1 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4 * graphite-scop-detection.c (create_single_exit_edge): Move
5 the call to find_single_exit_edge to....
6 (create_sese_edges): ...here. Don't handle multiple edges
8 (build_graphite_scops): Don't handle multiple edges
11 * gcc.dg/graphite/pr43083.c: New.
13 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
16 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
17 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
19 * gfortran.dg/graphite/pr43097.f: New.
21 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
22 Manuel López-Ibáñez <manu@gcc.gnu.org>
25 * g++.dg/graphite/pr41305.C: Add -Wno-conversion-null.
27 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
30 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
32 * g++.dg/graphite/pr43026.C: New.
34 2010-02-13 Tobias Grosser <grosser@fim.uni-passau.de>
36 * Merge from mainline (154736:156693).
38 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
41 * gcc.dg/graphite/pr43012.c: New.
43 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
45 * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
46 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
48 * g++.dg/graphite/pr42930.C: New.
50 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
53 * graphite-scop-detection.c (graphite_can_represent_scev): Call
54 graphite_can_represent_init for MULT_EXPR.
56 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
60 * graphite-sese-to-poly.c (remove_phi): New.
61 (translate_scalar_reduction_to_array): Call remove_phi.
63 * gcc.dg/graphite/pr42530.c: New.
64 * gcc.dg/graphite/pr42914.c: New.
66 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
69 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
70 * graphite-clast-to-gimple.h (gloog): Update declaration.
71 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
72 * graphite-poly.h (struct poly_bb): Add missing comments.
73 (struct scop): Add poly_scop_p field.
75 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
76 * graphite.c (graphite_transform_loops): Build the polyhedral
77 representation for each scop before code generation.
78 * sese.c (rename_variables_in_operand): Removed.
79 (rename_variables_in_expr): Return the renamed expression.
80 (rename_sese_parameters): New.
81 * sese.h (rename_sese_parameters): Declared.
83 * gcc.dg/graphite/pr42771.c: New.
85 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
87 * gcc.dg/graphite/block-0.c: Call abort for runtime test. Always
89 * gcc.dg/graphite/block-1.c: Same.
90 * gcc.dg/graphite/block-3.c: Same.
91 * gcc.dg/graphite/block-4.c: Same.
92 * gcc.dg/graphite/block-5.c: Same.
93 * gcc.dg/graphite/block-6.c: Same.
94 * gcc.dg/graphite/block-7.c: Same.
95 * gcc.dg/graphite/interchange-0.c: Same.
96 * gcc.dg/graphite/interchange-1.c: Same.
97 * gcc.dg/graphite/interchange-10.c: Same.
98 * gcc.dg/graphite/interchange-11.c: Same.
99 * gcc.dg/graphite/interchange-12.c: Same.
100 * gcc.dg/graphite/interchange-2.c: Same.
101 * gcc.dg/graphite/interchange-3.c: Same.
102 * gcc.dg/graphite/interchange-4.c: Same.
103 * gcc.dg/graphite/interchange-5.c: Same.
104 * gcc.dg/graphite/interchange-6.c: Same.
105 * gcc.dg/graphite/interchange-7.c: Same.
106 * gcc.dg/graphite/interchange-8.c: Same.
107 * gcc.dg/graphite/interchange-9.c: Same.
108 * gcc.dg/graphite/interchange-mvt.c: Same.
110 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
112 * gfortran.dg/graphite/id-19.f: New.
113 * gfortran.dg/graphite/pr14741.f90: New.
114 * gfortran.dg/graphite/pr41924.f90: New.
115 * gfortran.dg/graphite/run-id-2.f90: New.
117 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
120 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
121 to unknown_dependence.
122 (graphite_legal_transform_dr): Handle the unknown_dependence.
123 (graphite_carried_dependence_level_k): Same.
125 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
127 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
129 2010-02-05 Sebastian Pop <sebastian.pop@amd.com>
130 Konrad Trifunovic <konrad.trifunovic@inria.fr>
133 * graphite-dependences.c (build_lexicographical_constraint): Return
134 a union of dependence polyhedra.
135 (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
137 * gcc.dg/graphite/block-0.c: Enable runtime check. XFAILed.
138 * gcc.dg/graphite/block-4.c: Same.
139 * gcc.dg/graphite/block-7.c: Same.
140 * gcc.dg/graphite/interchange-12.c: Same.
141 * gcc.dg/graphite/interchange-mvt.c: Same.
142 * gfortran.dg/graphite/interchange-1.f: XFAILed.
143 * gfortran.dg/graphite/interchange-3.f90: XFAILed.
144 * gfortran.dg/graphite/run-id-1.f: New testcase for PR42637.
146 2010-02-03 Sebastian Pop <sebastian.pop@amd.com>
148 * gcc.dg/graphite/interchange-12.c: Return 0 to avoid
149 the execution check to FAIL. This testcase is miscompiled by Graphite
150 and the check should be re-enabled.
151 * gcc.dg/graphite/interchange-mvt.c: Same.
152 * gcc.dg/graphite/block-0.c: Same.
153 * gcc.dg/graphite/block-4.c: Same.
154 * gcc.dg/graphite/block-7.c: Same.
156 2010-02-03 Sebastian Pop <sebastian.pop@amd.com>
158 * gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.
159 * gcc.dg/graphite/scop-0.c: Fix spaces.
160 * gfortran.dg/graphite/block-1.f90: Rewrite expected output.
161 * gfortran.dg/graphite/block-2.f: Same.
162 * gfortran.dg/graphite/block-3.f90: Same.
163 * gfortran.dg/graphite/block-4.f90: Same.
164 * gfortran.dg/graphite/interchange-1.f: Un-XFAILed.
165 * gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.
167 2010-02-03 Sebastian Pop <sebastian.pop@amd.com>
169 * graphite-dependences.c (new_poly_ddr): Initialize PDDR_KIND and
170 PDDR_ORIGINAL_SCATTERING_P.
171 (pddr_is_empty): Rewritten.
172 (print_dependence_polyhedron_layout): New.
175 (build_alias_set_powerset): Moved up.
176 (poly_drs_may_alias_p): Moved up.
177 (lexicographically_gt_p): Removed.
178 (build_lexicographically_gt_constraint): Renamed
179 build_lexicographical_constraint, reimplemented.
180 (dependence_polyhedron_1): Simplified parameters.
181 (dependence_polyhedron): Same. Keep along empty PDDRs
182 to make efficient use of the cache.
183 (reduction_dr_p): Compute the PBBs don't pass them as parameters.
184 (graphite_legal_transform_dr): Rewritten.
185 (graphite_legal_transform_bb): Pass fewer arguments to
186 graphite_legal_transform_dr.
187 (graphite_carried_dependence_level_k): Simplified implementation.
188 (dot_original_deps_stmt_1): Call dependence_polyhedron.
189 (dot_transformed_deps_stmt_1): Same.
190 (dot_original_deps): Same.
191 (dot_transformed_deps): Same.
192 * graphite-dependences.h (struct poly_ddr): Added a new field
193 original_scattering_p.
194 (PDDR_ORIGINAL_SCATTERING_P): New.
195 (print_pddr): Declared.
196 (debug_pddr): Declared.
197 * graphite-ppl.c: Clarify comment.
198 * sese.h (print_gimple_bb): Removed unused declaration.
201 2010-02-03 Sebastian Pop <sebastian.pop@amd.com>
203 * g++.dg/graphite/graphite.exp: Rewritten.
204 * gcc.dg/graphite/graphite.exp: Rewritten.
205 * gfortran.dg/graphite/graphite.exp: Rewritten.
206 * gcc.dg/graphite/block-0.c: Added runtime test.
207 * gcc.dg/graphite/block-1.c: Same.
208 * gcc.dg/graphite/block-3.c: Same.
209 * gcc.dg/graphite/block-4.c: Same.
210 * gcc.dg/graphite/block-5.c: Same.
211 * gcc.dg/graphite/block-6.c: Same.
212 * gcc.dg/graphite/block-7.c: Same.
213 * gcc.dg/graphite/interchange-0.c: Same.
214 * gcc.dg/graphite/interchange-1.c: Same.
215 * gcc.dg/graphite/interchange-10.c: Same.
216 * gcc.dg/graphite/interchange-11.c: Same.
217 * gcc.dg/graphite/interchange-12.c: Same.
218 * gcc.dg/graphite/interchange-2.c: Same.
219 * gcc.dg/graphite/interchange-3.c: Same.
220 * gcc.dg/graphite/interchange-4.c: Same.
221 * gcc.dg/graphite/interchange-5.c: Same.
222 * gcc.dg/graphite/interchange-6.c: Same.
223 * gcc.dg/graphite/interchange-7.c: Same.
224 * gcc.dg/graphite/interchange-8.c: Same.
225 * gcc.dg/graphite/interchange-9.c: Same.
226 * gcc.dg/graphite/interchange-mvt.c: Same.
227 * gcc.dg/graphite/run-id-2.c: Remove useless dg-do run.
229 2010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
231 * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
234 2010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
236 * common.opt: Add -fgraphite-cloog-opts.
237 * graphite-clast-to-gimple.c (set_cloog_options): Same.
238 * opts.c (decode_options): Same.
240 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
242 * gcc.dg/graphite/id-17.c: New.
243 * gcc.dg/graphite/pr41888.c: New.
244 * gcc.dg/graphite/scop-22.c: New.
245 * gfortran.dg/graphite/pr40982.f90: New.
247 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
249 * graphite-dependences.c: Clarify comments.
250 (build_pddr): Add an extra parameter direction.
251 (graphite_legal_transform_dr): Use build_pddr.
252 (dot_original_deps_stmt_1): Update use of build_pddr.
253 (dot_transformed_deps_stmt_1): Same.
254 (dot_original_deps): Same.
255 (dot_transformed_deps): Same.
257 * gcc.dg/graphite/interchange-12.c: New.
258 * gcc.dg/graphite/block-7.c: New.
260 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
262 * graphite-dependences.c (pddr_original_scattering): Renamed build_pddr.
263 (pddr_transformed_scattering): Removed.
264 (graphite_legal_transform_dr): Use build_pddr.
265 (dot_original_deps_stmt_1): Same.
266 (dot_transformed_deps_stmt_1): Same.
267 (dot_original_deps): Same.
268 (dot_transformed_deps): Same.
270 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
272 * graphite-dependences.c (lexicographically_gt_p): Add comments.
273 (build_lexicographically_gt_constraint): Same.
274 (dependence_polyhedron_1): Same.
275 (dependence_polyhedron): Same.
277 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
279 * graphite-dependences.c (build_pairwise_scheduling_equality): Removed.
280 (build_pairwise_scheduling_inequality): Renamed build_pairwise_scheduling.
281 (lexicographically_gt_p): Change type of direction to int.
282 (build_lexicographically_gt_constraint): Same.
283 (dependence_polyhedron_1): Same.
284 (dependence_polyhedron): Same.
285 (pddr_original_scattering): Use integers for direction.
286 (pddr_transformed_scattering): Same.
287 (graphite_legal_transform_dr): Same.
288 (graphite_carried_dependence_level_k): Same.
290 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
292 * graphite-dependences.c (build_pairwise_constraint): Renamed
293 ppl_build_relation. Moved...
294 (dr_equality_constraints): Use ppl_build_relation.
295 (build_pairwise_scheduling_equality): Same.
296 (build_pairwise_scheduling_inequality): Same.
297 * graphite-ppl.c (ppl_build_relation): ...here.
298 * graphite-ppl.h (ppl_build_relation): Declared.
300 2010-01-14 Sebastian Pop <sebastian.pop@amd.com>
303 * graphite-clast-to-gimple.c (gloog_error): New static variable.
304 (clast_to_gcc_expression): Do not build MULT_EXPR of POINTER_TYPE_P.
305 Set gloog_error when such an expression failed to be built.
306 (translate_clast): Early return when gloog_error is set.
307 (gloog): Clear gloog_error. When gloog_error is set, call
308 set_ifsese_condition to enable the original code. Return the status
309 of the code generation based on gloog_error.
310 * sese.c (set_ifsese_condition): New.
311 * sese.h (set_ifsese_condition): Declared.
313 * g++.dg/graphite/pr42681.C: New.
315 2010-01-14 Sebastian Pop <sebastian.pop@amd.com>
318 * graphite-clast-to-gimple.c (gloog): Call scev_reset_htab and
319 rename_nb_iterations.
320 * sese.c (rename_variables_in_operand): New.
321 (rename_variables_in_expr): New.
322 (rename_nb_iterations): New.
323 (sese_adjust_liveout_phis): Update the rename_map.
324 * sese.h (rename_nb_iterations): Declared.
325 * tree-scalar-evolution.c (scev_reset_htab): New.
326 (scev_reset): Call scev_reset_htab.
327 * tree-scalar-evolution.h (scev_reset_htab): Declared.
329 * gfortran.dg/graphite/pr42732.f: New.
331 2010-01-08 Sebastian Pop <sebastian.pop@amd.com>
334 * graphite-clast-to-gimple.c: Fix formatting.
335 * sese.c (defined_in_loop_p): Renamed name_defined_in_loop_p.
336 (expr_defined_in_loop_p): New.
337 (add_loop_exit_phis): Also handle full expressions: remove from
338 the rename_map the expressions defined in the loop that we're closing.
340 * gfortran.dg/graphite/pr42393-1.f90: New.
341 * gfortran.dg/graphite/pr42393.f90: Add new flags
342 -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine to also
343 make this testcase useful in the Graphite branch.
345 2010-01-08 Sebastian Pop <sebastian.pop@amd.com>
347 * graphite-scop-detection.c (exclude_component_ref): Removed.
348 (is_simple_operand): Removed.
349 (stmt_simple_for_scop_p): Remove use of is_simple_operand.
351 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
354 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
355 the array indexing of ADDR_EXPRs.
357 * gcc.dg/graphite/pr42221.c: New.
359 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
362 * graphite.c (graphite_finalize): Call scev_reset.
363 (graphite_transform_loops): Do not call scev_reset between the code
366 * gcc.dg/graphite/pr42521.c: New.
368 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
370 * graphite-interchange.c (memory_stride_in_loop): Renamed
372 (memory_strides_in_loop): Renamed memory_strides_in_loop_1.
373 (memory_strides_in_loop): Memoize the memory strides per loop.
374 (lst_interchange_profitable_p): Do not initialize to zero the memory
376 * graphite-poly.h (struct lst): Add a field memory_strides.
377 (LST_LOOP_MEMORY_STRIDES): New.
378 (new_lst_loop): Initialize LST_LOOP_MEMORY_STRIDES to -1.
379 (free_lst): Clear LST_LOOP_MEMORY_STRIDES.
381 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
383 * graphite-interchange.c (memory_strides_in_loop_depth): Renamed
384 memory_strides_in_loop. Gather memory strides on a whole loop.
385 (pbb_interchange_profitable_p): Renamed lst_interchange_profitable_p.
386 (lst_interchange_profitable_p): Removed.
387 (lst_try_interchange_loops): Call lst_interchange_profitable_p.
389 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
391 Revert patch 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
392 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
393 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
394 Remove context_loop and level.
396 2010-01-07 Richard Guenther <rguenther@suse.de>
398 PR tree-optimization/42641
399 * sese.c (rename_map_elt_info): Use the SSA name version, do
402 2010-01-06 Sebastian Pop <sebastian.pop@amd.com>
404 * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
405 blocked" only when both the strip mine and the interchange have
408 * gcc.dg/graphite/block-2.c: Removed.
409 * gcc.dg/graphite/block-3.c: Add scan pattern.
410 * gcc.dg/graphite/block-4.c: Same.
411 * gcc.dg/graphite/block-5.c: Same.
412 * gcc.dg/graphite/block-6.c: Same.
414 2010-01-06 Sebastian Pop <sebastian.pop@amd.com>
416 * graphite-clast-to-gimple.c (save_clast_name_index): Free slot
417 before allocating a new one.
418 (copy_renames): Check that slot is not NULL.
419 (mark_bb_with_pbb): Same.
420 (compute_cloog_iv_types_1): Same.
421 * graphite-interchange.c (lst_perfect_nestify): Free the before,
422 nest, and after LSTs.
423 (lst_try_interchange_loops): Same.
425 2010-01-05 Sebastian Pop <sebastian.pop@amd.com>
428 * graphite-interchange.c (lst_try_interchange_loops): Do not return
429 the before, nest, and after LSTs.
430 (lst_try_interchange): Removed.
431 (lst_interchange_select_inner): Do not iterate over the LSTs if they
433 (lst_interchange_select_outer): Apply interchange on the outer loop
434 until there are no more changes in the inner loops.
436 2009-12-18 Sebastian Pop <sebastian.pop@amd.com>
438 Revert patch fixing PR middle-end/42221.
440 2009-12-18 Sebastian Pop <sebastian.pop@amd.com>
443 * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
446 * gfortran.dg/graphite/pr42180.f90: Add compile flags.
448 2009-12-18 Sebastian Pop <sebastian.pop@amd.com>
451 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
452 that contain only one statement.
454 * gfortran.dg/graphite/pr42180.f90: New.
456 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
459 * gfortran.dg/graphite/pr42393.f90: New.
461 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
464 * gfortran.dg/graphite/pr42186.f90: New.
466 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
469 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
470 Insert the reduction copy in the same block as the phi node.
471 (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
473 * gcc.dg/graphite/pr42205-1.c: New.
474 * gcc.dg/graphite/pr42205-2.c: New.
476 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
479 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
480 the array indexing of ADDR_EXPRs.
482 * gcc.dg/graphite/pr42221.c: New.
484 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
488 * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
489 index. Call lst_interchange_select_inner only once.
490 (lst_interchange_select_inner): Update use of lst_try_interchange.
491 (lst_interchange_select_outer): Update.
493 2009-12-15 Sebastian Pop <sebastian.pop@amd.com>
497 * graphite-interchange.c (lst_try_interchange): Do not increment the
498 the OUTER index when there is no AFTER kernel. Do not increment the
499 OUTER index for after processing the AFTER kernel.
500 (lst_interchange_select_inner): Call lst_try_interchange only on loops.
501 (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
502 index. Do not pass to lst_interchange_select_inner the OUTER index.
503 (scop_do_interchange): Update use of lst_interchange_select_outer.
505 * gfortran.dg/graphite/graphite.exp
506 (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
507 * gfortran.dg/graphite/interchange-1.f: Add comment. Clean
508 the graphite dump file.
509 * gfortran.dg/graphite/interchange-2.f: Same.
510 * gfortran.dg/graphite/pr42334-1.f: New.
512 2009-12-15 Sebastian Pop <sebastian.pop@amd.com>
516 * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
518 (lst_do_interchange_1): Renamed lst_interchange_select_inner.
519 (lst_try_interchange): Reimplemented.
520 (lst_interchange_select_inner): Same.
521 (lst_do_interchange): Renamed lst_interchange_select_outer.
523 (scop_do_interchange): Update use of lst_interchange_select_outer.
525 * g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
526 * gcc.dg/graphite/block-0.c: Un-XFAILed.
527 * gcc.dg/graphite/pr42211.c: New.
528 * gfortran.dg/graphite/pr42334.f90: New.
530 2009-12-14 Sebastian Pop <sebastian.pop@amd.com>
533 * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
534 carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
536 * gfortran.dg/graphite/pr42181.f90: New.
538 2009-12-12 Sebastian Pop <sebpop@gmail.com>
541 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
542 insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
543 (detect_commutative_reduction_arg): Simplified.
544 (detect_commutative_reduction): Early return when the argument of
545 the close phi is not of an SSA_NAME.
547 * gcc.dg/graphite/pr42284.c: New.
549 2009-12-11 Alexander Monakov <amonakov@ispras.ru>
551 * dbgcnt.def (graphite_scop): New counter.
552 * graphite.c: Include dbgcnt.h
553 (graphite_transform_loops): Use new counter to limit transformations.
555 2009-12-08 Sebastian Pop <sebpop@gmail.com>
558 * graphite-scop-detection.c (graphite_can_represent_init): Also
559 handle more complex MULT_EXPRs containing parameters by recursion
562 * gfortran.dg/graphite/pr42285.f90: New.
564 2009-12-01 Tobias Grosser <grosser@fim.uni-passau.de>
566 * g++.dg/graphite/pr42130.C: Fix type.
568 2009-11-29 Alexander Monakov <amonakov@gcc.gnu.org>
570 * g++.dg/graphite/pr42130.C: Correct testcase.
572 2009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
574 * Merge from mainline (154493:154734).
576 2009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
578 * Merge from mainline (151362:154491).
580 2009-11-24 Tobias Grosser <grosser@fim.uni-passau.de>
582 * graphite-clast-to-gimple.c (try_mark_loop_parallel,
583 graphite_create_new_loop_guard, translate_clast_for): Fix comments.
585 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
588 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
589 translate_clast_for_loop): New.
590 (translate_clast_for): Add a condition around the loop, to do not
591 execute loops with zero iterations.
592 * g++.dg/graphite/pr42130.C: New.
593 * gcc.dg/graphite/pr35356-2.c: Adapt.
595 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
597 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
598 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
599 Remove context_loop and level.
601 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
603 * graphite-clast-to-gimple.c (translate_clast_user,
604 translate_clast_for, translate_clast_guard): Simplify and move common
605 elements to translate_clast().
606 (translate_clast): Simplify and get common elements.
608 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
610 * graphite-clast-to-gimple.c (translate_clast_user,
611 translate_clast_for, translate_clast_guard): Split out of
614 2009-11-21 Tobias Grosser <grosser@fim.uni-passau.de>
616 * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
617 clast_name_to_index, save_clast_name_index, debug_clast_name_index,
618 debug_clast_name_indexes_1, debug_clast_name_indexes,
619 clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
620 (clast_name_to_gcc, clast_to_gcc_expression,
621 clast_to_gcc_expression_red, gcc_type_for_clast_expr,
622 gcc_type_for_clast_eq, graphite_translate_clast_equation,
623 graphite_create_guard_cond_expr, graphite_create_new_loop,
624 translate_clast): Add params_index.
625 (initialize_cloog_names): Create parameter strings from scratch, do
626 not reference other strings.
627 (create_params_index): New.
628 (gloog): Initialize params_index.
629 * graphite-scop-detection (free_scops_1): Removed.
630 (limit_scops): Use normal free_scops.
631 * graphite-sese-to-poly.c (save_var_names): Removed.
632 (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
633 and SESE_PARAMS_INDEX.
634 * sese.c (new_sese, free_sese): Dito.
635 * sese.h (struct sese): Remove params_index, params_names.
636 (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
638 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
640 Revert the following patch from 2009-09-14:
641 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
642 tree-scalar-evolution.h, and then tree-data-ref.h.
643 * graphite-clast-to-gimple.c: Same.
644 * graphite-dependences.c: Same.
645 * graphite-interchange.c: Same.
646 * graphite-poly.c: Same.
647 * graphite-scop-detection.c: Same.
648 * graphite-sese-to-poly.c: Same.
650 * lambda-code.c: Same.
651 * matrix-reorg.c: Same.
652 * tree-data-ref.c: Same.
653 * tree-if-conv.c: Same.
654 * tree-loop-distribu: Same.: Same.
655 * tree-loop-linear.c: Same.
656 * tree-parloops.c: Same.
657 * tree-predcom.c: Same.
658 * tree-vect-patterns.c: Same.
660 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
662 Revert patch from 2009-09-14.
663 * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
664 passes at -O1 and below.
666 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
669 * gcc.dg/graphite/pr40281.c: New.
671 * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
672 evolutions should not variate in inner loops.
674 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
677 * gfortran.dg/graphite/pr42050.f90: New.
679 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
681 * graphite-interchange.c (memory_strides_in_loop_depth): New.
682 (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
684 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
686 * graphite-blocking.c (scop_do_block): New.
687 * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
688 * graphite-poly.h (scop_do_block): Declared.
690 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
692 * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
693 depth is the loop nesting depth in the LST. Call psct_dynamic_dim
694 to transform depth into the time_depth before calling
695 pbb_number_of_iterations_at_time.
696 (lst_do_strip_mine): Use a scalar variable instead of recomputing
699 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
701 Reverted the patch for "scattering permutations" from 2009-10-28.
703 * graphite-poly.c (print_permutation): New.
704 (debug_permutation): New.
705 (new_poly_bb): Initialize PBB_PERMUTATION.
706 (free_poly_bb): Free PBB_PERMUTATION.
707 * graphite-poly.h (pbb_permutation_elt_p): Declared.
708 (struct pbb_permutation_elt): New.
709 (PBB_PERMUTATION_ELT_STRIDE): New.
710 (PBB_PERMUTATION_ELT_STRIDED_P): New.
711 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
712 (new_pbb_permutation_elt): New.
713 (pbb_permutation_elt_free): New.
714 (struct poly_bb): Add field permutation.
715 (PBB_PERMUTATION): New.
716 (print_permutation): Declared.
717 (debug_permutation): Declared.
719 2009-11-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
721 * graphite-interchange.c (build_partial_difference): New.
722 (memory_stride_in_loop): Refactored the computation of
723 equality constraints into build_partial_difference function.
724 Added support for debugging stride computations.
726 2009-11-03 Sebastian Pop <sebastian.pop@amd.com>
728 * graphite-clast-to-gimple.c (gloog): Free if_region,
729 if_region->true_region, and if_region->region.
730 * sese.c (if_region_set_false_region): Free if_region->false_region.
731 (create_if_region_on_edge): Do not use GGC_NEW.
732 (move_sese_in_condition): Remove useless initialization.
734 2009-11-03 Sebastian Pop <sebastian.pop@amd.com>
736 * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
737 for the loops created by the loop distribution. Do not modify the
739 (lst_try_interchange_loops): Same. Use a temporary LST for the
740 transformed schedule. Call lst_update_scattering before data
742 (lst_try_interchange): Pass an extra parameter INDEX.
743 (lst_do_interchange_1): New.
744 (lst_do_interchange): Call lst_do_interchange_1.
745 (scop_do_interchange): Call lst_update_scattering.
746 * graphite-poly.c (apply_poly_transforms): Do not call
747 lst_update_scattering.
748 * graphite-poly.h (lst_pred): New.
750 (lst_find_first_pbb): Return NULL when not found.
752 (lst_insert_in_sequence): Allow LST1 to be NULL.
754 (lst_substitute_3): New.
755 * gcc.dg/graphite/interchange-1.c: XFail.
756 * gcc.dg/graphite/interchange-8.c: XFail.
757 * gcc.dg/graphite/interchange-11.c: XFail.
759 2009-10-30 Sebastian Pop <sebastian.pop@amd.com>
761 * graphite-interchange.c (lst_perfectly_nested_p): New.
762 (lst_perfect_nestify): New.
763 (lst_try_interchange_loops): Call store_lst_schedule,
764 lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
765 (scop_do_interchange): Avoid redundant legality test.
766 Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
767 * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
768 * graphite-poly.h (psct_static_dim): New.
769 (lst_dewey_number_at_depth): New.
770 (lst_find_pbb): Restructured.
771 (lst_find_first_pbb): Restructured.
772 (lst_find_last_pbb): New.
773 (lst_contains_p): New.
774 (lst_contains_pbb): New.
775 (lst_create_nest): New.
776 (lst_remove_from_sequence): New.
777 (pbb_update_scattering): New.
778 (lst_update_scattering_under): New.
779 (lst_update_scattering_seq): New.
780 (lst_update_scattering): New.
781 (lst_insert_in_sequence): New.
782 (lst_distribute_lst): New.
783 (lst_remove_all_before_including_pbb): New.
784 (lst_remove_all_before_excluding_pbb): New.
786 2009-10-30 Sebastian Pop <sebastian.pop@amd.com>
788 * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
791 2009-10-30 Sebastian Pop <sebastian.pop@amd.com>
793 * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
795 2009-10-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
797 * graphite-poly.c (print_permutation): New.
798 (debug_permutation): New.
799 (new_poly_bb): Initialize PBB_PERMUTATION.
