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interchange-3.f90: New.
[thirdparty/gcc.git] / gcc / ChangeLog.graphite
CommitLineData
65421bcc
SP		 12009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2
3 * gfortran.dg/graphite/interchange-3.f90: New.
4
3e9f43ee
SP		 52009-10-17 Sebastian Pop <sebastian.pop@amd.com>
6
7 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
8
16bf8ab1
SP		 92009-10-17 Sebastian Pop <sebastian.pop@amd.com>
10
11 * graphite-dependences.c (dependence_polyhedron_1): Add the
12 context to the dependence polyhedron.
13
d422adfa
SP		 142009-10-17 Sebastian Pop <sebastian.pop@amd.com>
15
16 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
17 PBB_PDR_DUPLICATES_REMOVED.
18 (new_poly_bb): Same.
19
62e475c5
SP		 202009-10-17 Sebastian Pop <sebastian.pop@amd.com>
21
22 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
23 SCOP_CONTEXT.
24 (build_loop_iteration_domains): Extract bounds on parameters
25 based on the data size.
26 (build_scop_context): Do not initialize SCOP_CONTEXT;
27 add new constraints.
28
3ecbce7e
SP		 292009-10-17 Sebastian Pop <sebastian.pop@amd.com>
30
31 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
32 * graphite-ppl.h (graphite-ppl.h): Declared.
33
04863400
SP		 342009-10-17 Sebastian Pop <sebastian.pop@amd.com>
35
36 * graphite-ppl.c (ppl_print_linear_expr): New.
37 (debug_ppl_linear_expr): New.
38 * graphite-ppl.h (ppl_print_linear_expr): Declared.
39 (debug_ppl_linear_expr): Declared.
40
009150e1
SP		 412009-10-16 Sebastian Pop <sebastian.pop@amd.com>
42
43 * graphite-interchange.c: Fix comments.
44 * gcc.dg/graphite/block-1.c: Fix comments.
45
9b196c93
SP		 462009-10-16 Sebastian Pop <sebastian.pop@amd.com>
47
48 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
49 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
50
caa675f8
SP		 512009-10-16 Sebastian Pop <sebastian.pop@amd.com>
52
53 Reapply the patch from Alexander Monakov that disappeared during
54 the last merges from trunk.
55
56 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
57
58 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
59 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
60
92d92abb
SP		 612009-10-15 Sebastian Pop <sebastian.pop@amd.com>
62
63 * graphite-interchange.c (memory_stride_in_loop): The depth
64 argument corresponds to a dynamic time dimension, so use
65 psct_dynamic_dim to refer to the transformed scattering dimension.
66
23159c56
SP		 672009-10-15 Sebastian Pop <sebastian.pop@amd.com>
68
69 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
70
5c6c42c9
SP		 712009-10-15 Sebastian Pop <sebastian.pop@amd.com>
72
73 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
74 root of the LST.
75 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
76 the root of the LST.
77 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
78 fake loop.
79 (print_lst): Print the root of LST in a different format.
80 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
81
f58be90e
SP		 822009-10-15 Sebastian Pop <sebastian.pop@amd.com>
83
84 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
85
4e4ee197
SP		 862009-10-15 Sebastian Pop <sebastian.pop@amd.com>
87
88 * doc/passes.texi: Document the Graphite infrastructure.
89
6c4499b6
SP		 902009-10-15 Sebastian Pop <sebastian.pop@amd.com>
91
92 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
93 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
94 and check the SSA representation.
95
96 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
97
8e49fe91
SP		 982009-10-15 Sebastian Pop <sebastian.pop@amd.com>
99
100 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
101
bb2b2dfc
SP		 1022009-10-14 Sebastian Pop <sebastian.pop@amd.com>
103
104 * gcc.dg/graphite/interchange-11.c: New.
105
e7ed4a64
SP		 1062009-10-14 Sebastian Pop <sebastian.pop@amd.com>
107
108 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
109
d7f25aa6
SP		 1102009-10-14 Sebastian Pop <sebastian.pop@amd.com>
111
112 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
113 Add -fno-loop-strip-mine and -fno-loop-interchange.
114 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
115 -fno-loop-strip-mine.
116 * gfortran.dg/graphite/graphite.exp: Same.
117
6231cf49
SP		 1182009-10-14 Sebastian Pop <sebastian.pop@amd.com>
119
120 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
121 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
122 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
123 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
124 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
125 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
126 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
127 DEFAULT_FLAGS_GRAPHITE_SCOP.
128 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
129 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
130
2b7c09a8
SP		 1312009-10-14 Sebastian Pop <sebastian.pop@amd.com>
132
133 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
134
b0c7a278
KT		 1352009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
136 Sebastian Pop <sebastian.pop@amd.com>
137
138 * graphite-interchange.c (build_linearized_memory_access): Pass an
139 offset as parameter.
140 (memory_stride_in_loop): Include transform scattering in the
141 access functions to be able to querry the strides in the
142 transformed loops.
143 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
144 not the psct_iterator_dim.
145
13ae6f91
SP		 1462009-10-14 Sebastian Pop <sebastian.pop@amd.com>
147
148 * graphite-blocking.c (pbb_do_strip_mine): Removed.
149 (lst_do_strip_mine_loop): New.
150 (lst_do_strip_mine): New.
151 (scop_do_strip_mine): Call lst_do_strip_mine.
152 * graphite-poly.h (lst_add_loop_under_loop): New.
153 (lst_find_first_pbb): New.
154
c0fe753b
SP		 1552009-10-14 Sebastian Pop <sebastian.pop@amd.com>
156
157 * graphite-poly.c (loop_to_lst): Fix LST creation.
158
8d75ec87
TG		 1592009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
160
161 * testsuite/gcc.dg/graphite/id-15.c: (8 * 8) replaced with
162 sizeof(unsigned long) to make it run on 32bit systems.
163
1642009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
165
166 * testsuite/gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
167 SEGFAULT on 32bit.
168
2e5a7cbf
RU		 1692009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
170
8d75ec87
TG		 171 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
172 Comment.
2e5a7cbf
RU		 173 (write_alias_graph_to_ascii_dot): New.
174 (write_alias_graph_to_ascii_ecc): Ditto.
8d75ec87
TG		 175 (partition_drs_to_sets): Add testing of optimality of current method
176 which assigns alias numbers according to DFS Comopnent number. used
177 as heuristic for the upcoming ECC algorithm.
2e5a7cbf
RU		 178 (build_scop_drs): Write to file also with the ecc and dot format.
179
1e82de2a
SP		 1802009-10-13 Sebastian Pop <sebastian.pop@amd.com>
181
182 * gfortran.dg/graphite/interchange-1.f: XFail.
183
9bf13085
SP		 1842009-10-13 Sebastian Pop <sebastian.pop@amd.com>
185
186 * graphite.c (graphite_initialize): Do not handle functions with
187 more than 100 basic blocks.
188
e797c5f2
SP		 1892009-10-13 Sebastian Pop <sebastian.pop@amd.com>
190
191 * graphite-blocking.c (pbb_do_strip_mine): Use
192 PARAM_LOOP_BLOCK_TILE_SIZE.
193
bfa00f48
SP		 1942009-10-13 Sebastian Pop <sebastian.pop@amd.com>
195
196 * graphite-poly.c (dot_lst_1): New.
197 (dot_lst): New.
198 * graphite-poly.h (dot_lst): Declared.
199
3c7bdeb8
SP		 2002009-10-13 Sebastian Pop <sebastian.pop@amd.com>
201
202 * graphite-dependences.c (dot_deps_stmt_1): New.
203 (dot_deps_stmt): New.
204 * graphite-dependences.h (dot_deps_stmt): Declared.
205
c7dc2fab
SP		 2062009-10-09 Sebastian Pop <sebastian.pop@amd.com>
207
208 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
209 not replace cross BB scalar dependences ending on PHI nodes.
210 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
211
24c79709
SP		 2122009-10-09 Sebastian Pop <sebastian.pop@amd.com>
213
214 * graphite-poly.c (apply_poly_transforms): Implement the high
215 level driver for flag_loop_block.
216 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
217 flag_loop_block.
218
219 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
220 -floop-block.
221 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
222 Add -floop-block.
223
a0517b76
SP		 2242009-10-09 Sebastian Pop <sebastian.pop@amd.com>
225
226 * graphite-poly.h (lst_find_pbb): New.
227 (find_lst_loop): New.
228
9d077835
SP		 2292009-10-09 Sebastian Pop <sebastian.pop@amd.com>
230
231 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
232 * graphite-poly.h (struct scop): Remove dep_graph field.
233 (SCOP_DEP_GRAPH): Removed.
234
75b63a91
SP		 2352009-10-09 Sebastian Pop <sebastian.pop@amd.com>
236
237 * graphite-poly.h (copy_lst): Do full copy of LST.
238
7cc4ff8d
SP		 2392009-10-07 Sebastian Pop <sebastian.pop@amd.com>
240
241 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
242 when the loop stride is zero.
243
244 * gcc.dg/graphite/id-16.c: New.
245
60d2a8c3
SP		 2462009-10-06 Sebastian Pop <sebastian.pop@amd.com>
247
248 * graphite-dependences.c (reduction_dr_1): New.
249 (reduction_dr_p): New.
250 (graphite_legal_transform_dr): Call reduction_dr_p.
251 (reduction_ddr): Renamed reduction_ddr_p.
252 * graphite-poly.h (same_pdr_p): New.
253 (number_of_write_pdrs): New.
254 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
255 (split_reduction_stmt): Do not split reduction statements
256 when there are no writes to memory.
257 (translate_scalar_reduction_to_array_for_stmt): Insert the
258 memory reduction statement just after the scalar reduction statement.
259
260 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
261 Un-XFAIL-ed.
262 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
263 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
264
95baeff8
SP		 2652009-10-06 Sebastian Pop <sebastian.pop@amd.com>
266
267 * graphite-interchange.c (lst_apply_interchange): New.
268 (lst_interchange_profitable_p): New.
269 (lst_try_interchange_loops): New.
270 (lst_try_interchange): New.
271 (lst_do_interchange): New.
272 (pbb_do_interchange): Removed.
273 (scop_do_interchange): Call lst_do_interchange.
274
a36d12e2
SP		 2752009-10-06 Sebastian Pop <sebastian.pop@amd.com>
276
277 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
278 SCOP_TRANSFORMED_SCHEDULE.
279 (loop_to_lst): New.
280 (scop_to_lst): New.
281 (print_lst): New.
282 (debug_lst): New.
283 * graphite-poly.h (lst_p): New.
284 (struct lst): New.
285 (LST_LOOP_P): New.
286 (LST_LOOP_FATHER): New.
287 (LST_PBB): New.
288 (LST_SEQ): New.
289 (scop_to_lst): Declared.
290 (print_lst): Declared.
291 (debug_lst): Declared.
292 (new_lst_loop): New.
293 (new_lst_stmt): New.
294 (copy_lst): New.
295 (lst_depth): New.
296 (lst_dewey_number): New.
297 (struct scop): Add original_schedule and transformed_schedule fields.
298 (SCOP_ORIGINAL_SCHEDULE): New.
299 (SCOP_TRANSFORMED_SCHEDULE): New.
300 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
301
a0dd1440
SP		 3022009-10-05 Sebastian Pop <sebastian.pop@amd.com>
303
304 * graphite-dependences.c (reduction_ddr): New.
305 (graphite_legal_transform_bb): Call reduction_ddr.
306 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
307 Initialize PBB_IS_REDUCTION.
308 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
309 (PBB_IS_REDUCTION): New.
310 (new_poly_bb): Update declaration.
311 * graphite-scop-detection.h (build_scop_bbs): Removed.
312 (nb_reductions_in_loop): Removed.
313 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
314 parameter for reductions.
315 (try_generate_gimple_bb): Update call to new_poly_bb.
316 (build_scop_bbs_1): Same.
317 (build_scop_bbs): Same.
318 (gsi_for_phi_node): New.
319 (scalar_close_phi_node_p): Remove gcc_assert.
320 (split_reduction_stmt): New.
321 (is_reduction_operation_p): New.
322 (phi_contains_arg): New.
323 (follow_ssa_with_commutative_ops): New.
324 (detect_commutative_reduction_arg): New.
325 (detect_commutative_reduction_assign): New.
326 (follow_inital_value_to_phi): New.
327 (edge_initial_value_for_loop_phi): New.
328 (initial_value_for_loop_phi): New.
329 (detect_commutative_reduction): New.
330 (translate_scalar_reduction_to_array_for_stmt): New.
331 (insert_copyout): New.
332 (insert_copyin): New.
333 (translate_scalar_reduction_to_array): New.
334 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
335 (rewrite_commutative_reductions_out_of_ssa_loop): New.
336 (rewrite_commutative_reductions_out_of_ssa): New.
337 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
338 * sese.h (split_region_for_bb): New.
339
340 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
341 * gcc.dg/graphite/interchange-1.c: Fix format.
342 * gcc.dg/graphite/interchange-10.c: New.
343
db7e9485
SP		 3442009-10-05 Sebastian Pop <sebastian.pop@amd.com>
345
346 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
347 buggy assert.
348
5dcc64d9
SP		 3492009-10-05 Sebastian Pop <sebastian.pop@amd.com>
350
351 * graphite-sese-to-poly.c (scev_analyzable_p): New.
352 (rewrite_cross_bb_scalar_dependence): New.
353 (rewrite_cross_bb_scalar_deps): New.
354 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
355 Call rewrite_cross_bb_scalar_deps.
356
947121b8
SP		 3572009-10-05 Sebastian Pop <sebastian.pop@amd.com>
358
359 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
360 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
361 gsi_for_stmt.
362
d48e288d
SP		 3632009-10-05 Sebastian Pop <sebastian.pop@amd.com>
364
365 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
366 * graphite-interchange.c (pbb_do_interchange): Same.
367 * graphite-poly.c (print_scattering_function): Same.
368 (debug_pdrs): Same.
369 * graphite-poly.h (pbb_loop): New.
370 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
371
d17286f6
SP		 3722009-09-27 Sebastian Pop <sebastian.pop@amd.com>
373
374 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
375
ee03cd20
SP		 3762009-09-27 Sebastian Pop <sebastian.pop@amd.com>
377
378 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
379 so don't pass a pointer to it.
380 (build_alias_set_for_drs): Same.
381 (build_base_obj_set_for_drs): Same.
382 (build_scop_drs): Same.
383
888beba1
LF		 3842009-09-26 Li Feng <nemokingdom@gmail.com>
385
386 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
387 the alias graph of data references.
388
cd43e5d7
LF		 3892009-09-25 Li Feng <nemokingdom@gmail.com>
390
391 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
392 (build_scop_drs): When debugging, write the alias graph to file,
393 otherwise, should be disabled.
394
aeda6535
SP		 3952009-09-17 Sebastian Pop <sebastian.pop@amd.com>
396
397 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
398 (is_simple_operand): Remove call to stmt_simple_memref_p.
399 (stmt_simple_for_scop_p): Update call to is_simple_operand.
400
8b6b8570
DE		 4012009-09-17 David Edelsohn <edelsohn@gnu.org>
402
8971eb91 403 * testsuite/gcc.dg/graphite/interchange-mvt.c: New File.
8b6b8570
DE		 404 * testsuite/gcc.dg/graphite/scop-dsyrk.c: New File.
405 * testsuite/gcc.dg/graphite/scop-dsyr2k.c: New File.
406 * testsuite/gcc.dg/graphite/scop-mvt.c: New File.
407 * testsuite/gcc.dg/graphite/scop-sor.c: New File.
408
1825f9a2
LF		 4092009-09-17 Li Feng <nemokingdom@gmail.com>
410
411 PR middle-end/41118
412 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
413 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
414 (graphite_carried_dependence_level_k): Ditto.
415 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
416 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
417 (new_poly_dr): Adjust declaration.
418 * graphite-sese-to-poly.c (free_data_refs_aux): New.
419 (free_gimple_bb): Added free_data_refs_aux.
420 (build_poly_dr): Add dr_base_object_set.
421 (partition_drs_to_sets): New.
422 (dr_same_base_object_p): New.
423 (build_alias_set_for_drs): New.
424 (build_base_object_set_for_drs): New.
425 (build_scop_drs): Add build_base_obj_set_for_drs.
426 * graphite-sese-to-poly.h: Added #define for alias set number index and
427 base object set index.
428 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
429 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
430
ac90803f
SP		 4312009-09-16 Alexander Monakov <amonakov@ispras.ru>
432
433 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
434 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
435
54fc808a
SP		 4362009-09-14 Sebastian Pop <sebastian.pop@amd.com>
437
438 * graphite-sese-to-poly.c (struct irp_data): Removed.
439 (idx_record_params): Removed.
440 (find_params_in_bb): Scan for parameters the access functions; don't
441 parse the tree representation.
442
e88e021f
SP		 4432009-09-14 Sebastian Pop <sebastian.pop@amd.com>
444
445 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
446 passes at -O1 and below.
447
3690f8d7
SP		 4482009-09-14 Sebastian Pop <sebastian.pop@amd.com>
449
450 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
451 tree-scalar-evolution.h, and then tree-data-ref.h.
452 * graphite-clast-to-gimple.c: Same.
453 * graphite-dependences.c: Same.
454 * graphite-interchange.c: Same.
455 * graphite-poly.c: Same.
456 * graphite-scop-detection.c: Same.
457 * graphite-sese-to-poly.c: Same.
458 * graphite.c: Same.
459 * lambda-code.c: Same.
460 * matrix-reorg.c: Same.
461 * tree-data-ref.c: Same.
462 * tree-if-conv.c: Same.
463 * tree-loop-distribu: Same.: Same.
464 * tree-loop-linear.c: Same.
465 * tree-parloops.c: Same.
466 * tree-predcom.c: Same.
467 * tree-vect-patterns.c: Same.
468
2495a183
SP		 4692009-09-02 Sebastian Pop <sebastian.pop@amd.com>
470
471 Partially revert the previous patch, except the following.
472 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
473 as parameters the operands of the not expression.
474
20179b0d
SP		 4752009-09-01 Sebastian Pop <sebastian.pop@amd.com>
476
477 * tree-scalar-evolution.c (instantiate_scev_assign): New.
478 Do not call analyze_scalar_evolution on assignments.
479 (instantiate_scev_phi): Call analyze_scalar_evolution.
480 (instantiate_scev_name): Call instantiate_scev_assign and
481 instantiate_scev_phi.
482 (instantiate_scev_not): Adapted to pass as parameters the operands
483 of the not expression.
484
ffa34f4b
SP		 4852009-09-01 Sebastian Pop <sebastian.pop@amd.com>
486
487 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
488 to pass as parameters the operands of the binary expression.
489
4b9d48a1
SP		 4902009-09-01 Sebastian Pop <sebastian.pop@amd.com>
491
492 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
493 instantiate_scev_not. Handle NEGATE_EXPR.
494 (instantiate_scev_r): Handle NEGATE_EXPR.
495
9e5dc77f
SP		 4962009-09-01 Sebastian Pop <sebastian.pop@amd.com>
497
498 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
499 instantiate_scev_r.
500 (instantiate_scev_r): Move code in instantiate_scev_2
501 and instantiate_scev_1.
502
d814176c
SP		 5032009-09-01 Sebastian Pop <sebastian.pop@amd.com>
504
505 * tree-scalar-evolution.c (instantiate_scev_3): New.
506 (instantiate_scev_1): Move code in instantiate_scev_3.
507
ec6636eb
SP		 5082009-09-01 Sebastian Pop <sebastian.pop@amd.com>
509
510 * tree-scalar-evolution.c (instantiate_scev_poly): New.
511 (instantiate_scev_1): Move code in instantiate_scev_poly.
512
7ec0665d
SP		 5132009-09-01 Sebastian Pop <sebastian.pop@amd.com>
514
515 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
516 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
517
9c382ce9
SP		 5182009-09-01 Sebastian Pop <sebastian.pop@amd.com>
519
520 * tree-scalar-evolution.c (instantiate_scev_convert): New.
521 (instantiate_scev_1): Move code in instantiate_scev_convert.
522
15fda317
SP		 5232009-09-01 Sebastian Pop <sebastian.pop@amd.com>
524
525 * tree-scalar-evolution.c (instantiate_scev_binary): New.
526 (instantiate_scev_1): Move code in instantiate_scev_binary.
527
320f5a78
SP		 5282009-09-01 Sebastian Pop <sebastian.pop@amd.com>
529
530 * tree-scalar-evolution.c (instantiate_scev_name): New.
531 (instantiate_scev_1): Move code in instantiate_scev_name.
532
5332009-08-28 Sebastian Pop <sebastian.pop@amd.com>
534
535 * Merge from mainline (150992:151171).
536
211694b6
SP		 5372009-08-25 Sebastian Pop <sebastian.pop@amd.com>
538
539 * graphite-dependences.c (graphite_legal_transform_bb): Call
540 pbb_remove_duplicate_pdrs.
541 * graphite-poly.c (can_collapse_pdr): Removed.
542 (pdr_find_duplicate): Removed.
543 (can_collapse_pdrs): New.
544 (pbb_remove_duplicate_pdrs): New.
545 (new_poly_dr): Do not look for duplicates.
546 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
547 (PBB_PDR_DUPLICATES_REMOVED): New.
548 (pbb_remove_duplicate_pdrs): Declared.
549
7bd2a8a7
SP		 5502009-08-25 Sebastian Pop <sebastian.pop@amd.com>
551
552 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
553 the strides by multiplying by PDR_NB_REFS.
554 * graphite-poly.c (can_collapse_pdr): New.
555 (pdr_find_duplicate): New.
556 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
557 Initialize PDR_NB_REFS.
558 * graphite-poly.h (struct poly_dr): Add field nb_refs.
559 (PDR_NB_REFS): New.
560 (new_poly_dr): Number of subscripts is a graphite_dim_t.
561
5622009-08-25 Sebastian Pop <sebastian.pop@amd.com>
563
564 Revert one of the previous commits:
565 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
566 the computation of symmetric data dependence relations.
567 (dependency_between_pbbs_p): Same.
568
93b2db87
SP		 5692009-08-25 Sebastian Pop <sebastian.pop@amd.com>
570
571 PR middle-end/40965
572 * graphite-poly.c (apply_poly_transforms): Remove legality test before
573 any transform.
574
d8eeb078
SP		 5752009-08-25 Sebastian Pop <sebastian.pop@amd.com>
576
577 * graphite-dependences.c (pddr_original_scattering): Return NULL
578 for read-read dependence relations.
579 * graphite-poly.h (enum poly_dr_type): Fix comment.
580 (pdr_read_p): New.
581 (pdr_write_p): New.
582 (pdr_may_write_p): New.
583
e6dec0fb
SP		 5842009-08-25 Sebastian Pop <sebastian.pop@amd.com>
585
586 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
587 (struct poly_dr): Same.
588 (new_poly_dr): Same.
589 * graphite-poly.c (new_poly_dr): Same.
590
baf4b881
KT		 5912009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
592 Sebastian Pop <sebastian.pop@amd.com>
593
594 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
595 pbb_strip_mine_time_depth. Changed the implementation so that
596 transformation is expressed as a transformation on
597 time (scatttering) dimensions. Also, ensures that the 2d+1
598 scheduling format is preserved.
599 (pbb_strip_mine_profitable_p): Profitability is based on the
600 iteration number of a given time (scattering) dimension,
601 and not on a original loop depth dimension.
602 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
603 (pbb_do_strip_mine): Call psct_dynamic_dim.
604 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
605 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
606 (pbb_nb_dynamic_scattering_transform): New.
607 (psct_dynamic_dim): New.
608
059a5f9f
KT		 6092009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
610
611 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
612 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
613 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
614 * graphite-interchange.c (build_linearized_memory_access): Same.
615 (memory_stride_in_loop): Same.
616
afae0207
SP		 6172009-08-25 Sebastian Pop <sebastian.pop@amd.com>
618
619 * graphite-dependences.c (pddr_original_scattering): New.
620 (graphite_legal_transform_dr): Call pddr_original_scattering.
621 (dot_deps_1): New.
622 (dot_deps): New.
623 * graphite-dependences.h (dot_deps): Declared.
624 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
625 (print_pdr): Print PDR_ID.
626 * graphite-poly.h (struct poly_dr): Add field id.
627 (PDR_ID): New.
628 (pbb_index): New.
629 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
630
f8e0bb8b
SP		 6312009-08-22 Sebastian Pop <sebastian.pop@amd.com>
632
633 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
634 not delete the original dependence relation.
635
6362009-08-21 Sebastian Pop <sebastian.pop@amd.com>
637
638 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
639 the computation of symmetric data dependence relations.
640 (dependency_between_pbbs_p): Same.
641
e37f165f
SP		 6422009-08-21 Sebastian Pop <sebastian.pop@amd.com>
643
644 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
645 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
646 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
647 (free_poly_ddr): New.
648 (pddr_is_empty): New.
649 (dependence_polyhedron_1): Now returns a poly_ddr_p.
650 (dependence_polyhedron): Same. Remove useless gcc_assert.
651 Remove fprintfs.
652 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
653 (graphite_carried_dependence_level_k): Call pddr_is_empty.
654 * graphite-dependences.h (enum poly_dependence_kind): New.
655 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
656 (PDRP_SOURCE): Renamed PDDR_SOURCE.
657 (PDRP_SINK): Renamed PDDR_SINK.
658 (PDRP_DDP): Renamed PDDR_DDP.
659 (PDDR_KIND): New.
660 (free_poly_ddr): Declared.
661 * graphite-poly.c (new_scop): Use the new hash function names.
662 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
663 into original_pddrs.
664 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
665
6662009-08-21 Sebastian Pop <sebastian.pop@amd.com>
667
668 * Merge from mainline (150764:150992).
669
45e76e9f
SP		 6702009-08-18 Sebastian Pop <sebastian.pop@amd.com>
671
672 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
673 bounds with LT_EXPR to make niter analysis more precise on code
674 generated by Graphite.
675
66b466c3
SP		 6762009-08-18 Sebastian Pop <sebastian.pop@amd.com>
677
678 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
679 (graphite_legal_transform_bb): Same.
680 (poly_drs_may_alias_p): Same.
681
f263917c
SP		 6822009-08-15 Sebastian Pop <sebastian.pop@amd.com>
683
684 PR middle-end/40981
685 * graphite-ppl.c (ppl_max_for_le): Correct the use of
686 ppl_Pointset_Powerset_C_Polyhedron_maximize.
687
6882009-08-13 Sebastian Pop <sebastian.pop@amd.com>
689
690 * graphite-poly.c (print_pbb): Print PBB index.
691
6922009-08-13 Sebastian Pop <sebastian.pop@amd.com>
693
694 * Merge from mainline (r150672:150764).
695
6962009-08-13 Sebastian Pop <sebastian.pop@amd.com>
697
698 * graphite-interchange.c (ppl_max_for_le): Moved...
699 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
700 * graphite-ppl.c (ppl_max_for_le): ... here.
701 * graphite-ppl.h (ppl_max_for_le): Declared.
702
7032009-08-12 Sebastian Pop <sebastian.pop@amd.com>
704
705 * Merge from mainline (r150372:150672).
