1 2010-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
2 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
4 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5 handle conversions from pointer to integers.
6 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
7 induction variable, to be able to work with code generated by CLooG.
8 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
9 (build_poly_scop): Bail out if we cannot codegen a loop.
11 2010-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
13 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
14 code generation with gloog_error.
16 2010-03-04 Sebastian Pop <sebastian.pop@amd.com>
18 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
19 Call fold_convert on all the returned values.
20 (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
21 the type of the resulting expression.
23 2010-03-04 Sebastian Pop <sebastian.pop@amd.com>
25 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
26 ppl_min_for_le_pointset. Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
27 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
29 2010-03-04 Sebastian Pop <sebastian.pop@amd.com>
31 * graphite-dependences.c (map_into_dep_poly): Removed.
32 (dependence_polyhedron_1): Use combine_context_id_scat.
34 2010-03-04 Sebastian Pop <sebastian.pop@amd.com>
36 * graphite-poly.h (struct poly_scattering): Add layout documentation.
37 (struct poly_bb): Same.
38 (combine_context_id_scat): New.
40 2010-03-02 Sebastian Pop <sebastian.pop@amd.com>
43 * sese.c (name_defined_in_loop_p): Return false for default
46 * gcc.dg/graphite/pr42326.c: New.
48 2010-02-23 Sebastian Pop <sebastian.pop@amd.com>
50 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
51 and clean up the logic.
53 2010-02-23 Sebastian Pop <sebastian.pop@amd.com>
55 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
58 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
61 * graphite-scop-detection.c (create_single_exit_edge): Move
62 the call to find_single_exit_edge to....
63 (create_sese_edges): ...here. Don't handle multiple edges
65 (build_graphite_scops): Don't handle multiple edges
68 * gcc.dg/graphite/pr43083.c: New.
70 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
73 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
74 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
76 * gfortran.dg/graphite/pr43097.f: New.
78 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
79 Manuel López-Ibáñez <manu@gcc.gnu.org>
82 * g++.dg/graphite/pr41305.C: Add -Wno-conversion-null.
84 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
87 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
89 * g++.dg/graphite/pr43026.C: New.
91 2010-02-13 Tobias Grosser <grosser@fim.uni-passau.de>
93 * Merge from mainline (154736:156693).
95 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
98 * gcc.dg/graphite/pr43012.c: New.
100 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
102 * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
103 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
105 * g++.dg/graphite/pr42930.C: New.
107 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
110 * graphite-scop-detection.c (graphite_can_represent_scev): Call
111 graphite_can_represent_init for MULT_EXPR.
113 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
117 * graphite-sese-to-poly.c (remove_phi): New.
118 (translate_scalar_reduction_to_array): Call remove_phi.
120 * gcc.dg/graphite/pr42530.c: New.
121 * gcc.dg/graphite/pr42914.c: New.
123 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
126 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
127 * graphite-clast-to-gimple.h (gloog): Update declaration.
128 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
129 * graphite-poly.h (struct poly_bb): Add missing comments.
130 (struct scop): Add poly_scop_p field.
132 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
133 * graphite.c (graphite_transform_loops): Build the polyhedral
134 representation for each scop before code generation.
135 * sese.c (rename_variables_in_operand): Removed.
136 (rename_variables_in_expr): Return the renamed expression.
137 (rename_sese_parameters): New.
138 * sese.h (rename_sese_parameters): Declared.
140 * gcc.dg/graphite/pr42771.c: New.
142 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
144 * gcc.dg/graphite/block-0.c: Call abort for runtime test. Always
146 * gcc.dg/graphite/block-1.c: Same.
147 * gcc.dg/graphite/block-3.c: Same.
148 * gcc.dg/graphite/block-4.c: Same.
149 * gcc.dg/graphite/block-5.c: Same.
150 * gcc.dg/graphite/block-6.c: Same.
151 * gcc.dg/graphite/block-7.c: Same.
152 * gcc.dg/graphite/interchange-0.c: Same.
153 * gcc.dg/graphite/interchange-1.c: Same.
154 * gcc.dg/graphite/interchange-10.c: Same.
155 * gcc.dg/graphite/interchange-11.c: Same.
156 * gcc.dg/graphite/interchange-12.c: Same.
157 * gcc.dg/graphite/interchange-2.c: Same.
158 * gcc.dg/graphite/interchange-3.c: Same.
159 * gcc.dg/graphite/interchange-4.c: Same.
160 * gcc.dg/graphite/interchange-5.c: Same.
161 * gcc.dg/graphite/interchange-6.c: Same.
162 * gcc.dg/graphite/interchange-7.c: Same.
163 * gcc.dg/graphite/interchange-8.c: Same.
164 * gcc.dg/graphite/interchange-9.c: Same.
165 * gcc.dg/graphite/interchange-mvt.c: Same.
167 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
169 * gfortran.dg/graphite/id-19.f: New.
170 * gfortran.dg/graphite/pr14741.f90: New.
171 * gfortran.dg/graphite/pr41924.f90: New.
172 * gfortran.dg/graphite/run-id-2.f90: New.
174 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
177 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
178 to unknown_dependence.
179 (graphite_legal_transform_dr): Handle the unknown_dependence.
180 (graphite_carried_dependence_level_k): Same.
182 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
184 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
186 2010-02-05 Sebastian Pop <sebastian.pop@amd.com>
187 Konrad Trifunovic <konrad.trifunovic@inria.fr>
190 * graphite-dependences.c (build_lexicographical_constraint): Return
191 a union of dependence polyhedra.
192 (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
194 * gcc.dg/graphite/block-0.c: Enable runtime check. XFAILed.
195 * gcc.dg/graphite/block-4.c: Same.
196 * gcc.dg/graphite/block-7.c: Same.
197 * gcc.dg/graphite/interchange-12.c: Same.
198 * gcc.dg/graphite/interchange-mvt.c: Same.
199 * gfortran.dg/graphite/interchange-1.f: XFAILed.
200 * gfortran.dg/graphite/interchange-3.f90: XFAILed.
201 * gfortran.dg/graphite/run-id-1.f: New testcase for PR42637.
203 2010-02-03 Sebastian Pop <sebastian.pop@amd.com>
205 * gcc.dg/graphite/interchange-12.c: Return 0 to avoid
206 the execution check to FAIL. This testcase is miscompiled by Graphite
207 and the check should be re-enabled.
208 * gcc.dg/graphite/interchange-mvt.c: Same.
209 * gcc.dg/graphite/block-0.c: Same.
210 * gcc.dg/graphite/block-4.c: Same.
211 * gcc.dg/graphite/block-7.c: Same.
213 2010-02-03 Sebastian Pop <sebastian.pop@amd.com>
215 * gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.
216 * gcc.dg/graphite/scop-0.c: Fix spaces.
217 * gfortran.dg/graphite/block-1.f90: Rewrite expected output.
218 * gfortran.dg/graphite/block-2.f: Same.
219 * gfortran.dg/graphite/block-3.f90: Same.
220 * gfortran.dg/graphite/block-4.f90: Same.
221 * gfortran.dg/graphite/interchange-1.f: Un-XFAILed.
222 * gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.
224 2010-02-03 Sebastian Pop <sebastian.pop@amd.com>
226 * graphite-dependences.c (new_poly_ddr): Initialize PDDR_KIND and
227 PDDR_ORIGINAL_SCATTERING_P.
228 (pddr_is_empty): Rewritten.
229 (print_dependence_polyhedron_layout): New.
232 (build_alias_set_powerset): Moved up.
233 (poly_drs_may_alias_p): Moved up.
234 (lexicographically_gt_p): Removed.
235 (build_lexicographically_gt_constraint): Renamed
236 build_lexicographical_constraint, reimplemented.
237 (dependence_polyhedron_1): Simplified parameters.
238 (dependence_polyhedron): Same. Keep along empty PDDRs
239 to make efficient use of the cache.
240 (reduction_dr_p): Compute the PBBs don't pass them as parameters.
241 (graphite_legal_transform_dr): Rewritten.
242 (graphite_legal_transform_bb): Pass fewer arguments to
243 graphite_legal_transform_dr.
244 (graphite_carried_dependence_level_k): Simplified implementation.
245 (dot_original_deps_stmt_1): Call dependence_polyhedron.
246 (dot_transformed_deps_stmt_1): Same.
247 (dot_original_deps): Same.
248 (dot_transformed_deps): Same.
249 * graphite-dependences.h (struct poly_ddr): Added a new field
250 original_scattering_p.
251 (PDDR_ORIGINAL_SCATTERING_P): New.
252 (print_pddr): Declared.
253 (debug_pddr): Declared.
254 * graphite-ppl.c: Clarify comment.
255 * sese.h (print_gimple_bb): Removed unused declaration.
258 2010-02-03 Sebastian Pop <sebastian.pop@amd.com>
260 * g++.dg/graphite/graphite.exp: Rewritten.
261 * gcc.dg/graphite/graphite.exp: Rewritten.
262 * gfortran.dg/graphite/graphite.exp: Rewritten.
263 * gcc.dg/graphite/block-0.c: Added runtime test.
264 * gcc.dg/graphite/block-1.c: Same.
265 * gcc.dg/graphite/block-3.c: Same.
266 * gcc.dg/graphite/block-4.c: Same.
267 * gcc.dg/graphite/block-5.c: Same.
268 * gcc.dg/graphite/block-6.c: Same.
269 * gcc.dg/graphite/block-7.c: Same.
270 * gcc.dg/graphite/interchange-0.c: Same.
271 * gcc.dg/graphite/interchange-1.c: Same.
272 * gcc.dg/graphite/interchange-10.c: Same.
273 * gcc.dg/graphite/interchange-11.c: Same.
274 * gcc.dg/graphite/interchange-12.c: Same.
275 * gcc.dg/graphite/interchange-2.c: Same.
276 * gcc.dg/graphite/interchange-3.c: Same.
277 * gcc.dg/graphite/interchange-4.c: Same.
278 * gcc.dg/graphite/interchange-5.c: Same.
279 * gcc.dg/graphite/interchange-6.c: Same.
280 * gcc.dg/graphite/interchange-7.c: Same.
281 * gcc.dg/graphite/interchange-8.c: Same.
282 * gcc.dg/graphite/interchange-9.c: Same.
283 * gcc.dg/graphite/interchange-mvt.c: Same.
284 * gcc.dg/graphite/run-id-2.c: Remove useless dg-do run.
286 2010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
288 * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
291 2010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
293 * common.opt: Add -fgraphite-cloog-opts.
294 * graphite-clast-to-gimple.c (set_cloog_options): Same.
295 * opts.c (decode_options): Same.
297 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
299 * gcc.dg/graphite/id-17.c: New.
300 * gcc.dg/graphite/pr41888.c: New.
301 * gcc.dg/graphite/scop-22.c: New.
302 * gfortran.dg/graphite/pr40982.f90: New.
304 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
306 * graphite-dependences.c: Clarify comments.
307 (build_pddr): Add an extra parameter direction.
308 (graphite_legal_transform_dr): Use build_pddr.
309 (dot_original_deps_stmt_1): Update use of build_pddr.
310 (dot_transformed_deps_stmt_1): Same.
311 (dot_original_deps): Same.
312 (dot_transformed_deps): Same.
314 * gcc.dg/graphite/interchange-12.c: New.
315 * gcc.dg/graphite/block-7.c: New.
317 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
319 * graphite-dependences.c (pddr_original_scattering): Renamed build_pddr.
320 (pddr_transformed_scattering): Removed.
321 (graphite_legal_transform_dr): Use build_pddr.
322 (dot_original_deps_stmt_1): Same.
323 (dot_transformed_deps_stmt_1): Same.
324 (dot_original_deps): Same.
325 (dot_transformed_deps): Same.
327 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
329 * graphite-dependences.c (lexicographically_gt_p): Add comments.
330 (build_lexicographically_gt_constraint): Same.
331 (dependence_polyhedron_1): Same.
332 (dependence_polyhedron): Same.
334 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
336 * graphite-dependences.c (build_pairwise_scheduling_equality): Removed.
337 (build_pairwise_scheduling_inequality): Renamed build_pairwise_scheduling.
338 (lexicographically_gt_p): Change type of direction to int.
339 (build_lexicographically_gt_constraint): Same.
340 (dependence_polyhedron_1): Same.
341 (dependence_polyhedron): Same.
342 (pddr_original_scattering): Use integers for direction.
343 (pddr_transformed_scattering): Same.
344 (graphite_legal_transform_dr): Same.
345 (graphite_carried_dependence_level_k): Same.
347 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
349 * graphite-dependences.c (build_pairwise_constraint): Renamed
350 ppl_build_relation. Moved...
351 (dr_equality_constraints): Use ppl_build_relation.
352 (build_pairwise_scheduling_equality): Same.
353 (build_pairwise_scheduling_inequality): Same.
354 * graphite-ppl.c (ppl_build_relation): ...here.
355 * graphite-ppl.h (ppl_build_relation): Declared.
357 2010-01-14 Sebastian Pop <sebastian.pop@amd.com>
360 * graphite-clast-to-gimple.c (gloog_error): New static variable.
361 (clast_to_gcc_expression): Do not build MULT_EXPR of POINTER_TYPE_P.
362 Set gloog_error when such an expression failed to be built.
363 (translate_clast): Early return when gloog_error is set.
364 (gloog): Clear gloog_error. When gloog_error is set, call
365 set_ifsese_condition to enable the original code. Return the status
366 of the code generation based on gloog_error.
367 * sese.c (set_ifsese_condition): New.
368 * sese.h (set_ifsese_condition): Declared.
370 * g++.dg/graphite/pr42681.C: New.
372 2010-01-14 Sebastian Pop <sebastian.pop@amd.com>
375 * graphite-clast-to-gimple.c (gloog): Call scev_reset_htab and
376 rename_nb_iterations.
377 * sese.c (rename_variables_in_operand): New.
378 (rename_variables_in_expr): New.
379 (rename_nb_iterations): New.
380 (sese_adjust_liveout_phis): Update the rename_map.
381 * sese.h (rename_nb_iterations): Declared.
382 * tree-scalar-evolution.c (scev_reset_htab): New.
383 (scev_reset): Call scev_reset_htab.
384 * tree-scalar-evolution.h (scev_reset_htab): Declared.
386 * gfortran.dg/graphite/pr42732.f: New.
388 2010-01-08 Sebastian Pop <sebastian.pop@amd.com>
391 * graphite-clast-to-gimple.c: Fix formatting.
392 * sese.c (defined_in_loop_p): Renamed name_defined_in_loop_p.
393 (expr_defined_in_loop_p): New.
394 (add_loop_exit_phis): Also handle full expressions: remove from
395 the rename_map the expressions defined in the loop that we're closing.
397 * gfortran.dg/graphite/pr42393-1.f90: New.
398 * gfortran.dg/graphite/pr42393.f90: Add new flags
399 -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine to also
400 make this testcase useful in the Graphite branch.
402 2010-01-08 Sebastian Pop <sebastian.pop@amd.com>
404 * graphite-scop-detection.c (exclude_component_ref): Removed.
405 (is_simple_operand): Removed.
406 (stmt_simple_for_scop_p): Remove use of is_simple_operand.
408 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
411 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
412 the array indexing of ADDR_EXPRs.
414 * gcc.dg/graphite/pr42221.c: New.
416 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
419 * graphite.c (graphite_finalize): Call scev_reset.
420 (graphite_transform_loops): Do not call scev_reset between the code
423 * gcc.dg/graphite/pr42521.c: New.
425 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
427 * graphite-interchange.c (memory_stride_in_loop): Renamed
429 (memory_strides_in_loop): Renamed memory_strides_in_loop_1.
430 (memory_strides_in_loop): Memoize the memory strides per loop.
431 (lst_interchange_profitable_p): Do not initialize to zero the memory
433 * graphite-poly.h (struct lst): Add a field memory_strides.
434 (LST_LOOP_MEMORY_STRIDES): New.
435 (new_lst_loop): Initialize LST_LOOP_MEMORY_STRIDES to -1.
436 (free_lst): Clear LST_LOOP_MEMORY_STRIDES.
438 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
440 * graphite-interchange.c (memory_strides_in_loop_depth): Renamed
441 memory_strides_in_loop. Gather memory strides on a whole loop.
442 (pbb_interchange_profitable_p): Renamed lst_interchange_profitable_p.
443 (lst_interchange_profitable_p): Removed.
444 (lst_try_interchange_loops): Call lst_interchange_profitable_p.
446 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
448 Revert patch 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
449 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
450 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
451 Remove context_loop and level.
453 2010-01-07 Richard Guenther <rguenther@suse.de>
455 PR tree-optimization/42641
456 * sese.c (rename_map_elt_info): Use the SSA name version, do
459 2010-01-06 Sebastian Pop <sebastian.pop@amd.com>
461 * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
462 blocked" only when both the strip mine and the interchange have
465 * gcc.dg/graphite/block-2.c: Removed.
466 * gcc.dg/graphite/block-3.c: Add scan pattern.
467 * gcc.dg/graphite/block-4.c: Same.
468 * gcc.dg/graphite/block-5.c: Same.
469 * gcc.dg/graphite/block-6.c: Same.
471 2010-01-06 Sebastian Pop <sebastian.pop@amd.com>
473 * graphite-clast-to-gimple.c (save_clast_name_index): Free slot
474 before allocating a new one.
475 (copy_renames): Check that slot is not NULL.
476 (mark_bb_with_pbb): Same.
477 (compute_cloog_iv_types_1): Same.
478 * graphite-interchange.c (lst_perfect_nestify): Free the before,
479 nest, and after LSTs.
480 (lst_try_interchange_loops): Same.
482 2010-01-05 Sebastian Pop <sebastian.pop@amd.com>
485 * graphite-interchange.c (lst_try_interchange_loops): Do not return
486 the before, nest, and after LSTs.
487 (lst_try_interchange): Removed.
488 (lst_interchange_select_inner): Do not iterate over the LSTs if they
490 (lst_interchange_select_outer): Apply interchange on the outer loop
491 until there are no more changes in the inner loops.
493 2009-12-18 Sebastian Pop <sebastian.pop@amd.com>
495 Revert patch fixing PR middle-end/42221.
497 2009-12-18 Sebastian Pop <sebastian.pop@amd.com>
500 * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
503 * gfortran.dg/graphite/pr42180.f90: Add compile flags.
505 2009-12-18 Sebastian Pop <sebastian.pop@amd.com>
508 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
509 that contain only one statement.
511 * gfortran.dg/graphite/pr42180.f90: New.
513 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
516 * gfortran.dg/graphite/pr42393.f90: New.
518 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
521 * gfortran.dg/graphite/pr42186.f90: New.
523 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
526 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
527 Insert the reduction copy in the same block as the phi node.
528 (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
530 * gcc.dg/graphite/pr42205-1.c: New.
531 * gcc.dg/graphite/pr42205-2.c: New.
533 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
536 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
537 the array indexing of ADDR_EXPRs.
539 * gcc.dg/graphite/pr42221.c: New.
541 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
545 * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
546 index. Call lst_interchange_select_inner only once.
547 (lst_interchange_select_inner): Update use of lst_try_interchange.
548 (lst_interchange_select_outer): Update.
550 2009-12-15 Sebastian Pop <sebastian.pop@amd.com>
554 * graphite-interchange.c (lst_try_interchange): Do not increment the
555 the OUTER index when there is no AFTER kernel. Do not increment the
556 OUTER index for after processing the AFTER kernel.
557 (lst_interchange_select_inner): Call lst_try_interchange only on loops.
558 (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
559 index. Do not pass to lst_interchange_select_inner the OUTER index.
560 (scop_do_interchange): Update use of lst_interchange_select_outer.
562 * gfortran.dg/graphite/graphite.exp
563 (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
564 * gfortran.dg/graphite/interchange-1.f: Add comment. Clean
565 the graphite dump file.
566 * gfortran.dg/graphite/interchange-2.f: Same.
567 * gfortran.dg/graphite/pr42334-1.f: New.
569 2009-12-15 Sebastian Pop <sebastian.pop@amd.com>
573 * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
575 (lst_do_interchange_1): Renamed lst_interchange_select_inner.
576 (lst_try_interchange): Reimplemented.
577 (lst_interchange_select_inner): Same.
578 (lst_do_interchange): Renamed lst_interchange_select_outer.
580 (scop_do_interchange): Update use of lst_interchange_select_outer.
582 * g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
583 * gcc.dg/graphite/block-0.c: Un-XFAILed.
584 * gcc.dg/graphite/pr42211.c: New.
585 * gfortran.dg/graphite/pr42334.f90: New.
587 2009-12-14 Sebastian Pop <sebastian.pop@amd.com>
590 * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
591 carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
593 * gfortran.dg/graphite/pr42181.f90: New.
595 2009-12-12 Sebastian Pop <sebpop@gmail.com>
598 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
599 insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
600 (detect_commutative_reduction_arg): Simplified.
601 (detect_commutative_reduction): Early return when the argument of
602 the close phi is not of an SSA_NAME.
604 * gcc.dg/graphite/pr42284.c: New.
606 2009-12-11 Alexander Monakov <amonakov@ispras.ru>
608 * dbgcnt.def (graphite_scop): New counter.
609 * graphite.c: Include dbgcnt.h
610 (graphite_transform_loops): Use new counter to limit transformations.
612 2009-12-08 Sebastian Pop <sebpop@gmail.com>
615 * graphite-scop-detection.c (graphite_can_represent_init): Also
616 handle more complex MULT_EXPRs containing parameters by recursion
619 * gfortran.dg/graphite/pr42285.f90: New.
621 2009-12-01 Tobias Grosser <grosser@fim.uni-passau.de>
623 * g++.dg/graphite/pr42130.C: Fix type.
625 2009-11-29 Alexander Monakov <amonakov@gcc.gnu.org>
627 * g++.dg/graphite/pr42130.C: Correct testcase.
629 2009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
631 * Merge from mainline (154493:154734).
633 2009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
635 * Merge from mainline (151362:154491).
637 2009-11-24 Tobias Grosser <grosser@fim.uni-passau.de>
639 * graphite-clast-to-gimple.c (try_mark_loop_parallel,
640 graphite_create_new_loop_guard, translate_clast_for): Fix comments.
642 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
645 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
646 translate_clast_for_loop): New.
647 (translate_clast_for): Add a condition around the loop, to do not
648 execute loops with zero iterations.
649 * g++.dg/graphite/pr42130.C: New.
650 * gcc.dg/graphite/pr35356-2.c: Adapt.
652 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
654 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
655 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
656 Remove context_loop and level.
658 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
660 * graphite-clast-to-gimple.c (translate_clast_user,
661 translate_clast_for, translate_clast_guard): Simplify and move common
662 elements to translate_clast().
663 (translate_clast): Simplify and get common elements.
665 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
667 * graphite-clast-to-gimple.c (translate_clast_user,
668 translate_clast_for, translate_clast_guard): Split out of
671 2009-11-21 Tobias Grosser <grosser@fim.uni-passau.de>
673 * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
674 clast_name_to_index, save_clast_name_index, debug_clast_name_index,
675 debug_clast_name_indexes_1, debug_clast_name_indexes,
676 clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
677 (clast_name_to_gcc, clast_to_gcc_expression,
678 clast_to_gcc_expression_red, gcc_type_for_clast_expr,
679 gcc_type_for_clast_eq, graphite_translate_clast_equation,
680 graphite_create_guard_cond_expr, graphite_create_new_loop,
681 translate_clast): Add params_index.
682 (initialize_cloog_names): Create parameter strings from scratch, do
683 not reference other strings.
684 (create_params_index): New.
685 (gloog): Initialize params_index.
686 * graphite-scop-detection (free_scops_1): Removed.
687 (limit_scops): Use normal free_scops.
688 * graphite-sese-to-poly.c (save_var_names): Removed.
689 (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
690 and SESE_PARAMS_INDEX.
691 * sese.c (new_sese, free_sese): Dito.
692 * sese.h (struct sese): Remove params_index, params_names.
693 (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
695 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
697 Revert the following patch from 2009-09-14:
698 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
699 tree-scalar-evolution.h, and then tree-data-ref.h.
700 * graphite-clast-to-gimple.c: Same.
701 * graphite-dependences.c: Same.
702 * graphite-interchange.c: Same.
703 * graphite-poly.c: Same.
704 * graphite-scop-detection.c: Same.
705 * graphite-sese-to-poly.c: Same.
707 * lambda-code.c: Same.
708 * matrix-reorg.c: Same.
709 * tree-data-ref.c: Same.
710 * tree-if-conv.c: Same.
711 * tree-loop-distribu: Same.: Same.
712 * tree-loop-linear.c: Same.
713 * tree-parloops.c: Same.
714 * tree-predcom.c: Same.
715 * tree-vect-patterns.c: Same.
717 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
719 Revert patch from 2009-09-14.
720 * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
721 passes at -O1 and below.
723 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
726 * gcc.dg/graphite/pr40281.c: New.
728 * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
729 evolutions should not variate in inner loops.
731 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
734 * gfortran.dg/graphite/pr42050.f90: New.
736 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
738 * graphite-interchange.c (memory_strides_in_loop_depth): New.
739 (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
741 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
743 * graphite-blocking.c (scop_do_block): New.
744 * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
745 * graphite-poly.h (scop_do_block): Declared.
747 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
749 * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
750 depth is the loop nesting depth in the LST. Call psct_dynamic_dim
751 to transform depth into the time_depth before calling
752 pbb_number_of_iterations_at_time.
753 (lst_do_strip_mine): Use a scalar variable instead of recomputing
756 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
758 Reverted the patch for "scattering permutations" from 2009-10-28.
760 * graphite-poly.c (print_permutation): New.
761 (debug_permutation): New.
762 (new_poly_bb): Initialize PBB_PERMUTATION.
763 (free_poly_bb): Free PBB_PERMUTATION.
764 * graphite-poly.h (pbb_permutation_elt_p): Declared.
765 (struct pbb_permutation_elt): New.
766 (PBB_PERMUTATION_ELT_STRIDE): New.
767 (PBB_PERMUTATION_ELT_STRIDED_P): New.
768 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
769 (new_pbb_permutation_elt): New.
770 (pbb_permutation_elt_free): New.
771 (struct poly_bb): Add field permutation.
772 (PBB_PERMUTATION): New.
773 (print_permutation): Declared.
774 (debug_permutation): Declared.
776 2009-11-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
778 * graphite-interchange.c (build_partial_difference): New.
779 (memory_stride_in_loop): Refactored the computation of
780 equality constraints into build_partial_difference function.
781 Added support for debugging stride computations.
783 2009-11-03 Sebastian Pop <sebastian.pop@amd.com>
785 * graphite-clast-to-gimple.c (gloog): Free if_region,
786 if_region->true_region, and if_region->region.
787 * sese.c (if_region_set_false_region): Free if_region->false_region.
788 (create_if_region_on_edge): Do not use GGC_NEW.
789 (move_sese_in_condition): Remove useless initialization.
791 2009-11-03 Sebastian Pop <sebastian.pop@amd.com>
793 * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
794 for the loops created by the loop distribution. Do not modify the
796 (lst_try_interchange_loops): Same. Use a temporary LST for the
797 transformed schedule. Call lst_update_scattering before data
799 (lst_try_interchange): Pass an extra parameter INDEX.
800 (lst_do_interchange_1): New.
801 (lst_do_interchange): Call lst_do_interchange_1.
802 (scop_do_interchange): Call lst_update_scattering.
803 * graphite-poly.c (apply_poly_transforms): Do not call
804 lst_update_scattering.
805 * graphite-poly.h (lst_pred): New.
807 (lst_find_first_pbb): Return NULL when not found.
809 (lst_insert_in_sequence): Allow LST1 to be NULL.
811 (lst_substitute_3): New.
812 * gcc.dg/graphite/interchange-1.c: XFail.
813 * gcc.dg/graphite/interchange-8.c: XFail.
814 * gcc.dg/graphite/interchange-11.c: XFail.
816 2009-10-30 Sebastian Pop <sebastian.pop@amd.com>
818 * graphite-interchange.c (lst_perfectly_nested_p): New.
819 (lst_perfect_nestify): New.