800 (free_poly_bb): Free PBB_PERMUTATION.
801 * graphite-poly.h (pbb_permutation_elt_p): Declared.
802 (struct pbb_permutation_elt): New.
803 (PBB_PERMUTATION_ELT_STRIDE): New.
804 (PBB_PERMUTATION_ELT_STRIDED_P): New.
805 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
806 (new_pbb_permutation_elt): New.
807 (pbb_permutation_elt_free): New.
808 (struct poly_bb): Add field permutation.
809 (PBB_PERMUTATION): New.
810 (print_permutation): Declared.
811 (debug_permutation): Declared.
813 2009-10-26 Sebastian Pop <sebastian.pop@amd.com>
815 * graphite-clast-to-gimple.c (gloog): Do not call
816 sese_reset_aux_in_loops.
817 * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
818 extra argument for domains. Do not use loop->aux.
819 (build_scop_iteration_domain): Initialize and free domains, pass it
820 to build_loop_iteration_domains and extract the information from
821 domains. Do not use loop->aux.
822 * sese.c (sese_reset_aux_in_loops): Removed.
823 * sese.h (sese_reset_aux_in_loops): Removed.
825 2009-10-26 Sebastian Pop <sebastian.pop@amd.com>
827 * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
828 (dependency_in_loop_p): Same.
829 (translate_clast): Do not use loop->aux. Initialize
830 loop->can_be_parallel.
831 (mark_loops_parallel): Removed.
832 * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
833 * graphite.c (free_aux_in_new_loops): Removed.
834 (graphite_finalize): Do not call free_aux_in_new_loops.
835 (graphite_transform_loops): Do not call mark_loops_parallel.
837 2009-10-26 Li Feng <nemokingdom@gmail.com>
839 * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
840 (translate_clast): Pass an extra parameter LEVEL.
841 Call get_scattering_level.
842 * graphite-clast-to-gimple.h (get_scattering_level): New.
844 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
846 * cfgloop.c (alloc_loop): Initialize loop->single_iv.
847 * cfgloop.h (struct loop): New field single_iv.
849 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
850 loop->aux anymore: use loop->single_iv.
851 (graphite_loop_normal_form): Moved...
852 (build_graphite_loop_normal_form): Removed.
853 (gloog): Do not call build_graphite_loop_normal_form.
854 (free_aux_in_new_loops): Moved...
855 (mark_loops_parallel): Restructure.
856 * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
857 * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
858 (scop_canonicalize_loops): New.
859 (build_poly_scop): Call scop_canonicalize_loops.
860 * graphite.c (free_aux_in_new_loops): ...here.
862 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
864 * g++.dg/graphite/graphite.exp: Add the same rules as in
865 gcc.dg/graphite/graphite.exp.
867 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
869 * g++.dg/graphite/id-1.C: New.
871 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
873 * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
875 (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
876 (rewrite_phi_out_of_ssa): Same.
877 (rewrite_cross_bb_scalar_deps): Same.
878 (translate_scalar_reduction_to_array): Same.
880 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
882 * graphite-sese-to-poly.c (build_scop_drs): Disable call to
885 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
887 * graphite-sese-to-poly.c (dump_alias_graphs): New.
888 (build_scop_drs): Call dump_alias_graphs.
890 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
892 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
893 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
894 (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
895 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
896 * graphite-poly.h (free_lst): New.
897 (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
898 (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
900 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
902 * graphite-poly.h (struct scop): Add a field saved_schedule.
903 (SCOP_SAVED_SCHEDULE): New.
904 (store_lst_schedule): New.
905 (restore_lst_schedule): New.
906 (store_scattering): Call store_lst_schedule.
907 (restore_scattering): Call restore_lst_schedule.
909 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
911 * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
912 (pdr_add_alias_set): Same.
913 (build_poly_dr): Same.
914 (build_alias_set_optimal_p): Same.
915 (build_base_obj_set_for_drs): Same. Do not store the result of
918 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
920 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
921 all_components_are_cliques to 1.
923 2009-10-20 Li Feng <nemokingdom@gmail.com>
925 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
927 (pdr_add_alias_set): Update retrieving alias_set_num.
928 (build_poly_dr): Update retrieving dr_base_object_set.
929 (partition_drs_to_sets): Remove.
930 (build_alias_set_optimal_p): New.
931 (build_alias_set_for_drs): Rename.
932 (build_scop_drs): Update.
933 * graphite-sese-to-poly.h (struct base_alias_pair): New.
934 (ALIAS_SET_INDEX): Remove.
935 (BASE_OBJECT_SET_INDEX): Remove.
937 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
939 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
941 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
943 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
944 loop upper bounds for 1-element arrays at end of structures.
945 * tree-flow.h (array_at_struct_end_p): Declared.
946 * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
948 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
950 * g++.dg/graphite/pr41305.C: New.
952 2009-10-20 Alexander Monakov <amonakov@ispras.ru>
954 * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
955 construction of parameter constraints from loop iteration analysis.
956 * gcc.dg/graphite/run-id-2.c: New test.
958 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
960 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
963 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
965 * graphite-dependences.c (dependence_polyhedron_1): Remove
966 unused gdim dimensions from the DDR polyhedron.
968 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
970 * graphite-dependences.c (pddr_transformed_scattering): New.
971 (dot_original_deps_stmt_1): New.
972 (dot_transformed_deps_stmt_1): New.
973 (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
974 dot_transformed_deps_stmt_1.
975 (dot_original_deps): New.
976 (dot_transformed_deps): New.
977 (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
979 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
981 * graphite-dependences.c (reduction_dr_1): Remove wrong
982 assert: reduction BBs can have multiple reduction writes
983 to memory. interchange-3.f90 is an example.
985 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
987 * gfortran.dg/graphite/interchange-3.f90: New.
989 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
991 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
993 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
995 * graphite-dependences.c (dependence_polyhedron_1): Add the
996 context to the dependence polyhedron.
998 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1000 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
1001 PBB_PDR_DUPLICATES_REMOVED.
1002 (new_poly_bb): Same.
1004 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1006 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
1008 (build_loop_iteration_domains): Extract bounds on parameters
1009 based on the data size.
1010 (build_scop_context): Do not initialize SCOP_CONTEXT;
1011 add new constraints.
1013 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1015 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
1016 * graphite-ppl.h (graphite-ppl.h): Declared.
1018 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1020 * graphite-ppl.c (ppl_print_linear_expr): New.
1021 (debug_ppl_linear_expr): New.
1022 * graphite-ppl.h (ppl_print_linear_expr): Declared.
1023 (debug_ppl_linear_expr): Declared.
1025 2009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1027 * graphite-interchange.c: Fix comments.
1028 * gcc.dg/graphite/block-1.c: Fix comments.
1030 2009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1032 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
1033 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
1035 2009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1037 Reapply the patch from Alexander Monakov that disappeared during
1038 the last merges from trunk.
1040 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
1042 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1043 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1045 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1047 * graphite-interchange.c (memory_stride_in_loop): The depth
1048 argument corresponds to a dynamic time dimension, so use
1049 psct_dynamic_dim to refer to the transformed scattering dimension.
1051 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1053 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
1055 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1057 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
1059 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
1060 the root of the LST.
1061 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
1063 (print_lst): Print the root of LST in a different format.
1064 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
1066 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1068 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
1070 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1072 * doc/passes.texi: Document the Graphite infrastructure.
1074 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1076 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
1077 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
1078 and check the SSA representation.
1080 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
1082 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1084 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
1086 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1088 * gcc.dg/graphite/interchange-11.c: New.
1090 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1092 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
1094 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1096 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1097 Add -fno-loop-strip-mine and -fno-loop-interchange.
1098 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
1099 -fno-loop-strip-mine.
1100 * gfortran.dg/graphite/graphite.exp: Same.
1102 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1104 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1105 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
1106 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
1107 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
1108 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
1109 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
1110 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
1111 DEFAULT_FLAGS_GRAPHITE_SCOP.
1112 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
1113 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
1115 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1117 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
1119 2009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1120 Sebastian Pop <sebastian.pop@amd.com>
1122 * graphite-interchange.c (build_linearized_memory_access): Pass an
1123 offset as parameter.
1124 (memory_stride_in_loop): Include transform scattering in the
1125 access functions to be able to querry the strides in the
1127 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
1128 not the psct_iterator_dim.
1130 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1132 * graphite-blocking.c (pbb_do_strip_mine): Removed.
1133 (lst_do_strip_mine_loop): New.
1134 (lst_do_strip_mine): New.
1135 (scop_do_strip_mine): Call lst_do_strip_mine.
1136 * graphite-poly.h (lst_add_loop_under_loop): New.
1137 (lst_find_first_pbb): New.
1139 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1141 * graphite-poly.c (loop_to_lst): Fix LST creation.
1143 2009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
1145 * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
1146 sizeof(unsigned long) to make it run on 32bit systems.
1148 2009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
1150 * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
1153 2009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1155 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
1157 (write_alias_graph_to_ascii_dot): New.
1158 (write_alias_graph_to_ascii_ecc): Ditto.
1159 (partition_drs_to_sets): Add testing of optimality of current method
1160 which assigns alias numbers according to DFS Comopnent number. used
1161 as heuristic for the upcoming ECC algorithm.
1162 (build_scop_drs): Write to file also with the ecc and dot format.
1164 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1166 * gfortran.dg/graphite/interchange-1.f: XFail.
1168 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1170 * graphite.c (graphite_initialize): Do not handle functions with
1171 more than 100 basic blocks.
1173 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1175 * graphite-blocking.c (pbb_do_strip_mine): Use
1176 PARAM_LOOP_BLOCK_TILE_SIZE.
1178 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1180 * graphite-poly.c (dot_lst_1): New.
1182 * graphite-poly.h (dot_lst): Declared.
1184 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1186 * graphite-dependences.c (dot_deps_stmt_1): New.
1187 (dot_deps_stmt): New.
1188 * graphite-dependences.h (dot_deps_stmt): Declared.
1190 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1192 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
1193 not replace cross BB scalar dependences ending on PHI nodes.
1194 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
1196 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1198 * graphite-poly.c (apply_poly_transforms): Implement the high
1199 level driver for flag_loop_block.
1200 * opts.c (decode_options): Enable flag_loop_block at -O2.
1201 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
1204 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
1206 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1209 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1211 * graphite-poly.h (lst_find_pbb): New.
1212 (find_lst_loop): New.
1214 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1216 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
1217 * graphite-poly.h (struct scop): Remove dep_graph field.
1218 (SCOP_DEP_GRAPH): Removed.
1220 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1222 * graphite-poly.h (copy_lst): Do full copy of LST.
1224 2009-10-07 Sebastian Pop <sebastian.pop@amd.com>
1226 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
1227 when the loop stride is zero.
1229 * gcc.dg/graphite/id-16.c: New.
1231 2009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1233 * graphite-dependences.c (reduction_dr_1): New.
1234 (reduction_dr_p): New.
1235 (graphite_legal_transform_dr): Call reduction_dr_p.
1236 (reduction_ddr): Renamed reduction_ddr_p.
1237 * graphite-poly.h (same_pdr_p): New.
1238 (number_of_write_pdrs): New.
1239 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
1240 (split_reduction_stmt): Do not split reduction statements
1241 when there are no writes to memory.
1242 (translate_scalar_reduction_to_array_for_stmt): Insert the
1243 memory reduction statement just after the scalar reduction statement.
1245 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
1247 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
1248 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
1250 2009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1252 * graphite-interchange.c (lst_apply_interchange): New.
1253 (lst_interchange_profitable_p): New.
1254 (lst_try_interchange_loops): New.
1255 (lst_try_interchange): New.
1256 (lst_do_interchange): New.
1257 (pbb_do_interchange): Removed.
1258 (scop_do_interchange): Call lst_do_interchange.
1260 2009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1262 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
1263 SCOP_TRANSFORMED_SCHEDULE.
1268 * graphite-poly.h (lst_p): New.
1271 (LST_LOOP_FATHER): New.
1274 (scop_to_lst): Declared.
1275 (print_lst): Declared.
1276 (debug_lst): Declared.
1277 (new_lst_loop): New.
1278 (new_lst_stmt): New.
1281 (lst_dewey_number): New.
1282 (struct scop): Add original_schedule and transformed_schedule fields.
1283 (SCOP_ORIGINAL_SCHEDULE): New.
1284 (SCOP_TRANSFORMED_SCHEDULE): New.
1285 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
1287 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1289 * graphite-dependences.c (reduction_ddr): New.
1290 (graphite_legal_transform_bb): Call reduction_ddr.
1291 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
1292 Initialize PBB_IS_REDUCTION.
1293 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
1294 (PBB_IS_REDUCTION): New.
1295 (new_poly_bb): Update declaration.
1296 * graphite-scop-detection.h (build_scop_bbs): Removed.
1297 (nb_reductions_in_loop): Removed.
1298 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
1299 parameter for reductions.
1300 (try_generate_gimple_bb): Update call to new_poly_bb.
1301 (build_scop_bbs_1): Same.
1302 (build_scop_bbs): Same.
1303 (gsi_for_phi_node): New.
1304 (scalar_close_phi_node_p): Remove gcc_assert.
1305 (split_reduction_stmt): New.
1306 (is_reduction_operation_p): New.
1307 (phi_contains_arg): New.
1308 (follow_ssa_with_commutative_ops): New.
1309 (detect_commutative_reduction_arg): New.
1310 (detect_commutative_reduction_assign): New.
1311 (follow_inital_value_to_phi): New.
1312 (edge_initial_value_for_loop_phi): New.
1313 (initial_value_for_loop_phi): New.
1314 (detect_commutative_reduction): New.
1315 (translate_scalar_reduction_to_array_for_stmt): New.
1316 (insert_copyout): New.
1317 (insert_copyin): New.
1318 (translate_scalar_reduction_to_array): New.
1319 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
1320 (rewrite_commutative_reductions_out_of_ssa_loop): New.
1321 (rewrite_commutative_reductions_out_of_ssa): New.
1322 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
1323 * sese.h (split_region_for_bb): New.
1325 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
1326 * gcc.dg/graphite/interchange-1.c: Fix format.
1327 * gcc.dg/graphite/interchange-10.c: New.
1329 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1331 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
1334 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1336 * graphite-sese-to-poly.c (scev_analyzable_p): New.
1337 (rewrite_cross_bb_scalar_dependence): New.
1338 (rewrite_cross_bb_scalar_deps): New.
1339 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
1340 Call rewrite_cross_bb_scalar_deps.
1342 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1344 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
1345 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
1348 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1350 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
1351 * graphite-interchange.c (pbb_do_interchange): Same.
1352 * graphite-poly.c (print_scattering_function): Same.
1354 * graphite-poly.h (pbb_loop): New.
1355 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
1357 2009-09-27 Sebastian Pop <sebastian.pop@amd.com>
1359 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
1361 2009-09-27 Sebastian Pop <sebastian.pop@amd.com>
1363 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
1364 so don't pass a pointer to it.
1365 (build_alias_set_for_drs): Same.
1366 (build_base_obj_set_for_drs): Same.
1367 (build_scop_drs): Same.
1369 2009-09-26 Li Feng <nemokingdom@gmail.com>
1371 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
1372 the alias graph of data references.
1374 2009-09-25 Li Feng <nemokingdom@gmail.com>
1376 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
1377 (build_scop_drs): When debugging, write the alias graph to file,
1378 otherwise, should be disabled.
1380 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1382 * Merge from mainline (151310:151361).
1384 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1386 * Merge from mainline (151171:151310).
1388 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1390 * Merge from mainline (151171:151806).
1392 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1394 * Revert the last commit.
1396 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1398 * Merge from mainline (151171:151819).
1400 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1402 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
1403 (is_simple_operand): Remove call to stmt_simple_memref_p.
1404 (stmt_simple_for_scop_p): Update call to is_simple_operand.
1406 2009-09-17 David Edelsohn <edelsohn@gnu.org>
1408 * gcc.dg/graphite/interchange-mvt.c: New File.
1409 * gcc.dg/graphite/scop-dsyrk.c: New File.
1410 * gcc.dg/graphite/scop-dsyr2k.c: New File.
1411 * gcc.dg/graphite/scop-mvt.c: New File.
1412 * gcc.dg/graphite/scop-sor.c: New File.
1414 2009-09-17 Li Feng <nemokingdom@gmail.com>
1416 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
1417 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
1418 (graphite_carried_dependence_level_k): Ditto.
1419 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
1420 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
1421 (new_poly_dr): Adjust declaration.
1422 * graphite-sese-to-poly.c (free_data_refs_aux): New.
1423 (free_gimple_bb): Added free_data_refs_aux.
1424 (build_poly_dr): Add dr_base_object_set.
1425 (partition_drs_to_sets): New.
1426 (dr_same_base_object_p): New.
1427 (build_alias_set_for_drs): New.
1428 (build_base_object_set_for_drs): New.
1429 (build_scop_drs): Add build_base_obj_set_for_drs.
1430 * graphite-sese-to-poly.h: Added #define for alias set number index and
1431 base object set index.
1432 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
1433 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
1435 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
1437 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1438 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1440 2009-09-14 Sebastian Pop <sebastian.pop@amd.com>
1442 * graphite-sese-to-poly.c (struct irp_data): Removed.
1443 (idx_record_params): Removed.
1444 (find_params_in_bb): Scan for parameters the access functions; don't
1445 parse the tree representation.
1447 2009-09-14 Sebastian Pop <sebastian.pop@amd.com>
1449 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
1450 passes at -O1 and below.
1452 2009-09-14 Sebastian Pop <sebastian.pop@amd.com>
1454 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
1455 tree-scalar-evolution.h, and then tree-data-ref.h.
1456 * graphite-clast-to-gimple.c: Same.
1457 * graphite-dependences.c: Same.
1458 * graphite-interchange.c: Same.
1459 * graphite-poly.c: Same.
1460 * graphite-scop-detection.c: Same.
1461 * graphite-sese-to-poly.c: Same.
1463 * lambda-code.c: Same.
1464 * matrix-reorg.c: Same.
1465 * tree-data-ref.c: Same.
1466 * tree-if-conv.c: Same.
1467 * tree-loop-distribu: Same.: Same.
1468 * tree-loop-linear.c: Same.
1469 * tree-parloops.c: Same.
1470 * tree-predcom.c: Same.
1471 * tree-vect-patterns.c: Same.
1473 2009-09-02 Sebastian Pop <sebastian.pop@amd.com>
1475 Partially revert the previous patch, except the following.
1476 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
1477 as parameters the operands of the not expression.
1479 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1481 * tree-scalar-evolution.c (instantiate_scev_assign): New.
1482 Do not call analyze_scalar_evolution on assignments.
1483 (instantiate_scev_phi): Call analyze_scalar_evolution.
1484 (instantiate_scev_name): Call instantiate_scev_assign and
1485 instantiate_scev_phi.
1486 (instantiate_scev_not): Adapted to pass as parameters the operands
1487 of the not expression.
1489 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1491 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
1492 to pass as parameters the operands of the binary expression.
1494 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1496 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
1497 instantiate_scev_not. Handle NEGATE_EXPR.
1498 (instantiate_scev_r): Handle NEGATE_EXPR.
1500 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1502 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
1504 (instantiate_scev_r): Move code in instantiate_scev_2
1505 and instantiate_scev_1.
1507 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1509 * tree-scalar-evolution.c (instantiate_scev_3): New.
1510 (instantiate_scev_1): Move code in instantiate_scev_3.
1512 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1514 * tree-scalar-evolution.c (instantiate_scev_poly): New.
1515 (instantiate_scev_1): Move code in instantiate_scev_poly.
1517 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1519 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
1520 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
1522 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1524 * tree-scalar-evolution.c (instantiate_scev_convert): New.
1525 (instantiate_scev_1): Move code in instantiate_scev_convert.
1527 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1529 * tree-scalar-evolution.c (instantiate_scev_binary): New.
1530 (instantiate_scev_1): Move code in instantiate_scev_binary.
1532 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1534 * tree-scalar-evolution.c (instantiate_scev_name): New.
1535 (instantiate_scev_1): Move code in instantiate_scev_name.
1537 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1539 * Merge from mainline (150992:151171).
1541 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1543 * opts.c (decode_options): Enable flag_loop_interchange at -O2.
1545 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1547 * graphite-dependences.c (graphite_legal_transform_bb): Call
1548 pbb_remove_duplicate_pdrs.
1549 * graphite-poly.c (can_collapse_pdr): Removed.
1550 (pdr_find_duplicate): Removed.
1551 (can_collapse_pdrs): New.
1552 (pbb_remove_duplicate_pdrs): New.
1553 (new_poly_dr): Do not look for duplicates.
1554 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1555 (PBB_PDR_DUPLICATES_REMOVED): New.
1556 (pbb_remove_duplicate_pdrs): Declared.
1558 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1560 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1561 the strides by multiplying by PDR_NB_REFS.
1562 * graphite-poly.c (can_collapse_pdr): New.
1563 (pdr_find_duplicate): New.
1564 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1565 Initialize PDR_NB_REFS.
1566 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1568 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1570 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1572 Revert one of the previous commits:
1573 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1574 the computation of symmetric data dependence relations.
1575 (dependency_between_pbbs_p): Same.
1577 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1580 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1583 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1585 * graphite-dependences.c (pddr_original_scattering): Return NULL
1586 for read-read dependence relations.
1587 * graphite-poly.h (enum poly_dr_type): Fix comment.
1590 (pdr_may_write_p): New.
1592 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1594 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1595 (struct poly_dr): Same.
1596 (new_poly_dr): Same.
1597 * graphite-poly.c (new_poly_dr): Same.
1599 2009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1600 Sebastian Pop <sebastian.pop@amd.com>
1602 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1603 pbb_strip_mine_time_depth. Changed the implementation so that
1604 transformation is expressed as a transformation on
1605 time (scatttering) dimensions. Also, ensures that the 2d+1
1606 scheduling format is preserved.
1607 (pbb_strip_mine_profitable_p): Profitability is based on the
1608 iteration number of a given time (scattering) dimension,
1609 and not on a original loop depth dimension.
1610 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1611 (pbb_do_strip_mine): Call psct_dynamic_dim.
1612 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1613 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1614 (pbb_nb_dynamic_scattering_transform): New.
1615 (psct_dynamic_dim): New.
1617 2009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1619 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1620 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1621 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1622 * graphite-interchange.c (build_linearized_memory_access): Same.
1623 (memory_stride_in_loop): Same.
1625 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1627 * graphite-dependences.c (pddr_original_scattering): New.
1628 (graphite_legal_transform_dr): Call pddr_original_scattering.
1631 * graphite-dependences.h (dot_deps): Declared.
1632 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1633 (print_pdr): Print PDR_ID.
1634 * graphite-poly.h (struct poly_dr): Add field id.
1637 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1639 2009-08-22 Sebastian Pop <sebastian.pop@amd.com>
1641 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1642 not delete the original dependence relation.
1644 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1646 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1647 the computation of symmetric data dependence relations.
1648 (dependency_between_pbbs_p): Same.
1650 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1652 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1653 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1654 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1655 (free_poly_ddr): New.
1656 (pddr_is_empty): New.
1657 (dependence_polyhedron_1): Now returns a poly_ddr_p.
1658 (dependence_polyhedron): Same. Remove useless gcc_assert.
1660 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1661 (graphite_carried_dependence_level_k): Call pddr_is_empty.
1662 * graphite-dependences.h (enum poly_dependence_kind): New.
1663 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
1664 (PDRP_SOURCE): Renamed PDDR_SOURCE.
1665 (PDRP_SINK): Renamed PDDR_SINK.
1666 (PDRP_DDP): Renamed PDDR_DDP.
1668 (free_poly_ddr): Declared.
1669 * graphite-poly.c (new_scop): Use the new hash function names.
1670 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1671 into original_pddrs.
1672 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1674 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1676 * Merge from mainline (150764:150992).
1678 2009-08-18 Sebastian Pop <sebastian.pop@amd.com>
1680 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1681 bounds with LT_EXPR to make niter analysis more precise on code
1682 generated by Graphite.
1684 2009-08-18 Sebastian Pop <sebastian.pop@amd.com>
1686 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1687 (graphite_legal_transform_bb): Same.
1688 (poly_drs_may_alias_p): Same.
1690 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
1693 * graphite-ppl.c (ppl_max_for_le): Correct the use of
1694 ppl_Pointset_Powerset_C_Polyhedron_maximize.
1696 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1698 * graphite-poly.c (print_pbb): Print PBB index.
1700 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1702 * Merge from mainline (r150672:150764).
1704 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1706 * graphite-interchange.c (ppl_max_for_le): Moved...
1707 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1708 * graphite-ppl.c (ppl_max_for_le): ... here.
1709 * graphite-ppl.h (ppl_max_for_le): Declared.
1711 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1713 * Merge from mainline (r150372:150672).
1715 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1718 * sese.c (convert_for_phi_arg): New.
1719 (add_guard_exit_phis): Use convert_for_phi_arg.
1721 * gfortran.dg/graphite/id-17.f: New.
1723 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1725 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1726 unknown subscript upper bounds.
1728 * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
1730 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1731 Pranav Garg <pranav.garg2107@gmail.com>
1733 * graphite-interchange.c (gather_access_strides): Removed.
1734 (ppl_max_for_le): New.
1735 (build_linearized_memory_access): New.
1736 (memory_stride_in_loop): New.
1737 (pbb_interchange_profitable_p): Reimplemented.
1738 * graphite-ppl.h (ppl_new_id_map): New.
1739 (ppl_interchange): New.
1741 * gcc.dg/graphite/interchange-6.c: XFAILed.
1743 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1745 * graphite-interchange.c (compute_subscript): Removed.
1746 (compute_array_size_cstr): Removed.
1747 (compute_array_size_poly): Removed.
1748 (compute_array_size): Removed.
1749 (gather_access_strides_poly): Removed.
1750 (gather_access_strides): Empty.
1752 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1754 * graphite-dependences.c (dependence_polyhedron_1): Replace
1755 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1756 (graphite_legal_transform_dr): Same.
1757 (graphite_carried_dependence_level_k): Same.
1758 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1759 Initialize PDR_NB_SUBSCRIPTS.
1760 (print_pdr_access_layout): Replace pdr_nb_subscripts with
1762 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1763 (PDR_NB_SUBSCRIPTS): New.
1764 (pdr_nb_subscripts): Removed.
1765 (pdr_dim): Simplified.
1766 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1767 with PDR_NB_SUBSCRIPTS.
1769 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1771 * graphite-interchange.c (compute_array_size): Remove use of
1773 * graphite-poly.c (new_poly_dr): Remove argument data_container.
1774 Do not initialize PDR_DATA_CONTAINER.
1775 (print_pdr): Do not print PDR_DATA_CONTAINER.
1776 * graphite-poly.h (struct poly_dr): Remove data_container field.
1777 (PDR_DATA_CONTAINER): Removed.
1778 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1780 (build_poly_dr): Same.
1782 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1784 * gcc.dg/graphite/interchange-9.c: New.
1786 2009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1787 Sebastian Pop <sebastian.pop@amd.com>
1789 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1790 copy of the dependence polyhedron. Free the temporary objects.
1791 (graphite_carried_dependence_level_k): Free unused objects before
1794 * gcc.dg/graphite/interchange-1.c: XFAILed.
1795 * gcc.dg/graphite/interchange-2.c: XFAILed.
1796 * gcc.dg/graphite/interchange-3.c: XFAILed.
1797 * gcc.dg/graphite/interchange-4.c: XFAILed.
1798 * gcc.dg/graphite/interchange-7.c: XFAILed.
1800 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1802 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1803 Early return without analyzing the data dependences if no
1804 transform has been done. Call restore_scattering if the transform
1806 (graphite-interchange.c): Same.
1807 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1808 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1809 (apply_poly_transforms): Do not gcc_assert that
1810 the transform is legal.
1811 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1812 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1813 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1814 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1815 * graphite-poly.h (struct poly_scattering): New.
