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re PR middle-end/42050 (ice in graphite-clast-to-gimple.c:165)
[gcc.git] / gcc / ChangeLog.graphite
CommitLineData
12aec731
SP		 12009-11-18 Sebastian Pop <sebastian.pop@amd.com>
2
3 PR middle-end/42050
4 * testsuite/gfortran.dg/graphite/pr42050.f90: New.
5
aec12420
SP		 62009-11-18 Sebastian Pop <sebastian.pop@amd.com>
7
8 * graphite-interchange.c (memory_strides_in_loop_depth): New.
9 (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
10
25e20d33
SP		 112009-11-18 Sebastian Pop <sebastian.pop@amd.com>
12
13 * graphite-blocking.c (scop_do_block): New.
14 * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
15 * graphite-poly.h (scop_do_block): Declared.
16
e3bde9f4
SP		 172009-11-18 Sebastian Pop <sebastian.pop@amd.com>
18
19 * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
20 depth is the loop nesting depth in the LST. Call psct_dynamic_dim
21 to transform depth into the time_depth before calling
22 pbb_number_of_iterations_at_time.
23 (lst_do_strip_mine): Use a scalar variable instead of recomputing
24 lst_depth.
25
27e432be
SP		 262009-11-18 Sebastian Pop <sebastian.pop@amd.com>
27
28 Reverted the patch for "scattering permutations" from 2009-10-28.
29
30 * graphite-poly.c (print_permutation): New.
31 (debug_permutation): New.
32 (new_poly_bb): Initialize PBB_PERMUTATION.
33 (free_poly_bb): Free PBB_PERMUTATION.
34 * graphite-poly.h (pbb_permutation_elt_p): Declared.
35 (struct pbb_permutation_elt): New.
36 (PBB_PERMUTATION_ELT_STRIDE): New.
37 (PBB_PERMUTATION_ELT_STRIDED_P): New.
38 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
39 (new_pbb_permutation_elt): New.
40 (pbb_permutation_elt_free): New.
41 (struct poly_bb): Add field permutation.
42 (PBB_PERMUTATION): New.
43 (print_permutation): Declared.
44 (debug_permutation): Declared.
45
2bc529bf
KT		 462009-11-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
47
48 * graphite-interchange.c (build_partial_difference): New.
49 (memory_stride_in_loop): Refactored the computation of
50 equality constraints into build_partial_difference function.
51 Added support for debugging stride computations.
52
8c54631d
SP		 532009-11-03 Sebastian Pop <sebastian.pop@amd.com>
54
55 * graphite-clast-to-gimple.c (gloog): Free if_region,
56 if_region->true_region, and if_region->region.
57 * sese.c (if_region_set_false_region): Free if_region->false_region.
58 (create_if_region_on_edge): Do not use GGC_NEW.
59 (move_sese_in_condition): Remove useless initialization.
60
7b7f2ca7
SP		 612009-11-03 Sebastian Pop <sebastian.pop@amd.com>
62
63 * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
64 for the loops created by the loop distribution. Do not modify the
65 input LSTs.
66 (lst_try_interchange_loops): Same. Use a temporary LST for the
67 transformed schedule. Call lst_update_scattering before data
68 dependence analysis.
69 (lst_try_interchange): Pass an extra parameter INDEX.
70 (lst_do_interchange_1): New.
71 (lst_do_interchange): Call lst_do_interchange_1.
72 (scop_do_interchange): Call lst_update_scattering.
73 * graphite-poly.c (apply_poly_transforms): Do not call
74 lst_update_scattering.
75 * graphite-poly.h (lst_pred): New.
76 (lst_succ): New.
77 (lst_find_first_pbb): Return NULL when not found.
78 (lst_empty_p): New.
79 (lst_insert_in_sequence): Allow LST1 to be NULL.
80 (lst_replace): New.
81 (lst_substitute_3): New.
82 * gcc.dg/graphite/interchange-1.c: XFail.
83 * gcc.dg/graphite/interchange-8.c: XFail.
84 * gcc.dg/graphite/interchange-11.c: XFail.
85
6119e7d5
SP		 862009-10-30 Sebastian Pop <sebastian.pop@amd.com>
87
88 * graphite-interchange.c (lst_perfectly_nested_p): New.
89 (lst_perfect_nestify): New.
90 (lst_try_interchange_loops): Call store_lst_schedule,
91 lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
92 (scop_do_interchange): Avoid redundant legality test.
93 Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
94 * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
95 * graphite-poly.h (psct_static_dim): New.
96 (lst_dewey_number_at_depth): New.
97 (lst_find_pbb): Restructured.
98 (lst_find_first_pbb): Restructured.
99 (lst_find_last_pbb): New.
100 (lst_contains_p): New.
101 (lst_contains_pbb): New.
102 (lst_create_nest): New.
103 (lst_remove_from_sequence): New.
104 (pbb_update_scattering): New.
105 (lst_update_scattering_under): New.
106 (lst_update_scattering_seq): New.
107 (lst_update_scattering): New.
108 (lst_insert_in_sequence): New.
109 (lst_distribute_lst): New.
110 (lst_remove_all_before_including_pbb): New.
111 (lst_remove_all_before_excluding_pbb): New.
112
431f3f22
SP		 1132009-10-30 Sebastian Pop <sebastian.pop@amd.com>
114
115 * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
116 get_loop_exit_edges.
117
4c768046
SP		 1182009-10-30 Sebastian Pop <sebastian.pop@amd.com>
119
120 * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
121
5fa8514e
SP		 1222009-10-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
123
124 * graphite-poly.c (print_permutation): New.
125 (debug_permutation): New.
126 (new_poly_bb): Initialize PBB_PERMUTATION.
127 (free_poly_bb): Free PBB_PERMUTATION.
128 * graphite-poly.h (pbb_permutation_elt_p): Declared.
129 (struct pbb_permutation_elt): New.
130 (PBB_PERMUTATION_ELT_STRIDE): New.
131 (PBB_PERMUTATION_ELT_STRIDED_P): New.
132 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
133 (new_pbb_permutation_elt): New.
134 (pbb_permutation_elt_free): New.
135 (struct poly_bb): Add field permutation.
136 (PBB_PERMUTATION): New.
137 (print_permutation): Declared.
138 (debug_permutation): Declared.
139
6c6f84d7
SP		 1402009-10-26 Sebastian Pop <sebastian.pop@amd.com>
141
142 * graphite-clast-to-gimple.c (gloog): Do not call
143 sese_reset_aux_in_loops.
144 * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
145 extra argument for domains. Do not use loop->aux.
146 (build_scop_iteration_domain): Initialize and free domains, pass it
147 to build_loop_iteration_domains and extract the information from
148 domains. Do not use loop->aux.
149 * sese.c (sese_reset_aux_in_loops): Removed.
150 * sese.h (sese_reset_aux_in_loops): Removed.
151
585b3e19
SP		 1522009-10-26 Sebastian Pop <sebastian.pop@amd.com>
153
154 * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
155 (dependency_in_loop_p): Same.
156 (translate_clast): Do not use loop->aux. Initialize
157 loop->can_be_parallel.
158 (mark_loops_parallel): Removed.
159 * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
160 * graphite.c (free_aux_in_new_loops): Removed.
161 (graphite_finalize): Do not call free_aux_in_new_loops.
162 (graphite_transform_loops): Do not call mark_loops_parallel.
163
1642009-10-26 Li Feng <nemokingdom@gmail.com>
a7ed27ac
LF		 165
166 * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
167 (translate_clast): Pass an extra parameter LEVEL.
168 Call get_scattering_level.
169 * graphite-clast-to-gimple.h (get_scattering_level): New.
170
8e6ef139
SP		 1712009-10-22 Sebastian Pop <sebastian.pop@amd.com>
172
173 * cfgloop.c (alloc_loop): Initialize loop->single_iv.
174 * cfgloop.h (struct loop): New field single_iv.
175
176 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
177 loop->aux anymore: use loop->single_iv.
178 (graphite_loop_normal_form): Moved...
179 (build_graphite_loop_normal_form): Removed.
180 (gloog): Do not call build_graphite_loop_normal_form.
181 (free_aux_in_new_loops): Moved...
182 (mark_loops_parallel): Restructure.
183 * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
184 * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
185 (scop_canonicalize_loops): New.
186 (build_poly_scop): Call scop_canonicalize_loops.
187 * graphite.c (free_aux_in_new_loops): ...here.
188
e6dd91b2
SP		 1892009-10-22 Sebastian Pop <sebastian.pop@amd.com>
190
191 * g++.dg/graphite/graphite.exp: Add the same rules as in
192 gcc.dg/graphite/graphite.exp.
193
47fb473f
SP		 1942009-10-22 Sebastian Pop <sebastian.pop@amd.com>
195
196 * g++.dg/graphite/id-1.C: New.
197
63858ac6
SP		 1982009-10-22 Sebastian Pop <sebastian.pop@amd.com>
199
200 * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
201 argument base_name.
202 (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
203 (rewrite_phi_out_of_ssa): Same.
204 (rewrite_cross_bb_scalar_deps): Same.
205 (translate_scalar_reduction_to_array): Same.
206
decfe536
SP		 2072009-10-22 Sebastian Pop <sebastian.pop@amd.com>
208
209 * graphite-sese-to-poly.c (build_scop_drs): Disable call to
210 dump_alias_graphs.
211
0d5ef2a9
SP		 2122009-10-22 Sebastian Pop <sebastian.pop@amd.com>
213
214 * graphite-sese-to-poly.c (dump_alias_graphs): New.
215 (build_scop_drs): Call dump_alias_graphs.
216
f70de156
SP		 2172009-10-22 Sebastian Pop <sebastian.pop@amd.com>
218
219 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
220 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
221 (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
222 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
223 * graphite-poly.h (free_lst): New.
224 (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
225 (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
226
74715a9b
SP		 2272009-10-22 Sebastian Pop <sebastian.pop@amd.com>
228
229 * graphite-poly.h (struct scop): Add a field saved_schedule.
230 (SCOP_SAVED_SCHEDULE): New.
231 (store_lst_schedule): New.
232 (restore_lst_schedule): New.
233 (store_scattering): Call store_lst_schedule.
234 (restore_scattering): Call restore_lst_schedule.
235
fb00d28e
SP		 2362009-10-20 Sebastian Pop <sebastian.pop@amd.com>
237
238 * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
239 (pdr_add_alias_set): Same.
240 (build_poly_dr): Same.
241 (build_alias_set_optimal_p): Same.
242 (build_base_obj_set_for_drs): Same. Do not store the result of
243 graphds_dfs.
244
917f481a
SP		 2452009-10-20 Sebastian Pop <sebastian.pop@amd.com>
246
247 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
248 all_components_are_cliques to 1.
249
2b178a5f
LF		 2502009-10-20 Li Feng <nemokingdom@gmail.com>
251
252 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
253 the new structure.
254 (pdr_add_alias_set): Update retrieving alias_set_num.
255 (build_poly_dr): Update retrieving dr_base_object_set.
256 (partition_drs_to_sets): Remove.
257 (build_alias_set_optimal_p): New.
258 (build_alias_set_for_drs): Rename.
259 (build_scop_drs): Update.
260 * graphite-sese-to-poly.h (struct base_alias_pair): New.
261 (ALIAS_SET_INDEX): Remove.
262 (BASE_OBJECT_SET_INDEX): Remove.
263
e8af4842
SP		 2642009-10-20 Sebastian Pop <sebastian.pop@amd.com>
265
266 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
267
3899a0b2
SP		 2682009-10-20 Sebastian Pop <sebastian.pop@amd.com>
269
270 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
271 loop upper bounds for 1-element arrays at end of structures.
272 * tree-flow.h (array_at_struct_end_p): Declared.
273 * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
274
e34e5835
SP		 2752009-10-20 Sebastian Pop <sebastian.pop@amd.com>
276
277 * g++.dg/graphite/pr41305.C: New.
278
07b0d0e2
AM		 2792009-10-20 Alexander Monakov <amonakov@ispras.ru>
280
281 * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
282 construction of parameter constraints from loop iteration analysis.
283 * gcc.dg/graphite/run-id-2.c: New test.
284
67255edf
SP		 2852009-10-17 Sebastian Pop <sebastian.pop@amd.com>
286
287 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
288 and new_cstr.
289
14ba996b
SP		 2902009-10-17 Sebastian Pop <sebastian.pop@amd.com>
291
292 * graphite-dependences.c (dependence_polyhedron_1): Remove
293 unused gdim dimensions from the DDR polyhedron.
294
4454141a
SP		 2952009-10-17 Sebastian Pop <sebastian.pop@amd.com>
296
297 * graphite-dependences.c (pddr_transformed_scattering): New.
298 (dot_original_deps_stmt_1): New.
299 (dot_transformed_deps_stmt_1): New.
300 (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
301 dot_transformed_deps_stmt_1.
302 (dot_original_deps): New.
303 (dot_transformed_deps): New.
304 (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
305
dd61070d
SP		 3062009-10-17 Sebastian Pop <sebastian.pop@amd.com>
307
308 * graphite-dependences.c (reduction_dr_1): Remove wrong
309 assert: reduction BBs can have multiple reduction writes
4454141a 310 to memory. interchange-3.f90 is an example.
dd61070d 311
65421bcc
SP		 3122009-10-17 Sebastian Pop <sebastian.pop@amd.com>
313
314 * gfortran.dg/graphite/interchange-3.f90: New.
315
3e9f43ee
SP		 3162009-10-17 Sebastian Pop <sebastian.pop@amd.com>
317
318 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
319
16bf8ab1
SP		 3202009-10-17 Sebastian Pop <sebastian.pop@amd.com>
321
322 * graphite-dependences.c (dependence_polyhedron_1): Add the
323 context to the dependence polyhedron.
324
d422adfa
SP		 3252009-10-17 Sebastian Pop <sebastian.pop@amd.com>
326
327 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
328 PBB_PDR_DUPLICATES_REMOVED.
329 (new_poly_bb): Same.
330
62e475c5
SP		 3312009-10-17 Sebastian Pop <sebastian.pop@amd.com>
332
333 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
334 SCOP_CONTEXT.
335 (build_loop_iteration_domains): Extract bounds on parameters
336 based on the data size.
337 (build_scop_context): Do not initialize SCOP_CONTEXT;
338 add new constraints.
339
3ecbce7e
SP		 3402009-10-17 Sebastian Pop <sebastian.pop@amd.com>
341
342 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
343 * graphite-ppl.h (graphite-ppl.h): Declared.
344
04863400
SP		 3452009-10-17 Sebastian Pop <sebastian.pop@amd.com>
346
347 * graphite-ppl.c (ppl_print_linear_expr): New.
348 (debug_ppl_linear_expr): New.
349 * graphite-ppl.h (ppl_print_linear_expr): Declared.
350 (debug_ppl_linear_expr): Declared.
351
009150e1
SP		 3522009-10-16 Sebastian Pop <sebastian.pop@amd.com>
353
354 * graphite-interchange.c: Fix comments.
355 * gcc.dg/graphite/block-1.c: Fix comments.
356
9b196c93
SP		 3572009-10-16 Sebastian Pop <sebastian.pop@amd.com>
358
359 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
360 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
361
caa675f8
SP		 3622009-10-16 Sebastian Pop <sebastian.pop@amd.com>
363
364 Reapply the patch from Alexander Monakov that disappeared during
365 the last merges from trunk.
366
367 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
368
369 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
370 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
371
92d92abb
SP		 3722009-10-15 Sebastian Pop <sebastian.pop@amd.com>
373
374 * graphite-interchange.c (memory_stride_in_loop): The depth
375 argument corresponds to a dynamic time dimension, so use
376 psct_dynamic_dim to refer to the transformed scattering dimension.
377
23159c56
SP		 3782009-10-15 Sebastian Pop <sebastian.pop@amd.com>
379
380 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
381
5c6c42c9
SP		 3822009-10-15 Sebastian Pop <sebastian.pop@amd.com>
383
384 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
385 root of the LST.
386 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
387 the root of the LST.
388 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
389 fake loop.
390 (print_lst): Print the root of LST in a different format.
391 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
392
f58be90e
SP		 3932009-10-15 Sebastian Pop <sebastian.pop@amd.com>
394
395 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
396
4e4ee197
SP		 3972009-10-15 Sebastian Pop <sebastian.pop@amd.com>
398
399 * doc/passes.texi: Document the Graphite infrastructure.
400
6c4499b6
SP		 4012009-10-15 Sebastian Pop <sebastian.pop@amd.com>
402
403 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
404 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
405 and check the SSA representation.
406
407 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
408
8e49fe91
SP		 4092009-10-15 Sebastian Pop <sebastian.pop@amd.com>
410
411 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
412
bb2b2dfc
SP		 4132009-10-14 Sebastian Pop <sebastian.pop@amd.com>
414
415 * gcc.dg/graphite/interchange-11.c: New.
416
e7ed4a64
SP		 4172009-10-14 Sebastian Pop <sebastian.pop@amd.com>
418
419 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
420
d7f25aa6
SP		 4212009-10-14 Sebastian Pop <sebastian.pop@amd.com>
422
423 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
424 Add -fno-loop-strip-mine and -fno-loop-interchange.
425 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
426 -fno-loop-strip-mine.
427 * gfortran.dg/graphite/graphite.exp: Same.
428
6231cf49
SP		 4292009-10-14 Sebastian Pop <sebastian.pop@amd.com>
430
431 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
432 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
433 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
434 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
435 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
436 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
437 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
438 DEFAULT_FLAGS_GRAPHITE_SCOP.
439 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
440 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
441
2b7c09a8
SP		 4422009-10-14 Sebastian Pop <sebastian.pop@amd.com>
443
444 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
445
b0c7a278
KT		 4462009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
447 Sebastian Pop <sebastian.pop@amd.com>
448
449 * graphite-interchange.c (build_linearized_memory_access): Pass an
450 offset as parameter.
451 (memory_stride_in_loop): Include transform scattering in the
452 access functions to be able to querry the strides in the
453 transformed loops.
454 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
455 not the psct_iterator_dim.
456
13ae6f91
SP		 4572009-10-14 Sebastian Pop <sebastian.pop@amd.com>
458
459 * graphite-blocking.c (pbb_do_strip_mine): Removed.
460 (lst_do_strip_mine_loop): New.
461 (lst_do_strip_mine): New.
462 (scop_do_strip_mine): Call lst_do_strip_mine.
463 * graphite-poly.h (lst_add_loop_under_loop): New.
464 (lst_find_first_pbb): New.
465
c0fe753b
SP		 4662009-10-14 Sebastian Pop <sebastian.pop@amd.com>
467
468 * graphite-poly.c (loop_to_lst): Fix LST creation.
469
8d75ec87
TG		 4702009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
471
472 * testsuite/gcc.dg/graphite/id-15.c: (8 * 8) replaced with
473 sizeof(unsigned long) to make it run on 32bit systems.
474
4752009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
476
477 * testsuite/gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
478 SEGFAULT on 32bit.
479
2e5a7cbf
RU		 4802009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
481
8d75ec87
TG		 482 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
483 Comment.
2e5a7cbf
RU		 484 (write_alias_graph_to_ascii_dot): New.
485 (write_alias_graph_to_ascii_ecc): Ditto.
8d75ec87
TG		 486 (partition_drs_to_sets): Add testing of optimality of current method
487 which assigns alias numbers according to DFS Comopnent number. used
488 as heuristic for the upcoming ECC algorithm.
2e5a7cbf
RU		 489 (build_scop_drs): Write to file also with the ecc and dot format.
490
1e82de2a
SP		 4912009-10-13 Sebastian Pop <sebastian.pop@amd.com>
492
493 * gfortran.dg/graphite/interchange-1.f: XFail.
494
9bf13085
SP		 4952009-10-13 Sebastian Pop <sebastian.pop@amd.com>
496
497 * graphite.c (graphite_initialize): Do not handle functions with
498 more than 100 basic blocks.
499
e797c5f2
SP		 5002009-10-13 Sebastian Pop <sebastian.pop@amd.com>
501
502 * graphite-blocking.c (pbb_do_strip_mine): Use
503 PARAM_LOOP_BLOCK_TILE_SIZE.
504
bfa00f48
SP		 5052009-10-13 Sebastian Pop <sebastian.pop@amd.com>
506
507 * graphite-poly.c (dot_lst_1): New.
508 (dot_lst): New.
509 * graphite-poly.h (dot_lst): Declared.
510
3c7bdeb8
SP		 5112009-10-13 Sebastian Pop <sebastian.pop@amd.com>
512
513 * graphite-dependences.c (dot_deps_stmt_1): New.
514 (dot_deps_stmt): New.
515 * graphite-dependences.h (dot_deps_stmt): Declared.
516
c7dc2fab
SP		 5172009-10-09 Sebastian Pop <sebastian.pop@amd.com>
518
519 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
520 not replace cross BB scalar dependences ending on PHI nodes.
521 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
522
24c79709
SP		 5232009-10-09 Sebastian Pop <sebastian.pop@amd.com>
524
525 * graphite-poly.c (apply_poly_transforms): Implement the high
526 level driver for flag_loop_block.
527 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
528 flag_loop_block.
529
530 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
531 -floop-block.
532 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
533 Add -floop-block.
534
a0517b76
SP		 5352009-10-09 Sebastian Pop <sebastian.pop@amd.com>
536
537 * graphite-poly.h (lst_find_pbb): New.
538 (find_lst_loop): New.
539
9d077835
SP		 5402009-10-09 Sebastian Pop <sebastian.pop@amd.com>
541
542 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
543 * graphite-poly.h (struct scop): Remove dep_graph field.
544 (SCOP_DEP_GRAPH): Removed.
545
75b63a91
SP		 5462009-10-09 Sebastian Pop <sebastian.pop@amd.com>
547
548 * graphite-poly.h (copy_lst): Do full copy of LST.
549
7cc4ff8d
SP		 5502009-10-07 Sebastian Pop <sebastian.pop@amd.com>
551
552 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
553 when the loop stride is zero.
554
555 * gcc.dg/graphite/id-16.c: New.
556
60d2a8c3
SP		 5572009-10-06 Sebastian Pop <sebastian.pop@amd.com>
558
559 * graphite-dependences.c (reduction_dr_1): New.
560 (reduction_dr_p): New.
561 (graphite_legal_transform_dr): Call reduction_dr_p.
562 (reduction_ddr): Renamed reduction_ddr_p.
563 * graphite-poly.h (same_pdr_p): New.
564 (number_of_write_pdrs): New.
565 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
566 (split_reduction_stmt): Do not split reduction statements
567 when there are no writes to memory.
568 (translate_scalar_reduction_to_array_for_stmt): Insert the
569 memory reduction statement just after the scalar reduction statement.
570
571 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
572 Un-XFAIL-ed.
573 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
574 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
575
95baeff8
SP		 5762009-10-06 Sebastian Pop <sebastian.pop@amd.com>
577
578 * graphite-interchange.c (lst_apply_interchange): New.
579 (lst_interchange_profitable_p): New.
580 (lst_try_interchange_loops): New.
581 (lst_try_interchange): New.
582 (lst_do_interchange): New.
583 (pbb_do_interchange): Removed.
584 (scop_do_interchange): Call lst_do_interchange.
585
a36d12e2
SP		 5862009-10-06 Sebastian Pop <sebastian.pop@amd.com>
587
588 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
589 SCOP_TRANSFORMED_SCHEDULE.
590 (loop_to_lst): New.
591 (scop_to_lst): New.
592 (print_lst): New.
593 (debug_lst): New.
594 * graphite-poly.h (lst_p): New.
595 (struct lst): New.
596 (LST_LOOP_P): New.
597 (LST_LOOP_FATHER): New.
598 (LST_PBB): New.
599 (LST_SEQ): New.
600 (scop_to_lst): Declared.
601 (print_lst): Declared.
602 (debug_lst): Declared.
603 (new_lst_loop): New.
604 (new_lst_stmt): New.
605 (copy_lst): New.
606 (lst_depth): New.
607 (lst_dewey_number): New.
608 (struct scop): Add original_schedule and transformed_schedule fields.
609 (SCOP_ORIGINAL_SCHEDULE): New.
610 (SCOP_TRANSFORMED_SCHEDULE): New.
611 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
612
a0dd1440
SP		 6132009-10-05 Sebastian Pop <sebastian.pop@amd.com>
614
615 * graphite-dependences.c (reduction_ddr): New.
616 (graphite_legal_transform_bb): Call reduction_ddr.
617 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
618 Initialize PBB_IS_REDUCTION.
619 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
620 (PBB_IS_REDUCTION): New.
621 (new_poly_bb): Update declaration.
622 * graphite-scop-detection.h (build_scop_bbs): Removed.
623 (nb_reductions_in_loop): Removed.
624 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
625 parameter for reductions.
626 (try_generate_gimple_bb): Update call to new_poly_bb.
627 (build_scop_bbs_1): Same.
628 (build_scop_bbs): Same.
629 (gsi_for_phi_node): New.
630 (scalar_close_phi_node_p): Remove gcc_assert.
631 (split_reduction_stmt): New.
632 (is_reduction_operation_p): New.
633 (phi_contains_arg): New.
634 (follow_ssa_with_commutative_ops): New.
635 (detect_commutative_reduction_arg): New.
636 (detect_commutative_reduction_assign): New.
637 (follow_inital_value_to_phi): New.
638 (edge_initial_value_for_loop_phi): New.
639 (initial_value_for_loop_phi): New.
640 (detect_commutative_reduction): New.
641 (translate_scalar_reduction_to_array_for_stmt): New.
642 (insert_copyout): New.
643 (insert_copyin): New.
644 (translate_scalar_reduction_to_array): New.
645 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
646 (rewrite_commutative_reductions_out_of_ssa_loop): New.
647 (rewrite_commutative_reductions_out_of_ssa): New.
648 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
649 * sese.h (split_region_for_bb): New.
650
651 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
652 * gcc.dg/graphite/interchange-1.c: Fix format.
653 * gcc.dg/graphite/interchange-10.c: New.
654
db7e9485
SP		 6552009-10-05 Sebastian Pop <sebastian.pop@amd.com>
656
657 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
658 buggy assert.
659
5dcc64d9
SP		 6602009-10-05 Sebastian Pop <sebastian.pop@amd.com>
661
662 * graphite-sese-to-poly.c (scev_analyzable_p): New.
663 (rewrite_cross_bb_scalar_dependence): New.
664 (rewrite_cross_bb_scalar_deps): New.
665 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
666 Call rewrite_cross_bb_scalar_deps.
667
947121b8
SP		 6682009-10-05 Sebastian Pop <sebastian.pop@amd.com>
669
670 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
671 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
672 gsi_for_stmt.
673
d48e288d
SP		 6742009-10-05 Sebastian Pop <sebastian.pop@amd.com>
675
676 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
677 * graphite-interchange.c (pbb_do_interchange): Same.
678 * graphite-poly.c (print_scattering_function): Same.
679 (debug_pdrs): Same.
680 * graphite-poly.h (pbb_loop): New.
681 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
682
d17286f6
SP		 6832009-09-27 Sebastian Pop <sebastian.pop@amd.com>
684
685 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
686
ee03cd20
SP		 6872009-09-27 Sebastian Pop <sebastian.pop@amd.com>
688
689 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
690 so don't pass a pointer to it.
691 (build_alias_set_for_drs): Same.
692 (build_base_obj_set_for_drs): Same.
693 (build_scop_drs): Same.
694
888beba1
LF		 6952009-09-26 Li Feng <nemokingdom@gmail.com>
696
697 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
698 the alias graph of data references.
699
cd43e5d7
LF		 7002009-09-25 Li Feng <nemokingdom@gmail.com>
701
702 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
703 (build_scop_drs): When debugging, write the alias graph to file,
704 otherwise, should be disabled.
705
aeda6535
SP		 7062009-09-17 Sebastian Pop <sebastian.pop@amd.com>
707
708 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
709 (is_simple_operand): Remove call to stmt_simple_memref_p.
710 (stmt_simple_for_scop_p): Update call to is_simple_operand.
711
8b6b8570
DE		 7122009-09-17 David Edelsohn <edelsohn@gnu.org>
713
8971eb91 714 * testsuite/gcc.dg/graphite/interchange-mvt.c: New File.
8b6b8570
DE		 715 * testsuite/gcc.dg/graphite/scop-dsyrk.c: New File.
716 * testsuite/gcc.dg/graphite/scop-dsyr2k.c: New File.
717 * testsuite/gcc.dg/graphite/scop-mvt.c: New File.
718 * testsuite/gcc.dg/graphite/scop-sor.c: New File.