820 (lst_try_interchange_loops): Call store_lst_schedule,
821 lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
822 (scop_do_interchange): Avoid redundant legality test.
823 Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
824 * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
825 * graphite-poly.h (psct_static_dim): New.
826 (lst_dewey_number_at_depth): New.
827 (lst_find_pbb): Restructured.
828 (lst_find_first_pbb): Restructured.
829 (lst_find_last_pbb): New.
830 (lst_contains_p): New.
831 (lst_contains_pbb): New.
832 (lst_create_nest): New.
833 (lst_remove_from_sequence): New.
834 (pbb_update_scattering): New.
835 (lst_update_scattering_under): New.
836 (lst_update_scattering_seq): New.
837 (lst_update_scattering): New.
838 (lst_insert_in_sequence): New.
839 (lst_distribute_lst): New.
840 (lst_remove_all_before_including_pbb): New.
841 (lst_remove_all_before_excluding_pbb): New.
843 2009-10-30 Sebastian Pop <sebastian.pop@amd.com>
845 * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
848 2009-10-30 Sebastian Pop <sebastian.pop@amd.com>
850 * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
852 2009-10-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
854 * graphite-poly.c (print_permutation): New.
855 (debug_permutation): New.
856 (new_poly_bb): Initialize PBB_PERMUTATION.
857 (free_poly_bb): Free PBB_PERMUTATION.
858 * graphite-poly.h (pbb_permutation_elt_p): Declared.
859 (struct pbb_permutation_elt): New.
860 (PBB_PERMUTATION_ELT_STRIDE): New.
861 (PBB_PERMUTATION_ELT_STRIDED_P): New.
862 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
863 (new_pbb_permutation_elt): New.
864 (pbb_permutation_elt_free): New.
865 (struct poly_bb): Add field permutation.
866 (PBB_PERMUTATION): New.
867 (print_permutation): Declared.
868 (debug_permutation): Declared.
870 2009-10-26 Sebastian Pop <sebastian.pop@amd.com>
872 * graphite-clast-to-gimple.c (gloog): Do not call
873 sese_reset_aux_in_loops.
874 * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
875 extra argument for domains. Do not use loop->aux.
876 (build_scop_iteration_domain): Initialize and free domains, pass it
877 to build_loop_iteration_domains and extract the information from
878 domains. Do not use loop->aux.
879 * sese.c (sese_reset_aux_in_loops): Removed.
880 * sese.h (sese_reset_aux_in_loops): Removed.
882 2009-10-26 Sebastian Pop <sebastian.pop@amd.com>
884 * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
885 (dependency_in_loop_p): Same.
886 (translate_clast): Do not use loop->aux. Initialize
887 loop->can_be_parallel.
888 (mark_loops_parallel): Removed.
889 * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
890 * graphite.c (free_aux_in_new_loops): Removed.
891 (graphite_finalize): Do not call free_aux_in_new_loops.
892 (graphite_transform_loops): Do not call mark_loops_parallel.
894 2009-10-26 Li Feng <nemokingdom@gmail.com>
896 * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
897 (translate_clast): Pass an extra parameter LEVEL.
898 Call get_scattering_level.
899 * graphite-clast-to-gimple.h (get_scattering_level): New.
901 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
903 * cfgloop.c (alloc_loop): Initialize loop->single_iv.
904 * cfgloop.h (struct loop): New field single_iv.
906 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
907 loop->aux anymore: use loop->single_iv.
908 (graphite_loop_normal_form): Moved...
909 (build_graphite_loop_normal_form): Removed.
910 (gloog): Do not call build_graphite_loop_normal_form.
911 (free_aux_in_new_loops): Moved...
912 (mark_loops_parallel): Restructure.
913 * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
914 * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
915 (scop_canonicalize_loops): New.
916 (build_poly_scop): Call scop_canonicalize_loops.
917 * graphite.c (free_aux_in_new_loops): ...here.
919 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
921 * g++.dg/graphite/graphite.exp: Add the same rules as in
922 gcc.dg/graphite/graphite.exp.
924 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
926 * g++.dg/graphite/id-1.C: New.
928 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
930 * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
932 (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
933 (rewrite_phi_out_of_ssa): Same.
934 (rewrite_cross_bb_scalar_deps): Same.
935 (translate_scalar_reduction_to_array): Same.
937 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
939 * graphite-sese-to-poly.c (build_scop_drs): Disable call to
942 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
944 * graphite-sese-to-poly.c (dump_alias_graphs): New.
945 (build_scop_drs): Call dump_alias_graphs.
947 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
949 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
950 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
951 (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
952 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
953 * graphite-poly.h (free_lst): New.
954 (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
955 (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
957 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
959 * graphite-poly.h (struct scop): Add a field saved_schedule.
960 (SCOP_SAVED_SCHEDULE): New.
961 (store_lst_schedule): New.
962 (restore_lst_schedule): New.
963 (store_scattering): Call store_lst_schedule.
964 (restore_scattering): Call restore_lst_schedule.
966 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
968 * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
969 (pdr_add_alias_set): Same.
970 (build_poly_dr): Same.
971 (build_alias_set_optimal_p): Same.
972 (build_base_obj_set_for_drs): Same. Do not store the result of
975 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
977 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
978 all_components_are_cliques to 1.
980 2009-10-20 Li Feng <nemokingdom@gmail.com>
982 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
984 (pdr_add_alias_set): Update retrieving alias_set_num.
985 (build_poly_dr): Update retrieving dr_base_object_set.
986 (partition_drs_to_sets): Remove.
987 (build_alias_set_optimal_p): New.
988 (build_alias_set_for_drs): Rename.
989 (build_scop_drs): Update.
990 * graphite-sese-to-poly.h (struct base_alias_pair): New.
991 (ALIAS_SET_INDEX): Remove.
992 (BASE_OBJECT_SET_INDEX): Remove.
994 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
996 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
998 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1000 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
1001 loop upper bounds for 1-element arrays at end of structures.
1002 * tree-flow.h (array_at_struct_end_p): Declared.
1003 * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
1005 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1007 * g++.dg/graphite/pr41305.C: New.
1009 2009-10-20 Alexander Monakov <amonakov@ispras.ru>
1011 * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
1012 construction of parameter constraints from loop iteration analysis.
1013 * gcc.dg/graphite/run-id-2.c: New test.
1015 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1017 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
1020 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1022 * graphite-dependences.c (dependence_polyhedron_1): Remove
1023 unused gdim dimensions from the DDR polyhedron.
1025 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1027 * graphite-dependences.c (pddr_transformed_scattering): New.
1028 (dot_original_deps_stmt_1): New.
1029 (dot_transformed_deps_stmt_1): New.
1030 (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
1031 dot_transformed_deps_stmt_1.
1032 (dot_original_deps): New.
1033 (dot_transformed_deps): New.
1034 (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
1036 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1038 * graphite-dependences.c (reduction_dr_1): Remove wrong
1039 assert: reduction BBs can have multiple reduction writes
1040 to memory. interchange-3.f90 is an example.
1042 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1044 * gfortran.dg/graphite/interchange-3.f90: New.
1046 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1048 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
1050 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1052 * graphite-dependences.c (dependence_polyhedron_1): Add the
1053 context to the dependence polyhedron.
1055 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1057 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
1058 PBB_PDR_DUPLICATES_REMOVED.
1059 (new_poly_bb): Same.
1061 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1063 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
1065 (build_loop_iteration_domains): Extract bounds on parameters
1066 based on the data size.
1067 (build_scop_context): Do not initialize SCOP_CONTEXT;
1068 add new constraints.
1070 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1072 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
1073 * graphite-ppl.h (graphite-ppl.h): Declared.
1075 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1077 * graphite-ppl.c (ppl_print_linear_expr): New.
1078 (debug_ppl_linear_expr): New.
1079 * graphite-ppl.h (ppl_print_linear_expr): Declared.
1080 (debug_ppl_linear_expr): Declared.
1082 2009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1084 * graphite-interchange.c: Fix comments.
1085 * gcc.dg/graphite/block-1.c: Fix comments.
1087 2009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1089 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
1090 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
1092 2009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1094 Reapply the patch from Alexander Monakov that disappeared during
1095 the last merges from trunk.
1097 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
1099 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1100 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1102 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1104 * graphite-interchange.c (memory_stride_in_loop): The depth
1105 argument corresponds to a dynamic time dimension, so use
1106 psct_dynamic_dim to refer to the transformed scattering dimension.
1108 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1110 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
1112 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1114 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
1116 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
1117 the root of the LST.
1118 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
1120 (print_lst): Print the root of LST in a different format.
1121 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
1123 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1125 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
1127 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1129 * doc/passes.texi: Document the Graphite infrastructure.
1131 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1133 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
1134 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
1135 and check the SSA representation.
1137 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
1139 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1141 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
1143 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1145 * gcc.dg/graphite/interchange-11.c: New.
1147 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1149 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
1151 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1153 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1154 Add -fno-loop-strip-mine and -fno-loop-interchange.
1155 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
1156 -fno-loop-strip-mine.
1157 * gfortran.dg/graphite/graphite.exp: Same.
1159 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1161 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1162 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
1163 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
1164 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
1165 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
1166 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
1167 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
1168 DEFAULT_FLAGS_GRAPHITE_SCOP.
1169 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
1170 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
1172 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1174 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
1176 2009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1177 Sebastian Pop <sebastian.pop@amd.com>
1179 * graphite-interchange.c (build_linearized_memory_access): Pass an
1180 offset as parameter.
1181 (memory_stride_in_loop): Include transform scattering in the
1182 access functions to be able to querry the strides in the
1184 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
1185 not the psct_iterator_dim.
1187 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1189 * graphite-blocking.c (pbb_do_strip_mine): Removed.
1190 (lst_do_strip_mine_loop): New.
1191 (lst_do_strip_mine): New.
1192 (scop_do_strip_mine): Call lst_do_strip_mine.
1193 * graphite-poly.h (lst_add_loop_under_loop): New.
1194 (lst_find_first_pbb): New.
1196 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1198 * graphite-poly.c (loop_to_lst): Fix LST creation.
1200 2009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
1202 * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
1203 sizeof(unsigned long) to make it run on 32bit systems.
1205 2009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
1207 * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
1210 2009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1212 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
1214 (write_alias_graph_to_ascii_dot): New.
1215 (write_alias_graph_to_ascii_ecc): Ditto.
1216 (partition_drs_to_sets): Add testing of optimality of current method
1217 which assigns alias numbers according to DFS Comopnent number. used
1218 as heuristic for the upcoming ECC algorithm.
1219 (build_scop_drs): Write to file also with the ecc and dot format.
1221 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1223 * gfortran.dg/graphite/interchange-1.f: XFail.
1225 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1227 * graphite.c (graphite_initialize): Do not handle functions with
1228 more than 100 basic blocks.
1230 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1232 * graphite-blocking.c (pbb_do_strip_mine): Use
1233 PARAM_LOOP_BLOCK_TILE_SIZE.
1235 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1237 * graphite-poly.c (dot_lst_1): New.
1239 * graphite-poly.h (dot_lst): Declared.
1241 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1243 * graphite-dependences.c (dot_deps_stmt_1): New.
1244 (dot_deps_stmt): New.
1245 * graphite-dependences.h (dot_deps_stmt): Declared.
1247 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1249 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
1250 not replace cross BB scalar dependences ending on PHI nodes.
1251 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
1253 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1255 * graphite-poly.c (apply_poly_transforms): Implement the high
1256 level driver for flag_loop_block.
1257 * opts.c (decode_options): Enable flag_loop_block at -O2.
1258 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
1261 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
1263 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1266 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1268 * graphite-poly.h (lst_find_pbb): New.
1269 (find_lst_loop): New.
1271 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1273 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
1274 * graphite-poly.h (struct scop): Remove dep_graph field.
1275 (SCOP_DEP_GRAPH): Removed.
1277 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1279 * graphite-poly.h (copy_lst): Do full copy of LST.
1281 2009-10-07 Sebastian Pop <sebastian.pop@amd.com>
1283 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
1284 when the loop stride is zero.
1286 * gcc.dg/graphite/id-16.c: New.
1288 2009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1290 * graphite-dependences.c (reduction_dr_1): New.
1291 (reduction_dr_p): New.
1292 (graphite_legal_transform_dr): Call reduction_dr_p.
1293 (reduction_ddr): Renamed reduction_ddr_p.
1294 * graphite-poly.h (same_pdr_p): New.
1295 (number_of_write_pdrs): New.
1296 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
1297 (split_reduction_stmt): Do not split reduction statements
1298 when there are no writes to memory.
1299 (translate_scalar_reduction_to_array_for_stmt): Insert the
1300 memory reduction statement just after the scalar reduction statement.
1302 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
1304 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
1305 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
1307 2009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1309 * graphite-interchange.c (lst_apply_interchange): New.
1310 (lst_interchange_profitable_p): New.
1311 (lst_try_interchange_loops): New.
1312 (lst_try_interchange): New.
1313 (lst_do_interchange): New.
1314 (pbb_do_interchange): Removed.
1315 (scop_do_interchange): Call lst_do_interchange.
1317 2009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1319 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
1320 SCOP_TRANSFORMED_SCHEDULE.
1325 * graphite-poly.h (lst_p): New.
1328 (LST_LOOP_FATHER): New.
1331 (scop_to_lst): Declared.
1332 (print_lst): Declared.
1333 (debug_lst): Declared.
1334 (new_lst_loop): New.
1335 (new_lst_stmt): New.
1338 (lst_dewey_number): New.
1339 (struct scop): Add original_schedule and transformed_schedule fields.
1340 (SCOP_ORIGINAL_SCHEDULE): New.
1341 (SCOP_TRANSFORMED_SCHEDULE): New.
1342 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
1344 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1346 * graphite-dependences.c (reduction_ddr): New.
1347 (graphite_legal_transform_bb): Call reduction_ddr.
1348 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
1349 Initialize PBB_IS_REDUCTION.
1350 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
1351 (PBB_IS_REDUCTION): New.
1352 (new_poly_bb): Update declaration.
1353 * graphite-scop-detection.h (build_scop_bbs): Removed.
1354 (nb_reductions_in_loop): Removed.
1355 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
1356 parameter for reductions.
1357 (try_generate_gimple_bb): Update call to new_poly_bb.
1358 (build_scop_bbs_1): Same.
1359 (build_scop_bbs): Same.
1360 (gsi_for_phi_node): New.
1361 (scalar_close_phi_node_p): Remove gcc_assert.
1362 (split_reduction_stmt): New.
1363 (is_reduction_operation_p): New.
1364 (phi_contains_arg): New.
1365 (follow_ssa_with_commutative_ops): New.
1366 (detect_commutative_reduction_arg): New.
1367 (detect_commutative_reduction_assign): New.
1368 (follow_inital_value_to_phi): New.
1369 (edge_initial_value_for_loop_phi): New.
1370 (initial_value_for_loop_phi): New.
1371 (detect_commutative_reduction): New.
1372 (translate_scalar_reduction_to_array_for_stmt): New.
1373 (insert_copyout): New.
1374 (insert_copyin): New.
1375 (translate_scalar_reduction_to_array): New.
1376 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
1377 (rewrite_commutative_reductions_out_of_ssa_loop): New.
1378 (rewrite_commutative_reductions_out_of_ssa): New.
1379 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
1380 * sese.h (split_region_for_bb): New.
1382 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
1383 * gcc.dg/graphite/interchange-1.c: Fix format.
1384 * gcc.dg/graphite/interchange-10.c: New.
1386 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1388 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
1391 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1393 * graphite-sese-to-poly.c (scev_analyzable_p): New.
1394 (rewrite_cross_bb_scalar_dependence): New.
1395 (rewrite_cross_bb_scalar_deps): New.
1396 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
1397 Call rewrite_cross_bb_scalar_deps.
1399 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1401 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
1402 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
1405 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1407 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
1408 * graphite-interchange.c (pbb_do_interchange): Same.
1409 * graphite-poly.c (print_scattering_function): Same.
1411 * graphite-poly.h (pbb_loop): New.
1412 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
1414 2009-09-27 Sebastian Pop <sebastian.pop@amd.com>
1416 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
1418 2009-09-27 Sebastian Pop <sebastian.pop@amd.com>
1420 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
1421 so don't pass a pointer to it.
1422 (build_alias_set_for_drs): Same.
1423 (build_base_obj_set_for_drs): Same.
1424 (build_scop_drs): Same.
1426 2009-09-26 Li Feng <nemokingdom@gmail.com>
1428 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
1429 the alias graph of data references.
1431 2009-09-25 Li Feng <nemokingdom@gmail.com>
1433 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
1434 (build_scop_drs): When debugging, write the alias graph to file,
1435 otherwise, should be disabled.
1437 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1439 * Merge from mainline (151310:151361).
1441 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1443 * Merge from mainline (151171:151310).
1445 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1447 * Merge from mainline (151171:151806).
1449 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1451 * Revert the last commit.
1453 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1455 * Merge from mainline (151171:151819).
1457 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1459 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
1460 (is_simple_operand): Remove call to stmt_simple_memref_p.
1461 (stmt_simple_for_scop_p): Update call to is_simple_operand.
1463 2009-09-17 David Edelsohn <edelsohn@gnu.org>
1465 * gcc.dg/graphite/interchange-mvt.c: New File.
1466 * gcc.dg/graphite/scop-dsyrk.c: New File.
1467 * gcc.dg/graphite/scop-dsyr2k.c: New File.
1468 * gcc.dg/graphite/scop-mvt.c: New File.
1469 * gcc.dg/graphite/scop-sor.c: New File.
1471 2009-09-17 Li Feng <nemokingdom@gmail.com>
1473 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
1474 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
1475 (graphite_carried_dependence_level_k): Ditto.
1476 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
1477 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
1478 (new_poly_dr): Adjust declaration.
1479 * graphite-sese-to-poly.c (free_data_refs_aux): New.
1480 (free_gimple_bb): Added free_data_refs_aux.
1481 (build_poly_dr): Add dr_base_object_set.
1482 (partition_drs_to_sets): New.
1483 (dr_same_base_object_p): New.
1484 (build_alias_set_for_drs): New.
1485 (build_base_object_set_for_drs): New.
1486 (build_scop_drs): Add build_base_obj_set_for_drs.
1487 * graphite-sese-to-poly.h: Added #define for alias set number index and
1488 base object set index.
1489 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
1490 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
1492 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
1494 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1495 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1497 2009-09-14 Sebastian Pop <sebastian.pop@amd.com>
1499 * graphite-sese-to-poly.c (struct irp_data): Removed.
1500 (idx_record_params): Removed.
1501 (find_params_in_bb): Scan for parameters the access functions; don't
1502 parse the tree representation.
1504 2009-09-14 Sebastian Pop <sebastian.pop@amd.com>
1506 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
1507 passes at -O1 and below.
1509 2009-09-14 Sebastian Pop <sebastian.pop@amd.com>
1511 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
1512 tree-scalar-evolution.h, and then tree-data-ref.h.
1513 * graphite-clast-to-gimple.c: Same.
1514 * graphite-dependences.c: Same.
1515 * graphite-interchange.c: Same.
1516 * graphite-poly.c: Same.
1517 * graphite-scop-detection.c: Same.
1518 * graphite-sese-to-poly.c: Same.
1520 * lambda-code.c: Same.
1521 * matrix-reorg.c: Same.
1522 * tree-data-ref.c: Same.
1523 * tree-if-conv.c: Same.
1524 * tree-loop-distribu: Same.: Same.
1525 * tree-loop-linear.c: Same.
1526 * tree-parloops.c: Same.
1527 * tree-predcom.c: Same.
1528 * tree-vect-patterns.c: Same.
1530 2009-09-02 Sebastian Pop <sebastian.pop@amd.com>
1532 Partially revert the previous patch, except the following.
1533 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
1534 as parameters the operands of the not expression.
1536 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1538 * tree-scalar-evolution.c (instantiate_scev_assign): New.
1539 Do not call analyze_scalar_evolution on assignments.
1540 (instantiate_scev_phi): Call analyze_scalar_evolution.
1541 (instantiate_scev_name): Call instantiate_scev_assign and
1542 instantiate_scev_phi.
1543 (instantiate_scev_not): Adapted to pass as parameters the operands
1544 of the not expression.
1546 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1548 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
1549 to pass as parameters the operands of the binary expression.
1551 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1553 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
1554 instantiate_scev_not. Handle NEGATE_EXPR.
1555 (instantiate_scev_r): Handle NEGATE_EXPR.
1557 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1559 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
1561 (instantiate_scev_r): Move code in instantiate_scev_2
1562 and instantiate_scev_1.
1564 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1566 * tree-scalar-evolution.c (instantiate_scev_3): New.
1567 (instantiate_scev_1): Move code in instantiate_scev_3.
1569 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1571 * tree-scalar-evolution.c (instantiate_scev_poly): New.
1572 (instantiate_scev_1): Move code in instantiate_scev_poly.
1574 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1576 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
1577 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
1579 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1581 * tree-scalar-evolution.c (instantiate_scev_convert): New.
1582 (instantiate_scev_1): Move code in instantiate_scev_convert.
1584 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1586 * tree-scalar-evolution.c (instantiate_scev_binary): New.
1587 (instantiate_scev_1): Move code in instantiate_scev_binary.
1589 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1591 * tree-scalar-evolution.c (instantiate_scev_name): New.
1592 (instantiate_scev_1): Move code in instantiate_scev_name.
1594 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1596 * Merge from mainline (150992:151171).
1598 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1600 * opts.c (decode_options): Enable flag_loop_interchange at -O2.
1602 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1604 * graphite-dependences.c (graphite_legal_transform_bb): Call
1605 pbb_remove_duplicate_pdrs.
1606 * graphite-poly.c (can_collapse_pdr): Removed.
1607 (pdr_find_duplicate): Removed.
1608 (can_collapse_pdrs): New.
1609 (pbb_remove_duplicate_pdrs): New.
1610 (new_poly_dr): Do not look for duplicates.
1611 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1612 (PBB_PDR_DUPLICATES_REMOVED): New.
1613 (pbb_remove_duplicate_pdrs): Declared.
1615 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1617 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1618 the strides by multiplying by PDR_NB_REFS.
1619 * graphite-poly.c (can_collapse_pdr): New.
1620 (pdr_find_duplicate): New.
1621 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1622 Initialize PDR_NB_REFS.
1623 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1625 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1627 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1629 Revert one of the previous commits:
1630 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1631 the computation of symmetric data dependence relations.
1632 (dependency_between_pbbs_p): Same.
1634 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1637 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1640 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1642 * graphite-dependences.c (pddr_original_scattering): Return NULL
1643 for read-read dependence relations.
1644 * graphite-poly.h (enum poly_dr_type): Fix comment.
1647 (pdr_may_write_p): New.
1649 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1651 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1652 (struct poly_dr): Same.
1653 (new_poly_dr): Same.
1654 * graphite-poly.c (new_poly_dr): Same.
1656 2009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1657 Sebastian Pop <sebastian.pop@amd.com>
1659 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1660 pbb_strip_mine_time_depth. Changed the implementation so that
1661 transformation is expressed as a transformation on
1662 time (scatttering) dimensions. Also, ensures that the 2d+1
1663 scheduling format is preserved.
1664 (pbb_strip_mine_profitable_p): Profitability is based on the
1665 iteration number of a given time (scattering) dimension,
1666 and not on a original loop depth dimension.
1667 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1668 (pbb_do_strip_mine): Call psct_dynamic_dim.
1669 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1670 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1671 (pbb_nb_dynamic_scattering_transform): New.
1672 (psct_dynamic_dim): New.
1674 2009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1676 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1677 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1678 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1679 * graphite-interchange.c (build_linearized_memory_access): Same.
1680 (memory_stride_in_loop): Same.
1682 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1684 * graphite-dependences.c (pddr_original_scattering): New.
1685 (graphite_legal_transform_dr): Call pddr_original_scattering.
1688 * graphite-dependences.h (dot_deps): Declared.
1689 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1690 (print_pdr): Print PDR_ID.
1691 * graphite-poly.h (struct poly_dr): Add field id.
1694 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1696 2009-08-22 Sebastian Pop <sebastian.pop@amd.com>
1698 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1699 not delete the original dependence relation.
1701 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1703 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1704 the computation of symmetric data dependence relations.
1705 (dependency_between_pbbs_p): Same.
1707 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1709 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1710 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1711 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1712 (free_poly_ddr): New.
1713 (pddr_is_empty): New.
1714 (dependence_polyhedron_1): Now returns a poly_ddr_p.
1715 (dependence_polyhedron): Same. Remove useless gcc_assert.
1717 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1718 (graphite_carried_dependence_level_k): Call pddr_is_empty.
1719 * graphite-dependences.h (enum poly_dependence_kind): New.
1720 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
1721 (PDRP_SOURCE): Renamed PDDR_SOURCE.
1722 (PDRP_SINK): Renamed PDDR_SINK.
1723 (PDRP_DDP): Renamed PDDR_DDP.
1725 (free_poly_ddr): Declared.
1726 * graphite-poly.c (new_scop): Use the new hash function names.
1727 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1728 into original_pddrs.
1729 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1731 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1733 * Merge from mainline (150764:150992).
1735 2009-08-18 Sebastian Pop <sebastian.pop@amd.com>
1737 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1738 bounds with LT_EXPR to make niter analysis more precise on code
1739 generated by Graphite.
1741 2009-08-18 Sebastian Pop <sebastian.pop@amd.com>
1743 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1744 (graphite_legal_transform_bb): Same.
1745 (poly_drs_may_alias_p): Same.
1747 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
1750 * graphite-ppl.c (ppl_max_for_le): Correct the use of
1751 ppl_Pointset_Powerset_C_Polyhedron_maximize.
1753 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1755 * graphite-poly.c (print_pbb): Print PBB index.
1757 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1759 * Merge from mainline (r150672:150764).
1761 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1763 * graphite-interchange.c (ppl_max_for_le): Moved...
1764 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1765 * graphite-ppl.c (ppl_max_for_le): ... here.
1766 * graphite-ppl.h (ppl_max_for_le): Declared.
1768 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1770 * Merge from mainline (r150372:150672).
1772 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1775 * sese.c (convert_for_phi_arg): New.
1776 (add_guard_exit_phis): Use convert_for_phi_arg.
1778 * gfortran.dg/graphite/id-17.f: New.
1780 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1782 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1783 unknown subscript upper bounds.
1785 * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
1787 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1788 Pranav Garg <pranav.garg2107@gmail.com>
1790 * graphite-interchange.c (gather_access_strides): Removed.
1791 (ppl_max_for_le): New.
1792 (build_linearized_memory_access): New.
1793 (memory_stride_in_loop): New.
1794 (pbb_interchange_profitable_p): Reimplemented.
1795 * graphite-ppl.h (ppl_new_id_map): New.
1796 (ppl_interchange): New.
1798 * gcc.dg/graphite/interchange-6.c: XFAILed.
1800 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1802 * graphite-interchange.c (compute_subscript): Removed.
1803 (compute_array_size_cstr): Removed.
1804 (compute_array_size_poly): Removed.
1805 (compute_array_size): Removed.
1806 (gather_access_strides_poly): Removed.
1807 (gather_access_strides): Empty.
1809 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1811 * graphite-dependences.c (dependence_polyhedron_1): Replace
1812 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1813 (graphite_legal_transform_dr): Same.
1814 (graphite_carried_dependence_level_k): Same.
1815 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1816 Initialize PDR_NB_SUBSCRIPTS.
1817 (print_pdr_access_layout): Replace pdr_nb_subscripts with
1819 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1820 (PDR_NB_SUBSCRIPTS): New.
1821 (pdr_nb_subscripts): Removed.
1822 (pdr_dim): Simplified.
1823 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1824 with PDR_NB_SUBSCRIPTS.
1826 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1828 * graphite-interchange.c (compute_array_size): Remove use of
1830 * graphite-poly.c (new_poly_dr): Remove argument data_container.
1831 Do not initialize PDR_DATA_CONTAINER.
1832 (print_pdr): Do not print PDR_DATA_CONTAINER.
1833 * graphite-poly.h (struct poly_dr): Remove data_container field.
