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Fold convert SSA_NAMEs in the scalar expander.
[thirdparty/gcc.git] / gcc / ChangeLog.graphite
CommitLineData
c7631a71
SP		 12010-03-04 Sebastian Pop <sebastian.pop@amd.com>
2
3 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4 Call fold_convert on all the returned values.
5 (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
6 the type of the resulting expression.
7
b0602cc8
SP		 82010-03-04 Sebastian Pop <sebastian.pop@amd.com>
9
10 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
11 ppl_min_for_le_pointset. Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
12 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
13
b188bb7c
SP		 142010-03-04 Sebastian Pop <sebastian.pop@amd.com>
15
16 * graphite-dependences.c (map_into_dep_poly): Removed.
17 (dependence_polyhedron_1): Use combine_context_id_scat.
18
aa52513e
SP		 192010-03-04 Sebastian Pop <sebastian.pop@amd.com>
20
21 * graphite-poly.h (struct poly_scattering): Add layout documentation.
22 (struct poly_bb): Same.
23 (combine_context_id_scat): New.
24
392c0ce1
SP		 252010-03-02 Sebastian Pop <sebastian.pop@amd.com>
26
27 PR middle-end/42326
28 * sese.c (name_defined_in_loop_p): Return false for default
29 definitions.
30
31 * gcc.dg/graphite/pr42326.c: New.
32
bd7742f8
SP		 332010-02-23 Sebastian Pop <sebastian.pop@amd.com>
34
35 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
36 and clean up the logic.
37
733ff09d
SP		 382010-02-23 Sebastian Pop <sebastian.pop@amd.com>
39
40 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
41 early return.
42
4caa8e21
SP		 432010-02-22 Sebastian Pop <sebastian.pop@amd.com>
44
45 PR middle-end/43083
46 * graphite-scop-detection.c (create_single_exit_edge): Move
47 the call to find_single_exit_edge to....
48 (create_sese_edges): ...here. Don't handle multiple edges
49 exiting the function.
50 (build_graphite_scops): Don't handle multiple edges
51 exiting the function.
52
53 * gcc.dg/graphite/pr43083.c: New.
54
c3382979
SP		 552010-02-22 Sebastian Pop <sebastian.pop@amd.com>
56
b8df8b8b 57 PR middle-end/43097
c3382979
SP		 58 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
59 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
60
61 * gfortran.dg/graphite/pr43097.f: New.
62
13cd10a2
SP		 632010-02-22 Sebastian Pop <sebastian.pop@amd.com>
64 Manuel López-Ibáñez <manu@gcc.gnu.org>
65
66 PR middle-end/43140
67 * g++.dg/graphite/pr41305.C: Add -Wno-conversion-null.
68
692010-02-22 Sebastian Pop <sebastian.pop@amd.com>
143b72a9
SP		 70
71 PR middle-end/43026
72 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
73
74 * g++.dg/graphite/pr43026.C: New.
75
4e722673
SP		 762010-02-13 Tobias Grosser <grosser@fim.uni-passau.de>
77
78 * Merge from mainline (154736:156693).
79
c2814aab
SP		 802010-02-11 Sebastian Pop <sebastian.pop@amd.com>
81
82 PR middle-end/43012
83 * gcc.dg/graphite/pr43012.c: New.
be1c3b28 84
c2814aab 852010-02-10 Sebastian Pop <sebastian.pop@amd.com>
be1c3b28 86
c2814aab 87 * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
be1c3b28
SP		 882010-02-10 Sebastian Pop <sebastian.pop@amd.com>
89
90 * g++.dg/graphite/pr42930.C: New.
91
141ecc24 922010-02-10 Sebastian Pop <sebastian.pop@amd.com>
c4c4983e
SP		 93
94 PR middle-end/42930
95 * graphite-scop-detection.c (graphite_can_represent_scev): Call
96 graphite_can_represent_init for MULT_EXPR.
97
141ecc24 982010-02-10 Sebastian Pop <sebastian.pop@amd.com>
a4681954
SP		 99
100 PR middle-end/42914
101 PR middle-end/42530
102 * graphite-sese-to-poly.c (remove_phi): New.
103 (translate_scalar_reduction_to_array): Call remove_phi.
104
105 * gcc.dg/graphite/pr42530.c: New.
106 * gcc.dg/graphite/pr42914.c: New.
107
141ecc24 1082010-02-10 Sebastian Pop <sebastian.pop@amd.com>
a1954f72
SP		 109
110 PR middle-end/42771
111 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
112 * graphite-clast-to-gimple.h (gloog): Update declaration.
113 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
114 * graphite-poly.h (struct poly_bb): Add missing comments.
115 (struct scop): Add poly_scop_p field.
116 (POLY_SCOP_P): New.
117 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
118 * graphite.c (graphite_transform_loops): Build the polyhedral
119 representation for each scop before code generation.
120 * sese.c (rename_variables_in_operand): Removed.
121 (rename_variables_in_expr): Return the renamed expression.
122 (rename_sese_parameters): New.
123 * sese.h (rename_sese_parameters): Declared.
124
125 * gcc.dg/graphite/pr42771.c: New.
126
0be957dc
SP		 1272010-02-07 Sebastian Pop <sebastian.pop@amd.com>
128
129 * gcc.dg/graphite/block-0.c: Call abort for runtime test. Always
130 return 0 from main.
131 * gcc.dg/graphite/block-1.c: Same.
132 * gcc.dg/graphite/block-3.c: Same.
133 * gcc.dg/graphite/block-4.c: Same.
134 * gcc.dg/graphite/block-5.c: Same.
135 * gcc.dg/graphite/block-6.c: Same.
136 * gcc.dg/graphite/block-7.c: Same.
137 * gcc.dg/graphite/interchange-0.c: Same.
138 * gcc.dg/graphite/interchange-1.c: Same.
139 * gcc.dg/graphite/interchange-10.c: Same.
140 * gcc.dg/graphite/interchange-11.c: Same.
141 * gcc.dg/graphite/interchange-12.c: Same.
142 * gcc.dg/graphite/interchange-2.c: Same.
143 * gcc.dg/graphite/interchange-3.c: Same.
144 * gcc.dg/graphite/interchange-4.c: Same.
145 * gcc.dg/graphite/interchange-5.c: Same.
146 * gcc.dg/graphite/interchange-6.c: Same.
147 * gcc.dg/graphite/interchange-7.c: Same.
148 * gcc.dg/graphite/interchange-8.c: Same.
149 * gcc.dg/graphite/interchange-9.c: Same.
150 * gcc.dg/graphite/interchange-mvt.c: Same.
151
4d48441c
SP		 1522010-02-07 Sebastian Pop <sebastian.pop@amd.com>
153
154 * gfortran.dg/graphite/id-19.f: New.
155 * gfortran.dg/graphite/pr14741.f90: New.
156 * gfortran.dg/graphite/pr41924.f90: New.
157 * gfortran.dg/graphite/run-id-2.f90: New.
158
8d2220b2
SP		 1592010-02-07 Sebastian Pop <sebastian.pop@amd.com>
160
161 PR middle-end/42988
162 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
163 to unknown_dependence.
164 (graphite_legal_transform_dr): Handle the unknown_dependence.
165 (graphite_carried_dependence_level_k): Same.
166
45489e99
SP		 1672010-02-07 Sebastian Pop <sebastian.pop@amd.com>
168
169 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
170
28f9f145
SP		 1712010-02-05 Sebastian Pop <sebastian.pop@amd.com>
172 Konrad Trifunovic <konrad.trifunovic@inria.fr>
173
174 PR middle-end/42637
175 * graphite-dependences.c (build_lexicographical_constraint): Return
176 a union of dependence polyhedra.
177 (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
178
45489e99
SP		 179 * gcc.dg/graphite/block-0.c: Enable runtime check. XFAILed.
180 * gcc.dg/graphite/block-4.c: Same.
181 * gcc.dg/graphite/block-7.c: Same.
182 * gcc.dg/graphite/interchange-12.c: Same.
183 * gcc.dg/graphite/interchange-mvt.c: Same.
184 * gfortran.dg/graphite/interchange-1.f: XFAILed.
185 * gfortran.dg/graphite/interchange-3.f90: XFAILed.
186 * gfortran.dg/graphite/run-id-1.f: New testcase for PR42637.
28f9f145 187
4d0bf08b
SP		 1882010-02-03 Sebastian Pop <sebastian.pop@amd.com>
189
45489e99 190 * gcc.dg/graphite/interchange-12.c: Return 0 to avoid
4d0bf08b
SP		 191 the execution check to FAIL. This testcase is miscompiled by Graphite
192 and the check should be re-enabled.
45489e99
SP		 193 * gcc.dg/graphite/interchange-mvt.c: Same.
194 * gcc.dg/graphite/block-0.c: Same.
195 * gcc.dg/graphite/block-4.c: Same.
196 * gcc.dg/graphite/block-7.c: Same.
4d0bf08b 197
54cf8879
SP		 1982010-02-03 Sebastian Pop <sebastian.pop@amd.com>
199
45489e99
SP		 200 * gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.
201 * gcc.dg/graphite/scop-0.c: Fix spaces.
202 * gfortran.dg/graphite/block-1.f90: Rewrite expected output.
203 * gfortran.dg/graphite/block-2.f: Same.
204 * gfortran.dg/graphite/block-3.f90: Same.
205 * gfortran.dg/graphite/block-4.f90: Same.
206 * gfortran.dg/graphite/interchange-1.f: Un-XFAILed.
207 * gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.
54cf8879 208
b5eb099f
SP		 2092010-02-03 Sebastian Pop <sebastian.pop@amd.com>
210
211 * graphite-dependences.c (new_poly_ddr): Initialize PDDR_KIND and
212 PDDR_ORIGINAL_SCATTERING_P.
213 (pddr_is_empty): Rewritten.
214 (print_dependence_polyhedron_layout): New.
215 (print_pddr): New.
216 (debug_pddr): New.
217 (build_alias_set_powerset): Moved up.
218 (poly_drs_may_alias_p): Moved up.
219 (lexicographically_gt_p): Removed.
220 (build_lexicographically_gt_constraint): Renamed
221 build_lexicographical_constraint, reimplemented.
222 (dependence_polyhedron_1): Simplified parameters.
223 (dependence_polyhedron): Same. Keep along empty PDDRs
224 to make efficient use of the cache.
225 (reduction_dr_p): Compute the PBBs don't pass them as parameters.
226 (graphite_legal_transform_dr): Rewritten.
227 (graphite_legal_transform_bb): Pass fewer arguments to
228 graphite_legal_transform_dr.
229 (graphite_carried_dependence_level_k): Simplified implementation.
230 (dot_original_deps_stmt_1): Call dependence_polyhedron.
231 (dot_transformed_deps_stmt_1): Same.
232 (dot_original_deps): Same.
233 (dot_transformed_deps): Same.
234 * graphite-dependences.h (struct poly_ddr): Added a new field
235 original_scattering_p.
236 (PDDR_ORIGINAL_SCATTERING_P): New.
237 (print_pddr): Declared.
238 (debug_pddr): Declared.
239 * graphite-ppl.c: Clarify comment.
240 * sese.h (print_gimple_bb): Removed unused declaration.
241 (debug_gbb): Same.
242
64630e61
SP		 2432010-02-03 Sebastian Pop <sebastian.pop@amd.com>
244
45489e99
SP		 245 * g++.dg/graphite/graphite.exp: Rewritten.
246 * gcc.dg/graphite/graphite.exp: Rewritten.
247 * gfortran.dg/graphite/graphite.exp: Rewritten.
248 * gcc.dg/graphite/block-0.c: Added runtime test.
249 * gcc.dg/graphite/block-1.c: Same.
250 * gcc.dg/graphite/block-3.c: Same.
251 * gcc.dg/graphite/block-4.c: Same.
252 * gcc.dg/graphite/block-5.c: Same.
253 * gcc.dg/graphite/block-6.c: Same.
254 * gcc.dg/graphite/block-7.c: Same.
255 * gcc.dg/graphite/interchange-0.c: Same.
256 * gcc.dg/graphite/interchange-1.c: Same.
257 * gcc.dg/graphite/interchange-10.c: Same.
258 * gcc.dg/graphite/interchange-11.c: Same.
259 * gcc.dg/graphite/interchange-12.c: Same.
260 * gcc.dg/graphite/interchange-2.c: Same.
261 * gcc.dg/graphite/interchange-3.c: Same.
262 * gcc.dg/graphite/interchange-4.c: Same.
263 * gcc.dg/graphite/interchange-5.c: Same.
264 * gcc.dg/graphite/interchange-6.c: Same.
265 * gcc.dg/graphite/interchange-7.c: Same.
266 * gcc.dg/graphite/interchange-8.c: Same.
267 * gcc.dg/graphite/interchange-9.c: Same.
268 * gcc.dg/graphite/interchange-mvt.c: Same.
269 * gcc.dg/graphite/run-id-2.c: Remove useless dg-do run.
64630e61 270
4c8f3c48
RU		 2712010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
272
273 * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
274 background.
275
2762010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
277
278 * common.opt: Add -fgraphite-cloog-opts.
279 * graphite-clast-to-gimple.c (set_cloog_options): Same.
280 * opts.c (decode_options): Same.
281
86e4d552
SP		 2822010-01-20 Sebastian Pop <sebastian.pop@amd.com>
283
45489e99
SP		 284 * gcc.dg/graphite/id-17.c: New.
285 * gcc.dg/graphite/pr41888.c: New.
286 * gcc.dg/graphite/scop-22.c: New.
287 * gfortran.dg/graphite/pr40982.f90: New.
86e4d552 288
3070ac15
SP		 2892010-01-20 Sebastian Pop <sebastian.pop@amd.com>
290
291 * graphite-dependences.c: Clarify comments.
292 (build_pddr): Add an extra parameter direction.
293 (graphite_legal_transform_dr): Use build_pddr.
294 (dot_original_deps_stmt_1): Update use of build_pddr.
295 (dot_transformed_deps_stmt_1): Same.
296 (dot_original_deps): Same.
297 (dot_transformed_deps): Same.
298
45489e99
SP		 299 * gcc.dg/graphite/interchange-12.c: New.
300 * gcc.dg/graphite/block-7.c: New.
3070ac15 301
a7ed6c90
SP		 3022010-01-20 Sebastian Pop <sebastian.pop@amd.com>
303
304 * graphite-dependences.c (pddr_original_scattering): Renamed build_pddr.
305 (pddr_transformed_scattering): Removed.
306 (graphite_legal_transform_dr): Use build_pddr.
307 (dot_original_deps_stmt_1): Same.
308 (dot_transformed_deps_stmt_1): Same.
309 (dot_original_deps): Same.
310 (dot_transformed_deps): Same.
311
e65a7579
SP		 3122010-01-20 Sebastian Pop <sebastian.pop@amd.com>
313
314 * graphite-dependences.c (lexicographically_gt_p): Add comments.
315 (build_lexicographically_gt_constraint): Same.
316 (dependence_polyhedron_1): Same.
317 (dependence_polyhedron): Same.
318
7cbd4c5e
SP		 3192010-01-20 Sebastian Pop <sebastian.pop@amd.com>
320
321 * graphite-dependences.c (build_pairwise_scheduling_equality): Removed.
322 (build_pairwise_scheduling_inequality): Renamed build_pairwise_scheduling.
323 (lexicographically_gt_p): Change type of direction to int.
324 (build_lexicographically_gt_constraint): Same.
325 (dependence_polyhedron_1): Same.
326 (dependence_polyhedron): Same.
327 (pddr_original_scattering): Use integers for direction.
328 (pddr_transformed_scattering): Same.
329 (graphite_legal_transform_dr): Same.
330 (graphite_carried_dependence_level_k): Same.
331
429ba740
SP		 3322010-01-20 Sebastian Pop <sebastian.pop@amd.com>
333
334 * graphite-dependences.c (build_pairwise_constraint): Renamed
335 ppl_build_relation. Moved...
336 (dr_equality_constraints): Use ppl_build_relation.
337 (build_pairwise_scheduling_equality): Same.
338 (build_pairwise_scheduling_inequality): Same.
339 * graphite-ppl.c (ppl_build_relation): ...here.
340 * graphite-ppl.h (ppl_build_relation): Declared.
341
3c7c0158
SP		 3422010-01-14 Sebastian Pop <sebastian.pop@amd.com>
343
344 PR middle-end/42681
345 * graphite-clast-to-gimple.c (gloog_error): New static variable.
346 (clast_to_gcc_expression): Do not build MULT_EXPR of POINTER_TYPE_P.
347 Set gloog_error when such an expression failed to be built.
348 (translate_clast): Early return when gloog_error is set.
349 (gloog): Clear gloog_error. When gloog_error is set, call
350 set_ifsese_condition to enable the original code. Return the status
351 of the code generation based on gloog_error.
352 * sese.c (set_ifsese_condition): New.
353 * sese.h (set_ifsese_condition): Declared.
354
45489e99 355 * g++.dg/graphite/pr42681.C: New.
3c7c0158 356
a7bf45de
SP		 3572010-01-14 Sebastian Pop <sebastian.pop@amd.com>
358
359 PR middle-end/42732
360 * graphite-clast-to-gimple.c (gloog): Call scev_reset_htab and
361 rename_nb_iterations.
362 * sese.c (rename_variables_in_operand): New.
363 (rename_variables_in_expr): New.
364 (rename_nb_iterations): New.
365 (sese_adjust_liveout_phis): Update the rename_map.
366 * sese.h (rename_nb_iterations): Declared.
367 * tree-scalar-evolution.c (scev_reset_htab): New.
368 (scev_reset): Call scev_reset_htab.
369 * tree-scalar-evolution.h (scev_reset_htab): Declared.
370
45489e99 371 * gfortran.dg/graphite/pr42732.f: New.
a7bf45de 372
e1496917
SP		 3732010-01-08 Sebastian Pop <sebastian.pop@amd.com>
374
375 PR middle-end/42393
376 * graphite-clast-to-gimple.c: Fix formatting.
377 * sese.c (defined_in_loop_p): Renamed name_defined_in_loop_p.
378 (expr_defined_in_loop_p): New.
379 (add_loop_exit_phis): Also handle full expressions: remove from
380 the rename_map the expressions defined in the loop that we're closing.
381
45489e99
SP		 382 * gfortran.dg/graphite/pr42393-1.f90: New.
383 * gfortran.dg/graphite/pr42393.f90: Add new flags
e1496917
SP		 384 -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine to also
385 make this testcase useful in the Graphite branch.
386
c8ae0613
SP		 3872010-01-08 Sebastian Pop <sebastian.pop@amd.com>
388
389 * graphite-scop-detection.c (exclude_component_ref): Removed.
390 (is_simple_operand): Removed.
391 (stmt_simple_for_scop_p): Remove use of is_simple_operand.
392
4e98c66c
SP		 3932010-01-07 Sebastian Pop <sebastian.pop@amd.com>
394
395 PR middle-end/42221
396 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
397 the array indexing of ADDR_EXPRs.
398
45489e99 399 * gcc.dg/graphite/pr42221.c: New.
4e98c66c 400
fd4a56ff
SP		 4012010-01-07 Sebastian Pop <sebastian.pop@amd.com>
402
403 PR middle-end/42521
404 * graphite.c (graphite_finalize): Call scev_reset.
405 (graphite_transform_loops): Do not call scev_reset between the code
406 generation of scops.
407
45489e99 408 * gcc.dg/graphite/pr42521.c: New.
fd4a56ff 409
eaffa762
SP		 4102010-01-07 Sebastian Pop <sebastian.pop@amd.com>
411
412 * graphite-interchange.c (memory_stride_in_loop): Renamed
413 pdr_stride_in_loop.
414 (memory_strides_in_loop): Renamed memory_strides_in_loop_1.
415 (memory_strides_in_loop): Memoize the memory strides per loop.
416 (lst_interchange_profitable_p): Do not initialize to zero the memory
417 strides.
418 * graphite-poly.h (struct lst): Add a field memory_strides.
419 (LST_LOOP_MEMORY_STRIDES): New.
420 (new_lst_loop): Initialize LST_LOOP_MEMORY_STRIDES to -1.
421 (free_lst): Clear LST_LOOP_MEMORY_STRIDES.
422
bf69e754
SP		 4232010-01-07 Sebastian Pop <sebastian.pop@amd.com>
424
425 * graphite-interchange.c (memory_strides_in_loop_depth): Renamed
426 memory_strides_in_loop. Gather memory strides on a whole loop.
427 (pbb_interchange_profitable_p): Renamed lst_interchange_profitable_p.
428 (lst_interchange_profitable_p): Removed.
429 (lst_try_interchange_loops): Call lst_interchange_profitable_p.
430
9fa29a09
SP		 4312010-01-07 Sebastian Pop <sebastian.pop@amd.com>
432
433 Revert patch 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
434 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
435 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
436 Remove context_loop and level.
437
11d6ea5e
SP		 4382010-01-07 Richard Guenther <rguenther@suse.de>
439
440 PR tree-optimization/42641
441 * sese.c (rename_map_elt_info): Use the SSA name version, do
442 not hash pointers.
443
4442010-01-06 Sebastian Pop <sebastian.pop@amd.com>
445
446 * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
447 blocked" only when both the strip mine and the interchange have
448 been applied.
449
45489e99
SP		 450 * gcc.dg/graphite/block-2.c: Removed.
451 * gcc.dg/graphite/block-3.c: Add scan pattern.
452 * gcc.dg/graphite/block-4.c: Same.
453 * gcc.dg/graphite/block-5.c: Same.
454 * gcc.dg/graphite/block-6.c: Same.
11d6ea5e 455
556afcdc
SP		 4562010-01-06 Sebastian Pop <sebastian.pop@amd.com>
457
458 * graphite-clast-to-gimple.c (save_clast_name_index): Free slot
459 before allocating a new one.
460 (copy_renames): Check that slot is not NULL.
461 (mark_bb_with_pbb): Same.
462 (compute_cloog_iv_types_1): Same.
463 * graphite-interchange.c (lst_perfect_nestify): Free the before,
464 nest, and after LSTs.
465 (lst_try_interchange_loops): Same.
466
e68c3c6c
SP		 4672010-01-05 Sebastian Pop <sebastian.pop@amd.com>
468
469 PR middle-end/42178
470 * graphite-interchange.c (lst_try_interchange_loops): Do not return
471 the before, nest, and after LSTs.
472 (lst_try_interchange): Removed.
473 (lst_interchange_select_inner): Do not iterate over the LSTs if they
474 were modified.
475 (lst_interchange_select_outer): Apply interchange on the outer loop
476 until there are no more changes in the inner loops.
477
a84a556d
SP		 4782009-12-18 Sebastian Pop <sebastian.pop@amd.com>
479
480 Revert patch fixing PR middle-end/42221.
481
4822009-12-18 Sebastian Pop <sebastian.pop@amd.com>
483
484 PR middle-end/42180
485 * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
486 GIMPLE_CALL.
487
45489e99 488 * gfortran.dg/graphite/pr42180.f90: Add compile flags.
a84a556d 489
b147df0b
SP		 4902009-12-18 Sebastian Pop <sebastian.pop@amd.com>
491
492 PR middle-end/42180
493 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
494 that contain only one statement.
495
45489e99 496 * gfortran.dg/graphite/pr42180.f90: New.
a84a556d 497
ce20f9d6
SP		 4982009-12-17 Sebastian Pop <sebastian.pop@amd.com>
499
500 PR middle-end/42393
45489e99 501 * gfortran.dg/graphite/pr42393.f90: New.
ce20f9d6 502
d2a271ac
SP		 5032009-12-17 Sebastian Pop <sebastian.pop@amd.com>
504
505 PR middle-end/42186
45489e99 506 * gfortran.dg/graphite/pr42186.f90: New.
d2a271ac 507
403ebc7e
SP		 5082009-12-17 Sebastian Pop <sebastian.pop@amd.com>
509
510 PR middle-end/42205
511 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
512 Insert the reduction copy in the same block as the phi node.
513 (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
514
45489e99
SP		 515 * gcc.dg/graphite/pr42205-1.c: New.
516 * gcc.dg/graphite/pr42205-2.c: New.
403ebc7e
SP		 517
5182009-12-17 Sebastian Pop <sebastian.pop@amd.com>
519
520 PR middle-end/42221
521 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
522 the array indexing of ADDR_EXPRs.
523
45489e99 524 * gcc.dg/graphite/pr42221.c: New.
403ebc7e 525
070ba483
SP		 5262009-12-17 Sebastian Pop <sebastian.pop@amd.com>
527
528 PR middle-end/42178
529 PR middle-end/42334
530 * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
531 index. Call lst_interchange_select_inner only once.
532 (lst_interchange_select_inner): Update use of lst_try_interchange.
533 (lst_interchange_select_outer): Update.
534
5352009-12-15 Sebastian Pop <sebastian.pop@amd.com>
536
537 PR middle-end/42178
538 PR middle-end/42334
539 * graphite-interchange.c (lst_try_interchange): Do not increment the
540 the OUTER index when there is no AFTER kernel. Do not increment the
541 OUTER index for after processing the AFTER kernel.
542 (lst_interchange_select_inner): Call lst_try_interchange only on loops.
543 (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
544 index. Do not pass to lst_interchange_select_inner the OUTER index.
545 (scop_do_interchange): Update use of lst_interchange_select_outer.
546
45489e99 547 * gfortran.dg/graphite/graphite.exp
070ba483 548 (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
45489e99 549 * gfortran.dg/graphite/interchange-1.f: Add comment. Clean
070ba483 550 the graphite dump file.
45489e99
SP		 551 * gfortran.dg/graphite/interchange-2.f: Same.
552 * gfortran.dg/graphite/pr42334-1.f: New.
070ba483
SP		 553
5542009-12-15 Sebastian Pop <sebastian.pop@amd.com>
555
556 PR middle-end/42178
557 PR middle-end/42334
558 * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
559 that are empty.
560 (lst_do_interchange_1): Renamed lst_interchange_select_inner.
561 (lst_try_interchange): Reimplemented.
562 (lst_interchange_select_inner): Same.
563 (lst_do_interchange): Renamed lst_interchange_select_outer.
564 Reimplemented.
565 (scop_do_interchange): Update use of lst_interchange_select_outer.
566
45489e99
SP		 567 * g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
568 * gcc.dg/graphite/block-0.c: Un-XFAILed.
569 * gcc.dg/graphite/pr42211.c: New.
570 * gfortran.dg/graphite/pr42334.f90: New.
070ba483 571
4b216ab0
SP		 5722009-12-14 Sebastian Pop <sebastian.pop@amd.com>
573
574 PR middle-end/42181
575 * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
576 carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
577
45489e99 578 * gfortran.dg/graphite/pr42181.f90: New.
4b216ab0 579
c880097d
SP		 5802009-12-12 Sebastian Pop <sebpop@gmail.com>
581
582 PR middle-end/42284
583 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
584 insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
585 (detect_commutative_reduction_arg): Simplified.
586 (detect_commutative_reduction): Early return when the argument of
587 the close phi is not of an SSA_NAME.
588
45489e99 589 * gcc.dg/graphite/pr42284.c: New.
c880097d
SP		 590
5912009-12-11 Alexander Monakov <amonakov@ispras.ru>
592
593 * dbgcnt.def (graphite_scop): New counter.
594 * graphite.c: Include dbgcnt.h
595 (graphite_transform_loops): Use new counter to limit transformations.
596
d505015a
SP		 5972009-12-08 Sebastian Pop <sebpop@gmail.com>
598
599 PR middle-end/42285
600 * graphite-scop-detection.c (graphite_can_represent_init): Also
601 handle more complex MULT_EXPRs containing parameters by recursion
602 on the structure.
603
45489e99 604 * gfortran.dg/graphite/pr42285.f90: New.
d505015a
SP		 605
6062009-12-01 Tobias Grosser <grosser@fim.uni-passau.de>
607
45489e99 608 * g++.dg/graphite/pr42130.C: Fix type.
d505015a 609
ed807d06
AM		 6102009-11-29 Alexander Monakov <amonakov@gcc.gnu.org>
611
45489e99
SP		 612 * g++.dg/graphite/pr42130.C: Correct testcase.
613
6142009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
615
616 * Merge from mainline (154493:154734).
617
6182009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
619
620 * Merge from mainline (151362:154491).
ed807d06 621
7c246f5e
TG		 6222009-11-24 Tobias Grosser <grosser@fim.uni-passau.de>
623
624 * graphite-clast-to-gimple.c (try_mark_loop_parallel,
625 graphite_create_new_loop_guard, translate_clast_for): Fix comments.
626
0dd91484
TG		 6272009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
628
629 PR middle-end/42130
630 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
631 translate_clast_for_loop): New.
632 (translate_clast_for): Add a condition around the loop, to do not
633 execute loops with zero iterations.
45489e99
SP		 634 * g++.dg/graphite/pr42130.C: New.
635 * gcc.dg/graphite/pr35356-2.c: Adapt.
0dd91484 636
fd2d813d
TG		 6372009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
638
639 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
640 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
641 Remove context_loop and level.
642
9016166f
TG		 6432009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
644
645 * graphite-clast-to-gimple.c (translate_clast_user,
646 translate_clast_for, translate_clast_guard): Simplify and move common
647 elements to translate_clast().
648 (translate_clast): Simplify and get common elements.
649
e1f9c1cd
TG		 6502009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
651
652 * graphite-clast-to-gimple.c (translate_clast_user,
653 translate_clast_for, translate_clast_guard): Split out of
654 translate_clast.
655
7a521ff2
TG		 6562009-11-21 Tobias Grosser <grosser@fim.uni-passau.de>
657
658 * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
659 clast_name_to_index, save_clast_name_index, debug_clast_name_index,
660 debug_clast_name_indexes_1, debug_clast_name_indexes,
661 clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
662 (clast_name_to_gcc, clast_to_gcc_expression,
663 clast_to_gcc_expression_red, gcc_type_for_clast_expr,
664 gcc_type_for_clast_eq, graphite_translate_clast_equation,
665 graphite_create_guard_cond_expr, graphite_create_new_loop,
666 translate_clast): Add params_index.
667 (initialize_cloog_names): Create parameter strings from scratch, do
668 not reference other strings.
669 (create_params_index): New.
670 (gloog): Initialize params_index.
671 * graphite-scop-detection (free_scops_1): Removed.
672 (limit_scops): Use normal free_scops.
673 * graphite-sese-to-poly.c (save_var_names): Removed.
674 (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
675 and SESE_PARAMS_INDEX.
676 * sese.c (new_sese, free_sese): Dito.
677 * sese.h (struct sese): Remove params_index, params_names.
678 (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
679
ca11b093
SP		 6802009-11-20 Sebastian Pop <sebastian.pop@amd.com>
681
682 Revert the following patch from 2009-09-14:
683 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
684 tree-scalar-evolution.h, and then tree-data-ref.h.
685 * graphite-clast-to-gimple.c: Same.
686 * graphite-dependences.c: Same.
687 * graphite-interchange.c: Same.
688 * graphite-poly.c: Same.
689 * graphite-scop-detection.c: Same.
690 * graphite-sese-to-poly.c: Same.
691 * graphite.c: Same.
692 * lambda-code.c: Same.
693 * matrix-reorg.c: Same.
694 * tree-data-ref.c: Same.
695 * tree-if-conv.c: Same.
696 * tree-loop-distribu: Same.: Same.
697 * tree-loop-linear.c: Same.
698 * tree-parloops.c: Same.
699 * tree-predcom.c: Same.
700 * tree-vect-patterns.c: Same.
701
8a9e9475
SP		 7022009-11-20 Sebastian Pop <sebastian.pop@amd.com>
703
704 Revert patch from 2009-09-14.
705 * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
706 passes at -O1 and below.
707
4bf4e169
SP		 7082009-11-18 Sebastian Pop <sebastian.pop@amd.com>
709
710 PR middle-end/40281
45489e99 711 * gcc.dg/graphite/pr40281.c: New.
4bf4e169
SP		 712
713 * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
714 evolutions should not variate in inner loops.
715
12aec731
SP		 7162009-11-18 Sebastian Pop <sebastian.pop@amd.com>
717
718 PR middle-end/42050
45489e99 719 * gfortran.dg/graphite/pr42050.f90: New.
12aec731 720
aec12420
SP		 7212009-11-18 Sebastian Pop <sebastian.pop@amd.com>
722
723 * graphite-interchange.c (memory_strides_in_loop_depth): New.