719
1825f9a2
LF		 7202009-09-17 Li Feng <nemokingdom@gmail.com>
721
722 PR middle-end/41118
723 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
724 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
725 (graphite_carried_dependence_level_k): Ditto.
726 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
727 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
728 (new_poly_dr): Adjust declaration.
729 * graphite-sese-to-poly.c (free_data_refs_aux): New.
730 (free_gimple_bb): Added free_data_refs_aux.
731 (build_poly_dr): Add dr_base_object_set.
732 (partition_drs_to_sets): New.
733 (dr_same_base_object_p): New.
734 (build_alias_set_for_drs): New.
735 (build_base_object_set_for_drs): New.
736 (build_scop_drs): Add build_base_obj_set_for_drs.
737 * graphite-sese-to-poly.h: Added #define for alias set number index and
738 base object set index.
739 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
740 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
741
ac90803f
SP		 7422009-09-16 Alexander Monakov <amonakov@ispras.ru>
743
744 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
745 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
746
54fc808a
SP		 7472009-09-14 Sebastian Pop <sebastian.pop@amd.com>
748
749 * graphite-sese-to-poly.c (struct irp_data): Removed.
750 (idx_record_params): Removed.
751 (find_params_in_bb): Scan for parameters the access functions; don't
752 parse the tree representation.
753
e88e021f
SP		 7542009-09-14 Sebastian Pop <sebastian.pop@amd.com>
755
756 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
757 passes at -O1 and below.
758
3690f8d7
SP		 7592009-09-14 Sebastian Pop <sebastian.pop@amd.com>
760
761 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
762 tree-scalar-evolution.h, and then tree-data-ref.h.
763 * graphite-clast-to-gimple.c: Same.
764 * graphite-dependences.c: Same.
765 * graphite-interchange.c: Same.
766 * graphite-poly.c: Same.
767 * graphite-scop-detection.c: Same.
768 * graphite-sese-to-poly.c: Same.
769 * graphite.c: Same.
770 * lambda-code.c: Same.
771 * matrix-reorg.c: Same.
772 * tree-data-ref.c: Same.
773 * tree-if-conv.c: Same.
774 * tree-loop-distribu: Same.: Same.
775 * tree-loop-linear.c: Same.
776 * tree-parloops.c: Same.
777 * tree-predcom.c: Same.
778 * tree-vect-patterns.c: Same.
779
2495a183
SP		 7802009-09-02 Sebastian Pop <sebastian.pop@amd.com>
781
782 Partially revert the previous patch, except the following.
783 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
784 as parameters the operands of the not expression.
785
20179b0d
SP		 7862009-09-01 Sebastian Pop <sebastian.pop@amd.com>
787
788 * tree-scalar-evolution.c (instantiate_scev_assign): New.
789 Do not call analyze_scalar_evolution on assignments.
790 (instantiate_scev_phi): Call analyze_scalar_evolution.
791 (instantiate_scev_name): Call instantiate_scev_assign and
792 instantiate_scev_phi.
793 (instantiate_scev_not): Adapted to pass as parameters the operands
794 of the not expression.
795
ffa34f4b
SP		 7962009-09-01 Sebastian Pop <sebastian.pop@amd.com>
797
798 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
799 to pass as parameters the operands of the binary expression.
800
4b9d48a1
SP		 8012009-09-01 Sebastian Pop <sebastian.pop@amd.com>
802
803 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
804 instantiate_scev_not. Handle NEGATE_EXPR.
805 (instantiate_scev_r): Handle NEGATE_EXPR.
806
9e5dc77f
SP		 8072009-09-01 Sebastian Pop <sebastian.pop@amd.com>
808
809 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
810 instantiate_scev_r.
811 (instantiate_scev_r): Move code in instantiate_scev_2
812 and instantiate_scev_1.
813
d814176c
SP		 8142009-09-01 Sebastian Pop <sebastian.pop@amd.com>
815
816 * tree-scalar-evolution.c (instantiate_scev_3): New.
817 (instantiate_scev_1): Move code in instantiate_scev_3.
818
ec6636eb
SP		 8192009-09-01 Sebastian Pop <sebastian.pop@amd.com>
820
821 * tree-scalar-evolution.c (instantiate_scev_poly): New.
822 (instantiate_scev_1): Move code in instantiate_scev_poly.
823
7ec0665d
SP		 8242009-09-01 Sebastian Pop <sebastian.pop@amd.com>
825
826 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
827 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
828
9c382ce9
SP		 8292009-09-01 Sebastian Pop <sebastian.pop@amd.com>
830
831 * tree-scalar-evolution.c (instantiate_scev_convert): New.
832 (instantiate_scev_1): Move code in instantiate_scev_convert.
833
15fda317
SP		 8342009-09-01 Sebastian Pop <sebastian.pop@amd.com>
835
836 * tree-scalar-evolution.c (instantiate_scev_binary): New.
837 (instantiate_scev_1): Move code in instantiate_scev_binary.
838
320f5a78
SP		 8392009-09-01 Sebastian Pop <sebastian.pop@amd.com>
840
841 * tree-scalar-evolution.c (instantiate_scev_name): New.
842 (instantiate_scev_1): Move code in instantiate_scev_name.
843
8442009-08-28 Sebastian Pop <sebastian.pop@amd.com>
845
846 * Merge from mainline (150992:151171).
847
211694b6
SP		 8482009-08-25 Sebastian Pop <sebastian.pop@amd.com>
849
850 * graphite-dependences.c (graphite_legal_transform_bb): Call
851 pbb_remove_duplicate_pdrs.
852 * graphite-poly.c (can_collapse_pdr): Removed.
853 (pdr_find_duplicate): Removed.
854 (can_collapse_pdrs): New.
855 (pbb_remove_duplicate_pdrs): New.
856 (new_poly_dr): Do not look for duplicates.
857 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
858 (PBB_PDR_DUPLICATES_REMOVED): New.
859 (pbb_remove_duplicate_pdrs): Declared.
860
7bd2a8a7
SP		 8612009-08-25 Sebastian Pop <sebastian.pop@amd.com>
862
863 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
864 the strides by multiplying by PDR_NB_REFS.
865 * graphite-poly.c (can_collapse_pdr): New.
866 (pdr_find_duplicate): New.
867 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
868 Initialize PDR_NB_REFS.
869 * graphite-poly.h (struct poly_dr): Add field nb_refs.
870 (PDR_NB_REFS): New.
871 (new_poly_dr): Number of subscripts is a graphite_dim_t.
872
8732009-08-25 Sebastian Pop <sebastian.pop@amd.com>
874
875 Revert one of the previous commits:
876 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
877 the computation of symmetric data dependence relations.
878 (dependency_between_pbbs_p): Same.
879
93b2db87
SP		 8802009-08-25 Sebastian Pop <sebastian.pop@amd.com>
881
882 PR middle-end/40965
883 * graphite-poly.c (apply_poly_transforms): Remove legality test before
884 any transform.
885
d8eeb078
SP		 8862009-08-25 Sebastian Pop <sebastian.pop@amd.com>
887
888 * graphite-dependences.c (pddr_original_scattering): Return NULL
889 for read-read dependence relations.
890 * graphite-poly.h (enum poly_dr_type): Fix comment.
891 (pdr_read_p): New.
892 (pdr_write_p): New.
893 (pdr_may_write_p): New.
894
e6dec0fb
SP		 8952009-08-25 Sebastian Pop <sebastian.pop@amd.com>
896
897 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
898 (struct poly_dr): Same.
899 (new_poly_dr): Same.
900 * graphite-poly.c (new_poly_dr): Same.
901
baf4b881
KT		 9022009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
903 Sebastian Pop <sebastian.pop@amd.com>
904
905 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
906 pbb_strip_mine_time_depth. Changed the implementation so that
907 transformation is expressed as a transformation on
908 time (scatttering) dimensions. Also, ensures that the 2d+1
909 scheduling format is preserved.
910 (pbb_strip_mine_profitable_p): Profitability is based on the
911 iteration number of a given time (scattering) dimension,
912 and not on a original loop depth dimension.
913 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
914 (pbb_do_strip_mine): Call psct_dynamic_dim.
915 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
916 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
917 (pbb_nb_dynamic_scattering_transform): New.
918 (psct_dynamic_dim): New.
919
059a5f9f
KT		 9202009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
921
922 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
923 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
924 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
925 * graphite-interchange.c (build_linearized_memory_access): Same.
926 (memory_stride_in_loop): Same.
927
afae0207
SP		 9282009-08-25 Sebastian Pop <sebastian.pop@amd.com>
929
930 * graphite-dependences.c (pddr_original_scattering): New.
931 (graphite_legal_transform_dr): Call pddr_original_scattering.
932 (dot_deps_1): New.
933 (dot_deps): New.
934 * graphite-dependences.h (dot_deps): Declared.
935 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
936 (print_pdr): Print PDR_ID.
937 * graphite-poly.h (struct poly_dr): Add field id.
938 (PDR_ID): New.
939 (pbb_index): New.
940 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
941
f8e0bb8b
SP		 9422009-08-22 Sebastian Pop <sebastian.pop@amd.com>
943
944 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
945 not delete the original dependence relation.
946
9472009-08-21 Sebastian Pop <sebastian.pop@amd.com>
948
949 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
950 the computation of symmetric data dependence relations.
951 (dependency_between_pbbs_p): Same.
952
e37f165f
SP		 9532009-08-21 Sebastian Pop <sebastian.pop@amd.com>
954
955 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
956 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
957 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
958 (free_poly_ddr): New.
959 (pddr_is_empty): New.
960 (dependence_polyhedron_1): Now returns a poly_ddr_p.
961 (dependence_polyhedron): Same. Remove useless gcc_assert.
962 Remove fprintfs.
963 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
964 (graphite_carried_dependence_level_k): Call pddr_is_empty.
965 * graphite-dependences.h (enum poly_dependence_kind): New.
966 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
967 (PDRP_SOURCE): Renamed PDDR_SOURCE.
968 (PDRP_SINK): Renamed PDDR_SINK.
969 (PDRP_DDP): Renamed PDDR_DDP.
970 (PDDR_KIND): New.
971 (free_poly_ddr): Declared.
972 * graphite-poly.c (new_scop): Use the new hash function names.
973 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
974 into original_pddrs.
975 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
976
9772009-08-21 Sebastian Pop <sebastian.pop@amd.com>
978
979 * Merge from mainline (150764:150992).
980
45e76e9f
SP		 9812009-08-18 Sebastian Pop <sebastian.pop@amd.com>
982
983 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
984 bounds with LT_EXPR to make niter analysis more precise on code
985 generated by Graphite.
986
66b466c3
SP		 9872009-08-18 Sebastian Pop <sebastian.pop@amd.com>
988
989 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
990 (graphite_legal_transform_bb): Same.
991 (poly_drs_may_alias_p): Same.
992
f263917c
SP		 9932009-08-15 Sebastian Pop <sebastian.pop@amd.com>
994
995 PR middle-end/40981
996 * graphite-ppl.c (ppl_max_for_le): Correct the use of
997 ppl_Pointset_Powerset_C_Polyhedron_maximize.
998
9992009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1000
1001 * graphite-poly.c (print_pbb): Print PBB index.
1002
10032009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1004
1005 * Merge from mainline (r150672:150764).
1006
10072009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1008
1009 * graphite-interchange.c (ppl_max_for_le): Moved...
1010 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1011 * graphite-ppl.c (ppl_max_for_le): ... here.
1012 * graphite-ppl.h (ppl_max_for_le): Declared.
1013
10142009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1015
1016 * Merge from mainline (r150372:150672).
1017
30de1632
SP		 10182009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1019
1020 PR middle-end/40980
1021 * sese.c (convert_for_phi_arg): New.
1022 (add_guard_exit_phis): Use convert_for_phi_arg.
1023
1024 * testsuite/gfortran.dg/graphite/id-17.f: New.
1025
8c31ebfa
SP		 10262009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1027
1028 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1029 unknown subscript upper bounds.
1030
1031 * testsuite/gcc.dg/graphite/interchange-6.c: Un-XFAIL.
1032
fb9fb290
SP		 10332009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1034 Pranav Garg <pranav.garg2107@gmail.com>
1035
1036 * graphite-interchange.c (gather_access_strides): Removed.
1037 (ppl_max_for_le): New.
1038 (build_linearized_memory_access): New.
1039 (memory_stride_in_loop): New.
1040 (pbb_interchange_profitable_p): Reimplemented.
1041 * graphite-ppl.h (ppl_new_id_map): New.
1042 (ppl_interchange): New.
1043
1044 * testsuite/gcc.dg/graphite/interchange-6.c: XFAILed.
1045
312aea7f
SP		 10462009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1047
1048 * graphite-interchange.c (compute_subscript): Removed.
1049 (compute_array_size_cstr): Removed.
1050 (compute_array_size_poly): Removed.
1051 (compute_array_size): Removed.
1052 (gather_access_strides_poly): Removed.
1053 (gather_access_strides): Empty.
1054
25d7cc15
SP		 10552009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1056
1057 * graphite-dependences.c (dependence_polyhedron_1): Replace
1058 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1059 (graphite_legal_transform_dr): Same.
1060 (graphite_carried_dependence_level_k): Same.
1061 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1062 Initialize PDR_NB_SUBSCRIPTS.
1063 (print_pdr_access_layout): Replace pdr_nb_subscripts with
1064 PDR_NB_SUBSCRIPTS.
1065 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1066 (PDR_NB_SUBSCRIPTS): New.
1067 (pdr_nb_subscripts): Removed.
1068 (pdr_dim): Simplified.
1069 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1070 with PDR_NB_SUBSCRIPTS.
1071
66096911
SP		 10722009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1073
1074 * graphite-interchange.c (compute_array_size): Remove use of
1075 PDR_DATA_CONTAINER.
1076 * graphite-poly.c (new_poly_dr): Remove argument data_container.
1077 Do not initialize PDR_DATA_CONTAINER.
1078 (print_pdr): Do not print PDR_DATA_CONTAINER.
1079 * graphite-poly.h (struct poly_dr): Remove data_container field.
1080 (PDR_DATA_CONTAINER): Removed.
1081 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1082 PDR_DATA_CONTAINER.
1083 (build_poly_dr): Same.
1084
273c5dd3
SP		 10852009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1086
1087 * testsuite/gcc.dg/graphite/interchange-9.c: New.
1088
7491e5f0
KT		 10892009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1090 Sebastian Pop <sebastian.pop@amd.com>
1091
1092 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1093 copy of the dependence polyhedron. Free the temporary objects.
1094 (graphite_carried_dependence_level_k): Free unused objects before
1095 returning.
1096
1097 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
1098 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
1099 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
1100 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
1101 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
1102
f4648ed1
SP		 11032009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1104
1105 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1106 Early return without analyzing the data dependences if no
1107 transform has been done. Call restore_scattering if the transform
1108 is not legal.
1109 (graphite-interchange.c): Same.
1110 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1111 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1112 (apply_poly_transforms): Do not gcc_assert that
1113 the transform is legal.
1114 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1115 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1116 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1117 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1118 * graphite-poly.h (struct poly_scattering): New.
1119 (struct poly_bb): Add original, transformed, and saved fields.
1120 Remove transformed_scattering, original_scattering, nb_local_variables,
1121 and nb_scattering_transform fields.
1122 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1123 (poly_scattering_new): New.
1124 (poly_scattering_free): New.
1125 (poly_scattering_copy): New.
1126 (store_scattering_pbb): New.
1127 (store_scattering): New.
1128 (restore_scattering_pbb): New.
1129 (restore_scattering): New.
1130 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1131 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
273c5dd3 1132
e31a5bd4
SP		 11332009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1134
1135 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1136 (print_scop): Same.
1137
8e88f9fd
SP		 11382009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1139
1140 * Makefile.in (graphite.o): Depends on PREDICT_H.
1141 * graphite.c: Include predict.h.
1142 (graphite_finalize): Call tree_estimate_probability.
1143 * predict.c (predict_loops): Do not call scev_initialize and
1144 scev_finalize.
1145 (tree_estimate_probability_bb): New.
1146 (tree_estimate_probability): Do not initialize loops: move that
1147 code to the driver. Call tree_estimate_probability_bb.
1148 (tree_estimate_probability_driver): New.
1149 (pass_profile): Use tree_estimate_probability_driver.
1150 * predict.h (tree_estimate_probability): Declared.
1151
87d4d0ee
SP		 11522009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1153
1154 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1155 * graphite-dependences.c (graphite_legal_transform): Add time to
1156 TV_GRAPHITE_DATA_DEPS.
1157 (dependency_between_pbbs_p): Same.
1158 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1159
11602009-08-03 Sebastian Pop <sebastian.pop@amd.com>
1161
1162 * Merge from mainline (r149952:150372).
1163
2abae5f1
SP		 11642009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1165
1166 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
1167 * graphite-blocking.c: Same.
1168 * graphite-clast-to-gimple.c: Same.
1169 * graphite-dependences.c: Same.
1170 * graphite-poly.c: Same.
1171 * graphite-poly.h: Same.
1172 * graphite-ppl.c: Same.
1173 * graphite-scop-detection.c: Same.
1174 * graphite-sese-to-poly.c: Same.
1175 * graphite.c: Same.
1176
11772009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1178
1179 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
1180 (remove_simple_copy_phi): New.
1181 (remove_invariant_phi): New.
1182 (simple_copy_phi_p): New.
1183 (reduction_phi_p): New.
1184 (gsi_for_ssa_name_def): New.
1185 (insert_out_of_ssa_copy): New.
1186 (insert_out_of_ssa_copy_on_edge): New.
1187 (create_zero_dim_array): New.
1188 (scalar_close_phi_node_p): New.
1189 (rewrite_close_phi_out_of_ssa): New.
1190 (rewrite_phi_out_of_ssa): New.
1191 (rewrite_reductions_out_of_ssa): New.
1192 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
1193
1194 * testsuite/gcc.dg/graphite/id-11.c: New.
1195 * testsuite/gcc.dg/graphite/id-15.c: New.
1196 * testsuite/gcc.dg/graphite/interchange-1.c: Un-XFAIL.
1197 * testsuite/gcc.dg/graphite/interchange-2.c: Un-XFAIL.
1198 * testsuite/gcc.dg/graphite/interchange-3.c: Un-XFAIL.
1199 * testsuite/gcc.dg/graphite/interchange-4.c: Un-XFAIL.
1200 * testsuite/gcc.dg/graphite/interchange-7.c: Un-XFAIL.
1201 * testsuite/gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
1202 * testsuite/gfortran.dg/graphite/id-13.f: New.
1203 * testsuite/gfortran.dg/graphite/id-5.f: New.
1204
12052009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1206
1207 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
1208 check that nb_reductions_in_loop is zero.
1209 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
1210 reduction phi nodes.
1211 (nb_reductions_in_loop): Removed.
1212 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
1213 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
1214 (bb_contains_non_iv_scalar_phi_nodes): Removed.
1215 (scop_contains_non_iv_scalar_phi_nodes): Removed.
1216 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
1217
12182009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1219
1220 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
1221 statements that have an empty iteration domain.
1222 * testsuite/gfortran.dg/graphite/id-16.f: New.
1223
12242009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1225
1226 * tree-scalar-evolution.c (instantiate_scev_1): Return
1227 chrec_dont_know when the result is not above instantiate_below.
1228 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
1229 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
1230 the tree has a known scalar evolution.
1231 * testsuite/gfortran.dg/graphite/id-14.f: New.
1232 * testsuite/gfortran.dg/graphite/id-15.f: New.
1233
12342009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1235
1236 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
1237 insert_gsi.
1238 (rename_variables): Keep inserting renames after the ones already
1239 inserted.
1240
12412009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1242
1243 * graphite-sese-to-poly.c (compare_bb_depths): New.
1244 (graphite_sort_dominated_info): New.
1245 (build_scop_bbs_1): Call graphite_sort_dominated_info.
1246 (build_scop_scattering): Fix comment.
1247
12482009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1249
1250 * graphite.c (graphite_finalize): Call print_loops instead of
1251 dump_function_to_file.
1252 * testsuite/gcc.dg/graphite/graphite.exp: Fix formatting.
1253 * testsuite/gcc.dg/graphite/pr35356-1.c: New. Look for the number of
1254 loops generated in the graphite output file.
1255 * testsuite/gcc.dg/graphite/pr35356-2.c: New.
1256 * testsuite/gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
1257 * testsuite/gfortran.dg/graphite/id-12.f: New.
1258
12592009-07-24 Li Feng <nemokingdom@gmail.com>
1260
1261 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
1262 Remove 2 XFAIL.
1263
12642009-07-24 Li Feng <nemokingdom@gmail.com>
1265 Tobias Grosser <grosser@fim.uni-passau.de>
1266
1267 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
1268 alias set number build alias in ACCESSES polyhedron.
1269 (build_alias_set_for_drs): New.
1270 (build_pbb_drs): Added build_alias_set_for_drs.
1271 * graphite-dependences.c (poly_drs_may_alias_p): New.
1272 (graphite_carried_dependence_level_k): Check alias information
1273 before building polyhedron.
1274
12752009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1276
1277 * Makefile.in (lambda-code.o): Fix formatting.
1278
12792009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1280
1281 * Merge from mainline (r149350-149952)
1282
12832009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
1284
1285 * graphite-poly.c (apply_poly_transforms): Move strip_mine
1286 before interchange to prepare for loop blocking.
1287
12882009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
1289
1290 * graphite-poly.c (apply_poly_transforms): Add checks after every
1291 transformation.
1292 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
1293 done in apply_poly_transforms.
1294
12952009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1296
1297 * graphite-dependences.c (build_lexicographically_gt_constraint):
1298 Replace RES parameter with *RES.
1299 (dependence_polyhedron_1): Pass an address of the parameter RES
1300 instead of value of RES.
1301
13022009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1303
1304 * graphite.c (graphite_finalize): Fix comment.
1305 (graphite_transform_loops): Reset scev info after code generation
1306 of each scop.
1307
13082009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1309
1310 * graphite.c (graphite_finalize): Call scev_reset.
1311
13122009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1313
1314 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
1315 GBB_CLOOG_IV_TYPES hash table twice.
1316 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
1317 (add_condition_to_domain): Clear GMP values.
1318
13192009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1320
1321 * graphite-dependences.c: Fix formatting.
1322 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
1323 (pbb_number_of_iterations): Free ppl_Linear_Expression.
1324 * graphite-sese-to-poly.c: Fix formatting.
1325 * graphite.c (graphite_transform_loops): Create the hash table
1326 after the early return.
1327
13282009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1329
1330 * testsuite/gcc.dg/graphite/id-14.c: New.
1331 * testsuite/gcc.dg/graphite/pr40157.c: New.
1332 * testsuite/gfortran.dg/graphite/id-11.f: New.
1333
13342009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1335
1336 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
1337 (build_poly_scop): Return false when there are no pbbs within
1338 loops to avoid to pass to cloog scops with no loops.
1339
13402009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1341
1342 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
1343 useless test "i % 2".
1344 (build_pbb_scattering_polyhedrons): Fix formatting.
1345 (build_poly_dr): Same.
1346 * graphite.c (graphite_transform_loops): Restructure.
1347
13482009-07-14 Razya Ladelsky <razya@il.ibm.com>
1349
1350 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
1351 reduction_list parameter.
1352 (rewrite_all_phi_nodes_with_iv): Same.
1353 (canonicalize_loop_ivs): Same.
1354 * tree-parloops.c (struct brli): Removed.
1355 (build_reduction_list_info): Removed.
1356 (build_new_reduction): New.
1357 (analyze_reduction_list): Removed.
1358 (gather_scalar_reductions): Find reductions instead of phi
1359 nodes that can't be canonicalized.
1360 (try_create_reduction_list): Remove reduction_list parameter.
1361 (gen_parallel_loop): Same.
1362 (parallelize_loops): Remove analyze_reductions variable,
1363 initialization and free.
1364 Change reduction_list htab initialization to reduction_info
1365 elements instead of ssa names.
1366 Call try_create_reduction_list and gen_parallel_loop without
1367 analyzed_reduction argument.
1368 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
1369 canonicalize_loop_ivs with one less argument.
1370 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1371
13722009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1373
1374 * graphite-dependences.c (new_poly_dr_pair): New.
1375 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
1376 (new_poly_dr_pair): New.
1377 (eq_poly_dr_pair_p): New.
1378 (hash_poly_dr_pair_p): New.
1379 * graphite-dependences.h (struct poly_dr_pair): New.
1380 (eq_poly_dr_pair_p): Declared.
1381 (hash_poly_dr_pair_p): Declared.
1382 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
1383 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
1384 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
1385 * Makefile.in (graphite-poly.o): Add dependence on
1386 graphite-dependences.h.
1387
13882009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1389
1390 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
1391 polynomials of degree > 1 pass to Graphite.
1392 * tree-chrec.c (scev_is_linear_expression): Call
1393 evolution_function_is_affine_multivariate_p.
1394 * testsuite/gfortran.dg/graphite/id-10.f90: New.
1395
13962009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1397
1398 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
1399 Instantiate scevs varying in outer loops.
1400 * testsuite/gfortran.dg/graphite/id-9.f: Correct testcase.
1401
14022009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1403
1404 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
1405 redundant constraint.
1406
14072009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1408
1409 * testsuite/gcc.dg/graphite/graphite.exp: Fix comments.
1410 * testsuite/gfortran.dg/graphite/graphite.exp: Trigger actions
1411 based on the file names as in the C testsuite.
1412 * testsuite/gfortran.dg/graphite/block-1.f90: Fix patterns.
1413 * testsuite/gfortran.dg/graphite/block-2.f: Same.
1414 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
1415 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
1416 * testsuite/gfortran.dg/graphite/id-1.f90: Same.
1417 * testsuite/gfortran.dg/graphite/id-2.f90: Same.
1418 * testsuite/gfortran.dg/graphite/id-3.f90: Same.
1419 * testsuite/gfortran.dg/graphite/id-4.f90: Same.
1420 * testsuite/gfortran.dg/graphite/id-6.f: Same.
1421 * testsuite/gfortran.dg/graphite/id-9.f: Same.
1422 * testsuite/gfortran.dg/graphite/interchange-1.f: Same.
1423 * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
1424 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
1425
14262009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1427
1428 * sese.c (expand_scalar_variables_call): New.
1429 (expand_scalar_variables_ssa_name): Handle calls in expander.
1430
14312009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1432
1433 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
1434 Expect to see the pattern twice.
1435 * testsuite/gcc.dg/graphite/interchange-0.c: Un-XFAIL.
1436 * testsuite/gcc.dg/graphite/interchange-5.c: Same.
1437 * testsuite/gcc.dg/graphite/interchange-6.c: Same.
1438
14392009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1440
1441 * testsuite/gcc.dg/graphite/id-10.c: New.
1442 * testsuite/gcc.dg/graphite/id-12.c: New.
1443 * testsuite/gfortran.dg/graphite/id-7.f: New.
1444 * testsuite/gfortran.dg/graphite/id-8.f: New.
1445
14462009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1447
1448 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
1449 zero.
1450
14512009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1452
1453 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
1454
14552009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1456
1457 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
1458
14592009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1460
1461 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
1462 building PDR subscripts.
1463
14642009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1465
1466 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
1467 computation of array sizes.
1468
14692009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1470
1471 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
1472
14732009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
1474
1475 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
1476 build_pairwise_constraint, dr_equality_constraints,
1477 build_pairwise_scheduling_equality,
1478 build_pairwise_scheduling_inequality, lexicographically_gt_p,
1479 build_lexicographically_gt_constraint, dependence_polyhedron,
1480 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
1481 Move from NNC_Polyhedron to C_Polyhedron.
1482 * graphite-interchange.c (compute_array_size_poly,
1483 gather_access_strides): Dito.
1484 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
1485 free_scop, pbb_number_of_iterations): Dito.
1486 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
1487 pbb_dim_iter_domain, struct scop): Dito.
1488 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
1489 new_Cloog_Domain_from_ppl_Polyhedron,
1490 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
1491 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
1492 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
1493 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
1494 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
1495 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
1496 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
1497 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
1498 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
1499 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
1500 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
1501 build_scop_iteration_domain, build_poly_dr): Dito
1502
15032009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1504
1505 * testsuite/gcc.dg/graphite/graphite.exp: Added a rule to execute
1506 run-id-*.c files.
1507 * testsuite/gcc.dg/graphite/run-id-1.c: New.
1508
15092009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1510
1511 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
1512 positivity constraint on the symbolic number of iterations.