1834 (PDR_DATA_CONTAINER): Removed.
1835 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1837 (build_poly_dr): Same.
1839 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1841 * gcc.dg/graphite/interchange-9.c: New.
1843 2009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1844 Sebastian Pop <sebastian.pop@amd.com>
1846 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1847 copy of the dependence polyhedron. Free the temporary objects.
1848 (graphite_carried_dependence_level_k): Free unused objects before
1851 * gcc.dg/graphite/interchange-1.c: XFAILed.
1852 * gcc.dg/graphite/interchange-2.c: XFAILed.
1853 * gcc.dg/graphite/interchange-3.c: XFAILed.
1854 * gcc.dg/graphite/interchange-4.c: XFAILed.
1855 * gcc.dg/graphite/interchange-7.c: XFAILed.
1857 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1859 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1860 Early return without analyzing the data dependences if no
1861 transform has been done. Call restore_scattering if the transform
1863 (graphite-interchange.c): Same.
1864 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1865 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1866 (apply_poly_transforms): Do not gcc_assert that
1867 the transform is legal.
1868 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1869 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1870 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1871 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1872 * graphite-poly.h (struct poly_scattering): New.
1873 (struct poly_bb): Add original, transformed, and saved fields.
1874 Remove transformed_scattering, original_scattering, nb_local_variables,
1875 and nb_scattering_transform fields.
1876 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1877 (poly_scattering_new): New.
1878 (poly_scattering_free): New.
1879 (poly_scattering_copy): New.
1880 (store_scattering_pbb): New.
1881 (store_scattering): New.
1882 (restore_scattering_pbb): New.
1883 (restore_scattering): New.
1884 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1885 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
1887 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1889 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1892 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1894 * Makefile.in (graphite.o): Depends on PREDICT_H.
1895 * graphite.c: Include predict.h.
1896 (graphite_finalize): Call tree_estimate_probability.
1897 * predict.c (predict_loops): Do not call scev_initialize and
1899 (tree_estimate_probability_bb): New.
1900 (tree_estimate_probability): Do not initialize loops: move that
1901 code to the driver. Call tree_estimate_probability_bb.
1902 (tree_estimate_probability_driver): New.
1903 (pass_profile): Use tree_estimate_probability_driver.
1904 * predict.h (tree_estimate_probability): Declared.
1906 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1908 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1909 * graphite-dependences.c (graphite_legal_transform): Add time to
1910 TV_GRAPHITE_DATA_DEPS.
1911 (dependency_between_pbbs_p): Same.
1912 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1914 2009-08-03 Sebastian Pop <sebastian.pop@amd.com>
1916 * Merge from mainline (r149952:150372).
1918 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1920 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
1921 * graphite-blocking.c: Same.
1922 * graphite-clast-to-gimple.c: Same.
1923 * graphite-dependences.c: Same.
1924 * graphite-poly.c: Same.
1925 * graphite-poly.h: Same.
1926 * graphite-ppl.c: Same.
1927 * graphite-scop-detection.c: Same.
1928 * graphite-sese-to-poly.c: Same.
1931 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1933 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
1934 (remove_simple_copy_phi): New.
1935 (remove_invariant_phi): New.
1936 (simple_copy_phi_p): New.
1937 (reduction_phi_p): New.
1938 (gsi_for_ssa_name_def): New.
1939 (insert_out_of_ssa_copy): New.
1940 (insert_out_of_ssa_copy_on_edge): New.
1941 (create_zero_dim_array): New.
1942 (scalar_close_phi_node_p): New.
1943 (rewrite_close_phi_out_of_ssa): New.
1944 (rewrite_phi_out_of_ssa): New.
1945 (rewrite_reductions_out_of_ssa): New.
1946 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
1948 * gcc.dg/graphite/id-11.c: New.
1949 * gcc.dg/graphite/id-15.c: New.
1950 * gcc.dg/graphite/interchange-1.c: Un-XFAIL.
1951 * gcc.dg/graphite/interchange-2.c: Un-XFAIL.
1952 * gcc.dg/graphite/interchange-3.c: Un-XFAIL.
1953 * gcc.dg/graphite/interchange-4.c: Un-XFAIL.
1954 * gcc.dg/graphite/interchange-7.c: Un-XFAIL.
1955 * gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
1956 * gfortran.dg/graphite/id-13.f: New.
1957 * gfortran.dg/graphite/id-5.f: New.
1959 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1961 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
1962 check that nb_reductions_in_loop is zero.
1963 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
1964 reduction phi nodes.
1965 (nb_reductions_in_loop): Removed.
1966 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
1967 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
1968 (bb_contains_non_iv_scalar_phi_nodes): Removed.
1969 (scop_contains_non_iv_scalar_phi_nodes): Removed.
1970 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
1972 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1974 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
1975 statements that have an empty iteration domain.
1976 * gfortran.dg/graphite/id-16.f: New.
1978 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1980 * tree-scalar-evolution.c (instantiate_scev_1): Return
1981 chrec_dont_know when the result is not above instantiate_below.
1982 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
1983 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
1984 the tree has a known scalar evolution.
1985 * gfortran.dg/graphite/id-14.f: New.
1986 * gfortran.dg/graphite/id-15.f: New.
1988 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1990 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
1992 (rename_variables): Keep inserting renames after the ones already
1995 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1997 * graphite-sese-to-poly.c (compare_bb_depths): New.
1998 (graphite_sort_dominated_info): New.
1999 (build_scop_bbs_1): Call graphite_sort_dominated_info.
2000 (build_scop_scattering): Fix comment.
2002 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2004 * graphite.c (graphite_finalize): Call print_loops instead of
2005 dump_function_to_file.
2006 * gcc.dg/graphite/graphite.exp: Fix formatting.
2007 * gcc.dg/graphite/pr35356-1.c: New. Look for the number of
2008 loops generated in the graphite output file.
2009 * gcc.dg/graphite/pr35356-2.c: New.
2010 * gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
2011 * gfortran.dg/graphite/id-12.f: New.
2013 2009-07-24 Li Feng <nemokingdom@gmail.com>
2015 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
2018 2009-07-24 Li Feng <nemokingdom@gmail.com>
2019 Tobias Grosser <grosser@fim.uni-passau.de>
2021 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
2022 alias set number build alias in ACCESSES polyhedron.
2023 (build_alias_set_for_drs): New.
2024 (build_pbb_drs): Added build_alias_set_for_drs.
2025 * graphite-dependences.c (poly_drs_may_alias_p): New.
2026 (graphite_carried_dependence_level_k): Check alias information
2027 before building polyhedron.
2029 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2031 * Makefile.in (lambda-code.o): Fix formatting.
2033 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2035 * Merge from mainline (r149350-149952)
2037 2009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
2039 * graphite-poly.c (apply_poly_transforms): Move strip_mine
2040 before interchange to prepare for loop blocking.
2042 2009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
2044 * graphite-poly.c (apply_poly_transforms): Add checks after every
2046 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
2047 done in apply_poly_transforms.
2049 2009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2051 * graphite-dependences.c (build_lexicographically_gt_constraint):
2052 Replace RES parameter with *RES.
2053 (dependence_polyhedron_1): Pass an address of the parameter RES
2054 instead of value of RES.
2056 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2058 * graphite.c (graphite_finalize): Fix comment.
2059 (graphite_transform_loops): Reset scev info after code generation
2062 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2064 * graphite.c (graphite_finalize): Call scev_reset.
2066 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2068 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
2069 GBB_CLOOG_IV_TYPES hash table twice.
2070 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
2071 (add_condition_to_domain): Clear GMP values.
2073 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2075 * graphite-dependences.c: Fix formatting.
2076 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
2077 (pbb_number_of_iterations): Free ppl_Linear_Expression.
2078 * graphite-sese-to-poly.c: Fix formatting.
2079 * graphite.c (graphite_transform_loops): Create the hash table
2080 after the early return.
2082 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2084 * gcc.dg/graphite/id-14.c: New.
2085 * gcc.dg/graphite/pr40157.c: New.
2086 * gfortran.dg/graphite/id-11.f: New.
2088 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2090 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
2091 (build_poly_scop): Return false when there are no pbbs within
2092 loops to avoid to pass to cloog scops with no loops.
2094 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2096 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
2097 useless test "i % 2".
2098 (build_pbb_scattering_polyhedrons): Fix formatting.
2099 (build_poly_dr): Same.
2100 * graphite.c (graphite_transform_loops): Restructure.
2102 2009-07-14 Razya Ladelsky <razya@il.ibm.com>
2104 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
2105 reduction_list parameter.
2106 (rewrite_all_phi_nodes_with_iv): Same.
2107 (canonicalize_loop_ivs): Same.
2108 * tree-parloops.c (struct brli): Removed.
2109 (build_reduction_list_info): Removed.
2110 (build_new_reduction): New.
2111 (analyze_reduction_list): Removed.
2112 (gather_scalar_reductions): Find reductions instead of phi
2113 nodes that can't be canonicalized.
2114 (try_create_reduction_list): Remove reduction_list parameter.
2115 (gen_parallel_loop): Same.
2116 (parallelize_loops): Remove analyze_reductions variable,
2117 initialization and free.
2118 Change reduction_list htab initialization to reduction_info
2119 elements instead of ssa names.
2120 Call try_create_reduction_list and gen_parallel_loop without
2121 analyzed_reduction argument.
2122 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
2123 canonicalize_loop_ivs with one less argument.
2124 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2126 2009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2128 * graphite-dependences.c (new_poly_dr_pair): New.
2129 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
2130 (new_poly_dr_pair): New.
2131 (eq_poly_dr_pair_p): New.
2132 (hash_poly_dr_pair_p): New.
2133 * graphite-dependences.h (struct poly_dr_pair): New.
2134 (eq_poly_dr_pair_p): Declared.
2135 (hash_poly_dr_pair_p): Declared.
2136 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
2137 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
2138 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
2139 * Makefile.in (graphite-poly.o): Add dependence on
2140 graphite-dependences.h.
2142 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2144 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
2145 polynomials of degree > 1 pass to Graphite.
2146 * tree-chrec.c (scev_is_linear_expression): Call
2147 evolution_function_is_affine_multivariate_p.
2148 * gfortran.dg/graphite/id-10.f90: New.
2150 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2152 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
2153 Instantiate scevs varying in outer loops.
2154 * gfortran.dg/graphite/id-9.f: Correct testcase.
2156 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2158 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
2159 redundant constraint.
2161 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2163 * gcc.dg/graphite/graphite.exp: Fix comments.
2164 * gfortran.dg/graphite/graphite.exp: Trigger actions
2165 based on the file names as in the C testsuite.
2166 * gfortran.dg/graphite/block-1.f90: Fix patterns.
2167 * gfortran.dg/graphite/block-2.f: Same.
2168 * gfortran.dg/graphite/block-3.f90: Same.
2169 * gfortran.dg/graphite/block-4.f90: Same.
2170 * gfortran.dg/graphite/id-1.f90: Same.
2171 * gfortran.dg/graphite/id-2.f90: Same.
2172 * gfortran.dg/graphite/id-3.f90: Same.
2173 * gfortran.dg/graphite/id-4.f90: Same.
2174 * gfortran.dg/graphite/id-6.f: Same.
2175 * gfortran.dg/graphite/id-9.f: Same.
2176 * gfortran.dg/graphite/interchange-1.f: Same.
2177 * gfortran.dg/graphite/interchange-2.f: Same.
2178 * gfortran.dg/graphite/scop-1.f: Same.
2180 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2182 * sese.c (expand_scalar_variables_call): New.
2183 (expand_scalar_variables_ssa_name): Handle calls in expander.
2185 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2187 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
2188 Expect to see the pattern twice.
2189 * gcc.dg/graphite/interchange-0.c: Un-XFAIL.
2190 * gcc.dg/graphite/interchange-5.c: Same.
2191 * gcc.dg/graphite/interchange-6.c: Same.
2193 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2195 * gcc.dg/graphite/id-10.c: New.
2196 * gcc.dg/graphite/id-12.c: New.
2197 * gfortran.dg/graphite/id-7.f: New.
2198 * gfortran.dg/graphite/id-8.f: New.
2200 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2202 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
2205 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2207 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
2209 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2211 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
2213 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2215 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
2216 building PDR subscripts.
2218 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2220 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
2221 computation of array sizes.
2223 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2225 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
2227 2009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
2229 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
2230 build_pairwise_constraint, dr_equality_constraints,
2231 build_pairwise_scheduling_equality,
2232 build_pairwise_scheduling_inequality, lexicographically_gt_p,
2233 build_lexicographically_gt_constraint, dependence_polyhedron,
2234 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
2235 Move from NNC_Polyhedron to C_Polyhedron.
2236 * graphite-interchange.c (compute_array_size_poly,
2237 gather_access_strides): Dito.
2238 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
2239 free_scop, pbb_number_of_iterations): Dito.
2240 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
2241 pbb_dim_iter_domain, struct scop): Dito.
2242 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
2243 new_Cloog_Domain_from_ppl_Polyhedron,
2244 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
2245 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
2246 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
2247 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
2248 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
2249 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
2250 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
2251 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
2252 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
2253 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
2254 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
2255 build_scop_iteration_domain, build_poly_dr): Dito
2257 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2259 * gcc.dg/graphite/graphite.exp: Added a rule to execute
2261 * gcc.dg/graphite/run-id-1.c: New.
2263 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2265 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
2266 positivity constraint on the symbolic number of iterations.
2268 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2270 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
2272 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2273 Tobias Grosser <grosser@fim.uni-passau.de>
2275 * graphite-clast-to-gimple.c (build_scop_context): Removed.
2276 (build_cloog_prog): Directly use SCOP_CONTEXT.
2277 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
2278 (free_scop): Free SCOP_CONTEXT.
2279 (print_scop_context): New.
2280 (print_scop): Call print_scop_context.
2281 (debug_scop_context): New.
2282 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
2283 (struct scop): Added field context.
2284 (SCOP_CONTEXT): New.
2285 * graphite-sese-to-poly.c (add_param_constraints): New.
2286 (build_scop_context): New.
2287 (build_poly_scop): Call build_scop_context.
2289 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2291 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
2292 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
2293 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
2294 * graphite-ppl.h: Include double-int.h and tree.h.
2295 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
2296 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
2297 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
2298 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
2300 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2302 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
2303 POINTER_PLUS_EXPR for pointer types.
2304 (clast_to_gcc_expression): Same.
2306 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2308 * graphite-poly.c (print_scattering_function): Early return when
2309 PBB_TRANSFORMED_SCATTERING is not initialized.
2310 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
2312 2009-07-08 Sebastian Pop <sebastian.pop@amd.com>
2314 * tree-parloops.c (analyze_reduction_list): Remove unused variable
2317 2009-07-08 Razya Ladelsky <razya@il.ibm.com>
2319 * tree-parloops.c (analyze_reduction_list): Change return
2321 (try_create_reduction_list): Move the call to
2322 analyze_reduction_list to the beginining.
2323 Call reduction_phi with analyzed_reductions as argument
2324 instead of reduction_list.
2326 2009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
2328 * Merge from mainline (r148296:149346)
2330 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2332 * graphite-scop-detection.c (graphite_can_represent_init): New.
2333 (graphite_can_represent_scev): Call graphite_can_represent_init:
2334 check that the initial value does not contain multiplications of
2336 (stmt_has_simple_data_refs_p): New.
2337 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
2338 (is_simple_operand): Fix formatting.
2339 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
2341 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2343 * gcc.dg/graphite/id-13.c: New.
2344 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
2345 analyze_scalar_evolution, use scalar_evolution_in_region.
2346 (scan_tree_for_params_right_scev): Add extra assert.
2347 (parameter_index_in_region_1): Split from parameter_index_in_region.
2348 (idx_record_params): Use scalar_evolution_in_region.
2349 (find_params_in_bb): Same.
2350 (find_scop_parameters): Same.
2351 (build_loop_iteration_domains): Same.
2352 (create_linear_expr_from_tree): Same.
2353 * sese.c (scalar_evolution_in_region): New.
2354 * sese.h (scalar_evolution_in_region): Declared.
2355 (defined_in_sese_p): New.
2356 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2358 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2361 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2363 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
2364 TREE_DATA_REF_H also implies SCEV_H.
2366 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2368 * graphite-poly.c (print_scop_params): New.
2369 (print_scop): Call print_scop_params.
2370 (debug_scop_params): New.
2371 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
2373 2009-07-07 Li Feng <nemokingdom@gmail.com>
2375 * gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
2376 * gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
2377 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
2378 * gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
2379 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
2380 * gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
2382 2009-07-07 Li Feng <nemokingdom@gmail.com>
2384 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
2385 for dependency checking part.
2386 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
2387 tests for dependency checking.
2388 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2389 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2390 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
2391 flag -fdump-tree-graphite-all for autopar testsuites.
2393 2009-07-06 Sebastian Pop <sebastian.pop@amd.com>
2395 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
2396 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
2397 canonicalize_loop_ivs): Moved...
2398 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
2400 2009-07-06 Sebastian Pop <sebastian.pop@amd.com>
2402 * tree-parloops.c (try_create_reduction_list): Pass an extra
2403 argument analyzed_reductions. Call analyze_reduction_list.
2404 (gen_parallel_loop): Do not call analyze_reduction_list.
2405 (parallelize_loops): Init and finalize analyzed_reductions.
2407 2009-07-06 Li Feng <nemokingdom@gmail.com>
2409 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2410 Added flag -fno-loop-strip-mine for autopar testcase.
2412 2009-07-04 Li Feng <nemokingdom@gmail.com>
2414 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
2415 transformed scattering dimension instead of unmatch orignal when
2416 calling dependence_polyhedron.
2418 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2420 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
2422 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2424 * graphite-poly.c (pbb_number_of_iterations): Check for returned
2425 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
2427 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2429 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
2430 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
2431 * graphite-poly.c (pbb_number_of_iterations): New.
2432 * graphite-poly.h (pbb_number_of_iterations): Declared.
2433 (pbb_iterator_dim, pbb_parameter_dim): New.
2435 2009-06-29 Sebastian Pop <sebastian.pop@amd.com>
2437 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
2438 last commit on type of lower and upper bound of loops.
2440 2009-06-29 Li Feng <nemokingdom@gmail.com>
2442 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
2443 graphite-dependences.h.
2444 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
2445 (mark_bb_with_pbb): New.
2446 (get_stmtfor_depth): New.
2447 (find_pbb_via_hash): New.
2448 (dependency_in_loop_p): New.
2449 (mark_loops_parallel): New.
2450 (free_aux_in_new_loops): New.
2451 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
2452 bb with it's relevant pbb. Mark newly created loops. Remove mark
2453 innermost loop parallel without checking.
2454 (gloog): Add parameter BB_PBB_MAPPING.
2455 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
2456 (gloog): Change declaration.
2457 (mark_loop_parallel): Make extern.
2458 (free_aux_in_new_loops): Declare.
2459 (bb_pbb_map_hash): New.
2460 (eq_bb_pbb_map): New.
2461 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
2462 auto parallelization when flag_graphite_force_parallel is set.
2463 (graphite_finalize): Added free_aux_in_new_loops.
2464 * tree-parloops.c (parallelize_loops): Only generate parallel code for
2465 the innermost loop that marked parallel. Use
2466 flag_graphite_force_parallel instead of loop->can_be_parallel.
2467 (loop_parallel_p): Move inner most checking out of function.
2469 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2471 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
2472 type of lower and upper bound of loops signed long int.
2474 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2476 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
2477 expression outside the loop.
2479 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2481 * gcc.dg/graphite/interchange-8.c: New.
2483 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2485 * gcc.dg/graphite/interchange-0.c: XFailed.
2486 * gcc.dg/graphite/interchange-5.c: XFailed.
2487 * gcc.dg/graphite/interchange-6.c: XFailed.
2489 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2491 * graphite-interchange.c (compute_array_size_poly): The end of the
2492 recursion should return 1.
2494 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2496 * graphite-interchange.c (compute_array_size_cstr): Allow the
2497 subscript multiplier to be -1.
2498 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
2499 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
2500 data_container. Initializes PDR_DATA_CONTAINER.
2501 (print_pdr_access_layout): New.
2502 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
2503 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
2505 (PDR_DATA_CONTAINER): New.
2506 (new_poly_dr): Update declaration.
2507 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
2508 (build_poly_dr): Call pdr_add_data_dimensions.
2510 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2512 * graphite-poly.h (struct poly_dr): Fix comment.
2513 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
2514 (pdr_add_memory_accesses): New.
2515 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
2517 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2519 * graphite-poly.c (print_pdrs, debug_pdrs): New.
2520 (print_pbb): Add call to print_pdrs.
2521 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
2523 2009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2524 Li Feng <nemokingdom@gmail.com>
2526 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
2527 (dependency_between_pbbs_p): New.
2528 (lexicographically_gt_p): Assure !empty_p before polyhedron
2529 intersection assign.
2530 (build_lexicographically_gt_constraint): Correct lexicographically
2532 * graphite-dependences.h: New.
2533 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
2535 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
2537 * graphite-clast-to-gimple.c (print_clast_stmt): New.
2538 (gloog): Print to dump_file the generated clast.
2539 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
2540 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
2542 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
2544 * graphite-poly.c (extend_scattering): Increment
2545 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
2547 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
2549 * graphite-interchange.c (compute_array_size_poly): Added exit of
2550 recursion condition. Continue iterating even after the first equality.
2551 (compute_array_size): Same.
2553 2009-06-24 Li Feng <nemokingdom@gmail.com>
2555 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2556 -fdump-tree-final_cleanup to -fdump-tree-optimized.
2557 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2558 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2559 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2561 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2563 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
2564 only when the use verifies is_gimple_reg.
2566 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2568 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
2569 Allocate scaldims after call to unify_scattering_dimensions.
2571 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2573 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
2575 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2576 Albert Cohen <albert.cohen@inria.fr>
2578 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
2579 variables for the strip mining.
2581 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2582 Pranav Garg <pranav.garg2107@gmail.com>
2584 * Makefile.in (OBJS-common): Added graphite-blocking.o.
2585 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
2586 (graphite-blocking.o): New rule.
2587 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
2588 * graphite-blocking.c: New.
2589 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
2590 flag_loop_strip_mine.
2591 (psct_scattering_dim_for_loop_depth): New.
2592 * graphite-poly.h (scop_do_strip_mine): Declared.
2593 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
2594 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
2595 flag_loop_strip_mine.
2597 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2599 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
2600 a GMP value and a PPL coefficient at each iteration of a loop.
2602 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2604 * graphite-dependences.c (dependence_polyhedron): Do not use
2605 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
2606 pbb_nb_scattering_transform.
2607 (graphite_legal_transform_dr): Same.
2608 * graphite-poly.c (extend_scattering): Same.
2609 (unify_scattering_dimensions): Same.
2610 (print_scattering_function): Same.
2611 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
2612 PBB_NB_LOCAL_VARIABLES.
2613 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
2614 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
2615 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
2616 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
2617 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
2618 (pbb_nb_scattering_transform): New.
2619 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
2620 (psco_scattering_dim): Add assert on parameters.
2621 (psct_scattering_dim): Same.
2622 (psct_scattering_dim_for_loop_depth): Declared.
2623 (psct_local_var_dim): New.
2624 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
2625 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
2626 correct layout, call pbb_nb_local_vars.
2627 (psct_add_local_variable, psct_add_scattering_dimension): New.
2628 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2629 Initialize PBB_NB_SCATTERING_TRANSFORM.
2631 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2633 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
2634 (set_coef): Renamed ppl_set_coef.
2635 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
2637 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2639 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
2640 test a boolean against 1.
2641 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
2642 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
2643 (pbb_do_interchange): Returns true when a transform has been performed.
2644 (scop_do_interchange): Same.
2645 * graphite-poly.c (apply_poly_transforms): Use the return value of
2646 scop_do_interchange.
2647 * graphite-poly.h (scop_do_interchange): Update declaration.
2649 2009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
2651 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
2653 * sese.c (sese_reset_aux_in_loops): New.
2654 * sese.h (sese_reset_aux_in_loops): New.
2656 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2658 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
2659 multiplier and multiply the constant by the multiplier.
2660 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
2661 (build_poly_dr): Do not use the multiplier to define the subscript.
2663 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2665 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
2666 compiler's data reference. Initialize PDR_CDR.
2667 (print_pdr): Call dump_data_reference.
2668 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
2669 Add compiler_dr field.
2670 (PDR_BB): Renamed PDR_PBB.
2672 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
2673 GCC's data reference representation.
2674 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
2675 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
2677 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2679 * graphite-poly.c (print_scattering_function): Also print the layout.
2680 * graphite-poly.h (pbb_nb_local_vars): New.
2682 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2684 * graphite-poly.c (print_pbb_domain): Also print the layout names.
2686 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2688 * graphite-poly.c (print_pdr, debug_pdr): New.
2689 * graphite-poly.h (print_pdr, debug_pdr): Declared.
2690 (PDR_BASE): Removed.
2692 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2694 * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2697 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2699 * graphite-interchange.c (compute_subscript): Allow also -1 in the
2700 subscript identification column.
2701 (pbb_do_interchange): Print to dump_file that some loops "will be
2702 interchanged". Rely on that chain of characters in the testcases.
2703 * gcc.dg/graphite/interchange-0.c: New.
2704 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
2705 interchange-*.c files and compile them with -floop-interchange.
2707 2009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
2709 * graphite-interchange.c (interchange_profitable_p): Renamed
2710 pbb_interchange_profitable_p.
2712 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2713 Harsha Jagasia <harsha.jagasia@amd.com>
2714 Pranav Garg <pranav.garg2107@gmail.com>
2716 * graphite-interchange.c (interchange_profitable_p): Make static.
2717 (pbb_interchange_loop_depths, pbb_do_interchange,
2718 scop_do_interchange): New.
2719 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
2720 for flag_loop_interchange.
2721 * graphite-poly.h (scop_do_interchange): Declared.
2722 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
2723 flag_loop_interchange is used.
2725 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2727 * graphite-dependences.c (dependence_polyhedron): Update use of
2728 pbb_nb_scattering_dims.
2729 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
2730 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
2731 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
2732 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
2734 2009-06-16 Sebastian Pop <sebastian.pop@amd.com>
2736 * graphite.c: Cleanup foo.
2738 2009-06-16 Sebastian Pop <sebastian.pop@amd.com>
2740 * Merge from mainline (r143684:148293).
2741 * Disabled libpcp until it gets fixed.
2743 2009-06-05 Sebastian Pop <sebastian.pop@amd.com>
2744 Harsha Jagasia <harsha.jagasia@amd.com>
2746 * graphite-interchange.c: New.
2747 * Makefile.in (graphite-interchange.o): New.
2748 * graphite-poly.h (interchange_profitable_p): Declared.
2749 * graphite-ppl.h (value_max): New.
2751 2009-06-04 Sebastian Pop <sebastian.pop@amd.com>
2753 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2754 * graphite-poly.h: Fix some comments.
2758 2009-06-04 Sebastian Pop <sebastian.pop@amd.com>
2761 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
2762 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
2763 (pdr_accessp_nb_params): Renamed pdr_nb_params.
2764 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
2765 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
2766 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
2767 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
2768 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
2769 * graphite-clast-to-gimple.c: Same.
2770 * graphite-dependences.c: Same.
2771 * graphite-poly.c: Same.
2772 * graphite-sese-to-poly.c: Same.
2774 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2776 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
2777 expressions for an IV rename, as returned by clast_to_gcc_expression.
2778 (copy_renames): Rename new_name to expr.
2779 * sese.c (debug_rename_elt): Same.
2782 (sese_adjust_liveout_phis): Call force_gimple_operand before using
2783 the information from the rename map.
2784 (rename_variables_in_stmt): Same.
2785 (add_loop_exit_phis): Rename new_name to expr.
2786 (insert_loop_close_phis): Same.
2787 (add_guard_exit_phis): Same. Call force_gimple_operand.
2788 * sese.h (struct rename_map_elt): Rename new_name to expr.
2789 (new_rename_map_elt): Same.
2791 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2793 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2794 * sese.c (set_rename): Make it extern.