706
30de1632
SP		 7072009-08-11 Sebastian Pop <sebastian.pop@amd.com>
708
709 PR middle-end/40980
710 * sese.c (convert_for_phi_arg): New.
711 (add_guard_exit_phis): Use convert_for_phi_arg.
712
713 * testsuite/gfortran.dg/graphite/id-17.f: New.
714
8c31ebfa
SP		 7152009-08-11 Sebastian Pop <sebastian.pop@amd.com>
716
717 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
718 unknown subscript upper bounds.
719
720 * testsuite/gcc.dg/graphite/interchange-6.c: Un-XFAIL.
721
fb9fb290
SP		 7222009-08-11 Sebastian Pop <sebastian.pop@amd.com>
723 Pranav Garg <pranav.garg2107@gmail.com>
724
725 * graphite-interchange.c (gather_access_strides): Removed.
726 (ppl_max_for_le): New.
727 (build_linearized_memory_access): New.
728 (memory_stride_in_loop): New.
729 (pbb_interchange_profitable_p): Reimplemented.
730 * graphite-ppl.h (ppl_new_id_map): New.
731 (ppl_interchange): New.
732
733 * testsuite/gcc.dg/graphite/interchange-6.c: XFAILed.
734
312aea7f
SP		 7352009-08-11 Sebastian Pop <sebastian.pop@amd.com>
736
737 * graphite-interchange.c (compute_subscript): Removed.
738 (compute_array_size_cstr): Removed.
739 (compute_array_size_poly): Removed.
740 (compute_array_size): Removed.
741 (gather_access_strides_poly): Removed.
742 (gather_access_strides): Empty.
743
25d7cc15
SP		 7442009-08-11 Sebastian Pop <sebastian.pop@amd.com>
745
746 * graphite-dependences.c (dependence_polyhedron_1): Replace
747 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
748 (graphite_legal_transform_dr): Same.
749 (graphite_carried_dependence_level_k): Same.
750 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
751 Initialize PDR_NB_SUBSCRIPTS.
752 (print_pdr_access_layout): Replace pdr_nb_subscripts with
753 PDR_NB_SUBSCRIPTS.
754 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
755 (PDR_NB_SUBSCRIPTS): New.
756 (pdr_nb_subscripts): Removed.
757 (pdr_dim): Simplified.
758 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
759 with PDR_NB_SUBSCRIPTS.
760
66096911
SP		 7612009-08-11 Sebastian Pop <sebastian.pop@amd.com>
762
763 * graphite-interchange.c (compute_array_size): Remove use of
764 PDR_DATA_CONTAINER.
765 * graphite-poly.c (new_poly_dr): Remove argument data_container.
766 Do not initialize PDR_DATA_CONTAINER.
767 (print_pdr): Do not print PDR_DATA_CONTAINER.
768 * graphite-poly.h (struct poly_dr): Remove data_container field.
769 (PDR_DATA_CONTAINER): Removed.
770 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
771 PDR_DATA_CONTAINER.
772 (build_poly_dr): Same.
773
273c5dd3
SP		 7742009-08-11 Sebastian Pop <sebastian.pop@amd.com>
775
776 * testsuite/gcc.dg/graphite/interchange-9.c: New.
777
7491e5f0
KT		 7782009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
779 Sebastian Pop <sebastian.pop@amd.com>
780
781 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
782 copy of the dependence polyhedron. Free the temporary objects.
783 (graphite_carried_dependence_level_k): Free unused objects before
784 returning.
785
786 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
787 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
788 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
789 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
790 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
791
f4648ed1
SP		 7922009-08-05 Sebastian Pop <sebastian.pop@amd.com>
793
794 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
795 Early return without analyzing the data dependences if no
796 transform has been done. Call restore_scattering if the transform
797 is not legal.
798 (graphite-interchange.c): Same.
799 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
800 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
801 (apply_poly_transforms): Do not gcc_assert that
802 the transform is legal.
803 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
804 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
805 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
806 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
807 * graphite-poly.h (struct poly_scattering): New.
808 (struct poly_bb): Add original, transformed, and saved fields.
809 Remove transformed_scattering, original_scattering, nb_local_variables,
810 and nb_scattering_transform fields.
811 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
812 (poly_scattering_new): New.
813 (poly_scattering_free): New.
814 (poly_scattering_copy): New.
815 (store_scattering_pbb): New.
816 (store_scattering): New.
817 (restore_scattering_pbb): New.
818 (restore_scattering): New.
819 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
820 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
273c5dd3 821
e31a5bd4
SP		 8222009-08-05 Sebastian Pop <sebastian.pop@amd.com>
823
824 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
825 (print_scop): Same.
826
8e88f9fd
SP		 8272009-08-05 Sebastian Pop <sebastian.pop@amd.com>
828
829 * Makefile.in (graphite.o): Depends on PREDICT_H.
830 * graphite.c: Include predict.h.
831 (graphite_finalize): Call tree_estimate_probability.
832 * predict.c (predict_loops): Do not call scev_initialize and
833 scev_finalize.
834 (tree_estimate_probability_bb): New.
835 (tree_estimate_probability): Do not initialize loops: move that
836 code to the driver. Call tree_estimate_probability_bb.
837 (tree_estimate_probability_driver): New.
838 (pass_profile): Use tree_estimate_probability_driver.
839 * predict.h (tree_estimate_probability): Declared.
840
87d4d0ee
SP		 8412009-08-05 Sebastian Pop <sebastian.pop@amd.com>
842
843 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
844 * graphite-dependences.c (graphite_legal_transform): Add time to
845 TV_GRAPHITE_DATA_DEPS.
846 (dependency_between_pbbs_p): Same.
847 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
848
8492009-08-03 Sebastian Pop <sebastian.pop@amd.com>
850
851 * Merge from mainline (r149952:150372).
852
2abae5f1
SP		 8532009-07-28 Sebastian Pop <sebastian.pop@amd.com>
854
855 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
856 * graphite-blocking.c: Same.
857 * graphite-clast-to-gimple.c: Same.
858 * graphite-dependences.c: Same.
859 * graphite-poly.c: Same.
860 * graphite-poly.h: Same.
861 * graphite-ppl.c: Same.
862 * graphite-scop-detection.c: Same.
863 * graphite-sese-to-poly.c: Same.
864 * graphite.c: Same.
865
8662009-07-28 Sebastian Pop <sebastian.pop@amd.com>
867
868 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
869 (remove_simple_copy_phi): New.
870 (remove_invariant_phi): New.
871 (simple_copy_phi_p): New.
872 (reduction_phi_p): New.
873 (gsi_for_ssa_name_def): New.
874 (insert_out_of_ssa_copy): New.
875 (insert_out_of_ssa_copy_on_edge): New.
876 (create_zero_dim_array): New.
877 (scalar_close_phi_node_p): New.
878 (rewrite_close_phi_out_of_ssa): New.
879 (rewrite_phi_out_of_ssa): New.
880 (rewrite_reductions_out_of_ssa): New.
881 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
882
883 * testsuite/gcc.dg/graphite/id-11.c: New.
884 * testsuite/gcc.dg/graphite/id-15.c: New.
885 * testsuite/gcc.dg/graphite/interchange-1.c: Un-XFAIL.
886 * testsuite/gcc.dg/graphite/interchange-2.c: Un-XFAIL.
887 * testsuite/gcc.dg/graphite/interchange-3.c: Un-XFAIL.
888 * testsuite/gcc.dg/graphite/interchange-4.c: Un-XFAIL.
889 * testsuite/gcc.dg/graphite/interchange-7.c: Un-XFAIL.
890 * testsuite/gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
891 * testsuite/gfortran.dg/graphite/id-13.f: New.
892 * testsuite/gfortran.dg/graphite/id-5.f: New.
893
8942009-07-28 Sebastian Pop <sebastian.pop@amd.com>
895
896 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
897 check that nb_reductions_in_loop is zero.
898 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
899 reduction phi nodes.
900 (nb_reductions_in_loop): Removed.
901 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
902 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
903 (bb_contains_non_iv_scalar_phi_nodes): Removed.
904 (scop_contains_non_iv_scalar_phi_nodes): Removed.
905 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
906
9072009-07-28 Sebastian Pop <sebastian.pop@amd.com>
908
909 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
910 statements that have an empty iteration domain.
911 * testsuite/gfortran.dg/graphite/id-16.f: New.
912
9132009-07-28 Sebastian Pop <sebastian.pop@amd.com>
914
915 * tree-scalar-evolution.c (instantiate_scev_1): Return
916 chrec_dont_know when the result is not above instantiate_below.
917 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
918 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
919 the tree has a known scalar evolution.
920 * testsuite/gfortran.dg/graphite/id-14.f: New.
921 * testsuite/gfortran.dg/graphite/id-15.f: New.
922
9232009-07-28 Sebastian Pop <sebastian.pop@amd.com>
924
925 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
926 insert_gsi.
927 (rename_variables): Keep inserting renames after the ones already
928 inserted.
929
9302009-07-28 Sebastian Pop <sebastian.pop@amd.com>
931
932 * graphite-sese-to-poly.c (compare_bb_depths): New.
933 (graphite_sort_dominated_info): New.
934 (build_scop_bbs_1): Call graphite_sort_dominated_info.
935 (build_scop_scattering): Fix comment.
936
9372009-07-28 Sebastian Pop <sebastian.pop@amd.com>
938
939 * graphite.c (graphite_finalize): Call print_loops instead of
940 dump_function_to_file.
941 * testsuite/gcc.dg/graphite/graphite.exp: Fix formatting.
942 * testsuite/gcc.dg/graphite/pr35356-1.c: New. Look for the number of
943 loops generated in the graphite output file.
944 * testsuite/gcc.dg/graphite/pr35356-2.c: New.
945 * testsuite/gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
946 * testsuite/gfortran.dg/graphite/id-12.f: New.
947
9482009-07-24 Li Feng <nemokingdom@gmail.com>
949
950 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
951 Remove 2 XFAIL.
952
9532009-07-24 Li Feng <nemokingdom@gmail.com>
954 Tobias Grosser <grosser@fim.uni-passau.de>
955
956 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
957 alias set number build alias in ACCESSES polyhedron.
958 (build_alias_set_for_drs): New.
959 (build_pbb_drs): Added build_alias_set_for_drs.
960 * graphite-dependences.c (poly_drs_may_alias_p): New.
961 (graphite_carried_dependence_level_k): Check alias information
962 before building polyhedron.
963
9642009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
965
966 * Makefile.in (lambda-code.o): Fix formatting.
967
9682009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
969
970 * Merge from mainline (r149350-149952)
971
9722009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
973
974 * graphite-poly.c (apply_poly_transforms): Move strip_mine
975 before interchange to prepare for loop blocking.
976
9772009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
978
979 * graphite-poly.c (apply_poly_transforms): Add checks after every
980 transformation.
981 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
982 done in apply_poly_transforms.
983
9842009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
985
986 * graphite-dependences.c (build_lexicographically_gt_constraint):
987 Replace RES parameter with *RES.
988 (dependence_polyhedron_1): Pass an address of the parameter RES
989 instead of value of RES.
990
9912009-07-16 Sebastian Pop <sebastian.pop@amd.com>
992
993 * graphite.c (graphite_finalize): Fix comment.
994 (graphite_transform_loops): Reset scev info after code generation
995 of each scop.
996
9972009-07-16 Sebastian Pop <sebastian.pop@amd.com>
998
999 * graphite.c (graphite_finalize): Call scev_reset.
1000
10012009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1002
1003 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
1004 GBB_CLOOG_IV_TYPES hash table twice.
1005 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
1006 (add_condition_to_domain): Clear GMP values.
1007
10082009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1009
1010 * graphite-dependences.c: Fix formatting.
1011 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
1012 (pbb_number_of_iterations): Free ppl_Linear_Expression.
1013 * graphite-sese-to-poly.c: Fix formatting.
1014 * graphite.c (graphite_transform_loops): Create the hash table
1015 after the early return.
1016
10172009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1018
1019 * testsuite/gcc.dg/graphite/id-14.c: New.
1020 * testsuite/gcc.dg/graphite/pr40157.c: New.
1021 * testsuite/gfortran.dg/graphite/id-11.f: New.
1022
10232009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1024
1025 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
1026 (build_poly_scop): Return false when there are no pbbs within
1027 loops to avoid to pass to cloog scops with no loops.
1028
10292009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1030
1031 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
1032 useless test "i % 2".
1033 (build_pbb_scattering_polyhedrons): Fix formatting.
1034 (build_poly_dr): Same.
1035 * graphite.c (graphite_transform_loops): Restructure.
1036
10372009-07-14 Razya Ladelsky <razya@il.ibm.com>
1038
1039 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
1040 reduction_list parameter.
1041 (rewrite_all_phi_nodes_with_iv): Same.
1042 (canonicalize_loop_ivs): Same.
1043 * tree-parloops.c (struct brli): Removed.
1044 (build_reduction_list_info): Removed.
1045 (build_new_reduction): New.
1046 (analyze_reduction_list): Removed.
1047 (gather_scalar_reductions): Find reductions instead of phi
1048 nodes that can't be canonicalized.
1049 (try_create_reduction_list): Remove reduction_list parameter.
1050 (gen_parallel_loop): Same.
1051 (parallelize_loops): Remove analyze_reductions variable,
1052 initialization and free.
1053 Change reduction_list htab initialization to reduction_info
1054 elements instead of ssa names.
1055 Call try_create_reduction_list and gen_parallel_loop without
1056 analyzed_reduction argument.
1057 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
1058 canonicalize_loop_ivs with one less argument.
1059 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1060
10612009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1062
1063 * graphite-dependences.c (new_poly_dr_pair): New.
1064 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
1065 (new_poly_dr_pair): New.
1066 (eq_poly_dr_pair_p): New.
1067 (hash_poly_dr_pair_p): New.
1068 * graphite-dependences.h (struct poly_dr_pair): New.
1069 (eq_poly_dr_pair_p): Declared.
1070 (hash_poly_dr_pair_p): Declared.
1071 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
1072 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
1073 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
1074 * Makefile.in (graphite-poly.o): Add dependence on
1075 graphite-dependences.h.
1076
10772009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1078
1079 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
1080 polynomials of degree > 1 pass to Graphite.
1081 * tree-chrec.c (scev_is_linear_expression): Call
1082 evolution_function_is_affine_multivariate_p.
1083 * testsuite/gfortran.dg/graphite/id-10.f90: New.
1084
10852009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1086
1087 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
1088 Instantiate scevs varying in outer loops.
1089 * testsuite/gfortran.dg/graphite/id-9.f: Correct testcase.
1090
10912009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1092
1093 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
1094 redundant constraint.
1095
10962009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1097
1098 * testsuite/gcc.dg/graphite/graphite.exp: Fix comments.
1099 * testsuite/gfortran.dg/graphite/graphite.exp: Trigger actions
1100 based on the file names as in the C testsuite.
1101 * testsuite/gfortran.dg/graphite/block-1.f90: Fix patterns.
1102 * testsuite/gfortran.dg/graphite/block-2.f: Same.
1103 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
1104 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
1105 * testsuite/gfortran.dg/graphite/id-1.f90: Same.
1106 * testsuite/gfortran.dg/graphite/id-2.f90: Same.
1107 * testsuite/gfortran.dg/graphite/id-3.f90: Same.
1108 * testsuite/gfortran.dg/graphite/id-4.f90: Same.
1109 * testsuite/gfortran.dg/graphite/id-6.f: Same.
1110 * testsuite/gfortran.dg/graphite/id-9.f: Same.
1111 * testsuite/gfortran.dg/graphite/interchange-1.f: Same.
1112 * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
1113 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
1114
11152009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1116
1117 * sese.c (expand_scalar_variables_call): New.
1118 (expand_scalar_variables_ssa_name): Handle calls in expander.
1119
11202009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1121
1122 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
1123 Expect to see the pattern twice.
1124 * testsuite/gcc.dg/graphite/interchange-0.c: Un-XFAIL.
1125 * testsuite/gcc.dg/graphite/interchange-5.c: Same.
1126 * testsuite/gcc.dg/graphite/interchange-6.c: Same.
1127
11282009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1129
1130 * testsuite/gcc.dg/graphite/id-10.c: New.
1131 * testsuite/gcc.dg/graphite/id-12.c: New.
1132 * testsuite/gfortran.dg/graphite/id-7.f: New.
1133 * testsuite/gfortran.dg/graphite/id-8.f: New.
1134
11352009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1136
1137 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
1138 zero.
1139
11402009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1141
1142 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
1143
11442009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1145
1146 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
1147
11482009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1149
1150 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
1151 building PDR subscripts.
1152
11532009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1154
1155 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
1156 computation of array sizes.
1157
11582009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1159
1160 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
1161
11622009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
1163
1164 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
1165 build_pairwise_constraint, dr_equality_constraints,
1166 build_pairwise_scheduling_equality,
1167 build_pairwise_scheduling_inequality, lexicographically_gt_p,
1168 build_lexicographically_gt_constraint, dependence_polyhedron,
1169 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
1170 Move from NNC_Polyhedron to C_Polyhedron.
1171 * graphite-interchange.c (compute_array_size_poly,
1172 gather_access_strides): Dito.
1173 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
1174 free_scop, pbb_number_of_iterations): Dito.
1175 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
1176 pbb_dim_iter_domain, struct scop): Dito.
1177 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
1178 new_Cloog_Domain_from_ppl_Polyhedron,
1179 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
1180 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
1181 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
1182 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
1183 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
1184 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
1185 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
1186 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
1187 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
1188 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
1189 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
1190 build_scop_iteration_domain, build_poly_dr): Dito
1191
11922009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1193
1194 * testsuite/gcc.dg/graphite/graphite.exp: Added a rule to execute
1195 run-id-*.c files.
1196 * testsuite/gcc.dg/graphite/run-id-1.c: New.
1197
11982009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1199
1200 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
1201 positivity constraint on the symbolic number of iterations.
1202
12032009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1204
1205 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
1206
12072009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1208 Tobias Grosser <grosser@fim.uni-passau.de>
1209
1210 * graphite-clast-to-gimple.c (build_scop_context): Removed.
1211 (build_cloog_prog): Directly use SCOP_CONTEXT.
1212 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
1213 (free_scop): Free SCOP_CONTEXT.
1214 (print_scop_context): New.
1215 (print_scop): Call print_scop_context.
1216 (debug_scop_context): New.
1217 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
1218 (struct scop): Added field context.
1219 (SCOP_CONTEXT): New.
1220 * graphite-sese-to-poly.c (add_param_constraints): New.
1221 (build_scop_context): New.
1222 (build_poly_scop): Call build_scop_context.
1223
12242009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1225
1226 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
1227 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
1228 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
1229 * graphite-ppl.h: Include double-int.h and tree.h.
1230 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
1231 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
1232 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
1233 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
1234
12352009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1236
1237 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
1238 POINTER_PLUS_EXPR for pointer types.
1239 (clast_to_gcc_expression): Same.
1240
12412009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1242
1243 * graphite-poly.c (print_scattering_function): Early return when
1244 PBB_TRANSFORMED_SCATTERING is not initialized.
1245 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
1246
12472009-07-08 Sebastian Pop <sebastian.pop@amd.com>
1248
1249 * tree-parloops.c (analyze_reduction_list): Remove unused variable
1250 to fix bootstrap.
1251
12522009-07-08 Razya Ladelsky <razya@il.ibm.com>
1253
1254 * tree-parloops.c (analyze_reduction_list): Change return
1255 value to void.
1256 (try_create_reduction_list): Move the call to
1257 analyze_reduction_list to the beginining.
1258 Call reduction_phi with analyzed_reductions as argument
1259 instead of reduction_list.
1260
12612009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
1262
1263 * Merge from mainline (r148296:149346)
1264
12652009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1266
1267 * graphite-scop-detection.c (graphite_can_represent_init): New.
1268 (graphite_can_represent_scev): Call graphite_can_represent_init:
1269 check that the initial value does not contain multiplications of
1270 parameters.
1271 (stmt_has_simple_data_refs_p): New.
1272 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
1273 (is_simple_operand): Fix formatting.
1274 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
1275
12762009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1277
1278 * testsuite/gcc.dg/graphite/id-13.c: New.
1279 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
1280 analyze_scalar_evolution, use scalar_evolution_in_region.
1281 (scan_tree_for_params_right_scev): Add extra assert.
1282 (parameter_index_in_region_1): Split from parameter_index_in_region.
1283 (idx_record_params): Use scalar_evolution_in_region.
1284 (find_params_in_bb): Same.
1285 (find_scop_parameters): Same.
1286 (build_loop_iteration_domains): Same.
1287 (create_linear_expr_from_tree): Same.
1288 * sese.c (scalar_evolution_in_region): New.
1289 * sese.h (scalar_evolution_in_region): Declared.
1290 (defined_in_sese_p): New.
1291 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1292 static anymore.
1293 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1294 Declared.
1295
12962009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1297
1298 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
1299 TREE_DATA_REF_H also implies SCEV_H.
1300
13012009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1302
1303 * graphite-poly.c (print_scop_params): New.
1304 (print_scop): Call print_scop_params.
1305 (debug_scop_params): New.
1306 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
1307
13082009-07-07 Li Feng <nemokingdom@gmail.com>
1309
1310 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
1311 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
1312 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
1313 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
1314 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
1315 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
1316
13172009-07-07 Li Feng <nemokingdom@gmail.com>
1318
1319 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
1320 for dependency checking part.
1321 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
1322 tests for dependency checking.
1323 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1324 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1325 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
1326 flag -fdump-tree-graphite-all for autopar testsuites.
1327
13282009-07-06 Sebastian Pop <sebastian.pop@amd.com>
1329
1330 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
1331 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
1332 canonicalize_loop_ivs): Moved...
1333 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
1334
13352009-07-06 Sebastian Pop <sebastian.pop@amd.com>
1336
1337 * tree-parloops.c (try_create_reduction_list): Pass an extra
1338 argument analyzed_reductions. Call analyze_reduction_list.
1339 (gen_parallel_loop): Do not call analyze_reduction_list.
1340 (parallelize_loops): Init and finalize analyzed_reductions.
1341
13422009-07-06 Li Feng <nemokingdom@gmail.com>
1343
1344 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
1345 Added flag -fno-loop-strip-mine for autopar testcase.
1346
13472009-07-04 Li Feng <nemokingdom@gmail.com>
1348
1349 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
1350 transformed scattering dimension instead of unmatch orignal when
1351 calling dependence_polyhedron.
1352
13532009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1354
1355 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
1356
13572009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1358
1359 * graphite-poly.c (pbb_number_of_iterations): Check for returned
1360 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
1361
13622009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1363
1364 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
1365 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
1366 * graphite-poly.c (pbb_number_of_iterations): New.
1367 * graphite-poly.h (pbb_number_of_iterations): Declared.
1368 (pbb_iterator_dim, pbb_parameter_dim): New.
1369
13702009-06-29 Sebastian Pop <sebastian.pop@amd.com>
1371
1372 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
1373 last commit on type of lower and upper bound of loops.
1374
13752009-06-29 Li Feng <nemokingdom@gmail.com>
1376
1377 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
1378 graphite-dependences.h.
1379 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
1380 (mark_bb_with_pbb): New.
1381 (get_stmtfor_depth): New.
1382 (find_pbb_via_hash): New.
1383 (dependency_in_loop_p): New.
1384 (mark_loops_parallel): New.
1385 (free_aux_in_new_loops): New.
1386 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
1387 bb with it's relevant pbb. Mark newly created loops. Remove mark
1388 innermost loop parallel without checking.
1389 (gloog): Add parameter BB_PBB_MAPPING.
1390 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
1391 (gloog): Change declaration.
1392 (mark_loop_parallel): Make extern.
1393 (free_aux_in_new_loops): Declare.
1394 (bb_pbb_map_hash): New.
1395 (eq_bb_pbb_map): New.
1396 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
1397 auto parallelization when flag_graphite_force_parallel is set.
1398 (graphite_finalize): Added free_aux_in_new_loops.
1399 * tree-parloops.c (parallelize_loops): Only generate parallel code for
1400 the innermost loop that marked parallel. Use
1401 flag_graphite_force_parallel instead of loop->can_be_parallel.
1402 (loop_parallel_p): Move inner most checking out of function.
1403
14042009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1405
1406 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
1407 type of lower and upper bound of loops signed long int.
1408
14092009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1410
1411 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
1412 expression outside the loop.
1413
14142009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1415
1416 * gcc.dg/graphite/interchange-8.c: New.
1417
14182009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1419
1420 * gcc.dg/graphite/interchange-0.c: XFailed.
1421 * gcc.dg/graphite/interchange-5.c: XFailed.
1422 * gcc.dg/graphite/interchange-6.c: XFailed.
1423
14242009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1425
1426 * graphite-interchange.c (compute_array_size_poly): The end of the
1427 recursion should return 1.
1428
14292009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1430
1431 * graphite-interchange.c (compute_array_size_cstr): Allow the
1432 subscript multiplier to be -1.
1433 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
1434 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
1435 data_container. Initializes PDR_DATA_CONTAINER.
1436 (print_pdr_access_layout): New.
1437 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
1438 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
1439 data_container.
1440 (PDR_DATA_CONTAINER): New.
1441 (new_poly_dr): Update declaration.
1442 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
1443 (build_poly_dr): Call pdr_add_data_dimensions.
1444
14452009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1446
1447 * graphite-poly.h (struct poly_dr): Fix comment.
1448 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
1449 (pdr_add_memory_accesses): New.
1450 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
1451
14522009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1453
1454 * graphite-poly.c (print_pdrs, debug_pdrs): New.
1455 (print_pbb): Add call to print_pdrs.
1456 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
1457
14582009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1459 Li Feng <nemokingdom@gmail.com>
1460
1461 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
1462 (dependency_between_pbbs_p): New.
1463 (lexicographically_gt_p): Assure !empty_p before polyhedron
1464 intersection assign.
1465 (build_lexicographically_gt_constraint): Correct lexicographically
1466 judging.
1467 * graphite-dependences.h: New.
1468 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
1469
14702009-06-24 Sebastian Pop <sebastian.pop@amd.com>
1471
1472 * graphite-clast-to-gimple.c (print_clast_stmt): New.
1473 (gloog): Print to dump_file the generated clast.
1474 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
1475 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
1476
14772009-06-24 Sebastian Pop <sebastian.pop@amd.com>
1478
1479 * graphite-poly.c (extend_scattering): Increment
1480 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
1481
14822009-06-24 Sebastian Pop <sebastian.pop@amd.com>
1483
1484 * graphite-interchange.c (compute_array_size_poly): Added exit of
1485 recursion condition. Continue iterating even after the first equality.
1486 (compute_array_size): Same.
1487
14882009-06-24 Li Feng <nemokingdom@gmail.com>
1489
1490 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
1491 -fdump-tree-final_cleanup to -fdump-tree-optimized.
1492 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1493 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1494 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
1495
14962009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1497
1498 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
1499 only when the use verifies is_gimple_reg.
1500
15012009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1502
1503 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
1504 Allocate scaldims after call to unify_scattering_dimensions.
1505
15062009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1507
1508 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
1509
15102009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1511 Albert Cohen <albert.cohen@inria.fr>
1512
1513 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
1514 variables for the strip mining.