724 (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
725
25e20d33
SP		 7262009-11-18 Sebastian Pop <sebastian.pop@amd.com>
727
728 * graphite-blocking.c (scop_do_block): New.
729 * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
730 * graphite-poly.h (scop_do_block): Declared.
731
e3bde9f4
SP		 7322009-11-18 Sebastian Pop <sebastian.pop@amd.com>
733
734 * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
735 depth is the loop nesting depth in the LST. Call psct_dynamic_dim
736 to transform depth into the time_depth before calling
737 pbb_number_of_iterations_at_time.
738 (lst_do_strip_mine): Use a scalar variable instead of recomputing
739 lst_depth.
740
27e432be
SP		 7412009-11-18 Sebastian Pop <sebastian.pop@amd.com>
742
743 Reverted the patch for "scattering permutations" from 2009-10-28.
744
745 * graphite-poly.c (print_permutation): New.
746 (debug_permutation): New.
747 (new_poly_bb): Initialize PBB_PERMUTATION.
748 (free_poly_bb): Free PBB_PERMUTATION.
749 * graphite-poly.h (pbb_permutation_elt_p): Declared.
750 (struct pbb_permutation_elt): New.
751 (PBB_PERMUTATION_ELT_STRIDE): New.
752 (PBB_PERMUTATION_ELT_STRIDED_P): New.
753 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
754 (new_pbb_permutation_elt): New.
755 (pbb_permutation_elt_free): New.
756 (struct poly_bb): Add field permutation.
757 (PBB_PERMUTATION): New.
758 (print_permutation): Declared.
759 (debug_permutation): Declared.
760
2bc529bf
KT		 7612009-11-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
762
763 * graphite-interchange.c (build_partial_difference): New.
764 (memory_stride_in_loop): Refactored the computation of
765 equality constraints into build_partial_difference function.
766 Added support for debugging stride computations.
767
8c54631d
SP		 7682009-11-03 Sebastian Pop <sebastian.pop@amd.com>
769
770 * graphite-clast-to-gimple.c (gloog): Free if_region,
771 if_region->true_region, and if_region->region.
772 * sese.c (if_region_set_false_region): Free if_region->false_region.
773 (create_if_region_on_edge): Do not use GGC_NEW.
774 (move_sese_in_condition): Remove useless initialization.
775
7b7f2ca7
SP		 7762009-11-03 Sebastian Pop <sebastian.pop@amd.com>
777
778 * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
779 for the loops created by the loop distribution. Do not modify the
780 input LSTs.
781 (lst_try_interchange_loops): Same. Use a temporary LST for the
782 transformed schedule. Call lst_update_scattering before data
783 dependence analysis.
784 (lst_try_interchange): Pass an extra parameter INDEX.
785 (lst_do_interchange_1): New.
786 (lst_do_interchange): Call lst_do_interchange_1.
787 (scop_do_interchange): Call lst_update_scattering.
788 * graphite-poly.c (apply_poly_transforms): Do not call
789 lst_update_scattering.
790 * graphite-poly.h (lst_pred): New.
791 (lst_succ): New.
792 (lst_find_first_pbb): Return NULL when not found.
793 (lst_empty_p): New.
794 (lst_insert_in_sequence): Allow LST1 to be NULL.
795 (lst_replace): New.
796 (lst_substitute_3): New.
797 * gcc.dg/graphite/interchange-1.c: XFail.
798 * gcc.dg/graphite/interchange-8.c: XFail.
799 * gcc.dg/graphite/interchange-11.c: XFail.
800
6119e7d5
SP		 8012009-10-30 Sebastian Pop <sebastian.pop@amd.com>
802
803 * graphite-interchange.c (lst_perfectly_nested_p): New.
804 (lst_perfect_nestify): New.
805 (lst_try_interchange_loops): Call store_lst_schedule,
806 lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
807 (scop_do_interchange): Avoid redundant legality test.
808 Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
809 * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
810 * graphite-poly.h (psct_static_dim): New.
811 (lst_dewey_number_at_depth): New.
812 (lst_find_pbb): Restructured.
813 (lst_find_first_pbb): Restructured.
814 (lst_find_last_pbb): New.
815 (lst_contains_p): New.
816 (lst_contains_pbb): New.
817 (lst_create_nest): New.
818 (lst_remove_from_sequence): New.
819 (pbb_update_scattering): New.
820 (lst_update_scattering_under): New.
821 (lst_update_scattering_seq): New.
822 (lst_update_scattering): New.
823 (lst_insert_in_sequence): New.
824 (lst_distribute_lst): New.
825 (lst_remove_all_before_including_pbb): New.
826 (lst_remove_all_before_excluding_pbb): New.
827
431f3f22
SP		 8282009-10-30 Sebastian Pop <sebastian.pop@amd.com>
829
830 * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
831 get_loop_exit_edges.
832
4c768046
SP		 8332009-10-30 Sebastian Pop <sebastian.pop@amd.com>
834
835 * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
836
5fa8514e
SP		 8372009-10-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
838
839 * graphite-poly.c (print_permutation): New.
840 (debug_permutation): New.
841 (new_poly_bb): Initialize PBB_PERMUTATION.
842 (free_poly_bb): Free PBB_PERMUTATION.
843 * graphite-poly.h (pbb_permutation_elt_p): Declared.
844 (struct pbb_permutation_elt): New.
845 (PBB_PERMUTATION_ELT_STRIDE): New.
846 (PBB_PERMUTATION_ELT_STRIDED_P): New.
847 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
848 (new_pbb_permutation_elt): New.
849 (pbb_permutation_elt_free): New.
850 (struct poly_bb): Add field permutation.
851 (PBB_PERMUTATION): New.
852 (print_permutation): Declared.
853 (debug_permutation): Declared.
854
6c6f84d7
SP		 8552009-10-26 Sebastian Pop <sebastian.pop@amd.com>
856
857 * graphite-clast-to-gimple.c (gloog): Do not call
858 sese_reset_aux_in_loops.
859 * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
860 extra argument for domains. Do not use loop->aux.
861 (build_scop_iteration_domain): Initialize and free domains, pass it
862 to build_loop_iteration_domains and extract the information from
863 domains. Do not use loop->aux.
864 * sese.c (sese_reset_aux_in_loops): Removed.
865 * sese.h (sese_reset_aux_in_loops): Removed.
866
585b3e19
SP		 8672009-10-26 Sebastian Pop <sebastian.pop@amd.com>
868
869 * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
870 (dependency_in_loop_p): Same.
871 (translate_clast): Do not use loop->aux. Initialize
872 loop->can_be_parallel.
873 (mark_loops_parallel): Removed.
874 * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
875 * graphite.c (free_aux_in_new_loops): Removed.
876 (graphite_finalize): Do not call free_aux_in_new_loops.
877 (graphite_transform_loops): Do not call mark_loops_parallel.
878
8792009-10-26 Li Feng <nemokingdom@gmail.com>
a7ed27ac
LF		 880
881 * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
882 (translate_clast): Pass an extra parameter LEVEL.
883 Call get_scattering_level.
884 * graphite-clast-to-gimple.h (get_scattering_level): New.
885
8e6ef139
SP		 8862009-10-22 Sebastian Pop <sebastian.pop@amd.com>
887
888 * cfgloop.c (alloc_loop): Initialize loop->single_iv.
889 * cfgloop.h (struct loop): New field single_iv.
890
891 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
892 loop->aux anymore: use loop->single_iv.
893 (graphite_loop_normal_form): Moved...
894 (build_graphite_loop_normal_form): Removed.
895 (gloog): Do not call build_graphite_loop_normal_form.
896 (free_aux_in_new_loops): Moved...
897 (mark_loops_parallel): Restructure.
898 * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
899 * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
900 (scop_canonicalize_loops): New.
901 (build_poly_scop): Call scop_canonicalize_loops.
902 * graphite.c (free_aux_in_new_loops): ...here.
903
e6dd91b2
SP		 9042009-10-22 Sebastian Pop <sebastian.pop@amd.com>
905
906 * g++.dg/graphite/graphite.exp: Add the same rules as in
907 gcc.dg/graphite/graphite.exp.
908
47fb473f
SP		 9092009-10-22 Sebastian Pop <sebastian.pop@amd.com>
910
911 * g++.dg/graphite/id-1.C: New.
912
63858ac6
SP		 9132009-10-22 Sebastian Pop <sebastian.pop@amd.com>
914
915 * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
916 argument base_name.
917 (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
918 (rewrite_phi_out_of_ssa): Same.
919 (rewrite_cross_bb_scalar_deps): Same.
920 (translate_scalar_reduction_to_array): Same.
921
decfe536
SP		 9222009-10-22 Sebastian Pop <sebastian.pop@amd.com>
923
924 * graphite-sese-to-poly.c (build_scop_drs): Disable call to
925 dump_alias_graphs.
926
0d5ef2a9
SP		 9272009-10-22 Sebastian Pop <sebastian.pop@amd.com>
928
929 * graphite-sese-to-poly.c (dump_alias_graphs): New.
930 (build_scop_drs): Call dump_alias_graphs.
931
f70de156
SP		 9322009-10-22 Sebastian Pop <sebastian.pop@amd.com>
933
934 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
935 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
936 (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
937 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
938 * graphite-poly.h (free_lst): New.
939 (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
940 (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
941
74715a9b
SP		 9422009-10-22 Sebastian Pop <sebastian.pop@amd.com>
943
944 * graphite-poly.h (struct scop): Add a field saved_schedule.
945 (SCOP_SAVED_SCHEDULE): New.
946 (store_lst_schedule): New.
947 (restore_lst_schedule): New.
948 (store_scattering): Call store_lst_schedule.
949 (restore_scattering): Call restore_lst_schedule.
950
fb00d28e
SP		 9512009-10-20 Sebastian Pop <sebastian.pop@amd.com>
952
953 * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
954 (pdr_add_alias_set): Same.
955 (build_poly_dr): Same.
956 (build_alias_set_optimal_p): Same.
957 (build_base_obj_set_for_drs): Same. Do not store the result of
958 graphds_dfs.
959
917f481a
SP		 9602009-10-20 Sebastian Pop <sebastian.pop@amd.com>
961
962 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
963 all_components_are_cliques to 1.
964
2b178a5f
LF		 9652009-10-20 Li Feng <nemokingdom@gmail.com>
966
967 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
968 the new structure.
969 (pdr_add_alias_set): Update retrieving alias_set_num.
970 (build_poly_dr): Update retrieving dr_base_object_set.
971 (partition_drs_to_sets): Remove.
972 (build_alias_set_optimal_p): New.
973 (build_alias_set_for_drs): Rename.
974 (build_scop_drs): Update.
975 * graphite-sese-to-poly.h (struct base_alias_pair): New.
976 (ALIAS_SET_INDEX): Remove.
977 (BASE_OBJECT_SET_INDEX): Remove.
978
e8af4842
SP		 9792009-10-20 Sebastian Pop <sebastian.pop@amd.com>
980
981 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
982
3899a0b2
SP		 9832009-10-20 Sebastian Pop <sebastian.pop@amd.com>
984
985 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
986 loop upper bounds for 1-element arrays at end of structures.
987 * tree-flow.h (array_at_struct_end_p): Declared.
988 * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
989
e34e5835
SP		 9902009-10-20 Sebastian Pop <sebastian.pop@amd.com>
991
992 * g++.dg/graphite/pr41305.C: New.
993
07b0d0e2
AM		 9942009-10-20 Alexander Monakov <amonakov@ispras.ru>
995
996 * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
997 construction of parameter constraints from loop iteration analysis.
998 * gcc.dg/graphite/run-id-2.c: New test.
999
67255edf
SP		 10002009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1001
1002 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
1003 and new_cstr.
1004
14ba996b
SP		 10052009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1006
1007 * graphite-dependences.c (dependence_polyhedron_1): Remove
1008 unused gdim dimensions from the DDR polyhedron.
1009
4454141a
SP		 10102009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1011
1012 * graphite-dependences.c (pddr_transformed_scattering): New.
1013 (dot_original_deps_stmt_1): New.
1014 (dot_transformed_deps_stmt_1): New.
1015 (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
1016 dot_transformed_deps_stmt_1.
1017 (dot_original_deps): New.
1018 (dot_transformed_deps): New.
1019 (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
1020
dd61070d
SP		 10212009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1022
1023 * graphite-dependences.c (reduction_dr_1): Remove wrong
1024 assert: reduction BBs can have multiple reduction writes
4454141a 1025 to memory. interchange-3.f90 is an example.
dd61070d 1026
65421bcc
SP		 10272009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1028
1029 * gfortran.dg/graphite/interchange-3.f90: New.
1030
3e9f43ee
SP		 10312009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1032
1033 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
1034
16bf8ab1
SP		 10352009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1036
1037 * graphite-dependences.c (dependence_polyhedron_1): Add the
1038 context to the dependence polyhedron.
1039
d422adfa
SP		 10402009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1041
1042 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
1043 PBB_PDR_DUPLICATES_REMOVED.
1044 (new_poly_bb): Same.
1045
62e475c5
SP		 10462009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1047
1048 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
1049 SCOP_CONTEXT.
1050 (build_loop_iteration_domains): Extract bounds on parameters
1051 based on the data size.
1052 (build_scop_context): Do not initialize SCOP_CONTEXT;
1053 add new constraints.
1054
3ecbce7e
SP		 10552009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1056
1057 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
1058 * graphite-ppl.h (graphite-ppl.h): Declared.
1059
04863400
SP		 10602009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1061
1062 * graphite-ppl.c (ppl_print_linear_expr): New.
1063 (debug_ppl_linear_expr): New.
1064 * graphite-ppl.h (ppl_print_linear_expr): Declared.
1065 (debug_ppl_linear_expr): Declared.
1066
009150e1
SP		 10672009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1068
1069 * graphite-interchange.c: Fix comments.
1070 * gcc.dg/graphite/block-1.c: Fix comments.
1071
9b196c93
SP		 10722009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1073
1074 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
1075 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
1076
caa675f8
SP		 10772009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1078
1079 Reapply the patch from Alexander Monakov that disappeared during
1080 the last merges from trunk.
1081
1082 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
1083
1084 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1085 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1086
92d92abb
SP		 10872009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1088
1089 * graphite-interchange.c (memory_stride_in_loop): The depth
1090 argument corresponds to a dynamic time dimension, so use
1091 psct_dynamic_dim to refer to the transformed scattering dimension.
1092
23159c56
SP		 10932009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1094
1095 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
1096
5c6c42c9
SP		 10972009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1098
1099 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
1100 root of the LST.
1101 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
1102 the root of the LST.
1103 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
1104 fake loop.
1105 (print_lst): Print the root of LST in a different format.
1106 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
1107
f58be90e
SP		 11082009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1109
1110 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
1111
4e4ee197
SP		 11122009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1113
1114 * doc/passes.texi: Document the Graphite infrastructure.
1115
6c4499b6
SP		 11162009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1117
1118 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
1119 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
1120 and check the SSA representation.
1121
1122 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
1123
8e49fe91
SP		 11242009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1125
1126 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
1127
bb2b2dfc
SP		 11282009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1129
1130 * gcc.dg/graphite/interchange-11.c: New.
1131
e7ed4a64
SP		 11322009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1133
1134 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
1135
d7f25aa6
SP		 11362009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1137
1138 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1139 Add -fno-loop-strip-mine and -fno-loop-interchange.
1140 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
1141 -fno-loop-strip-mine.
1142 * gfortran.dg/graphite/graphite.exp: Same.
1143
6231cf49
SP		 11442009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1145
1146 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1147 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
1148 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
1149 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
1150 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
1151 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
1152 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
1153 DEFAULT_FLAGS_GRAPHITE_SCOP.
1154 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
1155 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
1156
2b7c09a8
SP		 11572009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1158
1159 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
1160
b0c7a278
KT		 11612009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1162 Sebastian Pop <sebastian.pop@amd.com>
1163
1164 * graphite-interchange.c (build_linearized_memory_access): Pass an
1165 offset as parameter.
1166 (memory_stride_in_loop): Include transform scattering in the
1167 access functions to be able to querry the strides in the
1168 transformed loops.
1169 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
1170 not the psct_iterator_dim.
1171
13ae6f91
SP		 11722009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1173
1174 * graphite-blocking.c (pbb_do_strip_mine): Removed.
1175 (lst_do_strip_mine_loop): New.
1176 (lst_do_strip_mine): New.
1177 (scop_do_strip_mine): Call lst_do_strip_mine.
1178 * graphite-poly.h (lst_add_loop_under_loop): New.
1179 (lst_find_first_pbb): New.
1180
c0fe753b
SP		 11812009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1182
1183 * graphite-poly.c (loop_to_lst): Fix LST creation.
1184
8d75ec87
TG		 11852009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
1186
45489e99 1187 * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
8d75ec87
TG		 1188 sizeof(unsigned long) to make it run on 32bit systems.
1189
11902009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
1191
45489e99 1192 * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
8d75ec87
TG		 1193 SEGFAULT on 32bit.
1194
2e5a7cbf
RU		 11952009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1196
8d75ec87
TG		 1197 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
1198 Comment.
2e5a7cbf
RU		 1199 (write_alias_graph_to_ascii_dot): New.
1200 (write_alias_graph_to_ascii_ecc): Ditto.
8d75ec87
TG		 1201 (partition_drs_to_sets): Add testing of optimality of current method
1202 which assigns alias numbers according to DFS Comopnent number. used
1203 as heuristic for the upcoming ECC algorithm.
2e5a7cbf
RU		 1204 (build_scop_drs): Write to file also with the ecc and dot format.
1205
1e82de2a
SP		 12062009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1207
1208 * gfortran.dg/graphite/interchange-1.f: XFail.
1209
9bf13085
SP		 12102009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1211
1212 * graphite.c (graphite_initialize): Do not handle functions with
1213 more than 100 basic blocks.
1214
e797c5f2
SP		 12152009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1216
1217 * graphite-blocking.c (pbb_do_strip_mine): Use
1218 PARAM_LOOP_BLOCK_TILE_SIZE.
1219
bfa00f48
SP		 12202009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1221
1222 * graphite-poly.c (dot_lst_1): New.
1223 (dot_lst): New.
1224 * graphite-poly.h (dot_lst): Declared.
1225
3c7bdeb8
SP		 12262009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1227
1228 * graphite-dependences.c (dot_deps_stmt_1): New.
1229 (dot_deps_stmt): New.
1230 * graphite-dependences.h (dot_deps_stmt): Declared.
1231
c7dc2fab
SP		 12322009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1233
1234 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
1235 not replace cross BB scalar dependences ending on PHI nodes.
1236 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
1237
24c79709
SP		 12382009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1239
1240 * graphite-poly.c (apply_poly_transforms): Implement the high
1241 level driver for flag_loop_block.
45489e99 1242 * opts.c (decode_options): Enable flag_loop_block at -O2.
24c79709
SP		 1243 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
1244 flag_loop_block.
1245
1246 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
1247 -floop-block.
1248 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1249 Add -floop-block.
1250
a0517b76
SP		 12512009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1252
1253 * graphite-poly.h (lst_find_pbb): New.
1254 (find_lst_loop): New.
1255
9d077835
SP		 12562009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1257
1258 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
1259 * graphite-poly.h (struct scop): Remove dep_graph field.
1260 (SCOP_DEP_GRAPH): Removed.
1261
75b63a91
SP		 12622009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1263
1264 * graphite-poly.h (copy_lst): Do full copy of LST.
1265
7cc4ff8d
SP		 12662009-10-07 Sebastian Pop <sebastian.pop@amd.com>
1267
1268 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
1269 when the loop stride is zero.
1270
1271 * gcc.dg/graphite/id-16.c: New.
1272
60d2a8c3
SP		 12732009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1274
1275 * graphite-dependences.c (reduction_dr_1): New.
1276 (reduction_dr_p): New.
1277 (graphite_legal_transform_dr): Call reduction_dr_p.
1278 (reduction_ddr): Renamed reduction_ddr_p.
1279 * graphite-poly.h (same_pdr_p): New.
1280 (number_of_write_pdrs): New.
1281 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
1282 (split_reduction_stmt): Do not split reduction statements
1283 when there are no writes to memory.
1284 (translate_scalar_reduction_to_array_for_stmt): Insert the
1285 memory reduction statement just after the scalar reduction statement.
1286
1287 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
1288 Un-XFAIL-ed.
1289 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
1290 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
1291
95baeff8
SP		 12922009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1293
1294 * graphite-interchange.c (lst_apply_interchange): New.
1295 (lst_interchange_profitable_p): New.
1296 (lst_try_interchange_loops): New.
1297 (lst_try_interchange): New.
1298 (lst_do_interchange): New.
1299 (pbb_do_interchange): Removed.
1300 (scop_do_interchange): Call lst_do_interchange.
1301
a36d12e2
SP		 13022009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1303
1304 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
1305 SCOP_TRANSFORMED_SCHEDULE.
1306 (loop_to_lst): New.
1307 (scop_to_lst): New.
1308 (print_lst): New.
1309 (debug_lst): New.
1310 * graphite-poly.h (lst_p): New.
1311 (struct lst): New.
1312 (LST_LOOP_P): New.
1313 (LST_LOOP_FATHER): New.
1314 (LST_PBB): New.
1315 (LST_SEQ): New.
1316 (scop_to_lst): Declared.
1317 (print_lst): Declared.
1318 (debug_lst): Declared.
1319 (new_lst_loop): New.
1320 (new_lst_stmt): New.
1321 (copy_lst): New.
1322 (lst_depth): New.
1323 (lst_dewey_number): New.
1324 (struct scop): Add original_schedule and transformed_schedule fields.
1325 (SCOP_ORIGINAL_SCHEDULE): New.
1326 (SCOP_TRANSFORMED_SCHEDULE): New.
1327 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
1328
a0dd1440
SP		 13292009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1330
1331 * graphite-dependences.c (reduction_ddr): New.
1332 (graphite_legal_transform_bb): Call reduction_ddr.
1333 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
1334 Initialize PBB_IS_REDUCTION.
1335 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
1336 (PBB_IS_REDUCTION): New.
1337 (new_poly_bb): Update declaration.
1338 * graphite-scop-detection.h (build_scop_bbs): Removed.
1339 (nb_reductions_in_loop): Removed.
1340 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
1341 parameter for reductions.
1342 (try_generate_gimple_bb): Update call to new_poly_bb.
1343 (build_scop_bbs_1): Same.
1344 (build_scop_bbs): Same.
1345 (gsi_for_phi_node): New.
1346 (scalar_close_phi_node_p): Remove gcc_assert.
1347 (split_reduction_stmt): New.
1348 (is_reduction_operation_p): New.
1349 (phi_contains_arg): New.
1350 (follow_ssa_with_commutative_ops): New.
1351 (detect_commutative_reduction_arg): New.
1352 (detect_commutative_reduction_assign): New.
1353 (follow_inital_value_to_phi): New.
1354 (edge_initial_value_for_loop_phi): New.
1355 (initial_value_for_loop_phi): New.
1356 (detect_commutative_reduction): New.
1357 (translate_scalar_reduction_to_array_for_stmt): New.
1358 (insert_copyout): New.
1359 (insert_copyin): New.
1360 (translate_scalar_reduction_to_array): New.
1361 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
1362 (rewrite_commutative_reductions_out_of_ssa_loop): New.
1363 (rewrite_commutative_reductions_out_of_ssa): New.
1364 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
1365 * sese.h (split_region_for_bb): New.
1366
1367 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
1368 * gcc.dg/graphite/interchange-1.c: Fix format.
1369 * gcc.dg/graphite/interchange-10.c: New.
1370
db7e9485
SP		 13712009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1372
1373 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
1374 buggy assert.
1375
5dcc64d9
SP		 13762009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1377
1378 * graphite-sese-to-poly.c (scev_analyzable_p): New.
1379 (rewrite_cross_bb_scalar_dependence): New.
1380 (rewrite_cross_bb_scalar_deps): New.
1381 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
1382 Call rewrite_cross_bb_scalar_deps.
1383
947121b8
SP		 13842009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1385
1386 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
1387 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
1388 gsi_for_stmt.
1389
d48e288d
SP		 13902009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1391
1392 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
1393 * graphite-interchange.c (pbb_do_interchange): Same.
1394 * graphite-poly.c (print_scattering_function): Same.
1395 (debug_pdrs): Same.
1396 * graphite-poly.h (pbb_loop): New.
1397 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
1398
d17286f6
SP		 13992009-09-27 Sebastian Pop <sebastian.pop@amd.com>
1400
1401 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
1402
ee03cd20
SP		 14032009-09-27 Sebastian Pop <sebastian.pop@amd.com>
1404
1405 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
1406 so don't pass a pointer to it.
1407 (build_alias_set_for_drs): Same.
1408 (build_base_obj_set_for_drs): Same.
1409 (build_scop_drs): Same.
1410
888beba1
LF		 14112009-09-26 Li Feng <nemokingdom@gmail.com>
1412
1413 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
1414 the alias graph of data references.
1415
cd43e5d7
LF		 14162009-09-25 Li Feng <nemokingdom@gmail.com>
1417
1418 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
1419 (build_scop_drs): When debugging, write the alias graph to file,
1420 otherwise, should be disabled.
1421
45489e99
SP		 14222009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1423
1424 * Merge from mainline (151310:151361).
1425
14262009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1427
1428 * Merge from mainline (151171:151310).
1429
14302009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1431
1432 * Merge from mainline (151171:151806).
1433
14342009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1435
1436 * Revert the last commit.
1437
14382009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1439
1440 * Merge from mainline (151171:151819).
1441
aeda6535
SP		 14422009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1443
1444 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
1445 (is_simple_operand): Remove call to stmt_simple_memref_p.
1446 (stmt_simple_for_scop_p): Update call to is_simple_operand.
1447
8b6b8570
DE		 14482009-09-17 David Edelsohn <edelsohn@gnu.org>
1449
45489e99
SP		 1450 * gcc.dg/graphite/interchange-mvt.c: New File.
1451 * gcc.dg/graphite/scop-dsyrk.c: New File.
1452 * gcc.dg/graphite/scop-dsyr2k.c: New File.
1453 * gcc.dg/graphite/scop-mvt.c: New File.
1454 * gcc.dg/graphite/scop-sor.c: New File.
8b6b8570 1455
1825f9a2
LF		 14562009-09-17 Li Feng <nemokingdom@gmail.com>
1457
1825f9a2
LF		 1458 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
1459 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
1460 (graphite_carried_dependence_level_k): Ditto.
1461 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
1462 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
1463 (new_poly_dr): Adjust declaration.
1464 * graphite-sese-to-poly.c (free_data_refs_aux): New.
1465 (free_gimple_bb): Added free_data_refs_aux.
1466 (build_poly_dr): Add dr_base_object_set.
1467 (partition_drs_to_sets): New.
1468 (dr_same_base_object_p): New.
1469 (build_alias_set_for_drs): New.
1470 (build_base_object_set_for_drs): New.
1471 (build_scop_drs): Add build_base_obj_set_for_drs.
1472 * graphite-sese-to-poly.h: Added #define for alias set number index and
1473 base object set index.
1474 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
1475 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
1476
ac90803f
SP		 14772009-09-16 Alexander Monakov <amonakov@ispras.ru>
1478
1479 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1480 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1481
54fc808a
SP		 14822009-09-14 Sebastian Pop <sebastian.pop@amd.com>
1483
1484 * graphite-sese-to-poly.c (struct irp_data): Removed.
1485 (idx_record_params): Removed.
1486 (find_params_in_bb): Scan for parameters the access functions; don't
1487 parse the tree representation.
1488
e88e021f
SP		 14892009-09-14 Sebastian Pop <sebastian.pop@amd.com>
1490
1491 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
1492 passes at -O1 and below.
1493
3690f8d7
SP		 14942009-09-14 Sebastian Pop <sebastian.pop@amd.com>
1495
1496 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
1497 tree-scalar-evolution.h, and then tree-data-ref.h.
1498 * graphite-clast-to-gimple.c: Same.
1499 * graphite-dependences.c: Same.
1500 * graphite-interchange.c: Same.
1501 * graphite-poly.c: Same.
1502 * graphite-scop-detection.c: Same.
1503 * graphite-sese-to-poly.c: Same.
1504 * graphite.c: Same.
1505 * lambda-code.c: Same.
1506 * matrix-reorg.c: Same.
1507 * tree-data-ref.c: Same.
1508 * tree-if-conv.c: Same.
1509 * tree-loop-distribu: Same.: Same.
1510 * tree-loop-linear.c: Same.
1511 * tree-parloops.c: Same.
1512 * tree-predcom.c: Same.
1513 * tree-vect-patterns.c: Same.
1514
2495a183
SP		 15152009-09-02 Sebastian Pop <sebastian.pop@amd.com>
1516
1517 Partially revert the previous patch, except the following.
1518 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
1519 as parameters the operands of the not expression.
1520
20179b0d
SP		 15212009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1522
1523 * tree-scalar-evolution.c (instantiate_scev_assign): New.
1524 Do not call analyze_scalar_evolution on assignments.
1525 (instantiate_scev_phi): Call analyze_scalar_evolution.
1526 (instantiate_scev_name): Call instantiate_scev_assign and
1527 instantiate_scev_phi.
1528 (instantiate_scev_not): Adapted to pass as parameters the operands
1529 of the not expression.
1530
ffa34f4b
SP		 15312009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1532
1533 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
1534 to pass as parameters the operands of the binary expression.
1535
4b9d48a1
SP		 15362009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1537
1538 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
1539 instantiate_scev_not. Handle NEGATE_EXPR.
1540 (instantiate_scev_r): Handle NEGATE_EXPR.
1541
9e5dc77f
SP		 15422009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1543
1544 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
1545 instantiate_scev_r.
1546 (instantiate_scev_r): Move code in instantiate_scev_2
1547 and instantiate_scev_1.
1548
d814176c
SP		 15492009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1550
1551 * tree-scalar-evolution.c (instantiate_scev_3): New.
1552 (instantiate_scev_1): Move code in instantiate_scev_3.
1553
ec6636eb
SP		 15542009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1555
1556 * tree-scalar-evolution.c (instantiate_scev_poly): New.
1557 (instantiate_scev_1): Move code in instantiate_scev_poly.
1558
7ec0665d
SP		 15592009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1560
1561 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
1562 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
1563
9c382ce9
SP		 15642009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1565
1566 * tree-scalar-evolution.c (instantiate_scev_convert): New.
1567 (instantiate_scev_1): Move code in instantiate_scev_convert.
1568
15fda317
SP		 15692009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1570
1571 * tree-scalar-evolution.c (instantiate_scev_binary): New.
1572 (instantiate_scev_1): Move code in instantiate_scev_binary.
1573
320f5a78
SP		 15742009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1575
1576 * tree-scalar-evolution.c (instantiate_scev_name): New.
1577 (instantiate_scev_1): Move code in instantiate_scev_name.
1578
15792009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1580
1581 * Merge from mainline (150992:151171).
1582
45489e99
SP		 15832009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1584
1585 * opts.c (decode_options): Enable flag_loop_interchange at -O2.
1586
211694b6
SP		 15872009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1588
1589 * graphite-dependences.c (graphite_legal_transform_bb): Call
1590 pbb_remove_duplicate_pdrs.
1591 * graphite-poly.c (can_collapse_pdr): Removed.
1592 (pdr_find_duplicate): Removed.
1593 (can_collapse_pdrs): New.
1594 (pbb_remove_duplicate_pdrs): New.
1595 (new_poly_dr): Do not look for duplicates.
1596 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1597 (PBB_PDR_DUPLICATES_REMOVED): New.
1598 (pbb_remove_duplicate_pdrs): Declared.
1599
7bd2a8a7
SP		 16002009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1601
1602 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1603 the strides by multiplying by PDR_NB_REFS.
1604 * graphite-poly.c (can_collapse_pdr): New.
1605 (pdr_find_duplicate): New.
1606 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1607 Initialize PDR_NB_REFS.
1608 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1609 (PDR_NB_REFS): New.
1610 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1611
16122009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1613
1614 Revert one of the previous commits:
1615 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1616 the computation of symmetric data dependence relations.
1617 (dependency_between_pbbs_p): Same.
1618
93b2db87
SP		 16192009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1620
1621 PR middle-end/40965
1622 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1623 any transform.