2795 * sese.h (set_rename): Declared.
2797 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2799 * graphite-poly.c (extend_scattering): Free values.
2800 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2802 (ppl_print_powerset_matrix): Same.
2803 * graphite-scop-detection.c (free_scops_1): New.
2804 (limit_scops): Call free_scops_1.
2805 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2806 (build_poly_dr): Free PPL coefficients.
2807 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2809 2009-06-02 Sebastian Pop <sebastian.pop@amd.com>
2811 * graphite-dependences.c: New.
2812 * graphite-data-ref.c: Removed.
2813 * graphite-data-ref.h: Removed.
2814 * Makefile.in (graphite-data-ref.o): Removed.
2815 (graphite-dependences.o): Added.
2816 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2817 * graphite-poly.c: Same.
2818 Move the data dependence testing to graphite-dependences.c.
2820 2009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
2822 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2823 from graphite_cannot_represent_loop. Code refactored.
2824 (scopdet_basic_block_info): Call graphite_can_represent_loop.
2826 2009-05-17 Li Feng <nemokingdom@gmail.com>
2828 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2829 Cover all the testcases (not only the filtered ones).
2831 2009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
2833 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2834 unnecessary check. Update comments. Move check for REAL_TYPE here.
2835 (harmful_stmt_in_bb): Remove checks for conditions. This is already
2836 done in (stmt_simple_for_scop_p).
2838 2009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
2840 * graphite.c (print_global_statistics): New.
2841 (print_graphite_scop_statistic): New.
2842 (print_graphite_statistics): New.
2843 (graphite_initialize, graphite_transform_loops): Print statistics.
2844 * graphite-scop-detection (build_scops): Print statistics.
2845 (print_graphite_scop_statistics): New.
2846 (print_graphite_statistics): New.
2848 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2850 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2851 (debug_clast_name_index): Removed.
2852 (debug_clast_name_indexes_1): Removed.
2853 (debug_clast_name_indexes): Removed.
2854 (clast_name_index_elt_info): Removed.
2855 (eq_clast_name_indexes): Removed.
2856 (clast_name_to_index): Removed.
2857 (new_clast_name_index): Removed.
2858 (save_clast_name_index): Removed.
2859 (save_var_name): Moved...
2860 (init_sese_params_index): Removed.
2861 (clast_name_to_gcc): Remove use of name_tree.
2862 (initialize_cloog_names): Same.
2863 (gloog): Do not call init_sese_params_index.
2864 * graphite-sese-to-poly.c (save_var_name): ...here.
2865 (parameter_index_in_region): New.
2866 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2867 (parameter_index_in_region): Removed.
2868 (is_parameter): Remove use of name_tree.
2869 * sese.h (struct name_tree): Removed.
2870 (struct sese): Remove use of name_tree. New field params_names.
2871 (SESE_PARAMS_NAMES): New.
2872 (SESE_PARAMS): Remove duplicate.
2873 (parameter_index_in_region): Removed.
2874 (sese_nb_params): Remove use of name_tree.
2875 (struct clast_name_index): New.
2876 (new_clast_name_index): New.
2877 (clast_name_to_index): New.
2878 (save_clast_name_index): New.
2879 (debug_clast_name_index): New.
2880 (debug_clast_name_indexes_1): New.
2881 (debug_clast_name_indexes): New.
2882 (clast_name_index_elt_info): New.
2883 (eq_clast_name_indexes): New.
2885 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2887 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
2888 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
2889 (graphite_loop_normal_form): Do not pass region. Do not
2890 initialize SESE_OLDIVS.
2891 (build_graphite_loop_normal_form): Update call to
2892 graphite_loop_normal_form.
2893 * sese.c (debug_oldivs): Removed.
2894 (new_sese): Do not initialize SESE_OLDIVS.
2895 (free_sese): Do not free SESE_OLDIVS.
2896 (oldiv_for_loop): Removed.
2897 * sese.h (struct sese): Remove old_ivs.
2898 (SESE_OLDIVS): Removed.
2899 (oldiv_for_loop): Removed.
2901 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2903 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
2904 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
2905 replaced by a call to newivs_to_depth_to_newiv.
2906 (clast_to_gcc_expression): Pass newivs, remove ivstack.
2907 (clast_to_gcc_expression_red): Same.
2908 (gcc_type_for_clast_expr): Same.
2909 (gcc_type_for_clast_eq): Same.
2910 (graphite_translate_clast_equation): Same.
2911 (graphite_create_guard_cond_expr): Same.
2912 (graphite_create_new_guard): Same.
2913 (graphite_create_new_loop): Same.
2914 (build_iv_mapping): Same.
2915 (translate_clast): Same.
2917 (loop_iv_stack_patch_for_consts): Removed. *
2918 sese.c (iv_stack_entry_is_constant): Removed.
2919 (iv_stack_entry_is_iv): Removed.
2920 (loop_iv_stack_push_iv): Removed.
2921 (loop_iv_stack_insert_constant): Removed.
2922 (loop_iv_stack_pop): Removed.
2923 (loop_iv_stack_get_iv): Removed.
2924 (loop_iv_stack_get_iv_from_name): Removed.
2925 (debug_loop_iv_stack): Removed.
2926 (free_loop_iv_stack): Removed.
2927 (loop_iv_stack_remove_constants): Removed. *
2928 sese.h (iv_stack_entry_kind): Removed.
2929 (iv_stack_entry_data_union): Removed.
2930 (iv_stack_entry_struct): Removed.
2931 (iv_stack_entry_p): Removed.
2932 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
2933 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
2934 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
2935 loop_iv_stack_pop, free_loop_iv_stack): Removed.
2936 (gbb_loop_at_index): Fix indenting.
2937 (gbb_loop_index): Removed.
2939 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2941 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2942 Call clast_name_to_index.
2944 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2946 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
2947 do not pass params. Get params from SESE_PARAMS.
2948 (clast_to_gcc_expression): Same.
2949 (clast_to_gcc_expression_red): Same.
2950 (gcc_type_for_clast_eq): Same.
2951 (graphite_translate_clast_equation): Same.
2952 (graphite_create_new_loop): Same.
2953 * sese.c (rename_variables_in_stmt): Fix comment.
2955 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2957 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
2959 Call save_clast_name_index.
2960 (translate_clast): Pass newivs_index.
2961 (gloog): Create and free newivs_index.
2963 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2965 * graphite-clast-to-gimple.c (clast_name_index): New structure.
2966 (clast_name_index_p): New type.
2967 (debug_clast_name_index): New.
2968 (debug_clast_name_indexes_1): New.
2969 (debug_clast_name_indexes): New.
2970 (clast_name_index_elt_info): New.
2971 (eq_clast_name_indexes): New.
2972 (clast_name_to_index): New.
2973 (new_clast_name_index): New.
2974 (save_clast_name_index): New.
2975 (init_sese_params_index): New.
2976 (gloog): Call init_sese_params_index.
2977 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
2978 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
2979 (free_sese): Free SESE_PARAMS_INDEX.
2980 * sese.h (struct sese): Add params_index.
2981 (SESE_PARAMS_INDEX): New.
2983 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2985 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
2986 (graphite_create_new_loop): Pass the newivs vector. Push the
2987 newly created IV to newivs.
2988 (translate_clast): Pass the newivs vector.
2989 (gloog): Create and destroy the newivs vector.
2991 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2993 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
2994 (graphite_loop_normal_form): Initialize loop->aux with the unique
2995 IV that has been created.
2997 2009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
2999 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
3000 scev with parameters in the base part. They where forbidden
3003 2009-05-11 Li Feng <nemokingdom@gmail.com>
3005 * gcc.dg/graphite/graphite.exp: Set different default
3006 compile options by file names.
3007 * gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
3008 * gcc.dg/graphite/id-{1-9}.c: Ditto.
3009 * gcc.dg/graphite/scop-{0-20}.c: Ditto.
3010 * gcc.dg/graphite/scop-matmult.c: Ditto.
3012 2009-05-08 Li Feng <nemokingdom@gmail.com>
3014 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
3015 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
3016 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
3017 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
3019 2009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
3021 * graphite-scop-detection (build_scops_1): Fix little bug introduced
3024 2009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
3026 * graphite-scop-detection.c (graphite_can_represent_scev): Only
3027 allow integer constant strides.
3028 (graphite_can_represent_expr): Depend on outermost_loop.
3029 (stmt_simple_memref_p, graphite_cannot_represent_loop,
3030 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
3031 build_scops_1): Same.
3032 (scopdet_basic_block_info): Same and insert layered SCoP
3034 (try_generate_gimple_bb): Cleanup.
3035 (build_scops): Enable data references.
3037 * gcc.dg/graphite/id-5.c: New.
3038 * gcc.dg/graphite/id-9.c: New.
3039 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
3040 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
3042 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3044 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
3045 that we have not yet built for this SCoP.
3047 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3049 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
3050 for complex numbers.
3052 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3054 * graphite-ppl.c: Fix build if cloog is not available.
3056 2009-05-04 Li Feng <nemokingdom@gmail.com>
3058 * tree-parloops.c (loop_parallel_p): Remove construction of
3059 NITER and REDUCTION_LIST.
3060 (try_get_loop_niter): New.
3061 (try_create_reduction_list): New.
3062 (parallelize_loops): Bypass the failed checkings in autopar
3063 when can_be_parallel in loop structure is set to true.
3065 2009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
3067 * gcc.dg/graphite/id-6.c: Update testcase.
3068 * gcc.dg/graphite/scop-3.c: Dito.
3070 2009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
3072 * graphite-scop-detection.c (stmt_simple_for_scop_p):
3073 Enable EQ_EXPR and NE_EXPR again.
3075 2009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
3077 * graphite-scop-detection.c (graphite_can_represent_scev):
3078 Add check if scev is affine multivariate.
3079 (harmful_stmt_in_bb): Check if we can represent the conditions.
3080 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
3082 * gcc.dg/graphite/id-7.c: New.
3084 2009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
3086 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
3087 Check all bbs in region, not only the bbs that are represented in
3089 (build_poly_scop): Add newline.
3090 * gcc.dg/graphite/id-8.c: New.
3092 2009-04-30 Li Feng <nemokingdom@gmail.com>
3094 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
3095 when loop initialize.
3096 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
3097 * common.opt: Declare flag_graphite_force_parallel.
3098 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
3100 * graphite-poly.c (apply_poly_transforms): Introduce
3101 flag_graphite_force_parallel.
3102 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
3103 * toplev.c (process_options): ditto and replace a not correctly
3106 2009-04-30 Li Feng <nemokingdom@gmail.com>
3108 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
3109 Change the call of gbb_loop_at_index and/or gbb_loop_index due
3110 to the redefinition.
3111 (compute_cloog_iv_types_1): ditto.
3112 (build_iv_mapping): ditto.
3113 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
3115 (free_gimple_bb): Removed GBB_LOOPS related free part.
3116 (build_bb_loops): Removed.
3117 * sese.h (struct gimple_bb): Removed loops.
3118 (GBB_LOOPS): Removed.
3119 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
3120 (gbb_loop_index): ditto.
3122 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3124 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
3125 allow non constant strides.
3126 * gcc.dg/graphite/scop-20.c: New.
3128 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3130 * graphite-scop-detection.c (dot_all_scops): Fix system call
3131 return value warning.
3134 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3136 * gcc.dg/graphite/id-6.c: Fix pattern.
3137 * gcc.dg/graphite/scop-3.c: Same.
3139 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3141 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
3142 build_pairwise_constraint, dr_equality_constraints,
3143 build_pairwise_scheduling_equality,
3144 build_pairwise_scheduling_inequality, lexicographically_gt_p,
3145 build_lexicographically_gt_constraint, dependence_polyhedron,
3146 graphite_legal_transform_dr, graphite_legal_transform_bb,
3147 graphite_legal_transform): New.
3148 * graphite-poly.h (graphite_legal_transform): Declared.
3149 * graphite-sese-to-poly.c (build_poly_scop): Call to
3150 graphite_legal_transform is disabled for the moment.
3152 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3154 * graphite-poly.h (pbb_nb_scattering_dims): New.
3155 (pbb_nb_scattering): Use it.
3157 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3159 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
3160 Pointset_Powerset version of ppl_insert_dimensions.
3161 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
3163 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3165 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
3167 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3169 * graphite-poly.h: Fix comment.
3171 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3173 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
3175 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3177 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
3180 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3182 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
3183 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
3186 2009-04-20 Sebastian Pop <sebastian.pop@amd.com>
3188 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
3189 handle EQ_EXPR and NE_EXPR.
3191 2009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
3193 * graphite-poly.h (poly_dr): Fix comment.
3195 2009-04-09 Sebastian Pop <sebastian.pop@amd.com>
3196 Tobias Grosser <grosser@fim.uni-passau.de>
3198 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
3199 with a zero dimension polyhedron.
3200 (find_scop_parameters): Move the call to scop_set_nb_params here.
3201 (build_loop_iteration_domains): Store in loop->aux the iteration
3203 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
3204 by any loop in scop.
3205 (build_poly_scop): Do not call scop_set_nb_params.
3207 2009-04-09 Sebastian Pop <sebastian.pop@amd.com>
3208 Tobias Grosser <grosser@fim.uni-passau.de>
3210 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
3211 add_condition_to_domain not GT_EXPR.
3213 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3215 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
3216 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
3217 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
3218 upper_bound_assign to calculate unions.
3219 * gcc.dg/graphite/id-6.c: New.
3221 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3223 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
3224 handle abnormal edges.
3226 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3228 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
3229 (free_poly_bb): Also free poly_drs.
3230 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
3231 (poly_dr): Polyhedron to Pointset_Powerset.
3232 (pdr_accessp_nb_subscripts): Same.
3233 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
3236 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3238 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
3239 names into more meaningful names.
3241 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3243 * gfortran.dg/graphite/interchange-1.c: New.
3244 * gfortran.dg/graphite/interchange-2.c: New.
3246 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3248 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
3250 * tree-parloops.c (rewrite_phi_with_iv): New.
3251 (rewrite_all_phi_nodes_with_iv): New.
3252 (canonicalize_loop_ivs): Call them.
3254 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3256 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
3257 graphite_find_data_references_in_stmt.
3258 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
3259 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
3261 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3263 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
3265 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3267 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
3268 instead of bb_in_region.
3269 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
3270 (build_sese_conditions): Use flag_bb_in_sese.
3271 * sese.c (register_bb_in_sese): Removed.
3272 (new_sese): Remove initialization of SESE_REGION_BBS.
3273 (free_sese): Do not free SESE_REGION_BBS.
3274 * sese.h (struct sese): Remove field region_basic_blocks.
3275 (SESE_REGION_BBS): Removed.
3276 (bb_in_sese_p): Implement in function of bb_in_region.
3278 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3280 * graphite-scop-detection.c (limit_scops): Deal only with single exit
3283 2009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
3285 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
3287 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
3288 (add_condition_to_domain): New.
3289 (add_condition_to_pbb): New.
3290 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
3291 * gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
3293 2009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
3295 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
3296 ppl_Pointset_Powerset.
3297 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
3298 * graphite-poly.h (poly_bb): poly_bb.domain Same.
3299 (pbb_nb_loops): Same.
3300 * graphite-sese-to-poly.c (build_loop_iteration_domains,
3301 add_conditions_to_domain): Same.
3302 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
3303 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
3304 ppl_const_Polyhedron_t.
3305 (ppl_print_powerset_matrix): New.
3306 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
3307 ppl_print_powerset_matrix): New.
3308 (ppl_print_polyhedron_matrix): Updated.
3310 2009-04-07 Sebastian Pop <sebastian.pop@amd.com>
3312 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
3314 2009-04-07 Sebastian Pop <sebastian.pop@amd.com>
3316 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
3317 (print_iteration_domains, debug_iteration_domain,
3318 debug_iteration_domains): New.
3319 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
3320 debug_iteration_domains): Declared.
3321 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
3324 2009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
3325 Sebastian Pop <sebastian.pop@amd.com>
3327 * graphite-poly.h (print_iteration_domain): New.
3328 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
3329 (build_sese_conditions_1, build_sese_conditions_after,
3330 build_sese_conditions_before): New.
3331 (build_sese_conditions): Rewritten.
3333 2009-04-03 Sebastian Pop <sebastian.pop@amd.com>
3334 Tobias Grosser <grosser@fim.uni-passau.de>
3336 Cleanup of code generation liveouts.
3337 * graphite-clast-to-gimple.c (translate_clast): Use a single
3338 rename_map instead of one per translated statement.
3339 Do not use SESE_LIVEOUT_RENAMES.
3340 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
3341 (gloog): Do not use SESE_LIVEOUT_RENAMES.
3342 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
3343 phi node of a reduction: when a loop contains a reduction used outside
3344 the loop, there should be a scalar close phi node on the exit block.
3345 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
3346 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
3347 (free_sese): Do not free them.
3348 (sese_build_liveouts_use): Do not use them.
3349 (sese_build_liveouts_bb): Same.
3350 (sese_build_liveouts): Same.
3351 (sese_insert_phis_for_liveouts): Same.
3352 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
3353 (defined_in_loop_p): New.
3354 (alive_after_loop): New.
3355 (close_phi_not_yet_inserted_p): New.
3356 (struct alep, alep_p): New.
3357 (add_loop_exit_phis): Remove from the rename_map all the names defined
3358 in the code generated loop.
3359 (insert_loop_close_phis): Traverse the rename_map passed to it.
3360 Don't use SESE_LIVEOUT_RENAMES.
3361 (default_liveout_before_guard): Renamed default_before_guard.
3362 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
3363 (graphite_copy_stmts_from_block): Do not directly call set_rename.
3364 (register_sese_liveout_renames): Removed.
3365 (copy_bb_and_scalar_dependences): Do not call it.
3366 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
3368 (SESE_LIVEOUT): Removed.
3369 (SESE_LIVEOUT_RENAMES): Removed.
3370 (SESE_REDUCTION_LIST): Removed.
3371 (sese_build_liveouts): Removed.
3372 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
3373 (insert_loop_close_phis): Pass a htab_t instead of a sese.
3374 (insert_guard_phis): Same.
3375 (rename_map_elt): Declare a VEC of them.
3376 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3377 trees not pointers to trees.
3379 Rewrite in canonical close SSA form:
3380 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
3381 (limit_scops): Close the scop after the block containing the close phi
3383 (canonicalize_loop_closed_ssa): New.
3384 (canonicalize_loop_closed_ssa_form): New.
3385 (build_scops): Call canonicalize_loop_closed_ssa_form.
3387 * graphite-sese-to-poly.c: Fix typos.
3389 2009-04-03 Sebastian Pop <sebastian.pop@amd.com>
3391 * graphite-poly.c (print_scattering_function, print_pbb_domain):
3393 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
3394 (print_pbb): Add conditions.
3396 2009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
3397 Sebastian Pop <sebastian.pop@amd.com>
3399 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
3400 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
3401 (build_scop_bbs_1): New.
3402 (build_scop_bbs): Rewrite.
3403 * sese.h (bb_in_region): New.
3405 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3407 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3409 (print_scop): Style.
3410 * graphite-poly.h (poly_bb): Add drs vector.
3411 (PBB_DRS): Add accessor.
3412 * graphite-sese-to-poly.c (build_poly_dr): New.
3413 (build_pbb_drs, build_scop_drs): New.
3414 (build_poly_scop): call build_scop_drs (Disabled at the moment).
3416 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3418 * tree-ssa-loop.c: Include forgotten toplev.h
3420 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3422 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
3423 * gcc.dg/graphite/pr37883.c: Remove -floop-*
3424 * gcc.dg/graphite/pr37928.c: Same
3425 * gcc.dg/graphite/pr38409.c: Same
3426 * gcc.dg/graphite/pr38498.c: Same
3427 * gcc.dg/graphite/pr38559.c: Same
3428 * gcc.dg/graphite/pr39335.c: Same
3429 * gcc.dg/graphite/pr39335_1.c: Same
3430 * gfortran.dg/graphite/block-2.f: Same
3431 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
3434 2009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
3436 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
3437 build_access_matrix, build_scop_data_accesses): Remove access function
3438 building. (We get a new version soon).
3439 (build_bb_loops, scan_tree_for_params_right_scev): Update.
3440 * sese.h (nb_loops_around_loop_in_sese): Remove.
3441 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
3443 2009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
3444 Sebastian Pop <sebastian.pop@amd.com>
3446 * graphite-scop-detection.c (struct scopdet_info): Rename last
3448 (scopdet_basic_block_info, build_scops_1): Don't use
3449 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
3451 2009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
3452 Sebastian Pop <sebastian.pop@amd.com>
3454 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
3455 * sese.c (sese_build_liveouts_use): Renamed from
3456 sese_build_livein_liveouts_use. Remove liveins.
3457 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
3458 Call sese_build_liveouts_use.
3459 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
3460 Call sese_build_liveouts_bb.
3461 (new_sese, free_sese): Remove liveins.
3462 (sese_add_exit_phis_var): Deleted.
3463 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
3465 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
3467 * sese.h (sese): Remove num_ver and livein.
3468 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
3470 2009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
3472 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
3474 2009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
3476 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
3477 (build_scop_scattering): Do not use compare_prefix_loops any more.
3478 (nb_common_loops): New.
3480 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3482 * sese.c (get_new_name_from_old_name): Renamed get_rename.
3483 (register_old_and_new_names): Renamed set_rename.
3485 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3487 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
3488 of the decl from the previous commit.
3490 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3492 * graphite-scop-detection.c (dot_scop): New.
3493 * graphite-scop-detection.h (dot_scop): Declared.
3495 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3497 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
3499 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3501 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
3502 condition at the end of the loop.
3503 * graphite.c (graphite_initialize, graphite_finalize): Print to
3504 dump_file the compiled function.
3505 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
3506 of create_empty_loop_on_edge.
3507 (translate_clast): Update the code generation of loops for the new
3509 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
3511 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3513 Reverted the patch from 2009-03-19.
3515 2009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
3517 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3519 (print_scop): Style.
3520 * graphite-poly.h (poly_bb): Add drs vector.
3521 (PBB_DRS): Add accessor.
3522 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
3523 (build_access_matrix_with_af, build_access_matrix,
3524 build_scop_data_accesses): Delete.
3525 (build_poly_dr): New.
3526 (build_pbb_drs, build_scop_drs): New.
3527 (build_poly_scop): call build_scop_drs.
3529 2009-03-13 Sebastian Pop <sebastian.pop@amd.com>
3531 * graphite-scop-detection.c (dot_all_scops_1): Close the table
3532 once per basic block.
3534 2009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
3536 * graphite-scop-detection.c (graphite_can_represent_scev): New.
3537 (graphite_can_represent_expr): Renamed from loop_affine_expr
3539 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
3540 (graphite_cannot_represent_loop): Add scop_entry to parameters.
3541 (scopdet_basic_block_info): Actually define entry_block.
3542 (stmt_simple_memref_p): Moved here from ...
3544 * tree-data-ref.c (stmt_simple_memref_p): here.
3545 * tree-data-ref.h (stmt_simple_memref_p): Removed.
3547 2009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
3549 * gcc.dg/graphite/id-4.c: New.
3551 2009-03-12 Sebastian Pop <sebastian.pop@amd.com>
3553 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3554 (register_old_and_new_names): Update the content of the map.
3555 When there was already a rename_map_elt in the map at that
3557 (copy_bb_and_scalar_dependences): Do rename_variables after
3558 expand_scalar_variables.
3559 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3560 of the map. When there was already a rename_map_elt in the
3561 map at that location, free it.
3562 (translate_clast): Pass the rename_map. Do not initialize and free
3563 a rename_map per stmt_user.
3564 (gloog): Initialize and free one rename_map and pass it to
3567 2009-03-12 Sebastian Pop <sebastian.pop@amd.com>
3569 * sese.c (expand_scalar_variables_stmt,
3570 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
3572 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
3573 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
3574 the gimple_stmt_iterator of the statement to be expanded.
3575 * graphite-scop-detection.c (is_simple_operand): Do handle
3578 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3580 * graphite-scop-detection.c (is_simple_operand): Do not handle
3582 * gcc.dg/graphite/id-2.c: New.
3584 * graphite-sese-to-poly.c (build_bb_loops,
3585 add_value_to_dim, scan_tree_for_params_right_scev,
3586 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
3587 find_params_in_bb, build_loop_iteration_domains,
3588 add_conditions_to_domain): Remove subtract.
3590 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3592 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
3593 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
3594 pbb_loop_at_index -> gbb_loop_at_index.
3595 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
3596 (debug_loop_vec): Delete.
3597 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
3598 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
3599 (PBB_LOOPS): Removed.
3600 (PBB_BLACK_BOX): Insert cast.
3601 (pbb_set_black_box): New setter.
3602 (pbb_loop_at_index, pbb_loop_index): Removed.
3603 (scop_set_region, scop_set_nb_params): New.
3604 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
3605 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
3606 (build_poly_scop): Use scop_set_nb_params.
3607 * sese.h (gimple_bb): Add LOOPS.
3608 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
3610 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3612 Revert previous commit.
3614 2009-03-11 Sebastian Pop <sebastian.pop@amd.com>
3616 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3617 (register_old_and_new_names): Update the content of the map.
3618 When there was already a rename_map_elt in the map at that
3620 (copy_bb_and_scalar_dependences): Do rename_variables after
3621 expand_scalar_variables.
3622 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3623 of the map. When there was already a rename_map_elt in the
3624 map at that location, free it.
3625 (translate_clast): Pass the rename_map. Do not initialize and free
3626 a rename_map per stmt_user.
3627 (gloog): Initialize and free one rename_map and pass it to
3630 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3632 Remove forgotten line in revert.
3634 2009-03-11 Sebastian Pop <sebastian.pop@amd.com>
3636 Revert previous commit.
3638 2009-03-10 Sebastian Pop <sebastian.pop@amd.com>
3640 * sese.c (register_old_and_new_names): Update the content
3641 of the map. When there was already a rename_map_elt in the
3642 map at that location, free it.
3643 (copy_bb_and_scalar_dependences): Do rename_variables after
3644 expand_scalar_variables.
3645 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3646 of the map. When there was already a rename_map_elt in the
3647 map at that location, free it.
3648 (translate_clast): Pass the rename_map. Do not initialize and free
3649 a rename_map per stmt_user.
3650 (gloog): Initialize and free one rename_map and pass it to
3653 2009-03-10 Sebastian Pop <sebastian.pop@amd.com>
3655 * graphite-clast-to-gimple.c (translate_clast): context_loop
3658 2009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
3659 Sebastian Pop <sebastian.pop@amd.com>
3661 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
3662 of the use of ppl_Polyhedron_map_space_dimensions.
3664 2009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
3665 Sebastian Pop <sebastian.pop@amd.com>
3667 * graphite-poly.c (unify_scattering_dimensions): Fix types.
3668 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
3669 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
3670 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
3671 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
3672 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
3673 pbb_nb_params): New.
3674 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
3675 nb_loops_around_pbb): Adapt return types.
3677 2009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
3679 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3680 graphite-clast-to-gimple.o, graphite-data-ref.o,
3681 graphite-scop-detection.o, graphite-poly.o): Add
3684 2009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
3686 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3687 graphite-clast-to-gimple.o, graphite-data-ref.o,
3688 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
3690 2009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
3692 * gcc.dg/graphite/pr37485.c: Remove -floop-block
3693 * gcc.dg/graphite/pr37828.c: Same.
3694 * gcc.dg/graphite/pr37684.c: Same.
3695 * gcc.dg/graphite/block-0.c: Same.
3696 * gcc.dg/graphite/block-1.c: Same.
3697 * gcc.dg/graphite/block-2.c: Same.
3698 * gcc.dg/graphite/block-3.c: Same.
3699 * gcc.dg/graphite/block-4.c: Same.
3700 * gcc.dg/graphite/block-5.c: Same.
3701 * gcc.dg/graphite/block-6.c: Same.
3702 * gfortran.dg/graphite/pr38083.f90: Same.
3703 * gfortran.dg/graphite/block-1.f90: Same.
3704 * gfortran.dg/graphite/block-3.f90: Same.
