1 2010-07-29 Sebastian Pop <sebastian.pop@amd.com>
3 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add back
4 the case removed in the previous patch, when the only phi argument
5 is defined in the same loop as the phi node itself. Handle it
6 separately from the invariant case by both propagating it outside
7 the region and replacing the phi node with an assign.
9 2010-07-28 Sebastian Pop <sebastian.pop@amd.com>
11 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): The only
12 constant phi nodes with one argument are is_gimple_min_invariant
13 and SSA_NAME_IS_DEFAULT_DEF.
15 * gfortran.dg/graphite/id-22.f: New.
17 2010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
19 * graphite.c (graphite_initialize): Do not initialize
20 CLooG and initialize the Parma Polyhedra Library
21 manually when using CLOOG_ORG.
22 (graphite_finalize): Do not finalize CLooG and finalize
23 the Parma Polyhedra Library manually when using CLOOG_ORG.
24 * graphite-cloog-compat.h (cloog_initialize): Hide function
26 (cloog_finalize): Same.
28 2010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
30 * graphite-clast-to-gimple.c (free_scattering): Change
31 CloogDomainList/CloogDomain to CloogScatteringList/CloogScattering
33 (build_cloog_prog): Same.
34 * graphite-cloog-compat.h (cloog_domain): Removed.
35 (cloog_scattering): New.
36 (cloog_set_domain): Removed.
37 (cloog_set_scattering): New.
38 (cloog_next_domain): Removed.
39 (cloog_next_scattering): New.
40 (cloog_set_next_domain): Removed.
41 (cloog_set_next_scattering): New.
42 (CloogScatteringList): New.
43 (CloogScattering): New.
44 (cloog_scattering_free): New.
45 (new_Cloog_Scattering_from_ppl_Polyhedron): New.
46 * graphite-cloog-util.c (new_Cloog_Scattering_from_ppl_Polyhedron):
49 2010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
51 * graphite-clast-to-gimple.c (build_cloog_prog): Extend with
53 (set_cloog_options): Same.
54 (print_clast_stmt): Same.
55 (scop_to_clast): Same.
56 (print_generated_program): Same.
58 * graphite-clast-to-gimple.h: Include graphite-cloog-util.h.
59 (scop_to_clast): Extend with CloogState.
60 * graphite-cloog-util.c: Include graphite-cloog-compat.h
61 (new_Cloog_Domain_from_ppl_Polyhedron):
62 Extend with CloogState. Use cloog_domain_from_cloog_matrix (CLOOG_ORG).
63 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Extend with CloogState.
64 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
65 * graphite-cloog-util.h (build_cloog_prog): Same.
66 * graphite-cloog-copat.h (build_cloog_prog): New.
68 (cloog_state_malloc): New.
69 (cloog_state_free): New.
70 (cloog_loop_malloc): New.
71 (cloog_options_malloc): New.
72 (cloog_statement_alloc): New.
73 (cloog_domain_from_cloog_matrix): New.
74 (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
75 (new_Cloog_Domain_from_ppl_Polyhedron): New.
77 2010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
79 * graphite-clast-to-gimple.c (clast_name_to_gcc): Parameter
80 type of NAME now depends on used CLooG version.
81 (clast_to_gcc_expression): Replace expr_* with clast_expr_*.
82 (gcc_type_for_clast_expr): Same.
83 (print_clast_stmt): Replace pprint with clast_pprint.
84 * graphite-cloog-compat.h: Provide compatibility macros for
87 (clast_expr_term): New.
88 (clast_expr_red): New.
89 (clast_expr_bin): New.
92 2010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
94 * graphite-clast-to-gimple.c (set_cloog_options): Make CLooG options
95 compatible to newer CLooG releases (CLOOG_ORG).
96 (build_cloog_prog): Pass CloogOptions to more functions (CLOOG_ORG).
97 (scop_to_clast): Pass CloogOptions to build_cloog_prog (CLOOG_ORG).
98 * graphite-cloog-compat.h: Add compatibility macros for CLooG Legacy.
99 (build_cloog_prog) : New.
100 (cloog_program_extract_scalars): New.
101 (cloog_program_scatter): New.
103 2010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
105 * graphite-clast-to-gimple.c: Include graphite-cloog-compat.h
106 conditionally (CLOOG_ORG).
107 * graphite-cloog-compat.h: New. Include graphite-cloog-compat.h.
108 (cloog_statement_usr): New.
109 (cloog_domain): Same.