1624
d8eeb078
SP		 16252009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1626
1627 * graphite-dependences.c (pddr_original_scattering): Return NULL
1628 for read-read dependence relations.
1629 * graphite-poly.h (enum poly_dr_type): Fix comment.
1630 (pdr_read_p): New.
1631 (pdr_write_p): New.
1632 (pdr_may_write_p): New.
1633
e6dec0fb
SP		 16342009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1635
1636 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1637 (struct poly_dr): Same.
1638 (new_poly_dr): Same.
1639 * graphite-poly.c (new_poly_dr): Same.
1640
baf4b881
KT		 16412009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1642 Sebastian Pop <sebastian.pop@amd.com>
1643
1644 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1645 pbb_strip_mine_time_depth. Changed the implementation so that
1646 transformation is expressed as a transformation on
1647 time (scatttering) dimensions. Also, ensures that the 2d+1
1648 scheduling format is preserved.
1649 (pbb_strip_mine_profitable_p): Profitability is based on the
1650 iteration number of a given time (scattering) dimension,
1651 and not on a original loop depth dimension.
1652 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1653 (pbb_do_strip_mine): Call psct_dynamic_dim.
1654 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1655 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1656 (pbb_nb_dynamic_scattering_transform): New.
1657 (psct_dynamic_dim): New.
1658
059a5f9f
KT		 16592009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1660
1661 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1662 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1663 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1664 * graphite-interchange.c (build_linearized_memory_access): Same.
1665 (memory_stride_in_loop): Same.
1666
afae0207
SP		 16672009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1668
1669 * graphite-dependences.c (pddr_original_scattering): New.
1670 (graphite_legal_transform_dr): Call pddr_original_scattering.
1671 (dot_deps_1): New.
1672 (dot_deps): New.
1673 * graphite-dependences.h (dot_deps): Declared.
1674 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1675 (print_pdr): Print PDR_ID.
1676 * graphite-poly.h (struct poly_dr): Add field id.
1677 (PDR_ID): New.
1678 (pbb_index): New.
1679 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1680
f8e0bb8b
SP		 16812009-08-22 Sebastian Pop <sebastian.pop@amd.com>
1682
1683 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1684 not delete the original dependence relation.
1685
16862009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1687
1688 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1689 the computation of symmetric data dependence relations.
1690 (dependency_between_pbbs_p): Same.
1691
e37f165f
SP		 16922009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1693
1694 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1695 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1696 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1697 (free_poly_ddr): New.
1698 (pddr_is_empty): New.
1699 (dependence_polyhedron_1): Now returns a poly_ddr_p.
1700 (dependence_polyhedron): Same. Remove useless gcc_assert.
1701 Remove fprintfs.
1702 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1703 (graphite_carried_dependence_level_k): Call pddr_is_empty.
1704 * graphite-dependences.h (enum poly_dependence_kind): New.
1705 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
1706 (PDRP_SOURCE): Renamed PDDR_SOURCE.
1707 (PDRP_SINK): Renamed PDDR_SINK.
1708 (PDRP_DDP): Renamed PDDR_DDP.
1709 (PDDR_KIND): New.
1710 (free_poly_ddr): Declared.
1711 * graphite-poly.c (new_scop): Use the new hash function names.
1712 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1713 into original_pddrs.
1714 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1715
17162009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1717
1718 * Merge from mainline (150764:150992).
1719
45e76e9f
SP		 17202009-08-18 Sebastian Pop <sebastian.pop@amd.com>
1721
1722 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1723 bounds with LT_EXPR to make niter analysis more precise on code
1724 generated by Graphite.
1725
66b466c3
SP		 17262009-08-18 Sebastian Pop <sebastian.pop@amd.com>
1727
1728 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1729 (graphite_legal_transform_bb): Same.
1730 (poly_drs_may_alias_p): Same.
1731
f263917c
SP		 17322009-08-15 Sebastian Pop <sebastian.pop@amd.com>
1733
1734 PR middle-end/40981
1735 * graphite-ppl.c (ppl_max_for_le): Correct the use of
1736 ppl_Pointset_Powerset_C_Polyhedron_maximize.
1737
17382009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1739
1740 * graphite-poly.c (print_pbb): Print PBB index.
1741
17422009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1743
1744 * Merge from mainline (r150672:150764).
1745
17462009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1747
1748 * graphite-interchange.c (ppl_max_for_le): Moved...
1749 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1750 * graphite-ppl.c (ppl_max_for_le): ... here.
1751 * graphite-ppl.h (ppl_max_for_le): Declared.
1752
17532009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1754
1755 * Merge from mainline (r150372:150672).
1756
30de1632
SP		 17572009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1758
1759 PR middle-end/40980
1760 * sese.c (convert_for_phi_arg): New.
1761 (add_guard_exit_phis): Use convert_for_phi_arg.
1762
45489e99 1763 * gfortran.dg/graphite/id-17.f: New.
30de1632 1764
8c31ebfa
SP		 17652009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1766
1767 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1768 unknown subscript upper bounds.
1769
45489e99 1770 * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
8c31ebfa 1771
fb9fb290
SP		 17722009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1773 Pranav Garg <pranav.garg2107@gmail.com>
1774
1775 * graphite-interchange.c (gather_access_strides): Removed.
1776 (ppl_max_for_le): New.
1777 (build_linearized_memory_access): New.
1778 (memory_stride_in_loop): New.
1779 (pbb_interchange_profitable_p): Reimplemented.
1780 * graphite-ppl.h (ppl_new_id_map): New.
1781 (ppl_interchange): New.
1782
45489e99 1783 * gcc.dg/graphite/interchange-6.c: XFAILed.
fb9fb290 1784
312aea7f
SP		 17852009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1786
1787 * graphite-interchange.c (compute_subscript): Removed.
1788 (compute_array_size_cstr): Removed.
1789 (compute_array_size_poly): Removed.
1790 (compute_array_size): Removed.
1791 (gather_access_strides_poly): Removed.
1792 (gather_access_strides): Empty.
1793
25d7cc15
SP		 17942009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1795
1796 * graphite-dependences.c (dependence_polyhedron_1): Replace
1797 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1798 (graphite_legal_transform_dr): Same.
1799 (graphite_carried_dependence_level_k): Same.
1800 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1801 Initialize PDR_NB_SUBSCRIPTS.
1802 (print_pdr_access_layout): Replace pdr_nb_subscripts with
1803 PDR_NB_SUBSCRIPTS.
1804 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1805 (PDR_NB_SUBSCRIPTS): New.
1806 (pdr_nb_subscripts): Removed.
1807 (pdr_dim): Simplified.
1808 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1809 with PDR_NB_SUBSCRIPTS.
1810
66096911
SP		 18112009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1812
1813 * graphite-interchange.c (compute_array_size): Remove use of
1814 PDR_DATA_CONTAINER.
1815 * graphite-poly.c (new_poly_dr): Remove argument data_container.
1816 Do not initialize PDR_DATA_CONTAINER.
1817 (print_pdr): Do not print PDR_DATA_CONTAINER.
1818 * graphite-poly.h (struct poly_dr): Remove data_container field.
1819 (PDR_DATA_CONTAINER): Removed.
1820 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1821 PDR_DATA_CONTAINER.
1822 (build_poly_dr): Same.
1823
273c5dd3
SP		 18242009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1825
45489e99 1826 * gcc.dg/graphite/interchange-9.c: New.
273c5dd3 1827
7491e5f0
KT		 18282009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1829 Sebastian Pop <sebastian.pop@amd.com>
1830
1831 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1832 copy of the dependence polyhedron. Free the temporary objects.
1833 (graphite_carried_dependence_level_k): Free unused objects before
1834 returning.
1835
45489e99
SP		 1836 * gcc.dg/graphite/interchange-1.c: XFAILed.
1837 * gcc.dg/graphite/interchange-2.c: XFAILed.
1838 * gcc.dg/graphite/interchange-3.c: XFAILed.
1839 * gcc.dg/graphite/interchange-4.c: XFAILed.
1840 * gcc.dg/graphite/interchange-7.c: XFAILed.
7491e5f0 1841
f4648ed1
SP		 18422009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1843
1844 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1845 Early return without analyzing the data dependences if no
1846 transform has been done. Call restore_scattering if the transform
1847 is not legal.
1848 (graphite-interchange.c): Same.
1849 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1850 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1851 (apply_poly_transforms): Do not gcc_assert that
1852 the transform is legal.
1853 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1854 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1855 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1856 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1857 * graphite-poly.h (struct poly_scattering): New.
1858 (struct poly_bb): Add original, transformed, and saved fields.
1859 Remove transformed_scattering, original_scattering, nb_local_variables,
1860 and nb_scattering_transform fields.
1861 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1862 (poly_scattering_new): New.
1863 (poly_scattering_free): New.
1864 (poly_scattering_copy): New.
1865 (store_scattering_pbb): New.
1866 (store_scattering): New.
1867 (restore_scattering_pbb): New.
1868 (restore_scattering): New.
1869 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1870 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
273c5dd3 1871
e31a5bd4
SP		 18722009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1873
1874 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1875 (print_scop): Same.
1876
8e88f9fd
SP		 18772009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1878
1879 * Makefile.in (graphite.o): Depends on PREDICT_H.
1880 * graphite.c: Include predict.h.
1881 (graphite_finalize): Call tree_estimate_probability.
1882 * predict.c (predict_loops): Do not call scev_initialize and
1883 scev_finalize.
1884 (tree_estimate_probability_bb): New.
1885 (tree_estimate_probability): Do not initialize loops: move that
1886 code to the driver. Call tree_estimate_probability_bb.
1887 (tree_estimate_probability_driver): New.
1888 (pass_profile): Use tree_estimate_probability_driver.
1889 * predict.h (tree_estimate_probability): Declared.
1890
87d4d0ee
SP		 18912009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1892
1893 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1894 * graphite-dependences.c (graphite_legal_transform): Add time to
1895 TV_GRAPHITE_DATA_DEPS.
1896 (dependency_between_pbbs_p): Same.
1897 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1898
18992009-08-03 Sebastian Pop <sebastian.pop@amd.com>
1900
1901 * Merge from mainline (r149952:150372).
1902
2abae5f1
SP		 19032009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1904
1905 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
1906 * graphite-blocking.c: Same.
1907 * graphite-clast-to-gimple.c: Same.
1908 * graphite-dependences.c: Same.
1909 * graphite-poly.c: Same.
1910 * graphite-poly.h: Same.
1911 * graphite-ppl.c: Same.
1912 * graphite-scop-detection.c: Same.
1913 * graphite-sese-to-poly.c: Same.
1914 * graphite.c: Same.
1915
19162009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1917
1918 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
1919 (remove_simple_copy_phi): New.
1920 (remove_invariant_phi): New.
1921 (simple_copy_phi_p): New.
1922 (reduction_phi_p): New.
1923 (gsi_for_ssa_name_def): New.
1924 (insert_out_of_ssa_copy): New.
1925 (insert_out_of_ssa_copy_on_edge): New.
1926 (create_zero_dim_array): New.
1927 (scalar_close_phi_node_p): New.
1928 (rewrite_close_phi_out_of_ssa): New.
1929 (rewrite_phi_out_of_ssa): New.
1930 (rewrite_reductions_out_of_ssa): New.
1931 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
1932
45489e99
SP		 1933 * gcc.dg/graphite/id-11.c: New.
1934 * gcc.dg/graphite/id-15.c: New.
1935 * gcc.dg/graphite/interchange-1.c: Un-XFAIL.
1936 * gcc.dg/graphite/interchange-2.c: Un-XFAIL.
1937 * gcc.dg/graphite/interchange-3.c: Un-XFAIL.
1938 * gcc.dg/graphite/interchange-4.c: Un-XFAIL.
1939 * gcc.dg/graphite/interchange-7.c: Un-XFAIL.
1940 * gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
1941 * gfortran.dg/graphite/id-13.f: New.
1942 * gfortran.dg/graphite/id-5.f: New.
2abae5f1
SP		 1943
19442009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1945
1946 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
1947 check that nb_reductions_in_loop is zero.
1948 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
1949 reduction phi nodes.
1950 (nb_reductions_in_loop): Removed.
1951 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
1952 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
1953 (bb_contains_non_iv_scalar_phi_nodes): Removed.
1954 (scop_contains_non_iv_scalar_phi_nodes): Removed.
1955 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
1956
19572009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1958
1959 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
1960 statements that have an empty iteration domain.
45489e99 1961 * gfortran.dg/graphite/id-16.f: New.
2abae5f1
SP		 1962
19632009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1964
1965 * tree-scalar-evolution.c (instantiate_scev_1): Return
1966 chrec_dont_know when the result is not above instantiate_below.
1967 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
1968 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
1969 the tree has a known scalar evolution.
45489e99
SP		 1970 * gfortran.dg/graphite/id-14.f: New.
1971 * gfortran.dg/graphite/id-15.f: New.
2abae5f1
SP		 1972
19732009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1974
1975 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
1976 insert_gsi.
1977 (rename_variables): Keep inserting renames after the ones already
1978 inserted.
1979
19802009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1981
1982 * graphite-sese-to-poly.c (compare_bb_depths): New.
1983 (graphite_sort_dominated_info): New.
1984 (build_scop_bbs_1): Call graphite_sort_dominated_info.
1985 (build_scop_scattering): Fix comment.
1986
19872009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1988
1989 * graphite.c (graphite_finalize): Call print_loops instead of
1990 dump_function_to_file.
45489e99
SP		 1991 * gcc.dg/graphite/graphite.exp: Fix formatting.
1992 * gcc.dg/graphite/pr35356-1.c: New. Look for the number of
2abae5f1 1993 loops generated in the graphite output file.
45489e99
SP		 1994 * gcc.dg/graphite/pr35356-2.c: New.
1995 * gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
1996 * gfortran.dg/graphite/id-12.f: New.
2abae5f1
SP		 1997
19982009-07-24 Li Feng <nemokingdom@gmail.com>
1999
45489e99 2000 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
2abae5f1
SP		 2001 Remove 2 XFAIL.
2002
20032009-07-24 Li Feng <nemokingdom@gmail.com>
2004 Tobias Grosser <grosser@fim.uni-passau.de>
2005
2006 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
2007 alias set number build alias in ACCESSES polyhedron.
2008 (build_alias_set_for_drs): New.
2009 (build_pbb_drs): Added build_alias_set_for_drs.
2010 * graphite-dependences.c (poly_drs_may_alias_p): New.
2011 (graphite_carried_dependence_level_k): Check alias information
2012 before building polyhedron.
2013
20142009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2015
2016 * Makefile.in (lambda-code.o): Fix formatting.
2017
20182009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2019
2020 * Merge from mainline (r149350-149952)
2021
20222009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
2023
2024 * graphite-poly.c (apply_poly_transforms): Move strip_mine
2025 before interchange to prepare for loop blocking.
2026
20272009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
2028
2029 * graphite-poly.c (apply_poly_transforms): Add checks after every
2030 transformation.
2031 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
2032 done in apply_poly_transforms.
2033
20342009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2035
2036 * graphite-dependences.c (build_lexicographically_gt_constraint):
2037 Replace RES parameter with *RES.
2038 (dependence_polyhedron_1): Pass an address of the parameter RES
2039 instead of value of RES.
2040
20412009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2042
2043 * graphite.c (graphite_finalize): Fix comment.
2044 (graphite_transform_loops): Reset scev info after code generation
2045 of each scop.
2046
20472009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2048
2049 * graphite.c (graphite_finalize): Call scev_reset.
2050
20512009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2052
2053 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
2054 GBB_CLOOG_IV_TYPES hash table twice.
2055 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
2056 (add_condition_to_domain): Clear GMP values.
2057
20582009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2059
2060 * graphite-dependences.c: Fix formatting.
2061 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
2062 (pbb_number_of_iterations): Free ppl_Linear_Expression.
2063 * graphite-sese-to-poly.c: Fix formatting.
2064 * graphite.c (graphite_transform_loops): Create the hash table
2065 after the early return.
2066
20672009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2068
45489e99
SP		 2069 * gcc.dg/graphite/id-14.c: New.
2070 * gcc.dg/graphite/pr40157.c: New.
2071 * gfortran.dg/graphite/id-11.f: New.
2abae5f1
SP		 2072
20732009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2074
2075 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
2076 (build_poly_scop): Return false when there are no pbbs within
2077 loops to avoid to pass to cloog scops with no loops.
2078
20792009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2080
2081 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
2082 useless test "i % 2".
2083 (build_pbb_scattering_polyhedrons): Fix formatting.
2084 (build_poly_dr): Same.
2085 * graphite.c (graphite_transform_loops): Restructure.
2086
20872009-07-14 Razya Ladelsky <razya@il.ibm.com>
2088
2089 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
2090 reduction_list parameter.
2091 (rewrite_all_phi_nodes_with_iv): Same.
2092 (canonicalize_loop_ivs): Same.
2093 * tree-parloops.c (struct brli): Removed.
2094 (build_reduction_list_info): Removed.
2095 (build_new_reduction): New.
2096 (analyze_reduction_list): Removed.
2097 (gather_scalar_reductions): Find reductions instead of phi
2098 nodes that can't be canonicalized.
2099 (try_create_reduction_list): Remove reduction_list parameter.
2100 (gen_parallel_loop): Same.
2101 (parallelize_loops): Remove analyze_reductions variable,
2102 initialization and free.
2103 Change reduction_list htab initialization to reduction_info
2104 elements instead of ssa names.
2105 Call try_create_reduction_list and gen_parallel_loop without
2106 analyzed_reduction argument.
2107 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
2108 canonicalize_loop_ivs with one less argument.
2109 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2110
21112009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2112
2113 * graphite-dependences.c (new_poly_dr_pair): New.
2114 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
2115 (new_poly_dr_pair): New.
2116 (eq_poly_dr_pair_p): New.
2117 (hash_poly_dr_pair_p): New.
2118 * graphite-dependences.h (struct poly_dr_pair): New.
2119 (eq_poly_dr_pair_p): Declared.
2120 (hash_poly_dr_pair_p): Declared.
2121 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
2122 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
2123 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
2124 * Makefile.in (graphite-poly.o): Add dependence on
2125 graphite-dependences.h.
2126
21272009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2128
2129 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
2130 polynomials of degree > 1 pass to Graphite.
2131 * tree-chrec.c (scev_is_linear_expression): Call
2132 evolution_function_is_affine_multivariate_p.
45489e99 2133 * gfortran.dg/graphite/id-10.f90: New.
2abae5f1
SP		 2134
21352009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2136
2137 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
2138 Instantiate scevs varying in outer loops.
45489e99 2139 * gfortran.dg/graphite/id-9.f: Correct testcase.
2abae5f1
SP		 2140
21412009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2142
2143 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
2144 redundant constraint.
2145
21462009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2147
45489e99
SP		 2148 * gcc.dg/graphite/graphite.exp: Fix comments.
2149 * gfortran.dg/graphite/graphite.exp: Trigger actions
2abae5f1 2150 based on the file names as in the C testsuite.
45489e99
SP		 2151 * gfortran.dg/graphite/block-1.f90: Fix patterns.
2152 * gfortran.dg/graphite/block-2.f: Same.
2153 * gfortran.dg/graphite/block-3.f90: Same.
2154 * gfortran.dg/graphite/block-4.f90: Same.
2155 * gfortran.dg/graphite/id-1.f90: Same.
2156 * gfortran.dg/graphite/id-2.f90: Same.
2157 * gfortran.dg/graphite/id-3.f90: Same.
2158 * gfortran.dg/graphite/id-4.f90: Same.
2159 * gfortran.dg/graphite/id-6.f: Same.
2160 * gfortran.dg/graphite/id-9.f: Same.
2161 * gfortran.dg/graphite/interchange-1.f: Same.
2162 * gfortran.dg/graphite/interchange-2.f: Same.
2163 * gfortran.dg/graphite/scop-1.f: Same.
2abae5f1
SP		 2164
21652009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2166
2167 * sese.c (expand_scalar_variables_call): New.
2168 (expand_scalar_variables_ssa_name): Handle calls in expander.
2169
21702009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2171
45489e99 2172 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
2abae5f1 2173 Expect to see the pattern twice.
45489e99
SP		 2174 * gcc.dg/graphite/interchange-0.c: Un-XFAIL.
2175 * gcc.dg/graphite/interchange-5.c: Same.
2176 * gcc.dg/graphite/interchange-6.c: Same.
2abae5f1
SP		 2177
21782009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2179
45489e99
SP		 2180 * gcc.dg/graphite/id-10.c: New.
2181 * gcc.dg/graphite/id-12.c: New.
2182 * gfortran.dg/graphite/id-7.f: New.
2183 * gfortran.dg/graphite/id-8.f: New.
2abae5f1
SP		 2184
21852009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2186
2187 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
2188 zero.
2189
21902009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2191
2192 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
2193
21942009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2195
2196 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
2197
21982009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2199
2200 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
2201 building PDR subscripts.
2202
22032009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2204
2205 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
2206 computation of array sizes.
2207
22082009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2209
2210 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
2211
22122009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
2213
2214 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
2215 build_pairwise_constraint, dr_equality_constraints,
2216 build_pairwise_scheduling_equality,
2217 build_pairwise_scheduling_inequality, lexicographically_gt_p,
2218 build_lexicographically_gt_constraint, dependence_polyhedron,
2219 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
2220 Move from NNC_Polyhedron to C_Polyhedron.
2221 * graphite-interchange.c (compute_array_size_poly,
2222 gather_access_strides): Dito.
2223 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
2224 free_scop, pbb_number_of_iterations): Dito.
2225 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
2226 pbb_dim_iter_domain, struct scop): Dito.
2227 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
2228 new_Cloog_Domain_from_ppl_Polyhedron,
2229 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
2230 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
2231 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
2232 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
2233 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
2234 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
2235 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
2236 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
2237 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
2238 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
2239 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
2240 build_scop_iteration_domain, build_poly_dr): Dito
2241
22422009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2243
45489e99 2244 * gcc.dg/graphite/graphite.exp: Added a rule to execute
2abae5f1 2245 run-id-*.c files.
45489e99 2246 * gcc.dg/graphite/run-id-1.c: New.
2abae5f1
SP		 2247
22482009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2249
2250 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
2251 positivity constraint on the symbolic number of iterations.
2252
22532009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2254
2255 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
2256
22572009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2258 Tobias Grosser <grosser@fim.uni-passau.de>
2259
2260 * graphite-clast-to-gimple.c (build_scop_context): Removed.
2261 (build_cloog_prog): Directly use SCOP_CONTEXT.
2262 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
2263 (free_scop): Free SCOP_CONTEXT.
2264 (print_scop_context): New.
2265 (print_scop): Call print_scop_context.
2266 (debug_scop_context): New.
2267 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
2268 (struct scop): Added field context.
2269 (SCOP_CONTEXT): New.
2270 * graphite-sese-to-poly.c (add_param_constraints): New.
2271 (build_scop_context): New.
2272 (build_poly_scop): Call build_scop_context.
2273
22742009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2275
2276 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
2277 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
2278 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
2279 * graphite-ppl.h: Include double-int.h and tree.h.
2280 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
2281 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
2282 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
2283 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
2284
22852009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2286
2287 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
2288 POINTER_PLUS_EXPR for pointer types.
2289 (clast_to_gcc_expression): Same.
2290
22912009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2292
2293 * graphite-poly.c (print_scattering_function): Early return when
2294 PBB_TRANSFORMED_SCATTERING is not initialized.
2295 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
2296
22972009-07-08 Sebastian Pop <sebastian.pop@amd.com>
2298
2299 * tree-parloops.c (analyze_reduction_list): Remove unused variable
2300 to fix bootstrap.
2301
23022009-07-08 Razya Ladelsky <razya@il.ibm.com>
2303
2304 * tree-parloops.c (analyze_reduction_list): Change return
2305 value to void.
2306 (try_create_reduction_list): Move the call to
2307 analyze_reduction_list to the beginining.
2308 Call reduction_phi with analyzed_reductions as argument
2309 instead of reduction_list.
2310
23112009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
2312
2313 * Merge from mainline (r148296:149346)
2314
23152009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2316
2317 * graphite-scop-detection.c (graphite_can_represent_init): New.
2318 (graphite_can_represent_scev): Call graphite_can_represent_init:
2319 check that the initial value does not contain multiplications of
2320 parameters.
2321 (stmt_has_simple_data_refs_p): New.
2322 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
2323 (is_simple_operand): Fix formatting.
2324 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
2325
23262009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2327
45489e99 2328 * gcc.dg/graphite/id-13.c: New.
2abae5f1
SP		 2329 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
2330 analyze_scalar_evolution, use scalar_evolution_in_region.
2331 (scan_tree_for_params_right_scev): Add extra assert.
2332 (parameter_index_in_region_1): Split from parameter_index_in_region.
2333 (idx_record_params): Use scalar_evolution_in_region.
2334 (find_params_in_bb): Same.
2335 (find_scop_parameters): Same.
2336 (build_loop_iteration_domains): Same.
2337 (create_linear_expr_from_tree): Same.
2338 * sese.c (scalar_evolution_in_region): New.
2339 * sese.h (scalar_evolution_in_region): Declared.
2340 (defined_in_sese_p): New.
2341 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2342 static anymore.
2343 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2344 Declared.
2345
23462009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2347
2348 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
2349 TREE_DATA_REF_H also implies SCEV_H.
2350
23512009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2352
2353 * graphite-poly.c (print_scop_params): New.
2354 (print_scop): Call print_scop_params.
2355 (debug_scop_params): New.
2356 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
2357
23582009-07-07 Li Feng <nemokingdom@gmail.com>
2359
45489e99
SP		 2360 * gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
2361 * gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
2362 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
2363 * gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
2364 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
2365 * gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
2abae5f1
SP		 2366
23672009-07-07 Li Feng <nemokingdom@gmail.com>
2368
2369 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
2370 for dependency checking part.
45489e99 2371 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
2abae5f1 2372 tests for dependency checking.
45489e99
SP		 2373 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2374 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2375 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
2abae5f1
SP		 2376 flag -fdump-tree-graphite-all for autopar testsuites.
2377
23782009-07-06 Sebastian Pop <sebastian.pop@amd.com>
2379
2380 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
2381 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
2382 canonicalize_loop_ivs): Moved...
2383 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
2384
23852009-07-06 Sebastian Pop <sebastian.pop@amd.com>
2386
2387 * tree-parloops.c (try_create_reduction_list): Pass an extra
2388 argument analyzed_reductions. Call analyze_reduction_list.
2389 (gen_parallel_loop): Do not call analyze_reduction_list.
2390 (parallelize_loops): Init and finalize analyzed_reductions.
2391
23922009-07-06 Li Feng <nemokingdom@gmail.com>
2393
45489e99 2394 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2abae5f1
SP		 2395 Added flag -fno-loop-strip-mine for autopar testcase.
2396
23972009-07-04 Li Feng <nemokingdom@gmail.com>
2398
2399 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
2400 transformed scattering dimension instead of unmatch orignal when
2401 calling dependence_polyhedron.
2402
24032009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2404
2405 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
2406
24072009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2408
2409 * graphite-poly.c (pbb_number_of_iterations): Check for returned
2410 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
2411
24122009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2413
2414 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
2415 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
2416 * graphite-poly.c (pbb_number_of_iterations): New.
2417 * graphite-poly.h (pbb_number_of_iterations): Declared.
2418 (pbb_iterator_dim, pbb_parameter_dim): New.
2419
24202009-06-29 Sebastian Pop <sebastian.pop@amd.com>
2421
2422 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
2423 last commit on type of lower and upper bound of loops.
2424
24252009-06-29 Li Feng <nemokingdom@gmail.com>
2426
2427 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
2428 graphite-dependences.h.
2429 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
2430 (mark_bb_with_pbb): New.
2431 (get_stmtfor_depth): New.
2432 (find_pbb_via_hash): New.
2433 (dependency_in_loop_p): New.
2434 (mark_loops_parallel): New.
2435 (free_aux_in_new_loops): New.
2436 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
2437 bb with it's relevant pbb. Mark newly created loops. Remove mark
2438 innermost loop parallel without checking.
2439 (gloog): Add parameter BB_PBB_MAPPING.
2440 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
2441 (gloog): Change declaration.
2442 (mark_loop_parallel): Make extern.
2443 (free_aux_in_new_loops): Declare.
2444 (bb_pbb_map_hash): New.
2445 (eq_bb_pbb_map): New.
2446 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
2447 auto parallelization when flag_graphite_force_parallel is set.
2448 (graphite_finalize): Added free_aux_in_new_loops.
2449 * tree-parloops.c (parallelize_loops): Only generate parallel code for
2450 the innermost loop that marked parallel. Use
2451 flag_graphite_force_parallel instead of loop->can_be_parallel.
2452 (loop_parallel_p): Move inner most checking out of function.
2453
24542009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2455
2456 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
2457 type of lower and upper bound of loops signed long int.
2458
24592009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2460
2461 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
2462 expression outside the loop.
2463
24642009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2465
2466 * gcc.dg/graphite/interchange-8.c: New.
2467
24682009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2469
2470 * gcc.dg/graphite/interchange-0.c: XFailed.
2471 * gcc.dg/graphite/interchange-5.c: XFailed.
2472 * gcc.dg/graphite/interchange-6.c: XFailed.
2473
24742009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2475
2476 * graphite-interchange.c (compute_array_size_poly): The end of the
2477 recursion should return 1.
2478
24792009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2480
2481 * graphite-interchange.c (compute_array_size_cstr): Allow the
2482 subscript multiplier to be -1.
2483 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
2484 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
2485 data_container. Initializes PDR_DATA_CONTAINER.
2486 (print_pdr_access_layout): New.
2487 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
2488 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
2489 data_container.
2490 (PDR_DATA_CONTAINER): New.
2491 (new_poly_dr): Update declaration.
2492 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
2493 (build_poly_dr): Call pdr_add_data_dimensions.
2494
24952009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2496
2497 * graphite-poly.h (struct poly_dr): Fix comment.
2498 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
2499 (pdr_add_memory_accesses): New.
2500 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
2501
25022009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2503
2504 * graphite-poly.c (print_pdrs, debug_pdrs): New.
2505 (print_pbb): Add call to print_pdrs.
2506 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
2507
25082009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2509 Li Feng <nemokingdom@gmail.com>
2510
2511 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
2512 (dependency_between_pbbs_p): New.
2513 (lexicographically_gt_p): Assure !empty_p before polyhedron
2514 intersection assign.
2515 (build_lexicographically_gt_constraint): Correct lexicographically
2516 judging.
2517 * graphite-dependences.h: New.
2518 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
2519
25202009-06-24 Sebastian Pop <sebastian.pop@amd.com>
2521
2522 * graphite-clast-to-gimple.c (print_clast_stmt): New.
2523 (gloog): Print to dump_file the generated clast.
2524 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
2525 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
2526
25272009-06-24 Sebastian Pop <sebastian.pop@amd.com>
2528
2529 * graphite-poly.c (extend_scattering): Increment
2530 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
2531
25322009-06-24 Sebastian Pop <sebastian.pop@amd.com>
2533
2534 * graphite-interchange.c (compute_array_size_poly): Added exit of
2535 recursion condition. Continue iterating even after the first equality.
2536 (compute_array_size): Same.
2537
25382009-06-24 Li Feng <nemokingdom@gmail.com>
2539
45489e99 2540 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2abae5f1 2541 -fdump-tree-final_cleanup to -fdump-tree-optimized.
45489e99
SP		 2542 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2543 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2544 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2abae5f1
SP		 2545
25462009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2547
2548 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
2549 only when the use verifies is_gimple_reg.
2550
25512009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2552
2553 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
2554 Allocate scaldims after call to unify_scattering_dimensions.
2555
25562009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2557
2558 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
2559
25602009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2561 Albert Cohen <albert.cohen@inria.fr>
2562
2563 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
2564 variables for the strip mining.
2565
25662009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2567 Pranav Garg <pranav.garg2107@gmail.com>
2568
2569 * Makefile.in (OBJS-common): Added graphite-blocking.o.
2570 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
2571 (graphite-blocking.o): New rule.
2572 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
2573 * graphite-blocking.c: New.
2574 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
2575 flag_loop_strip_mine.
2576 (psct_scattering_dim_for_loop_depth): New.
2577 * graphite-poly.h (scop_do_strip_mine): Declared.