3705 * gfortran.dg/graphite/pr37852.f90: Same.
3706 * gfortran.dg/graphite/block-4.f90: Same.
3707 * gfortran.dg/graphite/pr37980.f90: Same.
3708 * gfortran.dg/graphite/pr38953.f90: Same.
3709 * gfortran.dg/graphite/pr37857.f90: Same.
3710 * opts.c: Remove -floop-block from -O2.
3711 * graphite-poly.c: Fail if -floop-block -floop-interchange or
3712 -floop-strip-mine are used.
3714 2009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
3715 Sebastian Pop <sebastian.pop@amd.com>
3717 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
3719 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
3720 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
3721 strip_mine_profitable_p, is_interchange_valid,
3722 graphite_trans_bb_block, graphite_trans_loop_block,
3723 graphite_trans_scop_block): Temporary removed.
3724 (extend_scattering, unify_scattering_dimensions): New.
3725 (print_scattering_function, graphite_read_transforms):
3726 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3727 (graphite_generate_scattering_fns): Removed.
3728 (apply_poly_transforms): Cleanup.
3729 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3730 (schedule_to_scattering): Moved.
3731 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
3732 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
3733 (pbb_nb_scattering): New.
3734 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3735 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
3737 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
3739 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3740 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
3741 -> PBB_TRANSFORMED_SCATTERING.
3742 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
3743 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
3744 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
3745 (check_poly_representation): Do not return bool.
3746 (graphite_transform_loops): Reformat.
3747 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
3749 2009-03-04 Sebastian Pop <sebastian.pop@amd.com>
3751 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
3752 debug_pbb_domain, debug_pbb, debug_scop): New.
3753 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
3754 debug_pbb_domain, debug_pbb, debug_scop): Declared.
3756 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3759 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3760 when the type precision of the induction variable should be
3761 larger than the type precision of nit.
3762 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3763 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
3764 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3766 * gcc.dg/graphite/pr39335_1.c: New.
3767 * gcc.dg/graphite/pr39335.c: New.
3769 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3771 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3772 SSA_NAMES not struct reduction_info.
3774 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3776 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
3778 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3779 Tobias Grosser <grosser@fim.uni-passau.de>
3781 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
3782 (free_sese): Free SESE_REDUCTION_LIST.
3783 * sese.h (struct sese): Add field reduction_list.
3784 (SESE_REDUCTION_LIST): New.
3785 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
3786 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
3788 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3789 Tobias Grosser <grosser@fim.uni-passau.de>
3791 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
3794 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3795 Tobias Grosser <grosser@fim.uni-passau.de>
3797 * tree-parloops.c (struct brli, build_reduction_list_info,
3798 analyze_reduction_list, gather_scalar_reductions): New.
3799 (loop_parallel_p): Build a reduction list containing only
3800 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
3801 (gen_parallel_loop): Call the analysis analyze_reduction_list.
3802 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
3803 * tree-flow.h (gather_scalar_reductions): Declared.
3805 2009-02-26 Sebastian Pop <sebastian.pop@amd.com>
3808 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
3809 number_of_iterations_exit from a gcc_assert.
3811 2009-02-25 Sebastian Pop <sebastian.pop@amd.com>
3812 Jan Sjodin <jan.sjodin@amd.com>
3814 * output.h (graphite_out_file, graphite_in_file): Declared.
3815 * toplev.c (graphite_out_file, graphite_in_file): New.
3816 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
3817 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
3818 Don't call schedule_to_scattering.
3819 * common.opt (fgraphite-write, fgraphite-read): New.
3820 * graphite-poly.c: Include output.h.
3821 (print_scattering_function, print_scattering_functions,
3822 debug_scattering_function, debug_scattering_functions,
3823 graphite_write_transforms, graphite_read_transforms,
3824 graphite_generate_scattering_fns): New.
3825 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
3826 Call graphite_generate_scattering_fns, graphite_write_transforms,
3827 graphite_read_transforms.
3828 (new_poly_bb): Initialize PBB_SCATTERING.
3829 (free_poly_bb): Free PBB_SCATTERING.
3830 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
3831 * graphite-poly.h (struct poly_bb): Add field scattering.
3832 (PBB_SCATTERING): New.
3833 (print_scattering_function, print_scattering_functions,
3834 debug_scattering_function, debug_scattering_functions): Declared.
3835 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
3836 GMP values, not integers!
3837 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
3838 ppl_read_polyhedron_matrix): New.
3839 * graphite-ppl.h (ppl_print_polyhedron_matrix,
3840 debug_ppl_polyhedron_matrix,
3841 ppl_read_polyhedron_matrix): Declared.
3842 * Makefile.in (graphite-poly.o): Depends on output.h.
3844 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3845 Tobias Grosser <grosser@fim.uni-passau.de>
3848 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3849 scalar evolutions in the scop_entry->loop_father.
3851 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3852 Tobias Grosser <grosser@fim.uni-passau.de>
3854 * graphite.h (ref_nb_loops): Remove declaration.
3855 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
3856 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
3857 debug_gbb): Moved to sese.h.
3860 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3861 Tobias Grosser <grosser@fim.uni-passau.de>
3863 * graphite-data-ref.[ch]: Disable.
3865 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3866 Tobias Grosser <grosser@fim.uni-passau.de>
3868 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3869 scalar evolutions in the scop_entry->loop_father.
3871 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3873 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
3874 (graphite_cannot_represent_loop_niter): Renamed
3875 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
3876 (limit_scops): build_sese_loop_nests does not return a bool.
3877 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
3878 * sese.c (nb_reductions_in_loop): ... from here.
3879 (graphite_loop_normal_form): ... from here.
3880 (sese_record_loop): Does not fail, so does not return a bool.
3881 (build_sese_loop_nests): Same.
3882 * sese.h (build_sese_loop_nests): Update declaration.
3883 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
3884 (build_graphite_loop_normal_form): New.
3885 (gloog): Call build_graphite_loop_normal_form.
3886 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
3887 build_sese_loop_nests.
3889 * gcc.dg/graphite/id-1.c: New.
3891 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3892 Tobias Grosser <grosser@fim.uni-passau.de>
3894 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
3895 The SCoP detection fix is sufficient.
3897 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3899 PR tree-optimization/39260
3900 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
3901 the basic block contains a condition with a real type.
3902 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
3904 * gcc.dg/graphite/pr39260.c: New.
3906 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3908 * graphite-poly.c: Inlcude params.h.
3909 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
3911 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
3912 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
3914 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3915 Tobias Grosser <grosser@fim.uni-passau.de>
3917 * graphite-scop-detection.c (dot_all_scops_1,
3918 dot_all_scops): Moved here.
3919 * graphite-scop-detection.h (dot_all_scops): Declared here.
3920 * graphite.c (graphite_initialize, graphite_finalize): New.
3921 (graphite_transform_loops): Cleaned up.
3922 * sese.c (debug_oldivs): Moved here.
3923 * graphite-poly.c (graphite_apply_transformations): Renamed
3924 apply_poly_transforms.
3925 (debug_loop_vec): Moved here.
3926 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
3927 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
3928 find_scop_parameters, build_scop_iteration_domain,
3929 add_conditions_to_constraints, build_scop_canonical_schedules,
3930 build_scop_data_accesses): Now static.
3931 (build_poly_scop, check_poly_representation): New.
3933 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3935 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
3936 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
3937 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
3938 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
3939 scan_tree_for_params_right_scev, scan_tree_for_params_int,
3940 scan_tree_for_params, struct irp_data, dx_record_params,
3941 find_params_in_bb, find_scop_parameters, gbb_from_bb,
3942 build_loop_iteration_domains, add_conditions_to_domain,
3943 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
3944 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
3945 build_sese_conditions, add_conditions_to_constraints,
3946 build_scop_iteration_domain, build_access_matrix_with_af,
3947 build_access_matrix,
3948 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
3950 * graphite-sese-to-poly.c: New.
3951 * graphite-sese-to-poly.h: New.
3953 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
3955 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3957 * graphite.c: Split graphite code generation to a new file.
3958 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
3959 max_precision_type, clast_to_gcc_expression_red,
3960 clast_to_gcc_expression, gcc_type_for_clast_expr,
3961 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
3962 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
3963 graphite_create_new_guard, clast_get_body_of_loop,
3964 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
3965 graphite_create_new_loop, build_iv_mapping, copy_renames,
3966 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3967 compute_cloog_iv_types, free_scattering, save_var_name,
3968 initialize_cloog_names, build_scop_context, build_cloog_prog,
3969 set_cloog_options, debug_clast_stmt, scop_to_clast,
3970 print_generated_program, debug_generated_program,
3971 gloog): Moved to graphite-clast-to-gimple.c.
3973 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
3975 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
3976 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
3977 loop_iv_stack_pop, loop_iv_stack_get_iv,
3978 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
3979 free_loop_iv_stack, loop_iv_stack_remove_constants,
3980 debug_rename_elt, debug_rename_map_1, debug_rename_map,
3981 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
3982 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
3983 eq_ivtype_map_elts, sese_add_exit_phis_edge,
3984 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
3985 get_vdef_before_sese, sese_adjust_vphi,
3986 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
3987 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
3988 is_iv, expand_scalar_variables_ssa_name,
3989 expand_scalar_variables_expr, expand_scalar_variables_stmt,
3990 expand_scalar_variables, rename_variables, remove_condition,
3991 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
3992 add_loop_exit_phis, insert_loop_close_phis, struct igp,
3993 default_liveout_before_guard, add_guard_exit_phis,
3994 insert_guard_phis, register_old_and_new_names,
3995 graphite_copy_stmts_from_block, register_sese_liveout_renames,
3996 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
3997 if_region_set_false_region, create_if_region_on_edge,
3998 move_sese_in_condition): Moved to sese.c.
4000 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
4001 if_region_exit, if_region_get_condition_block,
4002 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
4003 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
4004 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
4005 ivtype_map_elt, new_ivtype_map_elt,
4006 recompute_all_dominators): Moved to sese.h.
4008 * graphite-clast-to-gimple.c: New.
4009 * graphite-clast-to-gimple.h: New.
4010 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
4011 * sese.c: Modified as said above.
4014 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
4016 * graphite.c: Split scop detection to a new file.
4017 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
4018 move_sd_regions, loop_affine_expr, exclude_component_ref,
4019 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
4020 graphite_cannot_represent_loop_niter, struct scopdet_info,
4021 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
4022 find_single_entry_edge, find_single_exit_edge,
4023 create_single_entry_edge, sd_region_without_exit,
4024 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
4025 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
4026 Moved to graphite-scop-detection.c.
4028 * graphite-scop-detection.c: New.
4029 * graphite-scop-detection.h: New.
4030 * Makefile.in: Add new rule for graphite-scop-detection.o.
4032 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
4033 tree-scalar-evolution.h.
4034 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
4035 build_sese_loop_nests): Moved here from graphite.c.
4036 (param_index): Renamed parameter_index_in_region.
4038 2009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
4039 Sebastian Pop <sebastian.pop@amd.com>
4041 * gcc.dg/graphite/block-0.c: Expected to fail now.
4042 * gcc.dg/graphite/block-1.c: Same.
4043 * gcc.dg/graphite/block-5.c: Same.
4044 * gcc.dg/graphite/block-6.c: Same.
4046 2009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
4047 Sebastian Pop <sebastian.pop@amd.com>
4049 * graphite.h: Separate from graphite_bb_p the polyhedral
4050 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
4051 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
4052 graphite-data-ref.h.
4053 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
4054 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
4055 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
4056 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
4057 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
4058 scop_nb_params): Moved to graphite-poly.h.
4059 * graphite-data-ref.c: Same.
4060 * graphite-data-ref.h: New.
4062 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
4063 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
4064 is_interchange_valid, graphite_trans_bb_block,
4065 graphite_trans_loop_block, scop_max_loop_depth,
4066 graphite_trans_scop_block, graphite_apply_transformations,
4067 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
4069 * graphite-poly.h: New.
4070 * graphite-poly.c: New.
4071 * Makefile.in (OBJS-common): Add graphite-poly.o.
4072 (graphite-poly.o): New rule.
4073 * tree-data-ref.h (struct data_reference): Remove unused scop field.
4076 2009-02-18 Sebastian Pop <sebastian.pop@amd.com>
4077 Tobias Grosser <grosser@fim.uni-passau.de>
4079 * graphite.c: Replace gb -> gbb.
4081 * graphite-data-ref.c: Same.
4083 2009-02-18 Sebastian Pop <sebastian.pop@amd.com>
4084 Tobias Grosser <grosser@fim.uni-passau.de>
4086 * Makefile.in (OBJS-commmon): Add sese.o.
4088 (graphite.o): Add sese.h.
4089 * graphite.c (bb_in_ss_p, loop_in_sese_p,
4090 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
4091 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
4093 (block_before_scop): Add missing return.
4094 (new_scop, free_scop): Remove SESE data structures.
4095 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
4096 find_scop_parameters, build_loop_iteration_domains,
4097 add_conditions_to_domain, register_scop_liveout_renames,
4098 copy_bb_and_scalar_dependences): Scop -> SESE.
4100 (add_conditions_to_domain): SCoP -> SESE and remove check
4101 (scop_contains_non_iv_scalar_phi_nodes): New.
4102 (build_scop_conditions_1, build_scop_conditions): Remove check for
4103 non iv scalar phi nodes.
4104 (print_scop_statistics): New.
4105 (graphite_transform_loops): Cleanup.
4107 * graphite.h: Move to sese & cleanup.
4111 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4112 Tobias Grosser <grosser@fim.uni-passau.de>
4114 * graphite.c (build_scop_conditions_1): Conditions are only
4115 at the end of a basic block.
4117 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4118 Tobias Grosser <grosser@fim.uni-passau>
4120 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
4122 (GBB_ALPHA): Removed.
4124 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4125 Tobias Grosser <grosser@fim.uni-passau.de>
4127 * graphite-data-ref.c (graphite_test_dependence): Don't use
4128 GBB_DYNAMIC_SCHEDULE.
4129 * graphite.c (new_graphite_bb): Same.
4130 (free_graphite_bb): Same.
4131 (build_scop_dynamic_schedules): Removed.
4132 (graphite_transform_loops): Don't call it.
4133 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
4134 (GBB_DYNAMIC_SCHEDULE): Removed.
4136 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4137 Tobias Grosser <grosser@fim.uni-passau.de>
4139 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
4140 (print_graphite_bb): Same.
4141 (build_cloog_prog): Same.
4143 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4144 Tobias Grosser <grosser@fim.uni-passau.de>
4146 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
4148 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4149 Tobias Grosser <grosser@fim.uni-passau.de>
4151 * graphite.c (build_scop_context): Don't use CloogMatrix.
4152 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
4153 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
4155 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4156 Tobias Grosser <grosser@fim.uni-passau.de>
4158 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
4159 liveout_renames, add_params fields...
4160 (struct sese): ... here.
4161 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
4162 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
4164 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4165 Tobias Grosser <grosser@fim.uni-passau.de>
4167 * graphite.c (print_scop): Do not print the CLooG program.
4168 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
4169 build_cloog_prog, gloog): Don't use SCOP_PROG.
4170 (find_transform): Renamed scop_to_clast.
4171 (print_generated_program, debug_generated_program): New.
4172 (graphite_transform_loops): Adapt to new interface.
4173 * graphite.h (struct scop): Remove program field.
4174 (SCOP_PROG): Removed.
4175 (print_generated_program, debug_generated_program): Declared.
4177 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4179 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
4180 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
4181 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
4182 free_graphite_bb, build_scop_canonical_schedules,
4183 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
4184 schedules are now represented using a ppl_Linear_Expression_t.
4185 * graphite.h (struct graphite_bb): Same.
4186 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
4187 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
4189 2009-02-15 Sebastian Pop <sebastian.pop@amd.com>
4191 * graphite.c: Free local memory.
4192 * graphite-ppl.c: Same.
4194 2009-02-15 Sebastian Pop <sebastian.pop@amd.com>
4196 * graphite.c (const_column_index, get_first_matching_sign_row_index,
4197 get_lower_bound_row, get_upper_bound_row, copy_constraint,
4198 swap_constraint_variables, scale_constraint_variable): Removed.
4199 (graphite_trans_bb_strip_mine): Remove pong.
4200 * graphite-ppl.c: Include missing header files.
4201 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
4202 * graphite-ppl.h (ppl_strip_loop): Declared.
4203 * Makefile.in (graphite-ppl.o): Adjust dependences.
4205 2009-02-14 Sebastian Pop <sebastian.pop@amd.com>
4207 * graphite.c (build_loop_iteration_domains): Remove ping pong.
4208 (build_scop_iteration_domain): Same.
4210 2009-02-13 Sebastian Pop <sebastian.pop@amd.com>
4212 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4214 (add_value_to_dim, scan_tree_for_params_right_scev,
4215 scan_tree_for_params_int): New.
4216 * graphite-ppl.c (oppose_constraint): New.
4217 (insert_constraint_into_matrix): Implement missing cases.
4218 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4220 2009-02-13 Sebastian Pop <sebastian.pop@amd.com>
4222 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4223 use ppl_move_dimension.
4225 2009-02-12 Sebastian Pop <sebastian.pop@amd.com>
4227 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
4230 * graphite-ppl.c: Same.
4231 * graphite-ppl.h: Same.
4233 2009-02-12 Sebastian Pop <sebastian.pop@amd.com>
4235 Revert last 3 commits.
4237 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4239 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4241 (add_value_to_dim, scan_tree_for_params_right_scev,
4242 scan_tree_for_params_int): New.
4243 * graphite-ppl.c (oppose_constraint): New.
4244 (insert_constraint_into_matrix): Implement missing cases.
4245 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4247 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4249 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
4251 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4252 Tobias Grosser <grosser@fim.uni-passau.de>
4254 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4255 use ppl_move_dimension.
4256 * graphite-ppl.c (ppl_move_dimension): New.
4257 * graphite-ppl.h (ppl_move_dimension): Declared.
4259 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4261 * graphite.c: Do not include cloog/cloog.h.
4262 (print_graphite_bb): Remove ping pong, call PPL print function.
4264 2009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
4266 * Makefile.in (OBJS-common): Add graphite-ppl.o.
4267 (graphite.o): Add dependence on graphite-ppl.h.
4268 (graphite-ppl.o): New.
4269 (graphite-data-ref.c): Ping pong between PPL data structures
4271 * graphite-ppl.c: New.
4272 * graphite-ppl.h: New.
4273 * graphite.c: Include graphite-ppl.h.
4274 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
4275 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
4276 Ping pong between PPL data structures and matrices.
4277 (new_graphite_bb): Create a PPL constraint system.
4278 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
4279 (build_loop_iteration_domains): Use PPL functions.
4280 * graphite.h: Include graphite-ppl.h. Fix comments.
4281 (graphite_bb): Use a ppl_Constraint_System_t instead of
4282 CloogMatrix for representing the domain.
4283 (scop): Remove static_schedule.
4284 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
4286 2009-02-06 Sebastian Pop <sebastian.pop@amd.com>
4288 * graphite.c: Fix some comments.
4290 2009-02-05 Sebastian Pop <sebastian.pop@amd.com>
4293 * graphite.c (if_region_set_false_region): After moving a region
4294 in the false branch of a condition, remove the empty dummy
4296 (gloog): Remove wrong fix for PR38953.
4298 2009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
4300 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
4301 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
4302 register_bb_in_sese, new_sese, free_sese): Moved.
4303 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
4304 outermost_loop_in_scop, build_scop_iteration_domain,
4305 expand_scalar_variables_ssa_name, get_vdef_before_scop,
4306 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
4307 Use loop_in_sese_p instead of loop_in_scop_p.
4308 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
4309 (free_scop): Do not free SCOP_BBS_B.
4310 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
4311 ref_nb_loops): Moved here...
4312 * graphite.h (ref_nb_loops): ... from here.
4313 (struct scop): Remove bbs_b bitmap.
4314 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
4315 * gcc.dg/graphite/scop-19.c: New
4317 2009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
4319 * graphite.c (scopdet_basic_block_info): Fix bug in scop
4322 2009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
4324 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
4325 eq_loop_to_cloog_loop): Remove.
4326 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
4327 * graphite.h (struct scop): Remove loop2cloog_loop.
4328 (loop_domain_dim, loop_iteration_vector_dim): Remove.
4330 2009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
4332 * opts.c (decode_options): Only add graphite options to O2
4333 if we compile with graphite enabled.
4335 2009-01-26 Sebastian Pop <sebastian.pop@amd.com>
4337 * Merge from mainline (r143163:143684).
4339 2009-01-26 Sebastian Pop <sebastian.pop@amd.com>
4341 * graphite.c (debug_value): Removed.
4342 * graphite.h (debug_value): Removed.
4344 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4346 * passes.c (init_optimization_passes): Do not call pass_copy_prop
4347 after graphite: pass_copy_prop does not maintain a proper loop closed
4348 SSA form. pass_copy_prop should be fixed.
4350 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4352 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
4354 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4356 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
4357 (gloog): Split the exit of the scop when the scop exit is a loop exit.
4358 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
4361 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
4363 * graphite.c (gloog): Return true when code gen succeeded.
4364 (graphite_transform_loops): Do not call cleanup_tree_cfg if
4365 the code of the function did not changed. After cleanup_tree_cfg
4366 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
4369 2009-01-19 Sebastian Pop <sebastian.pop@amd.com>
4371 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
4372 gimple_call_lhs is NULL.
4374 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
4375 Tobias Grosser <tobi.grosser@amd.com>
4377 * graphite.c (graphite_trans_scop_block): Do not block single
4380 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
4381 Tobias Grosser <tobi.grosser@amd.com>
4383 * graphite.c (build_scop_canonical_schedules): Start schedules at
4386 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
4387 Tobias Grosser <tobi.grosser@amd.com>
4389 * graphite.c (compare_prefix_loops): New.
4390 (build_scop_canonical_schedules): Rewritten.
4391 (graphite_transform_loops): Move build_scop_canonical_schedules
4392 after build_scop_iteration_domain.
4394 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4395 Tobias Grosser <tobi.grosser@amd.com>
4397 * graphite.c (add_conditions_to_domain): Add the loops to
4398 the dimension of the iteration domain. Do copy the domain
4399 only when it exists.
4400 (build_scop_conditions_1): Do not call add_conditions_to_domain.
4401 (add_conditions_to_constraints): New.
4402 (can_generate_code_stmt, can_generate_code): Removed.
4403 (gloog): Do not call can_generate_code.
4404 (graphite_transform_loops): Call add_conditions_to_constraints
4405 after building the iteration domain.
4407 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4408 Tobias Grosser <tobi.grosser@amd.com>
4409 Jan Sjodin <jan.sjodin@amd.com>
4411 * graphite.c (scan_tree_for_params): On substractions negate
4412 all the coefficients of the term.
4413 (clast_to_gcc_expression_red): New. Handle reduction expressions
4414 of more than two operands.
4415 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
4416 (get_vdef_before_scop): Handle also the case of default definitions.
4418 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4421 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
4422 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
4423 (gloog): Do not call cleanup_tree_cfg.
4424 (graphite_transform_loops): Call cleanup_tree_cfg after all
4425 scops have been code generated.
4427 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
4429 * passes.c (init_optimization_passes): Schedule after
4430 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
4432 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
4434 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
4436 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
4437 Set the type of an expression to the type of its assign statement.
4438 (expand_scalar_variables_expr): Do not pass loop_p.
4439 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
4440 (copy_bb_and_scalar_dependences): Do not pass loop_p.
4441 (translate_clast): Update call to copy_bb_and_scalar_dependences.
4443 2009-01-11 Sebastian Pop <sebastian.pop@amd.com>
4445 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
4446 an expression to the gimple_expr_type of its assign statement.
4447 (expand_scalar_variables_expr): Stop recursion on tcc_constant
4450 2009-01-11 Sebastian Pop <sebastian.pop@amd.com>
4452 PR tree-optimization/38786
4453 * gcc.dg/graphite/pr38786.c: New.
4454 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
4455 the SSA_NAME case of expand_scalar_variables_expr.
4456 (expand_scalar_variables_expr): Also gather the scalar computation
4457 used to index the memory access.
4458 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
4459 the gimple_stmt_iterator where it inserts new code.
4461 2009-01-10 Sebastian Pop <sebastian.pop@amd.com>
4463 * gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
4465 2009-01-10 Sebastian Pop <sebastian.pop@amd.com>
4467 * opts.c (decode_options): Enable flag_graphite_identity and
4468 flag_loop_block in -O2 and above.
4470 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
4472 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
4473 Fix merge problem: replace with the file from trunk.
4475 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
4477 * Merge from mainline (r141727:143163).
4479 2009-01-07 Sebastian Pop <sebastian.pop@amd.com>
4480 Jan Sjodin <jan.sjodin@amd.com>
4482 PR tree-optimization/38559
4483 * gcc.dg/graphite/pr38559.c: New.
4485 * graphite.c (debug_value, copy_constraint,
4486 swap_constraint_variables, scale_constraint_variable, ): New.
4487 (get_lower_bound, get_upper_bound): Removed.
4488 (graphite_trans_bb_strip_mine): Clean up this code that works
4489 only for constant number of iterations. Fully copy upper and
4490 lower bound constraints, not only the constant part of them.
4491 * graphite.h (debug_value): Declared.
4493 2009-01-06 Jan Sjodin <jan.sjodin@amd.com>
4495 PR tree-optimization/38492
4496 PR tree-optimization/38498
4497 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
4498 * tree-chrec.h (scev_is_linear_expression): Declared.
4499 * graphite.c (graphite_cannot_represent_loop_niter): New.
4500 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
4501 (graphite_loop_normal_form): Use gcc_assert.
4502 (scan_tree_for_params): Use CASE_CONVERT.
4503 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
4504 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
4505 Use gcc_assert. Discard scops that contain unhandled cases.
4506 (build_scop_conditions): Return a boolean status for unhandled cases.
4507 (strip_mine_profitable_p): Print the loop number, not its depth.
4508 (is_interchange_valid): Pass the depth of the loop nest, don't
4509 recompute it wrongly.
4510 (graphite_trans_bb_block): Same.
4511 (graphite_trans_bb_block): Print tentative of loop blocking.
4512 (graphite_trans_scop_block): Do not print that the loop has been
4514 (graphite_transform_loops): Do not handle scops that contain condition
4517 * gcc.dg/graphite/pr38500.c: Fixed warning as committed
4519 * gcc.dg/graphite/block-0.c: Update test.
4520 * gcc.dg/graphite/block-1.c: Same.
4521 * gcc.dg/graphite/block-2.c: Remove xfail and test for
4523 * gcc.dg/graphite/block-4.c: Remove test for strip mine.
4524 * gcc.dg/graphite/block-3.c: New.
4525 * gcc.dg/graphite/pr38498.c: New.
4527 2008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
4529 PR tree-optimization/38510
4530 * gcc.dg/graphite/pr38510.c: New.
4531 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
4532 (translate_clast): Call recompute_all_dominators before
4534 (gloog): Call recompute_all_dominators before graphite_verify.
4536 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
4538 PR tree-optimization/38492
4539 * graphite.c (rename_map_elt, debug_rename_elt,
4540 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
4541 rename_map_elt_info, eq_rename_map_elts,
4542 get_new_name_from_old_name, bb_in_sese_p): Moved around.
4543 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
4544 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
4545 (sese_build_livein_liveouts): New.
4546 (new_sese, free_sese): New.
4547 (new_scop): Call new_sese.
4548 (free_scop): Call free_sese.
4549 (rename_variables_from_edge, rename_phis_end_scop): Removed.
4550 (register_old_new_names): Renamed register_old_and_new_names.
4551 (register_scop_liveout_renames, add_loop_exit_phis,
4552 insert_loop_close_phis, struct igp,
4553 default_liveout_before_guard, add_guard_exit_phis,
4554 insert_guard_phis, copy_renames): New.
4555 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
4556 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
4557 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
4558 (scop_adjust_phis_for_liveouts): New.
4559 (gloog): Call scop_adjust_phis_for_liveouts.
4561 * graphite.h (struct sese): Documented. Added fields liveout,
4563 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
4564 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
4565 (struct scop): Added field liveout_renames.