1816 (struct poly_bb): Add original, transformed, and saved fields.
1817 Remove transformed_scattering, original_scattering, nb_local_variables,
1818 and nb_scattering_transform fields.
1819 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1820 (poly_scattering_new): New.
1821 (poly_scattering_free): New.
1822 (poly_scattering_copy): New.
1823 (store_scattering_pbb): New.
1824 (store_scattering): New.
1825 (restore_scattering_pbb): New.
1826 (restore_scattering): New.
1827 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1828 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
1830 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1832 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1835 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1837 * Makefile.in (graphite.o): Depends on PREDICT_H.
1838 * graphite.c: Include predict.h.
1839 (graphite_finalize): Call tree_estimate_probability.
1840 * predict.c (predict_loops): Do not call scev_initialize and
1842 (tree_estimate_probability_bb): New.
1843 (tree_estimate_probability): Do not initialize loops: move that
1844 code to the driver. Call tree_estimate_probability_bb.
1845 (tree_estimate_probability_driver): New.
1846 (pass_profile): Use tree_estimate_probability_driver.
1847 * predict.h (tree_estimate_probability): Declared.
1849 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1851 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1852 * graphite-dependences.c (graphite_legal_transform): Add time to
1853 TV_GRAPHITE_DATA_DEPS.
1854 (dependency_between_pbbs_p): Same.
1855 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1857 2009-08-03 Sebastian Pop <sebastian.pop@amd.com>
1859 * Merge from mainline (r149952:150372).
1861 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1863 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
1864 * graphite-blocking.c: Same.
1865 * graphite-clast-to-gimple.c: Same.
1866 * graphite-dependences.c: Same.
1867 * graphite-poly.c: Same.
1868 * graphite-poly.h: Same.
1869 * graphite-ppl.c: Same.
1870 * graphite-scop-detection.c: Same.
1871 * graphite-sese-to-poly.c: Same.
1874 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1876 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
1877 (remove_simple_copy_phi): New.
1878 (remove_invariant_phi): New.
1879 (simple_copy_phi_p): New.
1880 (reduction_phi_p): New.
1881 (gsi_for_ssa_name_def): New.
1882 (insert_out_of_ssa_copy): New.
1883 (insert_out_of_ssa_copy_on_edge): New.
1884 (create_zero_dim_array): New.
1885 (scalar_close_phi_node_p): New.
1886 (rewrite_close_phi_out_of_ssa): New.
1887 (rewrite_phi_out_of_ssa): New.
1888 (rewrite_reductions_out_of_ssa): New.
1889 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
1891 * gcc.dg/graphite/id-11.c: New.
1892 * gcc.dg/graphite/id-15.c: New.
1893 * gcc.dg/graphite/interchange-1.c: Un-XFAIL.
1894 * gcc.dg/graphite/interchange-2.c: Un-XFAIL.
1895 * gcc.dg/graphite/interchange-3.c: Un-XFAIL.
1896 * gcc.dg/graphite/interchange-4.c: Un-XFAIL.
1897 * gcc.dg/graphite/interchange-7.c: Un-XFAIL.
1898 * gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
1899 * gfortran.dg/graphite/id-13.f: New.
1900 * gfortran.dg/graphite/id-5.f: New.
1902 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1904 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
1905 check that nb_reductions_in_loop is zero.
1906 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
1907 reduction phi nodes.
1908 (nb_reductions_in_loop): Removed.
1909 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
1910 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
1911 (bb_contains_non_iv_scalar_phi_nodes): Removed.
1912 (scop_contains_non_iv_scalar_phi_nodes): Removed.
1913 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
1915 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1917 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
1918 statements that have an empty iteration domain.
1919 * gfortran.dg/graphite/id-16.f: New.
1921 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1923 * tree-scalar-evolution.c (instantiate_scev_1): Return
1924 chrec_dont_know when the result is not above instantiate_below.
1925 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
1926 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
1927 the tree has a known scalar evolution.
1928 * gfortran.dg/graphite/id-14.f: New.
1929 * gfortran.dg/graphite/id-15.f: New.
1931 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1933 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
1935 (rename_variables): Keep inserting renames after the ones already
1938 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1940 * graphite-sese-to-poly.c (compare_bb_depths): New.
1941 (graphite_sort_dominated_info): New.
1942 (build_scop_bbs_1): Call graphite_sort_dominated_info.
1943 (build_scop_scattering): Fix comment.
1945 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1947 * graphite.c (graphite_finalize): Call print_loops instead of
1948 dump_function_to_file.
1949 * gcc.dg/graphite/graphite.exp: Fix formatting.
1950 * gcc.dg/graphite/pr35356-1.c: New. Look for the number of
1951 loops generated in the graphite output file.
1952 * gcc.dg/graphite/pr35356-2.c: New.
1953 * gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
1954 * gfortran.dg/graphite/id-12.f: New.
1956 2009-07-24 Li Feng <nemokingdom@gmail.com>
1958 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
1961 2009-07-24 Li Feng <nemokingdom@gmail.com>
1962 Tobias Grosser <grosser@fim.uni-passau.de>
1964 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
1965 alias set number build alias in ACCESSES polyhedron.
1966 (build_alias_set_for_drs): New.
1967 (build_pbb_drs): Added build_alias_set_for_drs.
1968 * graphite-dependences.c (poly_drs_may_alias_p): New.
1969 (graphite_carried_dependence_level_k): Check alias information
1970 before building polyhedron.
1972 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1974 * Makefile.in (lambda-code.o): Fix formatting.
1976 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1978 * Merge from mainline (r149350-149952)
1980 2009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
1982 * graphite-poly.c (apply_poly_transforms): Move strip_mine
1983 before interchange to prepare for loop blocking.
1985 2009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
1987 * graphite-poly.c (apply_poly_transforms): Add checks after every
1989 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
1990 done in apply_poly_transforms.
1992 2009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1994 * graphite-dependences.c (build_lexicographically_gt_constraint):
1995 Replace RES parameter with *RES.
1996 (dependence_polyhedron_1): Pass an address of the parameter RES
1997 instead of value of RES.
1999 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2001 * graphite.c (graphite_finalize): Fix comment.
2002 (graphite_transform_loops): Reset scev info after code generation
2005 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2007 * graphite.c (graphite_finalize): Call scev_reset.
2009 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2011 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
2012 GBB_CLOOG_IV_TYPES hash table twice.
2013 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
2014 (add_condition_to_domain): Clear GMP values.
2016 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2018 * graphite-dependences.c: Fix formatting.
2019 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
2020 (pbb_number_of_iterations): Free ppl_Linear_Expression.
2021 * graphite-sese-to-poly.c: Fix formatting.
2022 * graphite.c (graphite_transform_loops): Create the hash table
2023 after the early return.
2025 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2027 * gcc.dg/graphite/id-14.c: New.
2028 * gcc.dg/graphite/pr40157.c: New.
2029 * gfortran.dg/graphite/id-11.f: New.
2031 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2033 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
2034 (build_poly_scop): Return false when there are no pbbs within
2035 loops to avoid to pass to cloog scops with no loops.
2037 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2039 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
2040 useless test "i % 2".
2041 (build_pbb_scattering_polyhedrons): Fix formatting.
2042 (build_poly_dr): Same.
2043 * graphite.c (graphite_transform_loops): Restructure.
2045 2009-07-14 Razya Ladelsky <razya@il.ibm.com>
2047 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
2048 reduction_list parameter.
2049 (rewrite_all_phi_nodes_with_iv): Same.
2050 (canonicalize_loop_ivs): Same.
2051 * tree-parloops.c (struct brli): Removed.
2052 (build_reduction_list_info): Removed.
2053 (build_new_reduction): New.
2054 (analyze_reduction_list): Removed.
2055 (gather_scalar_reductions): Find reductions instead of phi
2056 nodes that can't be canonicalized.
2057 (try_create_reduction_list): Remove reduction_list parameter.
2058 (gen_parallel_loop): Same.
2059 (parallelize_loops): Remove analyze_reductions variable,
2060 initialization and free.
2061 Change reduction_list htab initialization to reduction_info
2062 elements instead of ssa names.
2063 Call try_create_reduction_list and gen_parallel_loop without
2064 analyzed_reduction argument.
2065 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
2066 canonicalize_loop_ivs with one less argument.
2067 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2069 2009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2071 * graphite-dependences.c (new_poly_dr_pair): New.
2072 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
2073 (new_poly_dr_pair): New.
2074 (eq_poly_dr_pair_p): New.
2075 (hash_poly_dr_pair_p): New.
2076 * graphite-dependences.h (struct poly_dr_pair): New.
2077 (eq_poly_dr_pair_p): Declared.
2078 (hash_poly_dr_pair_p): Declared.
2079 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
2080 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
2081 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
2082 * Makefile.in (graphite-poly.o): Add dependence on
2083 graphite-dependences.h.
2085 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2087 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
2088 polynomials of degree > 1 pass to Graphite.
2089 * tree-chrec.c (scev_is_linear_expression): Call
2090 evolution_function_is_affine_multivariate_p.
2091 * gfortran.dg/graphite/id-10.f90: New.
2093 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2095 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
2096 Instantiate scevs varying in outer loops.
2097 * gfortran.dg/graphite/id-9.f: Correct testcase.
2099 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2101 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
2102 redundant constraint.
2104 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2106 * gcc.dg/graphite/graphite.exp: Fix comments.
2107 * gfortran.dg/graphite/graphite.exp: Trigger actions
2108 based on the file names as in the C testsuite.
2109 * gfortran.dg/graphite/block-1.f90: Fix patterns.
2110 * gfortran.dg/graphite/block-2.f: Same.
2111 * gfortran.dg/graphite/block-3.f90: Same.
2112 * gfortran.dg/graphite/block-4.f90: Same.
2113 * gfortran.dg/graphite/id-1.f90: Same.
2114 * gfortran.dg/graphite/id-2.f90: Same.
2115 * gfortran.dg/graphite/id-3.f90: Same.
2116 * gfortran.dg/graphite/id-4.f90: Same.
2117 * gfortran.dg/graphite/id-6.f: Same.
2118 * gfortran.dg/graphite/id-9.f: Same.
2119 * gfortran.dg/graphite/interchange-1.f: Same.
2120 * gfortran.dg/graphite/interchange-2.f: Same.
2121 * gfortran.dg/graphite/scop-1.f: Same.
2123 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2125 * sese.c (expand_scalar_variables_call): New.
2126 (expand_scalar_variables_ssa_name): Handle calls in expander.
2128 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2130 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
2131 Expect to see the pattern twice.
2132 * gcc.dg/graphite/interchange-0.c: Un-XFAIL.
2133 * gcc.dg/graphite/interchange-5.c: Same.
2134 * gcc.dg/graphite/interchange-6.c: Same.
2136 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2138 * gcc.dg/graphite/id-10.c: New.
2139 * gcc.dg/graphite/id-12.c: New.
2140 * gfortran.dg/graphite/id-7.f: New.
2141 * gfortran.dg/graphite/id-8.f: New.
2143 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2145 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
2148 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2150 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
2152 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2154 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
2156 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2158 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
2159 building PDR subscripts.
2161 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2163 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
2164 computation of array sizes.
2166 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2168 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
2170 2009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
2172 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
2173 build_pairwise_constraint, dr_equality_constraints,
2174 build_pairwise_scheduling_equality,
2175 build_pairwise_scheduling_inequality, lexicographically_gt_p,
2176 build_lexicographically_gt_constraint, dependence_polyhedron,
2177 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
2178 Move from NNC_Polyhedron to C_Polyhedron.
2179 * graphite-interchange.c (compute_array_size_poly,
2180 gather_access_strides): Dito.
2181 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
2182 free_scop, pbb_number_of_iterations): Dito.
2183 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
2184 pbb_dim_iter_domain, struct scop): Dito.
2185 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
2186 new_Cloog_Domain_from_ppl_Polyhedron,
2187 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
2188 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
2189 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
2190 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
2191 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
2192 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
2193 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
2194 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
2195 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
2196 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
2197 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
2198 build_scop_iteration_domain, build_poly_dr): Dito
2200 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2202 * gcc.dg/graphite/graphite.exp: Added a rule to execute
2204 * gcc.dg/graphite/run-id-1.c: New.
2206 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2208 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
2209 positivity constraint on the symbolic number of iterations.
2211 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2213 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
2215 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2216 Tobias Grosser <grosser@fim.uni-passau.de>
2218 * graphite-clast-to-gimple.c (build_scop_context): Removed.
2219 (build_cloog_prog): Directly use SCOP_CONTEXT.
2220 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
2221 (free_scop): Free SCOP_CONTEXT.
2222 (print_scop_context): New.
2223 (print_scop): Call print_scop_context.
2224 (debug_scop_context): New.
2225 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
2226 (struct scop): Added field context.
2227 (SCOP_CONTEXT): New.
2228 * graphite-sese-to-poly.c (add_param_constraints): New.
2229 (build_scop_context): New.
2230 (build_poly_scop): Call build_scop_context.
2232 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2234 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
2235 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
2236 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
2237 * graphite-ppl.h: Include double-int.h and tree.h.
2238 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
2239 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
2240 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
2241 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
2243 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2245 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
2246 POINTER_PLUS_EXPR for pointer types.
2247 (clast_to_gcc_expression): Same.
2249 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2251 * graphite-poly.c (print_scattering_function): Early return when
2252 PBB_TRANSFORMED_SCATTERING is not initialized.
2253 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
2255 2009-07-08 Sebastian Pop <sebastian.pop@amd.com>
2257 * tree-parloops.c (analyze_reduction_list): Remove unused variable
2260 2009-07-08 Razya Ladelsky <razya@il.ibm.com>
2262 * tree-parloops.c (analyze_reduction_list): Change return
2264 (try_create_reduction_list): Move the call to
2265 analyze_reduction_list to the beginining.
2266 Call reduction_phi with analyzed_reductions as argument
2267 instead of reduction_list.
2269 2009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
2271 * Merge from mainline (r148296:149346)
2273 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2275 * graphite-scop-detection.c (graphite_can_represent_init): New.
2276 (graphite_can_represent_scev): Call graphite_can_represent_init:
2277 check that the initial value does not contain multiplications of
2279 (stmt_has_simple_data_refs_p): New.
2280 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
2281 (is_simple_operand): Fix formatting.
2282 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
2284 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2286 * gcc.dg/graphite/id-13.c: New.
2287 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
2288 analyze_scalar_evolution, use scalar_evolution_in_region.
2289 (scan_tree_for_params_right_scev): Add extra assert.
2290 (parameter_index_in_region_1): Split from parameter_index_in_region.
2291 (idx_record_params): Use scalar_evolution_in_region.
2292 (find_params_in_bb): Same.
2293 (find_scop_parameters): Same.
2294 (build_loop_iteration_domains): Same.
2295 (create_linear_expr_from_tree): Same.
2296 * sese.c (scalar_evolution_in_region): New.
2297 * sese.h (scalar_evolution_in_region): Declared.
2298 (defined_in_sese_p): New.
2299 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2301 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2304 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2306 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
2307 TREE_DATA_REF_H also implies SCEV_H.
2309 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2311 * graphite-poly.c (print_scop_params): New.
2312 (print_scop): Call print_scop_params.
2313 (debug_scop_params): New.
2314 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
2316 2009-07-07 Li Feng <nemokingdom@gmail.com>
2318 * gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
2319 * gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
2320 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
2321 * gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
2322 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
2323 * gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
2325 2009-07-07 Li Feng <nemokingdom@gmail.com>
2327 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
2328 for dependency checking part.
2329 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
2330 tests for dependency checking.
2331 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2332 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2333 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
2334 flag -fdump-tree-graphite-all for autopar testsuites.
2336 2009-07-06 Sebastian Pop <sebastian.pop@amd.com>
2338 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
2339 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
2340 canonicalize_loop_ivs): Moved...
2341 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
2343 2009-07-06 Sebastian Pop <sebastian.pop@amd.com>
2345 * tree-parloops.c (try_create_reduction_list): Pass an extra
2346 argument analyzed_reductions. Call analyze_reduction_list.
2347 (gen_parallel_loop): Do not call analyze_reduction_list.
2348 (parallelize_loops): Init and finalize analyzed_reductions.
2350 2009-07-06 Li Feng <nemokingdom@gmail.com>
2352 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2353 Added flag -fno-loop-strip-mine for autopar testcase.
2355 2009-07-04 Li Feng <nemokingdom@gmail.com>
2357 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
2358 transformed scattering dimension instead of unmatch orignal when
2359 calling dependence_polyhedron.
2361 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2363 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
2365 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2367 * graphite-poly.c (pbb_number_of_iterations): Check for returned
2368 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
2370 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2372 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
2373 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
2374 * graphite-poly.c (pbb_number_of_iterations): New.
2375 * graphite-poly.h (pbb_number_of_iterations): Declared.
2376 (pbb_iterator_dim, pbb_parameter_dim): New.
2378 2009-06-29 Sebastian Pop <sebastian.pop@amd.com>
2380 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
2381 last commit on type of lower and upper bound of loops.
2383 2009-06-29 Li Feng <nemokingdom@gmail.com>
2385 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
2386 graphite-dependences.h.
2387 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
2388 (mark_bb_with_pbb): New.
2389 (get_stmtfor_depth): New.
2390 (find_pbb_via_hash): New.
2391 (dependency_in_loop_p): New.
2392 (mark_loops_parallel): New.
2393 (free_aux_in_new_loops): New.
2394 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
2395 bb with it's relevant pbb. Mark newly created loops. Remove mark
2396 innermost loop parallel without checking.
2397 (gloog): Add parameter BB_PBB_MAPPING.
2398 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
2399 (gloog): Change declaration.
2400 (mark_loop_parallel): Make extern.
2401 (free_aux_in_new_loops): Declare.
2402 (bb_pbb_map_hash): New.
2403 (eq_bb_pbb_map): New.
2404 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
2405 auto parallelization when flag_graphite_force_parallel is set.
2406 (graphite_finalize): Added free_aux_in_new_loops.
2407 * tree-parloops.c (parallelize_loops): Only generate parallel code for
2408 the innermost loop that marked parallel. Use
2409 flag_graphite_force_parallel instead of loop->can_be_parallel.
2410 (loop_parallel_p): Move inner most checking out of function.
2412 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2414 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
2415 type of lower and upper bound of loops signed long int.
2417 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2419 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
2420 expression outside the loop.
2422 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2424 * gcc.dg/graphite/interchange-8.c: New.
2426 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2428 * gcc.dg/graphite/interchange-0.c: XFailed.
2429 * gcc.dg/graphite/interchange-5.c: XFailed.
2430 * gcc.dg/graphite/interchange-6.c: XFailed.
2432 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2434 * graphite-interchange.c (compute_array_size_poly): The end of the
2435 recursion should return 1.
2437 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2439 * graphite-interchange.c (compute_array_size_cstr): Allow the
2440 subscript multiplier to be -1.
2441 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
2442 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
2443 data_container. Initializes PDR_DATA_CONTAINER.
2444 (print_pdr_access_layout): New.
2445 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
2446 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
2448 (PDR_DATA_CONTAINER): New.
2449 (new_poly_dr): Update declaration.
2450 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
2451 (build_poly_dr): Call pdr_add_data_dimensions.
2453 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2455 * graphite-poly.h (struct poly_dr): Fix comment.
2456 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
2457 (pdr_add_memory_accesses): New.
2458 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
2460 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2462 * graphite-poly.c (print_pdrs, debug_pdrs): New.
2463 (print_pbb): Add call to print_pdrs.
2464 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
2466 2009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2467 Li Feng <nemokingdom@gmail.com>
2469 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
2470 (dependency_between_pbbs_p): New.
2471 (lexicographically_gt_p): Assure !empty_p before polyhedron
2472 intersection assign.
2473 (build_lexicographically_gt_constraint): Correct lexicographically
2475 * graphite-dependences.h: New.
2476 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
2478 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
2480 * graphite-clast-to-gimple.c (print_clast_stmt): New.
2481 (gloog): Print to dump_file the generated clast.
2482 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
2483 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
2485 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
2487 * graphite-poly.c (extend_scattering): Increment
2488 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
2490 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
2492 * graphite-interchange.c (compute_array_size_poly): Added exit of
2493 recursion condition. Continue iterating even after the first equality.
2494 (compute_array_size): Same.
2496 2009-06-24 Li Feng <nemokingdom@gmail.com>
2498 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2499 -fdump-tree-final_cleanup to -fdump-tree-optimized.
2500 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2501 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2502 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2504 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2506 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
2507 only when the use verifies is_gimple_reg.
2509 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2511 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
2512 Allocate scaldims after call to unify_scattering_dimensions.
2514 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2516 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
2518 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2519 Albert Cohen <albert.cohen@inria.fr>
2521 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
2522 variables for the strip mining.
2524 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2525 Pranav Garg <pranav.garg2107@gmail.com>
2527 * Makefile.in (OBJS-common): Added graphite-blocking.o.
2528 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
2529 (graphite-blocking.o): New rule.
2530 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
2531 * graphite-blocking.c: New.
2532 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
2533 flag_loop_strip_mine.
2534 (psct_scattering_dim_for_loop_depth): New.
2535 * graphite-poly.h (scop_do_strip_mine): Declared.
2536 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
2537 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
2538 flag_loop_strip_mine.
2540 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2542 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
2543 a GMP value and a PPL coefficient at each iteration of a loop.
2545 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2547 * graphite-dependences.c (dependence_polyhedron): Do not use
2548 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
2549 pbb_nb_scattering_transform.
2550 (graphite_legal_transform_dr): Same.
2551 * graphite-poly.c (extend_scattering): Same.
2552 (unify_scattering_dimensions): Same.
2553 (print_scattering_function): Same.
2554 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
2555 PBB_NB_LOCAL_VARIABLES.
2556 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
2557 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
2558 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
2559 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
2560 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
2561 (pbb_nb_scattering_transform): New.
2562 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
2563 (psco_scattering_dim): Add assert on parameters.
2564 (psct_scattering_dim): Same.
2565 (psct_scattering_dim_for_loop_depth): Declared.
2566 (psct_local_var_dim): New.
2567 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
2568 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
2569 correct layout, call pbb_nb_local_vars.
2570 (psct_add_local_variable, psct_add_scattering_dimension): New.
2571 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2572 Initialize PBB_NB_SCATTERING_TRANSFORM.
2574 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2576 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
2577 (set_coef): Renamed ppl_set_coef.
2578 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
2580 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2582 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
2583 test a boolean against 1.
2584 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
2585 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
2586 (pbb_do_interchange): Returns true when a transform has been performed.
2587 (scop_do_interchange): Same.
2588 * graphite-poly.c (apply_poly_transforms): Use the return value of
2589 scop_do_interchange.
2590 * graphite-poly.h (scop_do_interchange): Update declaration.
2592 2009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
2594 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
2596 * sese.c (sese_reset_aux_in_loops): New.
2597 * sese.h (sese_reset_aux_in_loops): New.
2599 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2601 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
2602 multiplier and multiply the constant by the multiplier.
2603 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
2604 (build_poly_dr): Do not use the multiplier to define the subscript.
2606 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2608 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
2609 compiler's data reference. Initialize PDR_CDR.
2610 (print_pdr): Call dump_data_reference.
2611 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
2612 Add compiler_dr field.
2613 (PDR_BB): Renamed PDR_PBB.
2615 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
2616 GCC's data reference representation.
2617 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
2618 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
2620 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2622 * graphite-poly.c (print_scattering_function): Also print the layout.
2623 * graphite-poly.h (pbb_nb_local_vars): New.
2625 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2627 * graphite-poly.c (print_pbb_domain): Also print the layout names.
2629 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2631 * graphite-poly.c (print_pdr, debug_pdr): New.
2632 * graphite-poly.h (print_pdr, debug_pdr): Declared.
2633 (PDR_BASE): Removed.
2635 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2637 * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2640 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2642 * graphite-interchange.c (compute_subscript): Allow also -1 in the
2643 subscript identification column.
2644 (pbb_do_interchange): Print to dump_file that some loops "will be
2645 interchanged". Rely on that chain of characters in the testcases.
2646 * gcc.dg/graphite/interchange-0.c: New.
2647 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
2648 interchange-*.c files and compile them with -floop-interchange.
2650 2009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
2652 * graphite-interchange.c (interchange_profitable_p): Renamed
2653 pbb_interchange_profitable_p.
2655 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2656 Harsha Jagasia <harsha.jagasia@amd.com>
2657 Pranav Garg <pranav.garg2107@gmail.com>
2659 * graphite-interchange.c (interchange_profitable_p): Make static.
2660 (pbb_interchange_loop_depths, pbb_do_interchange,
2661 scop_do_interchange): New.
2662 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
2663 for flag_loop_interchange.
2664 * graphite-poly.h (scop_do_interchange): Declared.
2665 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
2666 flag_loop_interchange is used.
2668 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2670 * graphite-dependences.c (dependence_polyhedron): Update use of
2671 pbb_nb_scattering_dims.
2672 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
2673 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
2674 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
2675 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
2677 2009-06-16 Sebastian Pop <sebastian.pop@amd.com>
2679 * graphite.c: Cleanup foo.
2681 2009-06-16 Sebastian Pop <sebastian.pop@amd.com>
2683 * Merge from mainline (r143684:148293).
2684 * Disabled libpcp until it gets fixed.
2686 2009-06-05 Sebastian Pop <sebastian.pop@amd.com>
2687 Harsha Jagasia <harsha.jagasia@amd.com>
2689 * graphite-interchange.c: New.
2690 * Makefile.in (graphite-interchange.o): New.
2691 * graphite-poly.h (interchange_profitable_p): Declared.
2692 * graphite-ppl.h (value_max): New.
2694 2009-06-04 Sebastian Pop <sebastian.pop@amd.com>
2696 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2697 * graphite-poly.h: Fix some comments.
2701 2009-06-04 Sebastian Pop <sebastian.pop@amd.com>
2704 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
2705 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
2706 (pdr_accessp_nb_params): Renamed pdr_nb_params.
2707 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
2708 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
2709 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
2710 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
2711 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
2712 * graphite-clast-to-gimple.c: Same.
2713 * graphite-dependences.c: Same.
2714 * graphite-poly.c: Same.
2715 * graphite-sese-to-poly.c: Same.
2717 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2719 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
2720 expressions for an IV rename, as returned by clast_to_gcc_expression.
2721 (copy_renames): Rename new_name to expr.
2722 * sese.c (debug_rename_elt): Same.
2725 (sese_adjust_liveout_phis): Call force_gimple_operand before using
2726 the information from the rename map.
2727 (rename_variables_in_stmt): Same.
2728 (add_loop_exit_phis): Rename new_name to expr.
2729 (insert_loop_close_phis): Same.
2730 (add_guard_exit_phis): Same. Call force_gimple_operand.
2731 * sese.h (struct rename_map_elt): Rename new_name to expr.
2732 (new_rename_map_elt): Same.
2734 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2736 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2737 * sese.c (set_rename): Make it extern.
2738 * sese.h (set_rename): Declared.
2740 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2742 * graphite-poly.c (extend_scattering): Free values.
2743 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2745 (ppl_print_powerset_matrix): Same.
2746 * graphite-scop-detection.c (free_scops_1): New.
2747 (limit_scops): Call free_scops_1.
2748 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2749 (build_poly_dr): Free PPL coefficients.
2750 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2752 2009-06-02 Sebastian Pop <sebastian.pop@amd.com>
2754 * graphite-dependences.c: New.
2755 * graphite-data-ref.c: Removed.
2756 * graphite-data-ref.h: Removed.
2757 * Makefile.in (graphite-data-ref.o): Removed.
2758 (graphite-dependences.o): Added.
2759 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2760 * graphite-poly.c: Same.
2761 Move the data dependence testing to graphite-dependences.c.
2763 2009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
2765 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2766 from graphite_cannot_represent_loop. Code refactored.