2578 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
2579 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
2580 flag_loop_strip_mine.
2581
25822009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2583
2584 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
2585 a GMP value and a PPL coefficient at each iteration of a loop.
2586
25872009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2588
2589 * graphite-dependences.c (dependence_polyhedron): Do not use
2590 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
2591 pbb_nb_scattering_transform.
2592 (graphite_legal_transform_dr): Same.
2593 * graphite-poly.c (extend_scattering): Same.
2594 (unify_scattering_dimensions): Same.
2595 (print_scattering_function): Same.
2596 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
2597 PBB_NB_LOCAL_VARIABLES.
2598 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
2599 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
2600 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
2601 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
2602 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
2603 (pbb_nb_scattering_transform): New.
2604 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
2605 (psco_scattering_dim): Add assert on parameters.
2606 (psct_scattering_dim): Same.
2607 (psct_scattering_dim_for_loop_depth): Declared.
2608 (psct_local_var_dim): New.
2609 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
2610 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
2611 correct layout, call pbb_nb_local_vars.
2612 (psct_add_local_variable, psct_add_scattering_dimension): New.
2613 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2614 Initialize PBB_NB_SCATTERING_TRANSFORM.
2615
26162009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2617
2618 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
2619 (set_coef): Renamed ppl_set_coef.
2620 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
2621
26222009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2623
2624 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
2625 test a boolean against 1.
2626 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
2627 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
2628 (pbb_do_interchange): Returns true when a transform has been performed.
2629 (scop_do_interchange): Same.
2630 * graphite-poly.c (apply_poly_transforms): Use the return value of
2631 scop_do_interchange.
2632 * graphite-poly.h (scop_do_interchange): Update declaration.
2633
26342009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
2635
2636 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
2637 after last use.
2638 * sese.c (sese_reset_aux_in_loops): New.
2639 * sese.h (sese_reset_aux_in_loops): New.
2640
26412009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2642
2643 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
2644 multiplier and multiply the constant by the multiplier.
2645 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
2646 (build_poly_dr): Do not use the multiplier to define the subscript.
2647
26482009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2649
2650 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
2651 compiler's data reference. Initialize PDR_CDR.
2652 (print_pdr): Call dump_data_reference.
2653 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
2654 Add compiler_dr field.
2655 (PDR_BB): Renamed PDR_PBB.
2656 (PDR_CDR): New.
2657 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
2658 GCC's data reference representation.
2659 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
2660 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
2661
26622009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2663
2664 * graphite-poly.c (print_scattering_function): Also print the layout.
2665 * graphite-poly.h (pbb_nb_local_vars): New.
2666
26672009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2668
2669 * graphite-poly.c (print_pbb_domain): Also print the layout names.
2670
26712009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2672
2673 * graphite-poly.c (print_pdr, debug_pdr): New.
2674 * graphite-poly.h (print_pdr, debug_pdr): Declared.
2675 (PDR_BASE): Removed.
2676
26772009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2678
45489e99 2679 * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2abae5f1
SP		 2680 ltrans-{1..6,8}.c.
2681
26822009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2683
2684 * graphite-interchange.c (compute_subscript): Allow also -1 in the
2685 subscript identification column.
2686 (pbb_do_interchange): Print to dump_file that some loops "will be
2687 interchanged". Rely on that chain of characters in the testcases.
2688 * gcc.dg/graphite/interchange-0.c: New.
2689 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
2690 interchange-*.c files and compile them with -floop-interchange.
2691
26922009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
2693
2694 * graphite-interchange.c (interchange_profitable_p): Renamed
2695 pbb_interchange_profitable_p.
2696
26972009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2698 Harsha Jagasia <harsha.jagasia@amd.com>
2699 Pranav Garg <pranav.garg2107@gmail.com>
2700
2701 * graphite-interchange.c (interchange_profitable_p): Make static.
2702 (pbb_interchange_loop_depths, pbb_do_interchange,
2703 scop_do_interchange): New.
2704 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
2705 for flag_loop_interchange.
2706 * graphite-poly.h (scop_do_interchange): Declared.
2707 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
2708 flag_loop_interchange is used.
2709
27102009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2711
2712 * graphite-dependences.c (dependence_polyhedron): Update use of
2713 pbb_nb_scattering_dims.
2714 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
2715 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
2716 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
2717 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
2718
27192009-06-16 Sebastian Pop <sebastian.pop@amd.com>
2720
2721 * graphite.c: Cleanup foo.
2722
27232009-06-16 Sebastian Pop <sebastian.pop@amd.com>
2724
2725 * Merge from mainline (r143684:148293).
2726 * Disabled libpcp until it gets fixed.
2727
27282009-06-05 Sebastian Pop <sebastian.pop@amd.com>
2729 Harsha Jagasia <harsha.jagasia@amd.com>
2730
2731 * graphite-interchange.c: New.
2732 * Makefile.in (graphite-interchange.o): New.
2733 * graphite-poly.h (interchange_profitable_p): Declared.
2734 * graphite-ppl.h (value_max): New.
2735
27362009-06-04 Sebastian Pop <sebastian.pop@amd.com>
2737
2738 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2739 * graphite-poly.h: Fix some comments.
2740 (pdr_dim): New.
2741 (pdr_scop): New.
2742
27432009-06-04 Sebastian Pop <sebastian.pop@amd.com>
2744
2745 * graphite-poly.h
2746 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
2747 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
2748 (pdr_accessp_nb_params): Renamed pdr_nb_params.
2749 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
2750 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
2751 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
2752 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
2753 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
2754 * graphite-clast-to-gimple.c: Same.
2755 * graphite-dependences.c: Same.
2756 * graphite-poly.c: Same.
2757 * graphite-sese-to-poly.c: Same.
2758
27592009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2760
2761 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
2762 expressions for an IV rename, as returned by clast_to_gcc_expression.
2763 (copy_renames): Rename new_name to expr.
2764 * sese.c (debug_rename_elt): Same.
2765 (get_rename): Same.
2766 (set_rename): Same.
2767 (sese_adjust_liveout_phis): Call force_gimple_operand before using
2768 the information from the rename map.
2769 (rename_variables_in_stmt): Same.
2770 (add_loop_exit_phis): Rename new_name to expr.
2771 (insert_loop_close_phis): Same.
2772 (add_guard_exit_phis): Same. Call force_gimple_operand.
2773 * sese.h (struct rename_map_elt): Rename new_name to expr.
2774 (new_rename_map_elt): Same.
2775
27762009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2777
2778 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2779 * sese.c (set_rename): Make it extern.
2780 * sese.h (set_rename): Declared.
2781
27822009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2783
2784 * graphite-poly.c (extend_scattering): Free values.
2785 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2786 Free iterators.
2787 (ppl_print_powerset_matrix): Same.
2788 * graphite-scop-detection.c (free_scops_1): New.
2789 (limit_scops): Call free_scops_1.
2790 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2791 (build_poly_dr): Free PPL coefficients.
2792 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2793
27942009-06-02 Sebastian Pop <sebastian.pop@amd.com>
2795
2796 * graphite-dependences.c: New.
2797 * graphite-data-ref.c: Removed.
2798 * graphite-data-ref.h: Removed.
2799 * Makefile.in (graphite-data-ref.o): Removed.
2800 (graphite-dependences.o): Added.
2801 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2802 * graphite-poly.c: Same.
2803 Move the data dependence testing to graphite-dependences.c.
2804
28052009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
2806
2807 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2808 from graphite_cannot_represent_loop. Code refactored.
2809 (scopdet_basic_block_info): Call graphite_can_represent_loop.
2810
28112009-05-17 Li Feng <nemokingdom@gmail.com>
2812
45489e99 2813 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2abae5f1
SP		 2814 Cover all the testcases (not only the filtered ones).
2815
28162009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
2817
2818 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2819 unnecessary check. Update comments. Move check for REAL_TYPE here.
2820 (harmful_stmt_in_bb): Remove checks for conditions. This is already
2821 done in (stmt_simple_for_scop_p).
2822
28232009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
2824
2825 * graphite.c (print_global_statistics): New.
2826 (print_graphite_scop_statistic): New.
2827 (print_graphite_statistics): New.
2828 (graphite_initialize, graphite_transform_loops): Print statistics.
2829 * graphite-scop-detection (build_scops): Print statistics.
2830 (print_graphite_scop_statistics): New.
2831 (print_graphite_statistics): New.
2832
28332009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2834
2835 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2836 (debug_clast_name_index): Removed.
2837 (debug_clast_name_indexes_1): Removed.
2838 (debug_clast_name_indexes): Removed.
2839 (clast_name_index_elt_info): Removed.
2840 (eq_clast_name_indexes): Removed.
2841 (clast_name_to_index): Removed.
2842 (new_clast_name_index): Removed.
2843 (save_clast_name_index): Removed.
2844 (save_var_name): Moved...
2845 (init_sese_params_index): Removed.
2846 (clast_name_to_gcc): Remove use of name_tree.
2847 (initialize_cloog_names): Same.
2848 (gloog): Do not call init_sese_params_index.
2849 * graphite-sese-to-poly.c (save_var_name): ...here.
2850 (parameter_index_in_region): New.
2851 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2852 (parameter_index_in_region): Removed.
2853 (is_parameter): Remove use of name_tree.
2854 * sese.h (struct name_tree): Removed.
2855 (struct sese): Remove use of name_tree. New field params_names.
2856 (SESE_PARAMS_NAMES): New.
2857 (SESE_PARAMS): Remove duplicate.
2858 (parameter_index_in_region): Removed.
2859 (sese_nb_params): Remove use of name_tree.
2860 (struct clast_name_index): New.
2861 (new_clast_name_index): New.
2862 (clast_name_to_index): New.
2863 (save_clast_name_index): New.
2864 (debug_clast_name_index): New.
2865 (debug_clast_name_indexes_1): New.
2866 (debug_clast_name_indexes): New.
2867 (clast_name_index_elt_info): New.
2868 (eq_clast_name_indexes): New.
2869
28702009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2871
2872 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
2873 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
2874 (graphite_loop_normal_form): Do not pass region. Do not
2875 initialize SESE_OLDIVS.
2876 (build_graphite_loop_normal_form): Update call to
2877 graphite_loop_normal_form.
2878 * sese.c (debug_oldivs): Removed.
2879 (new_sese): Do not initialize SESE_OLDIVS.
2880 (free_sese): Do not free SESE_OLDIVS.
2881 (oldiv_for_loop): Removed.
2882 * sese.h (struct sese): Remove old_ivs.
2883 (SESE_OLDIVS): Removed.
2884 (oldiv_for_loop): Removed.
2885
28862009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2887
2888 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
2889 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
2890 replaced by a call to newivs_to_depth_to_newiv.
2891 (clast_to_gcc_expression): Pass newivs, remove ivstack.
2892 (clast_to_gcc_expression_red): Same.
2893 (gcc_type_for_clast_expr): Same.
2894 (gcc_type_for_clast_eq): Same.
2895 (graphite_translate_clast_equation): Same.
2896 (graphite_create_guard_cond_expr): Same.
2897 (graphite_create_new_guard): Same.
2898 (graphite_create_new_loop): Same.
2899 (build_iv_mapping): Same.
2900 (translate_clast): Same.
2901 (gloog): Same.
2902 (loop_iv_stack_patch_for_consts): Removed. *
2903 sese.c (iv_stack_entry_is_constant): Removed.
2904 (iv_stack_entry_is_iv): Removed.
2905 (loop_iv_stack_push_iv): Removed.
2906 (loop_iv_stack_insert_constant): Removed.
2907 (loop_iv_stack_pop): Removed.
2908 (loop_iv_stack_get_iv): Removed.
2909 (loop_iv_stack_get_iv_from_name): Removed.
2910 (debug_loop_iv_stack): Removed.
2911 (free_loop_iv_stack): Removed.
2912 (loop_iv_stack_remove_constants): Removed. *
2913 sese.h (iv_stack_entry_kind): Removed.
2914 (iv_stack_entry_data_union): Removed.
2915 (iv_stack_entry_struct): Removed.
2916 (iv_stack_entry_p): Removed.
2917 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
2918 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
2919 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
2920 loop_iv_stack_pop, free_loop_iv_stack): Removed.
2921 (gbb_loop_at_index): Fix indenting.
2922 (gbb_loop_index): Removed.
2923
29242009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2925
2926 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2927 Call clast_name_to_index.
2928
29292009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2930
2931 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
2932 do not pass params. Get params from SESE_PARAMS.
2933 (clast_to_gcc_expression): Same.
2934 (clast_to_gcc_expression_red): Same.
2935 (gcc_type_for_clast_eq): Same.
2936 (graphite_translate_clast_equation): Same.
2937 (graphite_create_new_loop): Same.
2938 * sese.c (rename_variables_in_stmt): Fix comment.
2939
29402009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2941
2942 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
2943 newivs_index.
2944 Call save_clast_name_index.
2945 (translate_clast): Pass newivs_index.
2946 (gloog): Create and free newivs_index.
2947
29482009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2949
2950 * graphite-clast-to-gimple.c (clast_name_index): New structure.
2951 (clast_name_index_p): New type.
2952 (debug_clast_name_index): New.
2953 (debug_clast_name_indexes_1): New.
2954 (debug_clast_name_indexes): New.
2955 (clast_name_index_elt_info): New.
2956 (eq_clast_name_indexes): New.
2957 (clast_name_to_index): New.
2958 (new_clast_name_index): New.
2959 (save_clast_name_index): New.
2960 (init_sese_params_index): New.
2961 (gloog): Call init_sese_params_index.
2962 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
2963 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
2964 (free_sese): Free SESE_PARAMS_INDEX.
2965 * sese.h (struct sese): Add params_index.
2966 (SESE_PARAMS_INDEX): New.
2967
29682009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2969
2970 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
2971 (graphite_create_new_loop): Pass the newivs vector. Push the
2972 newly created IV to newivs.
2973 (translate_clast): Pass the newivs vector.
2974 (gloog): Create and destroy the newivs vector.
2975
29762009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2977
2978 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
2979 (graphite_loop_normal_form): Initialize loop->aux with the unique
2980 IV that has been created.
2981
29822009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
2983
2984 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
2985 scev with parameters in the base part. They where forbidden
2986 exidently.
2987
29882009-05-11 Li Feng <nemokingdom@gmail.com>
2989
45489e99 2990 * gcc.dg/graphite/graphite.exp: Set different default
2abae5f1 2991 compile options by file names.
45489e99
SP		 2992 * gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
2993 * gcc.dg/graphite/id-{1-9}.c: Ditto.
2994 * gcc.dg/graphite/scop-{0-20}.c: Ditto.
2995 * gcc.dg/graphite/scop-matmult.c: Ditto.
2abae5f1
SP		 2996
29972009-05-08 Li Feng <nemokingdom@gmail.com>
2998
45489e99
SP		 2999 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
3000 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
3001 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
3002 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2abae5f1
SP		 3003
30042009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
3005
3006 * graphite-scop-detection (build_scops_1): Fix little bug introduced
3007 by final cleanup.
3008
30092009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
3010
3011 * graphite-scop-detection.c (graphite_can_represent_scev): Only
3012 allow integer constant strides.
3013 (graphite_can_represent_expr): Depend on outermost_loop.
3014 (stmt_simple_memref_p, graphite_cannot_represent_loop,
3015 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
3016 build_scops_1): Same.
3017 (scopdet_basic_block_info): Same and insert layered SCoP
3018 detection.
3019 (try_generate_gimple_bb): Cleanup.
3020 (build_scops): Enable data references.
3021
45489e99
SP		 3022 * gcc.dg/graphite/id-5.c: New.
3023 * gcc.dg/graphite/id-9.c: New.
2abae5f1
SP		 3024 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
3025 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
3026
30272009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3028
3029 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
3030 that we have not yet built for this SCoP.
3031
30322009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3033
3034 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
3035 for complex numbers.
3036
30372009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3038
3039 * graphite-ppl.c: Fix build if cloog is not available.
3040
30412009-05-04 Li Feng <nemokingdom@gmail.com>
3042
3043 * tree-parloops.c (loop_parallel_p): Remove construction of
3044 NITER and REDUCTION_LIST.
3045 (try_get_loop_niter): New.
3046 (try_create_reduction_list): New.
3047 (parallelize_loops): Bypass the failed checkings in autopar
3048 when can_be_parallel in loop structure is set to true.
3049
30502009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
3051
45489e99
SP		 3052 * gcc.dg/graphite/id-6.c: Update testcase.
3053 * gcc.dg/graphite/scop-3.c: Dito.
2abae5f1
SP		 3054
30552009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
3056
3057 * graphite-scop-detection.c (stmt_simple_for_scop_p):
3058 Enable EQ_EXPR and NE_EXPR again.
3059
30602009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
3061
3062 * graphite-scop-detection.c (graphite_can_represent_scev):
3063 Add check if scev is affine multivariate.
3064 (harmful_stmt_in_bb): Check if we can represent the conditions.
3065 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
3066 harmful_stmt_in_bb.
45489e99 3067 * gcc.dg/graphite/id-7.c: New.
2abae5f1
SP		 3068
30692009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
3070
3071 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
3072 Check all bbs in region, not only the bbs that are represented in
3073 GRAPHITE.
3074 (build_poly_scop): Add newline.
45489e99 3075 * gcc.dg/graphite/id-8.c: New.
2abae5f1
SP		 3076
30772009-04-30 Li Feng <nemokingdom@gmail.com>
3078
3079 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
3080 when loop initialize.
3081 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
3082 * common.opt: Declare flag_graphite_force_parallel.
3083 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
3084 loop parallel.
3085 * graphite-poly.c (apply_poly_transforms): Introduce
3086 flag_graphite_force_parallel.
3087 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
3088 * toplev.c (process_options): ditto and replace a not correctly
3089 encoded space.
3090
30912009-04-30 Li Feng <nemokingdom@gmail.com>
3092
3093 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
3094 Change the call of gbb_loop_at_index and/or gbb_loop_index due
3095 to the redefinition.
3096 (compute_cloog_iv_types_1): ditto.
3097 (build_iv_mapping): ditto.
3098 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
3099 initialization.
3100 (free_gimple_bb): Removed GBB_LOOPS related free part.
3101 (build_bb_loops): Removed.
3102 * sese.h (struct gimple_bb): Removed loops.
3103 (GBB_LOOPS): Removed.
3104 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
3105 (gbb_loop_index): ditto.
3106
31072009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3108
3109 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
3110 allow non constant strides.
45489e99 3111 * gcc.dg/graphite/scop-20.c: New.
2abae5f1
SP		 3112
31132009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3114
3115 * graphite-scop-detection.c (dot_all_scops): Fix system call
3116 return value warning.
3117 (dot_scop): Same.
3118
31192009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3120
45489e99
SP		 3121 * gcc.dg/graphite/id-6.c: Fix pattern.
3122 * gcc.dg/graphite/scop-3.c: Same.
2abae5f1
SP		 3123
31242009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3125
3126 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
3127 build_pairwise_constraint, dr_equality_constraints,
3128 build_pairwise_scheduling_equality,
3129 build_pairwise_scheduling_inequality, lexicographically_gt_p,
3130 build_lexicographically_gt_constraint, dependence_polyhedron,
3131 graphite_legal_transform_dr, graphite_legal_transform_bb,
3132 graphite_legal_transform): New.
3133 * graphite-poly.h (graphite_legal_transform): Declared.
3134 * graphite-sese-to-poly.c (build_poly_scop): Call to
3135 graphite_legal_transform is disabled for the moment.
3136
31372009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3138
3139 * graphite-poly.h (pbb_nb_scattering_dims): New.
3140 (pbb_nb_scattering): Use it.
3141
31422009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3143
3144 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
3145 Pointset_Powerset version of ppl_insert_dimensions.
3146 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
3147
31482009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3149
3150 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
3151
31522009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3153
3154 * graphite-poly.h: Fix comment.
3155
31562009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3157
3158 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
3159
31602009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3161
3162 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
3163 statements.
3164
31652009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3166
3167 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
3168 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
3169 conditions.
3170
31712009-04-20 Sebastian Pop <sebastian.pop@amd.com>
3172
3173 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
3174 handle EQ_EXPR and NE_EXPR.
3175
31762009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
3177
3178 * graphite-poly.h (poly_dr): Fix comment.
3179
31802009-04-09 Sebastian Pop <sebastian.pop@amd.com>
3181 Tobias Grosser <grosser@fim.uni-passau.de>
3182
3183 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
3184 with a zero dimension polyhedron.
3185 (find_scop_parameters): Move the call to scop_set_nb_params here.
3186 (build_loop_iteration_domains): Store in loop->aux the iteration
3187 domain polyhedron.
3188 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
3189 by any loop in scop.
3190 (build_poly_scop): Do not call scop_set_nb_params.
3191
31922009-04-09 Sebastian Pop <sebastian.pop@amd.com>
3193 Tobias Grosser <grosser@fim.uni-passau.de>
3194
3195 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
3196 add_condition_to_domain not GT_EXPR.
3197
31982009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3199
3200 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
3201 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
3202 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
3203 upper_bound_assign to calculate unions.
45489e99 3204 * gcc.dg/graphite/id-6.c: New.
2abae5f1
SP		 3205
32062009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3207
3208 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
3209 handle abnormal edges.
3210
32112009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3212
3213 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
3214 (free_poly_bb): Also free poly_drs.
3215 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
3216 (poly_dr): Polyhedron to Pointset_Powerset.
3217 (pdr_accessp_nb_subscripts): Same.
3218 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
3219 poly_drs.
3220
32212009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3222
3223 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
3224 names into more meaningful names.
3225
32262009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3227
45489e99
SP		 3228 * gfortran.dg/graphite/interchange-1.c: New.
3229 * gfortran.dg/graphite/interchange-2.c: New.
2abae5f1
SP		 3230
32312009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3232
3233 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
3234 the reduction_list.
3235 * tree-parloops.c (rewrite_phi_with_iv): New.
3236 (rewrite_all_phi_nodes_with_iv): New.
3237 (canonicalize_loop_ivs): Call them.
3238
32392009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3240
3241 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
3242 graphite_find_data_references_in_stmt.
3243 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
3244 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
3245
32462009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3247
3248 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
3249
32502009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3251
3252 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
3253 instead of bb_in_region.
3254 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
3255 (build_sese_conditions): Use flag_bb_in_sese.
3256 * sese.c (register_bb_in_sese): Removed.
3257 (new_sese): Remove initialization of SESE_REGION_BBS.
3258 (free_sese): Do not free SESE_REGION_BBS.
3259 * sese.h (struct sese): Remove field region_basic_blocks.
3260 (SESE_REGION_BBS): Removed.
3261 (bb_in_sese_p): Implement in function of bb_in_region.
3262
32632009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3264
3265 * graphite-scop-detection.c (limit_scops): Deal only with single exit
3266 loops.
3267
32682009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
3269
3270 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
3271 and EQ_EXPR.
3272 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
3273 (add_condition_to_domain): New.
3274 (add_condition_to_pbb): New.
3275 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
45489e99 3276 * gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2abae5f1
SP		 3277
32782009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
3279
3280 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
3281 ppl_Pointset_Powerset.
3282 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
3283 * graphite-poly.h (poly_bb): poly_bb.domain Same.
3284 (pbb_nb_loops): Same.
3285 * graphite-sese-to-poly.c (build_loop_iteration_domains,
3286 add_conditions_to_domain): Same.
3287 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
3288 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
3289 ppl_const_Polyhedron_t.
3290 (ppl_print_powerset_matrix): New.
3291 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
3292 ppl_print_powerset_matrix): New.
3293 (ppl_print_polyhedron_matrix): Updated.
3294
32952009-04-07 Sebastian Pop <sebastian.pop@amd.com>
3296
3297 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
3298
32992009-04-07 Sebastian Pop <sebastian.pop@amd.com>
3300
3301 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
3302 (print_iteration_domains, debug_iteration_domain,
3303 debug_iteration_domains): New.
3304 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
3305 debug_iteration_domains): Declared.
3306 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
3307 indenting.
3308
33092009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
3310 Sebastian Pop <sebastian.pop@amd.com>
3311
3312 * graphite-poly.h (print_iteration_domain): New.
3313 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
3314 (build_sese_conditions_1, build_sese_conditions_after,
3315 build_sese_conditions_before): New.
3316 (build_sese_conditions): Rewritten.
3317
33182009-04-03 Sebastian Pop <sebastian.pop@amd.com>
3319 Tobias Grosser <grosser@fim.uni-passau.de>
3320
3321 Cleanup of code generation liveouts.
3322 * graphite-clast-to-gimple.c (translate_clast): Use a single
3323 rename_map instead of one per translated statement.
3324 Do not use SESE_LIVEOUT_RENAMES.
3325 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
3326 (gloog): Do not use SESE_LIVEOUT_RENAMES.
3327 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
3328 phi node of a reduction: when a loop contains a reduction used outside
3329 the loop, there should be a scalar close phi node on the exit block.
3330 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
3331 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
3332 (free_sese): Do not free them.
3333 (sese_build_liveouts_use): Do not use them.
3334 (sese_build_liveouts_bb): Same.
3335 (sese_build_liveouts): Same.
3336 (sese_insert_phis_for_liveouts): Same.
3337 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
3338 (defined_in_loop_p): New.
3339 (alive_after_loop): New.
3340 (close_phi_not_yet_inserted_p): New.
3341 (struct alep, alep_p): New.
3342 (add_loop_exit_phis): Remove from the rename_map all the names defined
3343 in the code generated loop.
3344 (insert_loop_close_phis): Traverse the rename_map passed to it.
3345 Don't use SESE_LIVEOUT_RENAMES.
3346 (default_liveout_before_guard): Renamed default_before_guard.
3347 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
3348 (graphite_copy_stmts_from_block): Do not directly call set_rename.
3349 (register_sese_liveout_renames): Removed.
3350 (copy_bb_and_scalar_dependences): Do not call it.
3351 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
3352 reduction_list.
3353 (SESE_LIVEOUT): Removed.
3354 (SESE_LIVEOUT_RENAMES): Removed.
3355 (SESE_REDUCTION_LIST): Removed.
3356 (sese_build_liveouts): Removed.
3357 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
3358 (insert_loop_close_phis): Pass a htab_t instead of a sese.
3359 (insert_guard_phis): Same.
3360 (rename_map_elt): Declare a VEC of them.
3361 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3362 trees not pointers to trees.
3363
3364 Rewrite in canonical close SSA form:
3365 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
3366 (limit_scops): Close the scop after the block containing the close phi
3367 nodes.
3368 (canonicalize_loop_closed_ssa): New.
3369 (canonicalize_loop_closed_ssa_form): New.
3370 (build_scops): Call canonicalize_loop_closed_ssa_form.
3371
3372 * graphite-sese-to-poly.c: Fix typos.
3373
33742009-04-03 Sebastian Pop <sebastian.pop@amd.com>
3375
3376 * graphite-poly.c (print_scattering_function, print_pbb_domain):
3377 Extended.
3378 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
3379 (print_pbb): Add conditions.
3380
33812009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
3382 Sebastian Pop <sebastian.pop@amd.com>
3383
3384 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
3385 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
3386 (build_scop_bbs_1): New.
3387 (build_scop_bbs): Rewrite.
3388 * sese.h (bb_in_region): New.
3389
33902009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3391
3392 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3393 poly_drs vector.
3394 (print_scop): Style.
3395 * graphite-poly.h (poly_bb): Add drs vector.
3396 (PBB_DRS): Add accessor.
3397 * graphite-sese-to-poly.c (build_poly_dr): New.
3398 (build_pbb_drs, build_scop_drs): New.
3399 (build_poly_scop): call build_scop_drs (Disabled at the moment).
3400
34012009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3402
3403 * tree-ssa-loop.c: Include forgotten toplev.h
3404
34052009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3406
3407 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
45489e99
SP		 3408 * gcc.dg/graphite/pr37883.c: Remove -floop-*
3409 * gcc.dg/graphite/pr37928.c: Same
3410 * gcc.dg/graphite/pr38409.c: Same
3411 * gcc.dg/graphite/pr38498.c: Same
3412 * gcc.dg/graphite/pr38559.c: Same
3413 * gcc.dg/graphite/pr39335.c: Same
3414 * gcc.dg/graphite/pr39335_1.c: Same
3415 * gfortran.dg/graphite/block-2.f: Same
2abae5f1
SP		 3416 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
3417 with -floop-*.
3418
34192009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
3420
3421 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
3422 build_access_matrix, build_scop_data_accesses): Remove access function
3423 building. (We get a new version soon).
3424 (build_bb_loops, scan_tree_for_params_right_scev): Update.
3425 * sese.h (nb_loops_around_loop_in_sese): Remove.
3426 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
3427
34282009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
3429 Sebastian Pop <sebastian.pop@amd.com>
3430
3431 * graphite-scop-detection.c (struct scopdet_info): Rename last
3432 field to exit.
3433 (scopdet_basic_block_info, build_scops_1): Don't use
3434 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
3435
34362009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
3437 Sebastian Pop <sebastian.pop@amd.com>
3438
3439 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
3440 * sese.c (sese_build_liveouts_use): Renamed from
3441 sese_build_livein_liveouts_use. Remove liveins.
3442 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
3443 Call sese_build_liveouts_use.
3444 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
3445 Call sese_build_liveouts_bb.
3446 (new_sese, free_sese): Remove liveins.
3447 (sese_add_exit_phis_var): Deleted.
3448 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
3449 directly.
3450 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
3451
3452 * sese.h (sese): Remove num_ver and livein.
3453 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
3454
34552009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
3456
3457 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
3458
34592009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
3460
3461 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
3462 (build_scop_scattering): Do not use compare_prefix_loops any more.
3463 (nb_common_loops): New.
3464
34652009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3466
3467 * sese.c (get_new_name_from_old_name): Renamed get_rename.
3468 (register_old_and_new_names): Renamed set_rename.
3469
34702009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3471
3472 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
3473 of the decl from the previous commit.
3474
34752009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3476
3477 * graphite-scop-detection.c (dot_scop): New.
3478 * graphite-scop-detection.h (dot_scop): Declared.
3479
34802009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3481
3482 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
3483
34842009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3485
3486 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
3487 condition at the end of the loop.
3488 * graphite.c (graphite_initialize, graphite_finalize): Print to
3489 dump_file the compiled function.
3490 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
3491 of create_empty_loop_on_edge.
3492 (translate_clast): Update the code generation of loops for the new
3493 shape of loops.
3494 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
3495
34962009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3497
3498 Reverted the patch from 2009-03-19.
3499
35002009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
3501
3502 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3503 poly_drs vector.
3504 (print_scop): Style.
3505 * graphite-poly.h (poly_bb): Add drs vector.
3506 (PBB_DRS): Add accessor.
3507 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
3508 (build_access_matrix_with_af, build_access_matrix,
3509 build_scop_data_accesses): Delete.
3510 (build_poly_dr): New.
3511 (build_pbb_drs, build_scop_drs): New.
3512 (build_poly_scop): call build_scop_drs.
3513
35142009-03-13 Sebastian Pop <sebastian.pop@amd.com>
3515
3516 * graphite-scop-detection.c (dot_all_scops_1): Close the table
3517 once per basic block.
3518
35192009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
3520
3521 * graphite-scop-detection.c (graphite_can_represent_scev): New.
3522 (graphite_can_represent_expr): Renamed from loop_affine_expr
3523 and enhanced.
3524 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
3525 (graphite_cannot_represent_loop): Add scop_entry to parameters.
3526 (scopdet_basic_block_info): Actually define entry_block.
3527 (stmt_simple_memref_p): Moved here from ...
3528
3529 * tree-data-ref.c (stmt_simple_memref_p): here.
3530 * tree-data-ref.h (stmt_simple_memref_p): Removed.
3531
35322009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
3533
45489e99 3534 * gcc.dg/graphite/id-4.c: New.
2abae5f1
SP		 3535
35362009-03-12 Sebastian Pop <sebastian.pop@amd.com>
3537
3538 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3539 (register_old_and_new_names): Update the content of the map.
3540 When there was already a rename_map_elt in the map at that
3541 location, free it.
3542 (copy_bb_and_scalar_dependences): Do rename_variables after
3543 expand_scalar_variables.
3544 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3545 of the map. When there was already a rename_map_elt in the
3546 map at that location, free it.