4566 (SCOP_LIVEOUT_RENAMES): New.
4568 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4570 PR tree-optimization/38409
4571 * gcc.dg/graphite/pr38409.c: New.
4572 * graphite.c (nb_reductions_in_loop): Use simple_iv.
4574 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4576 * graphite.c (gcc_type_for_cloog_iv): By default return
4578 (graphite_create_new_loop): Don't fold_convert the already
4579 fold_convert-ed expression.
4581 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
4583 PR tree-optimization/38446
4584 * gcc.dg/graphite/pr38446.c: New.
4585 * graphite.c (register_bb_in_sese): New.
4586 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
4587 looking at the bbs in the region.
4588 * graphite.h (sese): Add region_basic_blocks pointer set to
4589 structure and initialize at the time of defining new scop.
4591 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
4593 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
4594 (find_params_in_bb): Do not free data refs.
4595 (free_graphite_bb): Add FIXME on disabled free_data_refs.
4597 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4599 * gcc.dg/graphite/scop-16.c: Test only scop specific info.
4600 * gcc.dg/graphite/scop-17.c: Same.
4601 * gcc.dg/graphite/block-5.c: New.
4602 * gcc.dg/graphite/block-6.c: New.
4603 * gcc.dg/graphite/pr37485.c: Clean dump file after.
4604 * gcc.dg/graphite/pr37684.c: Same.
4605 * gcc.dg/graphite/block-2.c: Same.
4607 * graphite.c (struct ivtype_map_elt): New.
4608 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
4609 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
4610 gcc_type_for_cloog_iv): New.
4611 (loop_iv_stack_patch_for_consts): Use the type of the induction
4612 variable from the original loop, except for the automatically
4613 generated loops, i.e., in the case of a strip-mined loop, in
4614 which case there is no original loop: in that case just use
4616 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
4617 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
4618 (clast_name_to_gcc): Accept params to be NULL.
4619 (clast_to_gcc_expression): Take an extra parameter for the type.
4620 Convert to that type all the expressions built by this function.
4621 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
4622 (graphite_translate_clast_equation): Compute the type of the
4623 clast_equation before translating its LHS and RHS.
4624 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
4625 (graphite_create_new_loop): Compute the type of the induction
4626 variable before translating the lower and upper bounds and before
4627 creating the induction variable.
4628 (rename_variables_from_edge, rename_phis_end_scop): New.
4629 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
4630 (sese_add_exit_phis_edge): Do not use integer_zero_node.
4631 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
4632 compute_cloog_iv_types): New.
4633 (gloog): Call compute_cloog_iv_types before starting the
4634 translation of the clast.
4636 * graphite.h (struct graphite_bb): New field cloog_iv_types.
4637 (GBB_CLOOG_IV_TYPES): New.
4638 (debug_ivtype_map): Declared.
4639 (oldiv_for_loop): New.
4641 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
4644 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
4645 (param_index): Assert if parameter is not know after parameter
4647 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
4648 (find_scop_parameters): Mark, that we have finished parameter
4650 (graphite_transform_loops): Move condition detection before parameter
4652 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
4653 * gfortran.dg/graphite/pr38459.f90: New.
4655 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
4657 * graphite.c (graphite_transform_loops): Always call find_transform ()
4658 in ENABLE_CHECKING. So we test these code paths, even if we do not
4661 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
4663 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
4664 (print_scop): Ditto.
4666 2008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
4669 Fix gfortran.dg/graphite/id-3.f90.
4670 * graphite.c (scopdet_basic_block_info): Fix bug that found some
4671 regions more than once.
4673 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4675 Fix gfortran.dg/graphite/id-4.f90.
4676 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
4679 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4681 Fix gfortran.dg/graphite/id-1.f90.
4682 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
4683 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
4684 (max_precision_type): New.
4685 (value_clast): Removed.
4686 (clast_to_gcc_expression): Be more careful to types of expressions.
4687 Use max_precision_type and update use of gmp_cst_to_tree.
4688 (graphite_translate_clast_equation): Use max_precision_type.
4689 (graphite_create_guard_cond_expr): Do not use integer_type_node,
4690 use the type of the condition.
4691 (graphite_create_new_loop): Do not use integer_type_node, use the
4692 max_precision_type of lb and ub.
4694 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4696 * graphite.c (build_scops_1): Initialize open_scop.exit
4699 2008-12-02 Sebastian Pop <sebastian.pop@amd.com>
4701 * gcc.dg/graphite/pr38084.c: New.
4702 * gfortran.dg/graphite/id-1.f90: New.
4703 * gfortran.dg/graphite/id-2.f90: New.
4704 * gfortran.dg/graphite/id-3.f90: New.
4705 * gfortran.dg/graphite/id-4.f90: New.
4706 * gfortran.dg/graphite/pr37857.f90: New.
4708 2008-12-02 Sebastian Pop <sebastian.pop@amd.com>
4709 Jan Sjodin <jan.sjodin@amd.com>
4710 Harsha Jagasia <harsha.jagasia@amd.com>
4722 * gcc.dg/graphite/pr38073.c: New.
4723 * gcc.dg/graphite/pr37928.c: New.
4724 * gcc.dg/graphite/pr37883.c: New.
4725 * gcc.dg/graphite/pr38125.c: New.
4726 * gfortran.dg/graphite/pr38083.f90: New.
4727 * gfortran.dg/graphite/pr37852.f90: New.
4728 * gfortran.dg/graphite/pr37980.f90: New.
4730 * gcc.dg/graphite/scop-18.c: Remove reduction, test for
4731 the number of detected scops. Copy exact same test for loop
4733 * gcc.dg/graphite/block-1.c: Fix the number of expected
4734 loops to be blocked as reductions are not handled.
4735 * gcc.dg/graphite/block-4.c: ...here. New.
4737 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
4738 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
4740 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
4741 * Makefile.in (graphite.o): Depend on value-prof.h.
4742 (graphite.o-warn): Removed -Wno-error.
4743 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
4744 to be a NULL pointer. Call update_stmt. Return the newly created
4745 cannonical induction variable.
4747 * graphite.h (debug_rename_map): Declared. Fix some comments.
4749 * graphite.c: Reimplement the code generation from graphite to gimple.
4750 Include value-prof.h.
4751 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
4752 (get_old_iv_from_ssa_name): Removed.
4753 (graphite_stmt_p): New.
4754 (new_graphite_bb): Test for useful statements before building a
4755 graphite statement for the basic block.
4756 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
4757 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
4759 (recompute_all_dominators, graphite_verify,
4760 nb_reductions_in_loop, graphite_loop_normal_form): New.
4761 (scop_record_loop): Call graphite_loop_normal_form.
4762 (build_scop_loop_nests): Iterate over all the blocks of the
4763 function instead of relying on the incomplete information from
4764 SCOP_BBS. Return the success of the operation.
4765 (find_params_in_bb): Use the data from GBB_DATA_REFS.
4766 (add_bb_domains): Removed.
4767 (build_loop_iteration_domains): Don't call add_bb_domains.
4768 Add the iteration domain only to the basic blocks that have been
4769 translated to graphite.
4770 (build_scop_conditions_1): Add constraints only if the basic
4771 block have been translated to graphite.
4772 (build_scop_data_accesses): Completely disabled until data
4773 dependence is correctly implemented.
4774 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
4775 (remove_all_edges_1, remove_all_edges): Removed.
4776 (get_new_name_from_old_name): New.
4777 (graphite_rename_variables_in_stmt): Renamed
4778 rename_variables_in_stmt. Call get_new_name_from_old_name.
4779 Use replace_exp and update_stmt.
4780 (is_old_iv): Renamed is_iv.
4781 (expand_scalar_variables_stmt): Extra parameter for renaming map.
4782 Use replace_exp and update_stmt.
4783 (expand_scalar_variables_expr): Same. Use the map to get the
4784 new names for the renaming of induction variables and for the
4785 renaming of variables after a basic block has been copied.
4786 (expand_scalar_variables): Same.
4787 (graphite_rename_variables): Renamed rename_variables.
4788 (move_phi_nodes): Removed.
4789 (get_false_edge_from_guard_bb): New.
4790 (build_iv_mapping): Do not insert the induction variable of a
4791 loop in the renaming iv map if the basic block does not belong
4793 (register_old_new_names, graphite_copy_stmts_from_block,
4794 copy_bb_and_scalar_dependences): New.
4795 (translate_clast): Heavily reimplemented: copy basic blocks,
4796 do not move them. Finally, in call cleanup_tree_cfg in gloog.
4797 At each translation step call graphite_verify ensuring the
4798 consistency of the SSA, loops and dominators information.
4799 (collect_virtual_phis, find_vdef_for_var_in_bb,
4800 find_vdef_for_var_1, find_vdef_for_var,
4801 patch_phis_for_virtual_defs): Removed huge hack.
4802 (mark_old_loops, remove_dead_loops, skip_phi_defs,
4803 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
4804 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
4805 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
4806 if_region_get_condition_block, if_region_set_false_region,
4807 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
4808 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
4809 sese_add_exit_phis_edge, sese_add_exit_phis_var,
4810 rewrite_into_sese_closed_ssa): New.
4811 (gloog): Remove dead code. Early return if code cannot be
4812 generated. Call cleanup_tree_cfg once the scop has been code
4814 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
4815 block loops with less than two loops.
4816 (graphite_apply_transformations): Remove the call to
4817 scop_remove_ignoreable_gbbs.
4818 (limit_scops): When build_scop_loop_nests fails, continue on
4819 the next scop. Fix open_scop.entry.
4820 (graphite_transform_loops): Call recompute_all_dominators: force the
4821 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
4822 Call initialize_original_copy_tables and free_original_copy_tables
4823 to be able to copy basic blocks during code generation.
4824 When build_scop_loop_nests fails, continue on next scop.
4825 (value_clast): New union.
4826 (clast_to_gcc_expression): Fix type cast warning.
4828 2008-11-09 Sebastian Pop <sebastian.pop@amd.com>
4830 * Merge from mainline (r140838:141727).
4832 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4836 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
4838 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4842 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
4843 exits and conditions.
4844 * gcc.dg/graphite/pr37943.c: New.
4846 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4849 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
4851 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4853 * doc/invoke.texi: Fix spaces.
4855 2008-10-22 Sebastian Pop <sebastian.pop@amd.com>
4857 PR tree-optimization/37891
4858 Reverted last commit.
4859 * graphite.c (create_single_entry_edge): Set
4860 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4862 2008-10-21 Sebastian Pop <sebastian.pop@amd.com>
4863 Mitul Thakkar <mitul.thakkar@amd.com>
4865 * graphite.c (create_single_entry_edge): Set
4866 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4868 2008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
4870 * doc/invoke.texi: Add -fgraphite-identity.
4871 * graphite.c (graphite_apply_transformations): Check for
4872 -fgraphite-identity.
4873 * toplev.c (process_options): Add flag_graphite_identity.
4874 * tree-ssa-loop.c: Add flag_graphite_identity.
4876 2008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4878 Undo changes from 2008-10-02:
4879 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4880 operand type when copying the operand to a variable of different type.
4881 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4882 with the IV name after increment.
4884 2008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4885 Harsha Jagasia <harsha.jagasia@amd.com>
4887 PR tree-optimization/37828
4888 * gcc.dg/graphite/pr37828.c: New.
4889 * graphite.c (graphite_trans_loop_block): Do not loop block
4890 single nested loops.
4892 2008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
4893 Sebastian Pop <sebastian.pop@amd.com>
4895 * graphite.c (struct rename_map_elt, new_rename_map_elt,
4896 rename_map_elt_info, eq_rename_map_elts): New.
4897 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
4898 (expand_scalar_variables_expr): Change parameters.
4899 (expand_scalar_variables_stmt): Same.
4900 (expand_scalar_variables): Same.
4901 (graphite_rename_ivs): Rename graphite_rename_variables.
4902 (build_iv_mapping): New.
4903 (translate_clast): Call build_iv_mapping.
4904 * graphite.h (gbb_p): New name.
4906 2008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
4908 PR tree-optimization/37684
4909 * gcc.dg/graphite/pr37684.c: New.
4910 * graphite.c (exclude_component_ref): New.
4911 (is_simple_operand): Call exclude_component_ref.
4913 2008-10-02 Jan Sjodin <jan.sjodin@amd.com>
4914 Harsha Jagasia <harsha.jagasia@amd.com>
4916 PR tree-optimization/37485
4917 * gcc.dg/graphite/block-2.c: New
4918 * graphite.c (gmp_cst_to_tree): Moved.
4919 (iv_stack_entry_is_constant): New.
4920 (iv_stack_entry_is_iv): New.
4921 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
4922 (loop_iv_stack_insert_constant): New.
4923 (loop_iv_stack_pop): Use new datatpype.
4924 (loop_iv_stack_get_iv): Same.
4925 (loop_iv_stack_get_iv_from_name): Same.
4926 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
4927 (loop_iv_stack_patch_for_consts): New.
4928 (loop_iv_stack_remove_constants): New.
4929 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
4930 (translate_clast): Call loop_iv_stack_patch_for_consts and
4931 loop_iv_stack_remove_constants.
4932 (gloog): Use new datatype. Redirect construction edge to end
4933 block to avoid accidental deletion.
4934 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
4936 (union iv_stack_entry_data): New. Data in iv stack entry.
4937 (struct iv_stack_entry): New. Datatype for iv stack entries.
4939 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4941 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4942 operand type when copying the operand to a variable of different type.
4944 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4946 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4947 with the IV name after increment.
4949 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4951 * Merge from mainline (r140164:140838).
4953 2008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4955 * graphite-data-ref.c: New.
4956 * graphite.c (print_scop): Also dump the dependence graph.
4957 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
4958 (new_scop): Initialize SCOP_DEP_GRAPH.
4959 (build_scop_dynamic_schedules): New.
4960 (build_access_matrix_with_af): Fixed column numbering.
4961 (graphite_transform_loops): Call build_scop_dynamic_schedules.
4962 * graphite.h: Add ifndef/define guards against multiple inclusion.
4963 (struct scop): Add dep_graph field.
4964 (SCOP_DEP_GRAPH): Defined.
4965 (ref_nb_loops): Fixed and moved to other position.
4966 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
4967 (nb_loops_around_loop_in_scop): New.
4968 (graphite_dump_dependence_graph): Declared.
4969 (graphite_build_rdg_all_levels): Declared.
4970 (graphite_test_dependence): Declared.
4971 * Makefile.in (graphite-data-ref.o): New target.
4973 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4975 * Merge from mainline (139870:140164).
4977 2008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4979 * Merge from mainline (138275:139870).
4980 * gcc.dg/graphite/scop-matmult.c: XFailed as one of
4981 the commits from trunk broke the niter detection.
4983 2008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4985 * graphite.c: Add more documentation. Fix formatting.
4986 (debug_loop_vec, debug_oldivs, loop_iv_stack,
4987 loop_iv_stack_debug): Moved...
4988 (schedule_to_scattering): Move before use.
4989 (dot_all_scops): Include in "#if 0" the code for system
4992 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
4993 loop_iv_stack_debug): ...here.
4995 2008-08-29 Jan Sjodin <jan.sjodin@amd.com>
4997 * tree-phinodes.c (make_phi_node): Extern.
4998 (add_phi_node_to_bb): New.
4999 (create_phi_node): Call add_phi_node_to_bb.
5000 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5001 (remove_statement): Handle case where stored phi was updated
5002 and is no longer the same.
5003 * graphite.c (is_parameter): New.
5005 (expand_scalar_variables_expr): New.
5006 (expand_scalar_variables_stmt): New.
5007 (expand_scalar_variables): New.
5008 (move_phi_nodes): Create new phi instead of moving old one.
5009 (translate_clast): Call expand_scalar_variables.
5010 (find_vdef_for_var_in_bb): Also scan regular definitions.
5011 (skip_phi_defs): New.
5012 (collect_scop_exit_phi_args): New.
5013 (patch_scop_exit_phi_args): New.
5014 (gloog): Patch phis after scop.
5015 * tree-flow.h: (add_phi_node_to_bb): Declared.
5016 (make_phi_node): Declared.
5018 2008-08-26 Sebastian Pop <sebastian.pop@amd.com>
5020 * graphite.c (end_scop): Split the entry of the scop when it
5021 is the header of the loop in which the scop is ending.
5022 (build_scops_1, limit_scops): Update uses of end_scop.
5024 2008-08-26 Sebastian Pop <sebastian.pop@amd.com>
5026 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
5027 SCOP_ENTRY or SCOP_EXIT.
5029 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5031 * graphite.c (get_construction_edge): Removed.
5032 (gloog): Construction edge is the scop entry edge.
5034 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5036 * graphite.c (can_generate_for_scop): Removed.
5037 (gloog): Do not call it.
5039 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5041 * graphite.c (new_scop): Entry of a scop is an edge.
5042 Initialize SESE region.
5043 (free_scop): Free SESE region.
5044 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
5045 (split_difficult_bb): New, split from end_scop.
5046 (end_scop): Exit of a scop is an edge.
5047 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
5048 not automatically updated and thus is always wrong.
5049 * graphite.h (struct sese): New.
5052 (struct scop): New field for a SESE region. Remove entry, exit.
5053 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
5054 semantics as before. Moved comment around.
5056 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5057 Sebastian Pop <sebastian.pop@amd.com>
5059 * graphite.c (graphite_transform_loops): Always enable gloog
5060 and find_transform when ENABLE_CHECKING.
5062 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5064 * graphite.c (graphite_transform_loops): Move pretty printer
5065 of SCOPs before doing any transform. Remove call to print_scops
5066 and dot_all_scops_1.
5068 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5070 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
5071 (print_graphite_bb): Same.
5073 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5075 * graphite.c (dot_all_scops_1): Cleanup.
5076 (move_scops): Fix comment.
5078 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5080 * graphite.c (build_scop_bbs): Revert commit 139355:
5082 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5083 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5085 * graphite.c (build_scop_bbs): Factor up code.
5087 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5089 * graphite.c (gloog): Update dominator info.
5091 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5093 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
5095 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5097 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
5099 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
5100 (translate_clast): Correct formatting.
5101 * graphite.h (struct num_map): Removed.
5102 (struct graphite_bb): Remove num_map field.
5103 (GBB_INDEX_TO_NUM_MAP): Removed.
5105 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5107 * graphite.c (build_access_matrix_with_af): Fix comments.
5108 (build_scop_data_accesses): Same.
5110 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5112 * graphite.c (build_scop_data_accesses): Don't construct
5113 access matrices. Add a FIXME and an assert condition that
5114 should pass when the access matrices will be needed.
5116 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5118 * tree-data-ref.c (stmt_simple_memref_p): Don't call
5120 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
5121 Moved close by free_graphite_bb.
5122 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
5123 (new_scop): Move close by free_scop.
5124 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
5126 2008-08-22 Jan Sjodin <jan.sjodin@amd.com>
5128 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
5129 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
5130 instead of recursive call.
5131 (graphite_translate_clast_equation): New.
5132 (graphite_create_guard_cond_expr): New.
5133 (graphite_create_new_guard): New.
5134 (get_stack_index_from_iv): Removed.
5135 (graphite_rename_ivs_stmt): Use gbb_loop_index.
5136 (get_true_edge_from_guard_bb): New.
5137 (translate_clast): Handle stmt_guard in clast.
5138 (get_construction_edge): Allow construction edge detection for
5139 a scope entry with multiple predecessors if one predecessor is
5140 the immediate dominator of scope entry.
5141 (can_generate_code_stmt): Enable code generation for clast_guard.
5142 (gloog): Use correct context loop. Removed check for post dominators.
5143 * cfgloop.h (create_empty_if_region_on_edge): Declared.
5145 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5147 * graphite.c (remove_dead_loops): Document better which
5150 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5152 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
5154 (graphite.o): Also depends on pointer-set.h.
5156 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5158 * graphite.c (scop_record_loop): Fix compile warning.
5160 2008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
5161 Sebastian Pop <sebastian.pop@amd.com>
5163 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
5165 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5167 * graphite.c (build_graphite_bb): Initialize bb->aux to
5168 point to the graphite_bb_p.
5169 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
5171 (add_bb_domains): Does not use the scop parameter.
5172 (graphite_transform_loops): Clean bb->aux at the end.
5174 2008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5175 Sebastian Pop <sebastian.pop@amd.com>
5177 * lib/target-supports.exp
5178 (check_effective_target_fgraphite): New.
5180 * gcc.dg/graphite/graphite.exp: Early exit when
5181 check_effective_target_fgraphite returns false.
5182 Set dg-do-what-default to compile.
5183 (scan-graphite-dump-times): Removed.
5184 * gfortran.dg/graphite/graphite.exp: Same.
5186 * gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
5187 Use scan-tree-dump-times instead of scan-graphite-dump-times.
5188 * gcc.dg/graphite/scop-1.c: Same.
5189 * gcc.dg/graphite/scop-2.c: Same.
5190 * gcc.dg/graphite/scop-3.c: Same.
5191 * gcc.dg/graphite/scop-4.c: Same.
5192 * gcc.dg/graphite/scop-5.c: Same.
5193 * gcc.dg/graphite/scop-6.c: Same.
5194 * gcc.dg/graphite/scop-7.c: Same.
5195 * gcc.dg/graphite/scop-8.c: Same.
5196 * gcc.dg/graphite/scop-9.c: Same.
5197 * gcc.dg/graphite/scop-10.c: Same.
5198 * gcc.dg/graphite/scop-11.c: Same.
5199 * gcc.dg/graphite/scop-12.c: Same.
5200 * gcc.dg/graphite/scop-13.c: Same.
5201 * gcc.dg/graphite/scop-matmult.c: Same.
5202 * gcc.dg/graphite/scop-14.c: Same.
5203 * gcc.dg/graphite/scop-15.c: Same.
5204 * gcc.dg/graphite/block-0.c: Same.
5205 * gcc.dg/graphite/scop-16.c: Same.
5206 * gcc.dg/graphite/block-1.c: Same.
5207 * gcc.dg/graphite/scop-17.c: Same.
5208 * gcc.dg/graphite/scop-18.c: Same.
5209 * gfortran.dg/graphite/block-1.f90: Same.
5210 * gfortran.dg/graphite/scop-1.f: Same.
5211 * gfortran.dg/graphite/block-2.f: Same.
5213 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5215 * graphite.c: Fix some XXX comments.
5216 (build_scop_dynamic_schedules): Removed.
5218 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5220 * graphite.h (scop_max_loop_depth): Moved...
5221 * graphite.c (scop_max_loop_depth): ...here.
5222 (remove_all_edges_1): New.
5223 (remove_all_edges): Factored code.
5224 (remove_cond_exprs): Check only the last statement for
5225 a GIMPLE_COND expression.
5227 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5229 * graphite.c (scan_tree_for_params): Early return when the
5230 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
5231 (find_scop_parameters): Factor out code.
5232 (graphite_trans_bb_strip_mine): Remove dead code.
5234 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5236 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
5237 graphite_trans_bb_move_loop): Factor asserts.
5238 (gloog): Perform sanity checks only for ENABLE_CHECKING.
5239 Do not call calculate_dominance_info and estimate_bb_frequencies.
5241 2008-08-20 Jan Sjodin <jan.sjodin@amd.com>
5243 * graphite.c (create_loops_mapping, free_loops_mapping,
5244 create_loops_mapping_num, debug_loop_mapping_1,
5245 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
5246 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
5247 graphite_loops_mapping_add_child_num,
5248 graphite_loops_mapping_insert_child,
5249 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
5250 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
5251 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
5252 create_num_from_index, get_num_from_index,
5253 swap_loop_mapped_depth): Removed.
5254 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
5255 (free_scop): Do not call free_loops_mapping.
5256 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
5257 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
5258 get_loop_mapped_depth.
5259 (graphite_trans_bb_move_loop): Do not update the loop mapping.
5260 (graphite_trans_bb_strip_mine): Same.
5261 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
5262 (struct scop): Remove field loops_mapping.
5264 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5265 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5267 * graphite.c (scop_record_loop): Factor out one level of the
5268 condition by early return.
5269 (build_scop_loop_nests): Format following FSF coding style.
5270 (build_scop_dynamic_schedules): Factor out code.
5271 (scopdet_bb_info): Reindent. Default case should not be reachable.
5273 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5274 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5276 * graphite.c (loop_affine_expr): Check for DECL_P or struct
5277 assignments that are not handled as simple operands for now.
5279 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5280 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5282 * graphite.c (build_scop_bbs): Factor up code.
5284 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5285 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5287 * graphite.c (stmt_simple_for_scop_p): Factor code out
5289 (enum gbb_type): New. Group all the GBB_* types under it.
5290 (is_loop_exit): Moved...
5291 (end_scop): Enable BB spliting.
5292 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
5293 * cfgloop.h (is_loop_exit): Declared.
5295 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5297 * doc/invoke.texi: Remove strides from examples containing
5298 DO loops when the strides are equal to 1.
5300 2008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
5301 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5303 * graphite.c (graphite_trans_scop_block): Or the result with
5304 the result from graphite_trans_loop_block.
5305 * gcc.dg/graphite/block-1.c: New.
5306 * gfortran.dg/graphite/block-1.f90: New.
5307 * gfortran.dg/graphite/block-2.f: New.
5309 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5311 * graphite.c (graphite_transform_loops): Call cloog_initialize
5314 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5316 * tree-data-ref.c) (stmt_simple_memref_p): New.
5317 * tree-data-ref.h (stmt_simple_memref_p): Declared.
5318 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
5319 (is_simple_operand): Call stmt_simple_memref_p.
5321 * gcc.dg/graphite/scop-matmult.c: Updated for not
5322 using pointer arithmetic, as this is optimized by PRE and
5323 makes the code too difficult to analyze.
5325 * gcc.dg/graphite/scop-18.c: Same.
5327 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5329 * gdbinit.in (pgg): New.
5331 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5333 * graphite.c (graphite_trans_loop_block): Fix warning.
5335 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5337 * graphite.c (graphite_trans_loop_block): Fix my merge error.
5339 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5341 * graphite.c (graphite_trans_bb_block): Remove check for
5342 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
5343 Check if loop blocking is profitable for every loop, before applying
5345 (graphite_apply_transformations): Call graphite_trans_bb_block only,
5346 if flag_loop_block is set.
5348 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5350 * graphite.c: Add some more documentation for the loop
5353 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5355 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
5356 * graphite.c: Format on less than 80 columns.
5359 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5361 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
5363 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5365 * doc/invoke.texi (floop-block, floop-strip-mine,
5366 floop-interchange): Update documentation with examples.
5368 2008-08-13 Sebastian Pop <sebastian.pop@amd.com>
5370 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
5372 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
5374 2008-08-13 Sebastian Pop <sebastian.pop@amd.com>
5376 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
5377 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
5378 * tree-scalar-evolution.c: Revert useless changes.
5379 * tree-phinodes.c: Same.
5382 * tree-vectorizer.h: Same.
5383 * tree-flow.h: Same.
5385 * common.opt (fgraphite): Update documentation.
5387 2008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
5389 * doc/invoke.texi (-floop-block, -floop-strip-mine,
5390 -floop-interchange): Add more text for explaining what each of these
5392 * tree-into-ssa.c (gimple_vec): Moved to...
5393 * graphite.c: Include gimple.h.
5394 (gimple_vec): Moved to...
5395 (del_loop_to_cloog_loop): Removed.
5396 (loop_affine_expr): Do not call create_data_ref when the
5397 operand is a constant.
5398 (new_scop): Use free instead of del_loop_to_cloog_loop.
5399 * Makefile.in (graphite.o): Depend on GIMPLE_H.
5400 * gimple.h (gimple_vec): ... here.
5402 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5404 * graphite.c (scopdet_bb_info): Only allow loops with known number of
5406 (build_loop_iteration_domains): Fail, if latch executions unknown.
5408 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5410 * graphite.c (add_conditions_to_domain): New.
5411 (build_scop_conditions_1): Call add_conditions_to_domain.
5412 (set_cloog_options): Allow to disable optimizations.
5414 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5416 * graphite.c (find_params_in_bb): Look for parameters in conditions.