110 (cloog_set_domain): Same.
111 (cloog_next_domain): Same.
112 (cloog_set_next_domain): Same.
113 (cloog_program_nb_scattdims): Same.
114 (cloog_program_set_nb_scattdims): Same.
115 (cloog_program_names): Same.
116 (cloog_program_set_names): Same.
117 (cloog_program_set_context): Same.
118 (cloog_program_set_loop): Same.
119 (cloog_program_blocklist): Same.
120 (cloog_program_set_blocklist): Same.
121 (cloog_program_scaldims): Same.
122 (cloog_program_set_scaldims): Same.
123 (cloog_names_nb_parameters): Same.
124 (cloog_names_set_nb_parameters): Same.
125 (cloog_names_parameters): Same.
126 (cloog_names_set_parameters): Same.
127 (cloog_names_set_nb_iterators): Same.
128 (cloog_names_set_iterators): Same.
129 (cloog_names_set_nb_scattering): Same.
130 (cloog_names_set_scattering): Same.
131 (cloog_statement_set_usr): Same.
132 (cloog_loop_set_next): Same.
133 (cloog_loop_set_domain): Same.
134 (cloog_loop_set_block): Same.
135 (cloog_block_list_next): Same.
136 (cloog_block_list_set_next):
137 (cloog_block_list_set_block): Same.
139 2010-07-27 Sebastian Pop <sebastian.pop@amd.com>
141 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Returns
143 (rewrite_commutative_reductions_out_of_ssa_close_phi): Same.
144 (rewrite_commutative_reductions_out_of_ssa_loop): Same.
145 (rewrite_cross_bb_scalar_deps_out_of_ssa): Call scev_reset_htab
146 when something has been changed.
147 (rewrite_commutative_reductions_out_of_ssa): Same.
149 * gcc.dg/graphite/id-26.c: New.
151 2010-07-26 Sebastian Pop <sebastian.pop@amd.com>
153 * graphite-sese-to-poly.c (propagate_expr_outside_region): Also
154 handle the case when def is in the sese region.
155 (rewrite_close_phi_out_of_ssa): Call propagate_expr_outside_region
156 for invariant expressions.
157 (rewrite_cross_bb_phi_deps): Removed.
158 (rewrite_cross_bb_scalar_deps): Also handle GIMPLE_PHI nodes.
159 (rewrite_cross_bb_scalar_deps_out_of_ssa): Do not call
160 rewrite_cross_bb_phi_deps.
162 2010-07-26 Sebastian Pop <sebastian.pop@amd.com>
164 * graphite-sese-to-poly.c
165 (rewrite_commutative_reductions_out_of_ssa_loop): Call
166 scev_analyzable_p only on is_gimple_reg
168 * gcc.dg/graphite/id-25.c: New.
170 2010-07-22 Sebastian Pop <sebastian.pop@amd.com>
172 * graphite-sese-to-poly.c (propagate_expr_outside_region): New.
173 (rewrite_close_phi_out_of_ssa): Propagate constant values or
174 parametric expressions outside the scop region.
175 (rewrite_cross_bb_scalar_deps): Same.
176 * sese.c (rename_uses): Use NULL_TREE instead of NULL for trees.
178 * gcc.dg/graphite/run-id-5.c: New.
179 * gcc.dg/graphite/run-id-6.c: New.
180 * gfortran.dg/graphite/id-21.f: New.
182 2010-07-22 Sebastian Pop <sebastian.pop@amd.com>
184 * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Use
185 SSA_NAME_DEF_STMT only on SSA_NAMEs.
187 * gcc.dg/graphite/id-24.c: New.
189 2010-07-22 Sebastian Pop <sebastian.pop@amd.com>
191 * tree-scalar-evolution.c (instantiate_scev_name): Do not
192 instantiate default definitions.
194 2010-07-20 Vladimir Kargov <kargov@gmail.com>
196 * graphite-scop-detection.c (is_valid_stmt_p): New.
197 (is_valid_bb_p): New.
199 2010-07-20 Vladimir Kargov <kargov@gmail.com>
200 Sebastian Pop <sebastian.pop@amd.com>
202 * cfgloop.c (is_loop_exit): Renamed loop_exits_to_bb_p.
203 (loop_exits_from_bb_p): New.
204 * cfgloop.h (is_loop_exit): Renamed loop_exits_to_bb_p.
205 (loop_exits_from_bb_p): Declared.