3547 (translate_clast): Pass the rename_map. Do not initialize and free
3548 a rename_map per stmt_user.
3549 (gloog): Initialize and free one rename_map and pass it to
3550 translate_clast.
3551
35522009-03-12 Sebastian Pop <sebastian.pop@amd.com>
3553
3554 * sese.c (expand_scalar_variables_stmt,
3555 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
3556 parameter.
3557 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
3558 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
3559 the gimple_stmt_iterator of the statement to be expanded.
3560 * graphite-scop-detection.c (is_simple_operand): Do handle
3561 REALPART_EXPR.
3562
35632009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3564
3565 * graphite-scop-detection.c (is_simple_operand): Do not handle
3566 REALPART_EXPR.
45489e99 3567 * gcc.dg/graphite/id-2.c: New.
2abae5f1
SP		 3568
3569 * graphite-sese-to-poly.c (build_bb_loops,
3570 add_value_to_dim, scan_tree_for_params_right_scev,
3571 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
3572 find_params_in_bb, build_loop_iteration_domains,
3573 add_conditions_to_domain): Remove subtract.
3574
35752009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3576
3577 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
3578 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
3579 pbb_loop_at_index -> gbb_loop_at_index.
3580 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
3581 (debug_loop_vec): Delete.
3582 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
3583 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
3584 (PBB_LOOPS): Removed.
3585 (PBB_BLACK_BOX): Insert cast.
3586 (pbb_set_black_box): New setter.
3587 (pbb_loop_at_index, pbb_loop_index): Removed.
3588 (scop_set_region, scop_set_nb_params): New.
3589 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
3590 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
3591 (build_poly_scop): Use scop_set_nb_params.
3592 * sese.h (gimple_bb): Add LOOPS.
3593 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
3594
35952009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3596
3597 Revert previous commit.
3598
35992009-03-11 Sebastian Pop <sebastian.pop@amd.com>
3600
3601 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3602 (register_old_and_new_names): Update the content of the map.
3603 When there was already a rename_map_elt in the map at that
3604 location, free it.
3605 (copy_bb_and_scalar_dependences): Do rename_variables after
3606 expand_scalar_variables.
3607 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3608 of the map. When there was already a rename_map_elt in the
3609 map at that location, free it.
3610 (translate_clast): Pass the rename_map. Do not initialize and free
3611 a rename_map per stmt_user.
3612 (gloog): Initialize and free one rename_map and pass it to
3613 translate_clast.
3614
36152009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3616
3617 Remove forgotten line in revert.
3618
36192009-03-11 Sebastian Pop <sebastian.pop@amd.com>
3620
3621 Revert previous commit.
3622
36232009-03-10 Sebastian Pop <sebastian.pop@amd.com>
3624
3625 * sese.c (register_old_and_new_names): Update the content
3626 of the map. When there was already a rename_map_elt in the
3627 map at that location, free it.
3628 (copy_bb_and_scalar_dependences): Do rename_variables after
3629 expand_scalar_variables.
3630 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3631 of the map. When there was already a rename_map_elt in the
3632 map at that location, free it.
3633 (translate_clast): Pass the rename_map. Do not initialize and free
3634 a rename_map per stmt_user.
3635 (gloog): Initialize and free one rename_map and pass it to
3636 translate_clast.
3637
36382009-03-10 Sebastian Pop <sebastian.pop@amd.com>
3639
3640 * graphite-clast-to-gimple.c (translate_clast): context_loop
3641 is never NULL.
3642
36432009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
3644 Sebastian Pop <sebastian.pop@amd.com>
3645
3646 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
3647 of the use of ppl_Polyhedron_map_space_dimensions.
3648
36492009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
3650 Sebastian Pop <sebastian.pop@amd.com>
3651
3652 * graphite-poly.c (unify_scattering_dimensions): Fix types.
3653 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
3654 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
3655 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
3656 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
3657 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
3658 pbb_nb_params): New.
3659 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
3660 nb_loops_around_pbb): Adapt return types.
3661
36622009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
3663
3664 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3665 graphite-clast-to-gimple.o, graphite-data-ref.o,
3666 graphite-scop-detection.o, graphite-poly.o): Add
3667 more headers.
3668
36692009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
3670
3671 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3672 graphite-clast-to-gimple.o, graphite-data-ref.o,
3673 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
3674
36752009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
3676
45489e99
SP		 3677 * gcc.dg/graphite/pr37485.c: Remove -floop-block
3678 * gcc.dg/graphite/pr37828.c: Same.
3679 * gcc.dg/graphite/pr37684.c: Same.
3680 * gcc.dg/graphite/block-0.c: Same.
3681 * gcc.dg/graphite/block-1.c: Same.
3682 * gcc.dg/graphite/block-2.c: Same.
3683 * gcc.dg/graphite/block-3.c: Same.
3684 * gcc.dg/graphite/block-4.c: Same.
3685 * gcc.dg/graphite/block-5.c: Same.
3686 * gcc.dg/graphite/block-6.c: Same.
3687 * gfortran.dg/graphite/pr38083.f90: Same.
3688 * gfortran.dg/graphite/block-1.f90: Same.
3689 * gfortran.dg/graphite/block-3.f90: Same.
3690 * gfortran.dg/graphite/pr37852.f90: Same.
3691 * gfortran.dg/graphite/block-4.f90: Same.
3692 * gfortran.dg/graphite/pr37980.f90: Same.
3693 * gfortran.dg/graphite/pr38953.f90: Same.
3694 * gfortran.dg/graphite/pr37857.f90: Same.
2abae5f1
SP		 3695 * opts.c: Remove -floop-block from -O2.
3696 * graphite-poly.c: Fail if -floop-block -floop-interchange or
3697 -floop-strip-mine are used.
3698
36992009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
3700 Sebastian Pop <sebastian.pop@amd.com>
3701
3702 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
3703 dimensions.
3704 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
3705 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
3706 strip_mine_profitable_p, is_interchange_valid,
3707 graphite_trans_bb_block, graphite_trans_loop_block,
3708 graphite_trans_scop_block): Temporary removed.
3709 (extend_scattering, unify_scattering_dimensions): New.
3710 (print_scattering_function, graphite_read_transforms):
3711 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3712 (graphite_generate_scattering_fns): Removed.
3713 (apply_poly_transforms): Cleanup.
3714 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3715 (schedule_to_scattering): Moved.
3716 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
3717 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
3718 (pbb_nb_scattering): New.
3719 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3720 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
3721 Removed.
3722 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
3723 shift_poly.
3724 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3725 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
3726 -> PBB_TRANSFORMED_SCATTERING.
3727 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
3728 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
3729 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
3730 (check_poly_representation): Do not return bool.
3731 (graphite_transform_loops): Reformat.
3732 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
3733
37342009-03-04 Sebastian Pop <sebastian.pop@amd.com>
3735
3736 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
3737 debug_pbb_domain, debug_pbb, debug_scop): New.
3738 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
3739 debug_pbb_domain, debug_pbb, debug_scop): Declared.
3740
37412009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3742
3743 PR middle-end/39335
3744 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3745 when the type precision of the induction variable should be
3746 larger than the type precision of nit.
3747 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3748 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
3749 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3750
45489e99
SP		 3751 * gcc.dg/graphite/pr39335_1.c: New.
3752 * gcc.dg/graphite/pr39335.c: New.
2abae5f1
SP		 3753
37542009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3755
3756 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3757 SSA_NAMES not struct reduction_info.
3758
37592009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3760
3761 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
3762
37632009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3764 Tobias Grosser <grosser@fim.uni-passau.de>
3765
3766 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
3767 (free_sese): Free SESE_REDUCTION_LIST.
3768 * sese.h (struct sese): Add field reduction_list.
3769 (SESE_REDUCTION_LIST): New.
3770 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
3771 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
3772
37732009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3774 Tobias Grosser <grosser@fim.uni-passau.de>
3775
3776 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
3777 of loop_p.
3778
37792009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3780 Tobias Grosser <grosser@fim.uni-passau.de>
3781
3782 * tree-parloops.c (struct brli, build_reduction_list_info,
3783 analyze_reduction_list, gather_scalar_reductions): New.
3784 (loop_parallel_p): Build a reduction list containing only
3785 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
3786 (gen_parallel_loop): Call the analysis analyze_reduction_list.
3787 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
3788 * tree-flow.h (gather_scalar_reductions): Declared.
3789
37902009-02-26 Sebastian Pop <sebastian.pop@amd.com>
3791
3792 PR middle-end/39308
3793 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
3794 number_of_iterations_exit from a gcc_assert.
3795
37962009-02-25 Sebastian Pop <sebastian.pop@amd.com>
3797 Jan Sjodin <jan.sjodin@amd.com>
3798
3799 * output.h (graphite_out_file, graphite_in_file): Declared.
3800 * toplev.c (graphite_out_file, graphite_in_file): New.
3801 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
3802 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
3803 Don't call schedule_to_scattering.
3804 * common.opt (fgraphite-write, fgraphite-read): New.
3805 * graphite-poly.c: Include output.h.
3806 (print_scattering_function, print_scattering_functions,
3807 debug_scattering_function, debug_scattering_functions,
3808 graphite_write_transforms, graphite_read_transforms,
3809 graphite_generate_scattering_fns): New.
3810 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
3811 Call graphite_generate_scattering_fns, graphite_write_transforms,
3812 graphite_read_transforms.
3813 (new_poly_bb): Initialize PBB_SCATTERING.
3814 (free_poly_bb): Free PBB_SCATTERING.
3815 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
3816 * graphite-poly.h (struct poly_bb): Add field scattering.
3817 (PBB_SCATTERING): New.
3818 (print_scattering_function, print_scattering_functions,
3819 debug_scattering_function, debug_scattering_functions): Declared.
3820 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
3821 GMP values, not integers!
3822 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
3823 ppl_read_polyhedron_matrix): New.
3824 * graphite-ppl.h (ppl_print_polyhedron_matrix,
3825 debug_ppl_polyhedron_matrix,
3826 ppl_read_polyhedron_matrix): Declared.
3827 * Makefile.in (graphite-poly.o): Depends on output.h.
3828
38292009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3830 Tobias Grosser <grosser@fim.uni-passau.de>
3831
3832 Revert this change:
3833 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3834 scalar evolutions in the scop_entry->loop_father.
3835
38362009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3837 Tobias Grosser <grosser@fim.uni-passau.de>
3838
3839 * graphite.h (ref_nb_loops): Remove declaration.
3840 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
3841 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
3842 debug_gbb): Moved to sese.h.
3843 * sese.h: As said.
3844
38452009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3846 Tobias Grosser <grosser@fim.uni-passau.de>
3847
3848 * graphite-data-ref.[ch]: Disable.
3849
38502009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3851 Tobias Grosser <grosser@fim.uni-passau.de>
3852
3853 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3854 scalar evolutions in the scop_entry->loop_father.
3855
38562009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3857
3858 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
3859 (graphite_cannot_represent_loop_niter): Renamed
3860 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
3861 (limit_scops): build_sese_loop_nests does not return a bool.
3862 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
3863 * sese.c (nb_reductions_in_loop): ... from here.
3864 (graphite_loop_normal_form): ... from here.
3865 (sese_record_loop): Does not fail, so does not return a bool.
3866 (build_sese_loop_nests): Same.
3867 * sese.h (build_sese_loop_nests): Update declaration.
3868 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
3869 (build_graphite_loop_normal_form): New.
3870 (gloog): Call build_graphite_loop_normal_form.
3871 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
3872 build_sese_loop_nests.
3873
45489e99 3874 * gcc.dg/graphite/id-1.c: New.
2abae5f1
SP		 3875
38762009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3877 Tobias Grosser <grosser@fim.uni-passau.de>
3878
3879 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
3880 The SCoP detection fix is sufficient.
3881
38822009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3883
3884 PR tree-optimization/39260
3885 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
3886 the basic block contains a condition with a real type.
3887 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
3888
3889 * gcc.dg/graphite/pr39260.c: New.
3890
38912009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3892
3893 * graphite-poly.c: Inlcude params.h.
3894 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
3895 the size of a tile.
3896 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
3897 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
3898
38992009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3900 Tobias Grosser <grosser@fim.uni-passau.de>
3901
3902 * graphite-scop-detection.c (dot_all_scops_1,
3903 dot_all_scops): Moved here.
3904 * graphite-scop-detection.h (dot_all_scops): Declared here.
3905 * graphite.c (graphite_initialize, graphite_finalize): New.
3906 (graphite_transform_loops): Cleaned up.
3907 * sese.c (debug_oldivs): Moved here.
3908 * graphite-poly.c (graphite_apply_transformations): Renamed
3909 apply_poly_transforms.
3910 (debug_loop_vec): Moved here.
3911 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
3912 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
3913 find_scop_parameters, build_scop_iteration_domain,
3914 add_conditions_to_constraints, build_scop_canonical_schedules,
3915 build_scop_data_accesses): Now static.
3916 (build_poly_scop, check_poly_representation): New.
3917
39182009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3919
3920 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
3921 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
3922 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
3923 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
3924 scan_tree_for_params_right_scev, scan_tree_for_params_int,
3925 scan_tree_for_params, struct irp_data, dx_record_params,
3926 find_params_in_bb, find_scop_parameters, gbb_from_bb,
3927 build_loop_iteration_domains, add_conditions_to_domain,
3928 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
3929 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
3930 build_sese_conditions, add_conditions_to_constraints,
3931 build_scop_iteration_domain, build_access_matrix_with_af,
3932 build_access_matrix,
3933 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
3934
3935 * graphite-sese-to-poly.c: New.
3936 * graphite-sese-to-poly.h: New.
3937
3938 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
3939
39402009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3941
3942 * graphite.c: Split graphite code generation to a new file.
3943 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
3944 max_precision_type, clast_to_gcc_expression_red,
3945 clast_to_gcc_expression, gcc_type_for_clast_expr,
3946 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
3947 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
3948 graphite_create_new_guard, clast_get_body_of_loop,
3949 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
3950 graphite_create_new_loop, build_iv_mapping, copy_renames,
3951 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3952 compute_cloog_iv_types, free_scattering, save_var_name,
3953 initialize_cloog_names, build_scop_context, build_cloog_prog,
3954 set_cloog_options, debug_clast_stmt, scop_to_clast,
3955 print_generated_program, debug_generated_program,
3956 gloog): Moved to graphite-clast-to-gimple.c.
3957
3958 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
3959
3960 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
3961 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
3962 loop_iv_stack_pop, loop_iv_stack_get_iv,
3963 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
3964 free_loop_iv_stack, loop_iv_stack_remove_constants,
3965 debug_rename_elt, debug_rename_map_1, debug_rename_map,
3966 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
3967 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
3968 eq_ivtype_map_elts, sese_add_exit_phis_edge,
3969 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
3970 get_vdef_before_sese, sese_adjust_vphi,
3971 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
3972 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
3973 is_iv, expand_scalar_variables_ssa_name,
3974 expand_scalar_variables_expr, expand_scalar_variables_stmt,
3975 expand_scalar_variables, rename_variables, remove_condition,
3976 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
3977 add_loop_exit_phis, insert_loop_close_phis, struct igp,
3978 default_liveout_before_guard, add_guard_exit_phis,
3979 insert_guard_phis, register_old_and_new_names,
3980 graphite_copy_stmts_from_block, register_sese_liveout_renames,
3981 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
3982 if_region_set_false_region, create_if_region_on_edge,
3983 move_sese_in_condition): Moved to sese.c.
3984
3985 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
3986 if_region_exit, if_region_get_condition_block,
3987 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
3988 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
3989 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
3990 ivtype_map_elt, new_ivtype_map_elt,
3991 recompute_all_dominators): Moved to sese.h.
3992
3993 * graphite-clast-to-gimple.c: New.
3994 * graphite-clast-to-gimple.h: New.
3995 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
3996 * sese.c: Modified as said above.
3997 * sese.h: Same.
3998
39992009-02-20 Sebastian Pop <sebastian.pop@amd.com>
4000
4001 * graphite.c: Split scop detection to a new file.
4002 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
4003 move_sd_regions, loop_affine_expr, exclude_component_ref,
4004 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
4005 graphite_cannot_represent_loop_niter, struct scopdet_info,
4006 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
4007 find_single_entry_edge, find_single_exit_edge,
4008 create_single_entry_edge, sd_region_without_exit,
4009 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
4010 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
4011 Moved to graphite-scop-detection.c.
4012
4013 * graphite-scop-detection.c: New.
4014 * graphite-scop-detection.h: New.
4015 * Makefile.in: Add new rule for graphite-scop-detection.o.
4016
4017 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
4018 tree-scalar-evolution.h.
4019 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
4020 build_sese_loop_nests): Moved here from graphite.c.
4021 (param_index): Renamed parameter_index_in_region.
4022
40232009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
4024 Sebastian Pop <sebastian.pop@amd.com>
4025
4026 * gcc.dg/graphite/block-0.c: Expected to fail now.
4027 * gcc.dg/graphite/block-1.c: Same.
4028 * gcc.dg/graphite/block-5.c: Same.
4029 * gcc.dg/graphite/block-6.c: Same.
4030
40312009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
4032 Sebastian Pop <sebastian.pop@amd.com>
4033
4034 * graphite.h: Separate from graphite_bb_p the polyhedral
4035 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
4036 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
4037 graphite-data-ref.h.
4038 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
4039 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
4040 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
4041 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
4042 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
4043 scop_nb_params): Moved to graphite-poly.h.
4044 * graphite-data-ref.c: Same.
4045 * graphite-data-ref.h: New.
4046 * graphite.c: Same.
4047 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
4048 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
4049 is_interchange_valid, graphite_trans_bb_block,
4050 graphite_trans_loop_block, scop_max_loop_depth,
4051 graphite_trans_scop_block, graphite_apply_transformations,
4052 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
4053 graphite-poly.c.
4054 * graphite-poly.h: New.
4055 * graphite-poly.c: New.
4056 * Makefile.in (OBJS-common): Add graphite-poly.o.
4057 (graphite-poly.o): New rule.
4058 * tree-data-ref.h (struct data_reference): Remove unused scop field.
4059 (DR_SCOP): Removed.
4060
40612009-02-18 Sebastian Pop <sebastian.pop@amd.com>
4062 Tobias Grosser <grosser@fim.uni-passau.de>
4063
4064 * graphite.c: Replace gb -> gbb.
4065 * graphite.h: Same.
4066 * graphite-data-ref.c: Same.
4067
40682009-02-18 Sebastian Pop <sebastian.pop@amd.com>
4069 Tobias Grosser <grosser@fim.uni-passau.de>
4070
4071 * Makefile.in (OBJS-commmon): Add sese.o.
4072 (sese.o): New.
4073 (graphite.o): Add sese.h.
4074 * graphite.c (bb_in_ss_p, loop_in_sese_p,
4075 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
4076 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
4077 Move to sese.
4078 (block_before_scop): Add missing return.
4079 (new_scop, free_scop): Remove SESE data structures.
4080 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
4081 find_scop_parameters, build_loop_iteration_domains,
4082 add_conditions_to_domain, register_scop_liveout_renames,
4083 copy_bb_and_scalar_dependences): Scop -> SESE.
4084
4085 (add_conditions_to_domain): SCoP -> SESE and remove check
4086 (scop_contains_non_iv_scalar_phi_nodes): New.
4087 (build_scop_conditions_1, build_scop_conditions): Remove check for
4088 non iv scalar phi nodes.
4089 (print_scop_statistics): New.
4090 (graphite_transform_loops): Cleanup.
4091
4092 * graphite.h: Move to sese & cleanup.
4093 * sese.c: New.
4094 * sese.h: New.
4095
40962009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4097 Tobias Grosser <grosser@fim.uni-passau.de>
4098
4099 * graphite.c (build_scop_conditions_1): Conditions are only
4100 at the end of a basic block.
4101
41022009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4103 Tobias Grosser <grosser@fim.uni-passau>
4104
4105 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
4106 field.
4107 (GBB_ALPHA): Removed.
4108
41092009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4110 Tobias Grosser <grosser@fim.uni-passau.de>
4111
4112 * graphite-data-ref.c (graphite_test_dependence): Don't use
4113 GBB_DYNAMIC_SCHEDULE.
4114 * graphite.c (new_graphite_bb): Same.
4115 (free_graphite_bb): Same.
4116 (build_scop_dynamic_schedules): Removed.
4117 (graphite_transform_loops): Don't call it.
4118 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
4119 (GBB_DYNAMIC_SCHEDULE): Removed.
4120
41212009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4122 Tobias Grosser <grosser@fim.uni-passau.de>
4123
4124 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
4125 (print_graphite_bb): Same.
4126 (build_cloog_prog): Same.
4127
41282009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4129 Tobias Grosser <grosser@fim.uni-passau.de>
4130
4131 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
4132
41332009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4134 Tobias Grosser <grosser@fim.uni-passau.de>
4135
4136 * graphite.c (build_scop_context): Don't use CloogMatrix.
4137 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
4138 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
4139
41402009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4141 Tobias Grosser <grosser@fim.uni-passau.de>
4142
4143 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
4144 liveout_renames, add_params fields...
4145 (struct sese): ... here.
4146 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
4147 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
4148
41492009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4150 Tobias Grosser <grosser@fim.uni-passau.de>
4151
4152 * graphite.c (print_scop): Do not print the CLooG program.
4153 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
4154 build_cloog_prog, gloog): Don't use SCOP_PROG.
4155 (find_transform): Renamed scop_to_clast.
4156 (print_generated_program, debug_generated_program): New.
4157 (graphite_transform_loops): Adapt to new interface.
4158 * graphite.h (struct scop): Remove program field.
4159 (SCOP_PROG): Removed.
4160 (print_generated_program, debug_generated_program): Declared.
4161
41622009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4163
4164 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
4165 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
4166 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
4167 free_graphite_bb, build_scop_canonical_schedules,
4168 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
4169 schedules are now represented using a ppl_Linear_Expression_t.
4170 * graphite.h (struct graphite_bb): Same.
4171 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
4172 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
4173
41742009-02-15 Sebastian Pop <sebastian.pop@amd.com>
4175
4176 * graphite.c: Free local memory.
4177 * graphite-ppl.c: Same.
4178
41792009-02-15 Sebastian Pop <sebastian.pop@amd.com>
4180
4181 * graphite.c (const_column_index, get_first_matching_sign_row_index,
4182 get_lower_bound_row, get_upper_bound_row, copy_constraint,
4183 swap_constraint_variables, scale_constraint_variable): Removed.
4184 (graphite_trans_bb_strip_mine): Remove pong.
4185 * graphite-ppl.c: Include missing header files.
4186 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
4187 * graphite-ppl.h (ppl_strip_loop): Declared.
4188 * Makefile.in (graphite-ppl.o): Adjust dependences.
4189
41902009-02-14 Sebastian Pop <sebastian.pop@amd.com>
4191
4192 * graphite.c (build_loop_iteration_domains): Remove ping pong.
4193 (build_scop_iteration_domain): Same.
4194
41952009-02-13 Sebastian Pop <sebastian.pop@amd.com>
4196
4197 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4198 ping pong.
4199 (add_value_to_dim, scan_tree_for_params_right_scev,
4200 scan_tree_for_params_int): New.
4201 * graphite-ppl.c (oppose_constraint): New.
4202 (insert_constraint_into_matrix): Implement missing cases.
4203 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4204
42052009-02-13 Sebastian Pop <sebastian.pop@amd.com>
4206
4207 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4208 use ppl_move_dimension.
4209
42102009-02-12 Sebastian Pop <sebastian.pop@amd.com>
4211
4212 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
4213 * graphite.c: Same.
4214 * graphite.h: Same.
4215 * graphite-ppl.c: Same.
4216 * graphite-ppl.h: Same.
4217
42182009-02-12 Sebastian Pop <sebastian.pop@amd.com>
4219
4220 Revert last 3 commits.
4221
42222009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4223
4224 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4225 ping pong.
4226 (add_value_to_dim, scan_tree_for_params_right_scev,
4227 scan_tree_for_params_int): New.
4228 * graphite-ppl.c (oppose_constraint): New.
4229 (insert_constraint_into_matrix): Implement missing cases.
4230 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4231
42322009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4233
4234 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
4235
42362009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4237 Tobias Grosser <grosser@fim.uni-passau.de>
4238
4239 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4240 use ppl_move_dimension.
4241 * graphite-ppl.c (ppl_move_dimension): New.
4242 * graphite-ppl.h (ppl_move_dimension): Declared.
4243
42442009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4245
4246 * graphite.c: Do not include cloog/cloog.h.
4247 (print_graphite_bb): Remove ping pong, call PPL print function.
4248
42492009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
4250
4251 * Makefile.in (OBJS-common): Add graphite-ppl.o.
4252 (graphite.o): Add dependence on graphite-ppl.h.
4253 (graphite-ppl.o): New.
4254 (graphite-data-ref.c): Ping pong between PPL data structures
4255 and matrices.
4256 * graphite-ppl.c: New.
4257 * graphite-ppl.h: New.
4258 * graphite.c: Include graphite-ppl.h.
4259 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
4260 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
4261 Ping pong between PPL data structures and matrices.
4262 (new_graphite_bb): Create a PPL constraint system.
4263 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
4264 (build_loop_iteration_domains): Use PPL functions.
4265 * graphite.h: Include graphite-ppl.h. Fix comments.
4266 (graphite_bb): Use a ppl_Constraint_System_t instead of
4267 CloogMatrix for representing the domain.
4268 (scop): Remove static_schedule.
4269 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
4270
42712009-02-06 Sebastian Pop <sebastian.pop@amd.com>
4272
4273 * graphite.c: Fix some comments.
4274
42752009-02-05 Sebastian Pop <sebastian.pop@amd.com>
4276
4277 PR middle-end/38953
4278 * graphite.c (if_region_set_false_region): After moving a region
4279 in the false branch of a condition, remove the empty dummy
4280 basic block.
4281 (gloog): Remove wrong fix for PR38953.
4282
42832009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
4284
4285 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
4286 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
4287 register_bb_in_sese, new_sese, free_sese): Moved.
4288 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
4289 outermost_loop_in_scop, build_scop_iteration_domain,
4290 expand_scalar_variables_ssa_name, get_vdef_before_scop,
4291 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
4292 Use loop_in_sese_p instead of loop_in_scop_p.
4293 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
4294 (free_scop): Do not free SCOP_BBS_B.
4295 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
4296 ref_nb_loops): Moved here...
4297 * graphite.h (ref_nb_loops): ... from here.
4298 (struct scop): Remove bbs_b bitmap.
4299 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
45489e99 4300 * gcc.dg/graphite/scop-19.c: New
2abae5f1
SP		 4301
43022009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
4303
4304 * graphite.c (scopdet_basic_block_info): Fix bug in scop
4305 detection.
4306
43072009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
4308
4309 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
4310 eq_loop_to_cloog_loop): Remove.
4311 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
4312 * graphite.h (struct scop): Remove loop2cloog_loop.
4313 (loop_domain_dim, loop_iteration_vector_dim): Remove.
4314
43152009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
4316
4317 * opts.c (decode_options): Only add graphite options to O2
4318 if we compile with graphite enabled.
4319
43202009-01-26 Sebastian Pop <sebastian.pop@amd.com>
4321
4322 * Merge from mainline (r143163:143684).
4323
43242009-01-26 Sebastian Pop <sebastian.pop@amd.com>
4325
4326 * graphite.c (debug_value): Removed.
4327 * graphite.h (debug_value): Removed.
4328
43292009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4330
4331 * passes.c (init_optimization_passes): Do not call pass_copy_prop
4332 after graphite: pass_copy_prop does not maintain a proper loop closed
4333 SSA form. pass_copy_prop should be fixed.
4334
43352009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4336
4337 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
4338
43392009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4340
4341 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
4342 (gloog): Split the exit of the scop when the scop exit is a loop exit.
4343 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
4344 changed the CFG.
4345
43462009-01-20 Sebastian Pop <sebastian.pop@amd.com>
4347
4348 * graphite.c (gloog): Return true when code gen succeeded.
4349 (graphite_transform_loops): Do not call cleanup_tree_cfg if
4350 the code of the function did not changed. After cleanup_tree_cfg
4351 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
4352 form.
4353
43542009-01-19 Sebastian Pop <sebastian.pop@amd.com>
4355
4356 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
4357 gimple_call_lhs is NULL.
4358
43592009-01-16 Sebastian Pop <sebastian.pop@amd.com>
4360 Tobias Grosser <tobi.grosser@amd.com>
4361
4362 * graphite.c (graphite_trans_scop_block): Do not block single
4363 nested loops.
4364
43652009-01-15 Sebastian Pop <sebastian.pop@amd.com>
4366 Tobias Grosser <tobi.grosser@amd.com>
4367
4368 * graphite.c (build_scop_canonical_schedules): Start schedules at
4369 zero.
4370
43712009-01-15 Sebastian Pop <sebastian.pop@amd.com>
4372 Tobias Grosser <tobi.grosser@amd.com>
4373
4374 * graphite.c (compare_prefix_loops): New.
4375 (build_scop_canonical_schedules): Rewritten.
4376 (graphite_transform_loops): Move build_scop_canonical_schedules
4377 after build_scop_iteration_domain.
4378
43792009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4380 Tobias Grosser <tobi.grosser@amd.com>
4381
4382 * graphite.c (add_conditions_to_domain): Add the loops to
4383 the dimension of the iteration domain. Do copy the domain
4384 only when it exists.
4385 (build_scop_conditions_1): Do not call add_conditions_to_domain.
4386 (add_conditions_to_constraints): New.
4387 (can_generate_code_stmt, can_generate_code): Removed.
4388 (gloog): Do not call can_generate_code.
4389 (graphite_transform_loops): Call add_conditions_to_constraints
4390 after building the iteration domain.
4391
43922009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4393 Tobias Grosser <tobi.grosser@amd.com>
4394 Jan Sjodin <jan.sjodin@amd.com>
4395
4396 * graphite.c (scan_tree_for_params): On substractions negate
4397 all the coefficients of the term.
4398 (clast_to_gcc_expression_red): New. Handle reduction expressions
4399 of more than two operands.
4400 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
4401 (get_vdef_before_scop): Handle also the case of default definitions.
4402
44032009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4404
4405 PR middle-end/38431
4406 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
4407 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
4408 (gloog): Do not call cleanup_tree_cfg.
4409 (graphite_transform_loops): Call cleanup_tree_cfg after all
4410 scops have been code generated.
4411
44122009-01-13 Sebastian Pop <sebastian.pop@amd.com>
4413
4414 * passes.c (init_optimization_passes): Schedule after
4415 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
4416
44172009-01-13 Sebastian Pop <sebastian.pop@amd.com>
4418
4419 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
4420 Fix comment.
4421 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
4422 Set the type of an expression to the type of its assign statement.
4423 (expand_scalar_variables_expr): Do not pass loop_p.
4424 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
4425 (copy_bb_and_scalar_dependences): Do not pass loop_p.
4426 (translate_clast): Update call to copy_bb_and_scalar_dependences.
4427
44282009-01-11 Sebastian Pop <sebastian.pop@amd.com>
4429
4430 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
4431 an expression to the gimple_expr_type of its assign statement.
4432 (expand_scalar_variables_expr): Stop recursion on tcc_constant
4433 or tcc_declaration.
4434
44352009-01-11 Sebastian Pop <sebastian.pop@amd.com>
4436
4437 PR tree-optimization/38786
45489e99 4438 * gcc.dg/graphite/pr38786.c: New.
2abae5f1
SP		 4439 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
4440 the SSA_NAME case of expand_scalar_variables_expr.
4441 (expand_scalar_variables_expr): Also gather the scalar computation
4442 used to index the memory access.
4443 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
4444 the gimple_stmt_iterator where it inserts new code.
4445
44462009-01-10 Sebastian Pop <sebastian.pop@amd.com>
4447
45489e99 4448 * gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
2abae5f1
SP		 4449
44502009-01-10 Sebastian Pop <sebastian.pop@amd.com>
4451
4452 * opts.c (decode_options): Enable flag_graphite_identity and
4453 flag_loop_block in -O2 and above.
4454
44552009-01-08 Sebastian Pop <sebastian.pop@amd.com>
4456
4457 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
4458 Fix merge problem: replace with the file from trunk.
4459
44602009-01-08 Sebastian Pop <sebastian.pop@amd.com>
4461
4462 * Merge from mainline (r141727:143163).