2767 (scopdet_basic_block_info): Call graphite_can_represent_loop.
2769 2009-05-17 Li Feng <nemokingdom@gmail.com>
2771 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2772 Cover all the testcases (not only the filtered ones).
2774 2009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
2776 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2777 unnecessary check. Update comments. Move check for REAL_TYPE here.
2778 (harmful_stmt_in_bb): Remove checks for conditions. This is already
2779 done in (stmt_simple_for_scop_p).
2781 2009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
2783 * graphite.c (print_global_statistics): New.
2784 (print_graphite_scop_statistic): New.
2785 (print_graphite_statistics): New.
2786 (graphite_initialize, graphite_transform_loops): Print statistics.
2787 * graphite-scop-detection (build_scops): Print statistics.
2788 (print_graphite_scop_statistics): New.
2789 (print_graphite_statistics): New.
2791 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2793 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2794 (debug_clast_name_index): Removed.
2795 (debug_clast_name_indexes_1): Removed.
2796 (debug_clast_name_indexes): Removed.
2797 (clast_name_index_elt_info): Removed.
2798 (eq_clast_name_indexes): Removed.
2799 (clast_name_to_index): Removed.
2800 (new_clast_name_index): Removed.
2801 (save_clast_name_index): Removed.
2802 (save_var_name): Moved...
2803 (init_sese_params_index): Removed.
2804 (clast_name_to_gcc): Remove use of name_tree.
2805 (initialize_cloog_names): Same.
2806 (gloog): Do not call init_sese_params_index.
2807 * graphite-sese-to-poly.c (save_var_name): ...here.
2808 (parameter_index_in_region): New.
2809 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2810 (parameter_index_in_region): Removed.
2811 (is_parameter): Remove use of name_tree.
2812 * sese.h (struct name_tree): Removed.
2813 (struct sese): Remove use of name_tree. New field params_names.
2814 (SESE_PARAMS_NAMES): New.
2815 (SESE_PARAMS): Remove duplicate.
2816 (parameter_index_in_region): Removed.
2817 (sese_nb_params): Remove use of name_tree.
2818 (struct clast_name_index): New.
2819 (new_clast_name_index): New.
2820 (clast_name_to_index): New.
2821 (save_clast_name_index): New.
2822 (debug_clast_name_index): New.
2823 (debug_clast_name_indexes_1): New.
2824 (debug_clast_name_indexes): New.
2825 (clast_name_index_elt_info): New.
2826 (eq_clast_name_indexes): New.
2828 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2830 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
2831 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
2832 (graphite_loop_normal_form): Do not pass region. Do not
2833 initialize SESE_OLDIVS.
2834 (build_graphite_loop_normal_form): Update call to
2835 graphite_loop_normal_form.
2836 * sese.c (debug_oldivs): Removed.
2837 (new_sese): Do not initialize SESE_OLDIVS.
2838 (free_sese): Do not free SESE_OLDIVS.
2839 (oldiv_for_loop): Removed.
2840 * sese.h (struct sese): Remove old_ivs.
2841 (SESE_OLDIVS): Removed.
2842 (oldiv_for_loop): Removed.
2844 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2846 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
2847 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
2848 replaced by a call to newivs_to_depth_to_newiv.
2849 (clast_to_gcc_expression): Pass newivs, remove ivstack.
2850 (clast_to_gcc_expression_red): Same.
2851 (gcc_type_for_clast_expr): Same.
2852 (gcc_type_for_clast_eq): Same.
2853 (graphite_translate_clast_equation): Same.
2854 (graphite_create_guard_cond_expr): Same.
2855 (graphite_create_new_guard): Same.
2856 (graphite_create_new_loop): Same.
2857 (build_iv_mapping): Same.
2858 (translate_clast): Same.
2860 (loop_iv_stack_patch_for_consts): Removed. *
2861 sese.c (iv_stack_entry_is_constant): Removed.
2862 (iv_stack_entry_is_iv): Removed.
2863 (loop_iv_stack_push_iv): Removed.
2864 (loop_iv_stack_insert_constant): Removed.
2865 (loop_iv_stack_pop): Removed.
2866 (loop_iv_stack_get_iv): Removed.
2867 (loop_iv_stack_get_iv_from_name): Removed.
2868 (debug_loop_iv_stack): Removed.
2869 (free_loop_iv_stack): Removed.
2870 (loop_iv_stack_remove_constants): Removed. *
2871 sese.h (iv_stack_entry_kind): Removed.
2872 (iv_stack_entry_data_union): Removed.
2873 (iv_stack_entry_struct): Removed.
2874 (iv_stack_entry_p): Removed.
2875 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
2876 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
2877 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
2878 loop_iv_stack_pop, free_loop_iv_stack): Removed.
2879 (gbb_loop_at_index): Fix indenting.
2880 (gbb_loop_index): Removed.
2882 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2884 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2885 Call clast_name_to_index.
2887 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2889 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
2890 do not pass params. Get params from SESE_PARAMS.
2891 (clast_to_gcc_expression): Same.
2892 (clast_to_gcc_expression_red): Same.
2893 (gcc_type_for_clast_eq): Same.
2894 (graphite_translate_clast_equation): Same.
2895 (graphite_create_new_loop): Same.
2896 * sese.c (rename_variables_in_stmt): Fix comment.
2898 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2900 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
2902 Call save_clast_name_index.
2903 (translate_clast): Pass newivs_index.
2904 (gloog): Create and free newivs_index.
2906 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2908 * graphite-clast-to-gimple.c (clast_name_index): New structure.
2909 (clast_name_index_p): New type.
2910 (debug_clast_name_index): New.
2911 (debug_clast_name_indexes_1): New.
2912 (debug_clast_name_indexes): New.
2913 (clast_name_index_elt_info): New.
2914 (eq_clast_name_indexes): New.
2915 (clast_name_to_index): New.
2916 (new_clast_name_index): New.
2917 (save_clast_name_index): New.
2918 (init_sese_params_index): New.
2919 (gloog): Call init_sese_params_index.
2920 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
2921 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
2922 (free_sese): Free SESE_PARAMS_INDEX.
2923 * sese.h (struct sese): Add params_index.
2924 (SESE_PARAMS_INDEX): New.
2926 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2928 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
2929 (graphite_create_new_loop): Pass the newivs vector. Push the
2930 newly created IV to newivs.
2931 (translate_clast): Pass the newivs vector.
2932 (gloog): Create and destroy the newivs vector.
2934 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2936 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
2937 (graphite_loop_normal_form): Initialize loop->aux with the unique
2938 IV that has been created.
2940 2009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
2942 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
2943 scev with parameters in the base part. They where forbidden
2946 2009-05-11 Li Feng <nemokingdom@gmail.com>
2948 * gcc.dg/graphite/graphite.exp: Set different default
2949 compile options by file names.
2950 * gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
2951 * gcc.dg/graphite/id-{1-9}.c: Ditto.
2952 * gcc.dg/graphite/scop-{0-20}.c: Ditto.
2953 * gcc.dg/graphite/scop-matmult.c: Ditto.
2955 2009-05-08 Li Feng <nemokingdom@gmail.com>
2957 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
2958 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
2959 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
2960 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2962 2009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
2964 * graphite-scop-detection (build_scops_1): Fix little bug introduced
2967 2009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
2969 * graphite-scop-detection.c (graphite_can_represent_scev): Only
2970 allow integer constant strides.
2971 (graphite_can_represent_expr): Depend on outermost_loop.
2972 (stmt_simple_memref_p, graphite_cannot_represent_loop,
2973 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
2974 build_scops_1): Same.
2975 (scopdet_basic_block_info): Same and insert layered SCoP
2977 (try_generate_gimple_bb): Cleanup.
2978 (build_scops): Enable data references.
2980 * gcc.dg/graphite/id-5.c: New.
2981 * gcc.dg/graphite/id-9.c: New.
2982 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
2983 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
2985 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2987 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
2988 that we have not yet built for this SCoP.
2990 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2992 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
2993 for complex numbers.
2995 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2997 * graphite-ppl.c: Fix build if cloog is not available.
2999 2009-05-04 Li Feng <nemokingdom@gmail.com>
3001 * tree-parloops.c (loop_parallel_p): Remove construction of
3002 NITER and REDUCTION_LIST.
3003 (try_get_loop_niter): New.
3004 (try_create_reduction_list): New.
3005 (parallelize_loops): Bypass the failed checkings in autopar
3006 when can_be_parallel in loop structure is set to true.
3008 2009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
3010 * gcc.dg/graphite/id-6.c: Update testcase.
3011 * gcc.dg/graphite/scop-3.c: Dito.
3013 2009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
3015 * graphite-scop-detection.c (stmt_simple_for_scop_p):
3016 Enable EQ_EXPR and NE_EXPR again.
3018 2009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
3020 * graphite-scop-detection.c (graphite_can_represent_scev):
3021 Add check if scev is affine multivariate.
3022 (harmful_stmt_in_bb): Check if we can represent the conditions.
3023 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
3025 * gcc.dg/graphite/id-7.c: New.
3027 2009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
3029 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
3030 Check all bbs in region, not only the bbs that are represented in
3032 (build_poly_scop): Add newline.
3033 * gcc.dg/graphite/id-8.c: New.
3035 2009-04-30 Li Feng <nemokingdom@gmail.com>
3037 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
3038 when loop initialize.
3039 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
3040 * common.opt: Declare flag_graphite_force_parallel.
3041 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
3043 * graphite-poly.c (apply_poly_transforms): Introduce
3044 flag_graphite_force_parallel.
3045 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
3046 * toplev.c (process_options): ditto and replace a not correctly
3049 2009-04-30 Li Feng <nemokingdom@gmail.com>
3051 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
3052 Change the call of gbb_loop_at_index and/or gbb_loop_index due
3053 to the redefinition.
3054 (compute_cloog_iv_types_1): ditto.
3055 (build_iv_mapping): ditto.
3056 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
3058 (free_gimple_bb): Removed GBB_LOOPS related free part.
3059 (build_bb_loops): Removed.
3060 * sese.h (struct gimple_bb): Removed loops.
3061 (GBB_LOOPS): Removed.
3062 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
3063 (gbb_loop_index): ditto.
3065 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3067 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
3068 allow non constant strides.
3069 * gcc.dg/graphite/scop-20.c: New.
3071 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3073 * graphite-scop-detection.c (dot_all_scops): Fix system call
3074 return value warning.
3077 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3079 * gcc.dg/graphite/id-6.c: Fix pattern.
3080 * gcc.dg/graphite/scop-3.c: Same.
3082 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3084 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
3085 build_pairwise_constraint, dr_equality_constraints,
3086 build_pairwise_scheduling_equality,
3087 build_pairwise_scheduling_inequality, lexicographically_gt_p,
3088 build_lexicographically_gt_constraint, dependence_polyhedron,
3089 graphite_legal_transform_dr, graphite_legal_transform_bb,
3090 graphite_legal_transform): New.
3091 * graphite-poly.h (graphite_legal_transform): Declared.
3092 * graphite-sese-to-poly.c (build_poly_scop): Call to
3093 graphite_legal_transform is disabled for the moment.
3095 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3097 * graphite-poly.h (pbb_nb_scattering_dims): New.
3098 (pbb_nb_scattering): Use it.
3100 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3102 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
3103 Pointset_Powerset version of ppl_insert_dimensions.
3104 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
3106 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3108 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
3110 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3112 * graphite-poly.h: Fix comment.
3114 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3116 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
3118 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3120 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
3123 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3125 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
3126 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
3129 2009-04-20 Sebastian Pop <sebastian.pop@amd.com>
3131 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
3132 handle EQ_EXPR and NE_EXPR.
3134 2009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
3136 * graphite-poly.h (poly_dr): Fix comment.
3138 2009-04-09 Sebastian Pop <sebastian.pop@amd.com>
3139 Tobias Grosser <grosser@fim.uni-passau.de>
3141 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
3142 with a zero dimension polyhedron.
3143 (find_scop_parameters): Move the call to scop_set_nb_params here.
3144 (build_loop_iteration_domains): Store in loop->aux the iteration
3146 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
3147 by any loop in scop.
3148 (build_poly_scop): Do not call scop_set_nb_params.
3150 2009-04-09 Sebastian Pop <sebastian.pop@amd.com>
3151 Tobias Grosser <grosser@fim.uni-passau.de>
3153 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
3154 add_condition_to_domain not GT_EXPR.
3156 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3158 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
3159 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
3160 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
3161 upper_bound_assign to calculate unions.
3162 * gcc.dg/graphite/id-6.c: New.
3164 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3166 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
3167 handle abnormal edges.
3169 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3171 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
3172 (free_poly_bb): Also free poly_drs.
3173 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
3174 (poly_dr): Polyhedron to Pointset_Powerset.
3175 (pdr_accessp_nb_subscripts): Same.
3176 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
3179 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3181 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
3182 names into more meaningful names.
3184 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3186 * gfortran.dg/graphite/interchange-1.c: New.
3187 * gfortran.dg/graphite/interchange-2.c: New.
3189 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3191 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
3193 * tree-parloops.c (rewrite_phi_with_iv): New.
3194 (rewrite_all_phi_nodes_with_iv): New.
3195 (canonicalize_loop_ivs): Call them.
3197 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3199 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
3200 graphite_find_data_references_in_stmt.
3201 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
3202 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
3204 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3206 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
3208 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3210 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
3211 instead of bb_in_region.
3212 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
3213 (build_sese_conditions): Use flag_bb_in_sese.
3214 * sese.c (register_bb_in_sese): Removed.
3215 (new_sese): Remove initialization of SESE_REGION_BBS.
3216 (free_sese): Do not free SESE_REGION_BBS.
3217 * sese.h (struct sese): Remove field region_basic_blocks.
3218 (SESE_REGION_BBS): Removed.
3219 (bb_in_sese_p): Implement in function of bb_in_region.
3221 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3223 * graphite-scop-detection.c (limit_scops): Deal only with single exit
3226 2009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
3228 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
3230 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
3231 (add_condition_to_domain): New.
3232 (add_condition_to_pbb): New.
3233 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
3234 * gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
3236 2009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
3238 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
3239 ppl_Pointset_Powerset.
3240 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
3241 * graphite-poly.h (poly_bb): poly_bb.domain Same.
3242 (pbb_nb_loops): Same.
3243 * graphite-sese-to-poly.c (build_loop_iteration_domains,
3244 add_conditions_to_domain): Same.
3245 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
3246 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
3247 ppl_const_Polyhedron_t.
3248 (ppl_print_powerset_matrix): New.
3249 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
3250 ppl_print_powerset_matrix): New.
3251 (ppl_print_polyhedron_matrix): Updated.
3253 2009-04-07 Sebastian Pop <sebastian.pop@amd.com>
3255 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
3257 2009-04-07 Sebastian Pop <sebastian.pop@amd.com>
3259 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
3260 (print_iteration_domains, debug_iteration_domain,
3261 debug_iteration_domains): New.
3262 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
3263 debug_iteration_domains): Declared.
3264 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
3267 2009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
3268 Sebastian Pop <sebastian.pop@amd.com>
3270 * graphite-poly.h (print_iteration_domain): New.
3271 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
3272 (build_sese_conditions_1, build_sese_conditions_after,
3273 build_sese_conditions_before): New.
3274 (build_sese_conditions): Rewritten.
3276 2009-04-03 Sebastian Pop <sebastian.pop@amd.com>
3277 Tobias Grosser <grosser@fim.uni-passau.de>
3279 Cleanup of code generation liveouts.
3280 * graphite-clast-to-gimple.c (translate_clast): Use a single
3281 rename_map instead of one per translated statement.
3282 Do not use SESE_LIVEOUT_RENAMES.
3283 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
3284 (gloog): Do not use SESE_LIVEOUT_RENAMES.
3285 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
3286 phi node of a reduction: when a loop contains a reduction used outside
3287 the loop, there should be a scalar close phi node on the exit block.
3288 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
3289 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
3290 (free_sese): Do not free them.
3291 (sese_build_liveouts_use): Do not use them.
3292 (sese_build_liveouts_bb): Same.
3293 (sese_build_liveouts): Same.
3294 (sese_insert_phis_for_liveouts): Same.
3295 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
3296 (defined_in_loop_p): New.
3297 (alive_after_loop): New.
3298 (close_phi_not_yet_inserted_p): New.
3299 (struct alep, alep_p): New.
3300 (add_loop_exit_phis): Remove from the rename_map all the names defined
3301 in the code generated loop.
3302 (insert_loop_close_phis): Traverse the rename_map passed to it.
3303 Don't use SESE_LIVEOUT_RENAMES.
3304 (default_liveout_before_guard): Renamed default_before_guard.
3305 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
3306 (graphite_copy_stmts_from_block): Do not directly call set_rename.
3307 (register_sese_liveout_renames): Removed.
3308 (copy_bb_and_scalar_dependences): Do not call it.
3309 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
3311 (SESE_LIVEOUT): Removed.
3312 (SESE_LIVEOUT_RENAMES): Removed.
3313 (SESE_REDUCTION_LIST): Removed.
3314 (sese_build_liveouts): Removed.
3315 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
3316 (insert_loop_close_phis): Pass a htab_t instead of a sese.
3317 (insert_guard_phis): Same.
3318 (rename_map_elt): Declare a VEC of them.
3319 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3320 trees not pointers to trees.
3322 Rewrite in canonical close SSA form:
3323 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
3324 (limit_scops): Close the scop after the block containing the close phi
3326 (canonicalize_loop_closed_ssa): New.
3327 (canonicalize_loop_closed_ssa_form): New.
3328 (build_scops): Call canonicalize_loop_closed_ssa_form.
3330 * graphite-sese-to-poly.c: Fix typos.
3332 2009-04-03 Sebastian Pop <sebastian.pop@amd.com>
3334 * graphite-poly.c (print_scattering_function, print_pbb_domain):
3336 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
3337 (print_pbb): Add conditions.
3339 2009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
3340 Sebastian Pop <sebastian.pop@amd.com>
3342 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
3343 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
3344 (build_scop_bbs_1): New.
3345 (build_scop_bbs): Rewrite.
3346 * sese.h (bb_in_region): New.
3348 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3350 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3352 (print_scop): Style.
3353 * graphite-poly.h (poly_bb): Add drs vector.
3354 (PBB_DRS): Add accessor.
3355 * graphite-sese-to-poly.c (build_poly_dr): New.
3356 (build_pbb_drs, build_scop_drs): New.
3357 (build_poly_scop): call build_scop_drs (Disabled at the moment).
3359 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3361 * tree-ssa-loop.c: Include forgotten toplev.h
3363 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3365 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
3366 * gcc.dg/graphite/pr37883.c: Remove -floop-*
3367 * gcc.dg/graphite/pr37928.c: Same
3368 * gcc.dg/graphite/pr38409.c: Same
3369 * gcc.dg/graphite/pr38498.c: Same
3370 * gcc.dg/graphite/pr38559.c: Same
3371 * gcc.dg/graphite/pr39335.c: Same
3372 * gcc.dg/graphite/pr39335_1.c: Same
3373 * gfortran.dg/graphite/block-2.f: Same
3374 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
3377 2009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
3379 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
3380 build_access_matrix, build_scop_data_accesses): Remove access function
3381 building. (We get a new version soon).
3382 (build_bb_loops, scan_tree_for_params_right_scev): Update.
3383 * sese.h (nb_loops_around_loop_in_sese): Remove.
3384 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
3386 2009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
3387 Sebastian Pop <sebastian.pop@amd.com>
3389 * graphite-scop-detection.c (struct scopdet_info): Rename last
3391 (scopdet_basic_block_info, build_scops_1): Don't use
3392 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
3394 2009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
3395 Sebastian Pop <sebastian.pop@amd.com>
3397 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
3398 * sese.c (sese_build_liveouts_use): Renamed from
3399 sese_build_livein_liveouts_use. Remove liveins.
3400 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
3401 Call sese_build_liveouts_use.
3402 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
3403 Call sese_build_liveouts_bb.
3404 (new_sese, free_sese): Remove liveins.
3405 (sese_add_exit_phis_var): Deleted.
3406 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
3408 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
3410 * sese.h (sese): Remove num_ver and livein.
3411 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
3413 2009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
3415 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
3417 2009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
3419 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
3420 (build_scop_scattering): Do not use compare_prefix_loops any more.
3421 (nb_common_loops): New.
3423 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3425 * sese.c (get_new_name_from_old_name): Renamed get_rename.
3426 (register_old_and_new_names): Renamed set_rename.
3428 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3430 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
3431 of the decl from the previous commit.
3433 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3435 * graphite-scop-detection.c (dot_scop): New.
3436 * graphite-scop-detection.h (dot_scop): Declared.
3438 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3440 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
3442 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3444 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
3445 condition at the end of the loop.
3446 * graphite.c (graphite_initialize, graphite_finalize): Print to
3447 dump_file the compiled function.
3448 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
3449 of create_empty_loop_on_edge.
3450 (translate_clast): Update the code generation of loops for the new
3452 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
3454 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3456 Reverted the patch from 2009-03-19.
3458 2009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
3460 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3462 (print_scop): Style.
3463 * graphite-poly.h (poly_bb): Add drs vector.
3464 (PBB_DRS): Add accessor.
3465 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
3466 (build_access_matrix_with_af, build_access_matrix,
3467 build_scop_data_accesses): Delete.
3468 (build_poly_dr): New.
3469 (build_pbb_drs, build_scop_drs): New.
3470 (build_poly_scop): call build_scop_drs.
3472 2009-03-13 Sebastian Pop <sebastian.pop@amd.com>
3474 * graphite-scop-detection.c (dot_all_scops_1): Close the table
3475 once per basic block.
3477 2009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
3479 * graphite-scop-detection.c (graphite_can_represent_scev): New.
3480 (graphite_can_represent_expr): Renamed from loop_affine_expr
3482 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
3483 (graphite_cannot_represent_loop): Add scop_entry to parameters.
3484 (scopdet_basic_block_info): Actually define entry_block.
3485 (stmt_simple_memref_p): Moved here from ...
3487 * tree-data-ref.c (stmt_simple_memref_p): here.
3488 * tree-data-ref.h (stmt_simple_memref_p): Removed.
3490 2009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
3492 * gcc.dg/graphite/id-4.c: New.
3494 2009-03-12 Sebastian Pop <sebastian.pop@amd.com>
3496 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3497 (register_old_and_new_names): Update the content of the map.
3498 When there was already a rename_map_elt in the map at that
3500 (copy_bb_and_scalar_dependences): Do rename_variables after
3501 expand_scalar_variables.
3502 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3503 of the map. When there was already a rename_map_elt in the
3504 map at that location, free it.
3505 (translate_clast): Pass the rename_map. Do not initialize and free
3506 a rename_map per stmt_user.
3507 (gloog): Initialize and free one rename_map and pass it to
3510 2009-03-12 Sebastian Pop <sebastian.pop@amd.com>
3512 * sese.c (expand_scalar_variables_stmt,
3513 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
3515 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
3516 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
3517 the gimple_stmt_iterator of the statement to be expanded.
3518 * graphite-scop-detection.c (is_simple_operand): Do handle
3521 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3523 * graphite-scop-detection.c (is_simple_operand): Do not handle
3525 * gcc.dg/graphite/id-2.c: New.
3527 * graphite-sese-to-poly.c (build_bb_loops,
3528 add_value_to_dim, scan_tree_for_params_right_scev,
3529 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
3530 find_params_in_bb, build_loop_iteration_domains,
3531 add_conditions_to_domain): Remove subtract.
3533 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3535 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
3536 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
3537 pbb_loop_at_index -> gbb_loop_at_index.
3538 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
3539 (debug_loop_vec): Delete.
3540 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
3541 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
3542 (PBB_LOOPS): Removed.
3543 (PBB_BLACK_BOX): Insert cast.
3544 (pbb_set_black_box): New setter.
3545 (pbb_loop_at_index, pbb_loop_index): Removed.
3546 (scop_set_region, scop_set_nb_params): New.
3547 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
3548 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
3549 (build_poly_scop): Use scop_set_nb_params.
3550 * sese.h (gimple_bb): Add LOOPS.
3551 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
3553 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3555 Revert previous commit.
3557 2009-03-11 Sebastian Pop <sebastian.pop@amd.com>
3559 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3560 (register_old_and_new_names): Update the content of the map.
3561 When there was already a rename_map_elt in the map at that
3563 (copy_bb_and_scalar_dependences): Do rename_variables after
3564 expand_scalar_variables.
3565 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3566 of the map. When there was already a rename_map_elt in the
3567 map at that location, free it.
3568 (translate_clast): Pass the rename_map. Do not initialize and free
3569 a rename_map per stmt_user.
3570 (gloog): Initialize and free one rename_map and pass it to
3573 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3575 Remove forgotten line in revert.
3577 2009-03-11 Sebastian Pop <sebastian.pop@amd.com>
3579 Revert previous commit.
3581 2009-03-10 Sebastian Pop <sebastian.pop@amd.com>
3583 * sese.c (register_old_and_new_names): Update the content
3584 of the map. When there was already a rename_map_elt in the
3585 map at that location, free it.
3586 (copy_bb_and_scalar_dependences): Do rename_variables after
3587 expand_scalar_variables.
3588 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3589 of the map. When there was already a rename_map_elt in the
3590 map at that location, free it.
3591 (translate_clast): Pass the rename_map. Do not initialize and free
3592 a rename_map per stmt_user.
3593 (gloog): Initialize and free one rename_map and pass it to
3596 2009-03-10 Sebastian Pop <sebastian.pop@amd.com>
3598 * graphite-clast-to-gimple.c (translate_clast): context_loop
3601 2009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
3602 Sebastian Pop <sebastian.pop@amd.com>
3604 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
3605 of the use of ppl_Polyhedron_map_space_dimensions.
3607 2009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
3608 Sebastian Pop <sebastian.pop@amd.com>
3610 * graphite-poly.c (unify_scattering_dimensions): Fix types.
3611 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
3612 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
3613 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
3614 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
3615 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
3616 pbb_nb_params): New.
3617 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
3618 nb_loops_around_pbb): Adapt return types.
3620 2009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
3622 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3623 graphite-clast-to-gimple.o, graphite-data-ref.o,
3624 graphite-scop-detection.o, graphite-poly.o): Add
3627 2009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
3629 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3630 graphite-clast-to-gimple.o, graphite-data-ref.o,
3631 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
3633 2009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
3635 * gcc.dg/graphite/pr37485.c: Remove -floop-block
3636 * gcc.dg/graphite/pr37828.c: Same.
3637 * gcc.dg/graphite/pr37684.c: Same.
3638 * gcc.dg/graphite/block-0.c: Same.
3639 * gcc.dg/graphite/block-1.c: Same.
3640 * gcc.dg/graphite/block-2.c: Same.
3641 * gcc.dg/graphite/block-3.c: Same.
3642 * gcc.dg/graphite/block-4.c: Same.
3643 * gcc.dg/graphite/block-5.c: Same.
3644 * gcc.dg/graphite/block-6.c: Same.
3645 * gfortran.dg/graphite/pr38083.f90: Same.
3646 * gfortran.dg/graphite/block-1.f90: Same.
3647 * gfortran.dg/graphite/block-3.f90: Same.
3648 * gfortran.dg/graphite/pr37852.f90: Same.
3649 * gfortran.dg/graphite/block-4.f90: Same.
3650 * gfortran.dg/graphite/pr37980.f90: Same.
3651 * gfortran.dg/graphite/pr38953.f90: Same.
3652 * gfortran.dg/graphite/pr37857.f90: Same.
3653 * opts.c: Remove -floop-block from -O2.
3654 * graphite-poly.c: Fail if -floop-block -floop-interchange or
3655 -floop-strip-mine are used.
3657 2009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
3658 Sebastian Pop <sebastian.pop@amd.com>
3660 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
3662 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
3663 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
3664 strip_mine_profitable_p, is_interchange_valid,
3665 graphite_trans_bb_block, graphite_trans_loop_block,
3666 graphite_trans_scop_block): Temporary removed.