5417 Do not use walk_dominator_tree.
5418 (find_scop_parameters): Do not use walk_dominator_tree.
5420 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5422 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
5423 (idx_record_params): Adapt.
5424 * graphite.h (scop_gimple_loop_depth): New.
5426 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5428 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
5429 (scan_tree_for_params): Remove value_init.
5430 (build_scop_context): Remove value_init.
5431 (build_loop_iteration_domains): Remove value_init.
5432 (schedule_to_scattering): Remove value_init.
5433 (graphite_trans_bb_strip_mine): Remove value_init.
5435 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5437 * gcc/graphite.c (limit_scops): New.
5438 (graphite_transform_loops): Add limit SCoPs.
5439 * gcc.dg/graphite/scop-0.c: Update number of SCoPs.
5440 * gcc.dg/graphite/scop-1.c: Update number of SCoPs.
5441 * gcc.dg/graphite/scop-10.c: Update number of SCoPs.
5442 * gcc.dg/graphite/scop-11.c: Update number of SCoPs.
5443 * gcc.dg/graphite/scop-12.c: Update number of SCoPs.
5444 * gcc.dg/graphite/scop-13.c: Update number of SCoPs.
5445 * gcc.dg/graphite/scop-14.c: Update number of SCoPs.
5446 * gcc.dg/graphite/scop-15.c: Update number of SCoPs.
5447 * gcc.dg/graphite/scop-16.c: Update number of SCoPs.
5448 Change loop numbers.
5449 * gcc.dg/graphite/scop-17.c: Update number of SCoPs.
5450 Change loop numbers.
5451 * gcc.dg/graphite/scop-18.c: Update number of SCoPs.
5452 * gcc.dg/graphite/scop-2.c: Update number of SCoPs.
5453 * gcc.dg/graphite/scop-3.c: Update number of SCoPs.
5454 * gcc.dg/graphite/scop-4.c: Update number of SCoPs.
5455 * gcc.dg/graphite/scop-5.c: Update number of SCoPs.
5456 * gcc.dg/graphite/scop-6.c: Update number of SCoPs.
5457 * gcc.dg/graphite/scop-7.c: Update number of SCoPs.
5458 * gcc.dg/graphite/scop-8.c: Update number of SCoPs.
5459 * gcc.dg/graphite/scop-9.c: Update number of SCoPs.
5460 * gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
5462 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5464 * graphite.c (graphite_transform_loops): Call always find_transform.
5466 2008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
5468 * graphite.c (free_loops_mapping): New.
5469 (stmt_simple_for_scop_p): Fix typo.
5470 (stmt_simple_for_scop_p): Fix tuples functions, that
5472 (free_graphite_bb): Fix some memleaks.
5473 (free_scop): Fix some memleaks.
5474 (scopdet_bb_info): Do not forget some tmp SCoPs.
5475 (find_params_in_bb): Fix some memleaks.
5476 (clast_to_gcc_expression): Fix warning.
5478 2008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
5480 * gcc.dg/graphite/scop-16.c: Fix for 32bit.
5481 * gcc.dg/graphite/scop-17.c: Fix for 32bit.
5483 2008-08-04 Sebastian Pop <sebastian.pop@amd.com>
5485 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
5486 Move code ifdef-ed HAVE_cloog...
5487 * graphite.c: Include toplev.h.
5489 * Makefile.in (OBJS-common): Always build graphite.o.
5490 (BACKEND): Remove @GRAPHITE@.
5491 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
5492 (graphite.o): Depend on TOPLEV_H.
5494 2008-08-04 Sebastian Pop <sebastian.pop@amd.com>
5496 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
5497 Remove typo left from polylib to ppl conversion.
5498 * graphite.c (graphite_transforms): Use sorry instead of fatal.
5500 2008-08-03 Sebastian Pop <sebastian.pop@amd.com>
5502 * toplev.c (process_options): Move the graphite loop optimization
5504 * tree-ssa-loop.c (graphite_transforms): ... here.
5505 When not configured with CLooG, print to dump_file that
5506 Graphite transforms were not performed.
5507 * gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
5509 * gcc.dg/graphite/*.c: Updated all testcases to use
5510 scan-graphite-dump-times.
5512 2008-08-03 Sebastian Pop <sebastian.pop@amd.com>
5514 * graphite.c (dot_scop, dot_all_scops): Do not call system.
5515 Do not open /tmp/scop.dot and /tmp/allscops.dot.
5517 2008-08-02 Sebastian Pop <sebastian.pop@amd.com>
5518 Jan Sjodin <jan.sjodin@amd.com>
5520 * configure: Regenerated.
5521 * omp-low.c (expand_omp_sections): Remove now unused code.
5522 * config.in (HAVE_polylib): Removed.
5523 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
5524 (PPLLIBS, PPLINC): Added.
5525 * graphite.c: Replace unsigned with int wherever possible.
5526 Don't access Cloog's data structures, but use accessor functions.
5527 Clast's stmt->type is now implemented as a vtable: change the
5528 switches of stmt->type into ifs.
5529 (polylib/polylibgmp.h): Don't include.
5530 (initialize_dependence_polyhedron,
5531 initialize_data_dependence_polyhedron, is_empty_polyhedron,
5532 statement_precedes_p, test_dependence, build_rdg_all_levels,
5533 dump_dependence_graph): Removed until this code is cleaned up
5535 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
5536 (POLYLIBINC): Renamed PPLINC.
5538 2008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
5539 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5540 Jan Sjodin <jan.sjodin@amd.com>
5542 Finish the merge and tuplification of graphite.
5544 2008-07-24 Sebastian Pop <sebastian.pop@amd.com>
5545 Jan Sjodin <jan.sjodin@amd.com>
5547 Partial merge from mainline (138072:138275).
5548 * graphite.c still has to be tuplified.
5550 2008-07-29 Jan Sjodin <jan.sjodin@amd.com>
5552 * graphite.c (graphite_loops_mapping_max_loop_num): New.
5553 (create_num_from_index): New.
5554 (get_num_from_index): Also pass in the graphite BB.
5555 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
5556 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
5557 (graphite_trans_bb_strip_mine): Call create_num_from_index.
5558 (is_interchange_valid): Return false when failing.
5559 * graphite.h (struct num_map): New.
5560 (struct graphite_bb): New field num_map.
5561 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
5563 2008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
5565 * graphite.c (dump_gbb_conditions): Print also conditions like
5566 "if (a)". Remove dublicated code and use print_generic_expr ().
5567 (stmt_simple_for_scop_p): Only allow conditions we can handle
5570 2008-07-25 Jan Sjodin <jan.sjodin@amd.com>
5572 * graphite.h (struct scop): Removed new_ivs field.
5573 (SCOP_NEWIVS): Deleted.
5574 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
5575 clast_to_gcc_expression, graphite_create_new_loop):
5576 Removed use of new_ivs.
5578 2008-07-25 Jan Sjodin <jan.sjodin@amd.com>
5580 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
5581 create_loops_mapping_num, debug_loop_mapping_1): New.
5582 (debug_loop_mapping): Call debug_loop_mapping_1.
5583 (get_loop_mapping_for_num,
5584 graphite_loops_mapping_add_child,
5585 graphite_loops_mapping_add_child_num,
5586 graphite_loops_mapping_insert_child,
5587 graphite_loops_mapping_parent,
5588 split_loop_mapped_depth_for_num,
5589 loop_mapped_depth_split_loop): New.
5590 (increment_loop_mapped_depths): Removed.
5591 (swap_loop_mapped_depth_for_num): Reimplemented.
5592 (new_scop): Call create_loops_mapping.
5593 (scop_record_loop): Call graphite_loops_mapping_insert_child.
5594 (translate_clast): Pass the old loop father in parameter, and pass
5595 it to get_old_iv_from_ssa_name.
5596 (remove_edges_around_useless_blocks, can_generate_code_stmt,
5597 can_generate_code, can_generate_for_scop): New.
5598 (graphite_trans_bb_block): Returns false when it fails to transform.
5599 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
5601 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5603 Reverted all the changes related to the streamization and
5605 These changes are now tracked in the streamization branch.
5607 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5608 Jan Sjodin <jan.sjodin@amd.com>
5610 * graphite.c (gbb_compare): Correctly constify.
5611 (gbb_can_be_ignored): Indent.
5612 (graphite_trans_scop_swap_1and2): Add legality check.
5615 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5617 Remove fallouts from "Reverted the Condate changes".
5618 * tree.h: Remove unused decl.
5619 * gcc.dg/tree-checker: Same.
5620 * timevar.def: Remove counter.
5622 2008-07-24 Sebastian Pop <sebastian.pop@amd.com>
5624 * Merge from mainline (135673:138072).
5626 Reverted the MIRO changes (from 2008-04-05) that are now
5627 tracked in the miro branch.
5628 * tree-bounds.c: Removed.
5629 * tree-bounds.h: Removed.
5631 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
5632 are now tracked in the condate branch.
5633 * tree-check.c: Removed.
5634 * tree-match.c: Removed.
5635 * condate.y: Removed.
5637 2008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5639 * common.opt: New user flag -floop-block, -floop-strip-mine
5640 and -floop-interchange.
5641 * toplev.c (process_options): Enable -fgraphite pass if any one of the
5642 graphite loop optimization flags is turned on.
5643 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
5644 flag_loop_strip_mine and flag_loop_interchange checks before
5646 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
5647 -floop-strip-mine and -floop-interchange.
5648 * gcc.dg/graphite/block-0.c: Add -floop-block and remove
5650 * gcc.dg/graphite/scop-16.c: Ditto.
5651 * gcc.dg/graphite/scop-17.c: Ditto.
5652 * gcc.dg/graphite/scop-18.c: Ditto.
5654 2008-07-23 Jan Sjodin <jan.sjodin@amd.com>
5655 Sebastian Pop <sebastian.pop@amd.com>
5657 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
5658 (create_empty_loop_on_edge): More fixes.
5659 * tree-phinodes.c (resize_phi_node): Extern.
5660 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
5661 * cfghooks.c (update_dominator_information): New split from
5663 * tree-vectorizer.c (rename_variables_in_bb): Extern.
5664 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
5665 successor of the function entry block.
5667 * graphite.c: Include pointer-set.h.
5668 (debug_loop_mapping, increment_loop_mapped_depths,
5669 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
5670 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
5671 swap_loop_mapped_depth_for_num, get_num_from_index,
5672 swap_loop_mapped_depth, loop_iv_stack_debug,
5673 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
5674 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
5675 get_old_iv_from_ssa_name): New.
5676 (new_scop): Initialize SCOP_LOOPS_MAPPING.
5677 (free_scop): Free SCOP_LOOPS_MAPPING.
5678 (scop_record_loop): Record old ivs.
5679 (create_var_name): Removed.
5680 (initialize_cloog_names): Allocate double space in case strip mine
5681 applies to all loops once.
5682 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
5683 (clast_to_gcc_expression): Same. Implement more clast to gimple
5685 (graphite_create_new_loop): Pass in ivstack.
5686 (remove_all_edges): Pass in the construction_edge.
5687 (graphite_remove_iv): Removed.
5688 (graphite_rename_ivs, graphite_rename_ivs_stmt,
5689 remove_cond_exprs): Rewritten.
5690 (move_phi_nodes): New.
5691 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
5692 (translate_clast): Pass in ivstack. Rewrite some cases.
5693 (set_cloog_options, debug_clast_stmt): New.
5694 (find_transform): Use set_cloog_options.
5695 (outermost_loop_layer): Removed.
5696 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
5697 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
5698 mark_old_loops, remove_dead_loops): New.
5700 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
5701 (const_column_index, get_first_matching_sign_row_index,
5702 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
5703 get_upper_bound): New.
5704 (graphite_trans_bb_strip_mine): Also update the iv map.
5706 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
5707 (struct name_tree): Add a loop field.
5708 (struct scop): Add a graphite_loops_mapping field.
5709 (SCOP_LOOPS_MAPPING): New.
5710 (debug_clast_stmt): Declare.
5711 * lambda.h (find_induction_var_from_exit_cond): Declare.
5712 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
5713 * cfgloop.h (update_dominators_in_loop): Removed declaration.
5714 (create_empty_loop_on_edge): Updated.
5715 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
5716 rename_variables_in_bb): Declare.
5717 * tree-cfg.c (remove_bb): Extern.
5719 * gcc.dg/graphite/block-0.c: New.
5721 2008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5722 Sebastian Pop <sebastian.pop@amd.com>
5724 * graphite.c (strip_mine_profitable_p): New.
5725 (graphite_trans_bb_block): Disable strip mining if not profitable.
5727 * gcc.dg/graphite/scop-18.c: New.
5728 * gcc.dg/graphite/scop-17.c: Fixed.
5729 * gcc.dg/graphite/scop-16.c: Fixed.
5731 2008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
5732 Jan Sjodin <jan.sjodin@amd.com>
5733 Sebastian Pop <sebastian.pop@amd.com>
5735 * graphite.c (is_interchange_valid): New.
5736 (graphite_trans_bb_block): Check loop nest of basic block for legality
5739 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
5740 outer_most_loop, gbb_outer_most_loop_index): New.
5742 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
5743 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
5744 * gcc.dg/graphite/scop-16.c: New.
5745 * gcc.dg/graphite/scop-17.c: New.
5747 2008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
5749 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
5750 (graphite_trans_scop_block): Ignore SCoPs without bbs.
5752 2008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
5754 * graphite.c (new_scop): Initialize SCOP_EXIT.
5755 (scopdet_info): Add.
5756 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
5757 (build_scops_1): Cleanup, bugfixes.
5758 (build_scops): Cleanup.
5760 * gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
5761 * gcc.dg/graphite/scop-15.c: Add SCoP numbers.
5763 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5765 * gfortran.dg/graphite/scop-1.f: Update to reduced test case.
5767 * gfortran.dg/graphite/graphite.exp: Use
5768 DEFAULT_GRAPHITE_FLAGS.
5770 * gcc.dg/graphite/scop-15.c: Update to reduced test case.
5772 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5774 * graphite.c (scan_tree_for_params): Do not assert any more if
5775 MULT_EXPR parameter is negative.
5777 * gfortran.dg/graphite/scop-1.f: New.
5779 * gfortran.dg/graphite/graphite.exp: New.
5781 * gcc.dg/graphite/scop-15.c: New.
5783 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5785 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
5787 2008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5789 * graphite.c (graphite_trans_bb_swap_loops): Rename from
5790 graphite_swap_loops.
5791 (graphite_trans_bb_move_loop): New.
5792 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
5793 (graphite_trans_bb_block): New.
5794 (graphite_trans_loop_block): New.
5795 (graphite_trans_scop_swap_1and2): Rename from
5796 graphite_trans_swap_1and2.
5797 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
5798 (graphite_trans_scop_block): New.
5799 (graphite_apply_transformations): Rename from
5800 graphite_transformations.
5802 * gcc.dg/graphite/scop-matmult.c: New.
5804 2008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5806 * graphite.c (gbb_compare): New.
5807 (graphite_sort_gbbs): New.
5808 (gbb_can_be_ignored): New.
5809 (scop_remove_ignoreable_gbbs): New.
5810 (graphite_transformations): Cleanup and add
5811 scop_remove_ignoreable_gbbs.
5812 * lambda.h (lambda_vector_compare): New.
5814 2008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
5816 * graphite.c (print_graphite_bb): Correct printing of static schedule.
5817 (graphite_swap_loops): int -> unsigned
5818 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
5819 (graphite_transformations): New.
5820 (graphite_transform_loops): Move to graphite_transformations.
5821 * graphite.h (gbb_nb_loops): Return unsigned.
5823 2008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
5825 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
5826 the domain matrix. This makes scop-0.c work again.
5828 2008-06-20 Richard Guenther <rguenther@suse.de>
5830 * graphite.h: Adjust copyright to GPLv3.
5831 * graphite.c: Likewise.
5832 (stmt_simple_memref_for_scop_p): Split out from ...
5833 (stmt_simple_for_scop_p): ... here. Fix handling of calls
5835 (get_bb_type): Optimize.
5837 (is_bb_addable): Fix memleak, replace is_pred call with
5839 (build_scops): Use current_loops.
5840 (param_index): Fix memleak.
5842 2008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5844 * graphite.c: Fix formatting.
5846 2008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5848 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
5849 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
5850 (create_var_name, save_var_name): Newly defined functions.
5851 (initialize_cloog_names): Part of the code factored out to
5853 (clast_to_gcc_expression): Now handles the case of clast_red_sum
5854 in clast_reduction statement.
5855 (graphite_create_new_loop): Now takes a new parameter
5857 (translate_clast): Now also takes the context_loop and bb_exit
5858 parameters. Rewritten the code so that it creates a gimple code
5859 inside the given context.
5860 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
5861 remove_cond_expr, disconnect_cond_expr,
5862 disconnect_virtual_phi_nodes): Newly defined functions.
5863 * graphite.h (struct scop): added old_ivs vector.
5864 SCOP_OLDIVS: New macro.
5866 2008-06-19 Sebastian Pop <sebastian.pop@amd.com>
5868 * cfgloopmanip.c: Add missing function comments, fix formatting.
5870 2008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5872 * cfgloopmanip.c (update_dominators_in_loop): Defined.
5873 (create_empty_loop_on_edge): Defined.
5874 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
5876 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
5877 (update_dominators_in_loop): Declared as extern
5878 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
5880 2008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
5882 * graphite.c (print_graphite_bb): Allow changing number of loops
5884 (initialize_cloog_names): Allow changing number of loops.
5885 (build_cloog_prog): Simplify.
5886 (find_transform): Enable cloog option --strides.
5887 (graphite_swap_loops): New.
5888 (graphite_strip_mine_loop): New.
5889 (graphite_trans_swap_1and2): New.
5890 (graphite_trans_strip): New.
5891 (graphite_transform_loops): Add graphite_trans_strip.
5892 * graphite.h (scop_max_loop_depth): New.
5894 2008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5896 * graphite.c (build_scop_iteration_domain): Remove forgotten
5897 line. (Fixes compile)
5899 2008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5901 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
5902 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
5903 (build_bb_loops): New.
5904 (graphite_transform_loops): Add build_bb_loops.
5905 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
5907 * graphite.h (graphite_bb): Add loops.
5908 (gbb_nb_loops): New.
5909 (gbb_loop_at_index): New.
5910 (gbb_loop_index): New.
5911 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
5912 using nb_params_in_scop.
5914 2008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5916 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
5917 (build_scop_canonical_schedules): Build minimized schedule.
5918 (schedule_to_scattering): Adapt to minimized schedule.
5919 * graphite.h (graphite_bb): Add/Update descriptions.
5921 2008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
5922 Tobias Grosser <grosser@fim.uni-passau.de>
5924 * graphite.c (print_graphite_bb): Add condition printing.
5926 (dump_gbb_conditions): New.
5927 (build_scop_conditions_1): New.
5928 (build_scop_conditions): New.
5929 * graphite.h (graphite_bb): Add conditions.
5931 2008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5933 * graphite.c (print_graphite_bb):
5934 (free_graphite_bb): New.
5935 (free_scop): Free bbs.
5936 (get_bb_type): Free doms.
5937 (build_scop_context): Free context matrix.
5938 (build_loop_iteration_domains): Remove unused code.
5939 (build_cloog_prog): Free scattering function and blocklist.
5940 (find_transform): Free options.
5942 2008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
5944 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
5945 Remove unnecessery cloog data structures. Make a copy of the domain
5946 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
5947 unnecessary cloog data structures. Fix memory leaks. Remove insert
5948 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
5950 (build_scop_iteration_domain): Remove unnecessary cloog
5951 data structures. Fix memory leaks.
5952 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
5953 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
5955 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5957 * graphite.c (find_scop_params): Remove initialize_cloog_names.
5959 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5961 * graphite.c (end_scop): Style fix.
5962 (schedule_to_scattering): Style and comment fix.
5964 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5965 * graphite.c (print_graphite_bb): Fix definiton of
5966 schedule_to_scattering.
5967 (initialize_cloog_names): Change nb_scattdims to max loop
5969 (schedule_to_scattering): Take parameter for number of scattering
5971 (build_cloog_prog): Only build as much scattering dimensions as
5974 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5976 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
5977 in polyhedron/aermod.f90.
5979 2008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
5980 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
5981 Harsha Jagasia <harsha.jagasia@amd.com>
5983 * graphite.c (is_bb_addable): Fix segfault.
5985 2008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
5987 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
5988 with multiple exits and conditional handling in edge cases.
5989 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
5991 * gcc.dg/graphite/scop-14.c: New.
5993 2008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
5994 Adrien Eliche <aeliche@isty.uvsq.fr>
5996 * graphite.c (is_bb_addable): Add more comments and enhance
5997 readablity of the source code. Fix memory leak.
5998 (is_loop_exit): Fix memory leak.
6000 2008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
6002 * graphite.c (first_loop_in_scop): Deleted.
6003 (setup_cloog_loop): Only walk the loop chain for inner loops.
6004 (build_scop_iteration_domain): Execute setup_cloog_loop for
6005 all loops in the first layer.
6007 2008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
6009 * graphite.c (scan_tree_for_params): Change the way params are
6010 added to be indepenent of the number of loops.
6011 (setup_cloog_loop): Revert to short matrix format. Fix parameter
6013 (build_cloog_prog): Revert to short matrix format.
6015 2008-06-05 Sebastian Pop <sebastian.pop@amd.com>
6016 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
6018 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
6021 2008-06-05 Sebastian Pop <sebastian.pop@amd.com>
6023 * graphite.c (nb_data_refs_in_scop): New.
6024 (graphite_transform_loops): Print more stats: number of
6025 loops, basic blocks and data references per scop.
6027 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6028 Jan Sjodin <jan.sjodin@amd.com>
6030 * graphite.c (loop_affine_expr, idx_record_params,
6031 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
6032 instead of instantiate_parameters.
6034 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6036 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
6037 add support for parameters, add STATIC_SCHEDULE at the right places,
6040 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6042 * graphite.c (build_scop_loop_nests): Only add the loops, that
6043 are contained completely in the SCoP.
6044 (build_cloog_prog): Disable scattering, until schedule_to_scattering
6045 and the domains are fixed.
6046 (build_scop_canonical_schedules): Add support for bbs not contained
6049 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6051 * graphite.h (scop_contains_loop): Update comments to match
6052 the actual behavior.
6053 (scop_contains_loop): New.
6054 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
6056 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6058 * graphite.c (get_bb_type): On function body, i.e. loop_0,
6059 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
6062 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6063 Tobias Grosser <grosser@fim.uni-passau.de>
6065 * graphite.c (graphite_transform_loops): Early return when
6066 there are no loops in the function.
6068 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6069 Jan Sjodin <jan.sjodin@amd.com>
6071 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
6072 offset of the last loop.
6073 (setup_cloog_loop): Copy the entire outer constraint matrix.
6075 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6076 Jan Sjodin <jan.sjodin@amd.com>
6078 * graphite.c (stmt_in_scop_p, function_parameter_p,
6079 invariant_in_scop_p): Removed.
6080 (scan_tree_for_params): Can be used with no constraint
6081 matrix for gathering parameters.
6082 (idx_record_params): Don't use idx_record_param, instead use
6083 scan_tree_for_params.
6084 (find_scop_parameters): Same.
6085 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
6086 Fix the size of loop domains.
6087 (schedule_to_scattering): Exit when the outer loop is not in scop.
6088 (find_transform): Enable build_cloog_prog.
6090 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6091 Jan Sjodin <jan.sjodin@amd.com>
6093 * graphite.c (schedule_to_scattering): Make scattering domains
6094 uniformly of the same size, as required by CLooG 0.14.0 and before.
6096 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6097 Jan Sjodin <jan.sjodin@amd.com>
6099 * graphite.c (schedule_to_scattering): Rewrite, correct the
6100 translation of the scheduling function to scattering.
6101 (build_cloog_prog): Call schedule_to_scattering only once.
6102 * graphite.h (scop_loop_index): Do not fail for loops not
6103 in the scop: return -1.
6105 2008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
6107 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
6108 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
6109 (setup_cloog_loop): Export GBB_DOMAIN.
6110 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
6111 able to rebuild the original control flow.
6112 * graphite.h (graphite_bb): Add domain field and access macro.
6115 2008-05-30 Sebastian Pop <sebastian.pop@amd.com>
6117 * graphite.c (debug_gbb): New.
6118 (print_scop, build_graphite_bb): Use SCOP_BBS.
6119 (build_scop_bbs): Reimplemented.
6120 (dfs_bb_in_scop_p): Removed.
6121 (build_scop_loop_nests): Reorder loops inserted in
6122 SCOP_LOOP_NEST: outer loops should come first.
6123 (build_scop_canonical_schedules): Reinitialize at zero
6124 the components of the SCOP_STATIC_SCHEDULE for the loops
6125 that have already been parsed.
6127 * graphite.h (debug_gbb): Declared.
6129 2008-05-30 Sebastian Pop <sebastian.pop@amd.com>
6130 Jan Sjodin <jan.sjodin@amd.com>
6132 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
6133 (graphite_loop_to_gcc_loop): Removed.
6134 (remove_all_edges): New.
6135 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
6136 (gloog): Remove useless code.
6138 2008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
6140 * graphite.c (get_bb_type): Reworked. We distinguish between
6141 loops with one or multiple exits.
6142 (is_loop_exit): New.
6144 (is_bb_addable): Rework condition handling, now support for case
6145 case statements and loops with multiple exits.
6147 * gcc.dg/graphite/scop-11.c: New.
6148 * gcc.dg/graphite/scop-12.c: New.
6149 * gcc.dg/graphite/scop-13.c: New.
6151 2008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
6153 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
6154 we have too many colors.
6156 2008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
6158 * doc/invoke.texi (-ftree-loop-fusion): Document.
6159 * tree-pass.h (pass_loop_fusion): Declared.
6160 * tree-loop-fusion.c: New.
6161 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
6162 * tree-data-ref.c (find_data_references_in_loop): Make extern.
6163 * tree-data-ref.h (find_data_references_in_loop): Declared.
6164 * common.opt (ftree-loop-fusion): Declared.
6165 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
6167 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6169 * graphite.c (build_access_matrix): Fix typo from the merge.
6171 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
6173 * Merge from mainline (130800:135673).
6175 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6177 * graphite.c (end_scop): The exit of the scop is not part of the scop.
6178 Update dominators after splitting.
6180 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6182 * graphite.c (is_bb_addable): Return the harmful statement.
6183 Factor up some code.
6184 (end_scop): New. Splits end of scope bbs on a harmful statement.
6185 (build_scops_1): Call end_scop.
6187 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6189 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
6190 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
6191 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
6192 build_scops_1): Removed.
6193 (build_scops_2): Renamed build_scops_1.
6195 2008-05-06 Sebastian Pop <sebastian.pop@amd.com>
6197 * graphite.c: Fix formatting.
6199 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6201 * graphite.c (get_bb_type): New.
6203 (build_scops_2): New.
6204 (is_bb_addable): New.
6205 (build_scops): Switch the scop detection.
6206 (build_scop_bbs): Add entry bb to scop.
6207 * graphite.h (struct scop): Update comment.
6209 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6211 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
6214 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6216 * gcc.dg/graphite/scop-1.c: Update.
6217 * gcc.dg/graphite/scop-2.c: Update.
6218 * gcc.dg/graphite/scop-4.c: Update.
6219 * gcc.dg/graphite/scop-5.c: Add.
6220 * gcc.dg/graphite/scop-6.c: Add.
6222 2008-05-06 Sebastian Pop <sebastian.pop@amd.com>
6224 * gcc.dg/graphite/scop-0.c: Add.
6225 * gcc.dg/graphite/scop-7.c: Add.
6226 * gcc.dg/graphite/scop-8.c: Add.
6227 * gcc.dg/graphite/scop-9.c: Add.
6228 * gcc.dg/graphite/scop-10.c: Add.
6230 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6232 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
6233 Check affine expressions depending on the outermost loop
6235 (stmt_simple_for_scop_p): Same.
6236 (harmfule_stmt_in_scop): Same.