1513
15142009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1515
1516 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
1517
15182009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1519 Tobias Grosser <grosser@fim.uni-passau.de>
1520
1521 * graphite-clast-to-gimple.c (build_scop_context): Removed.
1522 (build_cloog_prog): Directly use SCOP_CONTEXT.
1523 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
1524 (free_scop): Free SCOP_CONTEXT.
1525 (print_scop_context): New.
1526 (print_scop): Call print_scop_context.
1527 (debug_scop_context): New.
1528 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
1529 (struct scop): Added field context.
1530 (SCOP_CONTEXT): New.
1531 * graphite-sese-to-poly.c (add_param_constraints): New.
1532 (build_scop_context): New.
1533 (build_poly_scop): Call build_scop_context.
1534
15352009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1536
1537 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
1538 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
1539 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
1540 * graphite-ppl.h: Include double-int.h and tree.h.
1541 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
1542 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
1543 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
1544 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
1545
15462009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1547
1548 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
1549 POINTER_PLUS_EXPR for pointer types.
1550 (clast_to_gcc_expression): Same.
1551
15522009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1553
1554 * graphite-poly.c (print_scattering_function): Early return when
1555 PBB_TRANSFORMED_SCATTERING is not initialized.
1556 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
1557
15582009-07-08 Sebastian Pop <sebastian.pop@amd.com>
1559
1560 * tree-parloops.c (analyze_reduction_list): Remove unused variable
1561 to fix bootstrap.
1562
15632009-07-08 Razya Ladelsky <razya@il.ibm.com>
1564
1565 * tree-parloops.c (analyze_reduction_list): Change return
1566 value to void.
1567 (try_create_reduction_list): Move the call to
1568 analyze_reduction_list to the beginining.
1569 Call reduction_phi with analyzed_reductions as argument
1570 instead of reduction_list.
1571
15722009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
1573
1574 * Merge from mainline (r148296:149346)
1575
15762009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1577
1578 * graphite-scop-detection.c (graphite_can_represent_init): New.
1579 (graphite_can_represent_scev): Call graphite_can_represent_init:
1580 check that the initial value does not contain multiplications of
1581 parameters.
1582 (stmt_has_simple_data_refs_p): New.
1583 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
1584 (is_simple_operand): Fix formatting.
1585 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
1586
15872009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1588
1589 * testsuite/gcc.dg/graphite/id-13.c: New.
1590 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
1591 analyze_scalar_evolution, use scalar_evolution_in_region.
1592 (scan_tree_for_params_right_scev): Add extra assert.
1593 (parameter_index_in_region_1): Split from parameter_index_in_region.
1594 (idx_record_params): Use scalar_evolution_in_region.
1595 (find_params_in_bb): Same.
1596 (find_scop_parameters): Same.
1597 (build_loop_iteration_domains): Same.
1598 (create_linear_expr_from_tree): Same.
1599 * sese.c (scalar_evolution_in_region): New.
1600 * sese.h (scalar_evolution_in_region): Declared.
1601 (defined_in_sese_p): New.
1602 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1603 static anymore.
1604 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1605 Declared.
1606
16072009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1608
1609 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
1610 TREE_DATA_REF_H also implies SCEV_H.
1611
16122009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1613
1614 * graphite-poly.c (print_scop_params): New.
1615 (print_scop): Call print_scop_params.
1616 (debug_scop_params): New.
1617 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
1618
16192009-07-07 Li Feng <nemokingdom@gmail.com>
1620
1621 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
1622 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
1623 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
1624 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
1625 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
1626 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
1627
16282009-07-07 Li Feng <nemokingdom@gmail.com>
1629
1630 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
1631 for dependency checking part.
1632 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
1633 tests for dependency checking.
1634 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1635 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1636 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
1637 flag -fdump-tree-graphite-all for autopar testsuites.
1638
16392009-07-06 Sebastian Pop <sebastian.pop@amd.com>
1640
1641 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
1642 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
1643 canonicalize_loop_ivs): Moved...
1644 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
1645
16462009-07-06 Sebastian Pop <sebastian.pop@amd.com>
1647
1648 * tree-parloops.c (try_create_reduction_list): Pass an extra
1649 argument analyzed_reductions. Call analyze_reduction_list.
1650 (gen_parallel_loop): Do not call analyze_reduction_list.
1651 (parallelize_loops): Init and finalize analyzed_reductions.
1652
16532009-07-06 Li Feng <nemokingdom@gmail.com>
1654
1655 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
1656 Added flag -fno-loop-strip-mine for autopar testcase.
1657
16582009-07-04 Li Feng <nemokingdom@gmail.com>
1659
1660 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
1661 transformed scattering dimension instead of unmatch orignal when
1662 calling dependence_polyhedron.
1663
16642009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1665
1666 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
1667
16682009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1669
1670 * graphite-poly.c (pbb_number_of_iterations): Check for returned
1671 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
1672
16732009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1674
1675 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
1676 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
1677 * graphite-poly.c (pbb_number_of_iterations): New.
1678 * graphite-poly.h (pbb_number_of_iterations): Declared.
1679 (pbb_iterator_dim, pbb_parameter_dim): New.
1680
16812009-06-29 Sebastian Pop <sebastian.pop@amd.com>
1682
1683 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
1684 last commit on type of lower and upper bound of loops.
1685
16862009-06-29 Li Feng <nemokingdom@gmail.com>
1687
1688 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
1689 graphite-dependences.h.
1690 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
1691 (mark_bb_with_pbb): New.
1692 (get_stmtfor_depth): New.
1693 (find_pbb_via_hash): New.
1694 (dependency_in_loop_p): New.
1695 (mark_loops_parallel): New.
1696 (free_aux_in_new_loops): New.
1697 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
1698 bb with it's relevant pbb. Mark newly created loops. Remove mark
1699 innermost loop parallel without checking.
1700 (gloog): Add parameter BB_PBB_MAPPING.
1701 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
1702 (gloog): Change declaration.
1703 (mark_loop_parallel): Make extern.
1704 (free_aux_in_new_loops): Declare.
1705 (bb_pbb_map_hash): New.
1706 (eq_bb_pbb_map): New.
1707 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
1708 auto parallelization when flag_graphite_force_parallel is set.
1709 (graphite_finalize): Added free_aux_in_new_loops.
1710 * tree-parloops.c (parallelize_loops): Only generate parallel code for
1711 the innermost loop that marked parallel. Use
1712 flag_graphite_force_parallel instead of loop->can_be_parallel.
1713 (loop_parallel_p): Move inner most checking out of function.
1714
17152009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1716
1717 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
1718 type of lower and upper bound of loops signed long int.
1719
17202009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1721
1722 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
1723 expression outside the loop.
1724
17252009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1726
1727 * gcc.dg/graphite/interchange-8.c: New.
1728
17292009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1730
1731 * gcc.dg/graphite/interchange-0.c: XFailed.
1732 * gcc.dg/graphite/interchange-5.c: XFailed.
1733 * gcc.dg/graphite/interchange-6.c: XFailed.
1734
17352009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1736
1737 * graphite-interchange.c (compute_array_size_poly): The end of the
1738 recursion should return 1.
1739
17402009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1741
1742 * graphite-interchange.c (compute_array_size_cstr): Allow the
1743 subscript multiplier to be -1.
1744 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
1745 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
1746 data_container. Initializes PDR_DATA_CONTAINER.
1747 (print_pdr_access_layout): New.
1748 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
1749 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
1750 data_container.
1751 (PDR_DATA_CONTAINER): New.
1752 (new_poly_dr): Update declaration.
1753 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
1754 (build_poly_dr): Call pdr_add_data_dimensions.
1755
17562009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1757
1758 * graphite-poly.h (struct poly_dr): Fix comment.
1759 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
1760 (pdr_add_memory_accesses): New.
1761 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
1762
17632009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1764
1765 * graphite-poly.c (print_pdrs, debug_pdrs): New.
1766 (print_pbb): Add call to print_pdrs.
1767 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
1768
17692009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1770 Li Feng <nemokingdom@gmail.com>
1771
1772 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
1773 (dependency_between_pbbs_p): New.
1774 (lexicographically_gt_p): Assure !empty_p before polyhedron
1775 intersection assign.
1776 (build_lexicographically_gt_constraint): Correct lexicographically
1777 judging.
1778 * graphite-dependences.h: New.
1779 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
1780
17812009-06-24 Sebastian Pop <sebastian.pop@amd.com>
1782
1783 * graphite-clast-to-gimple.c (print_clast_stmt): New.
1784 (gloog): Print to dump_file the generated clast.
1785 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
1786 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
1787
17882009-06-24 Sebastian Pop <sebastian.pop@amd.com>
1789
1790 * graphite-poly.c (extend_scattering): Increment
1791 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
1792
17932009-06-24 Sebastian Pop <sebastian.pop@amd.com>
1794
1795 * graphite-interchange.c (compute_array_size_poly): Added exit of
1796 recursion condition. Continue iterating even after the first equality.
1797 (compute_array_size): Same.
1798
17992009-06-24 Li Feng <nemokingdom@gmail.com>
1800
1801 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
1802 -fdump-tree-final_cleanup to -fdump-tree-optimized.
1803 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1804 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1805 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
1806
18072009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1808
1809 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
1810 only when the use verifies is_gimple_reg.
1811
18122009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1813
1814 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
1815 Allocate scaldims after call to unify_scattering_dimensions.
1816
18172009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1818
1819 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
1820
18212009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1822 Albert Cohen <albert.cohen@inria.fr>
1823
1824 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
1825 variables for the strip mining.
1826
18272009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1828 Pranav Garg <pranav.garg2107@gmail.com>
1829
1830 * Makefile.in (OBJS-common): Added graphite-blocking.o.
1831 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
1832 (graphite-blocking.o): New rule.
1833 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
1834 * graphite-blocking.c: New.
1835 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
1836 flag_loop_strip_mine.
1837 (psct_scattering_dim_for_loop_depth): New.
1838 * graphite-poly.h (scop_do_strip_mine): Declared.
1839 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
1840 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
1841 flag_loop_strip_mine.
1842
18432009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1844
1845 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
1846 a GMP value and a PPL coefficient at each iteration of a loop.
1847
18482009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1849
1850 * graphite-dependences.c (dependence_polyhedron): Do not use
1851 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
1852 pbb_nb_scattering_transform.
1853 (graphite_legal_transform_dr): Same.
1854 * graphite-poly.c (extend_scattering): Same.
1855 (unify_scattering_dimensions): Same.
1856 (print_scattering_function): Same.
1857 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
1858 PBB_NB_LOCAL_VARIABLES.
1859 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
1860 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
1861 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
1862 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
1863 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
1864 (pbb_nb_scattering_transform): New.
1865 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
1866 (psco_scattering_dim): Add assert on parameters.
1867 (psct_scattering_dim): Same.
1868 (psct_scattering_dim_for_loop_depth): Declared.
1869 (psct_local_var_dim): New.
1870 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
1871 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
1872 correct layout, call pbb_nb_local_vars.
1873 (psct_add_local_variable, psct_add_scattering_dimension): New.
1874 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1875 Initialize PBB_NB_SCATTERING_TRANSFORM.
1876
18772009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1878
1879 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
1880 (set_coef): Renamed ppl_set_coef.
1881 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
1882
18832009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1884
1885 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
1886 test a boolean against 1.
1887 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
1888 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
1889 (pbb_do_interchange): Returns true when a transform has been performed.
1890 (scop_do_interchange): Same.
1891 * graphite-poly.c (apply_poly_transforms): Use the return value of
1892 scop_do_interchange.
1893 * graphite-poly.h (scop_do_interchange): Update declaration.
1894
18952009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
1896
1897 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
1898 after last use.
1899 * sese.c (sese_reset_aux_in_loops): New.
1900 * sese.h (sese_reset_aux_in_loops): New.
1901
19022009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1903
1904 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
1905 multiplier and multiply the constant by the multiplier.
1906 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
1907 (build_poly_dr): Do not use the multiplier to define the subscript.
1908
19092009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1910
1911 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
1912 compiler's data reference. Initialize PDR_CDR.
1913 (print_pdr): Call dump_data_reference.
1914 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
1915 Add compiler_dr field.
1916 (PDR_BB): Renamed PDR_PBB.
1917 (PDR_CDR): New.
1918 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
1919 GCC's data reference representation.
1920 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
1921 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
1922
19232009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1924
1925 * graphite-poly.c (print_scattering_function): Also print the layout.
1926 * graphite-poly.h (pbb_nb_local_vars): New.
1927
19282009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1929
1930 * graphite-poly.c (print_pbb_domain): Also print the layout names.
1931
19322009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1933
1934 * graphite-poly.c (print_pdr, debug_pdr): New.
1935 * graphite-poly.h (print_pdr, debug_pdr): Declared.
1936 (PDR_BASE): Removed.
1937
19382009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1939
1940 * gcc/testsuite/gcc.dg/graphite/interchange-{1..7}.c: New avatars of
1941 ltrans-{1..6,8}.c.
1942
19432009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1944
1945 * graphite-interchange.c (compute_subscript): Allow also -1 in the
1946 subscript identification column.
1947 (pbb_do_interchange): Print to dump_file that some loops "will be
1948 interchanged". Rely on that chain of characters in the testcases.
1949 * gcc.dg/graphite/interchange-0.c: New.
1950 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
1951 interchange-*.c files and compile them with -floop-interchange.
1952
19532009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
1954
1955 * graphite-interchange.c (interchange_profitable_p): Renamed
1956 pbb_interchange_profitable_p.
1957
19582009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1959 Harsha Jagasia <harsha.jagasia@amd.com>
1960 Pranav Garg <pranav.garg2107@gmail.com>
1961
1962 * graphite-interchange.c (interchange_profitable_p): Make static.
1963 (pbb_interchange_loop_depths, pbb_do_interchange,
1964 scop_do_interchange): New.
1965 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
1966 for flag_loop_interchange.
1967 * graphite-poly.h (scop_do_interchange): Declared.
1968 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
1969 flag_loop_interchange is used.
1970
19712009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1972
1973 * graphite-dependences.c (dependence_polyhedron): Update use of
1974 pbb_nb_scattering_dims.
1975 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
1976 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
1977 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
1978 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
1979
19802009-06-16 Sebastian Pop <sebastian.pop@amd.com>
1981
1982 * graphite.c: Cleanup foo.
1983
19842009-06-16 Sebastian Pop <sebastian.pop@amd.com>
1985
1986 * Merge from mainline (r143684:148293).
1987 * Disabled libpcp until it gets fixed.
1988
19892009-06-05 Sebastian Pop <sebastian.pop@amd.com>
1990 Harsha Jagasia <harsha.jagasia@amd.com>
1991
1992 * graphite-interchange.c: New.
1993 * Makefile.in (graphite-interchange.o): New.
1994 * graphite-poly.h (interchange_profitable_p): Declared.
1995 * graphite-ppl.h (value_max): New.
1996
19972009-06-04 Sebastian Pop <sebastian.pop@amd.com>
1998
1999 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2000 * graphite-poly.h: Fix some comments.
2001 (pdr_dim): New.
2002 (pdr_scop): New.
2003
20042009-06-04 Sebastian Pop <sebastian.pop@amd.com>
2005
2006 * graphite-poly.h
2007 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
2008 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
2009 (pdr_accessp_nb_params): Renamed pdr_nb_params.
2010 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
2011 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
2012 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
2013 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
2014 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
2015 * graphite-clast-to-gimple.c: Same.
2016 * graphite-dependences.c: Same.
2017 * graphite-poly.c: Same.
2018 * graphite-sese-to-poly.c: Same.
2019
20202009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2021
2022 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
2023 expressions for an IV rename, as returned by clast_to_gcc_expression.
2024 (copy_renames): Rename new_name to expr.
2025 * sese.c (debug_rename_elt): Same.
2026 (get_rename): Same.
2027 (set_rename): Same.
2028 (sese_adjust_liveout_phis): Call force_gimple_operand before using
2029 the information from the rename map.
2030 (rename_variables_in_stmt): Same.
2031 (add_loop_exit_phis): Rename new_name to expr.
2032 (insert_loop_close_phis): Same.
2033 (add_guard_exit_phis): Same. Call force_gimple_operand.
2034 * sese.h (struct rename_map_elt): Rename new_name to expr.
2035 (new_rename_map_elt): Same.
2036
20372009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2038
2039 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2040 * sese.c (set_rename): Make it extern.
2041 * sese.h (set_rename): Declared.
2042
20432009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2044
2045 * graphite-poly.c (extend_scattering): Free values.
2046 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2047 Free iterators.
2048 (ppl_print_powerset_matrix): Same.
2049 * graphite-scop-detection.c (free_scops_1): New.
2050 (limit_scops): Call free_scops_1.
2051 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2052 (build_poly_dr): Free PPL coefficients.
2053 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2054
20552009-06-02 Sebastian Pop <sebastian.pop@amd.com>
2056
2057 * graphite-dependences.c: New.
2058 * graphite-data-ref.c: Removed.
2059 * graphite-data-ref.h: Removed.
2060 * Makefile.in (graphite-data-ref.o): Removed.
2061 (graphite-dependences.o): Added.
2062 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2063 * graphite-poly.c: Same.
2064 Move the data dependence testing to graphite-dependences.c.
2065
20662009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
2067
2068 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2069 from graphite_cannot_represent_loop. Code refactored.
2070 (scopdet_basic_block_info): Call graphite_can_represent_loop.
2071
20722009-05-17 Li Feng <nemokingdom@gmail.com>
2073
2074 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2075 Cover all the testcases (not only the filtered ones).
2076
20772009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
2078
2079 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2080 unnecessary check. Update comments. Move check for REAL_TYPE here.
2081 (harmful_stmt_in_bb): Remove checks for conditions. This is already
2082 done in (stmt_simple_for_scop_p).
2083
20842009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
2085
2086 * graphite.c (print_global_statistics): New.
2087 (print_graphite_scop_statistic): New.
2088 (print_graphite_statistics): New.
2089 (graphite_initialize, graphite_transform_loops): Print statistics.
2090 * graphite-scop-detection (build_scops): Print statistics.
2091 (print_graphite_scop_statistics): New.
2092 (print_graphite_statistics): New.
2093
20942009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2095
2096 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2097 (debug_clast_name_index): Removed.
2098 (debug_clast_name_indexes_1): Removed.
2099 (debug_clast_name_indexes): Removed.
2100 (clast_name_index_elt_info): Removed.
2101 (eq_clast_name_indexes): Removed.
2102 (clast_name_to_index): Removed.
2103 (new_clast_name_index): Removed.
2104 (save_clast_name_index): Removed.
2105 (save_var_name): Moved...
2106 (init_sese_params_index): Removed.
2107 (clast_name_to_gcc): Remove use of name_tree.
2108 (initialize_cloog_names): Same.
2109 (gloog): Do not call init_sese_params_index.
2110 * graphite-sese-to-poly.c (save_var_name): ...here.
2111 (parameter_index_in_region): New.
2112 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2113 (parameter_index_in_region): Removed.
2114 (is_parameter): Remove use of name_tree.
2115 * sese.h (struct name_tree): Removed.
2116 (struct sese): Remove use of name_tree. New field params_names.
2117 (SESE_PARAMS_NAMES): New.
2118 (SESE_PARAMS): Remove duplicate.
2119 (parameter_index_in_region): Removed.
2120 (sese_nb_params): Remove use of name_tree.
2121 (struct clast_name_index): New.
2122 (new_clast_name_index): New.
2123 (clast_name_to_index): New.
2124 (save_clast_name_index): New.
2125 (debug_clast_name_index): New.
2126 (debug_clast_name_indexes_1): New.
2127 (debug_clast_name_indexes): New.
2128 (clast_name_index_elt_info): New.
2129 (eq_clast_name_indexes): New.
2130
21312009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2132
2133 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
2134 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
2135 (graphite_loop_normal_form): Do not pass region. Do not
2136 initialize SESE_OLDIVS.
2137 (build_graphite_loop_normal_form): Update call to
2138 graphite_loop_normal_form.
2139 * sese.c (debug_oldivs): Removed.
2140 (new_sese): Do not initialize SESE_OLDIVS.
2141 (free_sese): Do not free SESE_OLDIVS.
2142 (oldiv_for_loop): Removed.
2143 * sese.h (struct sese): Remove old_ivs.
2144 (SESE_OLDIVS): Removed.
2145 (oldiv_for_loop): Removed.
2146
21472009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2148
2149 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
2150 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
2151 replaced by a call to newivs_to_depth_to_newiv.
2152 (clast_to_gcc_expression): Pass newivs, remove ivstack.
2153 (clast_to_gcc_expression_red): Same.
2154 (gcc_type_for_clast_expr): Same.
2155 (gcc_type_for_clast_eq): Same.
2156 (graphite_translate_clast_equation): Same.
2157 (graphite_create_guard_cond_expr): Same.
2158 (graphite_create_new_guard): Same.
2159 (graphite_create_new_loop): Same.
2160 (build_iv_mapping): Same.
2161 (translate_clast): Same.
2162 (gloog): Same.
2163 (loop_iv_stack_patch_for_consts): Removed. *
2164 sese.c (iv_stack_entry_is_constant): Removed.
2165 (iv_stack_entry_is_iv): Removed.
2166 (loop_iv_stack_push_iv): Removed.
2167 (loop_iv_stack_insert_constant): Removed.
2168 (loop_iv_stack_pop): Removed.
2169 (loop_iv_stack_get_iv): Removed.
2170 (loop_iv_stack_get_iv_from_name): Removed.
2171 (debug_loop_iv_stack): Removed.
2172 (free_loop_iv_stack): Removed.
2173 (loop_iv_stack_remove_constants): Removed. *
2174 sese.h (iv_stack_entry_kind): Removed.
2175 (iv_stack_entry_data_union): Removed.
2176 (iv_stack_entry_struct): Removed.
2177 (iv_stack_entry_p): Removed.
2178 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
2179 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
2180 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
2181 loop_iv_stack_pop, free_loop_iv_stack): Removed.
2182 (gbb_loop_at_index): Fix indenting.
2183 (gbb_loop_index): Removed.
2184
21852009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2186
2187 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2188 Call clast_name_to_index.
2189
21902009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2191
2192 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
2193 do not pass params. Get params from SESE_PARAMS.
2194 (clast_to_gcc_expression): Same.
2195 (clast_to_gcc_expression_red): Same.
2196 (gcc_type_for_clast_eq): Same.
2197 (graphite_translate_clast_equation): Same.
2198 (graphite_create_new_loop): Same.
2199 * sese.c (rename_variables_in_stmt): Fix comment.
2200
22012009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2202
2203 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
2204 newivs_index.
2205 Call save_clast_name_index.
2206 (translate_clast): Pass newivs_index.
2207 (gloog): Create and free newivs_index.
2208
22092009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2210
2211 * graphite-clast-to-gimple.c (clast_name_index): New structure.
2212 (clast_name_index_p): New type.
2213 (debug_clast_name_index): New.
2214 (debug_clast_name_indexes_1): New.
2215 (debug_clast_name_indexes): New.
2216 (clast_name_index_elt_info): New.
2217 (eq_clast_name_indexes): New.
2218 (clast_name_to_index): New.
2219 (new_clast_name_index): New.
2220 (save_clast_name_index): New.
2221 (init_sese_params_index): New.
2222 (gloog): Call init_sese_params_index.
2223 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
2224 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
2225 (free_sese): Free SESE_PARAMS_INDEX.
2226 * sese.h (struct sese): Add params_index.
2227 (SESE_PARAMS_INDEX): New.
2228
22292009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2230
2231 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
2232 (graphite_create_new_loop): Pass the newivs vector. Push the
2233 newly created IV to newivs.
2234 (translate_clast): Pass the newivs vector.
2235 (gloog): Create and destroy the newivs vector.
2236
22372009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2238
2239 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
2240 (graphite_loop_normal_form): Initialize loop->aux with the unique
2241 IV that has been created.
2242
22432009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
2244
2245 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
2246 scev with parameters in the base part. They where forbidden
2247 exidently.
2248
22492009-05-11 Li Feng <nemokingdom@gmail.com>
2250
2251 * testsuite/gcc.dg/graphite/graphite.exp: Set different default
2252 compile options by file names.
2253 * testsuite/gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
2254 * testsuite/gcc.dg/graphite/id-{1-9}.c: Ditto.
2255 * testsuite/gcc.dg/graphite/scop-{0-20}.c: Ditto.
2256 * testsuite/gcc.dg/graphite/scop-matmult.c: Ditto.
2257
22582009-05-08 Li Feng <nemokingdom@gmail.com>
2259
2260 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
2261 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
2262 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
2263 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2264
22652009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
2266
2267 * graphite-scop-detection (build_scops_1): Fix little bug introduced
2268 by final cleanup.
2269
22702009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
2271
2272 * graphite-scop-detection.c (graphite_can_represent_scev): Only
2273 allow integer constant strides.
2274 (graphite_can_represent_expr): Depend on outermost_loop.
2275 (stmt_simple_memref_p, graphite_cannot_represent_loop,
2276 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
2277 build_scops_1): Same.
2278 (scopdet_basic_block_info): Same and insert layered SCoP
2279 detection.
2280 (try_generate_gimple_bb): Cleanup.
2281 (build_scops): Enable data references.
2282
2283 * testsuite/gcc.dg/graphite/id-5.c: New.
2284 * testsuite/gcc.dg/graphite/id-9.c: New.
2285 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
2286 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
2287
22882009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2289
2290 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
2291 that we have not yet built for this SCoP.
2292
22932009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2294
2295 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
2296 for complex numbers.
2297
22982009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2299
2300 * graphite-ppl.c: Fix build if cloog is not available.
2301
23022009-05-04 Li Feng <nemokingdom@gmail.com>
2303
2304 * tree-parloops.c (loop_parallel_p): Remove construction of
2305 NITER and REDUCTION_LIST.
2306 (try_get_loop_niter): New.
2307 (try_create_reduction_list): New.
2308 (parallelize_loops): Bypass the failed checkings in autopar
2309 when can_be_parallel in loop structure is set to true.
2310
23112009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
2312
2313 * testsuite/gcc.dg/graphite/id-6.c: Update testcase.
2314 * testsuite/gcc.dg/graphite/scop-3.c: Dito.
2315
23162009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
2317
2318 * graphite-scop-detection.c (stmt_simple_for_scop_p):
2319 Enable EQ_EXPR and NE_EXPR again.
2320
23212009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
2322
2323 * graphite-scop-detection.c (graphite_can_represent_scev):
2324 Add check if scev is affine multivariate.
2325 (harmful_stmt_in_bb): Check if we can represent the conditions.
2326 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
2327 harmful_stmt_in_bb.
2328 * testsuite/gcc.dg/graphite/id-7.c: New.
2329
23302009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
2331
2332 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
2333 Check all bbs in region, not only the bbs that are represented in
2334 GRAPHITE.
2335 (build_poly_scop): Add newline.
2336 * testsuite/gcc.dg/graphite/id-8.c: New.
2337
23382009-04-30 Li Feng <nemokingdom@gmail.com>
2339
2340 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
2341 when loop initialize.
2342 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
2343 * common.opt: Declare flag_graphite_force_parallel.
2344 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
2345 loop parallel.
2346 * graphite-poly.c (apply_poly_transforms): Introduce
2347 flag_graphite_force_parallel.
2348 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
2349 * toplev.c (process_options): ditto and replace a not correctly
2350 encoded space.
2351
23522009-04-30 Li Feng <nemokingdom@gmail.com>
2353
2354 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
2355 Change the call of gbb_loop_at_index and/or gbb_loop_index due
2356 to the redefinition.
2357 (compute_cloog_iv_types_1): ditto.
2358 (build_iv_mapping): ditto.
2359 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
2360 initialization.
2361 (free_gimple_bb): Removed GBB_LOOPS related free part.
2362 (build_bb_loops): Removed.
2363 * sese.h (struct gimple_bb): Removed loops.
2364 (GBB_LOOPS): Removed.
2365 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
2366 (gbb_loop_index): ditto.
2367
23682009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2369
2370 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
2371 allow non constant strides.
2372 * testsuite/gcc.dg/graphite/scop-20.c: New.
2373
23742009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2375
2376 * graphite-scop-detection.c (dot_all_scops): Fix system call
2377 return value warning.
2378 (dot_scop): Same.
2379
23802009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2381
2382 * testsuite/gcc.dg/graphite/id-6.c: Fix pattern.
2383 * testsuite/gcc.dg/graphite/scop-3.c: Same.