3667 (extend_scattering, unify_scattering_dimensions): New.
3668 (print_scattering_function, graphite_read_transforms):
3669 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3670 (graphite_generate_scattering_fns): Removed.
3671 (apply_poly_transforms): Cleanup.
3672 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3673 (schedule_to_scattering): Moved.
3674 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
3675 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
3676 (pbb_nb_scattering): New.
3677 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3678 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
3680 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
3682 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3683 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
3684 -> PBB_TRANSFORMED_SCATTERING.
3685 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
3686 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
3687 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
3688 (check_poly_representation): Do not return bool.
3689 (graphite_transform_loops): Reformat.
3690 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
3692 2009-03-04 Sebastian Pop <sebastian.pop@amd.com>
3694 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
3695 debug_pbb_domain, debug_pbb, debug_scop): New.
3696 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
3697 debug_pbb_domain, debug_pbb, debug_scop): Declared.
3699 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3702 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3703 when the type precision of the induction variable should be
3704 larger than the type precision of nit.
3705 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3706 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
3707 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3709 * gcc.dg/graphite/pr39335_1.c: New.
3710 * gcc.dg/graphite/pr39335.c: New.
3712 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3714 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3715 SSA_NAMES not struct reduction_info.
3717 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3719 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
3721 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3722 Tobias Grosser <grosser@fim.uni-passau.de>
3724 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
3725 (free_sese): Free SESE_REDUCTION_LIST.
3726 * sese.h (struct sese): Add field reduction_list.
3727 (SESE_REDUCTION_LIST): New.
3728 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
3729 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
3731 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3732 Tobias Grosser <grosser@fim.uni-passau.de>
3734 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
3737 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3738 Tobias Grosser <grosser@fim.uni-passau.de>
3740 * tree-parloops.c (struct brli, build_reduction_list_info,
3741 analyze_reduction_list, gather_scalar_reductions): New.
3742 (loop_parallel_p): Build a reduction list containing only
3743 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
3744 (gen_parallel_loop): Call the analysis analyze_reduction_list.
3745 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
3746 * tree-flow.h (gather_scalar_reductions): Declared.
3748 2009-02-26 Sebastian Pop <sebastian.pop@amd.com>
3751 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
3752 number_of_iterations_exit from a gcc_assert.
3754 2009-02-25 Sebastian Pop <sebastian.pop@amd.com>
3755 Jan Sjodin <jan.sjodin@amd.com>
3757 * output.h (graphite_out_file, graphite_in_file): Declared.
3758 * toplev.c (graphite_out_file, graphite_in_file): New.
3759 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
3760 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
3761 Don't call schedule_to_scattering.
3762 * common.opt (fgraphite-write, fgraphite-read): New.
3763 * graphite-poly.c: Include output.h.
3764 (print_scattering_function, print_scattering_functions,
3765 debug_scattering_function, debug_scattering_functions,
3766 graphite_write_transforms, graphite_read_transforms,
3767 graphite_generate_scattering_fns): New.
3768 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
3769 Call graphite_generate_scattering_fns, graphite_write_transforms,
3770 graphite_read_transforms.
3771 (new_poly_bb): Initialize PBB_SCATTERING.
3772 (free_poly_bb): Free PBB_SCATTERING.
3773 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
3774 * graphite-poly.h (struct poly_bb): Add field scattering.
3775 (PBB_SCATTERING): New.
3776 (print_scattering_function, print_scattering_functions,
3777 debug_scattering_function, debug_scattering_functions): Declared.
3778 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
3779 GMP values, not integers!
3780 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
3781 ppl_read_polyhedron_matrix): New.
3782 * graphite-ppl.h (ppl_print_polyhedron_matrix,
3783 debug_ppl_polyhedron_matrix,
3784 ppl_read_polyhedron_matrix): Declared.
3785 * Makefile.in (graphite-poly.o): Depends on output.h.
3787 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3788 Tobias Grosser <grosser@fim.uni-passau.de>
3791 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3792 scalar evolutions in the scop_entry->loop_father.
3794 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3795 Tobias Grosser <grosser@fim.uni-passau.de>
3797 * graphite.h (ref_nb_loops): Remove declaration.
3798 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
3799 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
3800 debug_gbb): Moved to sese.h.
3803 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3804 Tobias Grosser <grosser@fim.uni-passau.de>
3806 * graphite-data-ref.[ch]: Disable.
3808 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3809 Tobias Grosser <grosser@fim.uni-passau.de>
3811 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3812 scalar evolutions in the scop_entry->loop_father.
3814 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3816 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
3817 (graphite_cannot_represent_loop_niter): Renamed
3818 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
3819 (limit_scops): build_sese_loop_nests does not return a bool.
3820 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
3821 * sese.c (nb_reductions_in_loop): ... from here.
3822 (graphite_loop_normal_form): ... from here.
3823 (sese_record_loop): Does not fail, so does not return a bool.
3824 (build_sese_loop_nests): Same.
3825 * sese.h (build_sese_loop_nests): Update declaration.
3826 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
3827 (build_graphite_loop_normal_form): New.
3828 (gloog): Call build_graphite_loop_normal_form.
3829 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
3830 build_sese_loop_nests.
3832 * gcc.dg/graphite/id-1.c: New.
3834 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3835 Tobias Grosser <grosser@fim.uni-passau.de>
3837 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
3838 The SCoP detection fix is sufficient.
3840 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3842 PR tree-optimization/39260
3843 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
3844 the basic block contains a condition with a real type.
3845 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
3847 * gcc.dg/graphite/pr39260.c: New.
3849 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3851 * graphite-poly.c: Inlcude params.h.
3852 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
3854 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
3855 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
3857 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3858 Tobias Grosser <grosser@fim.uni-passau.de>
3860 * graphite-scop-detection.c (dot_all_scops_1,
3861 dot_all_scops): Moved here.
3862 * graphite-scop-detection.h (dot_all_scops): Declared here.
3863 * graphite.c (graphite_initialize, graphite_finalize): New.
3864 (graphite_transform_loops): Cleaned up.
3865 * sese.c (debug_oldivs): Moved here.
3866 * graphite-poly.c (graphite_apply_transformations): Renamed
3867 apply_poly_transforms.
3868 (debug_loop_vec): Moved here.
3869 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
3870 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
3871 find_scop_parameters, build_scop_iteration_domain,
3872 add_conditions_to_constraints, build_scop_canonical_schedules,
3873 build_scop_data_accesses): Now static.
3874 (build_poly_scop, check_poly_representation): New.
3876 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3878 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
3879 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
3880 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
3881 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
3882 scan_tree_for_params_right_scev, scan_tree_for_params_int,
3883 scan_tree_for_params, struct irp_data, dx_record_params,
3884 find_params_in_bb, find_scop_parameters, gbb_from_bb,
3885 build_loop_iteration_domains, add_conditions_to_domain,
3886 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
3887 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
3888 build_sese_conditions, add_conditions_to_constraints,
3889 build_scop_iteration_domain, build_access_matrix_with_af,
3890 build_access_matrix,
3891 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
3893 * graphite-sese-to-poly.c: New.
3894 * graphite-sese-to-poly.h: New.
3896 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
3898 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3900 * graphite.c: Split graphite code generation to a new file.
3901 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
3902 max_precision_type, clast_to_gcc_expression_red,
3903 clast_to_gcc_expression, gcc_type_for_clast_expr,
3904 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
3905 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
3906 graphite_create_new_guard, clast_get_body_of_loop,
3907 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
3908 graphite_create_new_loop, build_iv_mapping, copy_renames,
3909 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3910 compute_cloog_iv_types, free_scattering, save_var_name,
3911 initialize_cloog_names, build_scop_context, build_cloog_prog,
3912 set_cloog_options, debug_clast_stmt, scop_to_clast,
3913 print_generated_program, debug_generated_program,
3914 gloog): Moved to graphite-clast-to-gimple.c.
3916 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
3918 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
3919 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
3920 loop_iv_stack_pop, loop_iv_stack_get_iv,
3921 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
3922 free_loop_iv_stack, loop_iv_stack_remove_constants,
3923 debug_rename_elt, debug_rename_map_1, debug_rename_map,
3924 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
3925 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
3926 eq_ivtype_map_elts, sese_add_exit_phis_edge,
3927 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
3928 get_vdef_before_sese, sese_adjust_vphi,
3929 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
3930 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
3931 is_iv, expand_scalar_variables_ssa_name,
3932 expand_scalar_variables_expr, expand_scalar_variables_stmt,
3933 expand_scalar_variables, rename_variables, remove_condition,
3934 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
3935 add_loop_exit_phis, insert_loop_close_phis, struct igp,
3936 default_liveout_before_guard, add_guard_exit_phis,
3937 insert_guard_phis, register_old_and_new_names,
3938 graphite_copy_stmts_from_block, register_sese_liveout_renames,
3939 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
3940 if_region_set_false_region, create_if_region_on_edge,
3941 move_sese_in_condition): Moved to sese.c.
3943 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
3944 if_region_exit, if_region_get_condition_block,
3945 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
3946 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
3947 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
3948 ivtype_map_elt, new_ivtype_map_elt,
3949 recompute_all_dominators): Moved to sese.h.
3951 * graphite-clast-to-gimple.c: New.
3952 * graphite-clast-to-gimple.h: New.
3953 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
3954 * sese.c: Modified as said above.
3957 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3959 * graphite.c: Split scop detection to a new file.
3960 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
3961 move_sd_regions, loop_affine_expr, exclude_component_ref,
3962 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
3963 graphite_cannot_represent_loop_niter, struct scopdet_info,
3964 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
3965 find_single_entry_edge, find_single_exit_edge,
3966 create_single_entry_edge, sd_region_without_exit,
3967 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
3968 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
3969 Moved to graphite-scop-detection.c.
3971 * graphite-scop-detection.c: New.
3972 * graphite-scop-detection.h: New.
3973 * Makefile.in: Add new rule for graphite-scop-detection.o.
3975 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
3976 tree-scalar-evolution.h.
3977 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
3978 build_sese_loop_nests): Moved here from graphite.c.
3979 (param_index): Renamed parameter_index_in_region.
3981 2009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
3982 Sebastian Pop <sebastian.pop@amd.com>
3984 * gcc.dg/graphite/block-0.c: Expected to fail now.
3985 * gcc.dg/graphite/block-1.c: Same.
3986 * gcc.dg/graphite/block-5.c: Same.
3987 * gcc.dg/graphite/block-6.c: Same.
3989 2009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
3990 Sebastian Pop <sebastian.pop@amd.com>
3992 * graphite.h: Separate from graphite_bb_p the polyhedral
3993 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
3994 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
3995 graphite-data-ref.h.
3996 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
3997 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
3998 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
3999 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
4000 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
4001 scop_nb_params): Moved to graphite-poly.h.
4002 * graphite-data-ref.c: Same.
4003 * graphite-data-ref.h: New.
4005 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
4006 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
4007 is_interchange_valid, graphite_trans_bb_block,
4008 graphite_trans_loop_block, scop_max_loop_depth,
4009 graphite_trans_scop_block, graphite_apply_transformations,
4010 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
4012 * graphite-poly.h: New.
4013 * graphite-poly.c: New.
4014 * Makefile.in (OBJS-common): Add graphite-poly.o.
4015 (graphite-poly.o): New rule.
4016 * tree-data-ref.h (struct data_reference): Remove unused scop field.
4019 2009-02-18 Sebastian Pop <sebastian.pop@amd.com>
4020 Tobias Grosser <grosser@fim.uni-passau.de>
4022 * graphite.c: Replace gb -> gbb.
4024 * graphite-data-ref.c: Same.
4026 2009-02-18 Sebastian Pop <sebastian.pop@amd.com>
4027 Tobias Grosser <grosser@fim.uni-passau.de>
4029 * Makefile.in (OBJS-commmon): Add sese.o.
4031 (graphite.o): Add sese.h.
4032 * graphite.c (bb_in_ss_p, loop_in_sese_p,
4033 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
4034 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
4036 (block_before_scop): Add missing return.
4037 (new_scop, free_scop): Remove SESE data structures.
4038 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
4039 find_scop_parameters, build_loop_iteration_domains,
4040 add_conditions_to_domain, register_scop_liveout_renames,
4041 copy_bb_and_scalar_dependences): Scop -> SESE.
4043 (add_conditions_to_domain): SCoP -> SESE and remove check
4044 (scop_contains_non_iv_scalar_phi_nodes): New.
4045 (build_scop_conditions_1, build_scop_conditions): Remove check for
4046 non iv scalar phi nodes.
4047 (print_scop_statistics): New.
4048 (graphite_transform_loops): Cleanup.
4050 * graphite.h: Move to sese & cleanup.
4054 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4055 Tobias Grosser <grosser@fim.uni-passau.de>
4057 * graphite.c (build_scop_conditions_1): Conditions are only
4058 at the end of a basic block.
4060 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4061 Tobias Grosser <grosser@fim.uni-passau>
4063 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
4065 (GBB_ALPHA): Removed.
4067 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4068 Tobias Grosser <grosser@fim.uni-passau.de>
4070 * graphite-data-ref.c (graphite_test_dependence): Don't use
4071 GBB_DYNAMIC_SCHEDULE.
4072 * graphite.c (new_graphite_bb): Same.
4073 (free_graphite_bb): Same.
4074 (build_scop_dynamic_schedules): Removed.
4075 (graphite_transform_loops): Don't call it.
4076 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
4077 (GBB_DYNAMIC_SCHEDULE): Removed.
4079 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4080 Tobias Grosser <grosser@fim.uni-passau.de>
4082 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
4083 (print_graphite_bb): Same.
4084 (build_cloog_prog): Same.
4086 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4087 Tobias Grosser <grosser@fim.uni-passau.de>
4089 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
4091 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4092 Tobias Grosser <grosser@fim.uni-passau.de>
4094 * graphite.c (build_scop_context): Don't use CloogMatrix.
4095 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
4096 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
4098 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4099 Tobias Grosser <grosser@fim.uni-passau.de>
4101 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
4102 liveout_renames, add_params fields...
4103 (struct sese): ... here.
4104 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
4105 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
4107 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4108 Tobias Grosser <grosser@fim.uni-passau.de>
4110 * graphite.c (print_scop): Do not print the CLooG program.
4111 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
4112 build_cloog_prog, gloog): Don't use SCOP_PROG.
4113 (find_transform): Renamed scop_to_clast.
4114 (print_generated_program, debug_generated_program): New.
4115 (graphite_transform_loops): Adapt to new interface.
4116 * graphite.h (struct scop): Remove program field.
4117 (SCOP_PROG): Removed.
4118 (print_generated_program, debug_generated_program): Declared.
4120 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4122 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
4123 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
4124 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
4125 free_graphite_bb, build_scop_canonical_schedules,
4126 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
4127 schedules are now represented using a ppl_Linear_Expression_t.
4128 * graphite.h (struct graphite_bb): Same.
4129 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
4130 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
4132 2009-02-15 Sebastian Pop <sebastian.pop@amd.com>
4134 * graphite.c: Free local memory.
4135 * graphite-ppl.c: Same.
4137 2009-02-15 Sebastian Pop <sebastian.pop@amd.com>
4139 * graphite.c (const_column_index, get_first_matching_sign_row_index,
4140 get_lower_bound_row, get_upper_bound_row, copy_constraint,
4141 swap_constraint_variables, scale_constraint_variable): Removed.
4142 (graphite_trans_bb_strip_mine): Remove pong.
4143 * graphite-ppl.c: Include missing header files.
4144 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
4145 * graphite-ppl.h (ppl_strip_loop): Declared.
4146 * Makefile.in (graphite-ppl.o): Adjust dependences.
4148 2009-02-14 Sebastian Pop <sebastian.pop@amd.com>
4150 * graphite.c (build_loop_iteration_domains): Remove ping pong.
4151 (build_scop_iteration_domain): Same.
4153 2009-02-13 Sebastian Pop <sebastian.pop@amd.com>
4155 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4157 (add_value_to_dim, scan_tree_for_params_right_scev,
4158 scan_tree_for_params_int): New.
4159 * graphite-ppl.c (oppose_constraint): New.
4160 (insert_constraint_into_matrix): Implement missing cases.
4161 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4163 2009-02-13 Sebastian Pop <sebastian.pop@amd.com>
4165 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4166 use ppl_move_dimension.
4168 2009-02-12 Sebastian Pop <sebastian.pop@amd.com>
4170 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
4173 * graphite-ppl.c: Same.
4174 * graphite-ppl.h: Same.
4176 2009-02-12 Sebastian Pop <sebastian.pop@amd.com>
4178 Revert last 3 commits.
4180 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4182 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4184 (add_value_to_dim, scan_tree_for_params_right_scev,
4185 scan_tree_for_params_int): New.
4186 * graphite-ppl.c (oppose_constraint): New.
4187 (insert_constraint_into_matrix): Implement missing cases.
4188 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4190 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4192 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
4194 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4195 Tobias Grosser <grosser@fim.uni-passau.de>
4197 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4198 use ppl_move_dimension.
4199 * graphite-ppl.c (ppl_move_dimension): New.
4200 * graphite-ppl.h (ppl_move_dimension): Declared.
4202 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4204 * graphite.c: Do not include cloog/cloog.h.
4205 (print_graphite_bb): Remove ping pong, call PPL print function.
4207 2009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
4209 * Makefile.in (OBJS-common): Add graphite-ppl.o.
4210 (graphite.o): Add dependence on graphite-ppl.h.
4211 (graphite-ppl.o): New.
4212 (graphite-data-ref.c): Ping pong between PPL data structures
4214 * graphite-ppl.c: New.
4215 * graphite-ppl.h: New.
4216 * graphite.c: Include graphite-ppl.h.
4217 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
4218 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
4219 Ping pong between PPL data structures and matrices.
4220 (new_graphite_bb): Create a PPL constraint system.
4221 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
4222 (build_loop_iteration_domains): Use PPL functions.
4223 * graphite.h: Include graphite-ppl.h. Fix comments.
4224 (graphite_bb): Use a ppl_Constraint_System_t instead of
4225 CloogMatrix for representing the domain.
4226 (scop): Remove static_schedule.
4227 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
4229 2009-02-06 Sebastian Pop <sebastian.pop@amd.com>
4231 * graphite.c: Fix some comments.
4233 2009-02-05 Sebastian Pop <sebastian.pop@amd.com>
4236 * graphite.c (if_region_set_false_region): After moving a region
4237 in the false branch of a condition, remove the empty dummy
4239 (gloog): Remove wrong fix for PR38953.
4241 2009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
4243 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
4244 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
4245 register_bb_in_sese, new_sese, free_sese): Moved.
4246 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
4247 outermost_loop_in_scop, build_scop_iteration_domain,
4248 expand_scalar_variables_ssa_name, get_vdef_before_scop,
4249 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
4250 Use loop_in_sese_p instead of loop_in_scop_p.
4251 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
4252 (free_scop): Do not free SCOP_BBS_B.
4253 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
4254 ref_nb_loops): Moved here...
4255 * graphite.h (ref_nb_loops): ... from here.
4256 (struct scop): Remove bbs_b bitmap.
4257 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
4258 * gcc.dg/graphite/scop-19.c: New
4260 2009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
4262 * graphite.c (scopdet_basic_block_info): Fix bug in scop
4265 2009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
4267 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
4268 eq_loop_to_cloog_loop): Remove.
4269 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
4270 * graphite.h (struct scop): Remove loop2cloog_loop.
4271 (loop_domain_dim, loop_iteration_vector_dim): Remove.
4273 2009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
4275 * opts.c (decode_options): Only add graphite options to O2
4276 if we compile with graphite enabled.
4278 2009-01-26 Sebastian Pop <sebastian.pop@amd.com>
4280 * Merge from mainline (r143163:143684).
4282 2009-01-26 Sebastian Pop <sebastian.pop@amd.com>
4284 * graphite.c (debug_value): Removed.
4285 * graphite.h (debug_value): Removed.
4287 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4289 * passes.c (init_optimization_passes): Do not call pass_copy_prop
4290 after graphite: pass_copy_prop does not maintain a proper loop closed
4291 SSA form. pass_copy_prop should be fixed.
4293 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4295 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
4297 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4299 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
4300 (gloog): Split the exit of the scop when the scop exit is a loop exit.
4301 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
4304 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
4306 * graphite.c (gloog): Return true when code gen succeeded.
4307 (graphite_transform_loops): Do not call cleanup_tree_cfg if
4308 the code of the function did not changed. After cleanup_tree_cfg
4309 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
4312 2009-01-19 Sebastian Pop <sebastian.pop@amd.com>
4314 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
4315 gimple_call_lhs is NULL.
4317 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
4318 Tobias Grosser <tobi.grosser@amd.com>
4320 * graphite.c (graphite_trans_scop_block): Do not block single
4323 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
4324 Tobias Grosser <tobi.grosser@amd.com>
4326 * graphite.c (build_scop_canonical_schedules): Start schedules at
4329 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
4330 Tobias Grosser <tobi.grosser@amd.com>
4332 * graphite.c (compare_prefix_loops): New.
4333 (build_scop_canonical_schedules): Rewritten.
4334 (graphite_transform_loops): Move build_scop_canonical_schedules
4335 after build_scop_iteration_domain.
4337 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4338 Tobias Grosser <tobi.grosser@amd.com>
4340 * graphite.c (add_conditions_to_domain): Add the loops to
4341 the dimension of the iteration domain. Do copy the domain
4342 only when it exists.
4343 (build_scop_conditions_1): Do not call add_conditions_to_domain.
4344 (add_conditions_to_constraints): New.
4345 (can_generate_code_stmt, can_generate_code): Removed.
4346 (gloog): Do not call can_generate_code.
4347 (graphite_transform_loops): Call add_conditions_to_constraints
4348 after building the iteration domain.
4350 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4351 Tobias Grosser <tobi.grosser@amd.com>
4352 Jan Sjodin <jan.sjodin@amd.com>
4354 * graphite.c (scan_tree_for_params): On substractions negate
4355 all the coefficients of the term.
4356 (clast_to_gcc_expression_red): New. Handle reduction expressions
4357 of more than two operands.
4358 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
4359 (get_vdef_before_scop): Handle also the case of default definitions.
4361 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4364 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
4365 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
4366 (gloog): Do not call cleanup_tree_cfg.
4367 (graphite_transform_loops): Call cleanup_tree_cfg after all
4368 scops have been code generated.
4370 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
4372 * passes.c (init_optimization_passes): Schedule after
4373 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
4375 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
4377 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
4379 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
4380 Set the type of an expression to the type of its assign statement.
4381 (expand_scalar_variables_expr): Do not pass loop_p.
4382 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
4383 (copy_bb_and_scalar_dependences): Do not pass loop_p.
4384 (translate_clast): Update call to copy_bb_and_scalar_dependences.
4386 2009-01-11 Sebastian Pop <sebastian.pop@amd.com>
4388 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
4389 an expression to the gimple_expr_type of its assign statement.
4390 (expand_scalar_variables_expr): Stop recursion on tcc_constant
4393 2009-01-11 Sebastian Pop <sebastian.pop@amd.com>
4395 PR tree-optimization/38786
4396 * gcc.dg/graphite/pr38786.c: New.
4397 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
4398 the SSA_NAME case of expand_scalar_variables_expr.
4399 (expand_scalar_variables_expr): Also gather the scalar computation
4400 used to index the memory access.
4401 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
4402 the gimple_stmt_iterator where it inserts new code.
4404 2009-01-10 Sebastian Pop <sebastian.pop@amd.com>
4406 * gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
4408 2009-01-10 Sebastian Pop <sebastian.pop@amd.com>
4410 * opts.c (decode_options): Enable flag_graphite_identity and
4411 flag_loop_block in -O2 and above.
4413 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
4415 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
4416 Fix merge problem: replace with the file from trunk.
4418 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
4420 * Merge from mainline (r141727:143163).
4422 2009-01-07 Sebastian Pop <sebastian.pop@amd.com>
4423 Jan Sjodin <jan.sjodin@amd.com>
4425 PR tree-optimization/38559
4426 * gcc.dg/graphite/pr38559.c: New.
4428 * graphite.c (debug_value, copy_constraint,
4429 swap_constraint_variables, scale_constraint_variable, ): New.
4430 (get_lower_bound, get_upper_bound): Removed.
4431 (graphite_trans_bb_strip_mine): Clean up this code that works
4432 only for constant number of iterations. Fully copy upper and
4433 lower bound constraints, not only the constant part of them.
4434 * graphite.h (debug_value): Declared.
4436 2009-01-06 Jan Sjodin <jan.sjodin@amd.com>
4438 PR tree-optimization/38492
4439 PR tree-optimization/38498
4440 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
4441 * tree-chrec.h (scev_is_linear_expression): Declared.
4442 * graphite.c (graphite_cannot_represent_loop_niter): New.
4443 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
4444 (graphite_loop_normal_form): Use gcc_assert.
4445 (scan_tree_for_params): Use CASE_CONVERT.
4446 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
4447 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
4448 Use gcc_assert. Discard scops that contain unhandled cases.
4449 (build_scop_conditions): Return a boolean status for unhandled cases.
4450 (strip_mine_profitable_p): Print the loop number, not its depth.
4451 (is_interchange_valid): Pass the depth of the loop nest, don't
4452 recompute it wrongly.
4453 (graphite_trans_bb_block): Same.
4454 (graphite_trans_bb_block): Print tentative of loop blocking.
4455 (graphite_trans_scop_block): Do not print that the loop has been
4457 (graphite_transform_loops): Do not handle scops that contain condition
4460 * gcc.dg/graphite/pr38500.c: Fixed warning as committed
4462 * gcc.dg/graphite/block-0.c: Update test.
4463 * gcc.dg/graphite/block-1.c: Same.
4464 * gcc.dg/graphite/block-2.c: Remove xfail and test for
4466 * gcc.dg/graphite/block-4.c: Remove test for strip mine.
4467 * gcc.dg/graphite/block-3.c: New.
4468 * gcc.dg/graphite/pr38498.c: New.
4470 2008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
4472 PR tree-optimization/38510
4473 * gcc.dg/graphite/pr38510.c: New.
4474 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
4475 (translate_clast): Call recompute_all_dominators before
4477 (gloog): Call recompute_all_dominators before graphite_verify.
4479 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
4481 PR tree-optimization/38492
4482 * graphite.c (rename_map_elt, debug_rename_elt,
4483 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
4484 rename_map_elt_info, eq_rename_map_elts,
4485 get_new_name_from_old_name, bb_in_sese_p): Moved around.
4486 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
4487 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
4488 (sese_build_livein_liveouts): New.
4489 (new_sese, free_sese): New.
4490 (new_scop): Call new_sese.
4491 (free_scop): Call free_sese.
4492 (rename_variables_from_edge, rename_phis_end_scop): Removed.
4493 (register_old_new_names): Renamed register_old_and_new_names.
4494 (register_scop_liveout_renames, add_loop_exit_phis,
4495 insert_loop_close_phis, struct igp,
4496 default_liveout_before_guard, add_guard_exit_phis,
4497 insert_guard_phis, copy_renames): New.
4498 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
4499 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
4500 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
4501 (scop_adjust_phis_for_liveouts): New.
4502 (gloog): Call scop_adjust_phis_for_liveouts.
4504 * graphite.h (struct sese): Documented. Added fields liveout,
4506 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
4507 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
4508 (struct scop): Added field liveout_renames.
4509 (SCOP_LIVEOUT_RENAMES): New.
4511 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4513 PR tree-optimization/38409
4514 * gcc.dg/graphite/pr38409.c: New.
4515 * graphite.c (nb_reductions_in_loop): Use simple_iv.
4517 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4519 * graphite.c (gcc_type_for_cloog_iv): By default return
4521 (graphite_create_new_loop): Don't fold_convert the already
4522 fold_convert-ed expression.
4524 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
4526 PR tree-optimization/38446
4527 * gcc.dg/graphite/pr38446.c: New.