6238 2008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
6240 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
6241 mark entry and exit, that are not part of the SCoP and update HTML
6244 2008-04-25 Sebastian Pop <sebastian.pop@amd.com>
6246 * graphite.c (basic_block_simple_for_scop_p): Renamed
6248 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
6249 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
6250 (all_preds_visited_p, all_succs_visited_p,
6251 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
6252 scop_end_loop): New.
6253 (build_scops): Do not use dfs_enumerate_from.
6255 * gcc.dg/graphite/scop-{1,2,4}.c: Updated.
6257 2008-04-23 Sebastian Pop <sebastian.pop@amd.com>
6259 * graphite.c: Add comments to functions that are missing a
6261 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
6263 2008-04-23 Sebastian Pop <sebastian.pop@amd.com>
6265 * graphite.c (nb_params_in_scop): Moved...
6266 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
6267 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
6268 (clast_to_gcc_expression): Reduce column size to less than 80.
6269 (graphite_create_iv): Return the new name of the IV.
6270 (find_transform): Set options->esp and options->cpp.
6271 (gloog): Comment out the invalidation of the old loop code.
6272 (initialize_dependence_polyhedron): Replace scop_nb_params with
6275 * graphite.h (nb_params_in_scop): ... here.
6276 (scop_nb_params): Removed.
6277 (loop_domain_dim): Return something even when the loop was not
6278 found in the hash table: avoid ICEing on all the graphite.exp
6281 2008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6283 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
6285 * graphite.c (build_scop_dynamic_schedules): Schedule is built
6286 according to nesting level.
6287 (find_scop_parameters): Call instantiate_parameters.
6288 (scan_tree_for_params): Extend it to handle general affine bounds.
6289 Inner loop bound can depend on outer loop induction variable.
6290 (setup_cloog_loop): tmp variable is allocated on stack. Call
6291 instantiate_parameters with respect to outermost_loop_in_scop.
6292 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
6294 (create_empty_loop): Function loopify should be given edge
6295 probability, instead of edge frequency. Dominance relation from
6296 switch_bb to loop_header.
6297 (clast_to_gcc_expression): Added handling of clast_reduction node.
6298 (gloog): New functionality for removing old loop.
6299 (test_dependence): Factored out from build_rdg_all_levels.
6300 (build_rdg_all_levels): Dependence testing factored out to
6301 test_dependence function.
6303 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
6304 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
6307 2008-04-07 Sebastian Pop <sebastian.pop@amd.com>
6309 * graphite.c (free_scop, param_index, initialize_cloog_names,
6310 nb_params_in_scop): Use name_tree map instead of just a tree
6311 for keeping track of the variable name associated to that tree.
6312 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
6313 clast_to_gcc_expression, graphite_create_iv,
6314 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
6315 graphite_stmt_to_gcc_stmt): New.
6316 (gloog): Call these.
6317 * graphite.h (struct name_tree): New.
6318 (struct scop): Use name_tree instead of tree for params.
6319 Store a vector of name_tree for new_ivs.
6321 (scop_nb_params): Use name_tree instead of tree.
6323 2008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
6324 Sebastian Pop <sebastian.pop@amd.com>
6326 * tree-bounds.c: New.
6327 * tree-bounds.h: New.
6328 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
6329 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
6330 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
6334 * c-cppbuiltin.c: Same.
6338 * tree-outof-ssa.c: Same.
6340 * Makefile.in: Same.
6342 2008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
6343 Sebastian Pop <sebastian.pop@amd.com>
6345 * tree-loop-distribution.c (remaining_stmts,
6346 upstream_mem_writes): Removed static variables.
6347 (copy_loop_before, create_bb_after_loop,
6348 mark_nodes_having_upstream_mem_writes, free_rdg_components,
6349 rdg_build_components, rdg_build_partitions,
6350 dump_rdg_partitions): Extern.
6351 (generate_loops_for_partition, generate_code_for_partition): Do not
6353 (already_processed_vertex_p, predecessor_has_mem_write,
6354 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
6355 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
6356 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
6357 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
6358 Pass remaining_stmts and upstream_mem_writes as parameters.
6359 (rdg_component): Moved...
6360 (build_rdg_partition_for_component): Do not aggregate components when
6361 flag_streamize_loops is set.
6362 (gen_sequential_loops): New.
6363 (ldist_gen): Call gen_sequential_loops.
6365 * tree-pass.h (pass_loop_streamization): Declared.
6367 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
6368 basic blocks when loops structures exist.
6370 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
6372 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
6374 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6375 eliminate_local_variables_stmt, eliminate_local_variables,
6376 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6377 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6378 of code delimited by two edges in the CFG.
6379 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6380 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6381 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6382 the case of parallelisation of reductions.
6383 (create_loop_fn): Extern.
6384 (create_omp_parallel_region): New.
6386 * tree-data-ref.c (dump_data_dependence_relation): Don't call
6387 dump_data_reference for printing dra and drb.
6388 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
6390 (build_rdg): Don't call free_dependence_relations for the moment, as
6391 we attach dependence relations on each edge of the RDG.
6394 * tree-data-ref.h (rdg_component): ...here.
6395 (struct rdg_edge): New field ddr_p relation.
6396 (RDGE_RELATION): New.
6397 (create_bb_after_loop, copy_loop_before,
6398 mark_nodes_having_upstream_mem_writes, rdg_build_components,
6399 rdg_build_partitions, dump_rdg_partitions,
6400 free_rdg_components): Declared.
6402 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
6403 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
6405 * tree-loop-streamization.c: New.
6407 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
6408 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
6410 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
6412 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6414 * passes.c: Schedule pass_loop_streamization.
6416 2008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
6418 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
6421 2008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
6423 * graphite.c (dot_all_scops): Update formatting.
6424 Bbs can now be part of more than one SCoP.
6426 2008-03-04 Sebastian Pop <sebastian.pop@amd.com>
6428 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
6430 (loop_domain_dim): Check for unregistered toplev SCOP loop.
6431 * graphite.h (loop_to_cloog_loop): New.
6433 2008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6435 * graphite.c (loop_domain_dim, ref_nb_loops,
6436 loop_iteration_vector_dim): New.
6437 (build_access_matrix_with_af, build_access_matrix,
6438 initialize_dependence_polyhedron): Fixed for new matrix layout.
6439 No longer assume that all iteration domains are of the same
6442 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6444 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6445 defined in a loop at depth 0 is invariant.
6446 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6447 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6448 be called at loop depth 0.
6450 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
6452 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
6453 (down_open_scop): Removed.
6454 (loop_in_scop_p): Redefined.
6455 (scop_affine_expr): New argument: scop.
6456 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
6457 a harmful statement ending a scop.
6458 (basic_block_simple_for_scop_p): New argument: scop.
6459 (get_loop_start): Removed.
6460 (new_scop): Initialize SCOP_LOOPS.
6461 (free_scop): Free SCOP_LOOPS.
6462 (succs_at_same_depth, preds_at_same_depth): New.
6463 (end_scop): Test the validity of a scop.
6464 (add_dominators_to_open_scops): New.
6465 (test_for_scop_bound): Call add_dominators_to_open_scops.
6466 Add cases for opening and closing multiple scops.
6467 (build_scops, build_scop_bbs): Iterate over basic blocks in
6469 (build_graphite_bb): Pass scop directly.
6470 (dfs_bb_in_scop_p): New.
6471 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
6473 (nb_loops_around_gb): Use loop_in_scop_p.
6474 (schedule_to_scattering): Disabled for the moment the code computing
6475 the "textual order for outer loop".
6477 * graphite.h (struct scop): New field loops.
6479 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
6481 * gcc.dg/graphite/scop-{1,...,7}.c: Updated.
6483 2008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
6484 Sebastian Pop <sebastian.pop@amd.com>
6486 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
6487 * common.opt (fstreamize-loops): New.
6488 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
6489 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
6490 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
6491 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
6493 2008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6495 * tree-data-ref.c (build_empty_rdg): New.
6496 (build_rdg): Use it.
6497 * tree-data-ref.h (build_empty_rdg): Declared.
6498 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
6499 (find_vertex_for_stmt): Removed.
6500 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
6502 2008-02-21 Sebastian Pop <sebastian.pop@amd.com>
6504 * tree-loop-distribution.c (generate_builtin): After cancelling the
6505 loop tree, also delete basic blocks.
6506 (rdg_flag_uses): Stop recursion when a vertex has already been
6509 2008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6511 * graphite.c (build_scop_alpha): Removed.
6512 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
6513 and dump_dependence_graph to avoid compiler warnings.
6515 2008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6517 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
6518 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
6519 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
6520 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
6521 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
6522 (initialize_dependence_polyhedron, find_vertex_for_stmt,
6523 initialize_data_dependence_polyhedron, is_empty_polyhedron,
6524 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
6525 dump_dependence_graph): New.
6526 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
6528 (struct scop): New field loop2cloog_loop.
6529 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
6530 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
6532 2008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6534 * graphite.c (build_graphite_bb): Fix initialization
6535 of the graphite basic block.
6537 2008-02-05 Sebastian Pop <sebastian.pop@amd.com>
6539 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
6540 loop domain matrix. Pass in the number of loops contained in the
6542 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
6543 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
6544 loops that are not surrounding the current loop are not represented
6545 in the domain constraint matrix.
6546 (build_scop_iteration_domain): Initial domain constraint matrix
6547 contains only the eq/ineq, cst, and scop parameters columns.
6549 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6551 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
6552 (print_graphite_bb): Print scattering.
6554 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6556 * graphite.c (initialize_cloog_names): Initialize names of
6557 scattering variables.
6559 2009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6561 * graphite.c (dot_all_scops_1): Disable debug output while
6564 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6566 * graphite.c (find_transform): Change cloog output language to C.
6568 2008-01-27 Sebastian Pop <sebastian.pop@amd.com>
6570 * tree-loop-distribution.c (generate_memset_zero,
6571 generate_builtin, generate_code_for_partition,
6572 rdg_flag_all_uses): New.
6573 (rdg_flag_uses): Gather in the same partition the statements defining
6574 the VUSES of the current statement.
6575 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
6576 Gather in the same partition not only the stores to the same memory
6577 access, but also the reads.
6578 (ldist_generate_loops): Renamed ldist_gen.
6580 2008-01-24 Sebastian Pop <sebastian.pop@amd.com>
6581 Tobias Grosser <grosser@fmi.uni-passau.de>
6583 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
6584 next pointer, don't use the inner pointer.
6586 2008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
6588 * graphite.c (dot_all_scops, dot_all_scops_1): New.
6589 (find_transform): Call dot_all_1.
6590 * graphite.h (dot_all_scops): Declared.
6592 2007-12-14 Sebastian Pop <sebastian.pop@amd.com>
6594 * tree-loop-distribution.c: Fix apsi.f ICE.
6595 (create_bb_after_loop): New.
6596 (generate_loops_for_partition): Use it.
6597 * gfortran.dg/ldist-1.f90: New.
6599 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
6600 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
6602 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6604 * graphite.c (find_transform): Dump cloog program sent to cloog.
6606 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6608 * graphite.c (initialize_cloog_names): Initialize cloog
6611 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6613 * graphite.c (build_scop_context): Fix typo, for the matrix
6614 format: insert '0 >= 0' instead of '-1 >= 0'.
6616 2007-12-13 Sebastian Pop <sebastian.pop@amd.com>
6618 * Fix merge problems.
6620 2007-12-13 Sebastian Pop <sebastian.pop@amd.com>
6622 * graphite.c (setup_cloog_loop): Fix typo.
6624 2007-12-12 Sebastian Pop <sebastian.pop@amd.com>
6626 * doc/invoke.texi (-ftree-loop-distribution): Documented.
6627 * tree-loop-distribution.c: Reimplemented.
6628 * tree-pass.h (pass_loop_distribution): New.
6629 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
6631 * graphds.h (struct graph): New field indexes.
6632 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6634 * tree-vect-analyze.c: Remove declaration of static functions when not
6636 * tree-vectorizer.c: Same.
6637 (rename_variables_in_loop): Now extern.
6638 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
6639 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
6640 calling redirect_edge_and_branch_force.
6642 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6644 * tree-data-ref.c: Don't include tree-chrec.h.
6645 (debug_data_dependence_relations): New.
6646 (dump_data_dependence_relation): Call dump_data_reference on data refs
6648 (same_access_functions): Moved...
6649 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6650 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6651 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6652 struct rdg_vertex_info, ): New.
6653 (create_rdg_edge_for_ddr): Compute the dependence level before looking
6655 (create_rdg_vertices): Initialize the htab of graph->indexes.
6656 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
6657 (stmts_from_loop): Don't save LABEL_EXPR.
6658 (hash_stmt_vertex_info, eq_stmt_vertex_info,
6659 hash_stmt_vertex_del): New.
6660 (build_rdg): Initialize rdg->indexes.
6661 (free_rdg, stores_from_loop, ref_base_address,
6662 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6663 have_similar_memory_accesses_1, ref_base_address_1,
6664 remove_similar_memory_refs): New.
6666 * tree-data-ref.h: Include tree-chrec.h.
6667 (debug_data_dependence_relations): Declared.
6668 (same_access_functions): ...here. Now static inline.
6669 (ddr_is_anti_dependent, ddrs_have_anti_deps,
6670 ddr_dependence_level): New.
6671 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
6672 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
6673 RDG_MEM_READS_STMT): New.
6674 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6675 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6676 rdg_vertex_for_stmt): Declared.
6677 (struct rdg_edge): New field level.
6678 (RDGE_LEVEL, free_rdg): New.
6679 (stores_from_loop, remove_similar_memory_refs,
6680 rdg_defs_used_in_other_loops_p,
6681 have_similar_memory_accesses): Declared.
6682 (rdg_has_similar_memory_accesses): New.
6684 * lambda.h (dependence_level): New.
6685 * common.opt (ftree-loop-distribution): New.
6686 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
6687 (print_loop_ir): Renamed print_loops.
6688 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
6689 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
6690 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
6691 (tree-loop-distribution.o): Added.
6692 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6693 (mark_virtual_ops_in_bb): New.
6694 (print_loops_bb, debug_loop_num, debug_loop): New.
6695 * passes.c: Scheduled pass_loop_distribution.
6697 2007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6699 * graphite.c (scan_tree_for_params): Correct the number of columns
6701 (nb_flat_iterator): New.
6702 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
6703 (build_scop_iteration_domain): Correct the number of columns for
6706 2007-12-12 Sebastian Pop <sebastian.pop@amd.com>
6708 * Merge from mainline (129697:130800).
6710 2007-10-30 Sebastian Pop <sebastian.pop@amd.com>
6712 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
6713 dominated by SCoP's exit.
6714 (graphite_transform_loops): Compute post dominators.
6716 2007-10-28 Sebastian Pop <sebastian.pop@amd.com>
6718 * Merge from mainline (127169:129697).
6720 2007-10-28 Sebastian Pop <sebastian.pop@amd.com>
6722 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
6723 parameter for the basic block that contains the expression. Use
6724 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
6725 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
6727 * graphite.h (gbb_loop): New.
6728 (GBB_LOOP): Removed.
6730 2007-08-03 Sebastian Pop <sebpop@gmail.com>
6732 * Makefile.in: Fix merge problem.
6734 2007-08-03 Sebastian Pop <sebpop@gmail.com>
6736 * Merge from mainline (125309:127169).
6737 * tree-loop-distribution.c: Disabled.
6739 2007-06-05 Sebastian Pop <sebpop@gmail.com>
6741 * Merge from mainline (r123693:125309).
6743 2007-05-30 Sebastian Pop <sebpop@gmail.com>
6745 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
6747 (correct_modify_p, check_statements, number_of_lvalue_uses,
6748 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
6749 instead of MODIFY_EXPR.
6750 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
6753 2007-05-24 Sebastian Pop <sebpop@gmail.com>
6755 * tree-loop-distribution.c (struct rdg): Replace arrays by
6756 VECs for edges and vertices.
6757 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
6758 (RDGV_NB_PARTITIONS): New.
6759 (PRDG_NBV, PRDG_NBE): Removed.
6760 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
6761 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
6762 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
6764 2007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
6765 Sebastian Pop <sebpop@gmail.com>
6767 * doc/invoke.texi (-ftree-loop-distribution): Document.
6768 * tree-loop-distribution.c: New file.
6769 * tree-pass.h (pass_loop_distribution): Declared.
6770 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6771 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
6773 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
6774 (DDR_REVERSED_P): New.
6775 * common.opt (-ftree-loop-distribution): New.
6776 * tree-flow.h (distribute_loops): Declared.
6777 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
6778 * passes.c (init_optimization_passes): Schedule loop distribution.
6780 2007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
6782 * graphite.c (print_graphite_bb): Don't call dump_data_references.
6783 (print_scop): Don't print when scop is NULL.
6784 (build_scop_context, find_transform): Don't output to stderr.
6786 2007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
6788 * tree-data-ref.c: Don't include graphite.h.
6789 Comment out the code for printing data reference's scop.
6790 (build_access_matrix_with_af): Moved...
6791 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
6792 * graphite.c (build_access_matrix_with_af): ... here. Now static.
6793 (print_graphite_bb): Print basic block's schedule.
6794 (print_scop): Don't print the schedule, call cloog's pretty printer.
6795 (bb_in_scop_p): A basic block is in a scop only if it is both
6796 dominated and postdominated by the scop's entry and exit basic blocks.
6797 (function_parameter_p): New.
6798 (invariant_in_scop_p): Use function_parameter_p.
6799 (new_scop, save_scop): New.
6800 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
6802 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
6803 (loop_in_scop_p): New.
6804 (scop_record_loop): Use loop_in_scop_p.
6805 (build_scop_domain): Renamed build_scop_iteration_domain.
6806 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
6807 nb_params_in_scop, build_scop_context, first_loop_in_scop,
6808 setup_cloog_loop, dot_scop_1, dot_scop): New.
6809 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
6810 (struct scop): Add a pointer to cloog's representation of a program.
6812 2007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6814 * doc/invoke.texi (-ftree-check-verbose): Renamed
6815 -ftree-checks-verbose.
6816 * common.opt (flag_tree_check_verbose): Renamed
6817 flag_tree_checks_verbose.
6818 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
6820 2007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6822 * configure: Regenerated.
6823 * config.in: Regenerated.
6824 * tree-ssa-loop.c (graphite_transforms): Execute
6825 graphite_transform_loops only when HAVE_cloog.
6826 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
6827 * graphite.c: Include polylibgmp.h and cloog.h.
6828 (graphite_transform_loops): Removed loops parameter.
6829 * tree-flow.h (graphite_transform_loops): Update declaration.
6830 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
6831 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
6832 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
6833 (OBJS-common): Remove dependence on graphite.o.
6834 (BACKEND): Depend on @GRAPHITE@.
6836 2007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
6838 * doc/invoke.texi (-ftree-check-verbose): Documented.
6839 * gcc.dg/tree-checker/tree-checks-1.c: New.
6840 * gcc.dg/tree-checker/tree-checks-2.c: New.
6841 * gcc.dg/tree-checker/tree-checks-3.c: New.
6842 * gcc.dg/tree-checker/tree-checks-4.c: New.
6843 * gcc.dg/tree-checker/tree-checks.exp: New.
6844 * gcc.dg/tree-checker/condates.crp: New.
6845 * common.opt (ftree-checks-verbose): New.
6846 * tree-check.c (tree_check_warning): Move extra stderr output
6847 under control of flag_tree_check_verbose.
6849 2007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
6851 * tree-match.c: Fix comments formatting.
6852 * tree-match.h: Fix comments formatting.
6853 * tree-check.c: Fix comments formatting.
6854 (tree_check_init): Restructure.
6856 2007-04-12 Nic Volanschi <nic.volanschi@free.fr>
6858 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
6860 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6862 * Merge from mainline (r120733:123693).
6864 2007-03-20 Nic Volanschi <nic.volanschi@free.fr>
6866 * condate.y: New file.
6867 * tree-match.h (struct patt_info_s): New field sign.
6868 (struct condate_s): New field msg.
6869 (normalize_condate, name_condate, add_condate): New.
6870 (conds[], condate_parse): Made extern.
6871 * tree-check.c (tree_check_warning): First arg changed to cond;
6872 warning reformatted.
6873 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
6875 (tree_check): Process trivial condates.
6876 (read_delimited_string): Removed.
6877 (print_cond): Print name and msg.
6878 (conds[]): Made extern.
6879 (parse_tree_check_file_once): Rewritten to use the parser in
6881 Processing of option --tree_check_string moved to tree_scan().
6882 * Makefile.in: Added condate.y
6884 2007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
6886 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
6887 Use VECs instead of varrays.
6888 * diagnostic.h (lazy_dump_generic_node): Update declaration.
6889 * Makefile.in (pretty-print.o): Depend on vec.h.
6890 * pretty-print.c: Include tree.h and vec.h.
6891 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
6892 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
6893 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
6894 pp_free_list): Use VECs instead of varrays.
6895 * pretty-print.h: Do not include varray.h.
6896 (struct tree_chunk_s): Declaration moved before its use.
6897 (output_buffer): Rename varray field to chunks.
6898 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
6899 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
6900 save_global_holes): Use VECs instead of varrays.
6901 * tree-match.h: Declare VECs of cfg_node, and hole_p.
6902 * tree-check.c (scan_cfg_stmts, push_node,
6903 print_matching_stmt): Removed.
6904 (tree_check_instance, push_global_holes_if_new, tree_check,
6905 execute_tree_check): Use VECs instead of varrays.
6906 (gate_tree_check): Don't execute the CFG check when basic_block_info
6909 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6911 * Merge from mainline (r115016:120733).
6913 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6915 * Merge from mainline (r117632:117661).
6917 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6919 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
6920 * tree-pass.h (TDF_DEBUG, debug_p): New.
6921 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
6922 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
6923 get_loop_exit_condition, analyze_evolution_in_loop,
6924 analyze_initial_condition, analyze_scalar_evolution,
6925 instantiate_parameters, number_of_latch_executions): Use debug_p.
6926 * tree-chrec.c (chrec_apply): Use debug_p.
6927 * tree-data-ref.c: Include graphite.h.
6928 (dump_data_reference): Print also the access matrix.
6929 (analyze_array, analyze_indirect_ref, init_data_ref,
6930 analyze_offset_expr, address_analysis, object_analysis,
6931 create_data_ref, finalize_ddr_dependent,
6932 non_affine_dependence_relation, analyze_ziv_subscript,
6933 analyze_siv_subscript_cst_affine,
6934 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6935 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
6936 analyze_miv_subscript, analyze_overlapping_iterations,
6937 build_classic_dist_vector, subscript_dependence_tester,
6938 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
6939 (build_access_matrix_with_af): No longer static.
6940 * tree-data-ref.h (scop_p): ... declaration here.
6941 (data_reference.scop): New field.
6942 (DR_SCOP, DR_ACCESS_MATRIX): New.
6943 (build_access_matrix_with_af, dr_num_subscripts): Declared.
6944 * graphite.c (print_graphite_bb): Call dump_data_references.
6945 (print_scop): Use scop_nb_loops and scop_dim_domain.
6946 (test_for_scop_bound): Use debug_p.
6947 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
6949 (scop_loop_index): Moved...
6950 (scop_record_loop): New.
6951 (build_scop_loop_nests): Use scop_record_loop.
6952 (build_scop_domain): Use scop_dim_domain.
6953 (build_access_matrix): Implemented.
6954 (build_scop_canonical_schedules): Use scop_nb_loops.
6955 (build_graphite_bb): Initialize GBB_SCOP.
6956 * graphite.h (scop_p): Moved...
6957 (graphite_bb.scop): New field.
6958 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
6959 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
6960 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
6961 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
6962 scop_loop_index): New.
6963 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
6965 2007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
6967 * Merge from mainline (r117661:120450).
6969 2006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
6971 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
6972 at the first declaration outside the varying loop, instantiate as
6974 * tree-chrec.c (for_each_scev_op): New.
6975 * tree-chrec.h (for_each_scev_op): Declared.
6976 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
6977 * tree-data-ref.c (get_references_in_stmt,
6978 find_data_references_in_stmt): New, from trunk.
6979 (find_data_references_in_loop): Use get_references_in_stmt
6980 and find_data_references_in_loop, modified as in trunk.
6981 (build_access_matrix_with_af): New.
6982 * tree-data-ref.h (data_reference): Add a field access_matrix.
6983 (data_ref_loc): New, as in trunk.
6984 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
6985 invariant_in_scop_p, param_index, scan_tree_for_params,
6986 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
6987 idx_record_param, idx_record_params, build_access_matrix,
6988 build_scop_data_accesses, build_scop_canonical_schedules,
6989 build_graphite_bb, build_scop_bbs, find_params_in_bb,
6990 build_scop_params): New.
6991 * graphite.h (graphite_bb): New.
6992 (scop): Add fields static_schedule, params, loop_nest,
6994 * lambda.h: Declare vecs of lambda_matrix.
6995 * tree-flow.h (print_loop_ir_bb): Declared.
6996 * tree-cfg.c (print_loop_ir_bb): New.
6997 (print_loop): Use print_loop_ir_bb.
6999 2006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
7001 * Merge from mainline (r115016:117632).
7003 2006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
7005 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
7006 break due to a warning.
7008 2006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
7010 * graphite.c (print_scops, debug_scops): New.
7011 (graphite_transform): Renamed graphite_find_transform.
7012 * graphite.h (debug_scops): Declared.
7014 2006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
7016 * tree-match.c: Reformat following the GNU style.
7017 * tree-match.h: Reformat following the GNU style.
7018 * tree-pattern.h: Removed empty file.
7019 * Makefile.in: Remove references to tree-pattern.h.
7020 * tree-check.c: Reformat following the GNU style.
7021 (execute_tree_check): Move gate condition code to...
7022 (gate_tree_check): ...here. New function.
7023 (pass_check): Use the gate function.
7025 2006-07-04 Nic Volanschi <nic.volanschi@free.fr>
7027 * tree-pattern.h: New. Tree pattern matching and checking using
7029 * tree-check.c: New. Tree/CFG checking pass.
7030 * tree-match.c: New. Library for tree pattern matching.
7031 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
7032 * toplev.c, flags.h: Add globals for tree-check pass.
7033 * Makefile.in: Integrate the files in tree-check pass.
7034 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
7035 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
7036 Introduce a "lazy" pretty-print mode.
7037 * tree.c, tree.h: Add tree_name.
7039 2006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
7041 * doc/invoke.texi (-fgraphite): Correct typo.
7042 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
7043 use of print_loop_ir.
7044 * gcc.dg/graphite/scop-1.c: New.
7045 * gcc.dg/graphite/scop-2.c: New.
7046 * gcc.dg/graphite/graphite.exp: New.
7047 * graphite.c: Include domwalk.h.
7048 (print_scop): Print only the entry and exit blocks.
7049 (debug_scop): No longer static.
7050 (affine_expr): Fix formating. Return also true when the expression is
7052 (stmt_simple_for_scop_p): Fix formating.
7053 (build_scops): Use domwalk.
7054 (get_loop_start, end_scop, test_for_scop_bound): New.
7055 (graphite_transform_loops): Avoid printing on stderr.
7056 * graphite.h (debug_scop): Declared.
7057 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
7058 * Makefile.in (graphite.o): Depend on domwalk.h.
7059 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
7060 declarations for static functions.
7061 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
7062 controlling output verbosity.
7064 2006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
7065 Plesco Alexandru <shurikx@gmail.com>
7067 * doc/invoke.texi (-fgraphite): Document.
7068 * tree-pass.h (pass_graphite_transforms): Declared.
7069 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
7070 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
7071 (pass_graphite_transforms): Defined.
7072 * tree-data-ref.c (free_data_ref, data_reference): Extern.
7073 * tree-data-ref.h (free_data_ref, data_reference): Declared.
7074 * graphite.c, graphite.h: New.
7075 * common.opt (fgraphite): Declared.
7076 * tree-flow.h (graphite_transform_loops): Declared.
7077 * Makefile.in (OBJS-common): Add graphite.o.
7078 (graphite.o): New rule.
7079 * passes.c (pass_graphite_transforms): Scheduled.