4463
44642009-01-07 Sebastian Pop <sebastian.pop@amd.com>
4465 Jan Sjodin <jan.sjodin@amd.com>
4466
4467 PR tree-optimization/38559
45489e99 4468 * gcc.dg/graphite/pr38559.c: New.
2abae5f1
SP		 4469
4470 * graphite.c (debug_value, copy_constraint,
4471 swap_constraint_variables, scale_constraint_variable, ): New.
4472 (get_lower_bound, get_upper_bound): Removed.
4473 (graphite_trans_bb_strip_mine): Clean up this code that works
4474 only for constant number of iterations. Fully copy upper and
4475 lower bound constraints, not only the constant part of them.
4476 * graphite.h (debug_value): Declared.
4477
44782009-01-06 Jan Sjodin <jan.sjodin@amd.com>
4479
4480 PR tree-optimization/38492
4481 PR tree-optimization/38498
4482 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
4483 * tree-chrec.h (scev_is_linear_expression): Declared.
4484 * graphite.c (graphite_cannot_represent_loop_niter): New.
4485 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
4486 (graphite_loop_normal_form): Use gcc_assert.
4487 (scan_tree_for_params): Use CASE_CONVERT.
4488 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
4489 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
4490 Use gcc_assert. Discard scops that contain unhandled cases.
4491 (build_scop_conditions): Return a boolean status for unhandled cases.
4492 (strip_mine_profitable_p): Print the loop number, not its depth.
4493 (is_interchange_valid): Pass the depth of the loop nest, don't
4494 recompute it wrongly.
4495 (graphite_trans_bb_block): Same.
4496 (graphite_trans_bb_block): Print tentative of loop blocking.
4497 (graphite_trans_scop_block): Do not print that the loop has been
4498 blocked.
4499 (graphite_transform_loops): Do not handle scops that contain condition
4500 scalar phi nodes.
4501
45489e99 4502 * gcc.dg/graphite/pr38500.c: Fixed warning as committed
2abae5f1 4503 in trunk.
45489e99
SP		 4504 * gcc.dg/graphite/block-0.c: Update test.
4505 * gcc.dg/graphite/block-1.c: Same.
4506 * gcc.dg/graphite/block-2.c: Remove xfail and test for
2abae5f1 4507 blocking.
45489e99
SP		 4508 * gcc.dg/graphite/block-4.c: Remove test for strip mine.
4509 * gcc.dg/graphite/block-3.c: New.
4510 * gcc.dg/graphite/pr38498.c: New.
2abae5f1
SP		 4511
45122008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
4513
4514 PR tree-optimization/38510
4515 * gcc.dg/graphite/pr38510.c: New.
4516 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
4517 (translate_clast): Call recompute_all_dominators before
4518 graphite_verify.
4519 (gloog): Call recompute_all_dominators before graphite_verify.
4520
45212008-12-12 Sebastian Pop <sebastian.pop@amd.com>
4522
4523 PR tree-optimization/38492
4524 * graphite.c (rename_map_elt, debug_rename_elt,
4525 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
4526 rename_map_elt_info, eq_rename_map_elts,
4527 get_new_name_from_old_name, bb_in_sese_p): Moved around.
4528 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
4529 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
4530 (sese_build_livein_liveouts): New.
4531 (new_sese, free_sese): New.
4532 (new_scop): Call new_sese.
4533 (free_scop): Call free_sese.
4534 (rename_variables_from_edge, rename_phis_end_scop): Removed.
4535 (register_old_new_names): Renamed register_old_and_new_names.
4536 (register_scop_liveout_renames, add_loop_exit_phis,
4537 insert_loop_close_phis, struct igp,
4538 default_liveout_before_guard, add_guard_exit_phis,
4539 insert_guard_phis, copy_renames): New.
4540 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
4541 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
4542 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
4543 (scop_adjust_phis_for_liveouts): New.
4544 (gloog): Call scop_adjust_phis_for_liveouts.
4545
4546 * graphite.h (struct sese): Documented. Added fields liveout,
4547 num_ver and livein.
4548 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
4549 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
4550 (struct scop): Added field liveout_renames.
4551 (SCOP_LIVEOUT_RENAMES): New.
4552
45532008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4554
4555 PR tree-optimization/38409
4556 * gcc.dg/graphite/pr38409.c: New.
4557 * graphite.c (nb_reductions_in_loop): Use simple_iv.
4558
45592008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4560
4561 * graphite.c (gcc_type_for_cloog_iv): By default return
4562 integer_type_node.
4563 (graphite_create_new_loop): Don't fold_convert the already
4564 fold_convert-ed expression.
4565
45662008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
4567
4568 PR tree-optimization/38446
4569 * gcc.dg/graphite/pr38446.c: New.
4570 * graphite.c (register_bb_in_sese): New.
4571 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
4572 looking at the bbs in the region.
4573 * graphite.h (sese): Add region_basic_blocks pointer set to
4574 structure and initialize at the time of defining new scop.
4575
45762008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
4577
4578 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
4579 (find_params_in_bb): Do not free data refs.
4580 (free_graphite_bb): Add FIXME on disabled free_data_refs.
4581
45822008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4583
45489e99
SP		 4584 * gcc.dg/graphite/scop-16.c: Test only scop specific info.
4585 * gcc.dg/graphite/scop-17.c: Same.
4586 * gcc.dg/graphite/block-5.c: New.
4587 * gcc.dg/graphite/block-6.c: New.
4588 * gcc.dg/graphite/pr37485.c: Clean dump file after.
4589 * gcc.dg/graphite/pr37684.c: Same.
4590 * gcc.dg/graphite/block-2.c: Same.
2abae5f1
SP		 4591
4592 * graphite.c (struct ivtype_map_elt): New.
4593 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
4594 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
4595 gcc_type_for_cloog_iv): New.
4596 (loop_iv_stack_patch_for_consts): Use the type of the induction
4597 variable from the original loop, except for the automatically
4598 generated loops, i.e., in the case of a strip-mined loop, in
4599 which case there is no original loop: in that case just use
4600 integer_type_node.
4601 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
4602 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
4603 (clast_name_to_gcc): Accept params to be NULL.
4604 (clast_to_gcc_expression): Take an extra parameter for the type.
4605 Convert to that type all the expressions built by this function.
4606 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
4607 (graphite_translate_clast_equation): Compute the type of the
4608 clast_equation before translating its LHS and RHS.
4609 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
4610 (graphite_create_new_loop): Compute the type of the induction
4611 variable before translating the lower and upper bounds and before
4612 creating the induction variable.
4613 (rename_variables_from_edge, rename_phis_end_scop): New.
4614 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
4615 (sese_add_exit_phis_edge): Do not use integer_zero_node.
4616 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
4617 compute_cloog_iv_types): New.
4618 (gloog): Call compute_cloog_iv_types before starting the
4619 translation of the clast.
4620
4621 * graphite.h (struct graphite_bb): New field cloog_iv_types.
4622 (GBB_CLOOG_IV_TYPES): New.
4623 (debug_ivtype_map): Declared.
4624 (oldiv_for_loop): New.
4625
46262008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
4627
4628 PR middle-end/38459
4629 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
4630 (param_index): Assert if parameter is not know after parameter
4631 detection.
4632 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
4633 (find_scop_parameters): Mark, that we have finished parameter
4634 detection.
4635 (graphite_transform_loops): Move condition detection before parameter
4636 detection.
4637 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
45489e99 4638 * gfortran.dg/graphite/pr38459.f90: New.
2abae5f1
SP		 4639
46402008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
4641
4642 * graphite.c (graphite_transform_loops): Always call find_transform ()
4643 in ENABLE_CHECKING. So we test these code paths, even if we do not
4644 generate code.
4645
46462008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
4647
4648 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
4649 (print_scop): Ditto.
4650
46512008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
4652
4653 PR middle-end/38084
45489e99 4654 Fix gfortran.dg/graphite/id-3.f90.
2abae5f1
SP		 4655 * graphite.c (scopdet_basic_block_info): Fix bug that found some
4656 regions more than once.
4657
46582008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4659
45489e99 4660 Fix gfortran.dg/graphite/id-4.f90.
2abae5f1
SP		 4661 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
4662 when not needed.
4663
46642008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4665
45489e99 4666 Fix gfortran.dg/graphite/id-1.f90.
2abae5f1
SP		 4667 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
4668 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
4669 (max_precision_type): New.
4670 (value_clast): Removed.
4671 (clast_to_gcc_expression): Be more careful to types of expressions.
4672 Use max_precision_type and update use of gmp_cst_to_tree.
4673 (graphite_translate_clast_equation): Use max_precision_type.
4674 (graphite_create_guard_cond_expr): Do not use integer_type_node,
4675 use the type of the condition.
4676 (graphite_create_new_loop): Do not use integer_type_node, use the
4677 max_precision_type of lb and ub.
4678
46792008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4680
4681 * graphite.c (build_scops_1): Initialize open_scop.exit
4682 and sinfo.last.
4683
46842008-12-02 Sebastian Pop <sebastian.pop@amd.com>
4685
45489e99
SP		 4686 * gcc.dg/graphite/pr38084.c: New.
4687 * gfortran.dg/graphite/id-1.f90: New.
4688 * gfortran.dg/graphite/id-2.f90: New.
4689 * gfortran.dg/graphite/id-3.f90: New.
4690 * gfortran.dg/graphite/id-4.f90: New.
4691 * gfortran.dg/graphite/pr37857.f90: New.
2abae5f1
SP		 4692
46932008-12-02 Sebastian Pop <sebastian.pop@amd.com>
4694 Jan Sjodin <jan.sjodin@amd.com>
4695 Harsha Jagasia <harsha.jagasia@amd.com>
4696
4697 PR middle-end/37852
4698 PR middle-end/37883
4699 PR middle-end/37928
4700 PR middle-end/37980
4701 PR middle-end/38038
4702 PR middle-end/38039
4703 PR middle-end/38073
4704 PR middle-end/38083
4705 PR middle-end/38125
4706
45489e99
SP		 4707 * gcc.dg/graphite/pr38073.c: New.
4708 * gcc.dg/graphite/pr37928.c: New.
4709 * gcc.dg/graphite/pr37883.c: New.
4710 * gcc.dg/graphite/pr38125.c: New.
4711 * gfortran.dg/graphite/pr38083.f90: New.
4712 * gfortran.dg/graphite/pr37852.f90: New.
4713 * gfortran.dg/graphite/pr37980.f90: New.
2abae5f1 4714
45489e99 4715 * gcc.dg/graphite/scop-18.c: Remove reduction, test for
2abae5f1
SP		 4716 the number of detected scops. Copy exact same test for loop
4717 blocking...
45489e99 4718 * gcc.dg/graphite/block-1.c: Fix the number of expected
2abae5f1 4719 loops to be blocked as reductions are not handled.
45489e99 4720 * gcc.dg/graphite/block-4.c: ...here. New.
2abae5f1
SP		 4721
4722 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
4723 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
4724 ...here.
4725 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
4726 * Makefile.in (graphite.o): Depend on value-prof.h.
4727 (graphite.o-warn): Removed -Wno-error.
4728 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
4729 to be a NULL pointer. Call update_stmt. Return the newly created
4730 cannonical induction variable.
4731
4732 * graphite.h (debug_rename_map): Declared. Fix some comments.
4733
4734 * graphite.c: Reimplement the code generation from graphite to gimple.
4735 Include value-prof.h.
4736 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
4737 (get_old_iv_from_ssa_name): Removed.
4738 (graphite_stmt_p): New.
4739 (new_graphite_bb): Test for useful statements before building a
4740 graphite statement for the basic block.
4741 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
4742 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
4743 reason.
4744 (recompute_all_dominators, graphite_verify,
4745 nb_reductions_in_loop, graphite_loop_normal_form): New.
4746 (scop_record_loop): Call graphite_loop_normal_form.
4747 (build_scop_loop_nests): Iterate over all the blocks of the
4748 function instead of relying on the incomplete information from
4749 SCOP_BBS. Return the success of the operation.
4750 (find_params_in_bb): Use the data from GBB_DATA_REFS.
4751 (add_bb_domains): Removed.
4752 (build_loop_iteration_domains): Don't call add_bb_domains.
4753 Add the iteration domain only to the basic blocks that have been
4754 translated to graphite.
4755 (build_scop_conditions_1): Add constraints only if the basic
4756 block have been translated to graphite.
4757 (build_scop_data_accesses): Completely disabled until data
4758 dependence is correctly implemented.
4759 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
4760 (remove_all_edges_1, remove_all_edges): Removed.
4761 (get_new_name_from_old_name): New.
4762 (graphite_rename_variables_in_stmt): Renamed
4763 rename_variables_in_stmt. Call get_new_name_from_old_name.
4764 Use replace_exp and update_stmt.
4765 (is_old_iv): Renamed is_iv.
4766 (expand_scalar_variables_stmt): Extra parameter for renaming map.
4767 Use replace_exp and update_stmt.
4768 (expand_scalar_variables_expr): Same. Use the map to get the
4769 new names for the renaming of induction variables and for the
4770 renaming of variables after a basic block has been copied.
4771 (expand_scalar_variables): Same.
4772 (graphite_rename_variables): Renamed rename_variables.
4773 (move_phi_nodes): Removed.
4774 (get_false_edge_from_guard_bb): New.
4775 (build_iv_mapping): Do not insert the induction variable of a
4776 loop in the renaming iv map if the basic block does not belong
4777 to that loop.
4778 (register_old_new_names, graphite_copy_stmts_from_block,
4779 copy_bb_and_scalar_dependences): New.
4780 (translate_clast): Heavily reimplemented: copy basic blocks,
4781 do not move them. Finally, in call cleanup_tree_cfg in gloog.
4782 At each translation step call graphite_verify ensuring the
4783 consistency of the SSA, loops and dominators information.
4784 (collect_virtual_phis, find_vdef_for_var_in_bb,
4785 find_vdef_for_var_1, find_vdef_for_var,
4786 patch_phis_for_virtual_defs): Removed huge hack.
4787 (mark_old_loops, remove_dead_loops, skip_phi_defs,
4788 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
4789 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
4790 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
4791 if_region_get_condition_block, if_region_set_false_region,
4792 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
4793 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
4794 sese_add_exit_phis_edge, sese_add_exit_phis_var,
4795 rewrite_into_sese_closed_ssa): New.
4796 (gloog): Remove dead code. Early return if code cannot be
4797 generated. Call cleanup_tree_cfg once the scop has been code
4798 generated.
4799 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
4800 block loops with less than two loops.
4801 (graphite_apply_transformations): Remove the call to
4802 scop_remove_ignoreable_gbbs.
4803 (limit_scops): When build_scop_loop_nests fails, continue on
4804 the next scop. Fix open_scop.entry.
4805 (graphite_transform_loops): Call recompute_all_dominators: force the
4806 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
4807 Call initialize_original_copy_tables and free_original_copy_tables
4808 to be able to copy basic blocks during code generation.
4809 When build_scop_loop_nests fails, continue on next scop.
4810 (value_clast): New union.
4811 (clast_to_gcc_expression): Fix type cast warning.
4812
48132008-11-09 Sebastian Pop <sebastian.pop@amd.com>
4814
4815 * Merge from mainline (r140838:141727).
4816
48172008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4818
4819 PR middle-end/37833
4820
4821 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
4822
48232008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4824
4825 PR middle-end/37943
4826
4827 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
4828 exits and conditions.
45489e99 4829 * gcc.dg/graphite/pr37943.c: New.
2abae5f1
SP		 4830
48312008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4832
4833 PR middle-end/37886
4834 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
4835
48362008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4837
4838 * doc/invoke.texi: Fix spaces.
4839
48402008-10-22 Sebastian Pop <sebastian.pop@amd.com>
4841
4842 PR tree-optimization/37891
4843 Reverted last commit.
4844 * graphite.c (create_single_entry_edge): Set
4845 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4846
48472008-10-21 Sebastian Pop <sebastian.pop@amd.com>
4848 Mitul Thakkar <mitul.thakkar@amd.com>
4849
4850 * graphite.c (create_single_entry_edge): Set
4851 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4852
48532008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
4854
4855 * doc/invoke.texi: Add -fgraphite-identity.
4856 * graphite.c (graphite_apply_transformations): Check for
4857 -fgraphite-identity.
4858 * toplev.c (process_options): Add flag_graphite_identity.
4859 * tree-ssa-loop.c: Add flag_graphite_identity.
4860
48612008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4862
4863 Undo changes from 2008-10-02:
4864 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4865 operand type when copying the operand to a variable of different type.
4866 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4867 with the IV name after increment.
4868
48692008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4870 Harsha Jagasia <harsha.jagasia@amd.com>
4871
4872 PR tree-optimization/37828
45489e99 4873 * gcc.dg/graphite/pr37828.c: New.
2abae5f1
SP		 4874 * graphite.c (graphite_trans_loop_block): Do not loop block
4875 single nested loops.
4876
48772008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
4878 Sebastian Pop <sebastian.pop@amd.com>
4879
4880 * graphite.c (struct rename_map_elt, new_rename_map_elt,
4881 rename_map_elt_info, eq_rename_map_elts): New.
4882 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
4883 (expand_scalar_variables_expr): Change parameters.
4884 (expand_scalar_variables_stmt): Same.
4885 (expand_scalar_variables): Same.
4886 (graphite_rename_ivs): Rename graphite_rename_variables.
4887 (build_iv_mapping): New.
4888 (translate_clast): Call build_iv_mapping.
4889 * graphite.h (gbb_p): New name.
4890
48912008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
4892
4893 PR tree-optimization/37684
4894 * gcc.dg/graphite/pr37684.c: New.
4895 * graphite.c (exclude_component_ref): New.
4896 (is_simple_operand): Call exclude_component_ref.
4897
48982008-10-02 Jan Sjodin <jan.sjodin@amd.com>
4899 Harsha Jagasia <harsha.jagasia@amd.com>
4900
4901 PR tree-optimization/37485
4902 * gcc.dg/graphite/block-2.c: New
4903 * graphite.c (gmp_cst_to_tree): Moved.
4904 (iv_stack_entry_is_constant): New.
4905 (iv_stack_entry_is_iv): New.
4906 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
4907 (loop_iv_stack_insert_constant): New.
4908 (loop_iv_stack_pop): Use new datatpype.
4909 (loop_iv_stack_get_iv): Same.
4910 (loop_iv_stack_get_iv_from_name): Same.
4911 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
4912 (loop_iv_stack_patch_for_consts): New.
4913 (loop_iv_stack_remove_constants): New.
4914 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
4915 (translate_clast): Call loop_iv_stack_patch_for_consts and
4916 loop_iv_stack_remove_constants.
4917 (gloog): Use new datatype. Redirect construction edge to end
4918 block to avoid accidental deletion.
4919 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
4920 iv stack entry.
4921 (union iv_stack_entry_data): New. Data in iv stack entry.
4922 (struct iv_stack_entry): New. Datatype for iv stack entries.
4923
49242008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4925
4926 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4927 operand type when copying the operand to a variable of different type.
4928
49292008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4930
4931 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4932 with the IV name after increment.
4933
49342008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4935
4936 * Merge from mainline (r140164:140838).
4937
49382008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4939
4940 * graphite-data-ref.c: New.
4941 * graphite.c (print_scop): Also dump the dependence graph.
4942 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
4943 (new_scop): Initialize SCOP_DEP_GRAPH.
4944 (build_scop_dynamic_schedules): New.
4945 (build_access_matrix_with_af): Fixed column numbering.
4946 (graphite_transform_loops): Call build_scop_dynamic_schedules.
4947 * graphite.h: Add ifndef/define guards against multiple inclusion.
4948 (struct scop): Add dep_graph field.
4949 (SCOP_DEP_GRAPH): Defined.
4950 (ref_nb_loops): Fixed and moved to other position.
4951 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
4952 (nb_loops_around_loop_in_scop): New.
4953 (graphite_dump_dependence_graph): Declared.
4954 (graphite_build_rdg_all_levels): Declared.
4955 (graphite_test_dependence): Declared.
4956 * Makefile.in (graphite-data-ref.o): New target.
4957
49582008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4959
4960 * Merge from mainline (139870:140164).
4961
49622008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4963
4964 * Merge from mainline (138275:139870).
45489e99 4965 * gcc.dg/graphite/scop-matmult.c: XFailed as one of
2abae5f1
SP		 4966 the commits from trunk broke the niter detection.
4967
49682008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4969
4970 * graphite.c: Add more documentation. Fix formatting.
4971 (debug_loop_vec, debug_oldivs, loop_iv_stack,
4972 loop_iv_stack_debug): Moved...
4973 (schedule_to_scattering): Move before use.
4974 (dot_all_scops): Include in "#if 0" the code for system
4975 call dotty.
4976
4977 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
4978 loop_iv_stack_debug): ...here.
4979
49802008-08-29 Jan Sjodin <jan.sjodin@amd.com>
4981
4982 * tree-phinodes.c (make_phi_node): Extern.
4983 (add_phi_node_to_bb): New.
4984 (create_phi_node): Call add_phi_node_to_bb.
4985 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4986 (remove_statement): Handle case where stored phi was updated
4987 and is no longer the same.
4988 * graphite.c (is_parameter): New.
4989 (is_old_iv): New.
4990 (expand_scalar_variables_expr): New.
4991 (expand_scalar_variables_stmt): New.
4992 (expand_scalar_variables): New.
4993 (move_phi_nodes): Create new phi instead of moving old one.
4994 (translate_clast): Call expand_scalar_variables.
4995 (find_vdef_for_var_in_bb): Also scan regular definitions.
4996 (skip_phi_defs): New.
4997 (collect_scop_exit_phi_args): New.
4998 (patch_scop_exit_phi_args): New.
4999 (gloog): Patch phis after scop.
5000 * tree-flow.h: (add_phi_node_to_bb): Declared.
5001 (make_phi_node): Declared.
5002
50032008-08-26 Sebastian Pop <sebastian.pop@amd.com>
5004
5005 * graphite.c (end_scop): Split the entry of the scop when it
5006 is the header of the loop in which the scop is ending.
5007 (build_scops_1, limit_scops): Update uses of end_scop.
5008
50092008-08-26 Sebastian Pop <sebastian.pop@amd.com>
5010
5011 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
5012 SCOP_ENTRY or SCOP_EXIT.
5013
50142008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5015
5016 * graphite.c (get_construction_edge): Removed.
5017 (gloog): Construction edge is the scop entry edge.
5018
50192008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5020
5021 * graphite.c (can_generate_for_scop): Removed.
5022 (gloog): Do not call it.
5023
50242008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5025
5026 * graphite.c (new_scop): Entry of a scop is an edge.
5027 Initialize SESE region.
5028 (free_scop): Free SESE region.
5029 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
5030 (split_difficult_bb): New, split from end_scop.
5031 (end_scop): Exit of a scop is an edge.
5032 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
5033 not automatically updated and thus is always wrong.
5034 * graphite.h (struct sese): New.
5035 (SESE_ENTRY): New.
5036 (SESE_EXIT): New.
5037 (struct scop): New field for a SESE region. Remove entry, exit.
5038 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
5039 semantics as before. Moved comment around.
5040
50412008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5042 Sebastian Pop <sebastian.pop@amd.com>
5043
5044 * graphite.c (graphite_transform_loops): Always enable gloog
5045 and find_transform when ENABLE_CHECKING.
5046
50472008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5048
5049 * graphite.c (graphite_transform_loops): Move pretty printer
5050 of SCOPs before doing any transform. Remove call to print_scops
5051 and dot_all_scops_1.
5052
50532008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5054
5055 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
5056 (print_graphite_bb): Same.
5057
50582008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5059
5060 * graphite.c (dot_all_scops_1): Cleanup.
5061 (move_scops): Fix comment.
5062
50632008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5064
5065 * graphite.c (build_scop_bbs): Revert commit 139355:
5066
5067 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5068 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5069
5070 * graphite.c (build_scop_bbs): Factor up code.
5071
50722008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5073
5074 * graphite.c (gloog): Update dominator info.
5075
50762008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5077
5078 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
5079
50802008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5081
5082 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
5083 initialization.
5084 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
5085 (translate_clast): Correct formatting.
5086 * graphite.h (struct num_map): Removed.
5087 (struct graphite_bb): Remove num_map field.
5088 (GBB_INDEX_TO_NUM_MAP): Removed.
5089
50902008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5091
5092 * graphite.c (build_access_matrix_with_af): Fix comments.
5093 (build_scop_data_accesses): Same.
5094
50952008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5096
5097 * graphite.c (build_scop_data_accesses): Don't construct
5098 access matrices. Add a FIXME and an assert condition that
5099 should pass when the access matrices will be needed.
5100
51012008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5102
5103 * tree-data-ref.c (stmt_simple_memref_p): Don't call
5104 really_constant_p.
5105 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
5106 Moved close by free_graphite_bb.
5107 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
5108 (new_scop): Move close by free_scop.
5109 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
5110
51112008-08-22 Jan Sjodin <jan.sjodin@amd.com>
5112
5113 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
5114 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
5115 instead of recursive call.
5116 (graphite_translate_clast_equation): New.
5117 (graphite_create_guard_cond_expr): New.
5118 (graphite_create_new_guard): New.
5119 (get_stack_index_from_iv): Removed.
5120 (graphite_rename_ivs_stmt): Use gbb_loop_index.
5121 (get_true_edge_from_guard_bb): New.
5122 (translate_clast): Handle stmt_guard in clast.
5123 (get_construction_edge): Allow construction edge detection for
5124 a scope entry with multiple predecessors if one predecessor is
5125 the immediate dominator of scope entry.
5126 (can_generate_code_stmt): Enable code generation for clast_guard.
5127 (gloog): Use correct context loop. Removed check for post dominators.
5128 * cfgloop.h (create_empty_if_region_on_edge): Declared.
5129
51302008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5131
5132 * graphite.c (remove_dead_loops): Document better which
5133 loops are removed.
5134
51352008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5136
5137 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
5138 and PPLINC.
5139 (graphite.o): Also depends on pointer-set.h.
5140
51412008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5142
5143 * graphite.c (scop_record_loop): Fix compile warning.
5144
51452008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
5146 Sebastian Pop <sebastian.pop@amd.com>
5147
5148 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
5149
51502008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5151
5152 * graphite.c (build_graphite_bb): Initialize bb->aux to
5153 point to the graphite_bb_p.
5154 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
5155 content of bb->aux.
5156 (add_bb_domains): Does not use the scop parameter.
5157 (graphite_transform_loops): Clean bb->aux at the end.
5158
51592008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5160 Sebastian Pop <sebastian.pop@amd.com>
5161
45489e99 5162 * lib/target-supports.exp
2abae5f1
SP		 5163 (check_effective_target_fgraphite): New.
5164
45489e99 5165 * gcc.dg/graphite/graphite.exp: Early exit when
2abae5f1
SP		 5166 check_effective_target_fgraphite returns false.
5167 Set dg-do-what-default to compile.
5168 (scan-graphite-dump-times): Removed.
45489e99 5169 * gfortran.dg/graphite/graphite.exp: Same.
2abae5f1 5170
45489e99 5171 * gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
2abae5f1 5172 Use scan-tree-dump-times instead of scan-graphite-dump-times.
45489e99
SP		 5173 * gcc.dg/graphite/scop-1.c: Same.
5174 * gcc.dg/graphite/scop-2.c: Same.
5175 * gcc.dg/graphite/scop-3.c: Same.
5176 * gcc.dg/graphite/scop-4.c: Same.
5177 * gcc.dg/graphite/scop-5.c: Same.
5178 * gcc.dg/graphite/scop-6.c: Same.
5179 * gcc.dg/graphite/scop-7.c: Same.
5180 * gcc.dg/graphite/scop-8.c: Same.
5181 * gcc.dg/graphite/scop-9.c: Same.
5182 * gcc.dg/graphite/scop-10.c: Same.
5183 * gcc.dg/graphite/scop-11.c: Same.
5184 * gcc.dg/graphite/scop-12.c: Same.
5185 * gcc.dg/graphite/scop-13.c: Same.
5186 * gcc.dg/graphite/scop-matmult.c: Same.
5187 * gcc.dg/graphite/scop-14.c: Same.
5188 * gcc.dg/graphite/scop-15.c: Same.
5189 * gcc.dg/graphite/block-0.c: Same.
5190 * gcc.dg/graphite/scop-16.c: Same.
5191 * gcc.dg/graphite/block-1.c: Same.
5192 * gcc.dg/graphite/scop-17.c: Same.
5193 * gcc.dg/graphite/scop-18.c: Same.
5194 * gfortran.dg/graphite/block-1.f90: Same.
5195 * gfortran.dg/graphite/scop-1.f: Same.
5196 * gfortran.dg/graphite/block-2.f: Same.
2abae5f1
SP		 5197
51982008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5199
5200 * graphite.c: Fix some XXX comments.
5201 (build_scop_dynamic_schedules): Removed.
5202
52032008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5204
5205 * graphite.h (scop_max_loop_depth): Moved...
5206 * graphite.c (scop_max_loop_depth): ...here.
5207 (remove_all_edges_1): New.
5208 (remove_all_edges): Factored code.
5209 (remove_cond_exprs): Check only the last statement for
5210 a GIMPLE_COND expression.
5211
52122008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5213
5214 * graphite.c (scan_tree_for_params): Early return when the
5215 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
5216 (find_scop_parameters): Factor out code.
5217 (graphite_trans_bb_strip_mine): Remove dead code.
5218
52192008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5220
5221 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
5222 graphite_trans_bb_move_loop): Factor asserts.
5223 (gloog): Perform sanity checks only for ENABLE_CHECKING.
5224 Do not call calculate_dominance_info and estimate_bb_frequencies.
5225
52262008-08-20 Jan Sjodin <jan.sjodin@amd.com>
5227
5228 * graphite.c (create_loops_mapping, free_loops_mapping,
5229 create_loops_mapping_num, debug_loop_mapping_1,
5230 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
5231 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
5232 graphite_loops_mapping_add_child_num,
5233 graphite_loops_mapping_insert_child,
5234 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
5235 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
5236 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
5237 create_num_from_index, get_num_from_index,
5238 swap_loop_mapped_depth): Removed.
5239 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
5240 (free_scop): Do not call free_loops_mapping.
5241 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
5242 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
5243 get_loop_mapped_depth.
5244 (graphite_trans_bb_move_loop): Do not update the loop mapping.
5245 (graphite_trans_bb_strip_mine): Same.
5246 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
5247 (struct scop): Remove field loops_mapping.
5248
52492008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5250 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5251
5252 * graphite.c (scop_record_loop): Factor out one level of the
5253 condition by early return.
5254 (build_scop_loop_nests): Format following FSF coding style.
5255 (build_scop_dynamic_schedules): Factor out code.
5256 (scopdet_bb_info): Reindent. Default case should not be reachable.
5257
52582008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5259 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5260
5261 * graphite.c (loop_affine_expr): Check for DECL_P or struct
5262 assignments that are not handled as simple operands for now.
5263
52642008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5265 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5266
5267 * graphite.c (build_scop_bbs): Factor up code.
5268
52692008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5270 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5271
5272 * graphite.c (stmt_simple_for_scop_p): Factor code out
5273 of the loop.
5274 (enum gbb_type): New. Group all the GBB_* types under it.
5275 (is_loop_exit): Moved...
5276 (end_scop): Enable BB spliting.
5277 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
5278 * cfgloop.h (is_loop_exit): Declared.
5279
52802008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5281
5282 * doc/invoke.texi: Remove strides from examples containing
5283 DO loops when the strides are equal to 1.
5284
52852008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
5286 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5287
5288 * graphite.c (graphite_trans_scop_block): Or the result with
5289 the result from graphite_trans_loop_block.
45489e99
SP		 5290 * gcc.dg/graphite/block-1.c: New.
5291 * gfortran.dg/graphite/block-1.f90: New.
5292 * gfortran.dg/graphite/block-2.f: New.
2abae5f1
SP		 5293
52942008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5295
5296 * graphite.c (graphite_transform_loops): Call cloog_initialize
5297 and cloog_finalize.
5298
52992008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5300
5301 * tree-data-ref.c) (stmt_simple_memref_p): New.
5302 * tree-data-ref.h (stmt_simple_memref_p): Declared.
5303 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
5304 (is_simple_operand): Call stmt_simple_memref_p.