206 * graphite-scop-detection.c (scopdet_basic_block_info): Call
209 2010-07-20 Vladimir Kargov <kargov@gmail.com>
211 * refined-regions.c: Include tree-pass.h, cfgloop.h, gimple.h, and
213 (dot_regions_1): New.
215 * refined-regions.h (dot_regions): Declared.
216 * Makefile.in (refined-regions.o): Update dependences.
218 2010-07-20 Sebastian Pop <sebastian.pop@amd.com>
220 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add an
221 extra parameter for the region. Call scev_analyzable_p.
222 (rewrite_reductions_out_of_ssa): Update call to
223 rewrite_close_phi_out_of_ssa.
224 (rewrite_cross_bb_phi_deps): Same.
225 (rewrite_commutative_reductions_out_of_ssa_loop): Add an extra
226 parameter for the region. Call scev_analyzable_p.
227 (rewrite_commutative_reductions_out_of_ssa): Update call to
228 rewrite_commutative_reductions_out_of_ssa_loop.
230 2010-07-20 Sebastian Pop <sebastian.pop@amd.com>
232 * gcc.dg/tree-ssa/pr20742.c: New.
234 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
236 * sese.c (rename_uses): Call unshare_expr before force_gimple_operand.
238 * gcc.dg/graphite/id-23.c: New.
240 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
242 * graphite-sese-to-poly.c (reduction_phi_p): Do not rewrite out of
243 SSA scalar phi nodes that can be scev_analyzable_p.
245 * gfortran.dg/graphite/id-20.f: Adjust testcase.
247 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
249 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Correctly
250 handle SSA_NAME_IS_DEFAULT_DEF.
252 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
254 * sese.c (rename_uses): Handl unconditionally gimple_debug statements.
256 * gcc.dg/graphite/pr42729.c: New.
258 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
260 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Special
261 case non close-phi nodes with one argument.
263 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
265 * sese.h (scev_analyzable_p): Scevs could be expressions without
266 chrecs and still be scev_analyzable_p.
268 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
270 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
272 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
274 * cfgloop.c (alloc_loop): Remove initialization of loop->single_iv.
275 * cfgloop.h (struct loop): Remove single_iv field.
276 * graphite-sese-to-poly.c (graphite_loop_normal_form): Removed.
277 (scop_canonicalize_loops): Removed.
278 (scop_ivs_can_be_represented): Do not use loop->single_iv. Iterate
279 over all the loop phi nodes in loop->header.
280 (build_poly_scop): Remove use of scop_canonicalize_loops.
282 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
284 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Also
287 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
289 * tree-chrec.c (chrec_apply): Should only apply to the specified
290 variable. Also handle multivariate chains of recurrences that
291 satisfy evolution_function_is_affine_p. Also handle CASE_CONVERT.
293 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
295 * graphite-clast-to-gimple.c (debug_clast_name_index): Removed.
296 (debug_clast_name_indexes_1): Removed.
297 (debug_clast_name_indexes): Removed.
298 (pbb_to_depth_to_oldiv): Removed.
299 (build_iv_mapping): Replace the use of rename_map with iv_map.
300 (translate_clast_user): Remove uses of rename_map. Allocate and
302 (translate_clast_for_loop): Remove uses of rename_map.
303 (translate_clast_for): Same.
304 (translate_clast_guard): Same.
305 (translate_clast): Same.
307 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Removed.
308 * graphite-sese-to-poly.c (scev_analyzable_p): Moved...
309 * sese.c (set_rename): Now static.
310 (rename_variables_in_stmt): Removed.
312 (is_parameter): Removed.
314 (expand_scalar_variables_call): Removed.
315 (expand_scalar_variables_ssa_name): Removed.
316 (expand_scalar_variables_expr): Removed.
317 (expand_scalar_variables_stmt): Removed.
318 (expand_scalar_variables): Removed.
319 (rename_variables): Removed.
320 (remove_condition): Removed.
321 (get_true_edge_from_guard_bb): Removed.
322 (get_false_edge_from_guard_bb): Removed.
323 (struct igp): Removed.
324 (default_before_guard): Removed.
325 (convert_for_phi_arg): Removed.
326 (add_guard_exit_phis): Removed.
327 (insert_guard_phis): Removed.
328 (graphite_copy_stmts_from_block): Now also uses iv_map and a
329 region. Do not copy conditions. Do not copy induction variables.
331 (copy_bb_and_scalar_dependences): Allocate a local rename_map for
332 the translated statement. Use the iv_map for the induction
334 * sese.h (copy_bb_and_scalar_dependences): Update declaration.