1515
15162009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1517 Pranav Garg <pranav.garg2107@gmail.com>
1518
1519 * Makefile.in (OBJS-common): Added graphite-blocking.o.
1520 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
1521 (graphite-blocking.o): New rule.
1522 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
1523 * graphite-blocking.c: New.
1524 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
1525 flag_loop_strip_mine.
1526 (psct_scattering_dim_for_loop_depth): New.
1527 * graphite-poly.h (scop_do_strip_mine): Declared.
1528 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
1529 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
1530 flag_loop_strip_mine.
1531
15322009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1533
1534 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
1535 a GMP value and a PPL coefficient at each iteration of a loop.
1536
15372009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1538
1539 * graphite-dependences.c (dependence_polyhedron): Do not use
1540 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
1541 pbb_nb_scattering_transform.
1542 (graphite_legal_transform_dr): Same.
1543 * graphite-poly.c (extend_scattering): Same.
1544 (unify_scattering_dimensions): Same.
1545 (print_scattering_function): Same.
1546 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
1547 PBB_NB_LOCAL_VARIABLES.
1548 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
1549 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
1550 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
1551 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
1552 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
1553 (pbb_nb_scattering_transform): New.
1554 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
1555 (psco_scattering_dim): Add assert on parameters.
1556 (psct_scattering_dim): Same.
1557 (psct_scattering_dim_for_loop_depth): Declared.
1558 (psct_local_var_dim): New.
1559 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
1560 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
1561 correct layout, call pbb_nb_local_vars.
1562 (psct_add_local_variable, psct_add_scattering_dimension): New.
1563 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1564 Initialize PBB_NB_SCATTERING_TRANSFORM.
1565
15662009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1567
1568 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
1569 (set_coef): Renamed ppl_set_coef.
1570 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
1571
15722009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1573
1574 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
1575 test a boolean against 1.
1576 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
1577 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
1578 (pbb_do_interchange): Returns true when a transform has been performed.
1579 (scop_do_interchange): Same.
1580 * graphite-poly.c (apply_poly_transforms): Use the return value of
1581 scop_do_interchange.
1582 * graphite-poly.h (scop_do_interchange): Update declaration.
1583
15842009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
1585
1586 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
1587 after last use.
1588 * sese.c (sese_reset_aux_in_loops): New.
1589 * sese.h (sese_reset_aux_in_loops): New.
1590
15912009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1592
1593 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
1594 multiplier and multiply the constant by the multiplier.
1595 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
1596 (build_poly_dr): Do not use the multiplier to define the subscript.
1597
15982009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1599
1600 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
1601 compiler's data reference. Initialize PDR_CDR.
1602 (print_pdr): Call dump_data_reference.
1603 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
1604 Add compiler_dr field.
1605 (PDR_BB): Renamed PDR_PBB.
1606 (PDR_CDR): New.
1607 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
1608 GCC's data reference representation.
1609 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
1610 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
1611
16122009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1613
1614 * graphite-poly.c (print_scattering_function): Also print the layout.
1615 * graphite-poly.h (pbb_nb_local_vars): New.
1616
16172009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1618
1619 * graphite-poly.c (print_pbb_domain): Also print the layout names.
1620
16212009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1622
1623 * graphite-poly.c (print_pdr, debug_pdr): New.
1624 * graphite-poly.h (print_pdr, debug_pdr): Declared.
1625 (PDR_BASE): Removed.
1626
16272009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1628
1629 * gcc/testsuite/gcc.dg/graphite/interchange-{1..7}.c: New avatars of
1630 ltrans-{1..6,8}.c.
1631
16322009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1633
1634 * graphite-interchange.c (compute_subscript): Allow also -1 in the
1635 subscript identification column.
1636 (pbb_do_interchange): Print to dump_file that some loops "will be
1637 interchanged". Rely on that chain of characters in the testcases.
1638 * gcc.dg/graphite/interchange-0.c: New.
1639 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
1640 interchange-*.c files and compile them with -floop-interchange.
1641
16422009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
1643
1644 * graphite-interchange.c (interchange_profitable_p): Renamed
1645 pbb_interchange_profitable_p.
1646
16472009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1648 Harsha Jagasia <harsha.jagasia@amd.com>
1649 Pranav Garg <pranav.garg2107@gmail.com>
1650
1651 * graphite-interchange.c (interchange_profitable_p): Make static.
1652 (pbb_interchange_loop_depths, pbb_do_interchange,
1653 scop_do_interchange): New.
1654 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
1655 for flag_loop_interchange.
1656 * graphite-poly.h (scop_do_interchange): Declared.
1657 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
1658 flag_loop_interchange is used.
1659
16602009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1661
1662 * graphite-dependences.c (dependence_polyhedron): Update use of
1663 pbb_nb_scattering_dims.
1664 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
1665 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
1666 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
1667 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
1668
16692009-06-16 Sebastian Pop <sebastian.pop@amd.com>
1670
1671 * graphite.c: Cleanup foo.
1672
16732009-06-16 Sebastian Pop <sebastian.pop@amd.com>
1674
1675 * Merge from mainline (r143684:148293).
1676 * Disabled libpcp until it gets fixed.
1677
16782009-06-05 Sebastian Pop <sebastian.pop@amd.com>
1679 Harsha Jagasia <harsha.jagasia@amd.com>
1680
1681 * graphite-interchange.c: New.
1682 * Makefile.in (graphite-interchange.o): New.
1683 * graphite-poly.h (interchange_profitable_p): Declared.
1684 * graphite-ppl.h (value_max): New.
1685
16862009-06-04 Sebastian Pop <sebastian.pop@amd.com>
1687
1688 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
1689 * graphite-poly.h: Fix some comments.
1690 (pdr_dim): New.
1691 (pdr_scop): New.
1692
16932009-06-04 Sebastian Pop <sebastian.pop@amd.com>
1694
1695 * graphite-poly.h
1696 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
1697 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
1698 (pdr_accessp_nb_params): Renamed pdr_nb_params.
1699 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
1700 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
1701 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
1702 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
1703 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
1704 * graphite-clast-to-gimple.c: Same.
1705 * graphite-dependences.c: Same.
1706 * graphite-poly.c: Same.
1707 * graphite-sese-to-poly.c: Same.
1708
17092009-06-03 Sebastian Pop <sebastian.pop@amd.com>
1710
1711 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
1712 expressions for an IV rename, as returned by clast_to_gcc_expression.
1713 (copy_renames): Rename new_name to expr.
1714 * sese.c (debug_rename_elt): Same.
1715 (get_rename): Same.
1716 (set_rename): Same.
1717 (sese_adjust_liveout_phis): Call force_gimple_operand before using
1718 the information from the rename map.
1719 (rename_variables_in_stmt): Same.
1720 (add_loop_exit_phis): Rename new_name to expr.
1721 (insert_loop_close_phis): Same.
1722 (add_guard_exit_phis): Same. Call force_gimple_operand.
1723 * sese.h (struct rename_map_elt): Rename new_name to expr.
1724 (new_rename_map_elt): Same.
1725
17262009-06-03 Sebastian Pop <sebastian.pop@amd.com>
1727
1728 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
1729 * sese.c (set_rename): Make it extern.
1730 * sese.h (set_rename): Declared.
1731
17322009-06-03 Sebastian Pop <sebastian.pop@amd.com>
1733
1734 * graphite-poly.c (extend_scattering): Free values.
1735 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
1736 Free iterators.
1737 (ppl_print_powerset_matrix): Same.
1738 * graphite-scop-detection.c (free_scops_1): New.
1739 (limit_scops): Call free_scops_1.
1740 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
1741 (build_poly_dr): Free PPL coefficients.
1742 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
1743
17442009-06-02 Sebastian Pop <sebastian.pop@amd.com>
1745
1746 * graphite-dependences.c: New.
1747 * graphite-data-ref.c: Removed.
1748 * graphite-data-ref.h: Removed.
1749 * Makefile.in (graphite-data-ref.o): Removed.
1750 (graphite-dependences.o): Added.
1751 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
1752 * graphite-poly.c: Same.
1753 Move the data dependence testing to graphite-dependences.c.
1754
17552009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
1756
1757 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
1758 from graphite_cannot_represent_loop. Code refactored.
1759 (scopdet_basic_block_info): Call graphite_can_represent_loop.
1760
17612009-05-17 Li Feng <nemokingdom@gmail.com>
1762
1763 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
1764 Cover all the testcases (not only the filtered ones).
1765
17662009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
1767
1768 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
1769 unnecessary check. Update comments. Move check for REAL_TYPE here.
1770 (harmful_stmt_in_bb): Remove checks for conditions. This is already
1771 done in (stmt_simple_for_scop_p).
1772
17732009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
1774
1775 * graphite.c (print_global_statistics): New.
1776 (print_graphite_scop_statistic): New.
1777 (print_graphite_statistics): New.
1778 (graphite_initialize, graphite_transform_loops): Print statistics.
1779 * graphite-scop-detection (build_scops): Print statistics.
1780 (print_graphite_scop_statistics): New.
1781 (print_graphite_statistics): New.
1782
17832009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1784
1785 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
1786 (debug_clast_name_index): Removed.
1787 (debug_clast_name_indexes_1): Removed.
1788 (debug_clast_name_indexes): Removed.
1789 (clast_name_index_elt_info): Removed.
1790 (eq_clast_name_indexes): Removed.
1791 (clast_name_to_index): Removed.
1792 (new_clast_name_index): Removed.
1793 (save_clast_name_index): Removed.
1794 (save_var_name): Moved...
1795 (init_sese_params_index): Removed.
1796 (clast_name_to_gcc): Remove use of name_tree.
1797 (initialize_cloog_names): Same.
1798 (gloog): Do not call init_sese_params_index.
1799 * graphite-sese-to-poly.c (save_var_name): ...here.
1800 (parameter_index_in_region): New.
1801 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
1802 (parameter_index_in_region): Removed.
1803 (is_parameter): Remove use of name_tree.
1804 * sese.h (struct name_tree): Removed.
1805 (struct sese): Remove use of name_tree. New field params_names.
1806 (SESE_PARAMS_NAMES): New.
1807 (SESE_PARAMS): Remove duplicate.
1808 (parameter_index_in_region): Removed.
1809 (sese_nb_params): Remove use of name_tree.
1810 (struct clast_name_index): New.
1811 (new_clast_name_index): New.
1812 (clast_name_to_index): New.
1813 (save_clast_name_index): New.
1814 (debug_clast_name_index): New.
1815 (debug_clast_name_indexes_1): New.
1816 (debug_clast_name_indexes): New.
1817 (clast_name_index_elt_info): New.
1818 (eq_clast_name_indexes): New.
1819
18202009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1821
1822 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
1823 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
1824 (graphite_loop_normal_form): Do not pass region. Do not
1825 initialize SESE_OLDIVS.
1826 (build_graphite_loop_normal_form): Update call to
1827 graphite_loop_normal_form.
1828 * sese.c (debug_oldivs): Removed.
1829 (new_sese): Do not initialize SESE_OLDIVS.
1830 (free_sese): Do not free SESE_OLDIVS.
1831 (oldiv_for_loop): Removed.
1832 * sese.h (struct sese): Remove old_ivs.
1833 (SESE_OLDIVS): Removed.
1834 (oldiv_for_loop): Removed.
1835
18362009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1837
1838 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
1839 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
1840 replaced by a call to newivs_to_depth_to_newiv.
1841 (clast_to_gcc_expression): Pass newivs, remove ivstack.
1842 (clast_to_gcc_expression_red): Same.
1843 (gcc_type_for_clast_expr): Same.
1844 (gcc_type_for_clast_eq): Same.
1845 (graphite_translate_clast_equation): Same.
1846 (graphite_create_guard_cond_expr): Same.
1847 (graphite_create_new_guard): Same.
1848 (graphite_create_new_loop): Same.
1849 (build_iv_mapping): Same.
1850 (translate_clast): Same.
1851 (gloog): Same.
1852 (loop_iv_stack_patch_for_consts): Removed. *
1853 sese.c (iv_stack_entry_is_constant): Removed.
1854 (iv_stack_entry_is_iv): Removed.
1855 (loop_iv_stack_push_iv): Removed.
1856 (loop_iv_stack_insert_constant): Removed.
1857 (loop_iv_stack_pop): Removed.
1858 (loop_iv_stack_get_iv): Removed.
1859 (loop_iv_stack_get_iv_from_name): Removed.
1860 (debug_loop_iv_stack): Removed.
1861 (free_loop_iv_stack): Removed.
1862 (loop_iv_stack_remove_constants): Removed. *
1863 sese.h (iv_stack_entry_kind): Removed.
1864 (iv_stack_entry_data_union): Removed.
1865 (iv_stack_entry_struct): Removed.
1866 (iv_stack_entry_p): Removed.
1867 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
1868 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
1869 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
1870 loop_iv_stack_pop, free_loop_iv_stack): Removed.
1871 (gbb_loop_at_index): Fix indenting.
1872 (gbb_loop_index): Removed.
1873
18742009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1875
1876 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
1877 Call clast_name_to_index.
1878
18792009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1880
1881 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
1882 do not pass params. Get params from SESE_PARAMS.
1883 (clast_to_gcc_expression): Same.
1884 (clast_to_gcc_expression_red): Same.
1885 (gcc_type_for_clast_eq): Same.
1886 (graphite_translate_clast_equation): Same.
1887 (graphite_create_new_loop): Same.
1888 * sese.c (rename_variables_in_stmt): Fix comment.
1889
18902009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1891
1892 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
1893 newivs_index.
1894 Call save_clast_name_index.
1895 (translate_clast): Pass newivs_index.
1896 (gloog): Create and free newivs_index.
1897
18982009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1899
1900 * graphite-clast-to-gimple.c (clast_name_index): New structure.
1901 (clast_name_index_p): New type.
1902 (debug_clast_name_index): New.
1903 (debug_clast_name_indexes_1): New.
1904 (debug_clast_name_indexes): New.
1905 (clast_name_index_elt_info): New.
1906 (eq_clast_name_indexes): New.
1907 (clast_name_to_index): New.
1908 (new_clast_name_index): New.
1909 (save_clast_name_index): New.
1910 (init_sese_params_index): New.
1911 (gloog): Call init_sese_params_index.
1912 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
1913 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
1914 (free_sese): Free SESE_PARAMS_INDEX.
1915 * sese.h (struct sese): Add params_index.
1916 (SESE_PARAMS_INDEX): New.
1917
19182009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1919
1920 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
1921 (graphite_create_new_loop): Pass the newivs vector. Push the
1922 newly created IV to newivs.
1923 (translate_clast): Pass the newivs vector.
1924 (gloog): Create and destroy the newivs vector.
1925
19262009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1927
1928 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
1929 (graphite_loop_normal_form): Initialize loop->aux with the unique
1930 IV that has been created.
1931
19322009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
1933
1934 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
1935 scev with parameters in the base part. They where forbidden
1936 exidently.
1937
19382009-05-11 Li Feng <nemokingdom@gmail.com>
1939
1940 * testsuite/gcc.dg/graphite/graphite.exp: Set different default
1941 compile options by file names.
1942 * testsuite/gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
1943 * testsuite/gcc.dg/graphite/id-{1-9}.c: Ditto.
1944 * testsuite/gcc.dg/graphite/scop-{0-20}.c: Ditto.
1945 * testsuite/gcc.dg/graphite/scop-matmult.c: Ditto.
1946
19472009-05-08 Li Feng <nemokingdom@gmail.com>
1948
1949 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
1950 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
1951 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
1952 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
1953
19542009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
1955
1956 * graphite-scop-detection (build_scops_1): Fix little bug introduced
1957 by final cleanup.
1958
19592009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
1960
1961 * graphite-scop-detection.c (graphite_can_represent_scev): Only
1962 allow integer constant strides.
1963 (graphite_can_represent_expr): Depend on outermost_loop.
1964 (stmt_simple_memref_p, graphite_cannot_represent_loop,
1965 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
1966 build_scops_1): Same.
1967 (scopdet_basic_block_info): Same and insert layered SCoP
1968 detection.
1969 (try_generate_gimple_bb): Cleanup.
1970 (build_scops): Enable data references.
1971
1972 * testsuite/gcc.dg/graphite/id-5.c: New.
1973 * testsuite/gcc.dg/graphite/id-9.c: New.
1974 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1975 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
1976
19772009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
1978
1979 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
1980 that we have not yet built for this SCoP.
1981
19822009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
1983
1984 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
1985 for complex numbers.
1986
19872009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
1988
1989 * graphite-ppl.c: Fix build if cloog is not available.
1990
19912009-05-04 Li Feng <nemokingdom@gmail.com>
1992
1993 * tree-parloops.c (loop_parallel_p): Remove construction of
1994 NITER and REDUCTION_LIST.
1995 (try_get_loop_niter): New.
1996 (try_create_reduction_list): New.
1997 (parallelize_loops): Bypass the failed checkings in autopar
1998 when can_be_parallel in loop structure is set to true.
1999
20002009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
2001
2002 * testsuite/gcc.dg/graphite/id-6.c: Update testcase.
2003 * testsuite/gcc.dg/graphite/scop-3.c: Dito.
2004
20052009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
2006
2007 * graphite-scop-detection.c (stmt_simple_for_scop_p):
2008 Enable EQ_EXPR and NE_EXPR again.
2009
20102009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
2011
2012 * graphite-scop-detection.c (graphite_can_represent_scev):
2013 Add check if scev is affine multivariate.
2014 (harmful_stmt_in_bb): Check if we can represent the conditions.
2015 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
2016 harmful_stmt_in_bb.
2017 * testsuite/gcc.dg/graphite/id-7.c: New.
2018
20192009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
2020
2021 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
2022 Check all bbs in region, not only the bbs that are represented in
2023 GRAPHITE.
2024 (build_poly_scop): Add newline.
2025 * testsuite/gcc.dg/graphite/id-8.c: New.
2026
20272009-04-30 Li Feng <nemokingdom@gmail.com>
2028
2029 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
2030 when loop initialize.
2031 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
2032 * common.opt: Declare flag_graphite_force_parallel.
2033 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
2034 loop parallel.
2035 * graphite-poly.c (apply_poly_transforms): Introduce
2036 flag_graphite_force_parallel.
2037 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
2038 * toplev.c (process_options): ditto and replace a not correctly
2039 encoded space.
2040
20412009-04-30 Li Feng <nemokingdom@gmail.com>
2042
2043 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
2044 Change the call of gbb_loop_at_index and/or gbb_loop_index due
2045 to the redefinition.
2046 (compute_cloog_iv_types_1): ditto.
2047 (build_iv_mapping): ditto.
2048 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
2049 initialization.
2050 (free_gimple_bb): Removed GBB_LOOPS related free part.
2051 (build_bb_loops): Removed.
2052 * sese.h (struct gimple_bb): Removed loops.
2053 (GBB_LOOPS): Removed.
2054 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
2055 (gbb_loop_index): ditto.
2056
20572009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2058
2059 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
2060 allow non constant strides.
2061 * testsuite/gcc.dg/graphite/scop-20.c: New.
2062
20632009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2064
2065 * graphite-scop-detection.c (dot_all_scops): Fix system call
2066 return value warning.
2067 (dot_scop): Same.
2068
20692009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2070
2071 * testsuite/gcc.dg/graphite/id-6.c: Fix pattern.
2072 * testsuite/gcc.dg/graphite/scop-3.c: Same.
2073
20742009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2075
2076 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
2077 build_pairwise_constraint, dr_equality_constraints,
2078 build_pairwise_scheduling_equality,
2079 build_pairwise_scheduling_inequality, lexicographically_gt_p,
2080 build_lexicographically_gt_constraint, dependence_polyhedron,
2081 graphite_legal_transform_dr, graphite_legal_transform_bb,
2082 graphite_legal_transform): New.
2083 * graphite-poly.h (graphite_legal_transform): Declared.
2084 * graphite-sese-to-poly.c (build_poly_scop): Call to
2085 graphite_legal_transform is disabled for the moment.
2086
20872009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2088
2089 * graphite-poly.h (pbb_nb_scattering_dims): New.
2090 (pbb_nb_scattering): Use it.
2091
20922009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2093
2094 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
2095 Pointset_Powerset version of ppl_insert_dimensions.
2096 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
2097
20982009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2099
2100 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
2101
21022009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2103
2104 * graphite-poly.h: Fix comment.
2105
21062009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2107
2108 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
2109
21102009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2111
2112 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
2113 statements.
2114
21152009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2116
2117 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
2118 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
2119 conditions.
2120
21212009-04-20 Sebastian Pop <sebastian.pop@amd.com>
2122
2123 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
2124 handle EQ_EXPR and NE_EXPR.
2125
21262009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
2127
2128 * graphite-poly.h (poly_dr): Fix comment.
2129
21302009-04-09 Sebastian Pop <sebastian.pop@amd.com>
2131 Tobias Grosser <grosser@fim.uni-passau.de>
2132
2133 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
2134 with a zero dimension polyhedron.
2135 (find_scop_parameters): Move the call to scop_set_nb_params here.
2136 (build_loop_iteration_domains): Store in loop->aux the iteration
2137 domain polyhedron.
2138 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
2139 by any loop in scop.
2140 (build_poly_scop): Do not call scop_set_nb_params.
2141
21422009-04-09 Sebastian Pop <sebastian.pop@amd.com>
2143 Tobias Grosser <grosser@fim.uni-passau.de>
2144
2145 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
2146 add_condition_to_domain not GT_EXPR.
2147
21482009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2149
2150 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
2151 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
2152 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
2153 upper_bound_assign to calculate unions.
2154 * testsuite/gcc.dg/graphite/id-6.c: New.
2155
21562009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2157
2158 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
2159 handle abnormal edges.
2160
21612009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2162
2163 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
2164 (free_poly_bb): Also free poly_drs.
2165 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
2166 (poly_dr): Polyhedron to Pointset_Powerset.
2167 (pdr_accessp_nb_subscripts): Same.
2168 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
2169 poly_drs.
2170
21712009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2172
2173 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
2174 names into more meaningful names.
2175
21762009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2177
2178 * testsuite/gfortran.dg/graphite/interchange-1.c: New.
2179 * testsuite/gfortran.dg/graphite/interchange-2.c: New.
2180
21812009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2182
2183 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
2184 the reduction_list.
2185 * tree-parloops.c (rewrite_phi_with_iv): New.
2186 (rewrite_all_phi_nodes_with_iv): New.
2187 (canonicalize_loop_ivs): Call them.
2188
21892009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2190
2191 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
2192 graphite_find_data_references_in_stmt.
2193 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
2194 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
2195
21962009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2197
2198 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
2199
22002009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2201
2202 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
2203 instead of bb_in_region.
2204 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
2205 (build_sese_conditions): Use flag_bb_in_sese.
2206 * sese.c (register_bb_in_sese): Removed.
2207 (new_sese): Remove initialization of SESE_REGION_BBS.
2208 (free_sese): Do not free SESE_REGION_BBS.
2209 * sese.h (struct sese): Remove field region_basic_blocks.
2210 (SESE_REGION_BBS): Removed.
2211 (bb_in_sese_p): Implement in function of bb_in_region.
2212
22132009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2214
2215 * graphite-scop-detection.c (limit_scops): Deal only with single exit
2216 loops.
2217
22182009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
2219
2220 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
2221 and EQ_EXPR.
2222 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
2223 (add_condition_to_domain): New.
2224 (add_condition_to_pbb): New.
2225 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
2226 * testsuite/gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2227
22282009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
2229
2230 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
2231 ppl_Pointset_Powerset.
2232 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
2233 * graphite-poly.h (poly_bb): poly_bb.domain Same.
2234 (pbb_nb_loops): Same.
2235 * graphite-sese-to-poly.c (build_loop_iteration_domains,
2236 add_conditions_to_domain): Same.
2237 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
2238 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
2239 ppl_const_Polyhedron_t.
2240 (ppl_print_powerset_matrix): New.
2241 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
2242 ppl_print_powerset_matrix): New.
2243 (ppl_print_polyhedron_matrix): Updated.
2244
22452009-04-07 Sebastian Pop <sebastian.pop@amd.com>
2246
2247 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
2248
22492009-04-07 Sebastian Pop <sebastian.pop@amd.com>
2250
2251 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
2252 (print_iteration_domains, debug_iteration_domain,
2253 debug_iteration_domains): New.
2254 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
2255 debug_iteration_domains): Declared.
2256 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
2257 indenting.
2258
22592009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
2260 Sebastian Pop <sebastian.pop@amd.com>
2261
2262 * graphite-poly.h (print_iteration_domain): New.
2263 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
2264 (build_sese_conditions_1, build_sese_conditions_after,
2265 build_sese_conditions_before): New.
2266 (build_sese_conditions): Rewritten.
2267
22682009-04-03 Sebastian Pop <sebastian.pop@amd.com>
2269 Tobias Grosser <grosser@fim.uni-passau.de>
2270
2271 Cleanup of code generation liveouts.
2272 * graphite-clast-to-gimple.c (translate_clast): Use a single
2273 rename_map instead of one per translated statement.
2274 Do not use SESE_LIVEOUT_RENAMES.
2275 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
2276 (gloog): Do not use SESE_LIVEOUT_RENAMES.
2277 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
2278 phi node of a reduction: when a loop contains a reduction used outside
2279 the loop, there should be a scalar close phi node on the exit block.
2280 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
2281 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
2282 (free_sese): Do not free them.
2283 (sese_build_liveouts_use): Do not use them.
2284 (sese_build_liveouts_bb): Same.
2285 (sese_build_liveouts): Same.
2286 (sese_insert_phis_for_liveouts): Same.
2287 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
2288 (defined_in_loop_p): New.
2289 (alive_after_loop): New.
2290 (close_phi_not_yet_inserted_p): New.
2291 (struct alep, alep_p): New.
2292 (add_loop_exit_phis): Remove from the rename_map all the names defined
2293 in the code generated loop.
2294 (insert_loop_close_phis): Traverse the rename_map passed to it.
2295 Don't use SESE_LIVEOUT_RENAMES.
2296 (default_liveout_before_guard): Renamed default_before_guard.
2297 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
2298 (graphite_copy_stmts_from_block): Do not directly call set_rename.
2299 (register_sese_liveout_renames): Removed.
2300 (copy_bb_and_scalar_dependences): Do not call it.
2301 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
2302 reduction_list.
2303 (SESE_LIVEOUT): Removed.
2304 (SESE_LIVEOUT_RENAMES): Removed.
2305 (SESE_REDUCTION_LIST): Removed.
2306 (sese_build_liveouts): Removed.
2307 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
2308 (insert_loop_close_phis): Pass a htab_t instead of a sese.
2309 (insert_guard_phis): Same.
2310 (rename_map_elt): Declare a VEC of them.
2311 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2312 trees not pointers to trees.
2313
2314 Rewrite in canonical close SSA form:
2315 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
2316 (limit_scops): Close the scop after the block containing the close phi
2317 nodes.
2318 (canonicalize_loop_closed_ssa): New.
2319 (canonicalize_loop_closed_ssa_form): New.
2320 (build_scops): Call canonicalize_loop_closed_ssa_form.
2321
2322 * graphite-sese-to-poly.c: Fix typos.