5305
45489e99 5306 * gcc.dg/graphite/scop-matmult.c: Updated for not
2abae5f1
SP		 5307 using pointer arithmetic, as this is optimized by PRE and
5308 makes the code too difficult to analyze.
5309
45489e99 5310 * gcc.dg/graphite/scop-18.c: Same.
2abae5f1
SP		 5311
53122008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5313
5314 * gdbinit.in (pgg): New.
5315
53162008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5317
5318 * graphite.c (graphite_trans_loop_block): Fix warning.
5319
53202008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5321
5322 * graphite.c (graphite_trans_loop_block): Fix my merge error.
5323
53242008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5325
5326 * graphite.c (graphite_trans_bb_block): Remove check for
5327 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
5328 Check if loop blocking is profitable for every loop, before applying
5329 the changes.
5330 (graphite_apply_transformations): Call graphite_trans_bb_block only,
5331 if flag_loop_block is set.
5332
53332008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5334
5335 * graphite.c: Add some more documentation for the loop
5336 mapping.
5337
53382008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5339
5340 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
5341 * graphite.c: Format on less than 80 columns.
5342 * graphite.h: Same.
5343
53442008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5345
5346 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
5347
53482008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5349
5350 * doc/invoke.texi (floop-block, floop-strip-mine,
5351 floop-interchange): Update documentation with examples.
5352
53532008-08-13 Sebastian Pop <sebastian.pop@amd.com>
5354
5355 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
5356 add_referenced_var.
5357 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
5358
53592008-08-13 Sebastian Pop <sebastian.pop@amd.com>
5360
5361 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
5362 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
5363 * tree-scalar-evolution.c: Revert useless changes.
5364 * tree-phinodes.c: Same.
5365 * cfghooks.c: Same.
5366 * vec.h: Same.
5367 * tree-vectorizer.h: Same.
5368 * tree-flow.h: Same.
5369 * tree-cfg.c: Same.
5370 * common.opt (fgraphite): Update documentation.
5371
53722008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
5373
5374 * doc/invoke.texi (-floop-block, -floop-strip-mine,
5375 -floop-interchange): Add more text for explaining what each of these
5376 flags is doing.
5377 * tree-into-ssa.c (gimple_vec): Moved to...
5378 * graphite.c: Include gimple.h.
5379 (gimple_vec): Moved to...
5380 (del_loop_to_cloog_loop): Removed.
5381 (loop_affine_expr): Do not call create_data_ref when the
5382 operand is a constant.
5383 (new_scop): Use free instead of del_loop_to_cloog_loop.
5384 * Makefile.in (graphite.o): Depend on GIMPLE_H.
5385 * gimple.h (gimple_vec): ... here.
5386
53872008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5388
5389 * graphite.c (scopdet_bb_info): Only allow loops with known number of
5390 latch executions.
5391 (build_loop_iteration_domains): Fail, if latch executions unknown.
5392
53932008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5394
5395 * graphite.c (add_conditions_to_domain): New.
5396 (build_scop_conditions_1): Call add_conditions_to_domain.
5397 (set_cloog_options): Allow to disable optimizations.
5398
53992008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5400
5401 * graphite.c (find_params_in_bb): Look for parameters in conditions.
5402 Do not use walk_dominator_tree.
5403 (find_scop_parameters): Do not use walk_dominator_tree.
5404
54052008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5406
5407 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
5408 (idx_record_params): Adapt.
5409 * graphite.h (scop_gimple_loop_depth): New.
5410
54112008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5412
5413 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
5414 (scan_tree_for_params): Remove value_init.
5415 (build_scop_context): Remove value_init.
5416 (build_loop_iteration_domains): Remove value_init.
5417 (schedule_to_scattering): Remove value_init.
5418 (graphite_trans_bb_strip_mine): Remove value_init.
5419
54202008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5421
5422 * gcc/graphite.c (limit_scops): New.
5423 (graphite_transform_loops): Add limit SCoPs.
45489e99
SP		 5424 * gcc.dg/graphite/scop-0.c: Update number of SCoPs.
5425 * gcc.dg/graphite/scop-1.c: Update number of SCoPs.
5426 * gcc.dg/graphite/scop-10.c: Update number of SCoPs.
5427 * gcc.dg/graphite/scop-11.c: Update number of SCoPs.
5428 * gcc.dg/graphite/scop-12.c: Update number of SCoPs.
5429 * gcc.dg/graphite/scop-13.c: Update number of SCoPs.
5430 * gcc.dg/graphite/scop-14.c: Update number of SCoPs.
5431 * gcc.dg/graphite/scop-15.c: Update number of SCoPs.
5432 * gcc.dg/graphite/scop-16.c: Update number of SCoPs.
2abae5f1 5433 Change loop numbers.
45489e99 5434 * gcc.dg/graphite/scop-17.c: Update number of SCoPs.
2abae5f1 5435 Change loop numbers.
45489e99
SP		 5436 * gcc.dg/graphite/scop-18.c: Update number of SCoPs.
5437 * gcc.dg/graphite/scop-2.c: Update number of SCoPs.
5438 * gcc.dg/graphite/scop-3.c: Update number of SCoPs.
5439 * gcc.dg/graphite/scop-4.c: Update number of SCoPs.
5440 * gcc.dg/graphite/scop-5.c: Update number of SCoPs.
5441 * gcc.dg/graphite/scop-6.c: Update number of SCoPs.
5442 * gcc.dg/graphite/scop-7.c: Update number of SCoPs.
5443 * gcc.dg/graphite/scop-8.c: Update number of SCoPs.
5444 * gcc.dg/graphite/scop-9.c: Update number of SCoPs.
5445 * gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
2abae5f1
SP		 5446
54472008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5448
5449 * graphite.c (graphite_transform_loops): Call always find_transform.
5450
54512008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
5452
5453 * graphite.c (free_loops_mapping): New.
5454 (stmt_simple_for_scop_p): Fix typo.
5455 (stmt_simple_for_scop_p): Fix tuples functions, that
5456 broke polyhedron.
5457 (free_graphite_bb): Fix some memleaks.
5458 (free_scop): Fix some memleaks.
5459 (scopdet_bb_info): Do not forget some tmp SCoPs.
5460 (find_params_in_bb): Fix some memleaks.
5461 (clast_to_gcc_expression): Fix warning.
5462
54632008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
5464
45489e99
SP		 5465 * gcc.dg/graphite/scop-16.c: Fix for 32bit.
5466 * gcc.dg/graphite/scop-17.c: Fix for 32bit.
2abae5f1
SP		 5467
54682008-08-04 Sebastian Pop <sebastian.pop@amd.com>
5469
5470 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
5471 Move code ifdef-ed HAVE_cloog...
5472 * graphite.c: Include toplev.h.
5473 ... here.
5474 * Makefile.in (OBJS-common): Always build graphite.o.
5475 (BACKEND): Remove @GRAPHITE@.
5476 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
5477 (graphite.o): Depend on TOPLEV_H.
5478
54792008-08-04 Sebastian Pop <sebastian.pop@amd.com>
5480
5481 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
5482 Remove typo left from polylib to ppl conversion.
5483 * graphite.c (graphite_transforms): Use sorry instead of fatal.
5484
54852008-08-03 Sebastian Pop <sebastian.pop@amd.com>
5486
5487 * toplev.c (process_options): Move the graphite loop optimization
5488 flags...
5489 * tree-ssa-loop.c (graphite_transforms): ... here.
5490 When not configured with CLooG, print to dump_file that
5491 Graphite transforms were not performed.
45489e99 5492 * gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
2abae5f1 5493 New.
45489e99 5494 * gcc.dg/graphite/*.c: Updated all testcases to use
2abae5f1
SP		 5495 scan-graphite-dump-times.
5496
54972008-08-03 Sebastian Pop <sebastian.pop@amd.com>
5498
5499 * graphite.c (dot_scop, dot_all_scops): Do not call system.
5500 Do not open /tmp/scop.dot and /tmp/allscops.dot.
5501
55022008-08-02 Sebastian Pop <sebastian.pop@amd.com>
5503 Jan Sjodin <jan.sjodin@amd.com>
5504
5505 * configure: Regenerated.
5506 * omp-low.c (expand_omp_sections): Remove now unused code.
5507 * config.in (HAVE_polylib): Removed.
5508 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
5509 (PPLLIBS, PPLINC): Added.
5510 * graphite.c: Replace unsigned with int wherever possible.
5511 Don't access Cloog's data structures, but use accessor functions.
5512 Clast's stmt->type is now implemented as a vtable: change the
5513 switches of stmt->type into ifs.
5514 (polylib/polylibgmp.h): Don't include.
5515 (initialize_dependence_polyhedron,
5516 initialize_data_dependence_polyhedron, is_empty_polyhedron,
5517 statement_precedes_p, test_dependence, build_rdg_all_levels,
5518 dump_dependence_graph): Removed until this code is cleaned up
5519 or ported to Cloog.
5520 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
5521 (POLYLIBINC): Renamed PPLINC.
5522
55232008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
5524 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5525 Jan Sjodin <jan.sjodin@amd.com>
5526
5527 Finish the merge and tuplification of graphite.
5528
55292008-07-24 Sebastian Pop <sebastian.pop@amd.com>
5530 Jan Sjodin <jan.sjodin@amd.com>
5531
5532 Partial merge from mainline (138072:138275).
5533 * graphite.c still has to be tuplified.
5534
55352008-07-29 Jan Sjodin <jan.sjodin@amd.com>
5536
5537 * graphite.c (graphite_loops_mapping_max_loop_num): New.
5538 (create_num_from_index): New.
5539 (get_num_from_index): Also pass in the graphite BB.
5540 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
5541 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
5542 (graphite_trans_bb_strip_mine): Call create_num_from_index.
5543 (is_interchange_valid): Return false when failing.
5544 * graphite.h (struct num_map): New.
5545 (struct graphite_bb): New field num_map.
5546 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
5547
55482008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
5549
5550 * graphite.c (dump_gbb_conditions): Print also conditions like
5551 "if (a)". Remove dublicated code and use print_generic_expr ().
5552 (stmt_simple_for_scop_p): Only allow conditions we can handle
5553 {<, <=, >, >=}.
5554
55552008-07-25 Jan Sjodin <jan.sjodin@amd.com>
5556
5557 * graphite.h (struct scop): Removed new_ivs field.
5558 (SCOP_NEWIVS): Deleted.
5559 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
5560 clast_to_gcc_expression, graphite_create_new_loop):
5561 Removed use of new_ivs.
5562
55632008-07-25 Jan Sjodin <jan.sjodin@amd.com>
5564
5565 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
5566 create_loops_mapping_num, debug_loop_mapping_1): New.
5567 (debug_loop_mapping): Call debug_loop_mapping_1.
5568 (get_loop_mapping_for_num,
5569 graphite_loops_mapping_add_child,
5570 graphite_loops_mapping_add_child_num,
5571 graphite_loops_mapping_insert_child,
5572 graphite_loops_mapping_parent,
5573 split_loop_mapped_depth_for_num,
5574 loop_mapped_depth_split_loop): New.
5575 (increment_loop_mapped_depths): Removed.
5576 (swap_loop_mapped_depth_for_num): Reimplemented.
5577 (new_scop): Call create_loops_mapping.
5578 (scop_record_loop): Call graphite_loops_mapping_insert_child.
5579 (translate_clast): Pass the old loop father in parameter, and pass
5580 it to get_old_iv_from_ssa_name.
5581 (remove_edges_around_useless_blocks, can_generate_code_stmt,
5582 can_generate_code, can_generate_for_scop): New.
5583 (graphite_trans_bb_block): Returns false when it fails to transform.
5584 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
5585
55862008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5587
5588 Reverted all the changes related to the streamization and
5589 loop fusion.
5590 These changes are now tracked in the streamization branch.
5591
55922008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5593 Jan Sjodin <jan.sjodin@amd.com>
5594
5595 * graphite.c (gbb_compare): Correctly constify.
5596 (gbb_can_be_ignored): Indent.
5597 (graphite_trans_scop_swap_1and2): Add legality check.
5598 Remove dead FIXMEs.
5599
56002008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5601
5602 Remove fallouts from "Reverted the Condate changes".
5603 * tree.h: Remove unused decl.
45489e99 5604 * gcc.dg/tree-checker: Same.
2abae5f1
SP		 5605 * timevar.def: Remove counter.
5606
56072008-07-24 Sebastian Pop <sebastian.pop@amd.com>
5608
5609 * Merge from mainline (135673:138072).
5610
5611 Reverted the MIRO changes (from 2008-04-05) that are now
5612 tracked in the miro branch.
5613 * tree-bounds.c: Removed.
5614 * tree-bounds.h: Removed.
5615
5616 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
5617 are now tracked in the condate branch.
5618 * tree-check.c: Removed.
5619 * tree-match.c: Removed.
5620 * condate.y: Removed.
5621
56222008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5623
5624 * common.opt: New user flag -floop-block, -floop-strip-mine
5625 and -floop-interchange.
5626 * toplev.c (process_options): Enable -fgraphite pass if any one of the
5627 graphite loop optimization flags is turned on.
5628 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
5629 flag_loop_strip_mine and flag_loop_interchange checks before
5630 optimizations.
5631 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
5632 -floop-strip-mine and -floop-interchange.
45489e99 5633 * gcc.dg/graphite/block-0.c: Add -floop-block and remove
2abae5f1 5634 -fgraphite.
45489e99
SP		 5635 * gcc.dg/graphite/scop-16.c: Ditto.
5636 * gcc.dg/graphite/scop-17.c: Ditto.
5637 * gcc.dg/graphite/scop-18.c: Ditto.
2abae5f1
SP		 5638
56392008-07-23 Jan Sjodin <jan.sjodin@amd.com>
5640 Sebastian Pop <sebastian.pop@amd.com>
5641
5642 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
5643 (create_empty_loop_on_edge): More fixes.
5644 * tree-phinodes.c (resize_phi_node): Extern.
5645 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
5646 * cfghooks.c (update_dominator_information): New split from
5647 split_edge.
5648 * tree-vectorizer.c (rename_variables_in_bb): Extern.
5649 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
5650 successor of the function entry block.
5651
5652 * graphite.c: Include pointer-set.h.
5653 (debug_loop_mapping, increment_loop_mapped_depths,
5654 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
5655 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
5656 swap_loop_mapped_depth_for_num, get_num_from_index,
5657 swap_loop_mapped_depth, loop_iv_stack_debug,
5658 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
5659 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
5660 get_old_iv_from_ssa_name): New.
5661 (new_scop): Initialize SCOP_LOOPS_MAPPING.
5662 (free_scop): Free SCOP_LOOPS_MAPPING.
5663 (scop_record_loop): Record old ivs.
5664 (create_var_name): Removed.
5665 (initialize_cloog_names): Allocate double space in case strip mine
5666 applies to all loops once.
5667 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
5668 (clast_to_gcc_expression): Same. Implement more clast to gimple
5669 translation.
5670 (graphite_create_new_loop): Pass in ivstack.
5671 (remove_all_edges): Pass in the construction_edge.
5672 (graphite_remove_iv): Removed.
5673 (graphite_rename_ivs, graphite_rename_ivs_stmt,
5674 remove_cond_exprs): Rewritten.
5675 (move_phi_nodes): New.
5676 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
5677 (translate_clast): Pass in ivstack. Rewrite some cases.
5678 (set_cloog_options, debug_clast_stmt): New.
5679 (find_transform): Use set_cloog_options.
5680 (outermost_loop_layer): Removed.
5681 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
5682 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
5683 mark_old_loops, remove_dead_loops): New.
5684 (gloog): Rewritten.
5685 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
5686 (const_column_index, get_first_matching_sign_row_index,
5687 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
5688 get_upper_bound): New.
5689 (graphite_trans_bb_strip_mine): Also update the iv map.
5690
5691 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
5692 (struct name_tree): Add a loop field.
5693 (struct scop): Add a graphite_loops_mapping field.
5694 (SCOP_LOOPS_MAPPING): New.
5695 (debug_clast_stmt): Declare.
5696 * lambda.h (find_induction_var_from_exit_cond): Declare.
5697 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
5698 * cfgloop.h (update_dominators_in_loop): Removed declaration.
5699 (create_empty_loop_on_edge): Updated.
5700 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
5701 rename_variables_in_bb): Declare.
5702 * tree-cfg.c (remove_bb): Extern.
5703
45489e99 5704 * gcc.dg/graphite/block-0.c: New.
2abae5f1
SP		 5705
57062008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5707 Sebastian Pop <sebastian.pop@amd.com>
5708
5709 * graphite.c (strip_mine_profitable_p): New.
5710 (graphite_trans_bb_block): Disable strip mining if not profitable.
5711
45489e99
SP		 5712 * gcc.dg/graphite/scop-18.c: New.
5713 * gcc.dg/graphite/scop-17.c: Fixed.
5714 * gcc.dg/graphite/scop-16.c: Fixed.
2abae5f1
SP		 5715
57162008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
5717 Jan Sjodin <jan.sjodin@amd.com>
5718 Sebastian Pop <sebastian.pop@amd.com>
5719
5720 * graphite.c (is_interchange_valid): New.
5721 (graphite_trans_bb_block): Check loop nest of basic block for legality
5722 of interchange.
5723
5724 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
5725 outer_most_loop, gbb_outer_most_loop_index): New.
5726
5727 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
5728 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
45489e99
SP		 5729 * gcc.dg/graphite/scop-16.c: New.
5730 * gcc.dg/graphite/scop-17.c: New.
2abae5f1
SP		 5731
57322008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
5733
5734 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
5735 (graphite_trans_scop_block): Ignore SCoPs without bbs.
5736
57372008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
5738
5739 * graphite.c (new_scop): Initialize SCOP_EXIT.
5740 (scopdet_info): Add.
5741 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
5742 (build_scops_1): Cleanup, bugfixes.
5743 (build_scops): Cleanup.
5744
45489e99
SP		 5745 * gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
5746 * gcc.dg/graphite/scop-15.c: Add SCoP numbers.
2abae5f1
SP		 5747
57482008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5749
45489e99 5750 * gfortran.dg/graphite/scop-1.f: Update to reduced test case.
2abae5f1 5751
45489e99 5752 * gfortran.dg/graphite/graphite.exp: Use
2abae5f1
SP		 5753 DEFAULT_GRAPHITE_FLAGS.
5754
45489e99 5755 * gcc.dg/graphite/scop-15.c: Update to reduced test case.
2abae5f1
SP		 5756
57572008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5758
5759 * graphite.c (scan_tree_for_params): Do not assert any more if
5760 MULT_EXPR parameter is negative.
5761
45489e99 5762 * gfortran.dg/graphite/scop-1.f: New.
2abae5f1 5763
45489e99 5764 * gfortran.dg/graphite/graphite.exp: New.
2abae5f1 5765
45489e99 5766 * gcc.dg/graphite/scop-15.c: New.
2abae5f1
SP		 5767
57682008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5769
5770 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
5771
57722008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5773
5774 * graphite.c (graphite_trans_bb_swap_loops): Rename from
5775 graphite_swap_loops.
5776 (graphite_trans_bb_move_loop): New.
5777 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
5778 (graphite_trans_bb_block): New.
5779 (graphite_trans_loop_block): New.
5780 (graphite_trans_scop_swap_1and2): Rename from
5781 graphite_trans_swap_1and2.
5782 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
5783 (graphite_trans_scop_block): New.
5784 (graphite_apply_transformations): Rename from
5785 graphite_transformations.
5786
45489e99 5787 * gcc.dg/graphite/scop-matmult.c: New.
2abae5f1
SP		 5788
57892008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5790
5791 * graphite.c (gbb_compare): New.
5792 (graphite_sort_gbbs): New.
5793 (gbb_can_be_ignored): New.
5794 (scop_remove_ignoreable_gbbs): New.
5795 (graphite_transformations): Cleanup and add
5796 scop_remove_ignoreable_gbbs.
5797 * lambda.h (lambda_vector_compare): New.
5798
57992008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
5800
5801 * graphite.c (print_graphite_bb): Correct printing of static schedule.
5802 (graphite_swap_loops): int -> unsigned
5803 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
5804 (graphite_transformations): New.
5805 (graphite_transform_loops): Move to graphite_transformations.
5806 * graphite.h (gbb_nb_loops): Return unsigned.
5807
58082008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
5809
5810 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
5811 the domain matrix. This makes scop-0.c work again.
5812
58132008-06-20 Richard Guenther <rguenther@suse.de>
5814
5815 * graphite.h: Adjust copyright to GPLv3.
5816 * graphite.c: Likewise.
5817 (stmt_simple_memref_for_scop_p): Split out from ...
5818 (stmt_simple_for_scop_p): ... here. Fix handling of calls
5819 and simplify.
5820 (get_bb_type): Optimize.
5821 (is_pred): Remove.
5822 (is_bb_addable): Fix memleak, replace is_pred call with
5823 single_pred.
5824 (build_scops): Use current_loops.
5825 (param_index): Fix memleak.
5826
58272008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5828
5829 * graphite.c: Fix formatting.
5830
58312008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5832
5833 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
5834 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
5835 (create_var_name, save_var_name): Newly defined functions.
5836 (initialize_cloog_names): Part of the code factored out to
5837 save_var_name.
5838 (clast_to_gcc_expression): Now handles the case of clast_red_sum
5839 in clast_reduction statement.
5840 (graphite_create_new_loop): Now takes a new parameter
5841 for outer_loop.
5842 (translate_clast): Now also takes the context_loop and bb_exit
5843 parameters. Rewritten the code so that it creates a gimple code
5844 inside the given context.
5845 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
5846 remove_cond_expr, disconnect_cond_expr,
5847 disconnect_virtual_phi_nodes): Newly defined functions.
5848 * graphite.h (struct scop): added old_ivs vector.
5849 SCOP_OLDIVS: New macro.
5850
58512008-06-19 Sebastian Pop <sebastian.pop@amd.com>
5852
5853 * cfgloopmanip.c: Add missing function comments, fix formatting.
5854
58552008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5856
5857 * cfgloopmanip.c (update_dominators_in_loop): Defined.
5858 (create_empty_loop_on_edge): Defined.
5859 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
5860 instead of void.
5861 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
5862 (update_dominators_in_loop): Declared as extern
5863 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
5864
58652008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
5866
5867 * graphite.c (print_graphite_bb): Allow changing number of loops
5868 in SCoP domain.
5869 (initialize_cloog_names): Allow changing number of loops.
5870 (build_cloog_prog): Simplify.
5871 (find_transform): Enable cloog option --strides.
5872 (graphite_swap_loops): New.
5873 (graphite_strip_mine_loop): New.
5874 (graphite_trans_swap_1and2): New.
5875 (graphite_trans_strip): New.
5876 (graphite_transform_loops): Add graphite_trans_strip.
5877 * graphite.h (scop_max_loop_depth): New.
5878
58792008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5880
5881 * graphite.c (build_scop_iteration_domain): Remove forgotten
5882 line. (Fixes compile)
5883
58842008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5885
5886 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
5887 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
5888 (build_bb_loops): New.
5889 (graphite_transform_loops): Add build_bb_loops.
5890 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
5891 numbers.
5892 * graphite.h (graphite_bb): Add loops.
5893 (gbb_nb_loops): New.
5894 (gbb_loop_at_index): New.
5895 (gbb_loop_index): New.
5896 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
5897 using nb_params_in_scop.
5898
58992008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5900
5901 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
5902 (build_scop_canonical_schedules): Build minimized schedule.
5903 (schedule_to_scattering): Adapt to minimized schedule.
5904 * graphite.h (graphite_bb): Add/Update descriptions.
5905
59062008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
5907 Tobias Grosser <grosser@fim.uni-passau.de>
5908
5909 * graphite.c (print_graphite_bb): Add condition printing.
5910 (dump_value): New.
5911 (dump_gbb_conditions): New.
5912 (build_scop_conditions_1): New.
5913 (build_scop_conditions): New.
5914 * graphite.h (graphite_bb): Add conditions.
5915
59162008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5917
5918 * graphite.c (print_graphite_bb):
5919 (free_graphite_bb): New.
5920 (free_scop): Free bbs.
5921 (get_bb_type): Free doms.
5922 (build_scop_context): Free context matrix.
5923 (build_loop_iteration_domains): Remove unused code.
5924 (build_cloog_prog): Free scattering function and blocklist.
5925 (find_transform): Free options.
5926
59272008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
5928
5929 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
5930 Remove unnecessery cloog data structures. Make a copy of the domain
5931 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
5932 unnecessary cloog data structures. Fix memory leaks. Remove insert
5933 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
5934 used.
5935 (build_scop_iteration_domain): Remove unnecessary cloog
5936 data structures. Fix memory leaks.
5937 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
5938 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
5939
59402008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5941
5942 * graphite.c (find_scop_params): Remove initialize_cloog_names.
5943
59442008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5945
5946 * graphite.c (end_scop): Style fix.
5947 (schedule_to_scattering): Style and comment fix.
5948
59492008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5950 * graphite.c (print_graphite_bb): Fix definiton of
5951 schedule_to_scattering.
5952 (initialize_cloog_names): Change nb_scattdims to max loop
5953 depth in SCoP.
5954 (schedule_to_scattering): Take parameter for number of scattering
5955 dimensions.
5956 (build_cloog_prog): Only build as much scattering dimensions as
5957 necessary.
5958
59592008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5960
5961 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
5962 in polyhedron/aermod.f90.
5963
59642008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
5965 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
5966 Harsha Jagasia <harsha.jagasia@amd.com>
5967
5968 * graphite.c (is_bb_addable): Fix segfault.
5969
59702008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
5971
5972 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
5973 with multiple exits and conditional handling in edge cases.
5974 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
5975
45489e99 5976 * gcc.dg/graphite/scop-14.c: New.
2abae5f1
SP		 5977
59782008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
5979 Adrien Eliche <aeliche@isty.uvsq.fr>
5980
5981 * graphite.c (is_bb_addable): Add more comments and enhance
5982 readablity of the source code. Fix memory leak.
5983 (is_loop_exit): Fix memory leak.
5984
59852008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5986
5987 * graphite.c (first_loop_in_scop): Deleted.
5988 (setup_cloog_loop): Only walk the loop chain for inner loops.
5989 (build_scop_iteration_domain): Execute setup_cloog_loop for
5990 all loops in the first layer.
5991
59922008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5993
5994 * graphite.c (scan_tree_for_params): Change the way params are
5995 added to be indepenent of the number of loops.
5996 (setup_cloog_loop): Revert to short matrix format. Fix parameter
5997 handling.
5998 (build_cloog_prog): Revert to short matrix format.
5999
60002008-06-05 Sebastian Pop <sebastian.pop@amd.com>
6001 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
6002
6003 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
6004 warning.
6005
60062008-06-05 Sebastian Pop <sebastian.pop@amd.com>
6007
6008 * graphite.c (nb_data_refs_in_scop): New.
6009 (graphite_transform_loops): Print more stats: number of
6010 loops, basic blocks and data references per scop.
6011
60122008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6013 Jan Sjodin <jan.sjodin@amd.com>
6014
6015 * graphite.c (loop_affine_expr, idx_record_params,
6016 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
6017 instead of instantiate_parameters.
6018
60192008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6020
6021 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
6022 add support for parameters, add STATIC_SCHEDULE at the right places,
6023 cleanup.
6024
60252008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6026
6027 * graphite.c (build_scop_loop_nests): Only add the loops, that
6028 are contained completely in the SCoP.
6029 (build_cloog_prog): Disable scattering, until schedule_to_scattering
6030 and the domains are fixed.
6031 (build_scop_canonical_schedules): Add support for bbs not contained
6032 in any SCoP.
6033
60342008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6035
6036 * graphite.h (scop_contains_loop): Update comments to match
6037 the actual behavior.
6038 (scop_contains_loop): New.
6039 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
6040
60412008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6042
6043 * graphite.c (get_bb_type): On function body, i.e. loop_0,
6044 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
6045 as GBB_COND_HEADER.
6046
60472008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6048 Tobias Grosser <grosser@fim.uni-passau.de>
6049
6050 * graphite.c (graphite_transform_loops): Early return when
6051 there are no loops in the function.
6052
60532008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6054 Jan Sjodin <jan.sjodin@amd.com>
6055
6056 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
6057 offset of the last loop.
6058 (setup_cloog_loop): Copy the entire outer constraint matrix.
6059
60602008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6061 Jan Sjodin <jan.sjodin@amd.com>
6062
6063 * graphite.c (stmt_in_scop_p, function_parameter_p,
6064 invariant_in_scop_p): Removed.
6065 (scan_tree_for_params): Can be used with no constraint
6066 matrix for gathering parameters.
6067 (idx_record_params): Don't use idx_record_param, instead use
6068 scan_tree_for_params.
6069 (find_scop_parameters): Same.
6070 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
6071 Fix the size of loop domains.
6072 (schedule_to_scattering): Exit when the outer loop is not in scop.
6073 (find_transform): Enable build_cloog_prog.
6074
60752008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6076 Jan Sjodin <jan.sjodin@amd.com>
6077
6078 * graphite.c (schedule_to_scattering): Make scattering domains
6079 uniformly of the same size, as required by CLooG 0.14.0 and before.
6080
60812008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6082 Jan Sjodin <jan.sjodin@amd.com>
6083
6084 * graphite.c (schedule_to_scattering): Rewrite, correct the
6085 translation of the scheduling function to scattering.
6086 (build_cloog_prog): Call schedule_to_scattering only once.
6087 * graphite.h (scop_loop_index): Do not fail for loops not
6088 in the scop: return -1.
6089
60902008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
6091
6092 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
6093 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
6094 (setup_cloog_loop): Export GBB_DOMAIN.
6095 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
6096 able to rebuild the original control flow.
6097 * graphite.h (graphite_bb): Add domain field and access macro.
6098 (GBB_DOMAIN): New.
6099
61002008-05-30 Sebastian Pop <sebastian.pop@amd.com>
6101
6102 * graphite.c (debug_gbb): New.
6103 (print_scop, build_graphite_bb): Use SCOP_BBS.
6104 (build_scop_bbs): Reimplemented.
6105 (dfs_bb_in_scop_p): Removed.
6106 (build_scop_loop_nests): Reorder loops inserted in
6107 SCOP_LOOP_NEST: outer loops should come first.
6108 (build_scop_canonical_schedules): Reinitialize at zero
6109 the components of the SCOP_STATIC_SCHEDULE for the loops
6110 that have already been parsed.
6111
6112 * graphite.h (debug_gbb): Declared.
6113
61142008-05-30 Sebastian Pop <sebastian.pop@amd.com>
6115 Jan Sjodin <jan.sjodin@amd.com>
6116
6117 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
6118 (graphite_loop_to_gcc_loop): Removed.
6119 (remove_all_edges): New.
6120 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
6121 (gloog): Remove useless code.
6122
61232008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
6124
6125 * graphite.c (get_bb_type): Reworked. We distinguish between
6126 loops with one or multiple exits.
6127 (is_loop_exit): New.
6128 (is_pred): New.
6129 (is_bb_addable): Rework condition handling, now support for case
6130 case statements and loops with multiple exits.
6131
45489e99
SP		 6132 * gcc.dg/graphite/scop-11.c: New.
6133 * gcc.dg/graphite/scop-12.c: New.
6134 * gcc.dg/graphite/scop-13.c: New.
2abae5f1
SP		 6135
61362008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
6137
6138 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
6139 we have too many colors.
6140
61412008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
6142
6143 * doc/invoke.texi (-ftree-loop-fusion): Document.
6144 * tree-pass.h (pass_loop_fusion): Declared.
6145 * tree-loop-fusion.c: New.
6146 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
6147 * tree-data-ref.c (find_data_references_in_loop): Make extern.
6148 * tree-data-ref.h (find_data_references_in_loop): Declared.
6149 * common.opt (ftree-loop-fusion): Declared.
6150 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
6151
61522008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6153
6154 * graphite.c (build_access_matrix): Fix typo from the merge.
6155
61562008-05-20 Sebastian Pop <sebastian.pop@amd.com>
6157
6158 * Merge from mainline (130800:135673).
6159
61602008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6161
6162 * graphite.c (end_scop): The exit of the scop is not part of the scop.
6163 Update dominators after splitting.
6164
61652008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6166
6167 * graphite.c (is_bb_addable): Return the harmful statement.
6168 Factor up some code.
6169 (end_scop): New. Splits end of scope bbs on a harmful statement.