2384
23852009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2386
2387 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
2388 build_pairwise_constraint, dr_equality_constraints,
2389 build_pairwise_scheduling_equality,
2390 build_pairwise_scheduling_inequality, lexicographically_gt_p,
2391 build_lexicographically_gt_constraint, dependence_polyhedron,
2392 graphite_legal_transform_dr, graphite_legal_transform_bb,
2393 graphite_legal_transform): New.
2394 * graphite-poly.h (graphite_legal_transform): Declared.
2395 * graphite-sese-to-poly.c (build_poly_scop): Call to
2396 graphite_legal_transform is disabled for the moment.
2397
23982009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2399
2400 * graphite-poly.h (pbb_nb_scattering_dims): New.
2401 (pbb_nb_scattering): Use it.
2402
24032009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2404
2405 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
2406 Pointset_Powerset version of ppl_insert_dimensions.
2407 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
2408
24092009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2410
2411 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
2412
24132009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2414
2415 * graphite-poly.h: Fix comment.
2416
24172009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2418
2419 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
2420
24212009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2422
2423 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
2424 statements.
2425
24262009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2427
2428 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
2429 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
2430 conditions.
2431
24322009-04-20 Sebastian Pop <sebastian.pop@amd.com>
2433
2434 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
2435 handle EQ_EXPR and NE_EXPR.
2436
24372009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
2438
2439 * graphite-poly.h (poly_dr): Fix comment.
2440
24412009-04-09 Sebastian Pop <sebastian.pop@amd.com>
2442 Tobias Grosser <grosser@fim.uni-passau.de>
2443
2444 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
2445 with a zero dimension polyhedron.
2446 (find_scop_parameters): Move the call to scop_set_nb_params here.
2447 (build_loop_iteration_domains): Store in loop->aux the iteration
2448 domain polyhedron.
2449 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
2450 by any loop in scop.
2451 (build_poly_scop): Do not call scop_set_nb_params.
2452
24532009-04-09 Sebastian Pop <sebastian.pop@amd.com>
2454 Tobias Grosser <grosser@fim.uni-passau.de>
2455
2456 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
2457 add_condition_to_domain not GT_EXPR.
2458
24592009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2460
2461 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
2462 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
2463 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
2464 upper_bound_assign to calculate unions.
2465 * testsuite/gcc.dg/graphite/id-6.c: New.
2466
24672009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2468
2469 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
2470 handle abnormal edges.
2471
24722009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2473
2474 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
2475 (free_poly_bb): Also free poly_drs.
2476 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
2477 (poly_dr): Polyhedron to Pointset_Powerset.
2478 (pdr_accessp_nb_subscripts): Same.
2479 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
2480 poly_drs.
2481
24822009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2483
2484 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
2485 names into more meaningful names.
2486
24872009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2488
2489 * testsuite/gfortran.dg/graphite/interchange-1.c: New.
2490 * testsuite/gfortran.dg/graphite/interchange-2.c: New.
2491
24922009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2493
2494 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
2495 the reduction_list.
2496 * tree-parloops.c (rewrite_phi_with_iv): New.
2497 (rewrite_all_phi_nodes_with_iv): New.
2498 (canonicalize_loop_ivs): Call them.
2499
25002009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2501
2502 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
2503 graphite_find_data_references_in_stmt.
2504 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
2505 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
2506
25072009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2508
2509 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
2510
25112009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2512
2513 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
2514 instead of bb_in_region.
2515 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
2516 (build_sese_conditions): Use flag_bb_in_sese.
2517 * sese.c (register_bb_in_sese): Removed.
2518 (new_sese): Remove initialization of SESE_REGION_BBS.
2519 (free_sese): Do not free SESE_REGION_BBS.
2520 * sese.h (struct sese): Remove field region_basic_blocks.
2521 (SESE_REGION_BBS): Removed.
2522 (bb_in_sese_p): Implement in function of bb_in_region.
2523
25242009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2525
2526 * graphite-scop-detection.c (limit_scops): Deal only with single exit
2527 loops.
2528
25292009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
2530
2531 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
2532 and EQ_EXPR.
2533 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
2534 (add_condition_to_domain): New.
2535 (add_condition_to_pbb): New.
2536 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
2537 * testsuite/gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2538
25392009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
2540
2541 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
2542 ppl_Pointset_Powerset.
2543 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
2544 * graphite-poly.h (poly_bb): poly_bb.domain Same.
2545 (pbb_nb_loops): Same.
2546 * graphite-sese-to-poly.c (build_loop_iteration_domains,
2547 add_conditions_to_domain): Same.
2548 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
2549 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
2550 ppl_const_Polyhedron_t.
2551 (ppl_print_powerset_matrix): New.
2552 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
2553 ppl_print_powerset_matrix): New.
2554 (ppl_print_polyhedron_matrix): Updated.
2555
25562009-04-07 Sebastian Pop <sebastian.pop@amd.com>
2557
2558 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
2559
25602009-04-07 Sebastian Pop <sebastian.pop@amd.com>
2561
2562 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
2563 (print_iteration_domains, debug_iteration_domain,
2564 debug_iteration_domains): New.
2565 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
2566 debug_iteration_domains): Declared.
2567 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
2568 indenting.
2569
25702009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
2571 Sebastian Pop <sebastian.pop@amd.com>
2572
2573 * graphite-poly.h (print_iteration_domain): New.
2574 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
2575 (build_sese_conditions_1, build_sese_conditions_after,
2576 build_sese_conditions_before): New.
2577 (build_sese_conditions): Rewritten.
2578
25792009-04-03 Sebastian Pop <sebastian.pop@amd.com>
2580 Tobias Grosser <grosser@fim.uni-passau.de>
2581
2582 Cleanup of code generation liveouts.
2583 * graphite-clast-to-gimple.c (translate_clast): Use a single
2584 rename_map instead of one per translated statement.
2585 Do not use SESE_LIVEOUT_RENAMES.
2586 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
2587 (gloog): Do not use SESE_LIVEOUT_RENAMES.
2588 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
2589 phi node of a reduction: when a loop contains a reduction used outside
2590 the loop, there should be a scalar close phi node on the exit block.
2591 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
2592 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
2593 (free_sese): Do not free them.
2594 (sese_build_liveouts_use): Do not use them.
2595 (sese_build_liveouts_bb): Same.
2596 (sese_build_liveouts): Same.
2597 (sese_insert_phis_for_liveouts): Same.
2598 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
2599 (defined_in_loop_p): New.
2600 (alive_after_loop): New.
2601 (close_phi_not_yet_inserted_p): New.
2602 (struct alep, alep_p): New.
2603 (add_loop_exit_phis): Remove from the rename_map all the names defined
2604 in the code generated loop.
2605 (insert_loop_close_phis): Traverse the rename_map passed to it.
2606 Don't use SESE_LIVEOUT_RENAMES.
2607 (default_liveout_before_guard): Renamed default_before_guard.
2608 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
2609 (graphite_copy_stmts_from_block): Do not directly call set_rename.
2610 (register_sese_liveout_renames): Removed.
2611 (copy_bb_and_scalar_dependences): Do not call it.
2612 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
2613 reduction_list.
2614 (SESE_LIVEOUT): Removed.
2615 (SESE_LIVEOUT_RENAMES): Removed.
2616 (SESE_REDUCTION_LIST): Removed.
2617 (sese_build_liveouts): Removed.
2618 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
2619 (insert_loop_close_phis): Pass a htab_t instead of a sese.
2620 (insert_guard_phis): Same.
2621 (rename_map_elt): Declare a VEC of them.
2622 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2623 trees not pointers to trees.
2624
2625 Rewrite in canonical close SSA form:
2626 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
2627 (limit_scops): Close the scop after the block containing the close phi
2628 nodes.
2629 (canonicalize_loop_closed_ssa): New.
2630 (canonicalize_loop_closed_ssa_form): New.
2631 (build_scops): Call canonicalize_loop_closed_ssa_form.
2632
2633 * graphite-sese-to-poly.c: Fix typos.
2634
26352009-04-03 Sebastian Pop <sebastian.pop@amd.com>
2636
2637 * graphite-poly.c (print_scattering_function, print_pbb_domain):
2638 Extended.
2639 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
2640 (print_pbb): Add conditions.
2641
26422009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
2643 Sebastian Pop <sebastian.pop@amd.com>
2644
2645 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
2646 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
2647 (build_scop_bbs_1): New.
2648 (build_scop_bbs): Rewrite.
2649 * sese.h (bb_in_region): New.
2650
26512009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2652
2653 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2654 poly_drs vector.
2655 (print_scop): Style.
2656 * graphite-poly.h (poly_bb): Add drs vector.
2657 (PBB_DRS): Add accessor.
2658 * graphite-sese-to-poly.c (build_poly_dr): New.
2659 (build_pbb_drs, build_scop_drs): New.
2660 (build_poly_scop): call build_scop_drs (Disabled at the moment).
2661
26622009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2663
2664 * tree-ssa-loop.c: Include forgotten toplev.h
2665
26662009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2667
2668 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
2669 * testsuite/gcc.dg/graphite/pr37883.c: Remove -floop-*
2670 * testsuite/gcc.dg/graphite/pr37928.c: Same
2671 * testsuite/gcc.dg/graphite/pr38409.c: Same
2672 * testsuite/gcc.dg/graphite/pr38498.c: Same
2673 * testsuite/gcc.dg/graphite/pr38559.c: Same
2674 * testsuite/gcc.dg/graphite/pr39335.c: Same
2675 * testsuite/gcc.dg/graphite/pr39335_1.c: Same
2676 * testsuite/gfortran.dg/graphite/block-2.f: Same
2677 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
2678 with -floop-*.
2679
26802009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
2681
2682 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
2683 build_access_matrix, build_scop_data_accesses): Remove access function
2684 building. (We get a new version soon).
2685 (build_bb_loops, scan_tree_for_params_right_scev): Update.
2686 * sese.h (nb_loops_around_loop_in_sese): Remove.
2687 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
2688
26892009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
2690 Sebastian Pop <sebastian.pop@amd.com>
2691
2692 * graphite-scop-detection.c (struct scopdet_info): Rename last
2693 field to exit.
2694 (scopdet_basic_block_info, build_scops_1): Don't use
2695 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
2696
26972009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
2698 Sebastian Pop <sebastian.pop@amd.com>
2699
2700 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
2701 * sese.c (sese_build_liveouts_use): Renamed from
2702 sese_build_livein_liveouts_use. Remove liveins.
2703 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
2704 Call sese_build_liveouts_use.
2705 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
2706 Call sese_build_liveouts_bb.
2707 (new_sese, free_sese): Remove liveins.
2708 (sese_add_exit_phis_var): Deleted.
2709 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
2710 directly.
2711 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
2712
2713 * sese.h (sese): Remove num_ver and livein.
2714 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
2715
27162009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
2717
2718 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
2719
27202009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
2721
2722 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
2723 (build_scop_scattering): Do not use compare_prefix_loops any more.
2724 (nb_common_loops): New.
2725
27262009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2727
2728 * sese.c (get_new_name_from_old_name): Renamed get_rename.
2729 (register_old_and_new_names): Renamed set_rename.
2730
27312009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2732
2733 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
2734 of the decl from the previous commit.
2735
27362009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2737
2738 * graphite-scop-detection.c (dot_scop): New.
2739 * graphite-scop-detection.h (dot_scop): Declared.
2740
27412009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2742
2743 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
2744
27452009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2746
2747 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
2748 condition at the end of the loop.
2749 * graphite.c (graphite_initialize, graphite_finalize): Print to
2750 dump_file the compiled function.
2751 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
2752 of create_empty_loop_on_edge.
2753 (translate_clast): Update the code generation of loops for the new
2754 shape of loops.
2755 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
2756
27572009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2758
2759 Reverted the patch from 2009-03-19.
2760
27612009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
2762
2763 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2764 poly_drs vector.
2765 (print_scop): Style.
2766 * graphite-poly.h (poly_bb): Add drs vector.
2767 (PBB_DRS): Add accessor.
2768 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
2769 (build_access_matrix_with_af, build_access_matrix,
2770 build_scop_data_accesses): Delete.
2771 (build_poly_dr): New.
2772 (build_pbb_drs, build_scop_drs): New.
2773 (build_poly_scop): call build_scop_drs.
2774
27752009-03-13 Sebastian Pop <sebastian.pop@amd.com>
2776
2777 * graphite-scop-detection.c (dot_all_scops_1): Close the table
2778 once per basic block.
2779
27802009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
2781
2782 * graphite-scop-detection.c (graphite_can_represent_scev): New.
2783 (graphite_can_represent_expr): Renamed from loop_affine_expr
2784 and enhanced.
2785 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
2786 (graphite_cannot_represent_loop): Add scop_entry to parameters.
2787 (scopdet_basic_block_info): Actually define entry_block.
2788 (stmt_simple_memref_p): Moved here from ...
2789
2790 * tree-data-ref.c (stmt_simple_memref_p): here.
2791 * tree-data-ref.h (stmt_simple_memref_p): Removed.
2792
27932009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
2794
2795 * testsuite/gcc.dg/graphite/id-4.c: New.
2796
27972009-03-12 Sebastian Pop <sebastian.pop@amd.com>
2798
2799 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2800 (register_old_and_new_names): Update the content of the map.
2801 When there was already a rename_map_elt in the map at that
2802 location, free it.
2803 (copy_bb_and_scalar_dependences): Do rename_variables after
2804 expand_scalar_variables.
2805 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2806 of the map. When there was already a rename_map_elt in the
2807 map at that location, free it.
2808 (translate_clast): Pass the rename_map. Do not initialize and free
2809 a rename_map per stmt_user.
2810 (gloog): Initialize and free one rename_map and pass it to
2811 translate_clast.
2812
28132009-03-12 Sebastian Pop <sebastian.pop@amd.com>
2814
2815 * sese.c (expand_scalar_variables_stmt,
2816 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
2817 parameter.
2818 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
2819 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
2820 the gimple_stmt_iterator of the statement to be expanded.
2821 * graphite-scop-detection.c (is_simple_operand): Do handle
2822 REALPART_EXPR.
2823
28242009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2825
2826 * graphite-scop-detection.c (is_simple_operand): Do not handle
2827 REALPART_EXPR.
2828 * testsuite/gcc.dg/graphite/id-2.c: New.
2829
2830 * graphite-sese-to-poly.c (build_bb_loops,
2831 add_value_to_dim, scan_tree_for_params_right_scev,
2832 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
2833 find_params_in_bb, build_loop_iteration_domains,
2834 add_conditions_to_domain): Remove subtract.
2835
28362009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2837
2838 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
2839 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
2840 pbb_loop_at_index -> gbb_loop_at_index.
2841 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
2842 (debug_loop_vec): Delete.
2843 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
2844 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
2845 (PBB_LOOPS): Removed.
2846 (PBB_BLACK_BOX): Insert cast.
2847 (pbb_set_black_box): New setter.
2848 (pbb_loop_at_index, pbb_loop_index): Removed.
2849 (scop_set_region, scop_set_nb_params): New.
2850 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
2851 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
2852 (build_poly_scop): Use scop_set_nb_params.
2853 * sese.h (gimple_bb): Add LOOPS.
2854 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
2855
28562009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2857
2858 Revert previous commit.
2859
28602009-03-11 Sebastian Pop <sebastian.pop@amd.com>
2861
2862 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2863 (register_old_and_new_names): Update the content of the map.
2864 When there was already a rename_map_elt in the map at that
2865 location, free it.
2866 (copy_bb_and_scalar_dependences): Do rename_variables after
2867 expand_scalar_variables.
2868 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2869 of the map. When there was already a rename_map_elt in the
2870 map at that location, free it.
2871 (translate_clast): Pass the rename_map. Do not initialize and free
2872 a rename_map per stmt_user.
2873 (gloog): Initialize and free one rename_map and pass it to
2874 translate_clast.
2875
28762009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2877
2878 Remove forgotten line in revert.
2879
28802009-03-11 Sebastian Pop <sebastian.pop@amd.com>
2881
2882 Revert previous commit.
2883
28842009-03-10 Sebastian Pop <sebastian.pop@amd.com>
2885
2886 * sese.c (register_old_and_new_names): Update the content
2887 of the map. When there was already a rename_map_elt in the
2888 map at that location, free it.
2889 (copy_bb_and_scalar_dependences): Do rename_variables after
2890 expand_scalar_variables.
2891 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2892 of the map. When there was already a rename_map_elt in the
2893 map at that location, free it.
2894 (translate_clast): Pass the rename_map. Do not initialize and free
2895 a rename_map per stmt_user.
2896 (gloog): Initialize and free one rename_map and pass it to
2897 translate_clast.
2898
28992009-03-10 Sebastian Pop <sebastian.pop@amd.com>
2900
2901 * graphite-clast-to-gimple.c (translate_clast): context_loop
2902 is never NULL.
2903
29042009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
2905 Sebastian Pop <sebastian.pop@amd.com>
2906
2907 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
2908 of the use of ppl_Polyhedron_map_space_dimensions.
2909
29102009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
2911 Sebastian Pop <sebastian.pop@amd.com>
2912
2913 * graphite-poly.c (unify_scattering_dimensions): Fix types.
2914 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
2915 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
2916 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
2917 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
2918 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
2919 pbb_nb_params): New.
2920 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
2921 nb_loops_around_pbb): Adapt return types.
2922
29232009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
2924
2925 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2926 graphite-clast-to-gimple.o, graphite-data-ref.o,
2927 graphite-scop-detection.o, graphite-poly.o): Add
2928 more headers.
2929
29302009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
2931
2932 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2933 graphite-clast-to-gimple.o, graphite-data-ref.o,
2934 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
2935
29362009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
2937
2938 * testsuite/gcc.dg/graphite/pr37485.c: Remove -floop-block
2939 * testsuite/gcc.dg/graphite/pr37828.c: Same.
2940 * testsuite/gcc.dg/graphite/pr37684.c: Same.
2941 * testsuite/gcc.dg/graphite/block-0.c: Same.
2942 * testsuite/gcc.dg/graphite/block-1.c: Same.
2943 * testsuite/gcc.dg/graphite/block-2.c: Same.
2944 * testsuite/gcc.dg/graphite/block-3.c: Same.
2945 * testsuite/gcc.dg/graphite/block-4.c: Same.
2946 * testsuite/gcc.dg/graphite/block-5.c: Same.
2947 * testsuite/gcc.dg/graphite/block-6.c: Same.
2948 * testsuite/gfortran.dg/graphite/pr38083.f90: Same.
2949 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
2950 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
2951 * testsuite/gfortran.dg/graphite/pr37852.f90: Same.
2952 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
2953 * testsuite/gfortran.dg/graphite/pr37980.f90: Same.
2954 * testsuite/gfortran.dg/graphite/pr38953.f90: Same.
2955 * testsuite/gfortran.dg/graphite/pr37857.f90: Same.
2956 * opts.c: Remove -floop-block from -O2.
2957 * graphite-poly.c: Fail if -floop-block -floop-interchange or
2958 -floop-strip-mine are used.
2959
29602009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
2961 Sebastian Pop <sebastian.pop@amd.com>
2962
2963 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
2964 dimensions.
2965 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
2966 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
2967 strip_mine_profitable_p, is_interchange_valid,
2968 graphite_trans_bb_block, graphite_trans_loop_block,
2969 graphite_trans_scop_block): Temporary removed.
2970 (extend_scattering, unify_scattering_dimensions): New.
2971 (print_scattering_function, graphite_read_transforms):
2972 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2973 (graphite_generate_scattering_fns): Removed.
2974 (apply_poly_transforms): Cleanup.
2975 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2976 (schedule_to_scattering): Moved.
2977 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
2978 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
2979 (pbb_nb_scattering): New.
2980 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
2981 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
2982 Removed.
2983 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
2984 shift_poly.
2985 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2986 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
2987 -> PBB_TRANSFORMED_SCATTERING.
2988 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
2989 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
2990 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
2991 (check_poly_representation): Do not return bool.
2992 (graphite_transform_loops): Reformat.
2993 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
2994
29952009-03-04 Sebastian Pop <sebastian.pop@amd.com>
2996
2997 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
2998 debug_pbb_domain, debug_pbb, debug_scop): New.
2999 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
3000 debug_pbb_domain, debug_pbb, debug_scop): Declared.
3001
30022009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3003
3004 PR middle-end/39335
3005 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3006 when the type precision of the induction variable should be
3007 larger than the type precision of nit.
3008 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3009 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
3010 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3011
3012 * testsuite/gcc.dg/graphite/pr39335_1.c: New.
3013 * testsuite/gcc.dg/graphite/pr39335.c: New.
3014
30152009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3016
3017 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3018 SSA_NAMES not struct reduction_info.
3019
30202009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3021
3022 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
3023
30242009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3025 Tobias Grosser <grosser@fim.uni-passau.de>
3026
3027 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
3028 (free_sese): Free SESE_REDUCTION_LIST.
3029 * sese.h (struct sese): Add field reduction_list.
3030 (SESE_REDUCTION_LIST): New.
3031 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
3032 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
3033
30342009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3035 Tobias Grosser <grosser@fim.uni-passau.de>
3036
3037 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
3038 of loop_p.
3039
30402009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3041 Tobias Grosser <grosser@fim.uni-passau.de>
3042
3043 * tree-parloops.c (struct brli, build_reduction_list_info,
3044 analyze_reduction_list, gather_scalar_reductions): New.
3045 (loop_parallel_p): Build a reduction list containing only
3046 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
3047 (gen_parallel_loop): Call the analysis analyze_reduction_list.
3048 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
3049 * tree-flow.h (gather_scalar_reductions): Declared.
3050
30512009-02-26 Sebastian Pop <sebastian.pop@amd.com>
3052
3053 PR middle-end/39308
3054 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
3055 number_of_iterations_exit from a gcc_assert.
3056
30572009-02-25 Sebastian Pop <sebastian.pop@amd.com>
3058 Jan Sjodin <jan.sjodin@amd.com>
3059
3060 * output.h (graphite_out_file, graphite_in_file): Declared.
3061 * toplev.c (graphite_out_file, graphite_in_file): New.
3062 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
3063 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
3064 Don't call schedule_to_scattering.
3065 * common.opt (fgraphite-write, fgraphite-read): New.
3066 * graphite-poly.c: Include output.h.
3067 (print_scattering_function, print_scattering_functions,
3068 debug_scattering_function, debug_scattering_functions,
3069 graphite_write_transforms, graphite_read_transforms,
3070 graphite_generate_scattering_fns): New.
3071 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
3072 Call graphite_generate_scattering_fns, graphite_write_transforms,
3073 graphite_read_transforms.
3074 (new_poly_bb): Initialize PBB_SCATTERING.
3075 (free_poly_bb): Free PBB_SCATTERING.
3076 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
3077 * graphite-poly.h (struct poly_bb): Add field scattering.
3078 (PBB_SCATTERING): New.
3079 (print_scattering_function, print_scattering_functions,
3080 debug_scattering_function, debug_scattering_functions): Declared.
3081 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
3082 GMP values, not integers!
3083 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
3084 ppl_read_polyhedron_matrix): New.
3085 * graphite-ppl.h (ppl_print_polyhedron_matrix,
3086 debug_ppl_polyhedron_matrix,
3087 ppl_read_polyhedron_matrix): Declared.
3088 * Makefile.in (graphite-poly.o): Depends on output.h.
3089
30902009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3091 Tobias Grosser <grosser@fim.uni-passau.de>
3092
3093 Revert this change:
3094 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3095 scalar evolutions in the scop_entry->loop_father.
3096
30972009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3098 Tobias Grosser <grosser@fim.uni-passau.de>
3099
3100 * graphite.h (ref_nb_loops): Remove declaration.
3101 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
3102 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
3103 debug_gbb): Moved to sese.h.
3104 * sese.h: As said.
3105
31062009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3107 Tobias Grosser <grosser@fim.uni-passau.de>
3108
3109 * graphite-data-ref.[ch]: Disable.
3110
31112009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3112 Tobias Grosser <grosser@fim.uni-passau.de>
3113
3114 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3115 scalar evolutions in the scop_entry->loop_father.
3116
31172009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3118
3119 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
3120 (graphite_cannot_represent_loop_niter): Renamed
3121 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
3122 (limit_scops): build_sese_loop_nests does not return a bool.
3123 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
3124 * sese.c (nb_reductions_in_loop): ... from here.
3125 (graphite_loop_normal_form): ... from here.
3126 (sese_record_loop): Does not fail, so does not return a bool.
3127 (build_sese_loop_nests): Same.
3128 * sese.h (build_sese_loop_nests): Update declaration.
3129 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
3130 (build_graphite_loop_normal_form): New.
3131 (gloog): Call build_graphite_loop_normal_form.
3132 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
3133 build_sese_loop_nests.
3134
3135 * testsuite/gcc.dg/graphite/id-1.c: New.
3136
31372009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3138 Tobias Grosser <grosser@fim.uni-passau.de>
3139
3140 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
3141 The SCoP detection fix is sufficient.
3142
31432009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3144
3145 PR tree-optimization/39260
3146 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
3147 the basic block contains a condition with a real type.
3148 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
3149
3150 * gcc.dg/graphite/pr39260.c: New.
3151
31522009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3153
3154 * graphite-poly.c: Inlcude params.h.
3155 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
3156 the size of a tile.
3157 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
3158 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
3159
31602009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3161 Tobias Grosser <grosser@fim.uni-passau.de>
3162
3163 * graphite-scop-detection.c (dot_all_scops_1,
3164 dot_all_scops): Moved here.
3165 * graphite-scop-detection.h (dot_all_scops): Declared here.
3166 * graphite.c (graphite_initialize, graphite_finalize): New.
3167 (graphite_transform_loops): Cleaned up.
3168 * sese.c (debug_oldivs): Moved here.
3169 * graphite-poly.c (graphite_apply_transformations): Renamed
3170 apply_poly_transforms.
3171 (debug_loop_vec): Moved here.
3172 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
3173 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
3174 find_scop_parameters, build_scop_iteration_domain,
3175 add_conditions_to_constraints, build_scop_canonical_schedules,
3176 build_scop_data_accesses): Now static.
3177 (build_poly_scop, check_poly_representation): New.
3178
31792009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3180
3181 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
3182 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
3183 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
3184 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
3185 scan_tree_for_params_right_scev, scan_tree_for_params_int,
3186 scan_tree_for_params, struct irp_data, dx_record_params,
3187 find_params_in_bb, find_scop_parameters, gbb_from_bb,
3188 build_loop_iteration_domains, add_conditions_to_domain,
3189 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
3190 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
3191 build_sese_conditions, add_conditions_to_constraints,
3192 build_scop_iteration_domain, build_access_matrix_with_af,
3193 build_access_matrix,
3194 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
3195
3196 * graphite-sese-to-poly.c: New.
3197 * graphite-sese-to-poly.h: New.
3198
3199 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
3200
32012009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3202
3203 * graphite.c: Split graphite code generation to a new file.
3204 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
3205 max_precision_type, clast_to_gcc_expression_red,
3206 clast_to_gcc_expression, gcc_type_for_clast_expr,
3207 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
3208 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
3209 graphite_create_new_guard, clast_get_body_of_loop,
3210 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
3211 graphite_create_new_loop, build_iv_mapping, copy_renames,
3212 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3213 compute_cloog_iv_types, free_scattering, save_var_name,
3214 initialize_cloog_names, build_scop_context, build_cloog_prog,
3215 set_cloog_options, debug_clast_stmt, scop_to_clast,
3216 print_generated_program, debug_generated_program,
3217 gloog): Moved to graphite-clast-to-gimple.c.
3218
3219 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
3220
3221 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
3222 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
3223 loop_iv_stack_pop, loop_iv_stack_get_iv,
3224 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
3225 free_loop_iv_stack, loop_iv_stack_remove_constants,
3226 debug_rename_elt, debug_rename_map_1, debug_rename_map,
3227 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
3228 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
3229 eq_ivtype_map_elts, sese_add_exit_phis_edge,
3230 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
3231 get_vdef_before_sese, sese_adjust_vphi,
3232 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
3233 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
3234 is_iv, expand_scalar_variables_ssa_name,
3235 expand_scalar_variables_expr, expand_scalar_variables_stmt,
3236 expand_scalar_variables, rename_variables, remove_condition,
3237 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
3238 add_loop_exit_phis, insert_loop_close_phis, struct igp,
3239 default_liveout_before_guard, add_guard_exit_phis,
3240 insert_guard_phis, register_old_and_new_names,
3241 graphite_copy_stmts_from_block, register_sese_liveout_renames,
3242 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
3243 if_region_set_false_region, create_if_region_on_edge,
3244 move_sese_in_condition): Moved to sese.c.