2323
23242009-04-03 Sebastian Pop <sebastian.pop@amd.com>
2325
2326 * graphite-poly.c (print_scattering_function, print_pbb_domain):
2327 Extended.
2328 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
2329 (print_pbb): Add conditions.
2330
23312009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
2332 Sebastian Pop <sebastian.pop@amd.com>
2333
2334 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
2335 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
2336 (build_scop_bbs_1): New.
2337 (build_scop_bbs): Rewrite.
2338 * sese.h (bb_in_region): New.
2339
23402009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2341
2342 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2343 poly_drs vector.
2344 (print_scop): Style.
2345 * graphite-poly.h (poly_bb): Add drs vector.
2346 (PBB_DRS): Add accessor.
2347 * graphite-sese-to-poly.c (build_poly_dr): New.
2348 (build_pbb_drs, build_scop_drs): New.
2349 (build_poly_scop): call build_scop_drs (Disabled at the moment).
2350
23512009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2352
2353 * tree-ssa-loop.c: Include forgotten toplev.h
2354
23552009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2356
2357 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
2358 * testsuite/gcc.dg/graphite/pr37883.c: Remove -floop-*
2359 * testsuite/gcc.dg/graphite/pr37928.c: Same
2360 * testsuite/gcc.dg/graphite/pr38409.c: Same
2361 * testsuite/gcc.dg/graphite/pr38498.c: Same
2362 * testsuite/gcc.dg/graphite/pr38559.c: Same
2363 * testsuite/gcc.dg/graphite/pr39335.c: Same
2364 * testsuite/gcc.dg/graphite/pr39335_1.c: Same
2365 * testsuite/gfortran.dg/graphite/block-2.f: Same
2366 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
2367 with -floop-*.
2368
23692009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
2370
2371 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
2372 build_access_matrix, build_scop_data_accesses): Remove access function
2373 building. (We get a new version soon).
2374 (build_bb_loops, scan_tree_for_params_right_scev): Update.
2375 * sese.h (nb_loops_around_loop_in_sese): Remove.
2376 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
2377
23782009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
2379 Sebastian Pop <sebastian.pop@amd.com>
2380
2381 * graphite-scop-detection.c (struct scopdet_info): Rename last
2382 field to exit.
2383 (scopdet_basic_block_info, build_scops_1): Don't use
2384 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
2385
23862009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
2387 Sebastian Pop <sebastian.pop@amd.com>
2388
2389 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
2390 * sese.c (sese_build_liveouts_use): Renamed from
2391 sese_build_livein_liveouts_use. Remove liveins.
2392 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
2393 Call sese_build_liveouts_use.
2394 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
2395 Call sese_build_liveouts_bb.
2396 (new_sese, free_sese): Remove liveins.
2397 (sese_add_exit_phis_var): Deleted.
2398 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
2399 directly.
2400 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
2401
2402 * sese.h (sese): Remove num_ver and livein.
2403 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
2404
24052009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
2406
2407 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
2408
24092009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
2410
2411 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
2412 (build_scop_scattering): Do not use compare_prefix_loops any more.
2413 (nb_common_loops): New.
2414
24152009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2416
2417 * sese.c (get_new_name_from_old_name): Renamed get_rename.
2418 (register_old_and_new_names): Renamed set_rename.
2419
24202009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2421
2422 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
2423 of the decl from the previous commit.
2424
24252009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2426
2427 * graphite-scop-detection.c (dot_scop): New.
2428 * graphite-scop-detection.h (dot_scop): Declared.
2429
24302009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2431
2432 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
2433
24342009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2435
2436 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
2437 condition at the end of the loop.
2438 * graphite.c (graphite_initialize, graphite_finalize): Print to
2439 dump_file the compiled function.
2440 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
2441 of create_empty_loop_on_edge.
2442 (translate_clast): Update the code generation of loops for the new
2443 shape of loops.
2444 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
2445
24462009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2447
2448 Reverted the patch from 2009-03-19.
2449
24502009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
2451
2452 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2453 poly_drs vector.
2454 (print_scop): Style.
2455 * graphite-poly.h (poly_bb): Add drs vector.
2456 (PBB_DRS): Add accessor.
2457 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
2458 (build_access_matrix_with_af, build_access_matrix,
2459 build_scop_data_accesses): Delete.
2460 (build_poly_dr): New.
2461 (build_pbb_drs, build_scop_drs): New.
2462 (build_poly_scop): call build_scop_drs.
2463
24642009-03-13 Sebastian Pop <sebastian.pop@amd.com>
2465
2466 * graphite-scop-detection.c (dot_all_scops_1): Close the table
2467 once per basic block.
2468
24692009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
2470
2471 * graphite-scop-detection.c (graphite_can_represent_scev): New.
2472 (graphite_can_represent_expr): Renamed from loop_affine_expr
2473 and enhanced.
2474 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
2475 (graphite_cannot_represent_loop): Add scop_entry to parameters.
2476 (scopdet_basic_block_info): Actually define entry_block.
2477 (stmt_simple_memref_p): Moved here from ...
2478
2479 * tree-data-ref.c (stmt_simple_memref_p): here.
2480 * tree-data-ref.h (stmt_simple_memref_p): Removed.
2481
24822009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
2483
2484 * testsuite/gcc.dg/graphite/id-4.c: New.
2485
24862009-03-12 Sebastian Pop <sebastian.pop@amd.com>
2487
2488 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2489 (register_old_and_new_names): Update the content of the map.
2490 When there was already a rename_map_elt in the map at that
2491 location, free it.
2492 (copy_bb_and_scalar_dependences): Do rename_variables after
2493 expand_scalar_variables.
2494 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2495 of the map. When there was already a rename_map_elt in the
2496 map at that location, free it.
2497 (translate_clast): Pass the rename_map. Do not initialize and free
2498 a rename_map per stmt_user.
2499 (gloog): Initialize and free one rename_map and pass it to
2500 translate_clast.
2501
25022009-03-12 Sebastian Pop <sebastian.pop@amd.com>
2503
2504 * sese.c (expand_scalar_variables_stmt,
2505 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
2506 parameter.
2507 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
2508 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
2509 the gimple_stmt_iterator of the statement to be expanded.
2510 * graphite-scop-detection.c (is_simple_operand): Do handle
2511 REALPART_EXPR.
2512
25132009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2514
2515 * graphite-scop-detection.c (is_simple_operand): Do not handle
2516 REALPART_EXPR.
2517 * testsuite/gcc.dg/graphite/id-2.c: New.
2518
2519 * graphite-sese-to-poly.c (build_bb_loops,
2520 add_value_to_dim, scan_tree_for_params_right_scev,
2521 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
2522 find_params_in_bb, build_loop_iteration_domains,
2523 add_conditions_to_domain): Remove subtract.
2524
25252009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2526
2527 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
2528 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
2529 pbb_loop_at_index -> gbb_loop_at_index.
2530 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
2531 (debug_loop_vec): Delete.
2532 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
2533 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
2534 (PBB_LOOPS): Removed.
2535 (PBB_BLACK_BOX): Insert cast.
2536 (pbb_set_black_box): New setter.
2537 (pbb_loop_at_index, pbb_loop_index): Removed.
2538 (scop_set_region, scop_set_nb_params): New.
2539 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
2540 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
2541 (build_poly_scop): Use scop_set_nb_params.
2542 * sese.h (gimple_bb): Add LOOPS.
2543 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
2544
25452009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2546
2547 Revert previous commit.
2548
25492009-03-11 Sebastian Pop <sebastian.pop@amd.com>
2550
2551 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2552 (register_old_and_new_names): Update the content of the map.
2553 When there was already a rename_map_elt in the map at that
2554 location, free it.
2555 (copy_bb_and_scalar_dependences): Do rename_variables after
2556 expand_scalar_variables.
2557 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2558 of the map. When there was already a rename_map_elt in the
2559 map at that location, free it.
2560 (translate_clast): Pass the rename_map. Do not initialize and free
2561 a rename_map per stmt_user.
2562 (gloog): Initialize and free one rename_map and pass it to
2563 translate_clast.
2564
25652009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2566
2567 Remove forgotten line in revert.
2568
25692009-03-11 Sebastian Pop <sebastian.pop@amd.com>
2570
2571 Revert previous commit.
2572
25732009-03-10 Sebastian Pop <sebastian.pop@amd.com>
2574
2575 * sese.c (register_old_and_new_names): Update the content
2576 of the map. When there was already a rename_map_elt in the
2577 map at that location, free it.
2578 (copy_bb_and_scalar_dependences): Do rename_variables after
2579 expand_scalar_variables.
2580 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2581 of the map. When there was already a rename_map_elt in the
2582 map at that location, free it.
2583 (translate_clast): Pass the rename_map. Do not initialize and free
2584 a rename_map per stmt_user.
2585 (gloog): Initialize and free one rename_map and pass it to
2586 translate_clast.
2587
25882009-03-10 Sebastian Pop <sebastian.pop@amd.com>
2589
2590 * graphite-clast-to-gimple.c (translate_clast): context_loop
2591 is never NULL.
2592
25932009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
2594 Sebastian Pop <sebastian.pop@amd.com>
2595
2596 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
2597 of the use of ppl_Polyhedron_map_space_dimensions.
2598
25992009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
2600 Sebastian Pop <sebastian.pop@amd.com>
2601
2602 * graphite-poly.c (unify_scattering_dimensions): Fix types.
2603 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
2604 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
2605 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
2606 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
2607 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
2608 pbb_nb_params): New.
2609 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
2610 nb_loops_around_pbb): Adapt return types.
2611
26122009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
2613
2614 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2615 graphite-clast-to-gimple.o, graphite-data-ref.o,
2616 graphite-scop-detection.o, graphite-poly.o): Add
2617 more headers.
2618
26192009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
2620
2621 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2622 graphite-clast-to-gimple.o, graphite-data-ref.o,
2623 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
2624
26252009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
2626
2627 * testsuite/gcc.dg/graphite/pr37485.c: Remove -floop-block
2628 * testsuite/gcc.dg/graphite/pr37828.c: Same.
2629 * testsuite/gcc.dg/graphite/pr37684.c: Same.
2630 * testsuite/gcc.dg/graphite/block-0.c: Same.
2631 * testsuite/gcc.dg/graphite/block-1.c: Same.
2632 * testsuite/gcc.dg/graphite/block-2.c: Same.
2633 * testsuite/gcc.dg/graphite/block-3.c: Same.
2634 * testsuite/gcc.dg/graphite/block-4.c: Same.
2635 * testsuite/gcc.dg/graphite/block-5.c: Same.
2636 * testsuite/gcc.dg/graphite/block-6.c: Same.
2637 * testsuite/gfortran.dg/graphite/pr38083.f90: Same.
2638 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
2639 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
2640 * testsuite/gfortran.dg/graphite/pr37852.f90: Same.
2641 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
2642 * testsuite/gfortran.dg/graphite/pr37980.f90: Same.
2643 * testsuite/gfortran.dg/graphite/pr38953.f90: Same.
2644 * testsuite/gfortran.dg/graphite/pr37857.f90: Same.
2645 * opts.c: Remove -floop-block from -O2.
2646 * graphite-poly.c: Fail if -floop-block -floop-interchange or
2647 -floop-strip-mine are used.
2648
26492009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
2650 Sebastian Pop <sebastian.pop@amd.com>
2651
2652 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
2653 dimensions.
2654 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
2655 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
2656 strip_mine_profitable_p, is_interchange_valid,
2657 graphite_trans_bb_block, graphite_trans_loop_block,
2658 graphite_trans_scop_block): Temporary removed.
2659 (extend_scattering, unify_scattering_dimensions): New.
2660 (print_scattering_function, graphite_read_transforms):
2661 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2662 (graphite_generate_scattering_fns): Removed.
2663 (apply_poly_transforms): Cleanup.
2664 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2665 (schedule_to_scattering): Moved.
2666 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
2667 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
2668 (pbb_nb_scattering): New.
2669 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
2670 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
2671 Removed.
2672 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
2673 shift_poly.
2674 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2675 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
2676 -> PBB_TRANSFORMED_SCATTERING.
2677 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
2678 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
2679 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
2680 (check_poly_representation): Do not return bool.
2681 (graphite_transform_loops): Reformat.
2682 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
2683
26842009-03-04 Sebastian Pop <sebastian.pop@amd.com>
2685
2686 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
2687 debug_pbb_domain, debug_pbb, debug_scop): New.
2688 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
2689 debug_pbb_domain, debug_pbb, debug_scop): Declared.
2690
26912009-03-02 Sebastian Pop <sebastian.pop@amd.com>
2692
2693 PR middle-end/39335
2694 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
2695 when the type precision of the induction variable should be
2696 larger than the type precision of nit.
2697 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
2698 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
2699 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
2700
2701 * testsuite/gcc.dg/graphite/pr39335_1.c: New.
2702 * testsuite/gcc.dg/graphite/pr39335.c: New.
2703
27042009-03-02 Sebastian Pop <sebastian.pop@amd.com>
2705
2706 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2707 SSA_NAMES not struct reduction_info.
2708
27092009-03-02 Sebastian Pop <sebastian.pop@amd.com>
2710
2711 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
2712
27132009-02-27 Sebastian Pop <sebastian.pop@amd.com>
2714 Tobias Grosser <grosser@fim.uni-passau.de>
2715
2716 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
2717 (free_sese): Free SESE_REDUCTION_LIST.
2718 * sese.h (struct sese): Add field reduction_list.
2719 (SESE_REDUCTION_LIST): New.
2720 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
2721 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
2722
27232009-02-27 Sebastian Pop <sebastian.pop@amd.com>
2724 Tobias Grosser <grosser@fim.uni-passau.de>
2725
2726 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
2727 of loop_p.
2728
27292009-02-27 Sebastian Pop <sebastian.pop@amd.com>
2730 Tobias Grosser <grosser@fim.uni-passau.de>
2731
2732 * tree-parloops.c (struct brli, build_reduction_list_info,
2733 analyze_reduction_list, gather_scalar_reductions): New.
2734 (loop_parallel_p): Build a reduction list containing only
2735 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
2736 (gen_parallel_loop): Call the analysis analyze_reduction_list.
2737 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
2738 * tree-flow.h (gather_scalar_reductions): Declared.
2739
27402009-02-26 Sebastian Pop <sebastian.pop@amd.com>
2741
2742 PR middle-end/39308
2743 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
2744 number_of_iterations_exit from a gcc_assert.
2745
27462009-02-25 Sebastian Pop <sebastian.pop@amd.com>
2747 Jan Sjodin <jan.sjodin@amd.com>
2748
2749 * output.h (graphite_out_file, graphite_in_file): Declared.
2750 * toplev.c (graphite_out_file, graphite_in_file): New.
2751 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
2752 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
2753 Don't call schedule_to_scattering.
2754 * common.opt (fgraphite-write, fgraphite-read): New.
2755 * graphite-poly.c: Include output.h.
2756 (print_scattering_function, print_scattering_functions,
2757 debug_scattering_function, debug_scattering_functions,
2758 graphite_write_transforms, graphite_read_transforms,
2759 graphite_generate_scattering_fns): New.
2760 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
2761 Call graphite_generate_scattering_fns, graphite_write_transforms,
2762 graphite_read_transforms.
2763 (new_poly_bb): Initialize PBB_SCATTERING.
2764 (free_poly_bb): Free PBB_SCATTERING.
2765 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
2766 * graphite-poly.h (struct poly_bb): Add field scattering.
2767 (PBB_SCATTERING): New.
2768 (print_scattering_function, print_scattering_functions,
2769 debug_scattering_function, debug_scattering_functions): Declared.
2770 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
2771 GMP values, not integers!
2772 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
2773 ppl_read_polyhedron_matrix): New.
2774 * graphite-ppl.h (ppl_print_polyhedron_matrix,
2775 debug_ppl_polyhedron_matrix,
2776 ppl_read_polyhedron_matrix): Declared.
2777 * Makefile.in (graphite-poly.o): Depends on output.h.
2778
27792009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2780 Tobias Grosser <grosser@fim.uni-passau.de>
2781
2782 Revert this change:
2783 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
2784 scalar evolutions in the scop_entry->loop_father.
2785
27862009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2787 Tobias Grosser <grosser@fim.uni-passau.de>
2788
2789 * graphite.h (ref_nb_loops): Remove declaration.
2790 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
2791 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
2792 debug_gbb): Moved to sese.h.
2793 * sese.h: As said.
2794
27952009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2796 Tobias Grosser <grosser@fim.uni-passau.de>
2797
2798 * graphite-data-ref.[ch]: Disable.
2799
28002009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2801 Tobias Grosser <grosser@fim.uni-passau.de>
2802
2803 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
2804 scalar evolutions in the scop_entry->loop_father.
2805
28062009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2807
2808 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
2809 (graphite_cannot_represent_loop_niter): Renamed
2810 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
2811 (limit_scops): build_sese_loop_nests does not return a bool.
2812 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
2813 * sese.c (nb_reductions_in_loop): ... from here.
2814 (graphite_loop_normal_form): ... from here.
2815 (sese_record_loop): Does not fail, so does not return a bool.
2816 (build_sese_loop_nests): Same.
2817 * sese.h (build_sese_loop_nests): Update declaration.
2818 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
2819 (build_graphite_loop_normal_form): New.
2820 (gloog): Call build_graphite_loop_normal_form.
2821 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
2822 build_sese_loop_nests.
2823
2824 * testsuite/gcc.dg/graphite/id-1.c: New.
2825
28262009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2827 Tobias Grosser <grosser@fim.uni-passau.de>
2828
2829 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
2830 The SCoP detection fix is sufficient.
2831
28322009-02-21 Sebastian Pop <sebastian.pop@amd.com>
2833
2834 PR tree-optimization/39260
2835 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
2836 the basic block contains a condition with a real type.
2837 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
2838
2839 * gcc.dg/graphite/pr39260.c: New.
2840
28412009-02-21 Sebastian Pop <sebastian.pop@amd.com>
2842
2843 * graphite-poly.c: Inlcude params.h.
2844 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
2845 the size of a tile.
2846 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
2847 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
2848
28492009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2850 Tobias Grosser <grosser@fim.uni-passau.de>
2851
2852 * graphite-scop-detection.c (dot_all_scops_1,
2853 dot_all_scops): Moved here.
2854 * graphite-scop-detection.h (dot_all_scops): Declared here.
2855 * graphite.c (graphite_initialize, graphite_finalize): New.
2856 (graphite_transform_loops): Cleaned up.
2857 * sese.c (debug_oldivs): Moved here.
2858 * graphite-poly.c (graphite_apply_transformations): Renamed
2859 apply_poly_transforms.
2860 (debug_loop_vec): Moved here.
2861 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
2862 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
2863 find_scop_parameters, build_scop_iteration_domain,
2864 add_conditions_to_constraints, build_scop_canonical_schedules,
2865 build_scop_data_accesses): Now static.
2866 (build_poly_scop, check_poly_representation): New.
2867
28682009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2869
2870 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
2871 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
2872 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
2873 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
2874 scan_tree_for_params_right_scev, scan_tree_for_params_int,
2875 scan_tree_for_params, struct irp_data, dx_record_params,
2876 find_params_in_bb, find_scop_parameters, gbb_from_bb,
2877 build_loop_iteration_domains, add_conditions_to_domain,
2878 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
2879 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
2880 build_sese_conditions, add_conditions_to_constraints,
2881 build_scop_iteration_domain, build_access_matrix_with_af,
2882 build_access_matrix,
2883 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
2884
2885 * graphite-sese-to-poly.c: New.
2886 * graphite-sese-to-poly.h: New.
2887
2888 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
2889
28902009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2891
2892 * graphite.c: Split graphite code generation to a new file.
2893 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
2894 max_precision_type, clast_to_gcc_expression_red,
2895 clast_to_gcc_expression, gcc_type_for_clast_expr,
2896 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
2897 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
2898 graphite_create_new_guard, clast_get_body_of_loop,
2899 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
2900 graphite_create_new_loop, build_iv_mapping, copy_renames,
2901 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
2902 compute_cloog_iv_types, free_scattering, save_var_name,
2903 initialize_cloog_names, build_scop_context, build_cloog_prog,
2904 set_cloog_options, debug_clast_stmt, scop_to_clast,
2905 print_generated_program, debug_generated_program,
2906 gloog): Moved to graphite-clast-to-gimple.c.
2907
2908 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
2909
2910 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
2911 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
2912 loop_iv_stack_pop, loop_iv_stack_get_iv,
2913 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
2914 free_loop_iv_stack, loop_iv_stack_remove_constants,
2915 debug_rename_elt, debug_rename_map_1, debug_rename_map,
2916 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
2917 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
2918 eq_ivtype_map_elts, sese_add_exit_phis_edge,
2919 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
2920 get_vdef_before_sese, sese_adjust_vphi,
2921 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
2922 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
2923 is_iv, expand_scalar_variables_ssa_name,
2924 expand_scalar_variables_expr, expand_scalar_variables_stmt,
2925 expand_scalar_variables, rename_variables, remove_condition,
2926 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
2927 add_loop_exit_phis, insert_loop_close_phis, struct igp,
2928 default_liveout_before_guard, add_guard_exit_phis,
2929 insert_guard_phis, register_old_and_new_names,
2930 graphite_copy_stmts_from_block, register_sese_liveout_renames,
2931 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
2932 if_region_set_false_region, create_if_region_on_edge,
2933 move_sese_in_condition): Moved to sese.c.
2934
2935 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
2936 if_region_exit, if_region_get_condition_block,
2937 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
2938 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
2939 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
2940 ivtype_map_elt, new_ivtype_map_elt,
2941 recompute_all_dominators): Moved to sese.h.
2942
2943 * graphite-clast-to-gimple.c: New.
2944 * graphite-clast-to-gimple.h: New.
2945 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
2946 * sese.c: Modified as said above.
2947 * sese.h: Same.
2948
29492009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2950
2951 * graphite.c: Split scop detection to a new file.
2952 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
2953 move_sd_regions, loop_affine_expr, exclude_component_ref,
2954 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
2955 graphite_cannot_represent_loop_niter, struct scopdet_info,
2956 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
2957 find_single_entry_edge, find_single_exit_edge,
2958 create_single_entry_edge, sd_region_without_exit,
2959 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
2960 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
2961 Moved to graphite-scop-detection.c.
2962
2963 * graphite-scop-detection.c: New.
2964 * graphite-scop-detection.h: New.
2965 * Makefile.in: Add new rule for graphite-scop-detection.o.
2966
2967 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
2968 tree-scalar-evolution.h.
2969 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
2970 build_sese_loop_nests): Moved here from graphite.c.
2971 (param_index): Renamed parameter_index_in_region.
2972
29732009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
2974 Sebastian Pop <sebastian.pop@amd.com>
2975
2976 * gcc.dg/graphite/block-0.c: Expected to fail now.
2977 * gcc.dg/graphite/block-1.c: Same.
2978 * gcc.dg/graphite/block-5.c: Same.
2979 * gcc.dg/graphite/block-6.c: Same.
2980
29812009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
2982 Sebastian Pop <sebastian.pop@amd.com>
2983
2984 * graphite.h: Separate from graphite_bb_p the polyhedral
2985 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
2986 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
2987 graphite-data-ref.h.
2988 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
2989 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
2990 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
2991 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
2992 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
2993 scop_nb_params): Moved to graphite-poly.h.
2994 * graphite-data-ref.c: Same.
2995 * graphite-data-ref.h: New.
2996 * graphite.c: Same.
2997 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
2998 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
2999 is_interchange_valid, graphite_trans_bb_block,
3000 graphite_trans_loop_block, scop_max_loop_depth,
3001 graphite_trans_scop_block, graphite_apply_transformations,
3002 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
3003 graphite-poly.c.
3004 * graphite-poly.h: New.
3005 * graphite-poly.c: New.
3006 * Makefile.in (OBJS-common): Add graphite-poly.o.
3007 (graphite-poly.o): New rule.
3008 * tree-data-ref.h (struct data_reference): Remove unused scop field.
3009 (DR_SCOP): Removed.
3010
30112009-02-18 Sebastian Pop <sebastian.pop@amd.com>
3012 Tobias Grosser <grosser@fim.uni-passau.de>
3013
3014 * graphite.c: Replace gb -> gbb.
3015 * graphite.h: Same.
3016 * graphite-data-ref.c: Same.
3017
30182009-02-18 Sebastian Pop <sebastian.pop@amd.com>
3019 Tobias Grosser <grosser@fim.uni-passau.de>
3020
3021 * Makefile.in (OBJS-commmon): Add sese.o.
3022 (sese.o): New.
3023 (graphite.o): Add sese.h.
3024 * graphite.c (bb_in_ss_p, loop_in_sese_p,
3025 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
3026 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
3027 Move to sese.
3028 (block_before_scop): Add missing return.
3029 (new_scop, free_scop): Remove SESE data structures.
3030 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
3031 find_scop_parameters, build_loop_iteration_domains,
3032 add_conditions_to_domain, register_scop_liveout_renames,
3033 copy_bb_and_scalar_dependences): Scop -> SESE.
3034
3035 (add_conditions_to_domain): SCoP -> SESE and remove check
3036 (scop_contains_non_iv_scalar_phi_nodes): New.
3037 (build_scop_conditions_1, build_scop_conditions): Remove check for
3038 non iv scalar phi nodes.
3039 (print_scop_statistics): New.
3040 (graphite_transform_loops): Cleanup.
3041
3042 * graphite.h: Move to sese & cleanup.
3043 * sese.c: New.
3044 * sese.h: New.
3045
30462009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3047 Tobias Grosser <grosser@fim.uni-passau.de>
3048
3049 * graphite.c (build_scop_conditions_1): Conditions are only
3050 at the end of a basic block.
3051
30522009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3053 Tobias Grosser <grosser@fim.uni-passau>
3054
3055 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
3056 field.
3057 (GBB_ALPHA): Removed.
3058
30592009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3060 Tobias Grosser <grosser@fim.uni-passau.de>
3061
3062 * graphite-data-ref.c (graphite_test_dependence): Don't use
3063 GBB_DYNAMIC_SCHEDULE.
3064 * graphite.c (new_graphite_bb): Same.
3065 (free_graphite_bb): Same.
3066 (build_scop_dynamic_schedules): Removed.
3067 (graphite_transform_loops): Don't call it.
3068 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
3069 (GBB_DYNAMIC_SCHEDULE): Removed.
3070
30712009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3072 Tobias Grosser <grosser@fim.uni-passau.de>
3073
3074 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
3075 (print_graphite_bb): Same.
3076 (build_cloog_prog): Same.
3077
30782009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3079 Tobias Grosser <grosser@fim.uni-passau.de>
3080
3081 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
3082
30832009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3084 Tobias Grosser <grosser@fim.uni-passau.de>
3085
3086 * graphite.c (build_scop_context): Don't use CloogMatrix.
3087 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
3088 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
3089
30902009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3091 Tobias Grosser <grosser@fim.uni-passau.de>
3092
3093 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
3094 liveout_renames, add_params fields...
3095 (struct sese): ... here.
3096 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
3097 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
3098
30992009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3100 Tobias Grosser <grosser@fim.uni-passau.de>
3101
3102 * graphite.c (print_scop): Do not print the CLooG program.
3103 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
3104 build_cloog_prog, gloog): Don't use SCOP_PROG.
3105 (find_transform): Renamed scop_to_clast.