4528 * graphite.c (register_bb_in_sese): New.
4529 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
4530 looking at the bbs in the region.
4531 * graphite.h (sese): Add region_basic_blocks pointer set to
4532 structure and initialize at the time of defining new scop.
4534 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
4536 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
4537 (find_params_in_bb): Do not free data refs.
4538 (free_graphite_bb): Add FIXME on disabled free_data_refs.
4540 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4542 * gcc.dg/graphite/scop-16.c: Test only scop specific info.
4543 * gcc.dg/graphite/scop-17.c: Same.
4544 * gcc.dg/graphite/block-5.c: New.
4545 * gcc.dg/graphite/block-6.c: New.
4546 * gcc.dg/graphite/pr37485.c: Clean dump file after.
4547 * gcc.dg/graphite/pr37684.c: Same.
4548 * gcc.dg/graphite/block-2.c: Same.
4550 * graphite.c (struct ivtype_map_elt): New.
4551 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
4552 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
4553 gcc_type_for_cloog_iv): New.
4554 (loop_iv_stack_patch_for_consts): Use the type of the induction
4555 variable from the original loop, except for the automatically
4556 generated loops, i.e., in the case of a strip-mined loop, in
4557 which case there is no original loop: in that case just use
4559 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
4560 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
4561 (clast_name_to_gcc): Accept params to be NULL.
4562 (clast_to_gcc_expression): Take an extra parameter for the type.
4563 Convert to that type all the expressions built by this function.
4564 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
4565 (graphite_translate_clast_equation): Compute the type of the
4566 clast_equation before translating its LHS and RHS.
4567 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
4568 (graphite_create_new_loop): Compute the type of the induction
4569 variable before translating the lower and upper bounds and before
4570 creating the induction variable.
4571 (rename_variables_from_edge, rename_phis_end_scop): New.
4572 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
4573 (sese_add_exit_phis_edge): Do not use integer_zero_node.
4574 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
4575 compute_cloog_iv_types): New.
4576 (gloog): Call compute_cloog_iv_types before starting the
4577 translation of the clast.
4579 * graphite.h (struct graphite_bb): New field cloog_iv_types.
4580 (GBB_CLOOG_IV_TYPES): New.
4581 (debug_ivtype_map): Declared.
4582 (oldiv_for_loop): New.
4584 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
4587 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
4588 (param_index): Assert if parameter is not know after parameter
4590 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
4591 (find_scop_parameters): Mark, that we have finished parameter
4593 (graphite_transform_loops): Move condition detection before parameter
4595 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
4596 * gfortran.dg/graphite/pr38459.f90: New.
4598 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
4600 * graphite.c (graphite_transform_loops): Always call find_transform ()
4601 in ENABLE_CHECKING. So we test these code paths, even if we do not
4604 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
4606 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
4607 (print_scop): Ditto.
4609 2008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
4612 Fix gfortran.dg/graphite/id-3.f90.
4613 * graphite.c (scopdet_basic_block_info): Fix bug that found some
4614 regions more than once.
4616 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4618 Fix gfortran.dg/graphite/id-4.f90.
4619 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
4622 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4624 Fix gfortran.dg/graphite/id-1.f90.
4625 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
4626 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
4627 (max_precision_type): New.
4628 (value_clast): Removed.
4629 (clast_to_gcc_expression): Be more careful to types of expressions.
4630 Use max_precision_type and update use of gmp_cst_to_tree.
4631 (graphite_translate_clast_equation): Use max_precision_type.
4632 (graphite_create_guard_cond_expr): Do not use integer_type_node,
4633 use the type of the condition.
4634 (graphite_create_new_loop): Do not use integer_type_node, use the
4635 max_precision_type of lb and ub.
4637 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4639 * graphite.c (build_scops_1): Initialize open_scop.exit
4642 2008-12-02 Sebastian Pop <sebastian.pop@amd.com>
4644 * gcc.dg/graphite/pr38084.c: New.
4645 * gfortran.dg/graphite/id-1.f90: New.
4646 * gfortran.dg/graphite/id-2.f90: New.
4647 * gfortran.dg/graphite/id-3.f90: New.
4648 * gfortran.dg/graphite/id-4.f90: New.
4649 * gfortran.dg/graphite/pr37857.f90: New.
4651 2008-12-02 Sebastian Pop <sebastian.pop@amd.com>
4652 Jan Sjodin <jan.sjodin@amd.com>
4653 Harsha Jagasia <harsha.jagasia@amd.com>
4665 * gcc.dg/graphite/pr38073.c: New.
4666 * gcc.dg/graphite/pr37928.c: New.
4667 * gcc.dg/graphite/pr37883.c: New.
4668 * gcc.dg/graphite/pr38125.c: New.
4669 * gfortran.dg/graphite/pr38083.f90: New.
4670 * gfortran.dg/graphite/pr37852.f90: New.
4671 * gfortran.dg/graphite/pr37980.f90: New.
4673 * gcc.dg/graphite/scop-18.c: Remove reduction, test for
4674 the number of detected scops. Copy exact same test for loop
4676 * gcc.dg/graphite/block-1.c: Fix the number of expected
4677 loops to be blocked as reductions are not handled.
4678 * gcc.dg/graphite/block-4.c: ...here. New.
4680 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
4681 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
4683 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
4684 * Makefile.in (graphite.o): Depend on value-prof.h.
4685 (graphite.o-warn): Removed -Wno-error.
4686 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
4687 to be a NULL pointer. Call update_stmt. Return the newly created
4688 cannonical induction variable.
4690 * graphite.h (debug_rename_map): Declared. Fix some comments.
4692 * graphite.c: Reimplement the code generation from graphite to gimple.
4693 Include value-prof.h.
4694 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
4695 (get_old_iv_from_ssa_name): Removed.
4696 (graphite_stmt_p): New.
4697 (new_graphite_bb): Test for useful statements before building a
4698 graphite statement for the basic block.
4699 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
4700 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
4702 (recompute_all_dominators, graphite_verify,
4703 nb_reductions_in_loop, graphite_loop_normal_form): New.
4704 (scop_record_loop): Call graphite_loop_normal_form.
4705 (build_scop_loop_nests): Iterate over all the blocks of the
4706 function instead of relying on the incomplete information from
4707 SCOP_BBS. Return the success of the operation.
4708 (find_params_in_bb): Use the data from GBB_DATA_REFS.
4709 (add_bb_domains): Removed.
4710 (build_loop_iteration_domains): Don't call add_bb_domains.
4711 Add the iteration domain only to the basic blocks that have been
4712 translated to graphite.
4713 (build_scop_conditions_1): Add constraints only if the basic
4714 block have been translated to graphite.
4715 (build_scop_data_accesses): Completely disabled until data
4716 dependence is correctly implemented.
4717 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
4718 (remove_all_edges_1, remove_all_edges): Removed.
4719 (get_new_name_from_old_name): New.
4720 (graphite_rename_variables_in_stmt): Renamed
4721 rename_variables_in_stmt. Call get_new_name_from_old_name.
4722 Use replace_exp and update_stmt.
4723 (is_old_iv): Renamed is_iv.
4724 (expand_scalar_variables_stmt): Extra parameter for renaming map.
4725 Use replace_exp and update_stmt.
4726 (expand_scalar_variables_expr): Same. Use the map to get the
4727 new names for the renaming of induction variables and for the
4728 renaming of variables after a basic block has been copied.
4729 (expand_scalar_variables): Same.
4730 (graphite_rename_variables): Renamed rename_variables.
4731 (move_phi_nodes): Removed.
4732 (get_false_edge_from_guard_bb): New.
4733 (build_iv_mapping): Do not insert the induction variable of a
4734 loop in the renaming iv map if the basic block does not belong
4736 (register_old_new_names, graphite_copy_stmts_from_block,
4737 copy_bb_and_scalar_dependences): New.
4738 (translate_clast): Heavily reimplemented: copy basic blocks,
4739 do not move them. Finally, in call cleanup_tree_cfg in gloog.
4740 At each translation step call graphite_verify ensuring the
4741 consistency of the SSA, loops and dominators information.
4742 (collect_virtual_phis, find_vdef_for_var_in_bb,
4743 find_vdef_for_var_1, find_vdef_for_var,
4744 patch_phis_for_virtual_defs): Removed huge hack.
4745 (mark_old_loops, remove_dead_loops, skip_phi_defs,
4746 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
4747 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
4748 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
4749 if_region_get_condition_block, if_region_set_false_region,
4750 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
4751 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
4752 sese_add_exit_phis_edge, sese_add_exit_phis_var,
4753 rewrite_into_sese_closed_ssa): New.
4754 (gloog): Remove dead code. Early return if code cannot be
4755 generated. Call cleanup_tree_cfg once the scop has been code
4757 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
4758 block loops with less than two loops.
4759 (graphite_apply_transformations): Remove the call to
4760 scop_remove_ignoreable_gbbs.
4761 (limit_scops): When build_scop_loop_nests fails, continue on
4762 the next scop. Fix open_scop.entry.
4763 (graphite_transform_loops): Call recompute_all_dominators: force the
4764 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
4765 Call initialize_original_copy_tables and free_original_copy_tables
4766 to be able to copy basic blocks during code generation.
4767 When build_scop_loop_nests fails, continue on next scop.
4768 (value_clast): New union.
4769 (clast_to_gcc_expression): Fix type cast warning.
4771 2008-11-09 Sebastian Pop <sebastian.pop@amd.com>
4773 * Merge from mainline (r140838:141727).
4775 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4779 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
4781 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4785 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
4786 exits and conditions.
4787 * gcc.dg/graphite/pr37943.c: New.
4789 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4792 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
4794 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4796 * doc/invoke.texi: Fix spaces.
4798 2008-10-22 Sebastian Pop <sebastian.pop@amd.com>
4800 PR tree-optimization/37891
4801 Reverted last commit.
4802 * graphite.c (create_single_entry_edge): Set
4803 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4805 2008-10-21 Sebastian Pop <sebastian.pop@amd.com>
4806 Mitul Thakkar <mitul.thakkar@amd.com>
4808 * graphite.c (create_single_entry_edge): Set
4809 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4811 2008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
4813 * doc/invoke.texi: Add -fgraphite-identity.
4814 * graphite.c (graphite_apply_transformations): Check for
4815 -fgraphite-identity.
4816 * toplev.c (process_options): Add flag_graphite_identity.
4817 * tree-ssa-loop.c: Add flag_graphite_identity.
4819 2008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4821 Undo changes from 2008-10-02:
4822 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4823 operand type when copying the operand to a variable of different type.
4824 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4825 with the IV name after increment.
4827 2008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4828 Harsha Jagasia <harsha.jagasia@amd.com>
4830 PR tree-optimization/37828
4831 * gcc.dg/graphite/pr37828.c: New.
4832 * graphite.c (graphite_trans_loop_block): Do not loop block
4833 single nested loops.
4835 2008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
4836 Sebastian Pop <sebastian.pop@amd.com>
4838 * graphite.c (struct rename_map_elt, new_rename_map_elt,
4839 rename_map_elt_info, eq_rename_map_elts): New.
4840 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
4841 (expand_scalar_variables_expr): Change parameters.
4842 (expand_scalar_variables_stmt): Same.
4843 (expand_scalar_variables): Same.
4844 (graphite_rename_ivs): Rename graphite_rename_variables.
4845 (build_iv_mapping): New.
4846 (translate_clast): Call build_iv_mapping.
4847 * graphite.h (gbb_p): New name.
4849 2008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
4851 PR tree-optimization/37684
4852 * gcc.dg/graphite/pr37684.c: New.
4853 * graphite.c (exclude_component_ref): New.
4854 (is_simple_operand): Call exclude_component_ref.
4856 2008-10-02 Jan Sjodin <jan.sjodin@amd.com>
4857 Harsha Jagasia <harsha.jagasia@amd.com>
4859 PR tree-optimization/37485
4860 * gcc.dg/graphite/block-2.c: New
4861 * graphite.c (gmp_cst_to_tree): Moved.
4862 (iv_stack_entry_is_constant): New.
4863 (iv_stack_entry_is_iv): New.
4864 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
4865 (loop_iv_stack_insert_constant): New.
4866 (loop_iv_stack_pop): Use new datatpype.
4867 (loop_iv_stack_get_iv): Same.
4868 (loop_iv_stack_get_iv_from_name): Same.
4869 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
4870 (loop_iv_stack_patch_for_consts): New.
4871 (loop_iv_stack_remove_constants): New.
4872 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
4873 (translate_clast): Call loop_iv_stack_patch_for_consts and
4874 loop_iv_stack_remove_constants.
4875 (gloog): Use new datatype. Redirect construction edge to end
4876 block to avoid accidental deletion.
4877 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
4879 (union iv_stack_entry_data): New. Data in iv stack entry.
4880 (struct iv_stack_entry): New. Datatype for iv stack entries.
4882 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4884 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4885 operand type when copying the operand to a variable of different type.
4887 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4889 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4890 with the IV name after increment.
4892 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4894 * Merge from mainline (r140164:140838).
4896 2008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4898 * graphite-data-ref.c: New.
4899 * graphite.c (print_scop): Also dump the dependence graph.
4900 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
4901 (new_scop): Initialize SCOP_DEP_GRAPH.
4902 (build_scop_dynamic_schedules): New.
4903 (build_access_matrix_with_af): Fixed column numbering.
4904 (graphite_transform_loops): Call build_scop_dynamic_schedules.
4905 * graphite.h: Add ifndef/define guards against multiple inclusion.
4906 (struct scop): Add dep_graph field.
4907 (SCOP_DEP_GRAPH): Defined.
4908 (ref_nb_loops): Fixed and moved to other position.
4909 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
4910 (nb_loops_around_loop_in_scop): New.
4911 (graphite_dump_dependence_graph): Declared.
4912 (graphite_build_rdg_all_levels): Declared.
4913 (graphite_test_dependence): Declared.
4914 * Makefile.in (graphite-data-ref.o): New target.
4916 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4918 * Merge from mainline (139870:140164).
4920 2008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4922 * Merge from mainline (138275:139870).
4923 * gcc.dg/graphite/scop-matmult.c: XFailed as one of
4924 the commits from trunk broke the niter detection.
4926 2008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4928 * graphite.c: Add more documentation. Fix formatting.
4929 (debug_loop_vec, debug_oldivs, loop_iv_stack,
4930 loop_iv_stack_debug): Moved...
4931 (schedule_to_scattering): Move before use.
4932 (dot_all_scops): Include in "#if 0" the code for system
4935 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
4936 loop_iv_stack_debug): ...here.
4938 2008-08-29 Jan Sjodin <jan.sjodin@amd.com>
4940 * tree-phinodes.c (make_phi_node): Extern.
4941 (add_phi_node_to_bb): New.
4942 (create_phi_node): Call add_phi_node_to_bb.
4943 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4944 (remove_statement): Handle case where stored phi was updated
4945 and is no longer the same.
4946 * graphite.c (is_parameter): New.
4948 (expand_scalar_variables_expr): New.
4949 (expand_scalar_variables_stmt): New.
4950 (expand_scalar_variables): New.
4951 (move_phi_nodes): Create new phi instead of moving old one.
4952 (translate_clast): Call expand_scalar_variables.
4953 (find_vdef_for_var_in_bb): Also scan regular definitions.
4954 (skip_phi_defs): New.
4955 (collect_scop_exit_phi_args): New.
4956 (patch_scop_exit_phi_args): New.
4957 (gloog): Patch phis after scop.
4958 * tree-flow.h: (add_phi_node_to_bb): Declared.
4959 (make_phi_node): Declared.
4961 2008-08-26 Sebastian Pop <sebastian.pop@amd.com>
4963 * graphite.c (end_scop): Split the entry of the scop when it
4964 is the header of the loop in which the scop is ending.
4965 (build_scops_1, limit_scops): Update uses of end_scop.
4967 2008-08-26 Sebastian Pop <sebastian.pop@amd.com>
4969 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
4970 SCOP_ENTRY or SCOP_EXIT.
4972 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4974 * graphite.c (get_construction_edge): Removed.
4975 (gloog): Construction edge is the scop entry edge.
4977 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4979 * graphite.c (can_generate_for_scop): Removed.
4980 (gloog): Do not call it.
4982 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4984 * graphite.c (new_scop): Entry of a scop is an edge.
4985 Initialize SESE region.
4986 (free_scop): Free SESE region.
4987 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
4988 (split_difficult_bb): New, split from end_scop.
4989 (end_scop): Exit of a scop is an edge.
4990 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
4991 not automatically updated and thus is always wrong.
4992 * graphite.h (struct sese): New.
4995 (struct scop): New field for a SESE region. Remove entry, exit.
4996 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
4997 semantics as before. Moved comment around.
4999 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5000 Sebastian Pop <sebastian.pop@amd.com>
5002 * graphite.c (graphite_transform_loops): Always enable gloog
5003 and find_transform when ENABLE_CHECKING.
5005 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5007 * graphite.c (graphite_transform_loops): Move pretty printer
5008 of SCOPs before doing any transform. Remove call to print_scops
5009 and dot_all_scops_1.
5011 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5013 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
5014 (print_graphite_bb): Same.
5016 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5018 * graphite.c (dot_all_scops_1): Cleanup.
5019 (move_scops): Fix comment.
5021 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5023 * graphite.c (build_scop_bbs): Revert commit 139355:
5025 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5026 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5028 * graphite.c (build_scop_bbs): Factor up code.
5030 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5032 * graphite.c (gloog): Update dominator info.
5034 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5036 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
5038 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5040 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
5042 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
5043 (translate_clast): Correct formatting.
5044 * graphite.h (struct num_map): Removed.
5045 (struct graphite_bb): Remove num_map field.
5046 (GBB_INDEX_TO_NUM_MAP): Removed.
5048 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5050 * graphite.c (build_access_matrix_with_af): Fix comments.
5051 (build_scop_data_accesses): Same.
5053 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5055 * graphite.c (build_scop_data_accesses): Don't construct
5056 access matrices. Add a FIXME and an assert condition that
5057 should pass when the access matrices will be needed.
5059 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5061 * tree-data-ref.c (stmt_simple_memref_p): Don't call
5063 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
5064 Moved close by free_graphite_bb.
5065 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
5066 (new_scop): Move close by free_scop.
5067 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
5069 2008-08-22 Jan Sjodin <jan.sjodin@amd.com>
5071 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
5072 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
5073 instead of recursive call.
5074 (graphite_translate_clast_equation): New.
5075 (graphite_create_guard_cond_expr): New.
5076 (graphite_create_new_guard): New.
5077 (get_stack_index_from_iv): Removed.
5078 (graphite_rename_ivs_stmt): Use gbb_loop_index.
5079 (get_true_edge_from_guard_bb): New.
5080 (translate_clast): Handle stmt_guard in clast.
5081 (get_construction_edge): Allow construction edge detection for
5082 a scope entry with multiple predecessors if one predecessor is
5083 the immediate dominator of scope entry.
5084 (can_generate_code_stmt): Enable code generation for clast_guard.
5085 (gloog): Use correct context loop. Removed check for post dominators.
5086 * cfgloop.h (create_empty_if_region_on_edge): Declared.
5088 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5090 * graphite.c (remove_dead_loops): Document better which
5093 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5095 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
5097 (graphite.o): Also depends on pointer-set.h.
5099 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5101 * graphite.c (scop_record_loop): Fix compile warning.
5103 2008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
5104 Sebastian Pop <sebastian.pop@amd.com>
5106 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
5108 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5110 * graphite.c (build_graphite_bb): Initialize bb->aux to
5111 point to the graphite_bb_p.
5112 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
5114 (add_bb_domains): Does not use the scop parameter.
5115 (graphite_transform_loops): Clean bb->aux at the end.
5117 2008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5118 Sebastian Pop <sebastian.pop@amd.com>
5120 * lib/target-supports.exp
5121 (check_effective_target_fgraphite): New.
5123 * gcc.dg/graphite/graphite.exp: Early exit when
5124 check_effective_target_fgraphite returns false.
5125 Set dg-do-what-default to compile.
5126 (scan-graphite-dump-times): Removed.
5127 * gfortran.dg/graphite/graphite.exp: Same.
5129 * gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
5130 Use scan-tree-dump-times instead of scan-graphite-dump-times.
5131 * gcc.dg/graphite/scop-1.c: Same.
5132 * gcc.dg/graphite/scop-2.c: Same.
5133 * gcc.dg/graphite/scop-3.c: Same.
5134 * gcc.dg/graphite/scop-4.c: Same.
5135 * gcc.dg/graphite/scop-5.c: Same.
5136 * gcc.dg/graphite/scop-6.c: Same.
5137 * gcc.dg/graphite/scop-7.c: Same.
5138 * gcc.dg/graphite/scop-8.c: Same.
5139 * gcc.dg/graphite/scop-9.c: Same.
5140 * gcc.dg/graphite/scop-10.c: Same.
5141 * gcc.dg/graphite/scop-11.c: Same.
5142 * gcc.dg/graphite/scop-12.c: Same.
5143 * gcc.dg/graphite/scop-13.c: Same.
5144 * gcc.dg/graphite/scop-matmult.c: Same.
5145 * gcc.dg/graphite/scop-14.c: Same.
5146 * gcc.dg/graphite/scop-15.c: Same.
5147 * gcc.dg/graphite/block-0.c: Same.
5148 * gcc.dg/graphite/scop-16.c: Same.
5149 * gcc.dg/graphite/block-1.c: Same.
5150 * gcc.dg/graphite/scop-17.c: Same.
5151 * gcc.dg/graphite/scop-18.c: Same.
5152 * gfortran.dg/graphite/block-1.f90: Same.
5153 * gfortran.dg/graphite/scop-1.f: Same.
5154 * gfortran.dg/graphite/block-2.f: Same.
5156 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5158 * graphite.c: Fix some XXX comments.
5159 (build_scop_dynamic_schedules): Removed.
5161 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5163 * graphite.h (scop_max_loop_depth): Moved...
5164 * graphite.c (scop_max_loop_depth): ...here.
5165 (remove_all_edges_1): New.
5166 (remove_all_edges): Factored code.
5167 (remove_cond_exprs): Check only the last statement for
5168 a GIMPLE_COND expression.
5170 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5172 * graphite.c (scan_tree_for_params): Early return when the
5173 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
5174 (find_scop_parameters): Factor out code.
5175 (graphite_trans_bb_strip_mine): Remove dead code.
5177 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5179 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
5180 graphite_trans_bb_move_loop): Factor asserts.
5181 (gloog): Perform sanity checks only for ENABLE_CHECKING.
5182 Do not call calculate_dominance_info and estimate_bb_frequencies.
5184 2008-08-20 Jan Sjodin <jan.sjodin@amd.com>
5186 * graphite.c (create_loops_mapping, free_loops_mapping,
5187 create_loops_mapping_num, debug_loop_mapping_1,
5188 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
5189 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
5190 graphite_loops_mapping_add_child_num,
5191 graphite_loops_mapping_insert_child,
5192 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
5193 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
5194 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
5195 create_num_from_index, get_num_from_index,
5196 swap_loop_mapped_depth): Removed.
5197 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
5198 (free_scop): Do not call free_loops_mapping.
5199 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
5200 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
5201 get_loop_mapped_depth.
5202 (graphite_trans_bb_move_loop): Do not update the loop mapping.
5203 (graphite_trans_bb_strip_mine): Same.
5204 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
5205 (struct scop): Remove field loops_mapping.
5207 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5208 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5210 * graphite.c (scop_record_loop): Factor out one level of the
5211 condition by early return.
5212 (build_scop_loop_nests): Format following FSF coding style.
5213 (build_scop_dynamic_schedules): Factor out code.
5214 (scopdet_bb_info): Reindent. Default case should not be reachable.
5216 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5217 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5219 * graphite.c (loop_affine_expr): Check for DECL_P or struct
5220 assignments that are not handled as simple operands for now.
5222 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5223 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5225 * graphite.c (build_scop_bbs): Factor up code.
5227 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5228 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5230 * graphite.c (stmt_simple_for_scop_p): Factor code out
5232 (enum gbb_type): New. Group all the GBB_* types under it.
5233 (is_loop_exit): Moved...
5234 (end_scop): Enable BB spliting.
5235 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
5236 * cfgloop.h (is_loop_exit): Declared.
5238 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5240 * doc/invoke.texi: Remove strides from examples containing
5241 DO loops when the strides are equal to 1.
5243 2008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
5244 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5246 * graphite.c (graphite_trans_scop_block): Or the result with
5247 the result from graphite_trans_loop_block.
5248 * gcc.dg/graphite/block-1.c: New.
5249 * gfortran.dg/graphite/block-1.f90: New.
5250 * gfortran.dg/graphite/block-2.f: New.
5252 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5254 * graphite.c (graphite_transform_loops): Call cloog_initialize
5257 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5259 * tree-data-ref.c) (stmt_simple_memref_p): New.
5260 * tree-data-ref.h (stmt_simple_memref_p): Declared.
5261 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
5262 (is_simple_operand): Call stmt_simple_memref_p.
5264 * gcc.dg/graphite/scop-matmult.c: Updated for not
5265 using pointer arithmetic, as this is optimized by PRE and
5266 makes the code too difficult to analyze.
5268 * gcc.dg/graphite/scop-18.c: Same.
5270 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5272 * gdbinit.in (pgg): New.
5274 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5276 * graphite.c (graphite_trans_loop_block): Fix warning.
5278 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5280 * graphite.c (graphite_trans_loop_block): Fix my merge error.
5282 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5284 * graphite.c (graphite_trans_bb_block): Remove check for
5285 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
5286 Check if loop blocking is profitable for every loop, before applying
5288 (graphite_apply_transformations): Call graphite_trans_bb_block only,
5289 if flag_loop_block is set.
5291 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5293 * graphite.c: Add some more documentation for the loop
5296 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5298 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
5299 * graphite.c: Format on less than 80 columns.
5302 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5304 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
5306 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5308 * doc/invoke.texi (floop-block, floop-strip-mine,
5309 floop-interchange): Update documentation with examples.
5311 2008-08-13 Sebastian Pop <sebastian.pop@amd.com>
5313 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
5315 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
5317 2008-08-13 Sebastian Pop <sebastian.pop@amd.com>
5319 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
5320 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
5321 * tree-scalar-evolution.c: Revert useless changes.
5322 * tree-phinodes.c: Same.
5325 * tree-vectorizer.h: Same.
5326 * tree-flow.h: Same.
5328 * common.opt (fgraphite): Update documentation.
5330 2008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
5332 * doc/invoke.texi (-floop-block, -floop-strip-mine,
5333 -floop-interchange): Add more text for explaining what each of these
5335 * tree-into-ssa.c (gimple_vec): Moved to...
5336 * graphite.c: Include gimple.h.
5337 (gimple_vec): Moved to...
5338 (del_loop_to_cloog_loop): Removed.
5339 (loop_affine_expr): Do not call create_data_ref when the
5340 operand is a constant.
5341 (new_scop): Use free instead of del_loop_to_cloog_loop.
5342 * Makefile.in (graphite.o): Depend on GIMPLE_H.
5343 * gimple.h (gimple_vec): ... here.
5345 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5347 * graphite.c (scopdet_bb_info): Only allow loops with known number of
5349 (build_loop_iteration_domains): Fail, if latch executions unknown.
5351 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5353 * graphite.c (add_conditions_to_domain): New.
5354 (build_scop_conditions_1): Call add_conditions_to_domain.
5355 (set_cloog_options): Allow to disable optimizations.
5357 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5359 * graphite.c (find_params_in_bb): Look for parameters in conditions.
5360 Do not use walk_dominator_tree.
5361 (find_scop_parameters): Do not use walk_dominator_tree.
5363 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5365 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
5366 (idx_record_params): Adapt.
5367 * graphite.h (scop_gimple_loop_depth): New.
5369 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5371 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
5372 (scan_tree_for_params): Remove value_init.