3245
3246 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
3247 if_region_exit, if_region_get_condition_block,
3248 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
3249 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
3250 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
3251 ivtype_map_elt, new_ivtype_map_elt,
3252 recompute_all_dominators): Moved to sese.h.
3253
3254 * graphite-clast-to-gimple.c: New.
3255 * graphite-clast-to-gimple.h: New.
3256 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
3257 * sese.c: Modified as said above.
3258 * sese.h: Same.
3259
32602009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3261
3262 * graphite.c: Split scop detection to a new file.
3263 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
3264 move_sd_regions, loop_affine_expr, exclude_component_ref,
3265 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
3266 graphite_cannot_represent_loop_niter, struct scopdet_info,
3267 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
3268 find_single_entry_edge, find_single_exit_edge,
3269 create_single_entry_edge, sd_region_without_exit,
3270 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
3271 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
3272 Moved to graphite-scop-detection.c.
3273
3274 * graphite-scop-detection.c: New.
3275 * graphite-scop-detection.h: New.
3276 * Makefile.in: Add new rule for graphite-scop-detection.o.
3277
3278 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
3279 tree-scalar-evolution.h.
3280 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
3281 build_sese_loop_nests): Moved here from graphite.c.
3282 (param_index): Renamed parameter_index_in_region.
3283
32842009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
3285 Sebastian Pop <sebastian.pop@amd.com>
3286
3287 * gcc.dg/graphite/block-0.c: Expected to fail now.
3288 * gcc.dg/graphite/block-1.c: Same.
3289 * gcc.dg/graphite/block-5.c: Same.
3290 * gcc.dg/graphite/block-6.c: Same.
3291
32922009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
3293 Sebastian Pop <sebastian.pop@amd.com>
3294
3295 * graphite.h: Separate from graphite_bb_p the polyhedral
3296 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
3297 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
3298 graphite-data-ref.h.
3299 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
3300 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
3301 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
3302 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3303 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
3304 scop_nb_params): Moved to graphite-poly.h.
3305 * graphite-data-ref.c: Same.
3306 * graphite-data-ref.h: New.
3307 * graphite.c: Same.
3308 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
3309 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
3310 is_interchange_valid, graphite_trans_bb_block,
3311 graphite_trans_loop_block, scop_max_loop_depth,
3312 graphite_trans_scop_block, graphite_apply_transformations,
3313 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
3314 graphite-poly.c.
3315 * graphite-poly.h: New.
3316 * graphite-poly.c: New.
3317 * Makefile.in (OBJS-common): Add graphite-poly.o.
3318 (graphite-poly.o): New rule.
3319 * tree-data-ref.h (struct data_reference): Remove unused scop field.
3320 (DR_SCOP): Removed.
3321
33222009-02-18 Sebastian Pop <sebastian.pop@amd.com>
3323 Tobias Grosser <grosser@fim.uni-passau.de>
3324
3325 * graphite.c: Replace gb -> gbb.
3326 * graphite.h: Same.
3327 * graphite-data-ref.c: Same.
3328
33292009-02-18 Sebastian Pop <sebastian.pop@amd.com>
3330 Tobias Grosser <grosser@fim.uni-passau.de>
3331
3332 * Makefile.in (OBJS-commmon): Add sese.o.
3333 (sese.o): New.
3334 (graphite.o): Add sese.h.
3335 * graphite.c (bb_in_ss_p, loop_in_sese_p,
3336 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
3337 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
3338 Move to sese.
3339 (block_before_scop): Add missing return.
3340 (new_scop, free_scop): Remove SESE data structures.
3341 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
3342 find_scop_parameters, build_loop_iteration_domains,
3343 add_conditions_to_domain, register_scop_liveout_renames,
3344 copy_bb_and_scalar_dependences): Scop -> SESE.
3345
3346 (add_conditions_to_domain): SCoP -> SESE and remove check
3347 (scop_contains_non_iv_scalar_phi_nodes): New.
3348 (build_scop_conditions_1, build_scop_conditions): Remove check for
3349 non iv scalar phi nodes.
3350 (print_scop_statistics): New.
3351 (graphite_transform_loops): Cleanup.
3352
3353 * graphite.h: Move to sese & cleanup.
3354 * sese.c: New.
3355 * sese.h: New.
3356
33572009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3358 Tobias Grosser <grosser@fim.uni-passau.de>
3359
3360 * graphite.c (build_scop_conditions_1): Conditions are only
3361 at the end of a basic block.
3362
33632009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3364 Tobias Grosser <grosser@fim.uni-passau>
3365
3366 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
3367 field.
3368 (GBB_ALPHA): Removed.
3369
33702009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3371 Tobias Grosser <grosser@fim.uni-passau.de>
3372
3373 * graphite-data-ref.c (graphite_test_dependence): Don't use
3374 GBB_DYNAMIC_SCHEDULE.
3375 * graphite.c (new_graphite_bb): Same.
3376 (free_graphite_bb): Same.
3377 (build_scop_dynamic_schedules): Removed.
3378 (graphite_transform_loops): Don't call it.
3379 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
3380 (GBB_DYNAMIC_SCHEDULE): Removed.
3381
33822009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3383 Tobias Grosser <grosser@fim.uni-passau.de>
3384
3385 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
3386 (print_graphite_bb): Same.
3387 (build_cloog_prog): Same.
3388
33892009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3390 Tobias Grosser <grosser@fim.uni-passau.de>
3391
3392 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
3393
33942009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3395 Tobias Grosser <grosser@fim.uni-passau.de>
3396
3397 * graphite.c (build_scop_context): Don't use CloogMatrix.
3398 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
3399 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
3400
34012009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3402 Tobias Grosser <grosser@fim.uni-passau.de>
3403
3404 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
3405 liveout_renames, add_params fields...
3406 (struct sese): ... here.
3407 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
3408 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
3409
34102009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3411 Tobias Grosser <grosser@fim.uni-passau.de>
3412
3413 * graphite.c (print_scop): Do not print the CLooG program.
3414 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
3415 build_cloog_prog, gloog): Don't use SCOP_PROG.
3416 (find_transform): Renamed scop_to_clast.
3417 (print_generated_program, debug_generated_program): New.
3418 (graphite_transform_loops): Adapt to new interface.
3419 * graphite.h (struct scop): Remove program field.
3420 (SCOP_PROG): Removed.
3421 (print_generated_program, debug_generated_program): Declared.
3422
34232009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3424
3425 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
3426 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
3427 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
3428 free_graphite_bb, build_scop_canonical_schedules,
3429 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
3430 schedules are now represented using a ppl_Linear_Expression_t.
3431 * graphite.h (struct graphite_bb): Same.
3432 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
3433 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
3434
34352009-02-15 Sebastian Pop <sebastian.pop@amd.com>
3436
3437 * graphite.c: Free local memory.
3438 * graphite-ppl.c: Same.
3439
34402009-02-15 Sebastian Pop <sebastian.pop@amd.com>
3441
3442 * graphite.c (const_column_index, get_first_matching_sign_row_index,
3443 get_lower_bound_row, get_upper_bound_row, copy_constraint,
3444 swap_constraint_variables, scale_constraint_variable): Removed.
3445 (graphite_trans_bb_strip_mine): Remove pong.
3446 * graphite-ppl.c: Include missing header files.
3447 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
3448 * graphite-ppl.h (ppl_strip_loop): Declared.
3449 * Makefile.in (graphite-ppl.o): Adjust dependences.
3450
34512009-02-14 Sebastian Pop <sebastian.pop@amd.com>
3452
3453 * graphite.c (build_loop_iteration_domains): Remove ping pong.
3454 (build_scop_iteration_domain): Same.
3455
34562009-02-13 Sebastian Pop <sebastian.pop@amd.com>
3457
3458 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
3459 ping pong.
3460 (add_value_to_dim, scan_tree_for_params_right_scev,
3461 scan_tree_for_params_int): New.
3462 * graphite-ppl.c (oppose_constraint): New.
3463 (insert_constraint_into_matrix): Implement missing cases.
3464 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
3465
34662009-02-13 Sebastian Pop <sebastian.pop@amd.com>
3467
3468 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
3469 use ppl_move_dimension.
3470
34712009-02-12 Sebastian Pop <sebastian.pop@amd.com>
3472
3473 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
3474 * graphite.c: Same.
3475 * graphite.h: Same.
3476 * graphite-ppl.c: Same.
3477 * graphite-ppl.h: Same.
3478
34792009-02-12 Sebastian Pop <sebastian.pop@amd.com>
3480
3481 Revert last 3 commits.
3482
34832009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3484
3485 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
3486 ping pong.
3487 (add_value_to_dim, scan_tree_for_params_right_scev,
3488 scan_tree_for_params_int): New.
3489 * graphite-ppl.c (oppose_constraint): New.
3490 (insert_constraint_into_matrix): Implement missing cases.
3491 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
3492
34932009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3494
3495 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
3496
34972009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3498 Tobias Grosser <grosser@fim.uni-passau.de>
3499
3500 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
3501 use ppl_move_dimension.
3502 * graphite-ppl.c (ppl_move_dimension): New.
3503 * graphite-ppl.h (ppl_move_dimension): Declared.
3504
35052009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3506
3507 * graphite.c: Do not include cloog/cloog.h.
3508 (print_graphite_bb): Remove ping pong, call PPL print function.
3509
35102009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
3511
3512 * Makefile.in (OBJS-common): Add graphite-ppl.o.
3513 (graphite.o): Add dependence on graphite-ppl.h.
3514 (graphite-ppl.o): New.
3515 (graphite-data-ref.c): Ping pong between PPL data structures
3516 and matrices.
3517 * graphite-ppl.c: New.
3518 * graphite-ppl.h: New.
3519 * graphite.c: Include graphite-ppl.h.
3520 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
3521 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
3522 Ping pong between PPL data structures and matrices.
3523 (new_graphite_bb): Create a PPL constraint system.
3524 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
3525 (build_loop_iteration_domains): Use PPL functions.
3526 * graphite.h: Include graphite-ppl.h. Fix comments.
3527 (graphite_bb): Use a ppl_Constraint_System_t instead of
3528 CloogMatrix for representing the domain.
3529 (scop): Remove static_schedule.
3530 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
3531
35322009-02-06 Sebastian Pop <sebastian.pop@amd.com>
3533
3534 * graphite.c: Fix some comments.
3535
35362009-02-05 Sebastian Pop <sebastian.pop@amd.com>
3537
3538 PR middle-end/38953
3539 * graphite.c (if_region_set_false_region): After moving a region
3540 in the false branch of a condition, remove the empty dummy
3541 basic block.
3542 (gloog): Remove wrong fix for PR38953.
3543
35442009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
3545
3546 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
3547 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
3548 register_bb_in_sese, new_sese, free_sese): Moved.
3549 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
3550 outermost_loop_in_scop, build_scop_iteration_domain,
3551 expand_scalar_variables_ssa_name, get_vdef_before_scop,
3552 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
3553 Use loop_in_sese_p instead of loop_in_scop_p.
3554 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
3555 (free_scop): Do not free SCOP_BBS_B.
3556 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
3557 ref_nb_loops): Moved here...
3558 * graphite.h (ref_nb_loops): ... from here.
3559 (struct scop): Remove bbs_b bitmap.
3560 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
3561 * testsuite/gcc.dg/graphite/scop-19.c: New
3562
35632009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
3564
3565 * graphite.c (scopdet_basic_block_info): Fix bug in scop
3566 detection.
3567
35682009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
3569
3570 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
3571 eq_loop_to_cloog_loop): Remove.
3572 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
3573 * graphite.h (struct scop): Remove loop2cloog_loop.
3574 (loop_domain_dim, loop_iteration_vector_dim): Remove.
3575
35762009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
3577
3578 * opts.c (decode_options): Only add graphite options to O2
3579 if we compile with graphite enabled.
3580
35812009-01-26 Sebastian Pop <sebastian.pop@amd.com>
3582
3583 * Merge from mainline (r143163:143684).
3584
35852009-01-26 Sebastian Pop <sebastian.pop@amd.com>
3586
3587 * graphite.c (debug_value): Removed.
3588 * graphite.h (debug_value): Removed.
3589
35902009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3591
3592 * passes.c (init_optimization_passes): Do not call pass_copy_prop
3593 after graphite: pass_copy_prop does not maintain a proper loop closed
3594 SSA form. pass_copy_prop should be fixed.
3595
35962009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3597
3598 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
3599
36002009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3601
3602 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
3603 (gloog): Split the exit of the scop when the scop exit is a loop exit.
3604 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
3605 changed the CFG.
3606
36072009-01-20 Sebastian Pop <sebastian.pop@amd.com>
3608
3609 * graphite.c (gloog): Return true when code gen succeeded.
3610 (graphite_transform_loops): Do not call cleanup_tree_cfg if
3611 the code of the function did not changed. After cleanup_tree_cfg
3612 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
3613 form.
3614
36152009-01-19 Sebastian Pop <sebastian.pop@amd.com>
3616
3617 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
3618 gimple_call_lhs is NULL.
3619
36202009-01-16 Sebastian Pop <sebastian.pop@amd.com>
3621 Tobias Grosser <tobi.grosser@amd.com>
3622
3623 * graphite.c (graphite_trans_scop_block): Do not block single
3624 nested loops.
3625
36262009-01-15 Sebastian Pop <sebastian.pop@amd.com>
3627 Tobias Grosser <tobi.grosser@amd.com>
3628
3629 * graphite.c (build_scop_canonical_schedules): Start schedules at
3630 zero.
3631
36322009-01-15 Sebastian Pop <sebastian.pop@amd.com>
3633 Tobias Grosser <tobi.grosser@amd.com>
3634
3635 * graphite.c (compare_prefix_loops): New.
3636 (build_scop_canonical_schedules): Rewritten.
3637 (graphite_transform_loops): Move build_scop_canonical_schedules
3638 after build_scop_iteration_domain.
3639
36402009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3641 Tobias Grosser <tobi.grosser@amd.com>
3642
3643 * graphite.c (add_conditions_to_domain): Add the loops to
3644 the dimension of the iteration domain. Do copy the domain
3645 only when it exists.
3646 (build_scop_conditions_1): Do not call add_conditions_to_domain.
3647 (add_conditions_to_constraints): New.
3648 (can_generate_code_stmt, can_generate_code): Removed.
3649 (gloog): Do not call can_generate_code.
3650 (graphite_transform_loops): Call add_conditions_to_constraints
3651 after building the iteration domain.
3652
36532009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3654 Tobias Grosser <tobi.grosser@amd.com>
3655 Jan Sjodin <jan.sjodin@amd.com>
3656
3657 * graphite.c (scan_tree_for_params): On substractions negate
3658 all the coefficients of the term.
3659 (clast_to_gcc_expression_red): New. Handle reduction expressions
3660 of more than two operands.
3661 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
3662 (get_vdef_before_scop): Handle also the case of default definitions.
3663
36642009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3665
3666 PR middle-end/38431
3667 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
3668 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
3669 (gloog): Do not call cleanup_tree_cfg.
3670 (graphite_transform_loops): Call cleanup_tree_cfg after all
3671 scops have been code generated.
3672
36732009-01-13 Sebastian Pop <sebastian.pop@amd.com>
3674
3675 * passes.c (init_optimization_passes): Schedule after
3676 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
3677
36782009-01-13 Sebastian Pop <sebastian.pop@amd.com>
3679
3680 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
3681 Fix comment.
3682 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
3683 Set the type of an expression to the type of its assign statement.
3684 (expand_scalar_variables_expr): Do not pass loop_p.
3685 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
3686 (copy_bb_and_scalar_dependences): Do not pass loop_p.
3687 (translate_clast): Update call to copy_bb_and_scalar_dependences.
3688
36892009-01-11 Sebastian Pop <sebastian.pop@amd.com>
3690
3691 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
3692 an expression to the gimple_expr_type of its assign statement.
3693 (expand_scalar_variables_expr): Stop recursion on tcc_constant
3694 or tcc_declaration.
3695
36962009-01-11 Sebastian Pop <sebastian.pop@amd.com>
3697
3698 PR tree-optimization/38786
3699 * testsuite/gcc.dg/graphite/pr38786.c: New.
3700 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
3701 the SSA_NAME case of expand_scalar_variables_expr.
3702 (expand_scalar_variables_expr): Also gather the scalar computation
3703 used to index the memory access.
3704 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
3705 the gimple_stmt_iterator where it inserts new code.
3706
37072009-01-10 Sebastian Pop <sebastian.pop@amd.com>
3708
3709 * testsuite/gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
3710
37112009-01-10 Sebastian Pop <sebastian.pop@amd.com>
3712
3713 * opts.c (decode_options): Enable flag_graphite_identity and
3714 flag_loop_block in -O2 and above.
3715
37162009-01-08 Sebastian Pop <sebastian.pop@amd.com>
3717
3718 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
3719 Fix merge problem: replace with the file from trunk.
3720
37212009-01-08 Sebastian Pop <sebastian.pop@amd.com>
3722
3723 * Merge from mainline (r141727:143163).
3724
37252009-01-07 Sebastian Pop <sebastian.pop@amd.com>
3726 Jan Sjodin <jan.sjodin@amd.com>
3727
3728 PR tree-optimization/38559
3729 * testsuite/gcc.dg/graphite/pr38559.c: New.
3730
3731 * graphite.c (debug_value, copy_constraint,
3732 swap_constraint_variables, scale_constraint_variable, ): New.
3733 (get_lower_bound, get_upper_bound): Removed.
3734 (graphite_trans_bb_strip_mine): Clean up this code that works
3735 only for constant number of iterations. Fully copy upper and
3736 lower bound constraints, not only the constant part of them.
3737 * graphite.h (debug_value): Declared.
3738
37392009-01-06 Jan Sjodin <jan.sjodin@amd.com>
3740
3741 PR tree-optimization/38492
3742 PR tree-optimization/38498
3743 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
3744 * tree-chrec.h (scev_is_linear_expression): Declared.
3745 * graphite.c (graphite_cannot_represent_loop_niter): New.
3746 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
3747 (graphite_loop_normal_form): Use gcc_assert.
3748 (scan_tree_for_params): Use CASE_CONVERT.
3749 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
3750 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
3751 Use gcc_assert. Discard scops that contain unhandled cases.
3752 (build_scop_conditions): Return a boolean status for unhandled cases.
3753 (strip_mine_profitable_p): Print the loop number, not its depth.
3754 (is_interchange_valid): Pass the depth of the loop nest, don't
3755 recompute it wrongly.
3756 (graphite_trans_bb_block): Same.
3757 (graphite_trans_bb_block): Print tentative of loop blocking.
3758 (graphite_trans_scop_block): Do not print that the loop has been
3759 blocked.
3760 (graphite_transform_loops): Do not handle scops that contain condition
3761 scalar phi nodes.
3762
3763 * testsuite/gcc.dg/graphite/pr38500.c: Fixed warning as committed
3764 in trunk.
3765 * testsuite/gcc.dg/graphite/block-0.c: Update test.
3766 * testsuite/gcc.dg/graphite/block-1.c: Same.
3767 * testsuite/gcc.dg/graphite/block-2.c: Remove xfail and test for
3768 blocking.
3769 * testsuite/gcc.dg/graphite/block-4.c: Remove test for strip mine.
3770 * testsuite/gcc.dg/graphite/block-3.c: New.
3771 * testsuite/gcc.dg/graphite/pr38498.c: New.
3772
37732008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
3774
3775 PR tree-optimization/38510
3776 * gcc.dg/graphite/pr38510.c: New.
3777 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
3778 (translate_clast): Call recompute_all_dominators before
3779 graphite_verify.
3780 (gloog): Call recompute_all_dominators before graphite_verify.
3781
37822008-12-12 Sebastian Pop <sebastian.pop@amd.com>
3783
3784 PR tree-optimization/38492
3785 * graphite.c (rename_map_elt, debug_rename_elt,
3786 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
3787 rename_map_elt_info, eq_rename_map_elts,
3788 get_new_name_from_old_name, bb_in_sese_p): Moved around.
3789 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
3790 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
3791 (sese_build_livein_liveouts): New.
3792 (new_sese, free_sese): New.
3793 (new_scop): Call new_sese.
3794 (free_scop): Call free_sese.
3795 (rename_variables_from_edge, rename_phis_end_scop): Removed.
3796 (register_old_new_names): Renamed register_old_and_new_names.
3797 (register_scop_liveout_renames, add_loop_exit_phis,
3798 insert_loop_close_phis, struct igp,
3799 default_liveout_before_guard, add_guard_exit_phis,
3800 insert_guard_phis, copy_renames): New.
3801 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
3802 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
3803 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
3804 (scop_adjust_phis_for_liveouts): New.
3805 (gloog): Call scop_adjust_phis_for_liveouts.
3806
3807 * graphite.h (struct sese): Documented. Added fields liveout,
3808 num_ver and livein.
3809 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
3810 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
3811 (struct scop): Added field liveout_renames.
3812 (SCOP_LIVEOUT_RENAMES): New.
3813
38142008-12-11 Sebastian Pop <sebastian.pop@amd.com>
3815
3816 PR tree-optimization/38409
3817 * gcc.dg/graphite/pr38409.c: New.
3818 * graphite.c (nb_reductions_in_loop): Use simple_iv.
3819
38202008-12-11 Sebastian Pop <sebastian.pop@amd.com>
3821
3822 * graphite.c (gcc_type_for_cloog_iv): By default return
3823 integer_type_node.
3824 (graphite_create_new_loop): Don't fold_convert the already
3825 fold_convert-ed expression.
3826
38272008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
3828
3829 PR tree-optimization/38446
3830 * gcc.dg/graphite/pr38446.c: New.
3831 * graphite.c (register_bb_in_sese): New.
3832 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
3833 looking at the bbs in the region.
3834 * graphite.h (sese): Add region_basic_blocks pointer set to
3835 structure and initialize at the time of defining new scop.
3836
38372008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
3838
3839 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
3840 (find_params_in_bb): Do not free data refs.
3841 (free_graphite_bb): Add FIXME on disabled free_data_refs.
3842
38432008-12-11 Sebastian Pop <sebastian.pop@amd.com>
3844
3845 * testsuite/gcc.dg/graphite/scop-16.c: Test only scop specific info.
3846 * testsuite/gcc.dg/graphite/scop-17.c: Same.
3847 * testsuite/gcc.dg/graphite/block-5.c: New.
3848 * testsuite/gcc.dg/graphite/block-6.c: New.
3849 * testsuite/gcc.dg/graphite/pr37485.c: Clean dump file after.
3850 * testsuite/gcc.dg/graphite/pr37684.c: Same.
3851 * testsuite/gcc.dg/graphite/block-2.c: Same.
3852
3853 * graphite.c (struct ivtype_map_elt): New.
3854 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
3855 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
3856 gcc_type_for_cloog_iv): New.
3857 (loop_iv_stack_patch_for_consts): Use the type of the induction
3858 variable from the original loop, except for the automatically
3859 generated loops, i.e., in the case of a strip-mined loop, in
3860 which case there is no original loop: in that case just use
3861 integer_type_node.
3862 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
3863 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
3864 (clast_name_to_gcc): Accept params to be NULL.
3865 (clast_to_gcc_expression): Take an extra parameter for the type.
3866 Convert to that type all the expressions built by this function.
3867 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
3868 (graphite_translate_clast_equation): Compute the type of the
3869 clast_equation before translating its LHS and RHS.
3870 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
3871 (graphite_create_new_loop): Compute the type of the induction
3872 variable before translating the lower and upper bounds and before
3873 creating the induction variable.
3874 (rename_variables_from_edge, rename_phis_end_scop): New.
3875 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
3876 (sese_add_exit_phis_edge): Do not use integer_zero_node.
3877 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3878 compute_cloog_iv_types): New.
3879 (gloog): Call compute_cloog_iv_types before starting the
3880 translation of the clast.
3881
3882 * graphite.h (struct graphite_bb): New field cloog_iv_types.
3883 (GBB_CLOOG_IV_TYPES): New.
3884 (debug_ivtype_map): Declared.
3885 (oldiv_for_loop): New.
3886
38872008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
3888
3889 PR middle-end/38459
3890 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
3891 (param_index): Assert if parameter is not know after parameter
3892 detection.
3893 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
3894 (find_scop_parameters): Mark, that we have finished parameter
3895 detection.
3896 (graphite_transform_loops): Move condition detection before parameter
3897 detection.
3898 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
3899 * testsuite/gfortran.dg/graphite/pr38459.f90: New.
3900
39012008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
3902
3903 * graphite.c (graphite_transform_loops): Always call find_transform ()
3904 in ENABLE_CHECKING. So we test these code paths, even if we do not
3905 generate code.
3906
39072008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
3908
3909 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
3910 (print_scop): Ditto.
3911
39122008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
3913
3914 PR middle-end/38084
3915 Fix testsuite/gfortran.dg/graphite/id-3.f90.
3916 * graphite.c (scopdet_basic_block_info): Fix bug that found some
3917 regions more than once.
3918
39192008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3920
3921 Fix testsuite/gfortran.dg/graphite/id-4.f90.
3922 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
3923 when not needed.
3924
39252008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3926
3927 Fix testsuite/gfortran.dg/graphite/id-1.f90.
3928 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
3929 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
3930 (max_precision_type): New.
3931 (value_clast): Removed.
3932 (clast_to_gcc_expression): Be more careful to types of expressions.
3933 Use max_precision_type and update use of gmp_cst_to_tree.
3934 (graphite_translate_clast_equation): Use max_precision_type.
3935 (graphite_create_guard_cond_expr): Do not use integer_type_node,
3936 use the type of the condition.
3937 (graphite_create_new_loop): Do not use integer_type_node, use the
3938 max_precision_type of lb and ub.
3939
39402008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3941
3942 * graphite.c (build_scops_1): Initialize open_scop.exit
3943 and sinfo.last.
3944
39452008-12-02 Sebastian Pop <sebastian.pop@amd.com>
3946
3947 * testsuite/gcc.dg/graphite/pr38084.c: New.
3948 * testsuite/gfortran.dg/graphite/id-1.f90: New.
3949 * testsuite/gfortran.dg/graphite/id-2.f90: New.
3950 * testsuite/gfortran.dg/graphite/id-3.f90: New.
3951 * testsuite/gfortran.dg/graphite/id-4.f90: New.
3952 * testsuite/gfortran.dg/graphite/pr37857.f90: New.
3953
39542008-12-02 Sebastian Pop <sebastian.pop@amd.com>
3955 Jan Sjodin <jan.sjodin@amd.com>
3956 Harsha Jagasia <harsha.jagasia@amd.com>
3957
3958 PR middle-end/37852
3959 PR middle-end/37883
3960 PR middle-end/37928
3961 PR middle-end/37980
3962 PR middle-end/38038
3963 PR middle-end/38039
3964 PR middle-end/38073
3965 PR middle-end/38083
3966 PR middle-end/38125
3967
3968 * testsuite/gcc.dg/graphite/pr38073.c: New.
3969 * testsuite/gcc.dg/graphite/pr37928.c: New.
3970 * testsuite/gcc.dg/graphite/pr37883.c: New.
3971 * testsuite/gcc.dg/graphite/pr38125.c: New.
3972 * testsuite/gfortran.dg/graphite/pr38083.f90: New.
3973 * testsuite/gfortran.dg/graphite/pr37852.f90: New.
3974 * testsuite/gfortran.dg/graphite/pr37980.f90: New.
3975
3976 * testsuite/gcc.dg/graphite/scop-18.c: Remove reduction, test for
3977 the number of detected scops. Copy exact same test for loop
3978 blocking...
3979 * testsuite/gcc.dg/graphite/block-1.c: Fix the number of expected
3980 loops to be blocked as reductions are not handled.
3981 * testsuite/gcc.dg/graphite/block-4.c: ...here. New.
3982
3983 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
3984 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
3985 ...here.
3986 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
3987 * Makefile.in (graphite.o): Depend on value-prof.h.
3988 (graphite.o-warn): Removed -Wno-error.
3989 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
3990 to be a NULL pointer. Call update_stmt. Return the newly created
3991 cannonical induction variable.
3992
3993 * graphite.h (debug_rename_map): Declared. Fix some comments.
3994
3995 * graphite.c: Reimplement the code generation from graphite to gimple.
3996 Include value-prof.h.
3997 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
3998 (get_old_iv_from_ssa_name): Removed.
3999 (graphite_stmt_p): New.
4000 (new_graphite_bb): Test for useful statements before building a
4001 graphite statement for the basic block.
4002 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
4003 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
4004 reason.