3106 (print_generated_program, debug_generated_program): New.
3107 (graphite_transform_loops): Adapt to new interface.
3108 * graphite.h (struct scop): Remove program field.
3109 (SCOP_PROG): Removed.
3110 (print_generated_program, debug_generated_program): Declared.
3111
31122009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3113
3114 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
3115 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
3116 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
3117 free_graphite_bb, build_scop_canonical_schedules,
3118 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
3119 schedules are now represented using a ppl_Linear_Expression_t.
3120 * graphite.h (struct graphite_bb): Same.
3121 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
3122 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
3123
31242009-02-15 Sebastian Pop <sebastian.pop@amd.com>
3125
3126 * graphite.c: Free local memory.
3127 * graphite-ppl.c: Same.
3128
31292009-02-15 Sebastian Pop <sebastian.pop@amd.com>
3130
3131 * graphite.c (const_column_index, get_first_matching_sign_row_index,
3132 get_lower_bound_row, get_upper_bound_row, copy_constraint,
3133 swap_constraint_variables, scale_constraint_variable): Removed.
3134 (graphite_trans_bb_strip_mine): Remove pong.
3135 * graphite-ppl.c: Include missing header files.
3136 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
3137 * graphite-ppl.h (ppl_strip_loop): Declared.
3138 * Makefile.in (graphite-ppl.o): Adjust dependences.
3139
31402009-02-14 Sebastian Pop <sebastian.pop@amd.com>
3141
3142 * graphite.c (build_loop_iteration_domains): Remove ping pong.
3143 (build_scop_iteration_domain): Same.
3144
31452009-02-13 Sebastian Pop <sebastian.pop@amd.com>
3146
3147 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
3148 ping pong.
3149 (add_value_to_dim, scan_tree_for_params_right_scev,
3150 scan_tree_for_params_int): New.
3151 * graphite-ppl.c (oppose_constraint): New.
3152 (insert_constraint_into_matrix): Implement missing cases.
3153 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
3154
31552009-02-13 Sebastian Pop <sebastian.pop@amd.com>
3156
3157 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
3158 use ppl_move_dimension.
3159
31602009-02-12 Sebastian Pop <sebastian.pop@amd.com>
3161
3162 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
3163 * graphite.c: Same.
3164 * graphite.h: Same.
3165 * graphite-ppl.c: Same.
3166 * graphite-ppl.h: Same.
3167
31682009-02-12 Sebastian Pop <sebastian.pop@amd.com>
3169
3170 Revert last 3 commits.
3171
31722009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3173
3174 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
3175 ping pong.
3176 (add_value_to_dim, scan_tree_for_params_right_scev,
3177 scan_tree_for_params_int): New.
3178 * graphite-ppl.c (oppose_constraint): New.
3179 (insert_constraint_into_matrix): Implement missing cases.
3180 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
3181
31822009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3183
3184 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
3185
31862009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3187 Tobias Grosser <grosser@fim.uni-passau.de>
3188
3189 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
3190 use ppl_move_dimension.
3191 * graphite-ppl.c (ppl_move_dimension): New.
3192 * graphite-ppl.h (ppl_move_dimension): Declared.
3193
31942009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3195
3196 * graphite.c: Do not include cloog/cloog.h.
3197 (print_graphite_bb): Remove ping pong, call PPL print function.
3198
31992009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
3200
3201 * Makefile.in (OBJS-common): Add graphite-ppl.o.
3202 (graphite.o): Add dependence on graphite-ppl.h.
3203 (graphite-ppl.o): New.
3204 (graphite-data-ref.c): Ping pong between PPL data structures
3205 and matrices.
3206 * graphite-ppl.c: New.
3207 * graphite-ppl.h: New.
3208 * graphite.c: Include graphite-ppl.h.
3209 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
3210 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
3211 Ping pong between PPL data structures and matrices.
3212 (new_graphite_bb): Create a PPL constraint system.
3213 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
3214 (build_loop_iteration_domains): Use PPL functions.
3215 * graphite.h: Include graphite-ppl.h. Fix comments.
3216 (graphite_bb): Use a ppl_Constraint_System_t instead of
3217 CloogMatrix for representing the domain.
3218 (scop): Remove static_schedule.
3219 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
3220
32212009-02-06 Sebastian Pop <sebastian.pop@amd.com>
3222
3223 * graphite.c: Fix some comments.
3224
32252009-02-05 Sebastian Pop <sebastian.pop@amd.com>
3226
3227 PR middle-end/38953
3228 * graphite.c (if_region_set_false_region): After moving a region
3229 in the false branch of a condition, remove the empty dummy
3230 basic block.
3231 (gloog): Remove wrong fix for PR38953.
3232
32332009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
3234
3235 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
3236 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
3237 register_bb_in_sese, new_sese, free_sese): Moved.
3238 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
3239 outermost_loop_in_scop, build_scop_iteration_domain,
3240 expand_scalar_variables_ssa_name, get_vdef_before_scop,
3241 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
3242 Use loop_in_sese_p instead of loop_in_scop_p.
3243 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
3244 (free_scop): Do not free SCOP_BBS_B.
3245 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
3246 ref_nb_loops): Moved here...
3247 * graphite.h (ref_nb_loops): ... from here.
3248 (struct scop): Remove bbs_b bitmap.
3249 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
3250 * testsuite/gcc.dg/graphite/scop-19.c: New
3251
32522009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
3253
3254 * graphite.c (scopdet_basic_block_info): Fix bug in scop
3255 detection.
3256
32572009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
3258
3259 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
3260 eq_loop_to_cloog_loop): Remove.
3261 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
3262 * graphite.h (struct scop): Remove loop2cloog_loop.
3263 (loop_domain_dim, loop_iteration_vector_dim): Remove.
3264
32652009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
3266
3267 * opts.c (decode_options): Only add graphite options to O2
3268 if we compile with graphite enabled.
3269
32702009-01-26 Sebastian Pop <sebastian.pop@amd.com>
3271
3272 * Merge from mainline (r143163:143684).
3273
32742009-01-26 Sebastian Pop <sebastian.pop@amd.com>
3275
3276 * graphite.c (debug_value): Removed.
3277 * graphite.h (debug_value): Removed.
3278
32792009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3280
3281 * passes.c (init_optimization_passes): Do not call pass_copy_prop
3282 after graphite: pass_copy_prop does not maintain a proper loop closed
3283 SSA form. pass_copy_prop should be fixed.
3284
32852009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3286
3287 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
3288
32892009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3290
3291 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
3292 (gloog): Split the exit of the scop when the scop exit is a loop exit.
3293 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
3294 changed the CFG.
3295
32962009-01-20 Sebastian Pop <sebastian.pop@amd.com>
3297
3298 * graphite.c (gloog): Return true when code gen succeeded.
3299 (graphite_transform_loops): Do not call cleanup_tree_cfg if
3300 the code of the function did not changed. After cleanup_tree_cfg
3301 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
3302 form.
3303
33042009-01-19 Sebastian Pop <sebastian.pop@amd.com>
3305
3306 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
3307 gimple_call_lhs is NULL.
3308
33092009-01-16 Sebastian Pop <sebastian.pop@amd.com>
3310 Tobias Grosser <tobi.grosser@amd.com>
3311
3312 * graphite.c (graphite_trans_scop_block): Do not block single
3313 nested loops.
3314
33152009-01-15 Sebastian Pop <sebastian.pop@amd.com>
3316 Tobias Grosser <tobi.grosser@amd.com>
3317
3318 * graphite.c (build_scop_canonical_schedules): Start schedules at
3319 zero.
3320
33212009-01-15 Sebastian Pop <sebastian.pop@amd.com>
3322 Tobias Grosser <tobi.grosser@amd.com>
3323
3324 * graphite.c (compare_prefix_loops): New.
3325 (build_scop_canonical_schedules): Rewritten.
3326 (graphite_transform_loops): Move build_scop_canonical_schedules
3327 after build_scop_iteration_domain.
3328
33292009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3330 Tobias Grosser <tobi.grosser@amd.com>
3331
3332 * graphite.c (add_conditions_to_domain): Add the loops to
3333 the dimension of the iteration domain. Do copy the domain
3334 only when it exists.
3335 (build_scop_conditions_1): Do not call add_conditions_to_domain.
3336 (add_conditions_to_constraints): New.
3337 (can_generate_code_stmt, can_generate_code): Removed.
3338 (gloog): Do not call can_generate_code.
3339 (graphite_transform_loops): Call add_conditions_to_constraints
3340 after building the iteration domain.
3341
33422009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3343 Tobias Grosser <tobi.grosser@amd.com>
3344 Jan Sjodin <jan.sjodin@amd.com>
3345
3346 * graphite.c (scan_tree_for_params): On substractions negate
3347 all the coefficients of the term.
3348 (clast_to_gcc_expression_red): New. Handle reduction expressions
3349 of more than two operands.
3350 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
3351 (get_vdef_before_scop): Handle also the case of default definitions.
3352
33532009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3354
3355 PR middle-end/38431
3356 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
3357 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
3358 (gloog): Do not call cleanup_tree_cfg.
3359 (graphite_transform_loops): Call cleanup_tree_cfg after all
3360 scops have been code generated.
3361
33622009-01-13 Sebastian Pop <sebastian.pop@amd.com>
3363
3364 * passes.c (init_optimization_passes): Schedule after
3365 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
3366
33672009-01-13 Sebastian Pop <sebastian.pop@amd.com>
3368
3369 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
3370 Fix comment.
3371 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
3372 Set the type of an expression to the type of its assign statement.
3373 (expand_scalar_variables_expr): Do not pass loop_p.
3374 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
3375 (copy_bb_and_scalar_dependences): Do not pass loop_p.
3376 (translate_clast): Update call to copy_bb_and_scalar_dependences.
3377
33782009-01-11 Sebastian Pop <sebastian.pop@amd.com>
3379
3380 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
3381 an expression to the gimple_expr_type of its assign statement.
3382 (expand_scalar_variables_expr): Stop recursion on tcc_constant
3383 or tcc_declaration.
3384
33852009-01-11 Sebastian Pop <sebastian.pop@amd.com>
3386
3387 PR tree-optimization/38786
3388 * testsuite/gcc.dg/graphite/pr38786.c: New.
3389 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
3390 the SSA_NAME case of expand_scalar_variables_expr.
3391 (expand_scalar_variables_expr): Also gather the scalar computation
3392 used to index the memory access.
3393 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
3394 the gimple_stmt_iterator where it inserts new code.
3395
33962009-01-10 Sebastian Pop <sebastian.pop@amd.com>
3397
3398 * testsuite/gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
3399
34002009-01-10 Sebastian Pop <sebastian.pop@amd.com>
3401
3402 * opts.c (decode_options): Enable flag_graphite_identity and
3403 flag_loop_block in -O2 and above.
3404
34052009-01-08 Sebastian Pop <sebastian.pop@amd.com>
3406
3407 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
3408 Fix merge problem: replace with the file from trunk.
3409
34102009-01-08 Sebastian Pop <sebastian.pop@amd.com>
3411
3412 * Merge from mainline (r141727:143163).
3413
34142009-01-07 Sebastian Pop <sebastian.pop@amd.com>
3415 Jan Sjodin <jan.sjodin@amd.com>
3416
3417 PR tree-optimization/38559
3418 * testsuite/gcc.dg/graphite/pr38559.c: New.
3419
3420 * graphite.c (debug_value, copy_constraint,
3421 swap_constraint_variables, scale_constraint_variable, ): New.
3422 (get_lower_bound, get_upper_bound): Removed.
3423 (graphite_trans_bb_strip_mine): Clean up this code that works
3424 only for constant number of iterations. Fully copy upper and
3425 lower bound constraints, not only the constant part of them.
3426 * graphite.h (debug_value): Declared.
3427
34282009-01-06 Jan Sjodin <jan.sjodin@amd.com>
3429
3430 PR tree-optimization/38492
3431 PR tree-optimization/38498
3432 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
3433 * tree-chrec.h (scev_is_linear_expression): Declared.
3434 * graphite.c (graphite_cannot_represent_loop_niter): New.
3435 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
3436 (graphite_loop_normal_form): Use gcc_assert.
3437 (scan_tree_for_params): Use CASE_CONVERT.
3438 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
3439 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
3440 Use gcc_assert. Discard scops that contain unhandled cases.
3441 (build_scop_conditions): Return a boolean status for unhandled cases.
3442 (strip_mine_profitable_p): Print the loop number, not its depth.
3443 (is_interchange_valid): Pass the depth of the loop nest, don't
3444 recompute it wrongly.
3445 (graphite_trans_bb_block): Same.
3446 (graphite_trans_bb_block): Print tentative of loop blocking.
3447 (graphite_trans_scop_block): Do not print that the loop has been
3448 blocked.
3449 (graphite_transform_loops): Do not handle scops that contain condition
3450 scalar phi nodes.
3451
3452 * testsuite/gcc.dg/graphite/pr38500.c: Fixed warning as committed
3453 in trunk.
3454 * testsuite/gcc.dg/graphite/block-0.c: Update test.
3455 * testsuite/gcc.dg/graphite/block-1.c: Same.
3456 * testsuite/gcc.dg/graphite/block-2.c: Remove xfail and test for
3457 blocking.
3458 * testsuite/gcc.dg/graphite/block-4.c: Remove test for strip mine.
3459 * testsuite/gcc.dg/graphite/block-3.c: New.
3460 * testsuite/gcc.dg/graphite/pr38498.c: New.
3461
34622008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
3463
3464 PR tree-optimization/38510
3465 * gcc.dg/graphite/pr38510.c: New.
3466 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
3467 (translate_clast): Call recompute_all_dominators before
3468 graphite_verify.
3469 (gloog): Call recompute_all_dominators before graphite_verify.
3470
34712008-12-12 Sebastian Pop <sebastian.pop@amd.com>
3472
3473 PR tree-optimization/38492
3474 * graphite.c (rename_map_elt, debug_rename_elt,
3475 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
3476 rename_map_elt_info, eq_rename_map_elts,
3477 get_new_name_from_old_name, bb_in_sese_p): Moved around.
3478 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
3479 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
3480 (sese_build_livein_liveouts): New.
3481 (new_sese, free_sese): New.
3482 (new_scop): Call new_sese.
3483 (free_scop): Call free_sese.
3484 (rename_variables_from_edge, rename_phis_end_scop): Removed.
3485 (register_old_new_names): Renamed register_old_and_new_names.
3486 (register_scop_liveout_renames, add_loop_exit_phis,
3487 insert_loop_close_phis, struct igp,
3488 default_liveout_before_guard, add_guard_exit_phis,
3489 insert_guard_phis, copy_renames): New.
3490 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
3491 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
3492 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
3493 (scop_adjust_phis_for_liveouts): New.
3494 (gloog): Call scop_adjust_phis_for_liveouts.
3495
3496 * graphite.h (struct sese): Documented. Added fields liveout,
3497 num_ver and livein.
3498 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
3499 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
3500 (struct scop): Added field liveout_renames.
3501 (SCOP_LIVEOUT_RENAMES): New.
3502
35032008-12-11 Sebastian Pop <sebastian.pop@amd.com>
3504
3505 PR tree-optimization/38409
3506 * gcc.dg/graphite/pr38409.c: New.
3507 * graphite.c (nb_reductions_in_loop): Use simple_iv.
3508
35092008-12-11 Sebastian Pop <sebastian.pop@amd.com>
3510
3511 * graphite.c (gcc_type_for_cloog_iv): By default return
3512 integer_type_node.
3513 (graphite_create_new_loop): Don't fold_convert the already
3514 fold_convert-ed expression.
3515
35162008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
3517
3518 PR tree-optimization/38446
3519 * gcc.dg/graphite/pr38446.c: New.
3520 * graphite.c (register_bb_in_sese): New.
3521 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
3522 looking at the bbs in the region.
3523 * graphite.h (sese): Add region_basic_blocks pointer set to
3524 structure and initialize at the time of defining new scop.
3525
35262008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
3527
3528 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
3529 (find_params_in_bb): Do not free data refs.
3530 (free_graphite_bb): Add FIXME on disabled free_data_refs.
3531
35322008-12-11 Sebastian Pop <sebastian.pop@amd.com>
3533
3534 * testsuite/gcc.dg/graphite/scop-16.c: Test only scop specific info.
3535 * testsuite/gcc.dg/graphite/scop-17.c: Same.
3536 * testsuite/gcc.dg/graphite/block-5.c: New.
3537 * testsuite/gcc.dg/graphite/block-6.c: New.
3538 * testsuite/gcc.dg/graphite/pr37485.c: Clean dump file after.
3539 * testsuite/gcc.dg/graphite/pr37684.c: Same.
3540 * testsuite/gcc.dg/graphite/block-2.c: Same.
3541
3542 * graphite.c (struct ivtype_map_elt): New.
3543 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
3544 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
3545 gcc_type_for_cloog_iv): New.
3546 (loop_iv_stack_patch_for_consts): Use the type of the induction
3547 variable from the original loop, except for the automatically
3548 generated loops, i.e., in the case of a strip-mined loop, in
3549 which case there is no original loop: in that case just use
3550 integer_type_node.
3551 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
3552 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
3553 (clast_name_to_gcc): Accept params to be NULL.
3554 (clast_to_gcc_expression): Take an extra parameter for the type.
3555 Convert to that type all the expressions built by this function.
3556 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
3557 (graphite_translate_clast_equation): Compute the type of the
3558 clast_equation before translating its LHS and RHS.
3559 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
3560 (graphite_create_new_loop): Compute the type of the induction
3561 variable before translating the lower and upper bounds and before
3562 creating the induction variable.
3563 (rename_variables_from_edge, rename_phis_end_scop): New.
3564 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
3565 (sese_add_exit_phis_edge): Do not use integer_zero_node.
3566 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3567 compute_cloog_iv_types): New.
3568 (gloog): Call compute_cloog_iv_types before starting the
3569 translation of the clast.
3570
3571 * graphite.h (struct graphite_bb): New field cloog_iv_types.
3572 (GBB_CLOOG_IV_TYPES): New.
3573 (debug_ivtype_map): Declared.
3574 (oldiv_for_loop): New.
3575
35762008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
3577
3578 PR middle-end/38459
3579 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
3580 (param_index): Assert if parameter is not know after parameter
3581 detection.
3582 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
3583 (find_scop_parameters): Mark, that we have finished parameter
3584 detection.
3585 (graphite_transform_loops): Move condition detection before parameter
3586 detection.
3587 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
3588 * testsuite/gfortran.dg/graphite/pr38459.f90: New.
3589
35902008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
3591
3592 * graphite.c (graphite_transform_loops): Always call find_transform ()
3593 in ENABLE_CHECKING. So we test these code paths, even if we do not
3594 generate code.
3595
35962008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
3597
3598 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
3599 (print_scop): Ditto.
3600
36012008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
3602
3603 PR middle-end/38084
3604 Fix testsuite/gfortran.dg/graphite/id-3.f90.
3605 * graphite.c (scopdet_basic_block_info): Fix bug that found some
3606 regions more than once.
3607
36082008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3609
3610 Fix testsuite/gfortran.dg/graphite/id-4.f90.
3611 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
3612 when not needed.
3613
36142008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3615
3616 Fix testsuite/gfortran.dg/graphite/id-1.f90.
3617 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
3618 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
3619 (max_precision_type): New.
3620 (value_clast): Removed.
3621 (clast_to_gcc_expression): Be more careful to types of expressions.
3622 Use max_precision_type and update use of gmp_cst_to_tree.
3623 (graphite_translate_clast_equation): Use max_precision_type.
3624 (graphite_create_guard_cond_expr): Do not use integer_type_node,
3625 use the type of the condition.
3626 (graphite_create_new_loop): Do not use integer_type_node, use the
3627 max_precision_type of lb and ub.
3628
36292008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3630
3631 * graphite.c (build_scops_1): Initialize open_scop.exit
3632 and sinfo.last.
3633
36342008-12-02 Sebastian Pop <sebastian.pop@amd.com>
3635
3636 * testsuite/gcc.dg/graphite/pr38084.c: New.
3637 * testsuite/gfortran.dg/graphite/id-1.f90: New.
3638 * testsuite/gfortran.dg/graphite/id-2.f90: New.
3639 * testsuite/gfortran.dg/graphite/id-3.f90: New.
3640 * testsuite/gfortran.dg/graphite/id-4.f90: New.
3641 * testsuite/gfortran.dg/graphite/pr37857.f90: New.
3642
36432008-12-02 Sebastian Pop <sebastian.pop@amd.com>
3644 Jan Sjodin <jan.sjodin@amd.com>
3645 Harsha Jagasia <harsha.jagasia@amd.com>
3646
3647 PR middle-end/37852
3648 PR middle-end/37883
3649 PR middle-end/37928
3650 PR middle-end/37980
3651 PR middle-end/38038
3652 PR middle-end/38039
3653 PR middle-end/38073
3654 PR middle-end/38083
3655 PR middle-end/38125
3656
3657 * testsuite/gcc.dg/graphite/pr38073.c: New.
3658 * testsuite/gcc.dg/graphite/pr37928.c: New.
3659 * testsuite/gcc.dg/graphite/pr37883.c: New.
3660 * testsuite/gcc.dg/graphite/pr38125.c: New.
3661 * testsuite/gfortran.dg/graphite/pr38083.f90: New.
3662 * testsuite/gfortran.dg/graphite/pr37852.f90: New.
3663 * testsuite/gfortran.dg/graphite/pr37980.f90: New.
3664
3665 * testsuite/gcc.dg/graphite/scop-18.c: Remove reduction, test for
3666 the number of detected scops. Copy exact same test for loop
3667 blocking...
3668 * testsuite/gcc.dg/graphite/block-1.c: Fix the number of expected
3669 loops to be blocked as reductions are not handled.
3670 * testsuite/gcc.dg/graphite/block-4.c: ...here. New.
3671
3672 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
3673 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
3674 ...here.
3675 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
3676 * Makefile.in (graphite.o): Depend on value-prof.h.
3677 (graphite.o-warn): Removed -Wno-error.
3678 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
3679 to be a NULL pointer. Call update_stmt. Return the newly created
3680 cannonical induction variable.
3681
3682 * graphite.h (debug_rename_map): Declared. Fix some comments.
3683
3684 * graphite.c: Reimplement the code generation from graphite to gimple.
3685 Include value-prof.h.
3686 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
3687 (get_old_iv_from_ssa_name): Removed.
3688 (graphite_stmt_p): New.
3689 (new_graphite_bb): Test for useful statements before building a
3690 graphite statement for the basic block.
3691 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
3692 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
3693 reason.
3694 (recompute_all_dominators, graphite_verify,
3695 nb_reductions_in_loop, graphite_loop_normal_form): New.
3696 (scop_record_loop): Call graphite_loop_normal_form.
3697 (build_scop_loop_nests): Iterate over all the blocks of the
3698 function instead of relying on the incomplete information from
3699 SCOP_BBS. Return the success of the operation.
3700 (find_params_in_bb): Use the data from GBB_DATA_REFS.
3701 (add_bb_domains): Removed.
3702 (build_loop_iteration_domains): Don't call add_bb_domains.
3703 Add the iteration domain only to the basic blocks that have been
3704 translated to graphite.
3705 (build_scop_conditions_1): Add constraints only if the basic
3706 block have been translated to graphite.
3707 (build_scop_data_accesses): Completely disabled until data
3708 dependence is correctly implemented.
3709 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
3710 (remove_all_edges_1, remove_all_edges): Removed.
3711 (get_new_name_from_old_name): New.
3712 (graphite_rename_variables_in_stmt): Renamed
3713 rename_variables_in_stmt. Call get_new_name_from_old_name.
3714 Use replace_exp and update_stmt.
3715 (is_old_iv): Renamed is_iv.
3716 (expand_scalar_variables_stmt): Extra parameter for renaming map.
3717 Use replace_exp and update_stmt.
3718 (expand_scalar_variables_expr): Same. Use the map to get the
3719 new names for the renaming of induction variables and for the
3720 renaming of variables after a basic block has been copied.
3721 (expand_scalar_variables): Same.
3722 (graphite_rename_variables): Renamed rename_variables.
3723 (move_phi_nodes): Removed.
3724 (get_false_edge_from_guard_bb): New.
3725 (build_iv_mapping): Do not insert the induction variable of a
3726 loop in the renaming iv map if the basic block does not belong
3727 to that loop.
3728 (register_old_new_names, graphite_copy_stmts_from_block,
3729 copy_bb_and_scalar_dependences): New.
3730 (translate_clast): Heavily reimplemented: copy basic blocks,
3731 do not move them. Finally, in call cleanup_tree_cfg in gloog.
3732 At each translation step call graphite_verify ensuring the
3733 consistency of the SSA, loops and dominators information.
3734 (collect_virtual_phis, find_vdef_for_var_in_bb,
3735 find_vdef_for_var_1, find_vdef_for_var,
3736 patch_phis_for_virtual_defs): Removed huge hack.
3737 (mark_old_loops, remove_dead_loops, skip_phi_defs,
3738 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
3739 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
3740 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
3741 if_region_get_condition_block, if_region_set_false_region,
3742 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
3743 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
3744 sese_add_exit_phis_edge, sese_add_exit_phis_var,
3745 rewrite_into_sese_closed_ssa): New.
3746 (gloog): Remove dead code. Early return if code cannot be
3747 generated. Call cleanup_tree_cfg once the scop has been code
3748 generated.
3749 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
3750 block loops with less than two loops.
3751 (graphite_apply_transformations): Remove the call to
3752 scop_remove_ignoreable_gbbs.
3753 (limit_scops): When build_scop_loop_nests fails, continue on
3754 the next scop. Fix open_scop.entry.
3755 (graphite_transform_loops): Call recompute_all_dominators: force the
3756 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
3757 Call initialize_original_copy_tables and free_original_copy_tables
3758 to be able to copy basic blocks during code generation.
3759 When build_scop_loop_nests fails, continue on next scop.
3760 (value_clast): New union.
3761 (clast_to_gcc_expression): Fix type cast warning.
3762
37632008-11-09 Sebastian Pop <sebastian.pop@amd.com>
3764
3765 * Merge from mainline (r140838:141727).
3766
37672008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
3768
3769 PR middle-end/37833
3770
3771 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
3772
37732008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
3774
3775 PR middle-end/37943
3776
3777 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
3778 exits and conditions.
3779 * testsuite/gcc.dg/graphite/pr37943.c: New.
3780
37812008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3782
3783 PR middle-end/37886
3784 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
3785
37862008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3787
3788 * doc/invoke.texi: Fix spaces.
3789
37902008-10-22 Sebastian Pop <sebastian.pop@amd.com>
3791
3792 PR tree-optimization/37891
3793 Reverted last commit.
3794 * graphite.c (create_single_entry_edge): Set
3795 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
3796
37972008-10-21 Sebastian Pop <sebastian.pop@amd.com>
3798 Mitul Thakkar <mitul.thakkar@amd.com>
3799
3800 * graphite.c (create_single_entry_edge): Set
3801 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
3802
38032008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
3804
3805 * doc/invoke.texi: Add -fgraphite-identity.
3806 * graphite.c (graphite_apply_transformations): Check for
3807 -fgraphite-identity.