335 (set_rename): Removed declaration.
336 (scev_analyzable_p): ...here.
337 * tree-chrec.c (chrec_apply_map): New.
338 * tree-chrec.h (chrec_apply_map): Declared.
340 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
342 * graphite-clast-to-gimple.c (translate_clast_for_loop): Do not call
343 insert_loop_close_phis.
344 * sese.c (name_defined_in_loop_p): Removed.
345 (expr_defined_in_loop_p): Removed.
346 (alive_after_loop): Removed.
347 (close_phi_not_yet_inserted_p): Removed.
348 (struct alep): Removed.
349 (add_loop_exit_phis): Removed.
350 (insert_loop_close_phis): Removed.
352 2010-07-15 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
354 * graphite-cloog-util.c (cloog_matrix_to_ppl_constraint): Fix flipped
356 * graphite-poly.c (psct_scattering_dim_for_loop_depth): Same.
358 2010-07-07 Sebastian Pop <sebastian.pop@amd.com>
360 * gfortran.dg/graphite/id-20.f: New.
362 2010-07-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
364 * graphite-cloog-util.h: Added cloog.h.
365 * graphite-blocking.c: Removed cloog.h.
366 * graphite-dependences.c: Same.
367 * graphite-interchange.c: Same.
368 * graphite-poly.c: Same.
369 * graphite-ppl.c: Same.
370 * graphite-scop-detection.c: Same.
371 * graphite-sese-to-poly.c:
373 Removed graphite-clast-to-gimple.h.
374 (check_poly_representation): Removed (unused).
375 * graphite-sese-to-poly.h
376 (check_poly_representation): Removed (unused).
378 2010-07-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
381 (OBJS-common): Added graphite-cloog-util.o.
382 (graphite-clast-to-gimple.o): Added graphite-cloog-util.h.
383 (graphite-cloog-util.o): New.
384 (graphite-ppl.o): Added graphite-cloog-util.h.
385 * graphite-clast-to-gimple.c:
386 Added graphite-cloog-util.h to include statements.
387 * graphite-cloog-util.c: New.
388 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.c.
389 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
390 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
391 (new_C_Polyhedron_from_Cloog_Matrix): Same.
392 (ppl_Constrain_System_number_of_constraints): Same.
393 (new_Cloog_Matrix_from_ppl_Constraint_System): Same.
394 (oppose_constraint): Same.
395 (cloog_matrix_to_ppl_constraint): Same.
396 (new_Constraint_System_from_Cloog_Matrix): Same.
397 (insert_constraint_into_matrix): Same. Declared static.
398 * graphite-cloog-util.h: New.
399 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.h.
400 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
401 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
402 (new_C_Polyhedron_from_Cloog_Matrix): Same.
403 (insert_constraint_into_matrix): Same.
405 Added graphite-cloog-util.h to include statements.
406 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to graphite-cloog-util.c.
407 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
408 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
409 (new_C_Polyhedron_from_Cloog_Matrix): Same.
410 (insert_constraint_into_matrix): Same.
411 (ppl_Constrain_System_number_of_constraints): Same.
412 (new_Cloog_Matrix_from_ppl_Constraint_System): Same.
413 (oppose_constraint): Same.
414 (cloog_matrix_to_ppl_constraint): Same.
415 (new_Constraint_System_from_Cloog_Matrix): Same.
417 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to
418 graphite-cloog-util.h.
419 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
420 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
421 (new_C_Polyhedron_from_Cloog_Matrix): Same.
422 (insert_constraint_into_matrix): Removed.
424 2010-07-04 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
426 * graphite-clast-to-gimple.c
427 (precision_for_value): Resolve value_* calls to matching mpz_* calls.
428 (precision_for_interval): Same.
429 (gcc_type_for_interval): Same.
430 (compute_type_for_level): Same.
431 * graphite-interchange.c
432 (lst_interchange_profitable_p): Same.
434 (psct_scattering_dim_for_loop_depth): Same.
436 (ppl_max_for_le_pointset): Same.
437 (ppl_min_for_le_pointset): Same.
439 2010-06-25 Vladimir Kargov <kargov@gmail.com>
441 * refined-regions.c (bb_index_compare): New.
442 (get_bbs_in_region): New.
443 (print_bbs_in_region): New.
444 (print_refined_region): Add an argument that allows to print
445 all basic blocks contained in regions.