4005 (recompute_all_dominators, graphite_verify,
4006 nb_reductions_in_loop, graphite_loop_normal_form): New.
4007 (scop_record_loop): Call graphite_loop_normal_form.
4008 (build_scop_loop_nests): Iterate over all the blocks of the
4009 function instead of relying on the incomplete information from
4010 SCOP_BBS. Return the success of the operation.
4011 (find_params_in_bb): Use the data from GBB_DATA_REFS.
4012 (add_bb_domains): Removed.
4013 (build_loop_iteration_domains): Don't call add_bb_domains.
4014 Add the iteration domain only to the basic blocks that have been
4015 translated to graphite.
4016 (build_scop_conditions_1): Add constraints only if the basic
4017 block have been translated to graphite.
4018 (build_scop_data_accesses): Completely disabled until data
4019 dependence is correctly implemented.
4020 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
4021 (remove_all_edges_1, remove_all_edges): Removed.
4022 (get_new_name_from_old_name): New.
4023 (graphite_rename_variables_in_stmt): Renamed
4024 rename_variables_in_stmt. Call get_new_name_from_old_name.
4025 Use replace_exp and update_stmt.
4026 (is_old_iv): Renamed is_iv.
4027 (expand_scalar_variables_stmt): Extra parameter for renaming map.
4028 Use replace_exp and update_stmt.
4029 (expand_scalar_variables_expr): Same. Use the map to get the
4030 new names for the renaming of induction variables and for the
4031 renaming of variables after a basic block has been copied.
4032 (expand_scalar_variables): Same.
4033 (graphite_rename_variables): Renamed rename_variables.
4034 (move_phi_nodes): Removed.
4035 (get_false_edge_from_guard_bb): New.
4036 (build_iv_mapping): Do not insert the induction variable of a
4037 loop in the renaming iv map if the basic block does not belong
4038 to that loop.
4039 (register_old_new_names, graphite_copy_stmts_from_block,
4040 copy_bb_and_scalar_dependences): New.
4041 (translate_clast): Heavily reimplemented: copy basic blocks,
4042 do not move them. Finally, in call cleanup_tree_cfg in gloog.
4043 At each translation step call graphite_verify ensuring the
4044 consistency of the SSA, loops and dominators information.
4045 (collect_virtual_phis, find_vdef_for_var_in_bb,
4046 find_vdef_for_var_1, find_vdef_for_var,
4047 patch_phis_for_virtual_defs): Removed huge hack.
4048 (mark_old_loops, remove_dead_loops, skip_phi_defs,
4049 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
4050 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
4051 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
4052 if_region_get_condition_block, if_region_set_false_region,
4053 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
4054 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
4055 sese_add_exit_phis_edge, sese_add_exit_phis_var,
4056 rewrite_into_sese_closed_ssa): New.
4057 (gloog): Remove dead code. Early return if code cannot be
4058 generated. Call cleanup_tree_cfg once the scop has been code
4059 generated.
4060 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
4061 block loops with less than two loops.
4062 (graphite_apply_transformations): Remove the call to
4063 scop_remove_ignoreable_gbbs.
4064 (limit_scops): When build_scop_loop_nests fails, continue on
4065 the next scop. Fix open_scop.entry.
4066 (graphite_transform_loops): Call recompute_all_dominators: force the
4067 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
4068 Call initialize_original_copy_tables and free_original_copy_tables
4069 to be able to copy basic blocks during code generation.
4070 When build_scop_loop_nests fails, continue on next scop.
4071 (value_clast): New union.
4072 (clast_to_gcc_expression): Fix type cast warning.
4073
40742008-11-09 Sebastian Pop <sebastian.pop@amd.com>
4075
4076 * Merge from mainline (r140838:141727).
4077
40782008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4079
4080 PR middle-end/37833
4081
4082 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
4083
40842008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4085
4086 PR middle-end/37943
4087
4088 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
4089 exits and conditions.
4090 * testsuite/gcc.dg/graphite/pr37943.c: New.
4091
40922008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4093
4094 PR middle-end/37886
4095 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
4096
40972008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4098
4099 * doc/invoke.texi: Fix spaces.
4100
41012008-10-22 Sebastian Pop <sebastian.pop@amd.com>
4102
4103 PR tree-optimization/37891
4104 Reverted last commit.
4105 * graphite.c (create_single_entry_edge): Set
4106 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4107
41082008-10-21 Sebastian Pop <sebastian.pop@amd.com>
4109 Mitul Thakkar <mitul.thakkar@amd.com>
4110
4111 * graphite.c (create_single_entry_edge): Set
4112 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4113
41142008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
4115
4116 * doc/invoke.texi: Add -fgraphite-identity.
4117 * graphite.c (graphite_apply_transformations): Check for
4118 -fgraphite-identity.
4119 * toplev.c (process_options): Add flag_graphite_identity.
4120 * tree-ssa-loop.c: Add flag_graphite_identity.
4121
41222008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4123
4124 Undo changes from 2008-10-02:
4125 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4126 operand type when copying the operand to a variable of different type.
4127 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4128 with the IV name after increment.
4129
41302008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4131 Harsha Jagasia <harsha.jagasia@amd.com>
4132
4133 PR tree-optimization/37828
4134 * testsuite/gcc.dg/graphite/pr37828.c: New.
4135 * graphite.c (graphite_trans_loop_block): Do not loop block
4136 single nested loops.
4137
41382008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
4139 Sebastian Pop <sebastian.pop@amd.com>
4140
4141 * graphite.c (struct rename_map_elt, new_rename_map_elt,
4142 rename_map_elt_info, eq_rename_map_elts): New.
4143 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
4144 (expand_scalar_variables_expr): Change parameters.
4145 (expand_scalar_variables_stmt): Same.
4146 (expand_scalar_variables): Same.
4147 (graphite_rename_ivs): Rename graphite_rename_variables.
4148 (build_iv_mapping): New.
4149 (translate_clast): Call build_iv_mapping.
4150 * graphite.h (gbb_p): New name.
4151
41522008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
4153
4154 PR tree-optimization/37684
4155 * gcc.dg/graphite/pr37684.c: New.
4156 * graphite.c (exclude_component_ref): New.
4157 (is_simple_operand): Call exclude_component_ref.
4158
41592008-10-02 Jan Sjodin <jan.sjodin@amd.com>
4160 Harsha Jagasia <harsha.jagasia@amd.com>
4161
4162 PR tree-optimization/37485
4163 * gcc.dg/graphite/block-2.c: New
4164 * graphite.c (gmp_cst_to_tree): Moved.
4165 (iv_stack_entry_is_constant): New.
4166 (iv_stack_entry_is_iv): New.
4167 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
4168 (loop_iv_stack_insert_constant): New.
4169 (loop_iv_stack_pop): Use new datatpype.
4170 (loop_iv_stack_get_iv): Same.
4171 (loop_iv_stack_get_iv_from_name): Same.
4172 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
4173 (loop_iv_stack_patch_for_consts): New.
4174 (loop_iv_stack_remove_constants): New.
4175 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
4176 (translate_clast): Call loop_iv_stack_patch_for_consts and
4177 loop_iv_stack_remove_constants.
4178 (gloog): Use new datatype. Redirect construction edge to end
4179 block to avoid accidental deletion.
4180 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
4181 iv stack entry.
4182 (union iv_stack_entry_data): New. Data in iv stack entry.
4183 (struct iv_stack_entry): New. Datatype for iv stack entries.
4184
41852008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4186
4187 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4188 operand type when copying the operand to a variable of different type.
4189
41902008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4191
4192 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4193 with the IV name after increment.
4194
41952008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4196
4197 * Merge from mainline (r140164:140838).
4198
41992008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4200
4201 * graphite-data-ref.c: New.
4202 * graphite.c (print_scop): Also dump the dependence graph.
4203 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
4204 (new_scop): Initialize SCOP_DEP_GRAPH.
4205 (build_scop_dynamic_schedules): New.
4206 (build_access_matrix_with_af): Fixed column numbering.
4207 (graphite_transform_loops): Call build_scop_dynamic_schedules.
4208 * graphite.h: Add ifndef/define guards against multiple inclusion.
4209 (struct scop): Add dep_graph field.
4210 (SCOP_DEP_GRAPH): Defined.
4211 (ref_nb_loops): Fixed and moved to other position.
4212 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
4213 (nb_loops_around_loop_in_scop): New.
4214 (graphite_dump_dependence_graph): Declared.
4215 (graphite_build_rdg_all_levels): Declared.
4216 (graphite_test_dependence): Declared.
4217 * Makefile.in (graphite-data-ref.o): New target.
4218
42192008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4220
4221 * Merge from mainline (139870:140164).
4222
42232008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4224
4225 * Merge from mainline (138275:139870).
4226 * testsuite/gcc.dg/graphite/scop-matmult.c: XFailed as one of
4227 the commits from trunk broke the niter detection.
4228
42292008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4230
4231 * graphite.c: Add more documentation. Fix formatting.
4232 (debug_loop_vec, debug_oldivs, loop_iv_stack,
4233 loop_iv_stack_debug): Moved...
4234 (schedule_to_scattering): Move before use.
4235 (dot_all_scops): Include in "#if 0" the code for system
4236 call dotty.
4237
4238 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
4239 loop_iv_stack_debug): ...here.
4240
42412008-08-29 Jan Sjodin <jan.sjodin@amd.com>
4242
4243 * tree-phinodes.c (make_phi_node): Extern.
4244 (add_phi_node_to_bb): New.
4245 (create_phi_node): Call add_phi_node_to_bb.
4246 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4247 (remove_statement): Handle case where stored phi was updated
4248 and is no longer the same.
4249 * graphite.c (is_parameter): New.
4250 (is_old_iv): New.
4251 (expand_scalar_variables_expr): New.
4252 (expand_scalar_variables_stmt): New.
4253 (expand_scalar_variables): New.
4254 (move_phi_nodes): Create new phi instead of moving old one.
4255 (translate_clast): Call expand_scalar_variables.
4256 (find_vdef_for_var_in_bb): Also scan regular definitions.
4257 (skip_phi_defs): New.
4258 (collect_scop_exit_phi_args): New.
4259 (patch_scop_exit_phi_args): New.
4260 (gloog): Patch phis after scop.
4261 * tree-flow.h: (add_phi_node_to_bb): Declared.
4262 (make_phi_node): Declared.
4263
42642008-08-26 Sebastian Pop <sebastian.pop@amd.com>
4265
4266 * graphite.c (end_scop): Split the entry of the scop when it
4267 is the header of the loop in which the scop is ending.
4268 (build_scops_1, limit_scops): Update uses of end_scop.
4269
42702008-08-26 Sebastian Pop <sebastian.pop@amd.com>
4271
4272 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
4273 SCOP_ENTRY or SCOP_EXIT.
4274
42752008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4276
4277 * graphite.c (get_construction_edge): Removed.
4278 (gloog): Construction edge is the scop entry edge.
4279
42802008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4281
4282 * graphite.c (can_generate_for_scop): Removed.
4283 (gloog): Do not call it.
4284
42852008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4286
4287 * graphite.c (new_scop): Entry of a scop is an edge.
4288 Initialize SESE region.
4289 (free_scop): Free SESE region.
4290 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
4291 (split_difficult_bb): New, split from end_scop.
4292 (end_scop): Exit of a scop is an edge.
4293 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
4294 not automatically updated and thus is always wrong.
4295 * graphite.h (struct sese): New.
4296 (SESE_ENTRY): New.
4297 (SESE_EXIT): New.
4298 (struct scop): New field for a SESE region. Remove entry, exit.
4299 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
4300 semantics as before. Moved comment around.
4301
43022008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4303 Sebastian Pop <sebastian.pop@amd.com>
4304
4305 * graphite.c (graphite_transform_loops): Always enable gloog
4306 and find_transform when ENABLE_CHECKING.
4307
43082008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4309
4310 * graphite.c (graphite_transform_loops): Move pretty printer
4311 of SCOPs before doing any transform. Remove call to print_scops
4312 and dot_all_scops_1.
4313
43142008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4315
4316 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
4317 (print_graphite_bb): Same.
4318
43192008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4320
4321 * graphite.c (dot_all_scops_1): Cleanup.
4322 (move_scops): Fix comment.
4323
43242008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4325
4326 * graphite.c (build_scop_bbs): Revert commit 139355:
4327
4328 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4329 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4330
4331 * graphite.c (build_scop_bbs): Factor up code.
4332
43332008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4334
4335 * graphite.c (gloog): Update dominator info.
4336
43372008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4338
4339 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
4340
43412008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4342
4343 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
4344 initialization.
4345 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
4346 (translate_clast): Correct formatting.
4347 * graphite.h (struct num_map): Removed.
4348 (struct graphite_bb): Remove num_map field.
4349 (GBB_INDEX_TO_NUM_MAP): Removed.
4350
43512008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4352
4353 * graphite.c (build_access_matrix_with_af): Fix comments.
4354 (build_scop_data_accesses): Same.
4355
43562008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4357
4358 * graphite.c (build_scop_data_accesses): Don't construct
4359 access matrices. Add a FIXME and an assert condition that
4360 should pass when the access matrices will be needed.
4361
43622008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4363
4364 * tree-data-ref.c (stmt_simple_memref_p): Don't call
4365 really_constant_p.
4366 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
4367 Moved close by free_graphite_bb.
4368 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
4369 (new_scop): Move close by free_scop.
4370 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
4371
43722008-08-22 Jan Sjodin <jan.sjodin@amd.com>
4373
4374 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
4375 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
4376 instead of recursive call.
4377 (graphite_translate_clast_equation): New.
4378 (graphite_create_guard_cond_expr): New.
4379 (graphite_create_new_guard): New.
4380 (get_stack_index_from_iv): Removed.
4381 (graphite_rename_ivs_stmt): Use gbb_loop_index.
4382 (get_true_edge_from_guard_bb): New.
4383 (translate_clast): Handle stmt_guard in clast.
4384 (get_construction_edge): Allow construction edge detection for
4385 a scope entry with multiple predecessors if one predecessor is
4386 the immediate dominator of scope entry.
4387 (can_generate_code_stmt): Enable code generation for clast_guard.
4388 (gloog): Use correct context loop. Removed check for post dominators.
4389 * cfgloop.h (create_empty_if_region_on_edge): Declared.
4390
43912008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4392
4393 * graphite.c (remove_dead_loops): Document better which
4394 loops are removed.
4395
43962008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4397
4398 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
4399 and PPLINC.
4400 (graphite.o): Also depends on pointer-set.h.
4401
44022008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4403
4404 * graphite.c (scop_record_loop): Fix compile warning.
4405
44062008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
4407 Sebastian Pop <sebastian.pop@amd.com>
4408
4409 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
4410
44112008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4412
4413 * graphite.c (build_graphite_bb): Initialize bb->aux to
4414 point to the graphite_bb_p.
4415 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
4416 content of bb->aux.
4417 (add_bb_domains): Does not use the scop parameter.
4418 (graphite_transform_loops): Clean bb->aux at the end.
4419
44202008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4421 Sebastian Pop <sebastian.pop@amd.com>
4422
4423 * testsuite/lib/target-supports.exp
4424 (check_effective_target_fgraphite): New.
4425
4426 * testsuite/gcc.dg/graphite/graphite.exp: Early exit when
4427 check_effective_target_fgraphite returns false.
4428 Set dg-do-what-default to compile.
4429 (scan-graphite-dump-times): Removed.
4430 * testsuite/gfortran.dg/graphite/graphite.exp: Same.
4431
4432 * testsuite/gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
4433 Use scan-tree-dump-times instead of scan-graphite-dump-times.
4434 * testsuite/gcc.dg/graphite/scop-1.c: Same.
4435 * testsuite/gcc.dg/graphite/scop-2.c: Same.
4436 * testsuite/gcc.dg/graphite/scop-3.c: Same.
4437 * testsuite/gcc.dg/graphite/scop-4.c: Same.
4438 * testsuite/gcc.dg/graphite/scop-5.c: Same.
4439 * testsuite/gcc.dg/graphite/scop-6.c: Same.
4440 * testsuite/gcc.dg/graphite/scop-7.c: Same.
4441 * testsuite/gcc.dg/graphite/scop-8.c: Same.
4442 * testsuite/gcc.dg/graphite/scop-9.c: Same.
4443 * testsuite/gcc.dg/graphite/scop-10.c: Same.
4444 * testsuite/gcc.dg/graphite/scop-11.c: Same.
4445 * testsuite/gcc.dg/graphite/scop-12.c: Same.
4446 * testsuite/gcc.dg/graphite/scop-13.c: Same.
4447 * testsuite/gcc.dg/graphite/scop-matmult.c: Same.
4448 * testsuite/gcc.dg/graphite/scop-14.c: Same.
4449 * testsuite/gcc.dg/graphite/scop-15.c: Same.
4450 * testsuite/gcc.dg/graphite/block-0.c: Same.
4451 * testsuite/gcc.dg/graphite/scop-16.c: Same.
4452 * testsuite/gcc.dg/graphite/block-1.c: Same.
4453 * testsuite/gcc.dg/graphite/scop-17.c: Same.
4454 * testsuite/gcc.dg/graphite/scop-18.c: Same.
4455 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
4456 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
4457 * testsuite/gfortran.dg/graphite/block-2.f: Same.
4458
44592008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4460
4461 * graphite.c: Fix some XXX comments.
4462 (build_scop_dynamic_schedules): Removed.
4463
44642008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4465
4466 * graphite.h (scop_max_loop_depth): Moved...
4467 * graphite.c (scop_max_loop_depth): ...here.
4468 (remove_all_edges_1): New.
4469 (remove_all_edges): Factored code.
4470 (remove_cond_exprs): Check only the last statement for
4471 a GIMPLE_COND expression.
4472
44732008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4474
4475 * graphite.c (scan_tree_for_params): Early return when the
4476 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
4477 (find_scop_parameters): Factor out code.
4478 (graphite_trans_bb_strip_mine): Remove dead code.
4479
44802008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4481
4482 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
4483 graphite_trans_bb_move_loop): Factor asserts.
4484 (gloog): Perform sanity checks only for ENABLE_CHECKING.
4485 Do not call calculate_dominance_info and estimate_bb_frequencies.
4486
44872008-08-20 Jan Sjodin <jan.sjodin@amd.com>
4488
4489 * graphite.c (create_loops_mapping, free_loops_mapping,
4490 create_loops_mapping_num, debug_loop_mapping_1,
4491 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
4492 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
4493 graphite_loops_mapping_add_child_num,
4494 graphite_loops_mapping_insert_child,
4495 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
4496 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
4497 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
4498 create_num_from_index, get_num_from_index,
4499 swap_loop_mapped_depth): Removed.
4500 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
4501 (free_scop): Do not call free_loops_mapping.
4502 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
4503 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
4504 get_loop_mapped_depth.
4505 (graphite_trans_bb_move_loop): Do not update the loop mapping.
4506 (graphite_trans_bb_strip_mine): Same.
4507 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
4508 (struct scop): Remove field loops_mapping.
4509
45102008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4511 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4512
4513 * graphite.c (scop_record_loop): Factor out one level of the
4514 condition by early return.
4515 (build_scop_loop_nests): Format following FSF coding style.
4516 (build_scop_dynamic_schedules): Factor out code.
4517 (scopdet_bb_info): Reindent. Default case should not be reachable.
4518
45192008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4520 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4521
4522 * graphite.c (loop_affine_expr): Check for DECL_P or struct
4523 assignments that are not handled as simple operands for now.
4524
45252008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4526 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4527
4528 * graphite.c (build_scop_bbs): Factor up code.
4529
45302008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4531 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4532
4533 * graphite.c (stmt_simple_for_scop_p): Factor code out
4534 of the loop.
4535 (enum gbb_type): New. Group all the GBB_* types under it.
4536 (is_loop_exit): Moved...
4537 (end_scop): Enable BB spliting.
4538 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
4539 * cfgloop.h (is_loop_exit): Declared.
4540
45412008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4542
4543 * doc/invoke.texi: Remove strides from examples containing
4544 DO loops when the strides are equal to 1.
4545
45462008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
4547 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4548
4549 * graphite.c (graphite_trans_scop_block): Or the result with
4550 the result from graphite_trans_loop_block.
4551 * testsuite/gcc.dg/graphite/block-1.c: New.
4552 * testsuite/gfortran.dg/graphite/block-1.f90: New.
4553 * testsuite/gfortran.dg/graphite/block-2.f: New.
4554
45552008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4556
4557 * graphite.c (graphite_transform_loops): Call cloog_initialize
4558 and cloog_finalize.
4559
45602008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4561
4562 * tree-data-ref.c) (stmt_simple_memref_p): New.
4563 * tree-data-ref.h (stmt_simple_memref_p): Declared.
4564 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
4565 (is_simple_operand): Call stmt_simple_memref_p.
4566
4567 * testsuite/gcc.dg/graphite/scop-matmult.c: Updated for not
4568 using pointer arithmetic, as this is optimized by PRE and
4569 makes the code too difficult to analyze.
4570
4571 * testsuite/gcc.dg/graphite/scop-18.c: Same.
4572
45732008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4574
4575 * gdbinit.in (pgg): New.
4576
45772008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4578
4579 * graphite.c (graphite_trans_loop_block): Fix warning.
4580
45812008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4582
4583 * graphite.c (graphite_trans_loop_block): Fix my merge error.
4584
45852008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4586
4587 * graphite.c (graphite_trans_bb_block): Remove check for
4588 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
4589 Check if loop blocking is profitable for every loop, before applying
4590 the changes.
4591 (graphite_apply_transformations): Call graphite_trans_bb_block only,
4592 if flag_loop_block is set.
4593
45942008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4595
4596 * graphite.c: Add some more documentation for the loop
4597 mapping.
4598
45992008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4600
4601 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
4602 * graphite.c: Format on less than 80 columns.
4603 * graphite.h: Same.
4604
46052008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4606
4607 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
4608
46092008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4610
4611 * doc/invoke.texi (floop-block, floop-strip-mine,
4612 floop-interchange): Update documentation with examples.
4613
46142008-08-13 Sebastian Pop <sebastian.pop@amd.com>
4615
4616 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
4617 add_referenced_var.
4618 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
4619
46202008-08-13 Sebastian Pop <sebastian.pop@amd.com>
4621
4622 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
4623 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
4624 * tree-scalar-evolution.c: Revert useless changes.
4625 * tree-phinodes.c: Same.
4626 * cfghooks.c: Same.
4627 * vec.h: Same.
4628 * tree-vectorizer.h: Same.
4629 * tree-flow.h: Same.
4630 * tree-cfg.c: Same.
4631 * common.opt (fgraphite): Update documentation.
4632
46332008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
4634
4635 * doc/invoke.texi (-floop-block, -floop-strip-mine,
4636 -floop-interchange): Add more text for explaining what each of these
4637 flags is doing.
4638 * tree-into-ssa.c (gimple_vec): Moved to...
4639 * graphite.c: Include gimple.h.
4640 (gimple_vec): Moved to...
4641 (del_loop_to_cloog_loop): Removed.
4642 (loop_affine_expr): Do not call create_data_ref when the
4643 operand is a constant.
4644 (new_scop): Use free instead of del_loop_to_cloog_loop.
4645 * Makefile.in (graphite.o): Depend on GIMPLE_H.
4646 * gimple.h (gimple_vec): ... here.
4647
46482008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4649
4650 * graphite.c (scopdet_bb_info): Only allow loops with known number of
4651 latch executions.
4652 (build_loop_iteration_domains): Fail, if latch executions unknown.
4653
46542008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4655
4656 * graphite.c (add_conditions_to_domain): New.
4657 (build_scop_conditions_1): Call add_conditions_to_domain.
4658 (set_cloog_options): Allow to disable optimizations.
4659
46602008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4661
4662 * graphite.c (find_params_in_bb): Look for parameters in conditions.
4663 Do not use walk_dominator_tree.
4664 (find_scop_parameters): Do not use walk_dominator_tree.
4665
46662008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4667
4668 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
4669 (idx_record_params): Adapt.
4670 * graphite.h (scop_gimple_loop_depth): New.
4671
46722008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4673
4674 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
4675 (scan_tree_for_params): Remove value_init.
4676 (build_scop_context): Remove value_init.
4677 (build_loop_iteration_domains): Remove value_init.
4678 (schedule_to_scattering): Remove value_init.
4679 (graphite_trans_bb_strip_mine): Remove value_init.
4680
46812008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4682
4683 * gcc/graphite.c (limit_scops): New.
4684 (graphite_transform_loops): Add limit SCoPs.
4685 * gcc/testsuite/gcc.dg/graphite/scop-0.c: Update number of SCoPs.
4686 * gcc/testsuite/gcc.dg/graphite/scop-1.c: Update number of SCoPs.
4687 * gcc/testsuite/gcc.dg/graphite/scop-10.c: Update number of SCoPs.
4688 * gcc/testsuite/gcc.dg/graphite/scop-11.c: Update number of SCoPs.
4689 * gcc/testsuite/gcc.dg/graphite/scop-12.c: Update number of SCoPs.
4690 * gcc/testsuite/gcc.dg/graphite/scop-13.c: Update number of SCoPs.
4691 * gcc/testsuite/gcc.dg/graphite/scop-14.c: Update number of SCoPs.
4692 * gcc/testsuite/gcc.dg/graphite/scop-15.c: Update number of SCoPs.
4693 * gcc/testsuite/gcc.dg/graphite/scop-16.c: Update number of SCoPs.
4694 Change loop numbers.
4695 * gcc/testsuite/gcc.dg/graphite/scop-17.c: Update number of SCoPs.
4696 Change loop numbers.
4697 * gcc/testsuite/gcc.dg/graphite/scop-18.c: Update number of SCoPs.
4698 * gcc/testsuite/gcc.dg/graphite/scop-2.c: Update number of SCoPs.
4699 * gcc/testsuite/gcc.dg/graphite/scop-3.c: Update number of SCoPs.
4700 * gcc/testsuite/gcc.dg/graphite/scop-4.c: Update number of SCoPs.
4701 * gcc/testsuite/gcc.dg/graphite/scop-5.c: Update number of SCoPs.
4702 * gcc/testsuite/gcc.dg/graphite/scop-6.c: Update number of SCoPs.
4703 * gcc/testsuite/gcc.dg/graphite/scop-7.c: Update number of SCoPs.
4704 * gcc/testsuite/gcc.dg/graphite/scop-8.c: Update number of SCoPs.
4705 * gcc/testsuite/gcc.dg/graphite/scop-9.c: Update number of SCoPs.
4706 * gcc/testsuite/gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
4707
47082008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4709
4710 * graphite.c (graphite_transform_loops): Call always find_transform.
4711
47122008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
4713
4714 * graphite.c (free_loops_mapping): New.
4715 (stmt_simple_for_scop_p): Fix typo.
4716 (stmt_simple_for_scop_p): Fix tuples functions, that
4717 broke polyhedron.
4718 (free_graphite_bb): Fix some memleaks.
4719 (free_scop): Fix some memleaks.
4720 (scopdet_bb_info): Do not forget some tmp SCoPs.
4721 (find_params_in_bb): Fix some memleaks.
4722 (clast_to_gcc_expression): Fix warning.
4723
47242008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
4725
4726 * testsuite/gcc.dg/graphite/scop-16.c: Fix for 32bit.
4727 * testsuite/gcc.dg/graphite/scop-17.c: Fix for 32bit.
4728
47292008-08-04 Sebastian Pop <sebastian.pop@amd.com>
4730
4731 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
4732 Move code ifdef-ed HAVE_cloog...
4733 * graphite.c: Include toplev.h.
4734 ... here.
4735 * Makefile.in (OBJS-common): Always build graphite.o.
4736 (BACKEND): Remove @GRAPHITE@.
4737 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
4738 (graphite.o): Depend on TOPLEV_H.
4739
47402008-08-04 Sebastian Pop <sebastian.pop@amd.com>
4741
4742 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
4743 Remove typo left from polylib to ppl conversion.
4744 * graphite.c (graphite_transforms): Use sorry instead of fatal.
4745
47462008-08-03 Sebastian Pop <sebastian.pop@amd.com>
4747
4748 * toplev.c (process_options): Move the graphite loop optimization
4749 flags...
4750 * tree-ssa-loop.c (graphite_transforms): ... here.
4751 When not configured with CLooG, print to dump_file that
4752 Graphite transforms were not performed.
4753 * testsuite/gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
4754 New.
4755 * testsuite/gcc.dg/graphite/*.c: Updated all testcases to use
4756 scan-graphite-dump-times.