5373 (build_scop_context): Remove value_init.
5374 (build_loop_iteration_domains): Remove value_init.
5375 (schedule_to_scattering): Remove value_init.
5376 (graphite_trans_bb_strip_mine): Remove value_init.
5378 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5380 * gcc/graphite.c (limit_scops): New.
5381 (graphite_transform_loops): Add limit SCoPs.
5382 * gcc.dg/graphite/scop-0.c: Update number of SCoPs.
5383 * gcc.dg/graphite/scop-1.c: Update number of SCoPs.
5384 * gcc.dg/graphite/scop-10.c: Update number of SCoPs.
5385 * gcc.dg/graphite/scop-11.c: Update number of SCoPs.
5386 * gcc.dg/graphite/scop-12.c: Update number of SCoPs.
5387 * gcc.dg/graphite/scop-13.c: Update number of SCoPs.
5388 * gcc.dg/graphite/scop-14.c: Update number of SCoPs.
5389 * gcc.dg/graphite/scop-15.c: Update number of SCoPs.
5390 * gcc.dg/graphite/scop-16.c: Update number of SCoPs.
5391 Change loop numbers.
5392 * gcc.dg/graphite/scop-17.c: Update number of SCoPs.
5393 Change loop numbers.
5394 * gcc.dg/graphite/scop-18.c: Update number of SCoPs.
5395 * gcc.dg/graphite/scop-2.c: Update number of SCoPs.
5396 * gcc.dg/graphite/scop-3.c: Update number of SCoPs.
5397 * gcc.dg/graphite/scop-4.c: Update number of SCoPs.
5398 * gcc.dg/graphite/scop-5.c: Update number of SCoPs.
5399 * gcc.dg/graphite/scop-6.c: Update number of SCoPs.
5400 * gcc.dg/graphite/scop-7.c: Update number of SCoPs.
5401 * gcc.dg/graphite/scop-8.c: Update number of SCoPs.
5402 * gcc.dg/graphite/scop-9.c: Update number of SCoPs.
5403 * gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
5405 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5407 * graphite.c (graphite_transform_loops): Call always find_transform.
5409 2008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
5411 * graphite.c (free_loops_mapping): New.
5412 (stmt_simple_for_scop_p): Fix typo.
5413 (stmt_simple_for_scop_p): Fix tuples functions, that
5415 (free_graphite_bb): Fix some memleaks.
5416 (free_scop): Fix some memleaks.
5417 (scopdet_bb_info): Do not forget some tmp SCoPs.
5418 (find_params_in_bb): Fix some memleaks.
5419 (clast_to_gcc_expression): Fix warning.
5421 2008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
5423 * gcc.dg/graphite/scop-16.c: Fix for 32bit.
5424 * gcc.dg/graphite/scop-17.c: Fix for 32bit.
5426 2008-08-04 Sebastian Pop <sebastian.pop@amd.com>
5428 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
5429 Move code ifdef-ed HAVE_cloog...
5430 * graphite.c: Include toplev.h.
5432 * Makefile.in (OBJS-common): Always build graphite.o.
5433 (BACKEND): Remove @GRAPHITE@.
5434 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
5435 (graphite.o): Depend on TOPLEV_H.
5437 2008-08-04 Sebastian Pop <sebastian.pop@amd.com>
5439 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
5440 Remove typo left from polylib to ppl conversion.
5441 * graphite.c (graphite_transforms): Use sorry instead of fatal.
5443 2008-08-03 Sebastian Pop <sebastian.pop@amd.com>
5445 * toplev.c (process_options): Move the graphite loop optimization
5447 * tree-ssa-loop.c (graphite_transforms): ... here.
5448 When not configured with CLooG, print to dump_file that
5449 Graphite transforms were not performed.
5450 * gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
5452 * gcc.dg/graphite/*.c: Updated all testcases to use
5453 scan-graphite-dump-times.
5455 2008-08-03 Sebastian Pop <sebastian.pop@amd.com>
5457 * graphite.c (dot_scop, dot_all_scops): Do not call system.
5458 Do not open /tmp/scop.dot and /tmp/allscops.dot.
5460 2008-08-02 Sebastian Pop <sebastian.pop@amd.com>
5461 Jan Sjodin <jan.sjodin@amd.com>
5463 * configure: Regenerated.
5464 * omp-low.c (expand_omp_sections): Remove now unused code.
5465 * config.in (HAVE_polylib): Removed.
5466 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
5467 (PPLLIBS, PPLINC): Added.
5468 * graphite.c: Replace unsigned with int wherever possible.
5469 Don't access Cloog's data structures, but use accessor functions.
5470 Clast's stmt->type is now implemented as a vtable: change the
5471 switches of stmt->type into ifs.
5472 (polylib/polylibgmp.h): Don't include.
5473 (initialize_dependence_polyhedron,
5474 initialize_data_dependence_polyhedron, is_empty_polyhedron,
5475 statement_precedes_p, test_dependence, build_rdg_all_levels,
5476 dump_dependence_graph): Removed until this code is cleaned up
5478 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
5479 (POLYLIBINC): Renamed PPLINC.
5481 2008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
5482 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5483 Jan Sjodin <jan.sjodin@amd.com>
5485 Finish the merge and tuplification of graphite.
5487 2008-07-24 Sebastian Pop <sebastian.pop@amd.com>
5488 Jan Sjodin <jan.sjodin@amd.com>
5490 Partial merge from mainline (138072:138275).
5491 * graphite.c still has to be tuplified.
5493 2008-07-29 Jan Sjodin <jan.sjodin@amd.com>
5495 * graphite.c (graphite_loops_mapping_max_loop_num): New.
5496 (create_num_from_index): New.
5497 (get_num_from_index): Also pass in the graphite BB.
5498 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
5499 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
5500 (graphite_trans_bb_strip_mine): Call create_num_from_index.
5501 (is_interchange_valid): Return false when failing.
5502 * graphite.h (struct num_map): New.
5503 (struct graphite_bb): New field num_map.
5504 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
5506 2008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
5508 * graphite.c (dump_gbb_conditions): Print also conditions like
5509 "if (a)". Remove dublicated code and use print_generic_expr ().
5510 (stmt_simple_for_scop_p): Only allow conditions we can handle
5513 2008-07-25 Jan Sjodin <jan.sjodin@amd.com>
5515 * graphite.h (struct scop): Removed new_ivs field.
5516 (SCOP_NEWIVS): Deleted.
5517 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
5518 clast_to_gcc_expression, graphite_create_new_loop):
5519 Removed use of new_ivs.
5521 2008-07-25 Jan Sjodin <jan.sjodin@amd.com>
5523 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
5524 create_loops_mapping_num, debug_loop_mapping_1): New.
5525 (debug_loop_mapping): Call debug_loop_mapping_1.
5526 (get_loop_mapping_for_num,
5527 graphite_loops_mapping_add_child,
5528 graphite_loops_mapping_add_child_num,
5529 graphite_loops_mapping_insert_child,
5530 graphite_loops_mapping_parent,
5531 split_loop_mapped_depth_for_num,
5532 loop_mapped_depth_split_loop): New.
5533 (increment_loop_mapped_depths): Removed.
5534 (swap_loop_mapped_depth_for_num): Reimplemented.
5535 (new_scop): Call create_loops_mapping.
5536 (scop_record_loop): Call graphite_loops_mapping_insert_child.
5537 (translate_clast): Pass the old loop father in parameter, and pass
5538 it to get_old_iv_from_ssa_name.
5539 (remove_edges_around_useless_blocks, can_generate_code_stmt,
5540 can_generate_code, can_generate_for_scop): New.
5541 (graphite_trans_bb_block): Returns false when it fails to transform.
5542 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
5544 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5546 Reverted all the changes related to the streamization and
5548 These changes are now tracked in the streamization branch.
5550 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5551 Jan Sjodin <jan.sjodin@amd.com>
5553 * graphite.c (gbb_compare): Correctly constify.
5554 (gbb_can_be_ignored): Indent.
5555 (graphite_trans_scop_swap_1and2): Add legality check.
5558 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5560 Remove fallouts from "Reverted the Condate changes".
5561 * tree.h: Remove unused decl.
5562 * gcc.dg/tree-checker: Same.
5563 * timevar.def: Remove counter.
5565 2008-07-24 Sebastian Pop <sebastian.pop@amd.com>
5567 * Merge from mainline (135673:138072).
5569 Reverted the MIRO changes (from 2008-04-05) that are now
5570 tracked in the miro branch.
5571 * tree-bounds.c: Removed.
5572 * tree-bounds.h: Removed.
5574 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
5575 are now tracked in the condate branch.
5576 * tree-check.c: Removed.
5577 * tree-match.c: Removed.
5578 * condate.y: Removed.
5580 2008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5582 * common.opt: New user flag -floop-block, -floop-strip-mine
5583 and -floop-interchange.
5584 * toplev.c (process_options): Enable -fgraphite pass if any one of the
5585 graphite loop optimization flags is turned on.
5586 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
5587 flag_loop_strip_mine and flag_loop_interchange checks before
5589 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
5590 -floop-strip-mine and -floop-interchange.
5591 * gcc.dg/graphite/block-0.c: Add -floop-block and remove
5593 * gcc.dg/graphite/scop-16.c: Ditto.
5594 * gcc.dg/graphite/scop-17.c: Ditto.
5595 * gcc.dg/graphite/scop-18.c: Ditto.
5597 2008-07-23 Jan Sjodin <jan.sjodin@amd.com>
5598 Sebastian Pop <sebastian.pop@amd.com>
5600 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
5601 (create_empty_loop_on_edge): More fixes.
5602 * tree-phinodes.c (resize_phi_node): Extern.
5603 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
5604 * cfghooks.c (update_dominator_information): New split from
5606 * tree-vectorizer.c (rename_variables_in_bb): Extern.
5607 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
5608 successor of the function entry block.
5610 * graphite.c: Include pointer-set.h.
5611 (debug_loop_mapping, increment_loop_mapped_depths,
5612 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
5613 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
5614 swap_loop_mapped_depth_for_num, get_num_from_index,
5615 swap_loop_mapped_depth, loop_iv_stack_debug,
5616 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
5617 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
5618 get_old_iv_from_ssa_name): New.
5619 (new_scop): Initialize SCOP_LOOPS_MAPPING.
5620 (free_scop): Free SCOP_LOOPS_MAPPING.
5621 (scop_record_loop): Record old ivs.
5622 (create_var_name): Removed.
5623 (initialize_cloog_names): Allocate double space in case strip mine
5624 applies to all loops once.
5625 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
5626 (clast_to_gcc_expression): Same. Implement more clast to gimple
5628 (graphite_create_new_loop): Pass in ivstack.
5629 (remove_all_edges): Pass in the construction_edge.
5630 (graphite_remove_iv): Removed.
5631 (graphite_rename_ivs, graphite_rename_ivs_stmt,
5632 remove_cond_exprs): Rewritten.
5633 (move_phi_nodes): New.
5634 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
5635 (translate_clast): Pass in ivstack. Rewrite some cases.
5636 (set_cloog_options, debug_clast_stmt): New.
5637 (find_transform): Use set_cloog_options.
5638 (outermost_loop_layer): Removed.
5639 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
5640 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
5641 mark_old_loops, remove_dead_loops): New.
5643 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
5644 (const_column_index, get_first_matching_sign_row_index,
5645 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
5646 get_upper_bound): New.
5647 (graphite_trans_bb_strip_mine): Also update the iv map.
5649 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
5650 (struct name_tree): Add a loop field.
5651 (struct scop): Add a graphite_loops_mapping field.
5652 (SCOP_LOOPS_MAPPING): New.
5653 (debug_clast_stmt): Declare.
5654 * lambda.h (find_induction_var_from_exit_cond): Declare.
5655 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
5656 * cfgloop.h (update_dominators_in_loop): Removed declaration.
5657 (create_empty_loop_on_edge): Updated.
5658 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
5659 rename_variables_in_bb): Declare.
5660 * tree-cfg.c (remove_bb): Extern.
5662 * gcc.dg/graphite/block-0.c: New.
5664 2008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5665 Sebastian Pop <sebastian.pop@amd.com>
5667 * graphite.c (strip_mine_profitable_p): New.
5668 (graphite_trans_bb_block): Disable strip mining if not profitable.
5670 * gcc.dg/graphite/scop-18.c: New.
5671 * gcc.dg/graphite/scop-17.c: Fixed.
5672 * gcc.dg/graphite/scop-16.c: Fixed.
5674 2008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
5675 Jan Sjodin <jan.sjodin@amd.com>
5676 Sebastian Pop <sebastian.pop@amd.com>
5678 * graphite.c (is_interchange_valid): New.
5679 (graphite_trans_bb_block): Check loop nest of basic block for legality
5682 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
5683 outer_most_loop, gbb_outer_most_loop_index): New.
5685 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
5686 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
5687 * gcc.dg/graphite/scop-16.c: New.
5688 * gcc.dg/graphite/scop-17.c: New.
5690 2008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
5692 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
5693 (graphite_trans_scop_block): Ignore SCoPs without bbs.
5695 2008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
5697 * graphite.c (new_scop): Initialize SCOP_EXIT.
5698 (scopdet_info): Add.
5699 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
5700 (build_scops_1): Cleanup, bugfixes.
5701 (build_scops): Cleanup.
5703 * gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
5704 * gcc.dg/graphite/scop-15.c: Add SCoP numbers.
5706 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5708 * gfortran.dg/graphite/scop-1.f: Update to reduced test case.
5710 * gfortran.dg/graphite/graphite.exp: Use
5711 DEFAULT_GRAPHITE_FLAGS.
5713 * gcc.dg/graphite/scop-15.c: Update to reduced test case.
5715 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5717 * graphite.c (scan_tree_for_params): Do not assert any more if
5718 MULT_EXPR parameter is negative.
5720 * gfortran.dg/graphite/scop-1.f: New.
5722 * gfortran.dg/graphite/graphite.exp: New.
5724 * gcc.dg/graphite/scop-15.c: New.
5726 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5728 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
5730 2008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5732 * graphite.c (graphite_trans_bb_swap_loops): Rename from
5733 graphite_swap_loops.
5734 (graphite_trans_bb_move_loop): New.
5735 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
5736 (graphite_trans_bb_block): New.
5737 (graphite_trans_loop_block): New.
5738 (graphite_trans_scop_swap_1and2): Rename from
5739 graphite_trans_swap_1and2.
5740 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
5741 (graphite_trans_scop_block): New.
5742 (graphite_apply_transformations): Rename from
5743 graphite_transformations.
5745 * gcc.dg/graphite/scop-matmult.c: New.
5747 2008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5749 * graphite.c (gbb_compare): New.
5750 (graphite_sort_gbbs): New.
5751 (gbb_can_be_ignored): New.
5752 (scop_remove_ignoreable_gbbs): New.
5753 (graphite_transformations): Cleanup and add
5754 scop_remove_ignoreable_gbbs.
5755 * lambda.h (lambda_vector_compare): New.
5757 2008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
5759 * graphite.c (print_graphite_bb): Correct printing of static schedule.
5760 (graphite_swap_loops): int -> unsigned
5761 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
5762 (graphite_transformations): New.
5763 (graphite_transform_loops): Move to graphite_transformations.
5764 * graphite.h (gbb_nb_loops): Return unsigned.
5766 2008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
5768 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
5769 the domain matrix. This makes scop-0.c work again.
5771 2008-06-20 Richard Guenther <rguenther@suse.de>
5773 * graphite.h: Adjust copyright to GPLv3.
5774 * graphite.c: Likewise.
5775 (stmt_simple_memref_for_scop_p): Split out from ...
5776 (stmt_simple_for_scop_p): ... here. Fix handling of calls
5778 (get_bb_type): Optimize.
5780 (is_bb_addable): Fix memleak, replace is_pred call with
5782 (build_scops): Use current_loops.
5783 (param_index): Fix memleak.
5785 2008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5787 * graphite.c: Fix formatting.
5789 2008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5791 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
5792 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
5793 (create_var_name, save_var_name): Newly defined functions.
5794 (initialize_cloog_names): Part of the code factored out to
5796 (clast_to_gcc_expression): Now handles the case of clast_red_sum
5797 in clast_reduction statement.
5798 (graphite_create_new_loop): Now takes a new parameter
5800 (translate_clast): Now also takes the context_loop and bb_exit
5801 parameters. Rewritten the code so that it creates a gimple code
5802 inside the given context.
5803 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
5804 remove_cond_expr, disconnect_cond_expr,
5805 disconnect_virtual_phi_nodes): Newly defined functions.
5806 * graphite.h (struct scop): added old_ivs vector.
5807 SCOP_OLDIVS: New macro.
5809 2008-06-19 Sebastian Pop <sebastian.pop@amd.com>
5811 * cfgloopmanip.c: Add missing function comments, fix formatting.
5813 2008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5815 * cfgloopmanip.c (update_dominators_in_loop): Defined.
5816 (create_empty_loop_on_edge): Defined.
5817 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
5819 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
5820 (update_dominators_in_loop): Declared as extern
5821 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
5823 2008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
5825 * graphite.c (print_graphite_bb): Allow changing number of loops
5827 (initialize_cloog_names): Allow changing number of loops.
5828 (build_cloog_prog): Simplify.
5829 (find_transform): Enable cloog option --strides.
5830 (graphite_swap_loops): New.
5831 (graphite_strip_mine_loop): New.
5832 (graphite_trans_swap_1and2): New.
5833 (graphite_trans_strip): New.
5834 (graphite_transform_loops): Add graphite_trans_strip.
5835 * graphite.h (scop_max_loop_depth): New.
5837 2008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5839 * graphite.c (build_scop_iteration_domain): Remove forgotten
5840 line. (Fixes compile)
5842 2008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5844 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
5845 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
5846 (build_bb_loops): New.
5847 (graphite_transform_loops): Add build_bb_loops.
5848 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
5850 * graphite.h (graphite_bb): Add loops.
5851 (gbb_nb_loops): New.
5852 (gbb_loop_at_index): New.
5853 (gbb_loop_index): New.
5854 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
5855 using nb_params_in_scop.
5857 2008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5859 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
5860 (build_scop_canonical_schedules): Build minimized schedule.
5861 (schedule_to_scattering): Adapt to minimized schedule.
5862 * graphite.h (graphite_bb): Add/Update descriptions.
5864 2008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
5865 Tobias Grosser <grosser@fim.uni-passau.de>
5867 * graphite.c (print_graphite_bb): Add condition printing.
5869 (dump_gbb_conditions): New.
5870 (build_scop_conditions_1): New.
5871 (build_scop_conditions): New.
5872 * graphite.h (graphite_bb): Add conditions.
5874 2008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5876 * graphite.c (print_graphite_bb):
5877 (free_graphite_bb): New.
5878 (free_scop): Free bbs.
5879 (get_bb_type): Free doms.
5880 (build_scop_context): Free context matrix.
5881 (build_loop_iteration_domains): Remove unused code.
5882 (build_cloog_prog): Free scattering function and blocklist.
5883 (find_transform): Free options.
5885 2008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
5887 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
5888 Remove unnecessery cloog data structures. Make a copy of the domain
5889 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
5890 unnecessary cloog data structures. Fix memory leaks. Remove insert
5891 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
5893 (build_scop_iteration_domain): Remove unnecessary cloog
5894 data structures. Fix memory leaks.
5895 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
5896 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
5898 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5900 * graphite.c (find_scop_params): Remove initialize_cloog_names.
5902 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5904 * graphite.c (end_scop): Style fix.
5905 (schedule_to_scattering): Style and comment fix.
5907 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5908 * graphite.c (print_graphite_bb): Fix definiton of
5909 schedule_to_scattering.
5910 (initialize_cloog_names): Change nb_scattdims to max loop
5912 (schedule_to_scattering): Take parameter for number of scattering
5914 (build_cloog_prog): Only build as much scattering dimensions as
5917 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5919 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
5920 in polyhedron/aermod.f90.
5922 2008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
5923 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
5924 Harsha Jagasia <harsha.jagasia@amd.com>
5926 * graphite.c (is_bb_addable): Fix segfault.
5928 2008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
5930 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
5931 with multiple exits and conditional handling in edge cases.
5932 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
5934 * gcc.dg/graphite/scop-14.c: New.
5936 2008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
5937 Adrien Eliche <aeliche@isty.uvsq.fr>
5939 * graphite.c (is_bb_addable): Add more comments and enhance
5940 readablity of the source code. Fix memory leak.
5941 (is_loop_exit): Fix memory leak.
5943 2008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5945 * graphite.c (first_loop_in_scop): Deleted.
5946 (setup_cloog_loop): Only walk the loop chain for inner loops.
5947 (build_scop_iteration_domain): Execute setup_cloog_loop for
5948 all loops in the first layer.
5950 2008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5952 * graphite.c (scan_tree_for_params): Change the way params are
5953 added to be indepenent of the number of loops.
5954 (setup_cloog_loop): Revert to short matrix format. Fix parameter
5956 (build_cloog_prog): Revert to short matrix format.
5958 2008-06-05 Sebastian Pop <sebastian.pop@amd.com>
5959 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
5961 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
5964 2008-06-05 Sebastian Pop <sebastian.pop@amd.com>
5966 * graphite.c (nb_data_refs_in_scop): New.
5967 (graphite_transform_loops): Print more stats: number of
5968 loops, basic blocks and data references per scop.
5970 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5971 Jan Sjodin <jan.sjodin@amd.com>
5973 * graphite.c (loop_affine_expr, idx_record_params,
5974 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
5975 instead of instantiate_parameters.
5977 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5979 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
5980 add support for parameters, add STATIC_SCHEDULE at the right places,
5983 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5985 * graphite.c (build_scop_loop_nests): Only add the loops, that
5986 are contained completely in the SCoP.
5987 (build_cloog_prog): Disable scattering, until schedule_to_scattering
5988 and the domains are fixed.
5989 (build_scop_canonical_schedules): Add support for bbs not contained
5992 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5994 * graphite.h (scop_contains_loop): Update comments to match
5995 the actual behavior.
5996 (scop_contains_loop): New.
5997 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
5999 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6001 * graphite.c (get_bb_type): On function body, i.e. loop_0,
6002 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
6005 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6006 Tobias Grosser <grosser@fim.uni-passau.de>
6008 * graphite.c (graphite_transform_loops): Early return when
6009 there are no loops in the function.
6011 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6012 Jan Sjodin <jan.sjodin@amd.com>
6014 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
6015 offset of the last loop.
6016 (setup_cloog_loop): Copy the entire outer constraint matrix.
6018 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6019 Jan Sjodin <jan.sjodin@amd.com>
6021 * graphite.c (stmt_in_scop_p, function_parameter_p,
6022 invariant_in_scop_p): Removed.
6023 (scan_tree_for_params): Can be used with no constraint
6024 matrix for gathering parameters.
6025 (idx_record_params): Don't use idx_record_param, instead use
6026 scan_tree_for_params.
6027 (find_scop_parameters): Same.
6028 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
6029 Fix the size of loop domains.
6030 (schedule_to_scattering): Exit when the outer loop is not in scop.
6031 (find_transform): Enable build_cloog_prog.
6033 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6034 Jan Sjodin <jan.sjodin@amd.com>
6036 * graphite.c (schedule_to_scattering): Make scattering domains
6037 uniformly of the same size, as required by CLooG 0.14.0 and before.
6039 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6040 Jan Sjodin <jan.sjodin@amd.com>
6042 * graphite.c (schedule_to_scattering): Rewrite, correct the
6043 translation of the scheduling function to scattering.
6044 (build_cloog_prog): Call schedule_to_scattering only once.
6045 * graphite.h (scop_loop_index): Do not fail for loops not
6046 in the scop: return -1.
6048 2008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
6050 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
6051 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
6052 (setup_cloog_loop): Export GBB_DOMAIN.
6053 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
6054 able to rebuild the original control flow.
6055 * graphite.h (graphite_bb): Add domain field and access macro.
6058 2008-05-30 Sebastian Pop <sebastian.pop@amd.com>
6060 * graphite.c (debug_gbb): New.
6061 (print_scop, build_graphite_bb): Use SCOP_BBS.
6062 (build_scop_bbs): Reimplemented.
6063 (dfs_bb_in_scop_p): Removed.
6064 (build_scop_loop_nests): Reorder loops inserted in
6065 SCOP_LOOP_NEST: outer loops should come first.
6066 (build_scop_canonical_schedules): Reinitialize at zero
6067 the components of the SCOP_STATIC_SCHEDULE for the loops
6068 that have already been parsed.
6070 * graphite.h (debug_gbb): Declared.
6072 2008-05-30 Sebastian Pop <sebastian.pop@amd.com>
6073 Jan Sjodin <jan.sjodin@amd.com>
6075 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
6076 (graphite_loop_to_gcc_loop): Removed.
6077 (remove_all_edges): New.
6078 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
6079 (gloog): Remove useless code.
6081 2008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
6083 * graphite.c (get_bb_type): Reworked. We distinguish between
6084 loops with one or multiple exits.
6085 (is_loop_exit): New.
6087 (is_bb_addable): Rework condition handling, now support for case
6088 case statements and loops with multiple exits.
6090 * gcc.dg/graphite/scop-11.c: New.
6091 * gcc.dg/graphite/scop-12.c: New.
6092 * gcc.dg/graphite/scop-13.c: New.
6094 2008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
6096 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
6097 we have too many colors.
6099 2008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
6101 * doc/invoke.texi (-ftree-loop-fusion): Document.
6102 * tree-pass.h (pass_loop_fusion): Declared.
6103 * tree-loop-fusion.c: New.
6104 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
6105 * tree-data-ref.c (find_data_references_in_loop): Make extern.
6106 * tree-data-ref.h (find_data_references_in_loop): Declared.
6107 * common.opt (ftree-loop-fusion): Declared.
6108 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
6110 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6112 * graphite.c (build_access_matrix): Fix typo from the merge.
6114 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
6116 * Merge from mainline (130800:135673).
6118 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6120 * graphite.c (end_scop): The exit of the scop is not part of the scop.
6121 Update dominators after splitting.
6123 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6125 * graphite.c (is_bb_addable): Return the harmful statement.
6126 Factor up some code.
6127 (end_scop): New. Splits end of scope bbs on a harmful statement.
6128 (build_scops_1): Call end_scop.
6130 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6132 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
6133 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
6134 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
6135 build_scops_1): Removed.
6136 (build_scops_2): Renamed build_scops_1.
6138 2008-05-06 Sebastian Pop <sebastian.pop@amd.com>
6140 * graphite.c: Fix formatting.
6142 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6144 * graphite.c (get_bb_type): New.
6146 (build_scops_2): New.
6147 (is_bb_addable): New.
6148 (build_scops): Switch the scop detection.
6149 (build_scop_bbs): Add entry bb to scop.
6150 * graphite.h (struct scop): Update comment.
6152 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6154 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
6157 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6159 * gcc.dg/graphite/scop-1.c: Update.
6160 * gcc.dg/graphite/scop-2.c: Update.
6161 * gcc.dg/graphite/scop-4.c: Update.
6162 * gcc.dg/graphite/scop-5.c: Add.
6163 * gcc.dg/graphite/scop-6.c: Add.
6165 2008-05-06 Sebastian Pop <sebastian.pop@amd.com>
6167 * gcc.dg/graphite/scop-0.c: Add.
6168 * gcc.dg/graphite/scop-7.c: Add.
6169 * gcc.dg/graphite/scop-8.c: Add.
6170 * gcc.dg/graphite/scop-9.c: Add.
6171 * gcc.dg/graphite/scop-10.c: Add.
6173 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6175 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
6176 Check affine expressions depending on the outermost loop
6178 (stmt_simple_for_scop_p): Same.
6179 (harmfule_stmt_in_scop): Same.
6181 2008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
6183 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
6184 mark entry and exit, that are not part of the SCoP and update HTML
6187 2008-04-25 Sebastian Pop <sebastian.pop@amd.com>
6189 * graphite.c (basic_block_simple_for_scop_p): Renamed
6191 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
6192 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
6193 (all_preds_visited_p, all_succs_visited_p,
6194 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
6195 scop_end_loop): New.