3808 * toplev.c (process_options): Add flag_graphite_identity.
3809 * tree-ssa-loop.c: Add flag_graphite_identity.
3810
38112008-10-14 Sebastian Pop <sebastian.pop@amd.com>
3812
3813 Undo changes from 2008-10-02:
3814 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
3815 operand type when copying the operand to a variable of different type.
3816 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
3817 with the IV name after increment.
3818
38192008-10-14 Sebastian Pop <sebastian.pop@amd.com>
3820 Harsha Jagasia <harsha.jagasia@amd.com>
3821
3822 PR tree-optimization/37828
3823 * testsuite/gcc.dg/graphite/pr37828.c: New.
3824 * graphite.c (graphite_trans_loop_block): Do not loop block
3825 single nested loops.
3826
38272008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
3828 Sebastian Pop <sebastian.pop@amd.com>
3829
3830 * graphite.c (struct rename_map_elt, new_rename_map_elt,
3831 rename_map_elt_info, eq_rename_map_elts): New.
3832 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
3833 (expand_scalar_variables_expr): Change parameters.
3834 (expand_scalar_variables_stmt): Same.
3835 (expand_scalar_variables): Same.
3836 (graphite_rename_ivs): Rename graphite_rename_variables.
3837 (build_iv_mapping): New.
3838 (translate_clast): Call build_iv_mapping.
3839 * graphite.h (gbb_p): New name.
3840
38412008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
3842
3843 PR tree-optimization/37684
3844 * gcc.dg/graphite/pr37684.c: New.
3845 * graphite.c (exclude_component_ref): New.
3846 (is_simple_operand): Call exclude_component_ref.
3847
38482008-10-02 Jan Sjodin <jan.sjodin@amd.com>
3849 Harsha Jagasia <harsha.jagasia@amd.com>
3850
3851 PR tree-optimization/37485
3852 * gcc.dg/graphite/block-2.c: New
3853 * graphite.c (gmp_cst_to_tree): Moved.
3854 (iv_stack_entry_is_constant): New.
3855 (iv_stack_entry_is_iv): New.
3856 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3857 (loop_iv_stack_insert_constant): New.
3858 (loop_iv_stack_pop): Use new datatpype.
3859 (loop_iv_stack_get_iv): Same.
3860 (loop_iv_stack_get_iv_from_name): Same.
3861 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3862 (loop_iv_stack_patch_for_consts): New.
3863 (loop_iv_stack_remove_constants): New.
3864 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3865 (translate_clast): Call loop_iv_stack_patch_for_consts and
3866 loop_iv_stack_remove_constants.
3867 (gloog): Use new datatype. Redirect construction edge to end
3868 block to avoid accidental deletion.
3869 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3870 iv stack entry.
3871 (union iv_stack_entry_data): New. Data in iv stack entry.
3872 (struct iv_stack_entry): New. Datatype for iv stack entries.
3873
38742008-10-02 Sebastian Pop <sebastian.pop@amd.com>
3875
3876 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
3877 operand type when copying the operand to a variable of different type.
3878
38792008-10-02 Sebastian Pop <sebastian.pop@amd.com>
3880
3881 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
3882 with the IV name after increment.
3883
38842008-10-02 Sebastian Pop <sebastian.pop@amd.com>
3885
3886 * Merge from mainline (r140164:140838).
3887
38882008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
3889
3890 * graphite-data-ref.c: New.
3891 * graphite.c (print_scop): Also dump the dependence graph.
3892 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
3893 (new_scop): Initialize SCOP_DEP_GRAPH.
3894 (build_scop_dynamic_schedules): New.
3895 (build_access_matrix_with_af): Fixed column numbering.
3896 (graphite_transform_loops): Call build_scop_dynamic_schedules.
3897 * graphite.h: Add ifndef/define guards against multiple inclusion.
3898 (struct scop): Add dep_graph field.
3899 (SCOP_DEP_GRAPH): Defined.
3900 (ref_nb_loops): Fixed and moved to other position.
3901 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
3902 (nb_loops_around_loop_in_scop): New.
3903 (graphite_dump_dependence_graph): Declared.
3904 (graphite_build_rdg_all_levels): Declared.
3905 (graphite_test_dependence): Declared.
3906 * Makefile.in (graphite-data-ref.o): New target.
3907
39082008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3909
3910 * Merge from mainline (139870:140164).
3911
39122008-09-01 Sebastian Pop <sebastian.pop@amd.com>
3913
3914 * Merge from mainline (138275:139870).
3915 * testsuite/gcc.dg/graphite/scop-matmult.c: XFailed as one of
3916 the commits from trunk broke the niter detection.
3917
39182008-09-01 Sebastian Pop <sebastian.pop@amd.com>
3919
3920 * graphite.c: Add more documentation. Fix formatting.
3921 (debug_loop_vec, debug_oldivs, loop_iv_stack,
3922 loop_iv_stack_debug): Moved...
3923 (schedule_to_scattering): Move before use.
3924 (dot_all_scops): Include in "#if 0" the code for system
3925 call dotty.
3926
3927 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
3928 loop_iv_stack_debug): ...here.
3929
39302008-08-29 Jan Sjodin <jan.sjodin@amd.com>
3931
3932 * tree-phinodes.c (make_phi_node): Extern.
3933 (add_phi_node_to_bb): New.
3934 (create_phi_node): Call add_phi_node_to_bb.
3935 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
3936 (remove_statement): Handle case where stored phi was updated
3937 and is no longer the same.
3938 * graphite.c (is_parameter): New.
3939 (is_old_iv): New.
3940 (expand_scalar_variables_expr): New.
3941 (expand_scalar_variables_stmt): New.
3942 (expand_scalar_variables): New.
3943 (move_phi_nodes): Create new phi instead of moving old one.
3944 (translate_clast): Call expand_scalar_variables.
3945 (find_vdef_for_var_in_bb): Also scan regular definitions.
3946 (skip_phi_defs): New.
3947 (collect_scop_exit_phi_args): New.
3948 (patch_scop_exit_phi_args): New.
3949 (gloog): Patch phis after scop.
3950 * tree-flow.h: (add_phi_node_to_bb): Declared.
3951 (make_phi_node): Declared.
3952
39532008-08-26 Sebastian Pop <sebastian.pop@amd.com>
3954
3955 * graphite.c (end_scop): Split the entry of the scop when it
3956 is the header of the loop in which the scop is ending.
3957 (build_scops_1, limit_scops): Update uses of end_scop.
3958
39592008-08-26 Sebastian Pop <sebastian.pop@amd.com>
3960
3961 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
3962 SCOP_ENTRY or SCOP_EXIT.
3963
39642008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3965
3966 * graphite.c (get_construction_edge): Removed.
3967 (gloog): Construction edge is the scop entry edge.
3968
39692008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3970
3971 * graphite.c (can_generate_for_scop): Removed.
3972 (gloog): Do not call it.
3973
39742008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3975
3976 * graphite.c (new_scop): Entry of a scop is an edge.
3977 Initialize SESE region.
3978 (free_scop): Free SESE region.
3979 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
3980 (split_difficult_bb): New, split from end_scop.
3981 (end_scop): Exit of a scop is an edge.
3982 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
3983 not automatically updated and thus is always wrong.
3984 * graphite.h (struct sese): New.
3985 (SESE_ENTRY): New.
3986 (SESE_EXIT): New.
3987 (struct scop): New field for a SESE region. Remove entry, exit.
3988 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
3989 semantics as before. Moved comment around.
3990
39912008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
3992 Sebastian Pop <sebastian.pop@amd.com>
3993
3994 * graphite.c (graphite_transform_loops): Always enable gloog
3995 and find_transform when ENABLE_CHECKING.
3996
39972008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3998
3999 * graphite.c (graphite_transform_loops): Move pretty printer
4000 of SCOPs before doing any transform. Remove call to print_scops
4001 and dot_all_scops_1.
4002
40032008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4004
4005 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
4006 (print_graphite_bb): Same.
4007
40082008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4009
4010 * graphite.c (dot_all_scops_1): Cleanup.
4011 (move_scops): Fix comment.
4012
40132008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4014
4015 * graphite.c (build_scop_bbs): Revert commit 139355:
4016
4017 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4018 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4019
4020 * graphite.c (build_scop_bbs): Factor up code.
4021
40222008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4023
4024 * graphite.c (gloog): Update dominator info.
4025
40262008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4027
4028 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
4029
40302008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4031
4032 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
4033 initialization.
4034 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
4035 (translate_clast): Correct formatting.
4036 * graphite.h (struct num_map): Removed.
4037 (struct graphite_bb): Remove num_map field.
4038 (GBB_INDEX_TO_NUM_MAP): Removed.
4039
40402008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4041
4042 * graphite.c (build_access_matrix_with_af): Fix comments.
4043 (build_scop_data_accesses): Same.
4044
40452008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4046
4047 * graphite.c (build_scop_data_accesses): Don't construct
4048 access matrices. Add a FIXME and an assert condition that
4049 should pass when the access matrices will be needed.
4050
40512008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4052
4053 * tree-data-ref.c (stmt_simple_memref_p): Don't call
4054 really_constant_p.
4055 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
4056 Moved close by free_graphite_bb.
4057 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
4058 (new_scop): Move close by free_scop.
4059 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
4060
40612008-08-22 Jan Sjodin <jan.sjodin@amd.com>
4062
4063 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
4064 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
4065 instead of recursive call.
4066 (graphite_translate_clast_equation): New.
4067 (graphite_create_guard_cond_expr): New.
4068 (graphite_create_new_guard): New.
4069 (get_stack_index_from_iv): Removed.
4070 (graphite_rename_ivs_stmt): Use gbb_loop_index.
4071 (get_true_edge_from_guard_bb): New.
4072 (translate_clast): Handle stmt_guard in clast.
4073 (get_construction_edge): Allow construction edge detection for
4074 a scope entry with multiple predecessors if one predecessor is
4075 the immediate dominator of scope entry.
4076 (can_generate_code_stmt): Enable code generation for clast_guard.
4077 (gloog): Use correct context loop. Removed check for post dominators.
4078 * cfgloop.h (create_empty_if_region_on_edge): Declared.
4079
40802008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4081
4082 * graphite.c (remove_dead_loops): Document better which
4083 loops are removed.
4084
40852008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4086
4087 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
4088 and PPLINC.
4089 (graphite.o): Also depends on pointer-set.h.
4090
40912008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4092
4093 * graphite.c (scop_record_loop): Fix compile warning.
4094
40952008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
4096 Sebastian Pop <sebastian.pop@amd.com>
4097
4098 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
4099
41002008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4101
4102 * graphite.c (build_graphite_bb): Initialize bb->aux to
4103 point to the graphite_bb_p.
4104 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
4105 content of bb->aux.
4106 (add_bb_domains): Does not use the scop parameter.
4107 (graphite_transform_loops): Clean bb->aux at the end.
4108
41092008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4110 Sebastian Pop <sebastian.pop@amd.com>
4111
4112 * testsuite/lib/target-supports.exp
4113 (check_effective_target_fgraphite): New.
4114
4115 * testsuite/gcc.dg/graphite/graphite.exp: Early exit when
4116 check_effective_target_fgraphite returns false.
4117 Set dg-do-what-default to compile.
4118 (scan-graphite-dump-times): Removed.
4119 * testsuite/gfortran.dg/graphite/graphite.exp: Same.
4120
4121 * testsuite/gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
4122 Use scan-tree-dump-times instead of scan-graphite-dump-times.
4123 * testsuite/gcc.dg/graphite/scop-1.c: Same.
4124 * testsuite/gcc.dg/graphite/scop-2.c: Same.
4125 * testsuite/gcc.dg/graphite/scop-3.c: Same.
4126 * testsuite/gcc.dg/graphite/scop-4.c: Same.
4127 * testsuite/gcc.dg/graphite/scop-5.c: Same.
4128 * testsuite/gcc.dg/graphite/scop-6.c: Same.
4129 * testsuite/gcc.dg/graphite/scop-7.c: Same.
4130 * testsuite/gcc.dg/graphite/scop-8.c: Same.
4131 * testsuite/gcc.dg/graphite/scop-9.c: Same.
4132 * testsuite/gcc.dg/graphite/scop-10.c: Same.
4133 * testsuite/gcc.dg/graphite/scop-11.c: Same.
4134 * testsuite/gcc.dg/graphite/scop-12.c: Same.
4135 * testsuite/gcc.dg/graphite/scop-13.c: Same.
4136 * testsuite/gcc.dg/graphite/scop-matmult.c: Same.
4137 * testsuite/gcc.dg/graphite/scop-14.c: Same.
4138 * testsuite/gcc.dg/graphite/scop-15.c: Same.
4139 * testsuite/gcc.dg/graphite/block-0.c: Same.
4140 * testsuite/gcc.dg/graphite/scop-16.c: Same.
4141 * testsuite/gcc.dg/graphite/block-1.c: Same.
4142 * testsuite/gcc.dg/graphite/scop-17.c: Same.
4143 * testsuite/gcc.dg/graphite/scop-18.c: Same.
4144 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
4145 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
4146 * testsuite/gfortran.dg/graphite/block-2.f: Same.
4147
41482008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4149
4150 * graphite.c: Fix some XXX comments.
4151 (build_scop_dynamic_schedules): Removed.
4152
41532008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4154
4155 * graphite.h (scop_max_loop_depth): Moved...
4156 * graphite.c (scop_max_loop_depth): ...here.
4157 (remove_all_edges_1): New.
4158 (remove_all_edges): Factored code.
4159 (remove_cond_exprs): Check only the last statement for
4160 a GIMPLE_COND expression.
4161
41622008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4163
4164 * graphite.c (scan_tree_for_params): Early return when the
4165 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
4166 (find_scop_parameters): Factor out code.
4167 (graphite_trans_bb_strip_mine): Remove dead code.
4168
41692008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4170
4171 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
4172 graphite_trans_bb_move_loop): Factor asserts.
4173 (gloog): Perform sanity checks only for ENABLE_CHECKING.
4174 Do not call calculate_dominance_info and estimate_bb_frequencies.
4175
41762008-08-20 Jan Sjodin <jan.sjodin@amd.com>
4177
4178 * graphite.c (create_loops_mapping, free_loops_mapping,
4179 create_loops_mapping_num, debug_loop_mapping_1,
4180 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
4181 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
4182 graphite_loops_mapping_add_child_num,
4183 graphite_loops_mapping_insert_child,
4184 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
4185 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
4186 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
4187 create_num_from_index, get_num_from_index,
4188 swap_loop_mapped_depth): Removed.
4189 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
4190 (free_scop): Do not call free_loops_mapping.
4191 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
4192 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
4193 get_loop_mapped_depth.
4194 (graphite_trans_bb_move_loop): Do not update the loop mapping.
4195 (graphite_trans_bb_strip_mine): Same.
4196 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
4197 (struct scop): Remove field loops_mapping.
4198
41992008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4200 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4201
4202 * graphite.c (scop_record_loop): Factor out one level of the
4203 condition by early return.
4204 (build_scop_loop_nests): Format following FSF coding style.
4205 (build_scop_dynamic_schedules): Factor out code.
4206 (scopdet_bb_info): Reindent. Default case should not be reachable.
4207
42082008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4209 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4210
4211 * graphite.c (loop_affine_expr): Check for DECL_P or struct
4212 assignments that are not handled as simple operands for now.
4213
42142008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4215 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4216
4217 * graphite.c (build_scop_bbs): Factor up code.
4218
42192008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4220 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4221
4222 * graphite.c (stmt_simple_for_scop_p): Factor code out
4223 of the loop.
4224 (enum gbb_type): New. Group all the GBB_* types under it.
4225 (is_loop_exit): Moved...
4226 (end_scop): Enable BB spliting.
4227 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
4228 * cfgloop.h (is_loop_exit): Declared.
4229
42302008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4231
4232 * doc/invoke.texi: Remove strides from examples containing
4233 DO loops when the strides are equal to 1.
4234
42352008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
4236 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4237
4238 * graphite.c (graphite_trans_scop_block): Or the result with
4239 the result from graphite_trans_loop_block.
4240 * testsuite/gcc.dg/graphite/block-1.c: New.
4241 * testsuite/gfortran.dg/graphite/block-1.f90: New.
4242 * testsuite/gfortran.dg/graphite/block-2.f: New.
4243
42442008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4245
4246 * graphite.c (graphite_transform_loops): Call cloog_initialize
4247 and cloog_finalize.
4248
42492008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4250
4251 * tree-data-ref.c) (stmt_simple_memref_p): New.
4252 * tree-data-ref.h (stmt_simple_memref_p): Declared.
4253 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
4254 (is_simple_operand): Call stmt_simple_memref_p.
4255
4256 * testsuite/gcc.dg/graphite/scop-matmult.c: Updated for not
4257 using pointer arithmetic, as this is optimized by PRE and
4258 makes the code too difficult to analyze.
4259
4260 * testsuite/gcc.dg/graphite/scop-18.c: Same.
4261
42622008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4263
4264 * gdbinit.in (pgg): New.
4265
42662008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4267
4268 * graphite.c (graphite_trans_loop_block): Fix warning.
4269
42702008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4271
4272 * graphite.c (graphite_trans_loop_block): Fix my merge error.
4273
42742008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4275
4276 * graphite.c (graphite_trans_bb_block): Remove check for
4277 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
4278 Check if loop blocking is profitable for every loop, before applying
4279 the changes.
4280 (graphite_apply_transformations): Call graphite_trans_bb_block only,
4281 if flag_loop_block is set.
4282
42832008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4284
4285 * graphite.c: Add some more documentation for the loop
4286 mapping.
4287
42882008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4289
4290 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
4291 * graphite.c: Format on less than 80 columns.
4292 * graphite.h: Same.
4293
42942008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4295
4296 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
4297
42982008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4299
4300 * doc/invoke.texi (floop-block, floop-strip-mine,
4301 floop-interchange): Update documentation with examples.
4302
43032008-08-13 Sebastian Pop <sebastian.pop@amd.com>
4304
4305 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
4306 add_referenced_var.
4307 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
4308
43092008-08-13 Sebastian Pop <sebastian.pop@amd.com>
4310
4311 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
4312 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
4313 * tree-scalar-evolution.c: Revert useless changes.
4314 * tree-phinodes.c: Same.
4315 * cfghooks.c: Same.
4316 * vec.h: Same.
4317 * tree-vectorizer.h: Same.
4318 * tree-flow.h: Same.
4319 * tree-cfg.c: Same.
4320 * common.opt (fgraphite): Update documentation.
4321
43222008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
4323
4324 * doc/invoke.texi (-floop-block, -floop-strip-mine,
4325 -floop-interchange): Add more text for explaining what each of these
4326 flags is doing.
4327 * tree-into-ssa.c (gimple_vec): Moved to...
4328 * graphite.c: Include gimple.h.
4329 (gimple_vec): Moved to...
4330 (del_loop_to_cloog_loop): Removed.
4331 (loop_affine_expr): Do not call create_data_ref when the
4332 operand is a constant.
4333 (new_scop): Use free instead of del_loop_to_cloog_loop.
4334 * Makefile.in (graphite.o): Depend on GIMPLE_H.
4335 * gimple.h (gimple_vec): ... here.
4336
43372008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4338
4339 * graphite.c (scopdet_bb_info): Only allow loops with known number of
4340 latch executions.
4341 (build_loop_iteration_domains): Fail, if latch executions unknown.
4342
43432008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4344
4345 * graphite.c (add_conditions_to_domain): New.
4346 (build_scop_conditions_1): Call add_conditions_to_domain.
4347 (set_cloog_options): Allow to disable optimizations.
4348
43492008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4350
4351 * graphite.c (find_params_in_bb): Look for parameters in conditions.
4352 Do not use walk_dominator_tree.
4353 (find_scop_parameters): Do not use walk_dominator_tree.
4354
43552008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4356
4357 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
4358 (idx_record_params): Adapt.
4359 * graphite.h (scop_gimple_loop_depth): New.
4360
43612008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4362
4363 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
4364 (scan_tree_for_params): Remove value_init.
4365 (build_scop_context): Remove value_init.
4366 (build_loop_iteration_domains): Remove value_init.
4367 (schedule_to_scattering): Remove value_init.
4368 (graphite_trans_bb_strip_mine): Remove value_init.
4369
43702008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4371
4372 * gcc/graphite.c (limit_scops): New.
4373 (graphite_transform_loops): Add limit SCoPs.
4374 * gcc/testsuite/gcc.dg/graphite/scop-0.c: Update number of SCoPs.
4375 * gcc/testsuite/gcc.dg/graphite/scop-1.c: Update number of SCoPs.
4376 * gcc/testsuite/gcc.dg/graphite/scop-10.c: Update number of SCoPs.
4377 * gcc/testsuite/gcc.dg/graphite/scop-11.c: Update number of SCoPs.
4378 * gcc/testsuite/gcc.dg/graphite/scop-12.c: Update number of SCoPs.
4379 * gcc/testsuite/gcc.dg/graphite/scop-13.c: Update number of SCoPs.
4380 * gcc/testsuite/gcc.dg/graphite/scop-14.c: Update number of SCoPs.
4381 * gcc/testsuite/gcc.dg/graphite/scop-15.c: Update number of SCoPs.
4382 * gcc/testsuite/gcc.dg/graphite/scop-16.c: Update number of SCoPs.
4383 Change loop numbers.
4384 * gcc/testsuite/gcc.dg/graphite/scop-17.c: Update number of SCoPs.
4385 Change loop numbers.
4386 * gcc/testsuite/gcc.dg/graphite/scop-18.c: Update number of SCoPs.
4387 * gcc/testsuite/gcc.dg/graphite/scop-2.c: Update number of SCoPs.
4388 * gcc/testsuite/gcc.dg/graphite/scop-3.c: Update number of SCoPs.
4389 * gcc/testsuite/gcc.dg/graphite/scop-4.c: Update number of SCoPs.
4390 * gcc/testsuite/gcc.dg/graphite/scop-5.c: Update number of SCoPs.
4391 * gcc/testsuite/gcc.dg/graphite/scop-6.c: Update number of SCoPs.
4392 * gcc/testsuite/gcc.dg/graphite/scop-7.c: Update number of SCoPs.
4393 * gcc/testsuite/gcc.dg/graphite/scop-8.c: Update number of SCoPs.
4394 * gcc/testsuite/gcc.dg/graphite/scop-9.c: Update number of SCoPs.
4395 * gcc/testsuite/gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
4396
43972008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4398
4399 * graphite.c (graphite_transform_loops): Call always find_transform.
4400
44012008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
4402
4403 * graphite.c (free_loops_mapping): New.
4404 (stmt_simple_for_scop_p): Fix typo.
4405 (stmt_simple_for_scop_p): Fix tuples functions, that
4406 broke polyhedron.
4407 (free_graphite_bb): Fix some memleaks.
4408 (free_scop): Fix some memleaks.
4409 (scopdet_bb_info): Do not forget some tmp SCoPs.
4410 (find_params_in_bb): Fix some memleaks.
4411 (clast_to_gcc_expression): Fix warning.
4412
44132008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
4414
4415 * testsuite/gcc.dg/graphite/scop-16.c: Fix for 32bit.
4416 * testsuite/gcc.dg/graphite/scop-17.c: Fix for 32bit.
4417
44182008-08-04 Sebastian Pop <sebastian.pop@amd.com>
4419
4420 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
4421 Move code ifdef-ed HAVE_cloog...
4422 * graphite.c: Include toplev.h.
4423 ... here.
4424 * Makefile.in (OBJS-common): Always build graphite.o.
4425 (BACKEND): Remove @GRAPHITE@.
4426 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
4427 (graphite.o): Depend on TOPLEV_H.
4428
44292008-08-04 Sebastian Pop <sebastian.pop@amd.com>
4430
4431 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
4432 Remove typo left from polylib to ppl conversion.
4433 * graphite.c (graphite_transforms): Use sorry instead of fatal.
4434
44352008-08-03 Sebastian Pop <sebastian.pop@amd.com>
4436
4437 * toplev.c (process_options): Move the graphite loop optimization
4438 flags...
4439 * tree-ssa-loop.c (graphite_transforms): ... here.
4440 When not configured with CLooG, print to dump_file that
4441 Graphite transforms were not performed.
4442 * testsuite/gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
4443 New.
4444 * testsuite/gcc.dg/graphite/*.c: Updated all testcases to use
4445 scan-graphite-dump-times.
4446
44472008-08-03 Sebastian Pop <sebastian.pop@amd.com>
4448
4449 * graphite.c (dot_scop, dot_all_scops): Do not call system.
4450 Do not open /tmp/scop.dot and /tmp/allscops.dot.
4451
44522008-08-02 Sebastian Pop <sebastian.pop@amd.com>
4453 Jan Sjodin <jan.sjodin@amd.com>
4454
4455 * configure: Regenerated.
4456 * omp-low.c (expand_omp_sections): Remove now unused code.
4457 * config.in (HAVE_polylib): Removed.
4458 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
4459 (PPLLIBS, PPLINC): Added.
4460 * graphite.c: Replace unsigned with int wherever possible.
4461 Don't access Cloog's data structures, but use accessor functions.
4462 Clast's stmt->type is now implemented as a vtable: change the
4463 switches of stmt->type into ifs.
4464 (polylib/polylibgmp.h): Don't include.
4465 (initialize_dependence_polyhedron,
4466 initialize_data_dependence_polyhedron, is_empty_polyhedron,
4467 statement_precedes_p, test_dependence, build_rdg_all_levels,
4468 dump_dependence_graph): Removed until this code is cleaned up
4469 or ported to Cloog.
4470 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
4471 (POLYLIBINC): Renamed PPLINC.
4472
44732008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
4474 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4475 Jan Sjodin <jan.sjodin@amd.com>
4476
4477 Finish the merge and tuplification of graphite.
4478
44792008-07-24 Sebastian Pop <sebastian.pop@amd.com>
4480 Jan Sjodin <jan.sjodin@amd.com>
4481
4482 Partial merge from mainline (138072:138275).
4483 * graphite.c still has to be tuplified.
4484
44852008-07-29 Jan Sjodin <jan.sjodin@amd.com>
4486
4487 * graphite.c (graphite_loops_mapping_max_loop_num): New.
4488 (create_num_from_index): New.
4489 (get_num_from_index): Also pass in the graphite BB.
4490 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
4491 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
4492 (graphite_trans_bb_strip_mine): Call create_num_from_index.
4493 (is_interchange_valid): Return false when failing.
4494 * graphite.h (struct num_map): New.
4495 (struct graphite_bb): New field num_map.
4496 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
4497
44982008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
4499
4500 * graphite.c (dump_gbb_conditions): Print also conditions like
4501 "if (a)". Remove dublicated code and use print_generic_expr ().
4502 (stmt_simple_for_scop_p): Only allow conditions we can handle
4503 {<, <=, >, >=}.
4504
45052008-07-25 Jan Sjodin <jan.sjodin@amd.com>
4506
4507 * graphite.h (struct scop): Removed new_ivs field.
4508 (SCOP_NEWIVS): Deleted.
4509 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
4510 clast_to_gcc_expression, graphite_create_new_loop):
4511 Removed use of new_ivs.
4512
45132008-07-25 Jan Sjodin <jan.sjodin@amd.com>
4514
4515 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
4516 create_loops_mapping_num, debug_loop_mapping_1): New.