4757
47582008-08-03 Sebastian Pop <sebastian.pop@amd.com>
4759
4760 * graphite.c (dot_scop, dot_all_scops): Do not call system.
4761 Do not open /tmp/scop.dot and /tmp/allscops.dot.
4762
47632008-08-02 Sebastian Pop <sebastian.pop@amd.com>
4764 Jan Sjodin <jan.sjodin@amd.com>
4765
4766 * configure: Regenerated.
4767 * omp-low.c (expand_omp_sections): Remove now unused code.
4768 * config.in (HAVE_polylib): Removed.
4769 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
4770 (PPLLIBS, PPLINC): Added.
4771 * graphite.c: Replace unsigned with int wherever possible.
4772 Don't access Cloog's data structures, but use accessor functions.
4773 Clast's stmt->type is now implemented as a vtable: change the
4774 switches of stmt->type into ifs.
4775 (polylib/polylibgmp.h): Don't include.
4776 (initialize_dependence_polyhedron,
4777 initialize_data_dependence_polyhedron, is_empty_polyhedron,
4778 statement_precedes_p, test_dependence, build_rdg_all_levels,
4779 dump_dependence_graph): Removed until this code is cleaned up
4780 or ported to Cloog.
4781 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
4782 (POLYLIBINC): Renamed PPLINC.
4783
47842008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
4785 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4786 Jan Sjodin <jan.sjodin@amd.com>
4787
4788 Finish the merge and tuplification of graphite.
4789
47902008-07-24 Sebastian Pop <sebastian.pop@amd.com>
4791 Jan Sjodin <jan.sjodin@amd.com>
4792
4793 Partial merge from mainline (138072:138275).
4794 * graphite.c still has to be tuplified.
4795
47962008-07-29 Jan Sjodin <jan.sjodin@amd.com>
4797
4798 * graphite.c (graphite_loops_mapping_max_loop_num): New.
4799 (create_num_from_index): New.
4800 (get_num_from_index): Also pass in the graphite BB.
4801 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
4802 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
4803 (graphite_trans_bb_strip_mine): Call create_num_from_index.
4804 (is_interchange_valid): Return false when failing.
4805 * graphite.h (struct num_map): New.
4806 (struct graphite_bb): New field num_map.
4807 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
4808
48092008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
4810
4811 * graphite.c (dump_gbb_conditions): Print also conditions like
4812 "if (a)". Remove dublicated code and use print_generic_expr ().
4813 (stmt_simple_for_scop_p): Only allow conditions we can handle
4814 {<, <=, >, >=}.
4815
48162008-07-25 Jan Sjodin <jan.sjodin@amd.com>
4817
4818 * graphite.h (struct scop): Removed new_ivs field.
4819 (SCOP_NEWIVS): Deleted.
4820 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
4821 clast_to_gcc_expression, graphite_create_new_loop):
4822 Removed use of new_ivs.
4823
48242008-07-25 Jan Sjodin <jan.sjodin@amd.com>
4825
4826 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
4827 create_loops_mapping_num, debug_loop_mapping_1): New.
4828 (debug_loop_mapping): Call debug_loop_mapping_1.
4829 (get_loop_mapping_for_num,
4830 graphite_loops_mapping_add_child,
4831 graphite_loops_mapping_add_child_num,
4832 graphite_loops_mapping_insert_child,
4833 graphite_loops_mapping_parent,
4834 split_loop_mapped_depth_for_num,
4835 loop_mapped_depth_split_loop): New.
4836 (increment_loop_mapped_depths): Removed.
4837 (swap_loop_mapped_depth_for_num): Reimplemented.
4838 (new_scop): Call create_loops_mapping.
4839 (scop_record_loop): Call graphite_loops_mapping_insert_child.
4840 (translate_clast): Pass the old loop father in parameter, and pass
4841 it to get_old_iv_from_ssa_name.
4842 (remove_edges_around_useless_blocks, can_generate_code_stmt,
4843 can_generate_code, can_generate_for_scop): New.
4844 (graphite_trans_bb_block): Returns false when it fails to transform.
4845 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
4846
48472008-07-25 Sebastian Pop <sebastian.pop@amd.com>
4848
4849 Reverted all the changes related to the streamization and
4850 loop fusion.
4851 These changes are now tracked in the streamization branch.
4852
48532008-07-25 Sebastian Pop <sebastian.pop@amd.com>
4854 Jan Sjodin <jan.sjodin@amd.com>
4855
4856 * graphite.c (gbb_compare): Correctly constify.
4857 (gbb_can_be_ignored): Indent.
4858 (graphite_trans_scop_swap_1and2): Add legality check.
4859 Remove dead FIXMEs.
4860
48612008-07-25 Sebastian Pop <sebastian.pop@amd.com>
4862
4863 Remove fallouts from "Reverted the Condate changes".
4864 * tree.h: Remove unused decl.
4865 * testsuite/gcc.dg/tree-checker: Same.
4866 * timevar.def: Remove counter.
4867
48682008-07-24 Sebastian Pop <sebastian.pop@amd.com>
4869
4870 * Merge from mainline (135673:138072).
4871
4872 Reverted the MIRO changes (from 2008-04-05) that are now
4873 tracked in the miro branch.
4874 * tree-bounds.c: Removed.
4875 * tree-bounds.h: Removed.
4876
4877 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
4878 are now tracked in the condate branch.
4879 * tree-check.c: Removed.
4880 * tree-match.c: Removed.
4881 * condate.y: Removed.
4882
48832008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4884
4885 * common.opt: New user flag -floop-block, -floop-strip-mine
4886 and -floop-interchange.
4887 * toplev.c (process_options): Enable -fgraphite pass if any one of the
4888 graphite loop optimization flags is turned on.
4889 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
4890 flag_loop_strip_mine and flag_loop_interchange checks before
4891 optimizations.
4892 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
4893 -floop-strip-mine and -floop-interchange.
4894 * testsuite/gcc.dg/graphite/block-0.c: Add -floop-block and remove
4895 -fgraphite.
4896 * testsuite/gcc.dg/graphite/scop-16.c: Ditto.
4897 * testsuite/gcc.dg/graphite/scop-17.c: Ditto.
4898 * testsuite/gcc.dg/graphite/scop-18.c: Ditto.
4899
49002008-07-23 Jan Sjodin <jan.sjodin@amd.com>
4901 Sebastian Pop <sebastian.pop@amd.com>
4902
4903 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
4904 (create_empty_loop_on_edge): More fixes.
4905 * tree-phinodes.c (resize_phi_node): Extern.
4906 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
4907 * cfghooks.c (update_dominator_information): New split from
4908 split_edge.
4909 * tree-vectorizer.c (rename_variables_in_bb): Extern.
4910 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
4911 successor of the function entry block.
4912
4913 * graphite.c: Include pointer-set.h.
4914 (debug_loop_mapping, increment_loop_mapped_depths,
4915 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
4916 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
4917 swap_loop_mapped_depth_for_num, get_num_from_index,
4918 swap_loop_mapped_depth, loop_iv_stack_debug,
4919 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
4920 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
4921 get_old_iv_from_ssa_name): New.
4922 (new_scop): Initialize SCOP_LOOPS_MAPPING.
4923 (free_scop): Free SCOP_LOOPS_MAPPING.
4924 (scop_record_loop): Record old ivs.
4925 (create_var_name): Removed.
4926 (initialize_cloog_names): Allocate double space in case strip mine
4927 applies to all loops once.
4928 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
4929 (clast_to_gcc_expression): Same. Implement more clast to gimple
4930 translation.
4931 (graphite_create_new_loop): Pass in ivstack.
4932 (remove_all_edges): Pass in the construction_edge.
4933 (graphite_remove_iv): Removed.
4934 (graphite_rename_ivs, graphite_rename_ivs_stmt,
4935 remove_cond_exprs): Rewritten.
4936 (move_phi_nodes): New.
4937 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
4938 (translate_clast): Pass in ivstack. Rewrite some cases.
4939 (set_cloog_options, debug_clast_stmt): New.
4940 (find_transform): Use set_cloog_options.
4941 (outermost_loop_layer): Removed.
4942 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
4943 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
4944 mark_old_loops, remove_dead_loops): New.
4945 (gloog): Rewritten.
4946 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
4947 (const_column_index, get_first_matching_sign_row_index,
4948 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
4949 get_upper_bound): New.
4950 (graphite_trans_bb_strip_mine): Also update the iv map.
4951
4952 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
4953 (struct name_tree): Add a loop field.
4954 (struct scop): Add a graphite_loops_mapping field.
4955 (SCOP_LOOPS_MAPPING): New.
4956 (debug_clast_stmt): Declare.
4957 * lambda.h (find_induction_var_from_exit_cond): Declare.
4958 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
4959 * cfgloop.h (update_dominators_in_loop): Removed declaration.
4960 (create_empty_loop_on_edge): Updated.
4961 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
4962 rename_variables_in_bb): Declare.
4963 * tree-cfg.c (remove_bb): Extern.
4964
4965 * testsuite/gcc.dg/graphite/block-0.c: New.
4966
49672008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4968 Sebastian Pop <sebastian.pop@amd.com>
4969
4970 * graphite.c (strip_mine_profitable_p): New.
4971 (graphite_trans_bb_block): Disable strip mining if not profitable.
4972
4973 * testsuite/gcc.dg/graphite/scop-18.c: New.
4974 * testsuite/gcc.dg/graphite/scop-17.c: Fixed.
4975 * testsuite/gcc.dg/graphite/scop-16.c: Fixed.
4976
49772008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
4978 Jan Sjodin <jan.sjodin@amd.com>
4979 Sebastian Pop <sebastian.pop@amd.com>
4980
4981 * graphite.c (is_interchange_valid): New.
4982 (graphite_trans_bb_block): Check loop nest of basic block for legality
4983 of interchange.
4984
4985 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
4986 outer_most_loop, gbb_outer_most_loop_index): New.
4987
4988 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
4989 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
4990 * testsuite/gcc.dg/graphite/scop-16.c: New.
4991 * testsuite/gcc.dg/graphite/scop-17.c: New.
4992
49932008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
4994
4995 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
4996 (graphite_trans_scop_block): Ignore SCoPs without bbs.
4997
49982008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
4999
5000 * graphite.c (new_scop): Initialize SCOP_EXIT.
5001 (scopdet_info): Add.
5002 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
5003 (build_scops_1): Cleanup, bugfixes.
5004 (build_scops): Cleanup.
5005
5006 * testsuite/gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
5007 * testsuite/gcc.dg/graphite/scop-15.c: Add SCoP numbers.
5008
50092008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5010
5011 * testsuite/gfortran.dg/graphite/scop-1.f: Update to reduced test case.
5012
5013 * testsuite/gfortran.dg/graphite/graphite.exp: Use
5014 DEFAULT_GRAPHITE_FLAGS.
5015
5016 * testsuite/gcc.dg/graphite/scop-15.c: Update to reduced test case.
5017
50182008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5019
5020 * graphite.c (scan_tree_for_params): Do not assert any more if
5021 MULT_EXPR parameter is negative.
5022
5023 * testsuite/gfortran.dg/graphite/scop-1.f: New.
5024
5025 * testsuite/gfortran.dg/graphite/graphite.exp: New.
5026
5027 * testsuite/gcc.dg/graphite/scop-15.c: New.
5028
50292008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5030
5031 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
5032
50332008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5034
5035 * graphite.c (graphite_trans_bb_swap_loops): Rename from
5036 graphite_swap_loops.
5037 (graphite_trans_bb_move_loop): New.
5038 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
5039 (graphite_trans_bb_block): New.
5040 (graphite_trans_loop_block): New.
5041 (graphite_trans_scop_swap_1and2): Rename from
5042 graphite_trans_swap_1and2.
5043 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
5044 (graphite_trans_scop_block): New.
5045 (graphite_apply_transformations): Rename from
5046 graphite_transformations.
5047
5048 * testsuite/gcc.dg/graphite/scop-matmult.c: New.
5049
50502008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5051
5052 * graphite.c (gbb_compare): New.
5053 (graphite_sort_gbbs): New.
5054 (gbb_can_be_ignored): New.
5055 (scop_remove_ignoreable_gbbs): New.
5056 (graphite_transformations): Cleanup and add
5057 scop_remove_ignoreable_gbbs.
5058 * lambda.h (lambda_vector_compare): New.
5059
50602008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
5061
5062 * graphite.c (print_graphite_bb): Correct printing of static schedule.
5063 (graphite_swap_loops): int -> unsigned
5064 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
5065 (graphite_transformations): New.
5066 (graphite_transform_loops): Move to graphite_transformations.
5067 * graphite.h (gbb_nb_loops): Return unsigned.
5068
50692008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
5070
5071 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
5072 the domain matrix. This makes scop-0.c work again.
5073
50742008-06-20 Richard Guenther <rguenther@suse.de>
5075
5076 * graphite.h: Adjust copyright to GPLv3.
5077 * graphite.c: Likewise.
5078 (stmt_simple_memref_for_scop_p): Split out from ...
5079 (stmt_simple_for_scop_p): ... here. Fix handling of calls
5080 and simplify.
5081 (get_bb_type): Optimize.
5082 (is_pred): Remove.
5083 (is_bb_addable): Fix memleak, replace is_pred call with
5084 single_pred.
5085 (build_scops): Use current_loops.
5086 (param_index): Fix memleak.
5087
50882008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5089
5090 * graphite.c: Fix formatting.
5091
50922008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5093
5094 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
5095 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
5096 (create_var_name, save_var_name): Newly defined functions.
5097 (initialize_cloog_names): Part of the code factored out to
5098 save_var_name.
5099 (clast_to_gcc_expression): Now handles the case of clast_red_sum
5100 in clast_reduction statement.
5101 (graphite_create_new_loop): Now takes a new parameter
5102 for outer_loop.
5103 (translate_clast): Now also takes the context_loop and bb_exit
5104 parameters. Rewritten the code so that it creates a gimple code
5105 inside the given context.
5106 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
5107 remove_cond_expr, disconnect_cond_expr,
5108 disconnect_virtual_phi_nodes): Newly defined functions.
5109 * graphite.h (struct scop): added old_ivs vector.
5110 SCOP_OLDIVS: New macro.
5111
51122008-06-19 Sebastian Pop <sebastian.pop@amd.com>
5113
5114 * cfgloopmanip.c: Add missing function comments, fix formatting.
5115
51162008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5117
5118 * cfgloopmanip.c (update_dominators_in_loop): Defined.
5119 (create_empty_loop_on_edge): Defined.
5120 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
5121 instead of void.
5122 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
5123 (update_dominators_in_loop): Declared as extern
5124 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
5125
51262008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
5127
5128 * graphite.c (print_graphite_bb): Allow changing number of loops
5129 in SCoP domain.
5130 (initialize_cloog_names): Allow changing number of loops.
5131 (build_cloog_prog): Simplify.
5132 (find_transform): Enable cloog option --strides.
5133 (graphite_swap_loops): New.
5134 (graphite_strip_mine_loop): New.
5135 (graphite_trans_swap_1and2): New.
5136 (graphite_trans_strip): New.
5137 (graphite_transform_loops): Add graphite_trans_strip.
5138 * graphite.h (scop_max_loop_depth): New.
5139
51402008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5141
5142 * graphite.c (build_scop_iteration_domain): Remove forgotten
5143 line. (Fixes compile)
5144
51452008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5146
5147 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
5148 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
5149 (build_bb_loops): New.
5150 (graphite_transform_loops): Add build_bb_loops.
5151 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
5152 numbers.
5153 * graphite.h (graphite_bb): Add loops.
5154 (gbb_nb_loops): New.
5155 (gbb_loop_at_index): New.
5156 (gbb_loop_index): New.
5157 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
5158 using nb_params_in_scop.
5159
51602008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5161
5162 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
5163 (build_scop_canonical_schedules): Build minimized schedule.
5164 (schedule_to_scattering): Adapt to minimized schedule.
5165 * graphite.h (graphite_bb): Add/Update descriptions.
5166
51672008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
5168 Tobias Grosser <grosser@fim.uni-passau.de>
5169
5170 * graphite.c (print_graphite_bb): Add condition printing.
5171 (dump_value): New.
5172 (dump_gbb_conditions): New.
5173 (build_scop_conditions_1): New.
5174 (build_scop_conditions): New.
5175 * graphite.h (graphite_bb): Add conditions.
5176
51772008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5178
5179 * graphite.c (print_graphite_bb):
5180 (free_graphite_bb): New.
5181 (free_scop): Free bbs.
5182 (get_bb_type): Free doms.
5183 (build_scop_context): Free context matrix.
5184 (build_loop_iteration_domains): Remove unused code.
5185 (build_cloog_prog): Free scattering function and blocklist.
5186 (find_transform): Free options.
5187
51882008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
5189
5190 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
5191 Remove unnecessery cloog data structures. Make a copy of the domain
5192 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
5193 unnecessary cloog data structures. Fix memory leaks. Remove insert
5194 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
5195 used.
5196 (build_scop_iteration_domain): Remove unnecessary cloog
5197 data structures. Fix memory leaks.
5198 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
5199 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
5200
52012008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5202
5203 * graphite.c (find_scop_params): Remove initialize_cloog_names.
5204
52052008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5206
5207 * graphite.c (end_scop): Style fix.
5208 (schedule_to_scattering): Style and comment fix.
5209
52102008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5211 * graphite.c (print_graphite_bb): Fix definiton of
5212 schedule_to_scattering.
5213 (initialize_cloog_names): Change nb_scattdims to max loop
5214 depth in SCoP.
5215 (schedule_to_scattering): Take parameter for number of scattering
5216 dimensions.
5217 (build_cloog_prog): Only build as much scattering dimensions as
5218 necessary.
5219
52202008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5221
5222 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
5223 in polyhedron/aermod.f90.
5224
52252008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
5226 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
5227 Harsha Jagasia <harsha.jagasia@amd.com>
5228
5229 * graphite.c (is_bb_addable): Fix segfault.
5230
52312008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
5232
5233 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
5234 with multiple exits and conditional handling in edge cases.
5235 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
5236
5237 * testsuite/gcc.dg/graphite/scop-14.c: New.
5238
52392008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
5240 Adrien Eliche <aeliche@isty.uvsq.fr>
5241
5242 * graphite.c (is_bb_addable): Add more comments and enhance
5243 readablity of the source code. Fix memory leak.
5244 (is_loop_exit): Fix memory leak.
5245
52462008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5247
5248 * graphite.c (first_loop_in_scop): Deleted.
5249 (setup_cloog_loop): Only walk the loop chain for inner loops.
5250 (build_scop_iteration_domain): Execute setup_cloog_loop for
5251 all loops in the first layer.
5252
52532008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5254
5255 * graphite.c (scan_tree_for_params): Change the way params are
5256 added to be indepenent of the number of loops.
5257 (setup_cloog_loop): Revert to short matrix format. Fix parameter
5258 handling.
5259 (build_cloog_prog): Revert to short matrix format.
5260
52612008-06-05 Sebastian Pop <sebastian.pop@amd.com>
5262 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
5263
5264 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
5265 warning.
5266
52672008-06-05 Sebastian Pop <sebastian.pop@amd.com>
5268
5269 * graphite.c (nb_data_refs_in_scop): New.
5270 (graphite_transform_loops): Print more stats: number of
5271 loops, basic blocks and data references per scop.
5272
52732008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5274 Jan Sjodin <jan.sjodin@amd.com>
5275
5276 * graphite.c (loop_affine_expr, idx_record_params,
5277 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
5278 instead of instantiate_parameters.
5279
52802008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5281
5282 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
5283 add support for parameters, add STATIC_SCHEDULE at the right places,
5284 cleanup.
5285
52862008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5287
5288 * graphite.c (build_scop_loop_nests): Only add the loops, that
5289 are contained completely in the SCoP.
5290 (build_cloog_prog): Disable scattering, until schedule_to_scattering
5291 and the domains are fixed.
5292 (build_scop_canonical_schedules): Add support for bbs not contained
5293 in any SCoP.
5294
52952008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5296
5297 * graphite.h (scop_contains_loop): Update comments to match
5298 the actual behavior.
5299 (scop_contains_loop): New.
5300 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
5301
53022008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5303
5304 * graphite.c (get_bb_type): On function body, i.e. loop_0,
5305 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
5306 as GBB_COND_HEADER.
5307
53082008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5309 Tobias Grosser <grosser@fim.uni-passau.de>
5310
5311 * graphite.c (graphite_transform_loops): Early return when
5312 there are no loops in the function.
5313
53142008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5315 Jan Sjodin <jan.sjodin@amd.com>
5316
5317 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
5318 offset of the last loop.
5319 (setup_cloog_loop): Copy the entire outer constraint matrix.
5320
53212008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5322 Jan Sjodin <jan.sjodin@amd.com>
5323
5324 * graphite.c (stmt_in_scop_p, function_parameter_p,
5325 invariant_in_scop_p): Removed.
5326 (scan_tree_for_params): Can be used with no constraint
5327 matrix for gathering parameters.
5328 (idx_record_params): Don't use idx_record_param, instead use
5329 scan_tree_for_params.
5330 (find_scop_parameters): Same.
5331 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
5332 Fix the size of loop domains.
5333 (schedule_to_scattering): Exit when the outer loop is not in scop.
5334 (find_transform): Enable build_cloog_prog.
5335
53362008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5337 Jan Sjodin <jan.sjodin@amd.com>
5338
5339 * graphite.c (schedule_to_scattering): Make scattering domains
5340 uniformly of the same size, as required by CLooG 0.14.0 and before.
5341
53422008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5343 Jan Sjodin <jan.sjodin@amd.com>
5344
5345 * graphite.c (schedule_to_scattering): Rewrite, correct the
5346 translation of the scheduling function to scattering.
5347 (build_cloog_prog): Call schedule_to_scattering only once.
5348 * graphite.h (scop_loop_index): Do not fail for loops not
5349 in the scop: return -1.
5350
53512008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
5352
5353 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
5354 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
5355 (setup_cloog_loop): Export GBB_DOMAIN.
5356 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
5357 able to rebuild the original control flow.
5358 * graphite.h (graphite_bb): Add domain field and access macro.
5359 (GBB_DOMAIN): New.
5360
53612008-05-30 Sebastian Pop <sebastian.pop@amd.com>
5362
5363 * graphite.c (debug_gbb): New.
5364 (print_scop, build_graphite_bb): Use SCOP_BBS.
5365 (build_scop_bbs): Reimplemented.
5366 (dfs_bb_in_scop_p): Removed.
5367 (build_scop_loop_nests): Reorder loops inserted in
5368 SCOP_LOOP_NEST: outer loops should come first.
5369 (build_scop_canonical_schedules): Reinitialize at zero
5370 the components of the SCOP_STATIC_SCHEDULE for the loops
5371 that have already been parsed.
5372
5373 * graphite.h (debug_gbb): Declared.
5374
53752008-05-30 Sebastian Pop <sebastian.pop@amd.com>
5376 Jan Sjodin <jan.sjodin@amd.com>
5377
5378 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
5379 (graphite_loop_to_gcc_loop): Removed.
5380 (remove_all_edges): New.
5381 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
5382 (gloog): Remove useless code.
5383
53842008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
5385
5386 * graphite.c (get_bb_type): Reworked. We distinguish between
5387 loops with one or multiple exits.
5388 (is_loop_exit): New.
5389 (is_pred): New.
5390 (is_bb_addable): Rework condition handling, now support for case
5391 case statements and loops with multiple exits.
5392
5393 * testsuite/gcc.dg/graphite/scop-11.c: New.
5394 * testsuite/gcc.dg/graphite/scop-12.c: New.
5395 * testsuite/gcc.dg/graphite/scop-13.c: New.
5396
53972008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
5398
5399 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
5400 we have too many colors.
5401
54022008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
5403
5404 * doc/invoke.texi (-ftree-loop-fusion): Document.
5405 * tree-pass.h (pass_loop_fusion): Declared.
5406 * tree-loop-fusion.c: New.
5407 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
5408 * tree-data-ref.c (find_data_references_in_loop): Make extern.
5409 * tree-data-ref.h (find_data_references_in_loop): Declared.
5410 * common.opt (ftree-loop-fusion): Declared.
5411 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
5412
54132008-05-21 Sebastian Pop <sebastian.pop@amd.com>
5414
5415 * graphite.c (build_access_matrix): Fix typo from the merge.
5416
54172008-05-20 Sebastian Pop <sebastian.pop@amd.com>
5418
5419 * Merge from mainline (130800:135673).
5420
54212008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5422
5423 * graphite.c (end_scop): The exit of the scop is not part of the scop.
5424 Update dominators after splitting.
5425
54262008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5427
5428 * graphite.c (is_bb_addable): Return the harmful statement.
5429 Factor up some code.
5430 (end_scop): New. Splits end of scope bbs on a harmful statement.
5431 (build_scops_1): Call end_scop.
5432
54332008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5434
5435 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
5436 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
5437 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
5438 build_scops_1): Removed.
5439 (build_scops_2): Renamed build_scops_1.
5440
54412008-05-06 Sebastian Pop <sebastian.pop@amd.com>
5442
5443 * graphite.c: Fix formatting.
5444
54452008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5446
5447 * graphite.c (get_bb_type): New.
5448 (move_scops): New.
5449 (build_scops_2): New.
5450 (is_bb_addable): New.
5451 (build_scops): Switch the scop detection.
5452 (build_scop_bbs): Add entry bb to scop.
5453 * graphite.h (struct scop): Update comment.
5454
54552008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5456
5457 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
5458 more colors.
5459
54602008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5461
5462 * testsuite/gcc.dg/graphite/scop-1.c: Update.
5463 * testsuite/gcc.dg/graphite/scop-2.c: Update.
5464 * testsuite/gcc.dg/graphite/scop-4.c: Update.
5465 * testsuite/gcc.dg/graphite/scop-5.c: Add.
5466 * testsuite/gcc.dg/graphite/scop-6.c: Add.
5467
54682008-05-06 Sebastian Pop <sebastian.pop@amd.com>
5469
5470 * testsuite/gcc.dg/graphite/scop-0.c: Add.
5471 * testsuite/gcc.dg/graphite/scop-7.c: Add.
5472 * testsuite/gcc.dg/graphite/scop-8.c: Add.
5473 * testsuite/gcc.dg/graphite/scop-9.c: Add.
5474 * testsuite/gcc.dg/graphite/scop-10.c: Add.
5475
54762008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5477
5478 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
5479 Check affine expressions depending on the outermost loop
5480 instead of a scop.
5481 (stmt_simple_for_scop_p): Same.
5482 (harmfule_stmt_in_scop): Same.
5483
54842008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
5485
5486 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
5487 mark entry and exit, that are not part of the SCoP and update HTML
5488 formatting.
5489
54902008-04-25 Sebastian Pop <sebastian.pop@amd.com>
5491
5492 * graphite.c (basic_block_simple_for_scop_p): Renamed
5493 harmful_stmt_in_bb.
5494 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
5495 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
5496 (all_preds_visited_p, all_succs_visited_p,
5497 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
5498 scop_end_loop): New.
5499 (build_scops): Do not use dfs_enumerate_from.
5500
5501 * testsuite/gcc.dg/graphite/scop-{1,2,4}.c: Updated.
5502
55032008-04-23 Sebastian Pop <sebastian.pop@amd.com>
5504
5505 * graphite.c: Add comments to functions that are missing a
5506 description.
5507 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
5508
55092008-04-23 Sebastian Pop <sebastian.pop@amd.com>
5510
5511 * graphite.c (nb_params_in_scop): Moved...
5512 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
5513 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
5514 (clast_to_gcc_expression): Reduce column size to less than 80.
5515 (graphite_create_iv): Return the new name of the IV.
5516 (find_transform): Set options->esp and options->cpp.
5517 (gloog): Comment out the invalidation of the old loop code.
5518 (initialize_dependence_polyhedron): Replace scop_nb_params with
5519 nb_params_in_scop.
5520
5521 * graphite.h (nb_params_in_scop): ... here.
5522 (scop_nb_params): Removed.
5523 (loop_domain_dim): Return something even when the loop was not
5524 found in the hash table: avoid ICEing on all the graphite.exp
5525 testcases.
5526
55272008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5528
5529 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
5530
5531 * graphite.c (build_scop_dynamic_schedules): Schedule is built
5532 according to nesting level.
5533 (find_scop_parameters): Call instantiate_parameters.
5534 (scan_tree_for_params): Extend it to handle general affine bounds.
5535 Inner loop bound can depend on outer loop induction variable.
5536 (setup_cloog_loop): tmp variable is allocated on stack. Call
5537 instantiate_parameters with respect to outermost_loop_in_scop.