6170 (build_scops_1): Call end_scop.
6171
61722008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6173
6174 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
6175 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
6176 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
6177 build_scops_1): Removed.
6178 (build_scops_2): Renamed build_scops_1.
6179
61802008-05-06 Sebastian Pop <sebastian.pop@amd.com>
6181
6182 * graphite.c: Fix formatting.
6183
61842008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6185
6186 * graphite.c (get_bb_type): New.
6187 (move_scops): New.
6188 (build_scops_2): New.
6189 (is_bb_addable): New.
6190 (build_scops): Switch the scop detection.
6191 (build_scop_bbs): Add entry bb to scop.
6192 * graphite.h (struct scop): Update comment.
6193
61942008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6195
6196 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
6197 more colors.
6198
61992008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6200
45489e99
SP		 6201 * gcc.dg/graphite/scop-1.c: Update.
6202 * gcc.dg/graphite/scop-2.c: Update.
6203 * gcc.dg/graphite/scop-4.c: Update.
6204 * gcc.dg/graphite/scop-5.c: Add.
6205 * gcc.dg/graphite/scop-6.c: Add.
2abae5f1
SP		 6206
62072008-05-06 Sebastian Pop <sebastian.pop@amd.com>
6208
45489e99
SP		 6209 * gcc.dg/graphite/scop-0.c: Add.
6210 * gcc.dg/graphite/scop-7.c: Add.
6211 * gcc.dg/graphite/scop-8.c: Add.
6212 * gcc.dg/graphite/scop-9.c: Add.
6213 * gcc.dg/graphite/scop-10.c: Add.
2abae5f1
SP		 6214
62152008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6216
6217 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
6218 Check affine expressions depending on the outermost loop
6219 instead of a scop.
6220 (stmt_simple_for_scop_p): Same.
6221 (harmfule_stmt_in_scop): Same.
6222
62232008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
6224
6225 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
6226 mark entry and exit, that are not part of the SCoP and update HTML
6227 formatting.
6228
62292008-04-25 Sebastian Pop <sebastian.pop@amd.com>
6230
6231 * graphite.c (basic_block_simple_for_scop_p): Renamed
6232 harmful_stmt_in_bb.
6233 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
6234 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
6235 (all_preds_visited_p, all_succs_visited_p,
6236 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
6237 scop_end_loop): New.
6238 (build_scops): Do not use dfs_enumerate_from.
6239
45489e99 6240 * gcc.dg/graphite/scop-{1,2,4}.c: Updated.
2abae5f1
SP		 6241
62422008-04-23 Sebastian Pop <sebastian.pop@amd.com>
6243
6244 * graphite.c: Add comments to functions that are missing a
6245 description.
6246 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
6247
62482008-04-23 Sebastian Pop <sebastian.pop@amd.com>
6249
6250 * graphite.c (nb_params_in_scop): Moved...
6251 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
6252 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
6253 (clast_to_gcc_expression): Reduce column size to less than 80.
6254 (graphite_create_iv): Return the new name of the IV.
6255 (find_transform): Set options->esp and options->cpp.
6256 (gloog): Comment out the invalidation of the old loop code.
6257 (initialize_dependence_polyhedron): Replace scop_nb_params with
6258 nb_params_in_scop.
6259
6260 * graphite.h (nb_params_in_scop): ... here.
6261 (scop_nb_params): Removed.
6262 (loop_domain_dim): Return something even when the loop was not
6263 found in the hash table: avoid ICEing on all the graphite.exp
6264 testcases.
6265
62662008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6267
6268 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
6269
6270 * graphite.c (build_scop_dynamic_schedules): Schedule is built
6271 according to nesting level.
6272 (find_scop_parameters): Call instantiate_parameters.
6273 (scan_tree_for_params): Extend it to handle general affine bounds.
6274 Inner loop bound can depend on outer loop induction variable.
6275 (setup_cloog_loop): tmp variable is allocated on stack. Call
6276 instantiate_parameters with respect to outermost_loop_in_scop.
6277 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
6278 graphite.h.
6279 (create_empty_loop): Function loopify should be given edge
6280 probability, instead of edge frequency. Dominance relation from
6281 switch_bb to loop_header.
6282 (clast_to_gcc_expression): Added handling of clast_reduction node.
6283 (gloog): New functionality for removing old loop.
6284 (test_dependence): Factored out from build_rdg_all_levels.
6285 (build_rdg_all_levels): Dependence testing factored out to
6286 test_dependence function.
6287
6288 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
6289 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
6290 from graphite.c
6291
62922008-04-07 Sebastian Pop <sebastian.pop@amd.com>
6293
6294 * graphite.c (free_scop, param_index, initialize_cloog_names,
6295 nb_params_in_scop): Use name_tree map instead of just a tree
6296 for keeping track of the variable name associated to that tree.
6297 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
6298 clast_to_gcc_expression, graphite_create_iv,
6299 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
6300 graphite_stmt_to_gcc_stmt): New.
6301 (gloog): Call these.
6302 * graphite.h (struct name_tree): New.
6303 (struct scop): Use name_tree instead of tree for params.
6304 Store a vector of name_tree for new_ivs.
6305 (SCOP_NEWIVS): New.
6306 (scop_nb_params): Use name_tree instead of tree.
6307
63082008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
6309 Sebastian Pop <sebastian.pop@amd.com>
6310
6311 * tree-bounds.c: New.
6312 * tree-bounds.h: New.
6313 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
6314 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
6315 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
6316 flag_mudflap.
6317 * gcc.c: Same.
6318 * toplev.c: Same.
6319 * c-cppbuiltin.c: Same.
6320 * c-pragma.c: Same.
6321 * common.opt: Same.
6322 * varasm.c: Same.
6323 * tree-outof-ssa.c: Same.
6324 * c-common.c: Same.
6325 * Makefile.in: Same.
6326
63272008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
6328 Sebastian Pop <sebastian.pop@amd.com>
6329
6330 * tree-loop-distribution.c (remaining_stmts,
6331 upstream_mem_writes): Removed static variables.
6332 (copy_loop_before, create_bb_after_loop,
6333 mark_nodes_having_upstream_mem_writes, free_rdg_components,
6334 rdg_build_components, rdg_build_partitions,
6335 dump_rdg_partitions): Extern.
6336 (generate_loops_for_partition, generate_code_for_partition): Do not
6337 return a bool.
6338 (already_processed_vertex_p, predecessor_has_mem_write,
6339 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
6340 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
6341 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
6342 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
6343 Pass remaining_stmts and upstream_mem_writes as parameters.
6344 (rdg_component): Moved...
6345 (build_rdg_partition_for_component): Do not aggregate components when
6346 flag_streamize_loops is set.
6347 (gen_sequential_loops): New.
6348 (ldist_gen): Call gen_sequential_loops.
6349
6350 * tree-pass.h (pass_loop_streamization): Declared.
6351
6352 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
6353 basic blocks when loops structures exist.
6354
6355 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
6356
6357 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
6358
6359 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6360 eliminate_local_variables_stmt, eliminate_local_variables,
6361 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6362 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6363 of code delimited by two edges in the CFG.
6364 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6365 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6366 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6367 the case of parallelisation of reductions.
6368 (create_loop_fn): Extern.
6369 (create_omp_parallel_region): New.
6370
6371 * tree-data-ref.c (dump_data_dependence_relation): Don't call
6372 dump_data_reference for printing dra and drb.
6373 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
6374 RDGE_RELATION.
6375 (build_rdg): Don't call free_dependence_relations for the moment, as
6376 we attach dependence relations on each edge of the RDG.
6377 To be fixed later.
6378
6379 * tree-data-ref.h (rdg_component): ...here.
6380 (struct rdg_edge): New field ddr_p relation.
6381 (RDGE_RELATION): New.
6382 (create_bb_after_loop, copy_loop_before,
6383 mark_nodes_having_upstream_mem_writes, rdg_build_components,
6384 rdg_build_partitions, dump_rdg_partitions,
6385 free_rdg_components): Declared.
6386
6387 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
6388 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
6389
6390 * tree-loop-streamization.c: New.
6391
6392 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
6393 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
6394
6395 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
6396
6397 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6398
6399 * passes.c: Schedule pass_loop_streamization.
6400
64012008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
6402
6403 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
6404 update comment.
6405
64062008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
6407
6408 * graphite.c (dot_all_scops): Update formatting.
6409 Bbs can now be part of more than one SCoP.
6410
64112008-03-04 Sebastian Pop <sebastian.pop@amd.com>
6412
6413 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
6414 malloc problems.
6415 (loop_domain_dim): Check for unregistered toplev SCOP loop.
6416 * graphite.h (loop_to_cloog_loop): New.
6417
64182008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6419
6420 * graphite.c (loop_domain_dim, ref_nb_loops,
6421 loop_iteration_vector_dim): New.
6422 (build_access_matrix_with_af, build_access_matrix,
6423 initialize_dependence_polyhedron): Fixed for new matrix layout.
6424 No longer assume that all iteration domains are of the same
6425 dimensionality.
6426
64272008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6428
6429 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6430 defined in a loop at depth 0 is invariant.
6431 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6432 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6433 be called at loop depth 0.
6434
6435 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
6436 a parameter.
6437 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
6438 (down_open_scop): Removed.
6439 (loop_in_scop_p): Redefined.
6440 (scop_affine_expr): New argument: scop.
6441 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
6442 a harmful statement ending a scop.
6443 (basic_block_simple_for_scop_p): New argument: scop.
6444 (get_loop_start): Removed.
6445 (new_scop): Initialize SCOP_LOOPS.
6446 (free_scop): Free SCOP_LOOPS.
6447 (succs_at_same_depth, preds_at_same_depth): New.
6448 (end_scop): Test the validity of a scop.
6449 (add_dominators_to_open_scops): New.
6450 (test_for_scop_bound): Call add_dominators_to_open_scops.
6451 Add cases for opening and closing multiple scops.
6452 (build_scops, build_scop_bbs): Iterate over basic blocks in
6453 depth first order.
6454 (build_graphite_bb): Pass scop directly.
6455 (dfs_bb_in_scop_p): New.
6456 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
6457 several times.
6458 (nb_loops_around_gb): Use loop_in_scop_p.
6459 (schedule_to_scattering): Disabled for the moment the code computing
6460 the "textual order for outer loop".
6461
6462 * graphite.h (struct scop): New field loops.
6463 (SCOP_LOOPS): New.
6464 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
6465
45489e99 6466 * gcc.dg/graphite/scop-{1,...,7}.c: Updated.
2abae5f1
SP		 6467
64682008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
6469 Sebastian Pop <sebastian.pop@amd.com>
6470
6471 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
6472 * common.opt (fstreamize-loops): New.
6473 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
6474 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
6475 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
6476 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
6477
64782008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6479
6480 * tree-data-ref.c (build_empty_rdg): New.
6481 (build_rdg): Use it.
6482 * tree-data-ref.h (build_empty_rdg): Declared.
6483 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
6484 (find_vertex_for_stmt): Removed.
6485 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
6486
64872008-02-21 Sebastian Pop <sebastian.pop@amd.com>
6488
6489 * tree-loop-distribution.c (generate_builtin): After cancelling the
6490 loop tree, also delete basic blocks.
6491 (rdg_flag_uses): Stop recursion when a vertex has already been
6492 processed.
6493
64942008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6495
6496 * graphite.c (build_scop_alpha): Removed.
6497 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
6498 and dump_dependence_graph to avoid compiler warnings.
6499
65002008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6501
6502 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
6503 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
6504 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
6505 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
6506 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
6507 (initialize_dependence_polyhedron, find_vertex_for_stmt,
6508 initialize_data_dependence_polyhedron, is_empty_polyhedron,
6509 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
6510 dump_dependence_graph): New.
6511 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
6512 (GBB_ALPHA): New.
6513 (struct scop): New field loop2cloog_loop.
6514 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
6515 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
6516
65172008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6518
6519 * graphite.c (build_graphite_bb): Fix initialization
6520 of the graphite basic block.
6521
65222008-02-05 Sebastian Pop <sebastian.pop@amd.com>
6523
6524 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
6525 loop domain matrix. Pass in the number of loops contained in the
6526 constraint matrix.
6527 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
6528 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
6529 loops that are not surrounding the current loop are not represented
6530 in the domain constraint matrix.
6531 (build_scop_iteration_domain): Initial domain constraint matrix
6532 contains only the eq/ineq, cst, and scop parameters columns.
6533
65342008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6535
6536 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
6537 (print_graphite_bb): Print scattering.
6538
65392008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6540
6541 * graphite.c (initialize_cloog_names): Initialize names of
6542 scattering variables.
6543
65442009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6545
6546 * graphite.c (dot_all_scops_1): Disable debug output while
6547 printing graph.
6548
65492008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6550
6551 * graphite.c (find_transform): Change cloog output language to C.
6552
65532008-01-27 Sebastian Pop <sebastian.pop@amd.com>
6554
6555 * tree-loop-distribution.c (generate_memset_zero,
6556 generate_builtin, generate_code_for_partition,
6557 rdg_flag_all_uses): New.
6558 (rdg_flag_uses): Gather in the same partition the statements defining
6559 the VUSES of the current statement.
6560 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
6561 Gather in the same partition not only the stores to the same memory
6562 access, but also the reads.
6563 (ldist_generate_loops): Renamed ldist_gen.
6564
65652008-01-24 Sebastian Pop <sebastian.pop@amd.com>
6566 Tobias Grosser <grosser@fmi.uni-passau.de>
6567
6568 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
6569 next pointer, don't use the inner pointer.
6570
65712008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
6572
6573 * graphite.c (dot_all_scops, dot_all_scops_1): New.
6574 (find_transform): Call dot_all_1.
6575 * graphite.h (dot_all_scops): Declared.
6576
65772007-12-14 Sebastian Pop <sebastian.pop@amd.com>
6578
6579 * tree-loop-distribution.c: Fix apsi.f ICE.
6580 (create_bb_after_loop): New.
6581 (generate_loops_for_partition): Use it.
45489e99 6582 * gfortran.dg/ldist-1.f90: New.
2abae5f1
SP		 6583
6584 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
6585 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
6586
65872007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6588
6589 * graphite.c (find_transform): Dump cloog program sent to cloog.
6590
65912007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6592
6593 * graphite.c (initialize_cloog_names): Initialize cloog
6594 iterator names.
6595
65962007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6597
6598 * graphite.c (build_scop_context): Fix typo, for the matrix
6599 format: insert '0 >= 0' instead of '-1 >= 0'.
6600
66012007-12-13 Sebastian Pop <sebastian.pop@amd.com>
6602
6603 * Fix merge problems.
6604
66052007-12-13 Sebastian Pop <sebastian.pop@amd.com>
6606
6607 * graphite.c (setup_cloog_loop): Fix typo.
6608
66092007-12-12 Sebastian Pop <sebastian.pop@amd.com>
6610
6611 * doc/invoke.texi (-ftree-loop-distribution): Documented.
6612 * tree-loop-distribution.c: Reimplemented.
6613 * tree-pass.h (pass_loop_distribution): New.
6614 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
6615 print_loops.
6616 * graphds.h (struct graph): New field indexes.
6617 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6618
6619 * tree-vect-analyze.c: Remove declaration of static functions when not
6620 needed.
6621 * tree-vectorizer.c: Same.
6622 (rename_variables_in_loop): Now extern.
6623 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
6624 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
6625 calling redirect_edge_and_branch_force.
6626
6627 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6628
6629 * tree-data-ref.c: Don't include tree-chrec.h.
6630 (debug_data_dependence_relations): New.
6631 (dump_data_dependence_relation): Call dump_data_reference on data refs
6632 in the relation.
6633 (same_access_functions): Moved...
6634 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6635 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6636 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6637 struct rdg_vertex_info, ): New.
6638 (create_rdg_edge_for_ddr): Compute the dependence level before looking
6639 at DDR_REVERSED_P.
6640 (create_rdg_vertices): Initialize the htab of graph->indexes.
6641 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
6642 (stmts_from_loop): Don't save LABEL_EXPR.
6643 (hash_stmt_vertex_info, eq_stmt_vertex_info,
6644 hash_stmt_vertex_del): New.
6645 (build_rdg): Initialize rdg->indexes.
6646 (free_rdg, stores_from_loop, ref_base_address,
6647 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6648 have_similar_memory_accesses_1, ref_base_address_1,
6649 remove_similar_memory_refs): New.
6650
6651 * tree-data-ref.h: Include tree-chrec.h.
6652 (debug_data_dependence_relations): Declared.
6653 (same_access_functions): ...here. Now static inline.
6654 (ddr_is_anti_dependent, ddrs_have_anti_deps,
6655 ddr_dependence_level): New.
6656 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
6657 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
6658 RDG_MEM_READS_STMT): New.
6659 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6660 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6661 rdg_vertex_for_stmt): Declared.
6662 (struct rdg_edge): New field level.
6663 (RDGE_LEVEL, free_rdg): New.
6664 (stores_from_loop, remove_similar_memory_refs,
6665 rdg_defs_used_in_other_loops_p,
6666 have_similar_memory_accesses): Declared.
6667 (rdg_has_similar_memory_accesses): New.
6668
6669 * lambda.h (dependence_level): New.
6670 * common.opt (ftree-loop-distribution): New.
6671 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
6672 (print_loop_ir): Renamed print_loops.
6673 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
6674 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
6675 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
6676 (tree-loop-distribution.o): Added.
6677 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6678 (mark_virtual_ops_in_bb): New.
6679 (print_loops_bb, debug_loop_num, debug_loop): New.
6680 * passes.c: Scheduled pass_loop_distribution.
6681
66822007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6683
6684 * graphite.c (scan_tree_for_params): Correct the number of columns
6685 for polylib format.
6686 (nb_flat_iterator): New.
6687 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
6688 (build_scop_iteration_domain): Correct the number of columns for
6689 polylib format.
6690
66912007-12-12 Sebastian Pop <sebastian.pop@amd.com>
6692
6693 * Merge from mainline (129697:130800).
6694
66952007-10-30 Sebastian Pop <sebastian.pop@amd.com>
6696
6697 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
6698 dominated by SCoP's exit.
6699 (graphite_transform_loops): Compute post dominators.
6700
67012007-10-28 Sebastian Pop <sebastian.pop@amd.com>
6702
6703 * Merge from mainline (127169:129697).
6704
67052007-10-28 Sebastian Pop <sebastian.pop@amd.com>
6706
6707 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
6708 parameter for the basic block that contains the expression. Use
6709 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
6710 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
6711 the expression.
6712 * graphite.h (gbb_loop): New.
6713 (GBB_LOOP): Removed.
6714
67152007-08-03 Sebastian Pop <sebpop@gmail.com>
6716
6717 * Makefile.in: Fix merge problem.
6718
67192007-08-03 Sebastian Pop <sebpop@gmail.com>
6720
6721 * Merge from mainline (125309:127169).
6722 * tree-loop-distribution.c: Disabled.
6723
67242007-06-05 Sebastian Pop <sebpop@gmail.com>
6725
6726 * Merge from mainline (r123693:125309).
6727
67282007-05-30 Sebastian Pop <sebpop@gmail.com>
6729
6730 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
6731 correct_modify_p
6732 (correct_modify_p, check_statements, number_of_lvalue_uses,
6733 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
6734 instead of MODIFY_EXPR.
6735 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
6736 and push new edges.
6737
67382007-05-24 Sebastian Pop <sebpop@gmail.com>
6739
6740 * tree-loop-distribution.c (struct rdg): Replace arrays by
6741 VECs for edges and vertices.
6742 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
6743 (RDGV_NB_PARTITIONS): New.
6744 (PRDG_NBV, PRDG_NBE): Removed.
6745 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
6746 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
6747 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
6748
67492007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
6750 Sebastian Pop <sebpop@gmail.com>
6751
6752 * doc/invoke.texi (-ftree-loop-distribution): Document.
6753 * tree-loop-distribution.c: New file.
6754 * tree-pass.h (pass_loop_distribution): Declared.
6755 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6756 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
6757 and set reversed_p.
6758 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
6759 (DDR_REVERSED_P): New.
6760 * common.opt (-ftree-loop-distribution): New.
6761 * tree-flow.h (distribute_loops): Declared.
6762 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
6763 * passes.c (init_optimization_passes): Schedule loop distribution.
6764
67652007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
6766
6767 * graphite.c (print_graphite_bb): Don't call dump_data_references.
6768 (print_scop): Don't print when scop is NULL.
6769 (build_scop_context, find_transform): Don't output to stderr.
6770
67712007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
6772
6773 * tree-data-ref.c: Don't include graphite.h.
6774 Comment out the code for printing data reference's scop.
6775 (build_access_matrix_with_af): Moved...
6776 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
6777 * graphite.c (build_access_matrix_with_af): ... here. Now static.
6778 (print_graphite_bb): Print basic block's schedule.
6779 (print_scop): Don't print the schedule, call cloog's pretty printer.
6780 (bb_in_scop_p): A basic block is in a scop only if it is both
6781 dominated and postdominated by the scop's entry and exit basic blocks.
6782 (function_parameter_p): New.
6783 (invariant_in_scop_p): Use function_parameter_p.
6784 (new_scop, save_scop): New.
6785 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
6786 save_scop.
6787 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
6788 (loop_in_scop_p): New.
6789 (scop_record_loop): Use loop_in_scop_p.
6790 (build_scop_domain): Renamed build_scop_iteration_domain.
6791 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
6792 nb_params_in_scop, build_scop_context, first_loop_in_scop,
6793 setup_cloog_loop, dot_scop_1, dot_scop): New.
6794 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
6795 (struct scop): Add a pointer to cloog's representation of a program.
6796
67972007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6798
6799 * doc/invoke.texi (-ftree-check-verbose): Renamed
6800 -ftree-checks-verbose.
6801 * common.opt (flag_tree_check_verbose): Renamed
6802 flag_tree_checks_verbose.
6803 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
6804
68052007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6806
6807 * configure: Regenerated.
6808 * config.in: Regenerated.
6809 * tree-ssa-loop.c (graphite_transforms): Execute
6810 graphite_transform_loops only when HAVE_cloog.
6811 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
6812 * graphite.c: Include polylibgmp.h and cloog.h.
6813 (graphite_transform_loops): Removed loops parameter.
6814 * tree-flow.h (graphite_transform_loops): Update declaration.
6815 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
6816 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
6817 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
6818 (OBJS-common): Remove dependence on graphite.o.
6819 (BACKEND): Depend on @GRAPHITE@.
6820
68212007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
6822
6823 * doc/invoke.texi (-ftree-check-verbose): Documented.
45489e99
SP		 6824 * gcc.dg/tree-checker/tree-checks-1.c: New.
6825 * gcc.dg/tree-checker/tree-checks-2.c: New.
6826 * gcc.dg/tree-checker/tree-checks-3.c: New.
6827 * gcc.dg/tree-checker/tree-checks-4.c: New.
6828 * gcc.dg/tree-checker/tree-checks.exp: New.
6829 * gcc.dg/tree-checker/condates.crp: New.
2abae5f1
SP		 6830 * common.opt (ftree-checks-verbose): New.
6831 * tree-check.c (tree_check_warning): Move extra stderr output
6832 under control of flag_tree_check_verbose.
6833
68342007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
6835
6836 * tree-match.c: Fix comments formatting.
6837 * tree-match.h: Fix comments formatting.
6838 * tree-check.c: Fix comments formatting.
6839 (tree_check_init): Restructure.
6840
68412007-04-12 Nic Volanschi <nic.volanschi@free.fr>
6842
6843 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
6844
68452007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6846
6847 * Merge from mainline (r120733:123693).
6848
68492007-03-20 Nic Volanschi <nic.volanschi@free.fr>
6850
6851 * condate.y: New file.
6852 * tree-match.h (struct patt_info_s): New field sign.
6853 (struct condate_s): New field msg.
6854 (normalize_condate, name_condate, add_condate): New.
6855 (conds[], condate_parse): Made extern.
6856 * tree-check.c (tree_check_warning): First arg changed to cond;
6857 warning reformatted.
6858 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
6859 (tree_scan): New.
6860 (tree_check): Process trivial condates.
6861 (read_delimited_string): Removed.
6862 (print_cond): Print name and msg.
6863 (conds[]): Made extern.
6864 (parse_tree_check_file_once): Rewritten to use the parser in
6865 condate.y.
6866 Processing of option --tree_check_string moved to tree_scan().
6867 * Makefile.in: Added condate.y
6868
68692007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
6870
6871 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
6872 Use VECs instead of varrays.
6873 * diagnostic.h (lazy_dump_generic_node): Update declaration.
6874 * Makefile.in (pretty-print.o): Depend on vec.h.
6875 * pretty-print.c: Include tree.h and vec.h.
6876 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
6877 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
6878 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
6879 pp_free_list): Use VECs instead of varrays.
6880 * pretty-print.h: Do not include varray.h.
6881 (struct tree_chunk_s): Declaration moved before its use.
6882 (output_buffer): Rename varray field to chunks.
6883 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
6884 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
6885 save_global_holes): Use VECs instead of varrays.
6886 * tree-match.h: Declare VECs of cfg_node, and hole_p.
6887 * tree-check.c (scan_cfg_stmts, push_node,
6888 print_matching_stmt): Removed.
6889 (tree_check_instance, push_global_holes_if_new, tree_check,
6890 execute_tree_check): Use VECs instead of varrays.
6891 (gate_tree_check): Don't execute the CFG check when basic_block_info
6892 is not available.
6893
68942007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6895
6896 * Merge from mainline (r115016:120733).
6897
68982007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6899
6900 * Merge from mainline (r117632:117661).
6901
69022007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6903
6904 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
6905 * tree-pass.h (TDF_DEBUG, debug_p): New.
6906 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
6907 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
6908 get_loop_exit_condition, analyze_evolution_in_loop,
6909 analyze_initial_condition, analyze_scalar_evolution,
6910 instantiate_parameters, number_of_latch_executions): Use debug_p.
6911 * tree-chrec.c (chrec_apply): Use debug_p.
6912 * tree-data-ref.c: Include graphite.h.
6913 (dump_data_reference): Print also the access matrix.
6914 (analyze_array, analyze_indirect_ref, init_data_ref,
6915 analyze_offset_expr, address_analysis, object_analysis,
6916 create_data_ref, finalize_ddr_dependent,
6917 non_affine_dependence_relation, analyze_ziv_subscript,
6918 analyze_siv_subscript_cst_affine,
6919 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6920 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
6921 analyze_miv_subscript, analyze_overlapping_iterations,
6922 build_classic_dist_vector, subscript_dependence_tester,
6923 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
6924 (build_access_matrix_with_af): No longer static.
6925 * tree-data-ref.h (scop_p): ... declaration here.
6926 (data_reference.scop): New field.
6927 (DR_SCOP, DR_ACCESS_MATRIX): New.
6928 (build_access_matrix_with_af, dr_num_subscripts): Declared.
6929 * graphite.c (print_graphite_bb): Call dump_data_references.
6930 (print_scop): Use scop_nb_loops and scop_dim_domain.
6931 (test_for_scop_bound): Use debug_p.
6932 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
6933 scop_nb_params.
6934 (scop_loop_index): Moved...
6935 (scop_record_loop): New.
6936 (build_scop_loop_nests): Use scop_record_loop.
6937 (build_scop_domain): Use scop_dim_domain.
6938 (build_access_matrix): Implemented.
6939 (build_scop_canonical_schedules): Use scop_nb_loops.
6940 (build_graphite_bb): Initialize GBB_SCOP.
6941 * graphite.h (scop_p): Moved...
6942 (graphite_bb.scop): New field.
6943 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
6944 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
6945 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
6946 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
6947 scop_loop_index): New.
6948 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
6949
69502007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
6951
6952 * Merge from mainline (r117661:120450).
6953
69542006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
6955
6956 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
6957 at the first declaration outside the varying loop, instantiate as
6958 far as possible.
6959 * tree-chrec.c (for_each_scev_op): New.
6960 * tree-chrec.h (for_each_scev_op): Declared.
6961 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
6962 * tree-data-ref.c (get_references_in_stmt,
6963 find_data_references_in_stmt): New, from trunk.
6964 (find_data_references_in_loop): Use get_references_in_stmt
6965 and find_data_references_in_loop, modified as in trunk.
6966 (build_access_matrix_with_af): New.
6967 * tree-data-ref.h (data_reference): Add a field access_matrix.
6968 (data_ref_loc): New, as in trunk.
6969 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
6970 invariant_in_scop_p, param_index, scan_tree_for_params,
6971 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
6972 idx_record_param, idx_record_params, build_access_matrix,
6973 build_scop_data_accesses, build_scop_canonical_schedules,
6974 build_graphite_bb, build_scop_bbs, find_params_in_bb,
6975 build_scop_params): New.
6976 * graphite.h (graphite_bb): New.
6977 (scop): Add fields static_schedule, params, loop_nest,
6978 iteration_domain.
6979 * lambda.h: Declare vecs of lambda_matrix.
6980 * tree-flow.h (print_loop_ir_bb): Declared.
6981 * tree-cfg.c (print_loop_ir_bb): New.
6982 (print_loop): Use print_loop_ir_bb.
6983
69842006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
6985
6986 * Merge from mainline (r115016:117632).
6987
69882006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
6989
6990 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
6991 break due to a warning.
6992
69932006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
6994
6995 * graphite.c (print_scops, debug_scops): New.
6996 (graphite_transform): Renamed graphite_find_transform.
6997 * graphite.h (debug_scops): Declared.
6998
69992006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
7000
7001 * tree-match.c: Reformat following the GNU style.
7002 * tree-match.h: Reformat following the GNU style.
7003 * tree-pattern.h: Removed empty file.
7004 * Makefile.in: Remove references to tree-pattern.h.
7005 * tree-check.c: Reformat following the GNU style.
7006 (execute_tree_check): Move gate condition code to...
7007 (gate_tree_check): ...here. New function.
7008 (pass_check): Use the gate function.
7009
70102006-07-04 Nic Volanschi <nic.volanschi@free.fr>
7011
7012 * tree-pattern.h: New. Tree pattern matching and checking using
7013 concrete syntax.
7014 * tree-check.c: New. Tree/CFG checking pass.
7015 * tree-match.c: New. Library for tree pattern matching.
7016 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
7017 * toplev.c, flags.h: Add globals for tree-check pass.
7018 * Makefile.in: Integrate the files in tree-check pass.
7019 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
7020 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
7021 Introduce a "lazy" pretty-print mode.
7022 * tree.c, tree.h: Add tree_name.
7023
70242006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
7025
7026 * doc/invoke.texi (-fgraphite): Correct typo.
7027 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
7028 use of print_loop_ir.
45489e99
SP		 7029 * gcc.dg/graphite/scop-1.c: New.
7030 * gcc.dg/graphite/scop-2.c: New.
7031 * gcc.dg/graphite/graphite.exp: New.
2abae5f1
SP		 7032 * graphite.c: Include domwalk.h.
7033 (print_scop): Print only the entry and exit blocks.
7034 (debug_scop): No longer static.
7035 (affine_expr): Fix formating. Return also true when the expression is
7036 constant.
7037 (stmt_simple_for_scop_p): Fix formating.
7038 (build_scops): Use domwalk.
7039 (get_loop_start, end_scop, test_for_scop_bound): New.
7040 (graphite_transform_loops): Avoid printing on stderr.
7041 * graphite.h (debug_scop): Declared.
7042 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
7043 * Makefile.in (graphite.o): Depend on domwalk.h.
7044 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
7045 declarations for static functions.
7046 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
7047 controlling output verbosity.
7048
70492006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
7050 Plesco Alexandru <shurikx@gmail.com>
7051
7052 * doc/invoke.texi (-fgraphite): Document.
7053 * tree-pass.h (pass_graphite_transforms): Declared.
7054 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
7055 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
7056 (pass_graphite_transforms): Defined.
7057 * tree-data-ref.c (free_data_ref, data_reference): Extern.
7058 * tree-data-ref.h (free_data_ref, data_reference): Declared.
7059 * graphite.c, graphite.h: New.
7060 * common.opt (fgraphite): Declared.
7061 * tree-flow.h (graphite_transform_loops): Declared.
7062 * Makefile.in (OBJS-common): Add graphite.o.
7063 (graphite.o): New rule.
7064 * passes.c (pass_graphite_transforms): Scheduled.
7065
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