4517 (debug_loop_mapping): Call debug_loop_mapping_1.
4518 (get_loop_mapping_for_num,
4519 graphite_loops_mapping_add_child,
4520 graphite_loops_mapping_add_child_num,
4521 graphite_loops_mapping_insert_child,
4522 graphite_loops_mapping_parent,
4523 split_loop_mapped_depth_for_num,
4524 loop_mapped_depth_split_loop): New.
4525 (increment_loop_mapped_depths): Removed.
4526 (swap_loop_mapped_depth_for_num): Reimplemented.
4527 (new_scop): Call create_loops_mapping.
4528 (scop_record_loop): Call graphite_loops_mapping_insert_child.
4529 (translate_clast): Pass the old loop father in parameter, and pass
4530 it to get_old_iv_from_ssa_name.
4531 (remove_edges_around_useless_blocks, can_generate_code_stmt,
4532 can_generate_code, can_generate_for_scop): New.
4533 (graphite_trans_bb_block): Returns false when it fails to transform.
4534 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
4535
45362008-07-25 Sebastian Pop <sebastian.pop@amd.com>
4537
4538 Reverted all the changes related to the streamization and
4539 loop fusion.
4540 These changes are now tracked in the streamization branch.
4541
45422008-07-25 Sebastian Pop <sebastian.pop@amd.com>
4543 Jan Sjodin <jan.sjodin@amd.com>
4544
4545 * graphite.c (gbb_compare): Correctly constify.
4546 (gbb_can_be_ignored): Indent.
4547 (graphite_trans_scop_swap_1and2): Add legality check.
4548 Remove dead FIXMEs.
4549
45502008-07-25 Sebastian Pop <sebastian.pop@amd.com>
4551
4552 Remove fallouts from "Reverted the Condate changes".
4553 * tree.h: Remove unused decl.
4554 * testsuite/gcc.dg/tree-checker: Same.
4555 * timevar.def: Remove counter.
4556
45572008-07-24 Sebastian Pop <sebastian.pop@amd.com>
4558
4559 * Merge from mainline (135673:138072).
4560
4561 Reverted the MIRO changes (from 2008-04-05) that are now
4562 tracked in the miro branch.
4563 * tree-bounds.c: Removed.
4564 * tree-bounds.h: Removed.
4565
4566 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
4567 are now tracked in the condate branch.
4568 * tree-check.c: Removed.
4569 * tree-match.c: Removed.
4570 * condate.y: Removed.
4571
45722008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4573
4574 * common.opt: New user flag -floop-block, -floop-strip-mine
4575 and -floop-interchange.
4576 * toplev.c (process_options): Enable -fgraphite pass if any one of the
4577 graphite loop optimization flags is turned on.
4578 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
4579 flag_loop_strip_mine and flag_loop_interchange checks before
4580 optimizations.
4581 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
4582 -floop-strip-mine and -floop-interchange.
4583 * testsuite/gcc.dg/graphite/block-0.c: Add -floop-block and remove
4584 -fgraphite.
4585 * testsuite/gcc.dg/graphite/scop-16.c: Ditto.
4586 * testsuite/gcc.dg/graphite/scop-17.c: Ditto.
4587 * testsuite/gcc.dg/graphite/scop-18.c: Ditto.
4588
45892008-07-23 Jan Sjodin <jan.sjodin@amd.com>
4590 Sebastian Pop <sebastian.pop@amd.com>
4591
4592 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
4593 (create_empty_loop_on_edge): More fixes.
4594 * tree-phinodes.c (resize_phi_node): Extern.
4595 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
4596 * cfghooks.c (update_dominator_information): New split from
4597 split_edge.
4598 * tree-vectorizer.c (rename_variables_in_bb): Extern.
4599 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
4600 successor of the function entry block.
4601
4602 * graphite.c: Include pointer-set.h.
4603 (debug_loop_mapping, increment_loop_mapped_depths,
4604 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
4605 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
4606 swap_loop_mapped_depth_for_num, get_num_from_index,
4607 swap_loop_mapped_depth, loop_iv_stack_debug,
4608 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
4609 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
4610 get_old_iv_from_ssa_name): New.
4611 (new_scop): Initialize SCOP_LOOPS_MAPPING.
4612 (free_scop): Free SCOP_LOOPS_MAPPING.
4613 (scop_record_loop): Record old ivs.
4614 (create_var_name): Removed.
4615 (initialize_cloog_names): Allocate double space in case strip mine
4616 applies to all loops once.
4617 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
4618 (clast_to_gcc_expression): Same. Implement more clast to gimple
4619 translation.
4620 (graphite_create_new_loop): Pass in ivstack.
4621 (remove_all_edges): Pass in the construction_edge.
4622 (graphite_remove_iv): Removed.
4623 (graphite_rename_ivs, graphite_rename_ivs_stmt,
4624 remove_cond_exprs): Rewritten.
4625 (move_phi_nodes): New.
4626 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
4627 (translate_clast): Pass in ivstack. Rewrite some cases.
4628 (set_cloog_options, debug_clast_stmt): New.
4629 (find_transform): Use set_cloog_options.
4630 (outermost_loop_layer): Removed.
4631 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
4632 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
4633 mark_old_loops, remove_dead_loops): New.
4634 (gloog): Rewritten.
4635 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
4636 (const_column_index, get_first_matching_sign_row_index,
4637 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
4638 get_upper_bound): New.
4639 (graphite_trans_bb_strip_mine): Also update the iv map.
4640
4641 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
4642 (struct name_tree): Add a loop field.
4643 (struct scop): Add a graphite_loops_mapping field.
4644 (SCOP_LOOPS_MAPPING): New.
4645 (debug_clast_stmt): Declare.
4646 * lambda.h (find_induction_var_from_exit_cond): Declare.
4647 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
4648 * cfgloop.h (update_dominators_in_loop): Removed declaration.
4649 (create_empty_loop_on_edge): Updated.
4650 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
4651 rename_variables_in_bb): Declare.
4652 * tree-cfg.c (remove_bb): Extern.
4653
4654 * testsuite/gcc.dg/graphite/block-0.c: New.
4655
46562008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4657 Sebastian Pop <sebastian.pop@amd.com>
4658
4659 * graphite.c (strip_mine_profitable_p): New.
4660 (graphite_trans_bb_block): Disable strip mining if not profitable.
4661
4662 * testsuite/gcc.dg/graphite/scop-18.c: New.
4663 * testsuite/gcc.dg/graphite/scop-17.c: Fixed.
4664 * testsuite/gcc.dg/graphite/scop-16.c: Fixed.
4665
46662008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
4667 Jan Sjodin <jan.sjodin@amd.com>
4668 Sebastian Pop <sebastian.pop@amd.com>
4669
4670 * graphite.c (is_interchange_valid): New.
4671 (graphite_trans_bb_block): Check loop nest of basic block for legality
4672 of interchange.
4673
4674 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
4675 outer_most_loop, gbb_outer_most_loop_index): New.
4676
4677 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
4678 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
4679 * testsuite/gcc.dg/graphite/scop-16.c: New.
4680 * testsuite/gcc.dg/graphite/scop-17.c: New.
4681
46822008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
4683
4684 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
4685 (graphite_trans_scop_block): Ignore SCoPs without bbs.
4686
46872008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
4688
4689 * graphite.c (new_scop): Initialize SCOP_EXIT.
4690 (scopdet_info): Add.
4691 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
4692 (build_scops_1): Cleanup, bugfixes.
4693 (build_scops): Cleanup.
4694
4695 * testsuite/gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
4696 * testsuite/gcc.dg/graphite/scop-15.c: Add SCoP numbers.
4697
46982008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
4699
4700 * testsuite/gfortran.dg/graphite/scop-1.f: Update to reduced test case.
4701
4702 * testsuite/gfortran.dg/graphite/graphite.exp: Use
4703 DEFAULT_GRAPHITE_FLAGS.
4704
4705 * testsuite/gcc.dg/graphite/scop-15.c: Update to reduced test case.
4706
47072008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
4708
4709 * graphite.c (scan_tree_for_params): Do not assert any more if
4710 MULT_EXPR parameter is negative.
4711
4712 * testsuite/gfortran.dg/graphite/scop-1.f: New.
4713
4714 * testsuite/gfortran.dg/graphite/graphite.exp: New.
4715
4716 * testsuite/gcc.dg/graphite/scop-15.c: New.
4717
47182008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
4719
4720 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
4721
47222008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
4723
4724 * graphite.c (graphite_trans_bb_swap_loops): Rename from
4725 graphite_swap_loops.
4726 (graphite_trans_bb_move_loop): New.
4727 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
4728 (graphite_trans_bb_block): New.
4729 (graphite_trans_loop_block): New.
4730 (graphite_trans_scop_swap_1and2): Rename from
4731 graphite_trans_swap_1and2.
4732 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
4733 (graphite_trans_scop_block): New.
4734 (graphite_apply_transformations): Rename from
4735 graphite_transformations.
4736
4737 * testsuite/gcc.dg/graphite/scop-matmult.c: New.
4738
47392008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
4740
4741 * graphite.c (gbb_compare): New.
4742 (graphite_sort_gbbs): New.
4743 (gbb_can_be_ignored): New.
4744 (scop_remove_ignoreable_gbbs): New.
4745 (graphite_transformations): Cleanup and add
4746 scop_remove_ignoreable_gbbs.
4747 * lambda.h (lambda_vector_compare): New.
4748
47492008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
4750
4751 * graphite.c (print_graphite_bb): Correct printing of static schedule.
4752 (graphite_swap_loops): int -> unsigned
4753 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
4754 (graphite_transformations): New.
4755 (graphite_transform_loops): Move to graphite_transformations.
4756 * graphite.h (gbb_nb_loops): Return unsigned.
4757
47582008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
4759
4760 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
4761 the domain matrix. This makes scop-0.c work again.
4762
47632008-06-20 Richard Guenther <rguenther@suse.de>
4764
4765 * graphite.h: Adjust copyright to GPLv3.
4766 * graphite.c: Likewise.
4767 (stmt_simple_memref_for_scop_p): Split out from ...
4768 (stmt_simple_for_scop_p): ... here. Fix handling of calls
4769 and simplify.
4770 (get_bb_type): Optimize.
4771 (is_pred): Remove.
4772 (is_bb_addable): Fix memleak, replace is_pred call with
4773 single_pred.
4774 (build_scops): Use current_loops.
4775 (param_index): Fix memleak.
4776
47772008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4778
4779 * graphite.c: Fix formatting.
4780
47812008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4782
4783 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
4784 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
4785 (create_var_name, save_var_name): Newly defined functions.
4786 (initialize_cloog_names): Part of the code factored out to
4787 save_var_name.
4788 (clast_to_gcc_expression): Now handles the case of clast_red_sum
4789 in clast_reduction statement.
4790 (graphite_create_new_loop): Now takes a new parameter
4791 for outer_loop.
4792 (translate_clast): Now also takes the context_loop and bb_exit
4793 parameters. Rewritten the code so that it creates a gimple code
4794 inside the given context.
4795 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
4796 remove_cond_expr, disconnect_cond_expr,
4797 disconnect_virtual_phi_nodes): Newly defined functions.
4798 * graphite.h (struct scop): added old_ivs vector.
4799 SCOP_OLDIVS: New macro.
4800
48012008-06-19 Sebastian Pop <sebastian.pop@amd.com>
4802
4803 * cfgloopmanip.c: Add missing function comments, fix formatting.
4804
48052008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4806
4807 * cfgloopmanip.c (update_dominators_in_loop): Defined.
4808 (create_empty_loop_on_edge): Defined.
4809 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
4810 instead of void.
4811 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
4812 (update_dominators_in_loop): Declared as extern
4813 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
4814
48152008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
4816
4817 * graphite.c (print_graphite_bb): Allow changing number of loops
4818 in SCoP domain.
4819 (initialize_cloog_names): Allow changing number of loops.
4820 (build_cloog_prog): Simplify.
4821 (find_transform): Enable cloog option --strides.
4822 (graphite_swap_loops): New.
4823 (graphite_strip_mine_loop): New.
4824 (graphite_trans_swap_1and2): New.
4825 (graphite_trans_strip): New.
4826 (graphite_transform_loops): Add graphite_trans_strip.
4827 * graphite.h (scop_max_loop_depth): New.
4828
48292008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
4830
4831 * graphite.c (build_scop_iteration_domain): Remove forgotten
4832 line. (Fixes compile)
4833
48342008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
4835
4836 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
4837 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
4838 (build_bb_loops): New.
4839 (graphite_transform_loops): Add build_bb_loops.
4840 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
4841 numbers.
4842 * graphite.h (graphite_bb): Add loops.
4843 (gbb_nb_loops): New.
4844 (gbb_loop_at_index): New.
4845 (gbb_loop_index): New.
4846 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
4847 using nb_params_in_scop.
4848
48492008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
4850
4851 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
4852 (build_scop_canonical_schedules): Build minimized schedule.
4853 (schedule_to_scattering): Adapt to minimized schedule.
4854 * graphite.h (graphite_bb): Add/Update descriptions.
4855
48562008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
4857 Tobias Grosser <grosser@fim.uni-passau.de>
4858
4859 * graphite.c (print_graphite_bb): Add condition printing.
4860 (dump_value): New.
4861 (dump_gbb_conditions): New.
4862 (build_scop_conditions_1): New.
4863 (build_scop_conditions): New.
4864 * graphite.h (graphite_bb): Add conditions.
4865
48662008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
4867
4868 * graphite.c (print_graphite_bb):
4869 (free_graphite_bb): New.
4870 (free_scop): Free bbs.
4871 (get_bb_type): Free doms.
4872 (build_scop_context): Free context matrix.
4873 (build_loop_iteration_domains): Remove unused code.
4874 (build_cloog_prog): Free scattering function and blocklist.
4875 (find_transform): Free options.
4876
48772008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
4878
4879 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
4880 Remove unnecessery cloog data structures. Make a copy of the domain
4881 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
4882 unnecessary cloog data structures. Fix memory leaks. Remove insert
4883 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
4884 used.
4885 (build_scop_iteration_domain): Remove unnecessary cloog
4886 data structures. Fix memory leaks.
4887 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
4888 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
4889
48902008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4891
4892 * graphite.c (find_scop_params): Remove initialize_cloog_names.
4893
48942008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4895
4896 * graphite.c (end_scop): Style fix.
4897 (schedule_to_scattering): Style and comment fix.
4898
48992008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4900 * graphite.c (print_graphite_bb): Fix definiton of
4901 schedule_to_scattering.
4902 (initialize_cloog_names): Change nb_scattdims to max loop
4903 depth in SCoP.
4904 (schedule_to_scattering): Take parameter for number of scattering
4905 dimensions.
4906 (build_cloog_prog): Only build as much scattering dimensions as
4907 necessary.
4908
49092008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4910
4911 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
4912 in polyhedron/aermod.f90.
4913
49142008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
4915 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
4916 Harsha Jagasia <harsha.jagasia@amd.com>
4917
4918 * graphite.c (is_bb_addable): Fix segfault.
4919
49202008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
4921
4922 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
4923 with multiple exits and conditional handling in edge cases.
4924 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
4925
4926 * testsuite/gcc.dg/graphite/scop-14.c: New.
4927
49282008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
4929 Adrien Eliche <aeliche@isty.uvsq.fr>
4930
4931 * graphite.c (is_bb_addable): Add more comments and enhance
4932 readablity of the source code. Fix memory leak.
4933 (is_loop_exit): Fix memory leak.
4934
49352008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
4936
4937 * graphite.c (first_loop_in_scop): Deleted.
4938 (setup_cloog_loop): Only walk the loop chain for inner loops.
4939 (build_scop_iteration_domain): Execute setup_cloog_loop for
4940 all loops in the first layer.
4941
49422008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
4943
4944 * graphite.c (scan_tree_for_params): Change the way params are
4945 added to be indepenent of the number of loops.
4946 (setup_cloog_loop): Revert to short matrix format. Fix parameter
4947 handling.
4948 (build_cloog_prog): Revert to short matrix format.
4949
49502008-06-05 Sebastian Pop <sebastian.pop@amd.com>
4951 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
4952
4953 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
4954 warning.
4955
49562008-06-05 Sebastian Pop <sebastian.pop@amd.com>
4957
4958 * graphite.c (nb_data_refs_in_scop): New.
4959 (graphite_transform_loops): Print more stats: number of
4960 loops, basic blocks and data references per scop.
4961
49622008-06-04 Sebastian Pop <sebastian.pop@amd.com>
4963 Jan Sjodin <jan.sjodin@amd.com>
4964
4965 * graphite.c (loop_affine_expr, idx_record_params,
4966 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
4967 instead of instantiate_parameters.
4968
49692008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
4970
4971 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
4972 add support for parameters, add STATIC_SCHEDULE at the right places,
4973 cleanup.
4974
49752008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
4976
4977 * graphite.c (build_scop_loop_nests): Only add the loops, that
4978 are contained completely in the SCoP.
4979 (build_cloog_prog): Disable scattering, until schedule_to_scattering
4980 and the domains are fixed.
4981 (build_scop_canonical_schedules): Add support for bbs not contained
4982 in any SCoP.
4983
49842008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
4985
4986 * graphite.h (scop_contains_loop): Update comments to match
4987 the actual behavior.
4988 (scop_contains_loop): New.
4989 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
4990
49912008-06-04 Sebastian Pop <sebastian.pop@amd.com>
4992
4993 * graphite.c (get_bb_type): On function body, i.e. loop_0,
4994 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
4995 as GBB_COND_HEADER.
4996
49972008-06-04 Sebastian Pop <sebastian.pop@amd.com>
4998 Tobias Grosser <grosser@fim.uni-passau.de>
4999
5000 * graphite.c (graphite_transform_loops): Early return when
5001 there are no loops in the function.
5002
50032008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5004 Jan Sjodin <jan.sjodin@amd.com>
5005
5006 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
5007 offset of the last loop.
5008 (setup_cloog_loop): Copy the entire outer constraint matrix.
5009
50102008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5011 Jan Sjodin <jan.sjodin@amd.com>
5012
5013 * graphite.c (stmt_in_scop_p, function_parameter_p,
5014 invariant_in_scop_p): Removed.
5015 (scan_tree_for_params): Can be used with no constraint
5016 matrix for gathering parameters.
5017 (idx_record_params): Don't use idx_record_param, instead use
5018 scan_tree_for_params.
5019 (find_scop_parameters): Same.
5020 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
5021 Fix the size of loop domains.
5022 (schedule_to_scattering): Exit when the outer loop is not in scop.
5023 (find_transform): Enable build_cloog_prog.
5024
50252008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5026 Jan Sjodin <jan.sjodin@amd.com>
5027
5028 * graphite.c (schedule_to_scattering): Make scattering domains
5029 uniformly of the same size, as required by CLooG 0.14.0 and before.
5030
50312008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5032 Jan Sjodin <jan.sjodin@amd.com>
5033
5034 * graphite.c (schedule_to_scattering): Rewrite, correct the
5035 translation of the scheduling function to scattering.
5036 (build_cloog_prog): Call schedule_to_scattering only once.
5037 * graphite.h (scop_loop_index): Do not fail for loops not
5038 in the scop: return -1.
5039
50402008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
5041
5042 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
5043 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
5044 (setup_cloog_loop): Export GBB_DOMAIN.
5045 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
5046 able to rebuild the original control flow.
5047 * graphite.h (graphite_bb): Add domain field and access macro.
5048 (GBB_DOMAIN): New.
5049
50502008-05-30 Sebastian Pop <sebastian.pop@amd.com>
5051
5052 * graphite.c (debug_gbb): New.
5053 (print_scop, build_graphite_bb): Use SCOP_BBS.
5054 (build_scop_bbs): Reimplemented.
5055 (dfs_bb_in_scop_p): Removed.
5056 (build_scop_loop_nests): Reorder loops inserted in
5057 SCOP_LOOP_NEST: outer loops should come first.
5058 (build_scop_canonical_schedules): Reinitialize at zero
5059 the components of the SCOP_STATIC_SCHEDULE for the loops
5060 that have already been parsed.
5061
5062 * graphite.h (debug_gbb): Declared.
5063
50642008-05-30 Sebastian Pop <sebastian.pop@amd.com>
5065 Jan Sjodin <jan.sjodin@amd.com>
5066
5067 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
5068 (graphite_loop_to_gcc_loop): Removed.
5069 (remove_all_edges): New.
5070 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
5071 (gloog): Remove useless code.
5072
50732008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
5074
5075 * graphite.c (get_bb_type): Reworked. We distinguish between
5076 loops with one or multiple exits.
5077 (is_loop_exit): New.
5078 (is_pred): New.
5079 (is_bb_addable): Rework condition handling, now support for case
5080 case statements and loops with multiple exits.
5081
5082 * testsuite/gcc.dg/graphite/scop-11.c: New.
5083 * testsuite/gcc.dg/graphite/scop-12.c: New.
5084 * testsuite/gcc.dg/graphite/scop-13.c: New.
5085
50862008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
5087
5088 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
5089 we have too many colors.
5090
50912008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
5092
5093 * doc/invoke.texi (-ftree-loop-fusion): Document.
5094 * tree-pass.h (pass_loop_fusion): Declared.
5095 * tree-loop-fusion.c: New.
5096 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
5097 * tree-data-ref.c (find_data_references_in_loop): Make extern.
5098 * tree-data-ref.h (find_data_references_in_loop): Declared.
5099 * common.opt (ftree-loop-fusion): Declared.
5100 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
5101
51022008-05-21 Sebastian Pop <sebastian.pop@amd.com>
5103
5104 * graphite.c (build_access_matrix): Fix typo from the merge.
5105
51062008-05-20 Sebastian Pop <sebastian.pop@amd.com>
5107
5108 * Merge from mainline (130800:135673).
5109
51102008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5111
5112 * graphite.c (end_scop): The exit of the scop is not part of the scop.
5113 Update dominators after splitting.
5114
51152008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5116
5117 * graphite.c (is_bb_addable): Return the harmful statement.
5118 Factor up some code.
5119 (end_scop): New. Splits end of scope bbs on a harmful statement.
5120 (build_scops_1): Call end_scop.
5121
51222008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5123
5124 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
5125 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
5126 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
5127 build_scops_1): Removed.
5128 (build_scops_2): Renamed build_scops_1.
5129
51302008-05-06 Sebastian Pop <sebastian.pop@amd.com>
5131
5132 * graphite.c: Fix formatting.
5133
51342008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5135
5136 * graphite.c (get_bb_type): New.
5137 (move_scops): New.
5138 (build_scops_2): New.
5139 (is_bb_addable): New.
5140 (build_scops): Switch the scop detection.
5141 (build_scop_bbs): Add entry bb to scop.
5142 * graphite.h (struct scop): Update comment.
5143
51442008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5145
5146 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
5147 more colors.
5148
51492008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5150
5151 * testsuite/gcc.dg/graphite/scop-1.c: Update.
5152 * testsuite/gcc.dg/graphite/scop-2.c: Update.
5153 * testsuite/gcc.dg/graphite/scop-4.c: Update.
5154 * testsuite/gcc.dg/graphite/scop-5.c: Add.
5155 * testsuite/gcc.dg/graphite/scop-6.c: Add.
5156
51572008-05-06 Sebastian Pop <sebastian.pop@amd.com>
5158
5159 * testsuite/gcc.dg/graphite/scop-0.c: Add.
5160 * testsuite/gcc.dg/graphite/scop-7.c: Add.
5161 * testsuite/gcc.dg/graphite/scop-8.c: Add.
5162 * testsuite/gcc.dg/graphite/scop-9.c: Add.
5163 * testsuite/gcc.dg/graphite/scop-10.c: Add.
5164
51652008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5166
5167 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
5168 Check affine expressions depending on the outermost loop
5169 instead of a scop.
5170 (stmt_simple_for_scop_p): Same.
5171 (harmfule_stmt_in_scop): Same.
5172
51732008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
5174
5175 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
5176 mark entry and exit, that are not part of the SCoP and update HTML
5177 formatting.
5178
51792008-04-25 Sebastian Pop <sebastian.pop@amd.com>
5180
5181 * graphite.c (basic_block_simple_for_scop_p): Renamed
5182 harmful_stmt_in_bb.
5183 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
5184 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
5185 (all_preds_visited_p, all_succs_visited_p,
5186 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
5187 scop_end_loop): New.
5188 (build_scops): Do not use dfs_enumerate_from.
5189
5190 * testsuite/gcc.dg/graphite/scop-{1,2,4}.c: Updated.
5191
51922008-04-23 Sebastian Pop <sebastian.pop@amd.com>
5193
5194 * graphite.c: Add comments to functions that are missing a
5195 description.
5196 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
5197
51982008-04-23 Sebastian Pop <sebastian.pop@amd.com>
5199
5200 * graphite.c (nb_params_in_scop): Moved...
5201 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
5202 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
5203 (clast_to_gcc_expression): Reduce column size to less than 80.
5204 (graphite_create_iv): Return the new name of the IV.
5205 (find_transform): Set options->esp and options->cpp.
5206 (gloog): Comment out the invalidation of the old loop code.
5207 (initialize_dependence_polyhedron): Replace scop_nb_params with
5208 nb_params_in_scop.
5209
5210 * graphite.h (nb_params_in_scop): ... here.
5211 (scop_nb_params): Removed.
5212 (loop_domain_dim): Return something even when the loop was not
5213 found in the hash table: avoid ICEing on all the graphite.exp
5214 testcases.
5215
52162008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5217
5218 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
5219
5220 * graphite.c (build_scop_dynamic_schedules): Schedule is built
5221 according to nesting level.
5222 (find_scop_parameters): Call instantiate_parameters.
5223 (scan_tree_for_params): Extend it to handle general affine bounds.
5224 Inner loop bound can depend on outer loop induction variable.
5225 (setup_cloog_loop): tmp variable is allocated on stack. Call
5226 instantiate_parameters with respect to outermost_loop_in_scop.
5227 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
5228 graphite.h.
5229 (create_empty_loop): Function loopify should be given edge
5230 probability, instead of edge frequency. Dominance relation from
5231 switch_bb to loop_header.
5232 (clast_to_gcc_expression): Added handling of clast_reduction node.
5233 (gloog): New functionality for removing old loop.
5234 (test_dependence): Factored out from build_rdg_all_levels.
5235 (build_rdg_all_levels): Dependence testing factored out to
5236 test_dependence function.
5237
5238 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
5239 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
5240 from graphite.c
5241
52422008-04-07 Sebastian Pop <sebastian.pop@amd.com>
5243
5244 * graphite.c (free_scop, param_index, initialize_cloog_names,
5245 nb_params_in_scop): Use name_tree map instead of just a tree
5246 for keeping track of the variable name associated to that tree.
5247 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
5248 clast_to_gcc_expression, graphite_create_iv,
5249 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
5250 graphite_stmt_to_gcc_stmt): New.
5251 (gloog): Call these.
5252 * graphite.h (struct name_tree): New.
5253 (struct scop): Use name_tree instead of tree for params.
5254 Store a vector of name_tree for new_ivs.
5255 (SCOP_NEWIVS): New.
5256 (scop_nb_params): Use name_tree instead of tree.