5538 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
5539 graphite.h.
5540 (create_empty_loop): Function loopify should be given edge
5541 probability, instead of edge frequency. Dominance relation from
5542 switch_bb to loop_header.
5543 (clast_to_gcc_expression): Added handling of clast_reduction node.
5544 (gloog): New functionality for removing old loop.
5545 (test_dependence): Factored out from build_rdg_all_levels.
5546 (build_rdg_all_levels): Dependence testing factored out to
5547 test_dependence function.
5548
5549 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
5550 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
5551 from graphite.c
5552
55532008-04-07 Sebastian Pop <sebastian.pop@amd.com>
5554
5555 * graphite.c (free_scop, param_index, initialize_cloog_names,
5556 nb_params_in_scop): Use name_tree map instead of just a tree
5557 for keeping track of the variable name associated to that tree.
5558 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
5559 clast_to_gcc_expression, graphite_create_iv,
5560 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
5561 graphite_stmt_to_gcc_stmt): New.
5562 (gloog): Call these.
5563 * graphite.h (struct name_tree): New.
5564 (struct scop): Use name_tree instead of tree for params.
5565 Store a vector of name_tree for new_ivs.
5566 (SCOP_NEWIVS): New.
5567 (scop_nb_params): Use name_tree instead of tree.
5568
55692008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
5570 Sebastian Pop <sebastian.pop@amd.com>
5571
5572 * tree-bounds.c: New.
5573 * tree-bounds.h: New.
5574 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
5575 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
5576 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
5577 flag_mudflap.
5578 * gcc.c: Same.
5579 * toplev.c: Same.
5580 * c-cppbuiltin.c: Same.
5581 * c-pragma.c: Same.
5582 * common.opt: Same.
5583 * varasm.c: Same.
5584 * tree-outof-ssa.c: Same.
5585 * c-common.c: Same.
5586 * Makefile.in: Same.
5587
55882008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
5589 Sebastian Pop <sebastian.pop@amd.com>
5590
5591 * tree-loop-distribution.c (remaining_stmts,
5592 upstream_mem_writes): Removed static variables.
5593 (copy_loop_before, create_bb_after_loop,
5594 mark_nodes_having_upstream_mem_writes, free_rdg_components,
5595 rdg_build_components, rdg_build_partitions,
5596 dump_rdg_partitions): Extern.
5597 (generate_loops_for_partition, generate_code_for_partition): Do not
5598 return a bool.
5599 (already_processed_vertex_p, predecessor_has_mem_write,
5600 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
5601 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
5602 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
5603 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
5604 Pass remaining_stmts and upstream_mem_writes as parameters.
5605 (rdg_component): Moved...
5606 (build_rdg_partition_for_component): Do not aggregate components when
5607 flag_streamize_loops is set.
5608 (gen_sequential_loops): New.
5609 (ldist_gen): Call gen_sequential_loops.
5610
5611 * tree-pass.h (pass_loop_streamization): Declared.
5612
5613 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
5614 basic blocks when loops structures exist.
5615
5616 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
5617
5618 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
5619
5620 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5621 eliminate_local_variables_stmt, eliminate_local_variables,
5622 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5623 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5624 of code delimited by two edges in the CFG.
5625 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5626 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5627 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5628 the case of parallelisation of reductions.
5629 (create_loop_fn): Extern.
5630 (create_omp_parallel_region): New.
5631
5632 * tree-data-ref.c (dump_data_dependence_relation): Don't call
5633 dump_data_reference for printing dra and drb.
5634 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
5635 RDGE_RELATION.
5636 (build_rdg): Don't call free_dependence_relations for the moment, as
5637 we attach dependence relations on each edge of the RDG.
5638 To be fixed later.
5639
5640 * tree-data-ref.h (rdg_component): ...here.
5641 (struct rdg_edge): New field ddr_p relation.
5642 (RDGE_RELATION): New.
5643 (create_bb_after_loop, copy_loop_before,
5644 mark_nodes_having_upstream_mem_writes, rdg_build_components,
5645 rdg_build_partitions, dump_rdg_partitions,
5646 free_rdg_components): Declared.
5647
5648 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
5649 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
5650
5651 * tree-loop-streamization.c: New.
5652
5653 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
5654 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
5655
5656 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
5657
5658 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5659
5660 * passes.c: Schedule pass_loop_streamization.
5661
56622008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
5663
5664 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
5665 update comment.
5666
56672008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
5668
5669 * graphite.c (dot_all_scops): Update formatting.
5670 Bbs can now be part of more than one SCoP.
5671
56722008-03-04 Sebastian Pop <sebastian.pop@amd.com>
5673
5674 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
5675 malloc problems.
5676 (loop_domain_dim): Check for unregistered toplev SCOP loop.
5677 * graphite.h (loop_to_cloog_loop): New.
5678
56792008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5680
5681 * graphite.c (loop_domain_dim, ref_nb_loops,
5682 loop_iteration_vector_dim): New.
5683 (build_access_matrix_with_af, build_access_matrix,
5684 initialize_dependence_polyhedron): Fixed for new matrix layout.
5685 No longer assume that all iteration domains are of the same
5686 dimensionality.
5687
56882008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5689
5690 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5691 defined in a loop at depth 0 is invariant.
5692 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5693 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5694 be called at loop depth 0.
5695
5696 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
5697 a parameter.
5698 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
5699 (down_open_scop): Removed.
5700 (loop_in_scop_p): Redefined.
5701 (scop_affine_expr): New argument: scop.
5702 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
5703 a harmful statement ending a scop.
5704 (basic_block_simple_for_scop_p): New argument: scop.
5705 (get_loop_start): Removed.
5706 (new_scop): Initialize SCOP_LOOPS.
5707 (free_scop): Free SCOP_LOOPS.
5708 (succs_at_same_depth, preds_at_same_depth): New.
5709 (end_scop): Test the validity of a scop.
5710 (add_dominators_to_open_scops): New.
5711 (test_for_scop_bound): Call add_dominators_to_open_scops.
5712 Add cases for opening and closing multiple scops.
5713 (build_scops, build_scop_bbs): Iterate over basic blocks in
5714 depth first order.
5715 (build_graphite_bb): Pass scop directly.
5716 (dfs_bb_in_scop_p): New.
5717 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
5718 several times.
5719 (nb_loops_around_gb): Use loop_in_scop_p.
5720 (schedule_to_scattering): Disabled for the moment the code computing
5721 the "textual order for outer loop".
5722
5723 * graphite.h (struct scop): New field loops.
5724 (SCOP_LOOPS): New.
5725 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
5726
5727 * testsuite/gcc.dg/graphite/scop-{1,...,7}.c: Updated.
5728
57292008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
5730 Sebastian Pop <sebastian.pop@amd.com>
5731
5732 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
5733 * common.opt (fstreamize-loops): New.
5734 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
5735 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
5736 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
5737 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
5738
57392008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5740
5741 * tree-data-ref.c (build_empty_rdg): New.
5742 (build_rdg): Use it.
5743 * tree-data-ref.h (build_empty_rdg): Declared.
5744 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
5745 (find_vertex_for_stmt): Removed.
5746 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
5747
57482008-02-21 Sebastian Pop <sebastian.pop@amd.com>
5749
5750 * tree-loop-distribution.c (generate_builtin): After cancelling the
5751 loop tree, also delete basic blocks.
5752 (rdg_flag_uses): Stop recursion when a vertex has already been
5753 processed.
5754
57552008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5756
5757 * graphite.c (build_scop_alpha): Removed.
5758 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
5759 and dump_dependence_graph to avoid compiler warnings.
5760
57612008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5762
5763 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
5764 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
5765 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5766 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
5767 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
5768 (initialize_dependence_polyhedron, find_vertex_for_stmt,
5769 initialize_data_dependence_polyhedron, is_empty_polyhedron,
5770 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
5771 dump_dependence_graph): New.
5772 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
5773 (GBB_ALPHA): New.
5774 (struct scop): New field loop2cloog_loop.
5775 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
5776 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
5777
57782008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5779
5780 * graphite.c (build_graphite_bb): Fix initialization
5781 of the graphite basic block.
5782
57832008-02-05 Sebastian Pop <sebastian.pop@amd.com>
5784
5785 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
5786 loop domain matrix. Pass in the number of loops contained in the
5787 constraint matrix.
5788 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
5789 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
5790 loops that are not surrounding the current loop are not represented
5791 in the domain constraint matrix.
5792 (build_scop_iteration_domain): Initial domain constraint matrix
5793 contains only the eq/ineq, cst, and scop parameters columns.
5794
57952008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5796
5797 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
5798 (print_graphite_bb): Print scattering.
5799
58002008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5801
5802 * graphite.c (initialize_cloog_names): Initialize names of
5803 scattering variables.
5804
58052009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5806
5807 * graphite.c (dot_all_scops_1): Disable debug output while
5808 printing graph.
5809
58102008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5811
5812 * graphite.c (find_transform): Change cloog output language to C.
5813
58142008-01-27 Sebastian Pop <sebastian.pop@amd.com>
5815
5816 * tree-loop-distribution.c (generate_memset_zero,
5817 generate_builtin, generate_code_for_partition,
5818 rdg_flag_all_uses): New.
5819 (rdg_flag_uses): Gather in the same partition the statements defining
5820 the VUSES of the current statement.
5821 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
5822 Gather in the same partition not only the stores to the same memory
5823 access, but also the reads.
5824 (ldist_generate_loops): Renamed ldist_gen.
5825
58262008-01-24 Sebastian Pop <sebastian.pop@amd.com>
5827 Tobias Grosser <grosser@fmi.uni-passau.de>
5828
5829 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
5830 next pointer, don't use the inner pointer.
5831
58322008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
5833
5834 * graphite.c (dot_all_scops, dot_all_scops_1): New.
5835 (find_transform): Call dot_all_1.
5836 * graphite.h (dot_all_scops): Declared.
5837
58382007-12-14 Sebastian Pop <sebastian.pop@amd.com>
5839
5840 * tree-loop-distribution.c: Fix apsi.f ICE.
5841 (create_bb_after_loop): New.
5842 (generate_loops_for_partition): Use it.
5843 * testsuite/gfortran.dg/ldist-1.f90: New.
5844
5845 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
5846 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
5847
58482007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
5849
5850 * graphite.c (find_transform): Dump cloog program sent to cloog.
5851
58522007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
5853
5854 * graphite.c (initialize_cloog_names): Initialize cloog
5855 iterator names.
5856
58572007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
5858
5859 * graphite.c (build_scop_context): Fix typo, for the matrix
5860 format: insert '0 >= 0' instead of '-1 >= 0'.
5861
58622007-12-13 Sebastian Pop <sebastian.pop@amd.com>
5863
5864 * Fix merge problems.
5865
58662007-12-13 Sebastian Pop <sebastian.pop@amd.com>
5867
5868 * graphite.c (setup_cloog_loop): Fix typo.
5869
58702007-12-12 Sebastian Pop <sebastian.pop@amd.com>
5871
5872 * doc/invoke.texi (-ftree-loop-distribution): Documented.
5873 * tree-loop-distribution.c: Reimplemented.
5874 * tree-pass.h (pass_loop_distribution): New.
5875 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
5876 print_loops.
5877 * graphds.h (struct graph): New field indexes.
5878 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5879
5880 * tree-vect-analyze.c: Remove declaration of static functions when not
5881 needed.
5882 * tree-vectorizer.c: Same.
5883 (rename_variables_in_loop): Now extern.
5884 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
5885 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
5886 calling redirect_edge_and_branch_force.
5887
5888 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5889
5890 * tree-data-ref.c: Don't include tree-chrec.h.
5891 (debug_data_dependence_relations): New.
5892 (dump_data_dependence_relation): Call dump_data_reference on data refs
5893 in the relation.
5894 (same_access_functions): Moved...
5895 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5896 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5897 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5898 struct rdg_vertex_info, ): New.
5899 (create_rdg_edge_for_ddr): Compute the dependence level before looking
5900 at DDR_REVERSED_P.
5901 (create_rdg_vertices): Initialize the htab of graph->indexes.
5902 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
5903 (stmts_from_loop): Don't save LABEL_EXPR.
5904 (hash_stmt_vertex_info, eq_stmt_vertex_info,
5905 hash_stmt_vertex_del): New.
5906 (build_rdg): Initialize rdg->indexes.
5907 (free_rdg, stores_from_loop, ref_base_address,
5908 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5909 have_similar_memory_accesses_1, ref_base_address_1,
5910 remove_similar_memory_refs): New.
5911
5912 * tree-data-ref.h: Include tree-chrec.h.
5913 (debug_data_dependence_relations): Declared.
5914 (same_access_functions): ...here. Now static inline.
5915 (ddr_is_anti_dependent, ddrs_have_anti_deps,
5916 ddr_dependence_level): New.
5917 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
5918 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
5919 RDG_MEM_READS_STMT): New.
5920 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5921 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5922 rdg_vertex_for_stmt): Declared.
5923 (struct rdg_edge): New field level.
5924 (RDGE_LEVEL, free_rdg): New.
5925 (stores_from_loop, remove_similar_memory_refs,
5926 rdg_defs_used_in_other_loops_p,
5927 have_similar_memory_accesses): Declared.
5928 (rdg_has_similar_memory_accesses): New.
5929
5930 * lambda.h (dependence_level): New.
5931 * common.opt (ftree-loop-distribution): New.
5932 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
5933 (print_loop_ir): Renamed print_loops.
5934 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
5935 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
5936 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
5937 (tree-loop-distribution.o): Added.
5938 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5939 (mark_virtual_ops_in_bb): New.
5940 (print_loops_bb, debug_loop_num, debug_loop): New.
5941 * passes.c: Scheduled pass_loop_distribution.
5942
59432007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5944
5945 * graphite.c (scan_tree_for_params): Correct the number of columns
5946 for polylib format.
5947 (nb_flat_iterator): New.
5948 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
5949 (build_scop_iteration_domain): Correct the number of columns for
5950 polylib format.
5951
59522007-12-12 Sebastian Pop <sebastian.pop@amd.com>
5953
5954 * Merge from mainline (129697:130800).
5955
59562007-10-30 Sebastian Pop <sebastian.pop@amd.com>
5957
5958 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
5959 dominated by SCoP's exit.
5960 (graphite_transform_loops): Compute post dominators.
5961
59622007-10-28 Sebastian Pop <sebastian.pop@amd.com>
5963
5964 * Merge from mainline (127169:129697).
5965
59662007-10-28 Sebastian Pop <sebastian.pop@amd.com>
5967
5968 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
5969 parameter for the basic block that contains the expression. Use
5970 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
5971 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
5972 the expression.
5973 * graphite.h (gbb_loop): New.
5974 (GBB_LOOP): Removed.
5975
59762007-08-03 Sebastian Pop <sebpop@gmail.com>
5977
5978 * Makefile.in: Fix merge problem.
5979
59802007-08-03 Sebastian Pop <sebpop@gmail.com>
5981
5982 * Merge from mainline (125309:127169).
5983 * tree-loop-distribution.c: Disabled.
5984
59852007-06-05 Sebastian Pop <sebpop@gmail.com>
5986
5987 * Merge from mainline (r123693:125309).
5988
59892007-05-30 Sebastian Pop <sebpop@gmail.com>
5990
5991 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
5992 correct_modify_p
5993 (correct_modify_p, check_statements, number_of_lvalue_uses,
5994 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
5995 instead of MODIFY_EXPR.
5996 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
5997 and push new edges.
5998
59992007-05-24 Sebastian Pop <sebpop@gmail.com>
6000
6001 * tree-loop-distribution.c (struct rdg): Replace arrays by
6002 VECs for edges and vertices.
6003 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
6004 (RDGV_NB_PARTITIONS): New.
6005 (PRDG_NBV, PRDG_NBE): Removed.
6006 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
6007 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
6008 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
6009
60102007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
6011 Sebastian Pop <sebpop@gmail.com>
6012
6013 * doc/invoke.texi (-ftree-loop-distribution): Document.
6014 * tree-loop-distribution.c: New file.
6015 * tree-pass.h (pass_loop_distribution): Declared.
6016 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6017 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
6018 and set reversed_p.
6019 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
6020 (DDR_REVERSED_P): New.
6021 * common.opt (-ftree-loop-distribution): New.
6022 * tree-flow.h (distribute_loops): Declared.
6023 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
6024 * passes.c (init_optimization_passes): Schedule loop distribution.
6025
60262007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
6027
6028 * graphite.c (print_graphite_bb): Don't call dump_data_references.
6029 (print_scop): Don't print when scop is NULL.
6030 (build_scop_context, find_transform): Don't output to stderr.
6031
60322007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
6033
6034 * tree-data-ref.c: Don't include graphite.h.
6035 Comment out the code for printing data reference's scop.
6036 (build_access_matrix_with_af): Moved...
6037 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
6038 * graphite.c (build_access_matrix_with_af): ... here. Now static.
6039 (print_graphite_bb): Print basic block's schedule.
6040 (print_scop): Don't print the schedule, call cloog's pretty printer.
6041 (bb_in_scop_p): A basic block is in a scop only if it is both
6042 dominated and postdominated by the scop's entry and exit basic blocks.
6043 (function_parameter_p): New.
6044 (invariant_in_scop_p): Use function_parameter_p.
6045 (new_scop, save_scop): New.
6046 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
6047 save_scop.
6048 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
6049 (loop_in_scop_p): New.
6050 (scop_record_loop): Use loop_in_scop_p.
6051 (build_scop_domain): Renamed build_scop_iteration_domain.
6052 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
6053 nb_params_in_scop, build_scop_context, first_loop_in_scop,
6054 setup_cloog_loop, dot_scop_1, dot_scop): New.
6055 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
6056 (struct scop): Add a pointer to cloog's representation of a program.
6057
60582007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6059
6060 * doc/invoke.texi (-ftree-check-verbose): Renamed
6061 -ftree-checks-verbose.
6062 * common.opt (flag_tree_check_verbose): Renamed
6063 flag_tree_checks_verbose.
6064 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
6065
60662007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6067
6068 * configure: Regenerated.
6069 * config.in: Regenerated.
6070 * tree-ssa-loop.c (graphite_transforms): Execute
6071 graphite_transform_loops only when HAVE_cloog.
6072 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
6073 * graphite.c: Include polylibgmp.h and cloog.h.
6074 (graphite_transform_loops): Removed loops parameter.
6075 * tree-flow.h (graphite_transform_loops): Update declaration.
6076 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
6077 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
6078 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
6079 (OBJS-common): Remove dependence on graphite.o.
6080 (BACKEND): Depend on @GRAPHITE@.
6081
60822007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
6083
6084 * doc/invoke.texi (-ftree-check-verbose): Documented.
6085 * testsuite/gcc.dg/tree-checker/tree-checks-1.c: New.
6086 * testsuite/gcc.dg/tree-checker/tree-checks-2.c: New.
6087 * testsuite/gcc.dg/tree-checker/tree-checks-3.c: New.
6088 * testsuite/gcc.dg/tree-checker/tree-checks-4.c: New.
6089 * testsuite/gcc.dg/tree-checker/tree-checks.exp: New.
6090 * testsuite/gcc.dg/tree-checker/condates.crp: New.
6091 * common.opt (ftree-checks-verbose): New.
6092 * tree-check.c (tree_check_warning): Move extra stderr output
6093 under control of flag_tree_check_verbose.
6094
60952007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
6096
6097 * tree-match.c: Fix comments formatting.
6098 * tree-match.h: Fix comments formatting.
6099 * tree-check.c: Fix comments formatting.
6100 (tree_check_init): Restructure.
6101
61022007-04-12 Nic Volanschi <nic.volanschi@free.fr>
6103
6104 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
6105
61062007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6107
6108 * Merge from mainline (r120733:123693).
6109
61102007-03-20 Nic Volanschi <nic.volanschi@free.fr>
6111
6112 * condate.y: New file.
6113 * tree-match.h (struct patt_info_s): New field sign.
6114 (struct condate_s): New field msg.
6115 (normalize_condate, name_condate, add_condate): New.
6116 (conds[], condate_parse): Made extern.
6117 * tree-check.c (tree_check_warning): First arg changed to cond;
6118 warning reformatted.
6119 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
6120 (tree_scan): New.
6121 (tree_check): Process trivial condates.
6122 (read_delimited_string): Removed.
6123 (print_cond): Print name and msg.
6124 (conds[]): Made extern.
6125 (parse_tree_check_file_once): Rewritten to use the parser in
6126 condate.y.
6127 Processing of option --tree_check_string moved to tree_scan().
6128 * Makefile.in: Added condate.y
6129
61302007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
6131
6132 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
6133 Use VECs instead of varrays.
6134 * diagnostic.h (lazy_dump_generic_node): Update declaration.
6135 * Makefile.in (pretty-print.o): Depend on vec.h.
6136 * pretty-print.c: Include tree.h and vec.h.
6137 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
6138 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
6139 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
6140 pp_free_list): Use VECs instead of varrays.
6141 * pretty-print.h: Do not include varray.h.
6142 (struct tree_chunk_s): Declaration moved before its use.
6143 (output_buffer): Rename varray field to chunks.
6144 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
6145 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
6146 save_global_holes): Use VECs instead of varrays.
6147 * tree-match.h: Declare VECs of cfg_node, and hole_p.
6148 * tree-check.c (scan_cfg_stmts, push_node,
6149 print_matching_stmt): Removed.
6150 (tree_check_instance, push_global_holes_if_new, tree_check,
6151 execute_tree_check): Use VECs instead of varrays.
6152 (gate_tree_check): Don't execute the CFG check when basic_block_info
6153 is not available.
6154
61552007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6156
6157 * Merge from mainline (r115016:120733).
6158
61592007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6160
6161 * Merge from mainline (r117632:117661).
6162
61632007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6164
6165 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
6166 * tree-pass.h (TDF_DEBUG, debug_p): New.
6167 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
6168 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
6169 get_loop_exit_condition, analyze_evolution_in_loop,
6170 analyze_initial_condition, analyze_scalar_evolution,
6171 instantiate_parameters, number_of_latch_executions): Use debug_p.
6172 * tree-chrec.c (chrec_apply): Use debug_p.
6173 * tree-data-ref.c: Include graphite.h.
6174 (dump_data_reference): Print also the access matrix.
6175 (analyze_array, analyze_indirect_ref, init_data_ref,
6176 analyze_offset_expr, address_analysis, object_analysis,
6177 create_data_ref, finalize_ddr_dependent,
6178 non_affine_dependence_relation, analyze_ziv_subscript,
6179 analyze_siv_subscript_cst_affine,
6180 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6181 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
6182 analyze_miv_subscript, analyze_overlapping_iterations,
6183 build_classic_dist_vector, subscript_dependence_tester,
6184 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
6185 (build_access_matrix_with_af): No longer static.
6186 * tree-data-ref.h (scop_p): ... declaration here.
6187 (data_reference.scop): New field.
6188 (DR_SCOP, DR_ACCESS_MATRIX): New.
6189 (build_access_matrix_with_af, dr_num_subscripts): Declared.
6190 * graphite.c (print_graphite_bb): Call dump_data_references.
6191 (print_scop): Use scop_nb_loops and scop_dim_domain.
6192 (test_for_scop_bound): Use debug_p.
6193 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
6194 scop_nb_params.
6195 (scop_loop_index): Moved...
6196 (scop_record_loop): New.
6197 (build_scop_loop_nests): Use scop_record_loop.
6198 (build_scop_domain): Use scop_dim_domain.
6199 (build_access_matrix): Implemented.
6200 (build_scop_canonical_schedules): Use scop_nb_loops.
6201 (build_graphite_bb): Initialize GBB_SCOP.
6202 * graphite.h (scop_p): Moved...
6203 (graphite_bb.scop): New field.
6204 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
6205 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
6206 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
6207 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
6208 scop_loop_index): New.
6209 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
6210
62112007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
6212
6213 * Merge from mainline (r117661:120450).
6214
62152006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
6216
6217 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
6218 at the first declaration outside the varying loop, instantiate as
6219 far as possible.
6220 * tree-chrec.c (for_each_scev_op): New.
6221 * tree-chrec.h (for_each_scev_op): Declared.
6222 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
6223 * tree-data-ref.c (get_references_in_stmt,
6224 find_data_references_in_stmt): New, from trunk.
6225 (find_data_references_in_loop): Use get_references_in_stmt
6226 and find_data_references_in_loop, modified as in trunk.
6227 (build_access_matrix_with_af): New.
6228 * tree-data-ref.h (data_reference): Add a field access_matrix.
6229 (data_ref_loc): New, as in trunk.
6230 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
6231 invariant_in_scop_p, param_index, scan_tree_for_params,
6232 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
6233 idx_record_param, idx_record_params, build_access_matrix,
6234 build_scop_data_accesses, build_scop_canonical_schedules,
6235 build_graphite_bb, build_scop_bbs, find_params_in_bb,
6236 build_scop_params): New.
6237 * graphite.h (graphite_bb): New.
6238 (scop): Add fields static_schedule, params, loop_nest,
6239 iteration_domain.
6240 * lambda.h: Declare vecs of lambda_matrix.
6241 * tree-flow.h (print_loop_ir_bb): Declared.
6242 * tree-cfg.c (print_loop_ir_bb): New.
6243 (print_loop): Use print_loop_ir_bb.
6244
62452006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
6246
6247 * Merge from mainline (r115016:117632).
6248
62492006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
6250
6251 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
6252 break due to a warning.
6253
62542006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
6255
6256 * graphite.c (print_scops, debug_scops): New.
6257 (graphite_transform): Renamed graphite_find_transform.
6258 * graphite.h (debug_scops): Declared.
6259
62602006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
6261
6262 * tree-match.c: Reformat following the GNU style.
6263 * tree-match.h: Reformat following the GNU style.
6264 * tree-pattern.h: Removed empty file.
6265 * Makefile.in: Remove references to tree-pattern.h.
6266 * tree-check.c: Reformat following the GNU style.
6267 (execute_tree_check): Move gate condition code to...
6268 (gate_tree_check): ...here. New function.
6269 (pass_check): Use the gate function.
6270
62712006-07-04 Nic Volanschi <nic.volanschi@free.fr>
6272
6273 * tree-pattern.h: New. Tree pattern matching and checking using
6274 concrete syntax.
6275 * tree-check.c: New. Tree/CFG checking pass.
6276 * tree-match.c: New. Library for tree pattern matching.
6277 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
6278 * toplev.c, flags.h: Add globals for tree-check pass.
6279 * Makefile.in: Integrate the files in tree-check pass.
6280 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
6281 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
6282 Introduce a "lazy" pretty-print mode.
6283 * tree.c, tree.h: Add tree_name.
6284
62852006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
6286
6287 * doc/invoke.texi (-fgraphite): Correct typo.
6288 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
6289 use of print_loop_ir.
6290 * testsuite/gcc.dg/graphite/scop-1.c: New.
6291 * testsuite/gcc.dg/graphite/scop-2.c: New.
6292 * testsuite/gcc.dg/graphite/graphite.exp: New.
6293 * graphite.c: Include domwalk.h.
6294 (print_scop): Print only the entry and exit blocks.
6295 (debug_scop): No longer static.
6296 (affine_expr): Fix formating. Return also true when the expression is
6297 constant.
6298 (stmt_simple_for_scop_p): Fix formating.
6299 (build_scops): Use domwalk.
6300 (get_loop_start, end_scop, test_for_scop_bound): New.
6301 (graphite_transform_loops): Avoid printing on stderr.
6302 * graphite.h (debug_scop): Declared.
6303 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
6304 * Makefile.in (graphite.o): Depend on domwalk.h.
6305 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
6306 declarations for static functions.
6307 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
6308 controlling output verbosity.
6309
63102006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
6311 Plesco Alexandru <shurikx@gmail.com>
6312
6313 * doc/invoke.texi (-fgraphite): Document.
6314 * tree-pass.h (pass_graphite_transforms): Declared.
6315 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6316 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
6317 (pass_graphite_transforms): Defined.
6318 * tree-data-ref.c (free_data_ref, data_reference): Extern.
6319 * tree-data-ref.h (free_data_ref, data_reference): Declared.
6320 * graphite.c, graphite.h: New.
6321 * common.opt (fgraphite): Declared.
6322 * tree-flow.h (graphite_transform_loops): Declared.
6323 * Makefile.in (OBJS-common): Add graphite.o.
6324 (graphite.o): New rule.
6325 * passes.c (pass_graphite_transforms): Scheduled.
6326
GNU Compiler Collection
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