446 (debug_refined_region): Update call to print_refined_region.
447 * refined-regions.h (print_refined_region): Update declaration.
448 (get_bbs_in_region): Declared.
449 * graphite-scop-detection.c (build_scops_new): Print the refined
450 region tree into the Grahite dump file.
452 2010-06-24 Sebastian Pop <sebastian.pop@amd.com>
454 * graphite-sese-to-poly.c (rewrite_degenerate_phi): New.
455 (rewrite_reductions_out_of_ssa): Call it for degenerate_phi_result.
457 2010-06-24 Sebastian Pop <sebastian.pop@amd.com>
459 * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Call
460 rewrite_close_phi_out_of_ssa.
462 * gcc.dg/graphite/id-22.c: New.
464 2010-06-24 Sebastian Pop <sebastian.pop@amd.com>
466 * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Remove dead code.
468 2010-06-24 Sebastian Pop <sebastian.pop@amd.com>
470 * graphite-clast-to-gimple.c (build_iv_mapping): Rename map with
472 * sese.c (debug_rename_map): Same.
475 (rename_variables_in_stmt): Same.
476 (expand_scalar_variables_call): Same.
477 (expand_scalar_variables_ssa_name): Same.
478 (expand_scalar_variables_expr): Same.
479 (expand_scalar_variables_stmt): Same.
480 (expand_scalar_variables): Same.
481 (rename_variables): Same.
482 (graphite_copy_stmts_from_block): Same.
483 (copy_bb_and_scalar_dependences): Same.
485 2010-06-24 Sebastian Pop <sebastian.pop@amd.com>
487 * graphite-clast-to-gimple.c (copy_renames): Removed.
488 (translate_clast_for): Do not call copy_renames.
489 (translate_clast_guard): Same.
491 2010-06-23 Sebastian Pop <sebastian.pop@amd.com>
493 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Moved up.
494 (rewrite_cross_bb_phi_deps): Split out of rewrite_cross_bb_scalar_deps.
495 (rewrite_cross_bb_scalar_deps_out_of_ssa): Run rewrite_cross_bb_phi_deps
496 before rewrite_cross_bb_scalar_deps.
498 2010-06-23 Sebastian Pop <sebastian.pop@amd.com>
500 * graphite-sese-to-poly.c (rewrite_commutative_reductions_out_of_ssa):
501 Early return in when flag_associative_math is not set.
503 2010-06-23 Sebastian Pop <sebastian.pop@amd.com>
505 * gcc.dg/graphite/run-id-2.c: Call abort.
507 2010-06-23 Sebastian Pop <sebastian.pop@amd.com>
509 * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Always insert out
510 of SSA copies on edges except for loop->latch.
512 2010-06-23 Sebastian Pop <sebastian.pop@amd.com>
514 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps_out_of_ssa):
515 Split out of rewrite_reductions_out_of_ssa.
516 * graphite-sese-to-poly.h (rewrite_cross_bb_scalar_deps_out_of_ssa):
518 * graphite.c (graphite_transform_loops): Call it.
520 2010-06-23 Sebastian Pop <sebastian.pop@amd.com>
522 * graphite.c (graphite_transform_loops): Add two more dbg_cnt calls.
524 2010-06-15 Sebastian Pop <sebastian.pop@amd.com>
526 * passes.c (init_optimization_passes): Add pass_graphite.
527 Schedule a pass_copy_prop before pass_graphite_transforms.
528 * timevar.def (TV_GRAPHITE): Declared.
529 * tree-pass.h (pass_graphite): Declared.
530 * tree-ssa-loop.c (pass_graphite): New.
532 * gcc.dg/graphite/id-20.c: New.
534 2010-06-12 Sebastian Pop <sebastian.pop@amd.com>
536 * graphite-clast-to-gimple.c (gloog): Do not pass scops in parameter.
537 Remove calls to rename_nb_iterations and rename_sese_parameters.
538 * graphite-clast-to-gimple.h (gloog): Update declaration.
539 * graphite.c (graphite_transform_loops): Update call to gloog.
540 * sese.c (rename_variables_in_expr): Removed.
541 (rename_nb_iterations): Removed.
542 (rename_sese_parameters): Removed.
543 * sese.h (rename_nb_iterations): Removed.
544 (rename_sese_parameters): Removed.
546 2010-06-12 Sebastian Pop <sebastian.pop@amd.com>
548 * graphite-clast-to-gimple.c (gloog): Remove call to
549 sese_adjust_liveout_phis.