5257
52582008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
5259 Sebastian Pop <sebastian.pop@amd.com>
5260
5261 * tree-bounds.c: New.
5262 * tree-bounds.h: New.
5263 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
5264 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
5265 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
5266 flag_mudflap.
5267 * gcc.c: Same.
5268 * toplev.c: Same.
5269 * c-cppbuiltin.c: Same.
5270 * c-pragma.c: Same.
5271 * common.opt: Same.
5272 * varasm.c: Same.
5273 * tree-outof-ssa.c: Same.
5274 * c-common.c: Same.
5275 * Makefile.in: Same.
5276
52772008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
5278 Sebastian Pop <sebastian.pop@amd.com>
5279
5280 * tree-loop-distribution.c (remaining_stmts,
5281 upstream_mem_writes): Removed static variables.
5282 (copy_loop_before, create_bb_after_loop,
5283 mark_nodes_having_upstream_mem_writes, free_rdg_components,
5284 rdg_build_components, rdg_build_partitions,
5285 dump_rdg_partitions): Extern.
5286 (generate_loops_for_partition, generate_code_for_partition): Do not
5287 return a bool.
5288 (already_processed_vertex_p, predecessor_has_mem_write,
5289 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
5290 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
5291 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
5292 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
5293 Pass remaining_stmts and upstream_mem_writes as parameters.
5294 (rdg_component): Moved...
5295 (build_rdg_partition_for_component): Do not aggregate components when
5296 flag_streamize_loops is set.
5297 (gen_sequential_loops): New.
5298 (ldist_gen): Call gen_sequential_loops.
5299
5300 * tree-pass.h (pass_loop_streamization): Declared.
5301
5302 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
5303 basic blocks when loops structures exist.
5304
5305 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
5306
5307 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
5308
5309 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5310 eliminate_local_variables_stmt, eliminate_local_variables,
5311 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5312 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5313 of code delimited by two edges in the CFG.
5314 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5315 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5316 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5317 the case of parallelisation of reductions.
5318 (create_loop_fn): Extern.
5319 (create_omp_parallel_region): New.
5320
5321 * tree-data-ref.c (dump_data_dependence_relation): Don't call
5322 dump_data_reference for printing dra and drb.
5323 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
5324 RDGE_RELATION.
5325 (build_rdg): Don't call free_dependence_relations for the moment, as
5326 we attach dependence relations on each edge of the RDG.
5327 To be fixed later.
5328
5329 * tree-data-ref.h (rdg_component): ...here.
5330 (struct rdg_edge): New field ddr_p relation.
5331 (RDGE_RELATION): New.
5332 (create_bb_after_loop, copy_loop_before,
5333 mark_nodes_having_upstream_mem_writes, rdg_build_components,
5334 rdg_build_partitions, dump_rdg_partitions,
5335 free_rdg_components): Declared.
5336
5337 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
5338 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
5339
5340 * tree-loop-streamization.c: New.
5341
5342 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
5343 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
5344
5345 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
5346
5347 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5348
5349 * passes.c: Schedule pass_loop_streamization.
5350
53512008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
5352
5353 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
5354 update comment.
5355
53562008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
5357
5358 * graphite.c (dot_all_scops): Update formatting.
5359 Bbs can now be part of more than one SCoP.
5360
53612008-03-04 Sebastian Pop <sebastian.pop@amd.com>
5362
5363 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
5364 malloc problems.
5365 (loop_domain_dim): Check for unregistered toplev SCOP loop.
5366 * graphite.h (loop_to_cloog_loop): New.
5367
53682008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5369
5370 * graphite.c (loop_domain_dim, ref_nb_loops,
5371 loop_iteration_vector_dim): New.
5372 (build_access_matrix_with_af, build_access_matrix,
5373 initialize_dependence_polyhedron): Fixed for new matrix layout.
5374 No longer assume that all iteration domains are of the same
5375 dimensionality.
5376
53772008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5378
5379 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5380 defined in a loop at depth 0 is invariant.
5381 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5382 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5383 be called at loop depth 0.
5384
5385 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
5386 a parameter.
5387 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
5388 (down_open_scop): Removed.
5389 (loop_in_scop_p): Redefined.
5390 (scop_affine_expr): New argument: scop.
5391 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
5392 a harmful statement ending a scop.
5393 (basic_block_simple_for_scop_p): New argument: scop.
5394 (get_loop_start): Removed.
5395 (new_scop): Initialize SCOP_LOOPS.
5396 (free_scop): Free SCOP_LOOPS.
5397 (succs_at_same_depth, preds_at_same_depth): New.
5398 (end_scop): Test the validity of a scop.
5399 (add_dominators_to_open_scops): New.
5400 (test_for_scop_bound): Call add_dominators_to_open_scops.
5401 Add cases for opening and closing multiple scops.
5402 (build_scops, build_scop_bbs): Iterate over basic blocks in
5403 depth first order.
5404 (build_graphite_bb): Pass scop directly.
5405 (dfs_bb_in_scop_p): New.
5406 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
5407 several times.
5408 (nb_loops_around_gb): Use loop_in_scop_p.
5409 (schedule_to_scattering): Disabled for the moment the code computing
5410 the "textual order for outer loop".
5411
5412 * graphite.h (struct scop): New field loops.
5413 (SCOP_LOOPS): New.
5414 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
5415
5416 * testsuite/gcc.dg/graphite/scop-{1,...,7}.c: Updated.
5417
54182008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
5419 Sebastian Pop <sebastian.pop@amd.com>
5420
5421 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
5422 * common.opt (fstreamize-loops): New.
5423 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
5424 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
5425 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
5426 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
5427
54282008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5429
5430 * tree-data-ref.c (build_empty_rdg): New.
5431 (build_rdg): Use it.
5432 * tree-data-ref.h (build_empty_rdg): Declared.
5433 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
5434 (find_vertex_for_stmt): Removed.
5435 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
5436
54372008-02-21 Sebastian Pop <sebastian.pop@amd.com>
5438
5439 * tree-loop-distribution.c (generate_builtin): After cancelling the
5440 loop tree, also delete basic blocks.
5441 (rdg_flag_uses): Stop recursion when a vertex has already been
5442 processed.
5443
54442008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5445
5446 * graphite.c (build_scop_alpha): Removed.
5447 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
5448 and dump_dependence_graph to avoid compiler warnings.
5449
54502008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5451
5452 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
5453 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
5454 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5455 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
5456 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
5457 (initialize_dependence_polyhedron, find_vertex_for_stmt,
5458 initialize_data_dependence_polyhedron, is_empty_polyhedron,
5459 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
5460 dump_dependence_graph): New.
5461 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
5462 (GBB_ALPHA): New.
5463 (struct scop): New field loop2cloog_loop.
5464 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
5465 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
5466
54672008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5468
5469 * graphite.c (build_graphite_bb): Fix initialization
5470 of the graphite basic block.
5471
54722008-02-05 Sebastian Pop <sebastian.pop@amd.com>
5473
5474 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
5475 loop domain matrix. Pass in the number of loops contained in the
5476 constraint matrix.
5477 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
5478 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
5479 loops that are not surrounding the current loop are not represented
5480 in the domain constraint matrix.
5481 (build_scop_iteration_domain): Initial domain constraint matrix
5482 contains only the eq/ineq, cst, and scop parameters columns.
5483
54842008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5485
5486 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
5487 (print_graphite_bb): Print scattering.
5488
54892008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5490
5491 * graphite.c (initialize_cloog_names): Initialize names of
5492 scattering variables.
5493
54942009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5495
5496 * graphite.c (dot_all_scops_1): Disable debug output while
5497 printing graph.
5498
54992008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5500
5501 * graphite.c (find_transform): Change cloog output language to C.
5502
55032008-01-27 Sebastian Pop <sebastian.pop@amd.com>
5504
5505 * tree-loop-distribution.c (generate_memset_zero,
5506 generate_builtin, generate_code_for_partition,
5507 rdg_flag_all_uses): New.
5508 (rdg_flag_uses): Gather in the same partition the statements defining
5509 the VUSES of the current statement.
5510 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
5511 Gather in the same partition not only the stores to the same memory
5512 access, but also the reads.
5513 (ldist_generate_loops): Renamed ldist_gen.
5514
55152008-01-24 Sebastian Pop <sebastian.pop@amd.com>
5516 Tobias Grosser <grosser@fmi.uni-passau.de>
5517
5518 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
5519 next pointer, don't use the inner pointer.
5520
55212008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
5522
5523 * graphite.c (dot_all_scops, dot_all_scops_1): New.
5524 (find_transform): Call dot_all_1.
5525 * graphite.h (dot_all_scops): Declared.
5526
55272007-12-14 Sebastian Pop <sebastian.pop@amd.com>
5528
5529 * tree-loop-distribution.c: Fix apsi.f ICE.
5530 (create_bb_after_loop): New.
5531 (generate_loops_for_partition): Use it.
5532 * testsuite/gfortran.dg/ldist-1.f90: New.
5533
5534 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
5535 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
5536
55372007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
5538
5539 * graphite.c (find_transform): Dump cloog program sent to cloog.
5540
55412007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
5542
5543 * graphite.c (initialize_cloog_names): Initialize cloog
5544 iterator names.
5545
55462007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
5547
5548 * graphite.c (build_scop_context): Fix typo, for the matrix
5549 format: insert '0 >= 0' instead of '-1 >= 0'.
5550
55512007-12-13 Sebastian Pop <sebastian.pop@amd.com>
5552
5553 * Fix merge problems.
5554
55552007-12-13 Sebastian Pop <sebastian.pop@amd.com>
5556
5557 * graphite.c (setup_cloog_loop): Fix typo.
5558
55592007-12-12 Sebastian Pop <sebastian.pop@amd.com>
5560
5561 * doc/invoke.texi (-ftree-loop-distribution): Documented.
5562 * tree-loop-distribution.c: Reimplemented.
5563 * tree-pass.h (pass_loop_distribution): New.
5564 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
5565 print_loops.
5566 * graphds.h (struct graph): New field indexes.
5567 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5568
5569 * tree-vect-analyze.c: Remove declaration of static functions when not
5570 needed.
5571 * tree-vectorizer.c: Same.
5572 (rename_variables_in_loop): Now extern.
5573 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
5574 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
5575 calling redirect_edge_and_branch_force.
5576
5577 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5578
5579 * tree-data-ref.c: Don't include tree-chrec.h.
5580 (debug_data_dependence_relations): New.
5581 (dump_data_dependence_relation): Call dump_data_reference on data refs
5582 in the relation.
5583 (same_access_functions): Moved...
5584 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5585 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5586 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5587 struct rdg_vertex_info, ): New.
5588 (create_rdg_edge_for_ddr): Compute the dependence level before looking
5589 at DDR_REVERSED_P.
5590 (create_rdg_vertices): Initialize the htab of graph->indexes.
5591 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
5592 (stmts_from_loop): Don't save LABEL_EXPR.
5593 (hash_stmt_vertex_info, eq_stmt_vertex_info,
5594 hash_stmt_vertex_del): New.
5595 (build_rdg): Initialize rdg->indexes.
5596 (free_rdg, stores_from_loop, ref_base_address,
5597 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5598 have_similar_memory_accesses_1, ref_base_address_1,
5599 remove_similar_memory_refs): New.
5600
5601 * tree-data-ref.h: Include tree-chrec.h.
5602 (debug_data_dependence_relations): Declared.
5603 (same_access_functions): ...here. Now static inline.
5604 (ddr_is_anti_dependent, ddrs_have_anti_deps,
5605 ddr_dependence_level): New.
5606 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
5607 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
5608 RDG_MEM_READS_STMT): New.
5609 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5610 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5611 rdg_vertex_for_stmt): Declared.
5612 (struct rdg_edge): New field level.
5613 (RDGE_LEVEL, free_rdg): New.
5614 (stores_from_loop, remove_similar_memory_refs,
5615 rdg_defs_used_in_other_loops_p,
5616 have_similar_memory_accesses): Declared.
5617 (rdg_has_similar_memory_accesses): New.
5618
5619 * lambda.h (dependence_level): New.
5620 * common.opt (ftree-loop-distribution): New.
5621 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
5622 (print_loop_ir): Renamed print_loops.
5623 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
5624 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
5625 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
5626 (tree-loop-distribution.o): Added.
5627 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5628 (mark_virtual_ops_in_bb): New.
5629 (print_loops_bb, debug_loop_num, debug_loop): New.
5630 * passes.c: Scheduled pass_loop_distribution.
5631
56322007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5633
5634 * graphite.c (scan_tree_for_params): Correct the number of columns
5635 for polylib format.
5636 (nb_flat_iterator): New.
5637 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
5638 (build_scop_iteration_domain): Correct the number of columns for
5639 polylib format.
5640
56412007-12-12 Sebastian Pop <sebastian.pop@amd.com>
5642
5643 * Merge from mainline (129697:130800).
5644
56452007-10-30 Sebastian Pop <sebastian.pop@amd.com>
5646
5647 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
5648 dominated by SCoP's exit.
5649 (graphite_transform_loops): Compute post dominators.
5650
56512007-10-28 Sebastian Pop <sebastian.pop@amd.com>
5652
5653 * Merge from mainline (127169:129697).
5654
56552007-10-28 Sebastian Pop <sebastian.pop@amd.com>
5656
5657 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
5658 parameter for the basic block that contains the expression. Use
5659 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
5660 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
5661 the expression.
5662 * graphite.h (gbb_loop): New.
5663 (GBB_LOOP): Removed.
5664
56652007-08-03 Sebastian Pop <sebpop@gmail.com>
5666
5667 * Makefile.in: Fix merge problem.
5668
56692007-08-03 Sebastian Pop <sebpop@gmail.com>
5670
5671 * Merge from mainline (125309:127169).
5672 * tree-loop-distribution.c: Disabled.
5673
56742007-06-05 Sebastian Pop <sebpop@gmail.com>
5675
5676 * Merge from mainline (r123693:125309).
5677
56782007-05-30 Sebastian Pop <sebpop@gmail.com>
5679
5680 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
5681 correct_modify_p
5682 (correct_modify_p, check_statements, number_of_lvalue_uses,
5683 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
5684 instead of MODIFY_EXPR.
5685 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
5686 and push new edges.
5687
56882007-05-24 Sebastian Pop <sebpop@gmail.com>
5689
5690 * tree-loop-distribution.c (struct rdg): Replace arrays by
5691 VECs for edges and vertices.
5692 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
5693 (RDGV_NB_PARTITIONS): New.
5694 (PRDG_NBV, PRDG_NBE): Removed.
5695 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
5696 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
5697 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
5698
56992007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
5700 Sebastian Pop <sebpop@gmail.com>
5701
5702 * doc/invoke.texi (-ftree-loop-distribution): Document.
5703 * tree-loop-distribution.c: New file.
5704 * tree-pass.h (pass_loop_distribution): Declared.
5705 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5706 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
5707 and set reversed_p.
5708 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
5709 (DDR_REVERSED_P): New.
5710 * common.opt (-ftree-loop-distribution): New.
5711 * tree-flow.h (distribute_loops): Declared.
5712 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
5713 * passes.c (init_optimization_passes): Schedule loop distribution.
5714
57152007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
5716
5717 * graphite.c (print_graphite_bb): Don't call dump_data_references.
5718 (print_scop): Don't print when scop is NULL.
5719 (build_scop_context, find_transform): Don't output to stderr.
5720
57212007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
5722
5723 * tree-data-ref.c: Don't include graphite.h.
5724 Comment out the code for printing data reference's scop.
5725 (build_access_matrix_with_af): Moved...
5726 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
5727 * graphite.c (build_access_matrix_with_af): ... here. Now static.
5728 (print_graphite_bb): Print basic block's schedule.
5729 (print_scop): Don't print the schedule, call cloog's pretty printer.
5730 (bb_in_scop_p): A basic block is in a scop only if it is both
5731 dominated and postdominated by the scop's entry and exit basic blocks.
5732 (function_parameter_p): New.
5733 (invariant_in_scop_p): Use function_parameter_p.
5734 (new_scop, save_scop): New.
5735 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
5736 save_scop.
5737 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
5738 (loop_in_scop_p): New.
5739 (scop_record_loop): Use loop_in_scop_p.
5740 (build_scop_domain): Renamed build_scop_iteration_domain.
5741 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
5742 nb_params_in_scop, build_scop_context, first_loop_in_scop,
5743 setup_cloog_loop, dot_scop_1, dot_scop): New.
5744 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
5745 (struct scop): Add a pointer to cloog's representation of a program.
5746
57472007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
5748
5749 * doc/invoke.texi (-ftree-check-verbose): Renamed
5750 -ftree-checks-verbose.
5751 * common.opt (flag_tree_check_verbose): Renamed
5752 flag_tree_checks_verbose.
5753 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
5754
57552007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
5756
5757 * configure: Regenerated.
5758 * config.in: Regenerated.
5759 * tree-ssa-loop.c (graphite_transforms): Execute
5760 graphite_transform_loops only when HAVE_cloog.
5761 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
5762 * graphite.c: Include polylibgmp.h and cloog.h.
5763 (graphite_transform_loops): Removed loops parameter.
5764 * tree-flow.h (graphite_transform_loops): Update declaration.
5765 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
5766 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
5767 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
5768 (OBJS-common): Remove dependence on graphite.o.
5769 (BACKEND): Depend on @GRAPHITE@.
5770
57712007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
5772
5773 * doc/invoke.texi (-ftree-check-verbose): Documented.
5774 * testsuite/gcc.dg/tree-checker/tree-checks-1.c: New.
5775 * testsuite/gcc.dg/tree-checker/tree-checks-2.c: New.
5776 * testsuite/gcc.dg/tree-checker/tree-checks-3.c: New.
5777 * testsuite/gcc.dg/tree-checker/tree-checks-4.c: New.
5778 * testsuite/gcc.dg/tree-checker/tree-checks.exp: New.
5779 * testsuite/gcc.dg/tree-checker/condates.crp: New.
5780 * common.opt (ftree-checks-verbose): New.
5781 * tree-check.c (tree_check_warning): Move extra stderr output
5782 under control of flag_tree_check_verbose.
5783
57842007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
5785
5786 * tree-match.c: Fix comments formatting.
5787 * tree-match.h: Fix comments formatting.
5788 * tree-check.c: Fix comments formatting.
5789 (tree_check_init): Restructure.
5790
57912007-04-12 Nic Volanschi <nic.volanschi@free.fr>
5792
5793 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
5794
57952007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
5796
5797 * Merge from mainline (r120733:123693).
5798
57992007-03-20 Nic Volanschi <nic.volanschi@free.fr>
5800
5801 * condate.y: New file.
5802 * tree-match.h (struct patt_info_s): New field sign.
5803 (struct condate_s): New field msg.
5804 (normalize_condate, name_condate, add_condate): New.
5805 (conds[], condate_parse): Made extern.
5806 * tree-check.c (tree_check_warning): First arg changed to cond;
5807 warning reformatted.
5808 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
5809 (tree_scan): New.
5810 (tree_check): Process trivial condates.
5811 (read_delimited_string): Removed.
5812 (print_cond): Print name and msg.
5813 (conds[]): Made extern.
5814 (parse_tree_check_file_once): Rewritten to use the parser in
5815 condate.y.
5816 Processing of option --tree_check_string moved to tree_scan().
5817 * Makefile.in: Added condate.y
5818
58192007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
5820
5821 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
5822 Use VECs instead of varrays.
5823 * diagnostic.h (lazy_dump_generic_node): Update declaration.
5824 * Makefile.in (pretty-print.o): Depend on vec.h.
5825 * pretty-print.c: Include tree.h and vec.h.
5826 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
5827 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
5828 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
5829 pp_free_list): Use VECs instead of varrays.
5830 * pretty-print.h: Do not include varray.h.
5831 (struct tree_chunk_s): Declaration moved before its use.
5832 (output_buffer): Rename varray field to chunks.
5833 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
5834 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
5835 save_global_holes): Use VECs instead of varrays.
5836 * tree-match.h: Declare VECs of cfg_node, and hole_p.
5837 * tree-check.c (scan_cfg_stmts, push_node,
5838 print_matching_stmt): Removed.
5839 (tree_check_instance, push_global_holes_if_new, tree_check,
5840 execute_tree_check): Use VECs instead of varrays.
5841 (gate_tree_check): Don't execute the CFG check when basic_block_info
5842 is not available.
5843
58442007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
5845
5846 * Merge from mainline (r115016:120733).
5847
58482007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
5849
5850 * Merge from mainline (r117632:117661).
5851
58522007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
5853
5854 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
5855 * tree-pass.h (TDF_DEBUG, debug_p): New.
5856 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
5857 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
5858 get_loop_exit_condition, analyze_evolution_in_loop,
5859 analyze_initial_condition, analyze_scalar_evolution,
5860 instantiate_parameters, number_of_latch_executions): Use debug_p.
5861 * tree-chrec.c (chrec_apply): Use debug_p.
5862 * tree-data-ref.c: Include graphite.h.
5863 (dump_data_reference): Print also the access matrix.
5864 (analyze_array, analyze_indirect_ref, init_data_ref,
5865 analyze_offset_expr, address_analysis, object_analysis,
5866 create_data_ref, finalize_ddr_dependent,
5867 non_affine_dependence_relation, analyze_ziv_subscript,
5868 analyze_siv_subscript_cst_affine,
5869 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5870 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
5871 analyze_miv_subscript, analyze_overlapping_iterations,
5872 build_classic_dist_vector, subscript_dependence_tester,
5873 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
5874 (build_access_matrix_with_af): No longer static.
5875 * tree-data-ref.h (scop_p): ... declaration here.
5876 (data_reference.scop): New field.
5877 (DR_SCOP, DR_ACCESS_MATRIX): New.
5878 (build_access_matrix_with_af, dr_num_subscripts): Declared.
5879 * graphite.c (print_graphite_bb): Call dump_data_references.
5880 (print_scop): Use scop_nb_loops and scop_dim_domain.
5881 (test_for_scop_bound): Use debug_p.
5882 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
5883 scop_nb_params.
5884 (scop_loop_index): Moved...
5885 (scop_record_loop): New.
5886 (build_scop_loop_nests): Use scop_record_loop.
5887 (build_scop_domain): Use scop_dim_domain.
5888 (build_access_matrix): Implemented.
5889 (build_scop_canonical_schedules): Use scop_nb_loops.
5890 (build_graphite_bb): Initialize GBB_SCOP.
5891 * graphite.h (scop_p): Moved...
5892 (graphite_bb.scop): New field.
5893 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
5894 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
5895 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
5896 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
5897 scop_loop_index): New.
5898 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
5899
59002007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
5901
5902 * Merge from mainline (r117661:120450).
5903
59042006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
5905
5906 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
5907 at the first declaration outside the varying loop, instantiate as
5908 far as possible.
5909 * tree-chrec.c (for_each_scev_op): New.
5910 * tree-chrec.h (for_each_scev_op): Declared.
5911 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
5912 * tree-data-ref.c (get_references_in_stmt,
5913 find_data_references_in_stmt): New, from trunk.
5914 (find_data_references_in_loop): Use get_references_in_stmt
5915 and find_data_references_in_loop, modified as in trunk.
5916 (build_access_matrix_with_af): New.
5917 * tree-data-ref.h (data_reference): Add a field access_matrix.
5918 (data_ref_loc): New, as in trunk.
5919 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
5920 invariant_in_scop_p, param_index, scan_tree_for_params,
5921 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
5922 idx_record_param, idx_record_params, build_access_matrix,
5923 build_scop_data_accesses, build_scop_canonical_schedules,
5924 build_graphite_bb, build_scop_bbs, find_params_in_bb,
5925 build_scop_params): New.
5926 * graphite.h (graphite_bb): New.
5927 (scop): Add fields static_schedule, params, loop_nest,
5928 iteration_domain.
5929 * lambda.h: Declare vecs of lambda_matrix.
5930 * tree-flow.h (print_loop_ir_bb): Declared.
5931 * tree-cfg.c (print_loop_ir_bb): New.
5932 (print_loop): Use print_loop_ir_bb.
5933
59342006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5935
5936 * Merge from mainline (r115016:117632).
5937
59382006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
5939
5940 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
5941 break due to a warning.
5942
59432006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
5944
5945 * graphite.c (print_scops, debug_scops): New.
5946 (graphite_transform): Renamed graphite_find_transform.
5947 * graphite.h (debug_scops): Declared.
5948
59492006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
5950
5951 * tree-match.c: Reformat following the GNU style.
5952 * tree-match.h: Reformat following the GNU style.
5953 * tree-pattern.h: Removed empty file.
5954 * Makefile.in: Remove references to tree-pattern.h.
5955 * tree-check.c: Reformat following the GNU style.
5956 (execute_tree_check): Move gate condition code to...
5957 (gate_tree_check): ...here. New function.
5958 (pass_check): Use the gate function.
5959
59602006-07-04 Nic Volanschi <nic.volanschi@free.fr>
5961
5962 * tree-pattern.h: New. Tree pattern matching and checking using
5963 concrete syntax.
5964 * tree-check.c: New. Tree/CFG checking pass.
5965 * tree-match.c: New. Library for tree pattern matching.
5966 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
5967 * toplev.c, flags.h: Add globals for tree-check pass.
5968 * Makefile.in: Integrate the files in tree-check pass.
5969 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
5970 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
5971 Introduce a "lazy" pretty-print mode.
5972 * tree.c, tree.h: Add tree_name.
5973
59742006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
5975
5976 * doc/invoke.texi (-fgraphite): Correct typo.
5977 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
5978 use of print_loop_ir.
5979 * testsuite/gcc.dg/graphite/scop-1.c: New.
5980 * testsuite/gcc.dg/graphite/scop-2.c: New.
5981 * testsuite/gcc.dg/graphite/graphite.exp: New.
5982 * graphite.c: Include domwalk.h.
5983 (print_scop): Print only the entry and exit blocks.
5984 (debug_scop): No longer static.
5985 (affine_expr): Fix formating. Return also true when the expression is
5986 constant.
5987 (stmt_simple_for_scop_p): Fix formating.
5988 (build_scops): Use domwalk.
5989 (get_loop_start, end_scop, test_for_scop_bound): New.
5990 (graphite_transform_loops): Avoid printing on stderr.
5991 * graphite.h (debug_scop): Declared.
5992 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
5993 * Makefile.in (graphite.o): Depend on domwalk.h.
5994 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
5995 declarations for static functions.
5996 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
5997 controlling output verbosity.
5998
59992006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
6000 Plesco Alexandru <shurikx@gmail.com>
6001
6002 * doc/invoke.texi (-fgraphite): Document.
6003 * tree-pass.h (pass_graphite_transforms): Declared.
6004 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6005 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
6006 (pass_graphite_transforms): Defined.
6007 * tree-data-ref.c (free_data_ref, data_reference): Extern.
6008 * tree-data-ref.h (free_data_ref, data_reference): Declared.
6009 * graphite.c, graphite.h: New.
6010 * common.opt (fgraphite): Declared.
6011 * tree-flow.h (graphite_transform_loops): Declared.
6012 * Makefile.in (OBJS-common): Add graphite.o.
6013 (graphite.o): New rule.
6014 * passes.c (pass_graphite_transforms): Scheduled.
6015
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