6196 (build_scops): Do not use dfs_enumerate_from.
6198 * gcc.dg/graphite/scop-{1,2,4}.c: Updated.
6200 2008-04-23 Sebastian Pop <sebastian.pop@amd.com>
6202 * graphite.c: Add comments to functions that are missing a
6204 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
6206 2008-04-23 Sebastian Pop <sebastian.pop@amd.com>
6208 * graphite.c (nb_params_in_scop): Moved...
6209 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
6210 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
6211 (clast_to_gcc_expression): Reduce column size to less than 80.
6212 (graphite_create_iv): Return the new name of the IV.
6213 (find_transform): Set options->esp and options->cpp.
6214 (gloog): Comment out the invalidation of the old loop code.
6215 (initialize_dependence_polyhedron): Replace scop_nb_params with
6218 * graphite.h (nb_params_in_scop): ... here.
6219 (scop_nb_params): Removed.
6220 (loop_domain_dim): Return something even when the loop was not
6221 found in the hash table: avoid ICEing on all the graphite.exp
6224 2008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6226 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
6228 * graphite.c (build_scop_dynamic_schedules): Schedule is built
6229 according to nesting level.
6230 (find_scop_parameters): Call instantiate_parameters.
6231 (scan_tree_for_params): Extend it to handle general affine bounds.
6232 Inner loop bound can depend on outer loop induction variable.
6233 (setup_cloog_loop): tmp variable is allocated on stack. Call
6234 instantiate_parameters with respect to outermost_loop_in_scop.
6235 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
6237 (create_empty_loop): Function loopify should be given edge
6238 probability, instead of edge frequency. Dominance relation from
6239 switch_bb to loop_header.
6240 (clast_to_gcc_expression): Added handling of clast_reduction node.
6241 (gloog): New functionality for removing old loop.
6242 (test_dependence): Factored out from build_rdg_all_levels.
6243 (build_rdg_all_levels): Dependence testing factored out to
6244 test_dependence function.
6246 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
6247 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
6250 2008-04-07 Sebastian Pop <sebastian.pop@amd.com>
6252 * graphite.c (free_scop, param_index, initialize_cloog_names,
6253 nb_params_in_scop): Use name_tree map instead of just a tree
6254 for keeping track of the variable name associated to that tree.
6255 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
6256 clast_to_gcc_expression, graphite_create_iv,
6257 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
6258 graphite_stmt_to_gcc_stmt): New.
6259 (gloog): Call these.
6260 * graphite.h (struct name_tree): New.
6261 (struct scop): Use name_tree instead of tree for params.
6262 Store a vector of name_tree for new_ivs.
6264 (scop_nb_params): Use name_tree instead of tree.
6266 2008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
6267 Sebastian Pop <sebastian.pop@amd.com>
6269 * tree-bounds.c: New.
6270 * tree-bounds.h: New.
6271 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
6272 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
6273 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
6277 * c-cppbuiltin.c: Same.
6281 * tree-outof-ssa.c: Same.
6283 * Makefile.in: Same.
6285 2008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
6286 Sebastian Pop <sebastian.pop@amd.com>
6288 * tree-loop-distribution.c (remaining_stmts,
6289 upstream_mem_writes): Removed static variables.
6290 (copy_loop_before, create_bb_after_loop,
6291 mark_nodes_having_upstream_mem_writes, free_rdg_components,
6292 rdg_build_components, rdg_build_partitions,
6293 dump_rdg_partitions): Extern.
6294 (generate_loops_for_partition, generate_code_for_partition): Do not
6296 (already_processed_vertex_p, predecessor_has_mem_write,
6297 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
6298 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
6299 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
6300 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
6301 Pass remaining_stmts and upstream_mem_writes as parameters.
6302 (rdg_component): Moved...
6303 (build_rdg_partition_for_component): Do not aggregate components when
6304 flag_streamize_loops is set.
6305 (gen_sequential_loops): New.
6306 (ldist_gen): Call gen_sequential_loops.
6308 * tree-pass.h (pass_loop_streamization): Declared.
6310 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
6311 basic blocks when loops structures exist.
6313 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
6315 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
6317 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6318 eliminate_local_variables_stmt, eliminate_local_variables,
6319 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6320 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6321 of code delimited by two edges in the CFG.
6322 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6323 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6324 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6325 the case of parallelisation of reductions.
6326 (create_loop_fn): Extern.
6327 (create_omp_parallel_region): New.
6329 * tree-data-ref.c (dump_data_dependence_relation): Don't call
6330 dump_data_reference for printing dra and drb.
6331 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
6333 (build_rdg): Don't call free_dependence_relations for the moment, as
6334 we attach dependence relations on each edge of the RDG.
6337 * tree-data-ref.h (rdg_component): ...here.
6338 (struct rdg_edge): New field ddr_p relation.
6339 (RDGE_RELATION): New.
6340 (create_bb_after_loop, copy_loop_before,
6341 mark_nodes_having_upstream_mem_writes, rdg_build_components,
6342 rdg_build_partitions, dump_rdg_partitions,
6343 free_rdg_components): Declared.
6345 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
6346 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
6348 * tree-loop-streamization.c: New.
6350 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
6351 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
6353 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
6355 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6357 * passes.c: Schedule pass_loop_streamization.
6359 2008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
6361 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
6364 2008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
6366 * graphite.c (dot_all_scops): Update formatting.
6367 Bbs can now be part of more than one SCoP.
6369 2008-03-04 Sebastian Pop <sebastian.pop@amd.com>
6371 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
6373 (loop_domain_dim): Check for unregistered toplev SCOP loop.
6374 * graphite.h (loop_to_cloog_loop): New.
6376 2008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6378 * graphite.c (loop_domain_dim, ref_nb_loops,
6379 loop_iteration_vector_dim): New.
6380 (build_access_matrix_with_af, build_access_matrix,
6381 initialize_dependence_polyhedron): Fixed for new matrix layout.
6382 No longer assume that all iteration domains are of the same
6385 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6387 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6388 defined in a loop at depth 0 is invariant.
6389 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6390 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6391 be called at loop depth 0.
6393 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
6395 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
6396 (down_open_scop): Removed.
6397 (loop_in_scop_p): Redefined.
6398 (scop_affine_expr): New argument: scop.
6399 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
6400 a harmful statement ending a scop.
6401 (basic_block_simple_for_scop_p): New argument: scop.
6402 (get_loop_start): Removed.
6403 (new_scop): Initialize SCOP_LOOPS.
6404 (free_scop): Free SCOP_LOOPS.
6405 (succs_at_same_depth, preds_at_same_depth): New.
6406 (end_scop): Test the validity of a scop.
6407 (add_dominators_to_open_scops): New.
6408 (test_for_scop_bound): Call add_dominators_to_open_scops.
6409 Add cases for opening and closing multiple scops.
6410 (build_scops, build_scop_bbs): Iterate over basic blocks in
6412 (build_graphite_bb): Pass scop directly.
6413 (dfs_bb_in_scop_p): New.
6414 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
6416 (nb_loops_around_gb): Use loop_in_scop_p.
6417 (schedule_to_scattering): Disabled for the moment the code computing
6418 the "textual order for outer loop".
6420 * graphite.h (struct scop): New field loops.
6422 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
6424 * gcc.dg/graphite/scop-{1,...,7}.c: Updated.
6426 2008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
6427 Sebastian Pop <sebastian.pop@amd.com>
6429 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
6430 * common.opt (fstreamize-loops): New.
6431 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
6432 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
6433 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
6434 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
6436 2008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6438 * tree-data-ref.c (build_empty_rdg): New.
6439 (build_rdg): Use it.
6440 * tree-data-ref.h (build_empty_rdg): Declared.
6441 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
6442 (find_vertex_for_stmt): Removed.
6443 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
6445 2008-02-21 Sebastian Pop <sebastian.pop@amd.com>
6447 * tree-loop-distribution.c (generate_builtin): After cancelling the
6448 loop tree, also delete basic blocks.
6449 (rdg_flag_uses): Stop recursion when a vertex has already been
6452 2008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6454 * graphite.c (build_scop_alpha): Removed.
6455 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
6456 and dump_dependence_graph to avoid compiler warnings.
6458 2008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6460 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
6461 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
6462 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
6463 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
6464 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
6465 (initialize_dependence_polyhedron, find_vertex_for_stmt,
6466 initialize_data_dependence_polyhedron, is_empty_polyhedron,
6467 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
6468 dump_dependence_graph): New.
6469 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
6471 (struct scop): New field loop2cloog_loop.
6472 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
6473 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
6475 2008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6477 * graphite.c (build_graphite_bb): Fix initialization
6478 of the graphite basic block.
6480 2008-02-05 Sebastian Pop <sebastian.pop@amd.com>
6482 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
6483 loop domain matrix. Pass in the number of loops contained in the
6485 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
6486 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
6487 loops that are not surrounding the current loop are not represented
6488 in the domain constraint matrix.
6489 (build_scop_iteration_domain): Initial domain constraint matrix
6490 contains only the eq/ineq, cst, and scop parameters columns.
6492 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6494 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
6495 (print_graphite_bb): Print scattering.
6497 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6499 * graphite.c (initialize_cloog_names): Initialize names of
6500 scattering variables.
6502 2009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6504 * graphite.c (dot_all_scops_1): Disable debug output while
6507 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6509 * graphite.c (find_transform): Change cloog output language to C.
6511 2008-01-27 Sebastian Pop <sebastian.pop@amd.com>
6513 * tree-loop-distribution.c (generate_memset_zero,
6514 generate_builtin, generate_code_for_partition,
6515 rdg_flag_all_uses): New.
6516 (rdg_flag_uses): Gather in the same partition the statements defining
6517 the VUSES of the current statement.
6518 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
6519 Gather in the same partition not only the stores to the same memory
6520 access, but also the reads.
6521 (ldist_generate_loops): Renamed ldist_gen.
6523 2008-01-24 Sebastian Pop <sebastian.pop@amd.com>
6524 Tobias Grosser <grosser@fmi.uni-passau.de>
6526 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
6527 next pointer, don't use the inner pointer.
6529 2008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
6531 * graphite.c (dot_all_scops, dot_all_scops_1): New.
6532 (find_transform): Call dot_all_1.
6533 * graphite.h (dot_all_scops): Declared.
6535 2007-12-14 Sebastian Pop <sebastian.pop@amd.com>
6537 * tree-loop-distribution.c: Fix apsi.f ICE.
6538 (create_bb_after_loop): New.
6539 (generate_loops_for_partition): Use it.
6540 * gfortran.dg/ldist-1.f90: New.
6542 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
6543 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
6545 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6547 * graphite.c (find_transform): Dump cloog program sent to cloog.
6549 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6551 * graphite.c (initialize_cloog_names): Initialize cloog
6554 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6556 * graphite.c (build_scop_context): Fix typo, for the matrix
6557 format: insert '0 >= 0' instead of '-1 >= 0'.
6559 2007-12-13 Sebastian Pop <sebastian.pop@amd.com>
6561 * Fix merge problems.
6563 2007-12-13 Sebastian Pop <sebastian.pop@amd.com>
6565 * graphite.c (setup_cloog_loop): Fix typo.
6567 2007-12-12 Sebastian Pop <sebastian.pop@amd.com>
6569 * doc/invoke.texi (-ftree-loop-distribution): Documented.
6570 * tree-loop-distribution.c: Reimplemented.
6571 * tree-pass.h (pass_loop_distribution): New.
6572 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
6574 * graphds.h (struct graph): New field indexes.
6575 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6577 * tree-vect-analyze.c: Remove declaration of static functions when not
6579 * tree-vectorizer.c: Same.
6580 (rename_variables_in_loop): Now extern.
6581 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
6582 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
6583 calling redirect_edge_and_branch_force.
6585 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6587 * tree-data-ref.c: Don't include tree-chrec.h.
6588 (debug_data_dependence_relations): New.
6589 (dump_data_dependence_relation): Call dump_data_reference on data refs
6591 (same_access_functions): Moved...
6592 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6593 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6594 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6595 struct rdg_vertex_info, ): New.
6596 (create_rdg_edge_for_ddr): Compute the dependence level before looking
6598 (create_rdg_vertices): Initialize the htab of graph->indexes.
6599 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
6600 (stmts_from_loop): Don't save LABEL_EXPR.
6601 (hash_stmt_vertex_info, eq_stmt_vertex_info,
6602 hash_stmt_vertex_del): New.
6603 (build_rdg): Initialize rdg->indexes.
6604 (free_rdg, stores_from_loop, ref_base_address,
6605 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6606 have_similar_memory_accesses_1, ref_base_address_1,
6607 remove_similar_memory_refs): New.
6609 * tree-data-ref.h: Include tree-chrec.h.
6610 (debug_data_dependence_relations): Declared.
6611 (same_access_functions): ...here. Now static inline.
6612 (ddr_is_anti_dependent, ddrs_have_anti_deps,
6613 ddr_dependence_level): New.
6614 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
6615 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
6616 RDG_MEM_READS_STMT): New.
6617 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6618 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6619 rdg_vertex_for_stmt): Declared.
6620 (struct rdg_edge): New field level.
6621 (RDGE_LEVEL, free_rdg): New.
6622 (stores_from_loop, remove_similar_memory_refs,
6623 rdg_defs_used_in_other_loops_p,
6624 have_similar_memory_accesses): Declared.
6625 (rdg_has_similar_memory_accesses): New.
6627 * lambda.h (dependence_level): New.
6628 * common.opt (ftree-loop-distribution): New.
6629 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
6630 (print_loop_ir): Renamed print_loops.
6631 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
6632 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
6633 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
6634 (tree-loop-distribution.o): Added.
6635 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6636 (mark_virtual_ops_in_bb): New.
6637 (print_loops_bb, debug_loop_num, debug_loop): New.
6638 * passes.c: Scheduled pass_loop_distribution.
6640 2007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6642 * graphite.c (scan_tree_for_params): Correct the number of columns
6644 (nb_flat_iterator): New.
6645 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
6646 (build_scop_iteration_domain): Correct the number of columns for
6649 2007-12-12 Sebastian Pop <sebastian.pop@amd.com>
6651 * Merge from mainline (129697:130800).
6653 2007-10-30 Sebastian Pop <sebastian.pop@amd.com>
6655 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
6656 dominated by SCoP's exit.
6657 (graphite_transform_loops): Compute post dominators.
6659 2007-10-28 Sebastian Pop <sebastian.pop@amd.com>
6661 * Merge from mainline (127169:129697).
6663 2007-10-28 Sebastian Pop <sebastian.pop@amd.com>
6665 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
6666 parameter for the basic block that contains the expression. Use
6667 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
6668 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
6670 * graphite.h (gbb_loop): New.
6671 (GBB_LOOP): Removed.
6673 2007-08-03 Sebastian Pop <sebpop@gmail.com>
6675 * Makefile.in: Fix merge problem.
6677 2007-08-03 Sebastian Pop <sebpop@gmail.com>
6679 * Merge from mainline (125309:127169).
6680 * tree-loop-distribution.c: Disabled.
6682 2007-06-05 Sebastian Pop <sebpop@gmail.com>
6684 * Merge from mainline (r123693:125309).
6686 2007-05-30 Sebastian Pop <sebpop@gmail.com>
6688 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
6690 (correct_modify_p, check_statements, number_of_lvalue_uses,
6691 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
6692 instead of MODIFY_EXPR.
6693 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
6696 2007-05-24 Sebastian Pop <sebpop@gmail.com>
6698 * tree-loop-distribution.c (struct rdg): Replace arrays by
6699 VECs for edges and vertices.
6700 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
6701 (RDGV_NB_PARTITIONS): New.
6702 (PRDG_NBV, PRDG_NBE): Removed.
6703 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
6704 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
6705 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
6707 2007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
6708 Sebastian Pop <sebpop@gmail.com>
6710 * doc/invoke.texi (-ftree-loop-distribution): Document.
6711 * tree-loop-distribution.c: New file.
6712 * tree-pass.h (pass_loop_distribution): Declared.
6713 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6714 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
6716 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
6717 (DDR_REVERSED_P): New.
6718 * common.opt (-ftree-loop-distribution): New.
6719 * tree-flow.h (distribute_loops): Declared.
6720 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
6721 * passes.c (init_optimization_passes): Schedule loop distribution.
6723 2007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
6725 * graphite.c (print_graphite_bb): Don't call dump_data_references.
6726 (print_scop): Don't print when scop is NULL.
6727 (build_scop_context, find_transform): Don't output to stderr.
6729 2007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
6731 * tree-data-ref.c: Don't include graphite.h.
6732 Comment out the code for printing data reference's scop.
6733 (build_access_matrix_with_af): Moved...
6734 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
6735 * graphite.c (build_access_matrix_with_af): ... here. Now static.
6736 (print_graphite_bb): Print basic block's schedule.
6737 (print_scop): Don't print the schedule, call cloog's pretty printer.
6738 (bb_in_scop_p): A basic block is in a scop only if it is both
6739 dominated and postdominated by the scop's entry and exit basic blocks.
6740 (function_parameter_p): New.
6741 (invariant_in_scop_p): Use function_parameter_p.
6742 (new_scop, save_scop): New.
6743 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
6745 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
6746 (loop_in_scop_p): New.
6747 (scop_record_loop): Use loop_in_scop_p.
6748 (build_scop_domain): Renamed build_scop_iteration_domain.
6749 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
6750 nb_params_in_scop, build_scop_context, first_loop_in_scop,
6751 setup_cloog_loop, dot_scop_1, dot_scop): New.
6752 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
6753 (struct scop): Add a pointer to cloog's representation of a program.
6755 2007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6757 * doc/invoke.texi (-ftree-check-verbose): Renamed
6758 -ftree-checks-verbose.
6759 * common.opt (flag_tree_check_verbose): Renamed
6760 flag_tree_checks_verbose.
6761 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
6763 2007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6765 * configure: Regenerated.
6766 * config.in: Regenerated.
6767 * tree-ssa-loop.c (graphite_transforms): Execute
6768 graphite_transform_loops only when HAVE_cloog.
6769 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
6770 * graphite.c: Include polylibgmp.h and cloog.h.
6771 (graphite_transform_loops): Removed loops parameter.
6772 * tree-flow.h (graphite_transform_loops): Update declaration.
6773 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
6774 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
6775 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
6776 (OBJS-common): Remove dependence on graphite.o.
6777 (BACKEND): Depend on @GRAPHITE@.
6779 2007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
6781 * doc/invoke.texi (-ftree-check-verbose): Documented.
6782 * gcc.dg/tree-checker/tree-checks-1.c: New.
6783 * gcc.dg/tree-checker/tree-checks-2.c: New.
6784 * gcc.dg/tree-checker/tree-checks-3.c: New.
6785 * gcc.dg/tree-checker/tree-checks-4.c: New.
6786 * gcc.dg/tree-checker/tree-checks.exp: New.
6787 * gcc.dg/tree-checker/condates.crp: New.
6788 * common.opt (ftree-checks-verbose): New.
6789 * tree-check.c (tree_check_warning): Move extra stderr output
6790 under control of flag_tree_check_verbose.
6792 2007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
6794 * tree-match.c: Fix comments formatting.
6795 * tree-match.h: Fix comments formatting.
6796 * tree-check.c: Fix comments formatting.
6797 (tree_check_init): Restructure.
6799 2007-04-12 Nic Volanschi <nic.volanschi@free.fr>
6801 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
6803 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6805 * Merge from mainline (r120733:123693).
6807 2007-03-20 Nic Volanschi <nic.volanschi@free.fr>
6809 * condate.y: New file.
6810 * tree-match.h (struct patt_info_s): New field sign.
6811 (struct condate_s): New field msg.
6812 (normalize_condate, name_condate, add_condate): New.
6813 (conds[], condate_parse): Made extern.
6814 * tree-check.c (tree_check_warning): First arg changed to cond;
6815 warning reformatted.
6816 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
6818 (tree_check): Process trivial condates.
6819 (read_delimited_string): Removed.
6820 (print_cond): Print name and msg.
6821 (conds[]): Made extern.
6822 (parse_tree_check_file_once): Rewritten to use the parser in
6824 Processing of option --tree_check_string moved to tree_scan().
6825 * Makefile.in: Added condate.y
6827 2007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
6829 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
6830 Use VECs instead of varrays.
6831 * diagnostic.h (lazy_dump_generic_node): Update declaration.
6832 * Makefile.in (pretty-print.o): Depend on vec.h.
6833 * pretty-print.c: Include tree.h and vec.h.
6834 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
6835 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
6836 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
6837 pp_free_list): Use VECs instead of varrays.
6838 * pretty-print.h: Do not include varray.h.
6839 (struct tree_chunk_s): Declaration moved before its use.
6840 (output_buffer): Rename varray field to chunks.
6841 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
6842 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
6843 save_global_holes): Use VECs instead of varrays.
6844 * tree-match.h: Declare VECs of cfg_node, and hole_p.
6845 * tree-check.c (scan_cfg_stmts, push_node,
6846 print_matching_stmt): Removed.
6847 (tree_check_instance, push_global_holes_if_new, tree_check,
6848 execute_tree_check): Use VECs instead of varrays.
6849 (gate_tree_check): Don't execute the CFG check when basic_block_info
6852 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6854 * Merge from mainline (r115016:120733).
6856 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6858 * Merge from mainline (r117632:117661).
6860 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6862 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
6863 * tree-pass.h (TDF_DEBUG, debug_p): New.
6864 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
6865 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
6866 get_loop_exit_condition, analyze_evolution_in_loop,
6867 analyze_initial_condition, analyze_scalar_evolution,
6868 instantiate_parameters, number_of_latch_executions): Use debug_p.
6869 * tree-chrec.c (chrec_apply): Use debug_p.
6870 * tree-data-ref.c: Include graphite.h.
6871 (dump_data_reference): Print also the access matrix.
6872 (analyze_array, analyze_indirect_ref, init_data_ref,
6873 analyze_offset_expr, address_analysis, object_analysis,
6874 create_data_ref, finalize_ddr_dependent,
6875 non_affine_dependence_relation, analyze_ziv_subscript,
6876 analyze_siv_subscript_cst_affine,
6877 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6878 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
6879 analyze_miv_subscript, analyze_overlapping_iterations,
6880 build_classic_dist_vector, subscript_dependence_tester,
6881 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
6882 (build_access_matrix_with_af): No longer static.
6883 * tree-data-ref.h (scop_p): ... declaration here.
6884 (data_reference.scop): New field.
6885 (DR_SCOP, DR_ACCESS_MATRIX): New.
6886 (build_access_matrix_with_af, dr_num_subscripts): Declared.
6887 * graphite.c (print_graphite_bb): Call dump_data_references.
6888 (print_scop): Use scop_nb_loops and scop_dim_domain.
6889 (test_for_scop_bound): Use debug_p.
6890 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
6892 (scop_loop_index): Moved...
6893 (scop_record_loop): New.
6894 (build_scop_loop_nests): Use scop_record_loop.
6895 (build_scop_domain): Use scop_dim_domain.
6896 (build_access_matrix): Implemented.
6897 (build_scop_canonical_schedules): Use scop_nb_loops.
6898 (build_graphite_bb): Initialize GBB_SCOP.
6899 * graphite.h (scop_p): Moved...
6900 (graphite_bb.scop): New field.
6901 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
6902 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
6903 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
6904 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
6905 scop_loop_index): New.
6906 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
6908 2007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
6910 * Merge from mainline (r117661:120450).
6912 2006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
6914 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
6915 at the first declaration outside the varying loop, instantiate as
6917 * tree-chrec.c (for_each_scev_op): New.
6918 * tree-chrec.h (for_each_scev_op): Declared.
6919 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
6920 * tree-data-ref.c (get_references_in_stmt,
6921 find_data_references_in_stmt): New, from trunk.
6922 (find_data_references_in_loop): Use get_references_in_stmt
6923 and find_data_references_in_loop, modified as in trunk.
6924 (build_access_matrix_with_af): New.
6925 * tree-data-ref.h (data_reference): Add a field access_matrix.
6926 (data_ref_loc): New, as in trunk.
6927 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
6928 invariant_in_scop_p, param_index, scan_tree_for_params,
6929 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
6930 idx_record_param, idx_record_params, build_access_matrix,
6931 build_scop_data_accesses, build_scop_canonical_schedules,
6932 build_graphite_bb, build_scop_bbs, find_params_in_bb,
6933 build_scop_params): New.
6934 * graphite.h (graphite_bb): New.
6935 (scop): Add fields static_schedule, params, loop_nest,
6937 * lambda.h: Declare vecs of lambda_matrix.
6938 * tree-flow.h (print_loop_ir_bb): Declared.
6939 * tree-cfg.c (print_loop_ir_bb): New.
6940 (print_loop): Use print_loop_ir_bb.
6942 2006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
6944 * Merge from mainline (r115016:117632).
6946 2006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
6948 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
6949 break due to a warning.
6951 2006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
6953 * graphite.c (print_scops, debug_scops): New.
6954 (graphite_transform): Renamed graphite_find_transform.
6955 * graphite.h (debug_scops): Declared.
6957 2006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
6959 * tree-match.c: Reformat following the GNU style.
6960 * tree-match.h: Reformat following the GNU style.
6961 * tree-pattern.h: Removed empty file.
6962 * Makefile.in: Remove references to tree-pattern.h.
6963 * tree-check.c: Reformat following the GNU style.
6964 (execute_tree_check): Move gate condition code to...
6965 (gate_tree_check): ...here. New function.
6966 (pass_check): Use the gate function.
6968 2006-07-04 Nic Volanschi <nic.volanschi@free.fr>
6970 * tree-pattern.h: New. Tree pattern matching and checking using
6972 * tree-check.c: New. Tree/CFG checking pass.
6973 * tree-match.c: New. Library for tree pattern matching.
6974 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
6975 * toplev.c, flags.h: Add globals for tree-check pass.
6976 * Makefile.in: Integrate the files in tree-check pass.
6977 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
6978 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
6979 Introduce a "lazy" pretty-print mode.
6980 * tree.c, tree.h: Add tree_name.
6982 2006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
6984 * doc/invoke.texi (-fgraphite): Correct typo.
6985 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
6986 use of print_loop_ir.
6987 * gcc.dg/graphite/scop-1.c: New.
6988 * gcc.dg/graphite/scop-2.c: New.
6989 * gcc.dg/graphite/graphite.exp: New.
6990 * graphite.c: Include domwalk.h.
6991 (print_scop): Print only the entry and exit blocks.
6992 (debug_scop): No longer static.
6993 (affine_expr): Fix formating. Return also true when the expression is
6995 (stmt_simple_for_scop_p): Fix formating.
6996 (build_scops): Use domwalk.
6997 (get_loop_start, end_scop, test_for_scop_bound): New.
6998 (graphite_transform_loops): Avoid printing on stderr.
6999 * graphite.h (debug_scop): Declared.
7000 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
7001 * Makefile.in (graphite.o): Depend on domwalk.h.
7002 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
7003 declarations for static functions.
7004 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
7005 controlling output verbosity.
7007 2006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
7008 Plesco Alexandru <shurikx@gmail.com>
7010 * doc/invoke.texi (-fgraphite): Document.
7011 * tree-pass.h (pass_graphite_transforms): Declared.
7012 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
7013 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
7014 (pass_graphite_transforms): Defined.
7015 * tree-data-ref.c (free_data_ref, data_reference): Extern.
7016 * tree-data-ref.h (free_data_ref, data_reference): Declared.
7017 * graphite.c, graphite.h: New.
7018 * common.opt (fgraphite): Declared.
7019 * tree-flow.h (graphite_transform_loops): Declared.
7020 * Makefile.in (OBJS-common): Add graphite.o.
7021 (graphite.o): New rule.
7022 * passes.c (pass_graphite_transforms): Scheduled.