550 * graphite-sese-to-poly.c (scev_analyzable_p): When scev returns an
551 SSA_NAME, allow it to be handled by rewrite_cross_bb_scalar_deps.
552 (rewrite_cross_bb_scalar_deps): Handle GIMPLE_PHI nodes: call
553 rewrite_phi_out_of_ssa.
554 * sese.c (get_vdef_before_sese): Removed.
555 (sese_adjust_vphi): Removed.
556 (sese_adjust_liveout_phis): Removed.
557 * sese.h (sese_adjust_liveout_phis): Removed.
559 2010-06-12 Sebastian Pop <sebastian.pop@amd.com>
561 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Pass an extra
562 argument for the place after which to insert the out of SSA copy.
563 (rewrite_close_phi_out_of_ssa): Update calls to insert_out_of_ssa_copy.
564 (rewrite_phi_out_of_ssa): Same.
565 (rewrite_cross_bb_scalar_deps): Same.
566 (insert_copyout): Removed.
567 (insert_copyin): Removed.
568 (translate_scalar_reduction_to_array): Call insert_out_of_ssa_copy and
569 insert_out_of_ssa_copy_on_edge instead of insert_copyout and
572 2010-06-12 Sebastian Pop <sebastian.pop@amd.com>
574 * graphite-sese-to-poly.c (build_scop_bbs): Not static anymore.
575 (rewrite_reductions_out_of_ssa): Same.
576 (rewrite_commutative_reductions_out_of_ssa): Same.
577 (build_poly_scop): Do not call these functions.
578 * graphite-sese-to-poly.h (build_poly_scop): Declared.
579 (rewrite_reductions_out_of_ssa): Declared.
580 (rewrite_commutative_reductions_out_of_ssa): Declared.
581 * graphite.c (graphite_transform_loops): Call on every scop
582 rewrite_commutative_reductions_out_of_ssa before calling
583 rewrite_reductions_out_of_ssa and build_scop_bbs.
585 2010-06-12 Sebastian Pop <sebastian.pop@amd.com>
587 * graphite-dependences.c (dot_deps): Make system call to dotty run
589 (dot_deps_stmt): Same.
590 * graphite-poly.c (dot_lst): Same.
592 2010-06-11 Sebastian Pop <sebastian.pop@amd.com>
594 * graphite-clast-to-gimple.c (gcc_type_for_interval): Do not pass
595 old_type in parameter.
596 (gcc_type_for_value): Update call to gcc_type_for_interval.
597 (compute_type_for_level_1): Renamed compute_type_for_level.
598 Update call to gcc_type_for_interval.
600 2010-06-09 Sebastian Pop <sebastian.pop@amd.com>
602 * tree-scalar-evolution.c (instantiate_scev_name): Do not fail
603 the scev analysis when the variable is not used outside the loop
604 in a close phi node: call compute_overall_effect_of_inner_loop.
606 2010-06-09 Sebastian Pop <sebastian.pop@amd.com>
608 * graphite-sese-to-poly.c (single_pred_cond): Renamed
609 single_pred_cond_non_loop_exit. Return NULL for loop exit edges.
610 (build_sese_conditions_before): Renamed call to single_pred_cond.
611 (build_sese_conditions_after): Same.
613 2010-06-09 Sebastian Pop <sebastian.pop@amd.com>
615 * graphite-poly.h: Fix comments and indentation.
616 * graphite-sese-to-poly.c: Same.
617 (build_sese_conditions_before): Compute stmt and gbb only when needed.
618 * tree-chrec.c: Fix comments and indentation.
619 (tree-ssa-loop-niter.c): Same.
621 2010-06-08 Tobias Grosser <grosser@fim.uni-passau.de>
623 * refined-regions.c (create_region): Only initialize the region.
624 (find_regions_with_entry): Initialize parent relation and bbmap
626 (build_regions_tree): Set outermost_region to region instead of
628 (calculate_region_tree): Remove unneeded parameters.
630 2010-06-02 Tobias Grosser <grosser@fim.uni-passau.de>
632 * graphite-scop-detection.c (is_scop_p): New.
633 (build_scops_new): New. A skeleton for the new scop detection.
634 (build_scops_old): Renamed from build_scops.
635 (build_scops): New version. Call the new and the old scop
638 2010-05-27 Tobias Grosser <grosser@fim.uni-passau.de>
639 Antoniu Pop <antoniu.pop@gmail.com>
641 * Makefile.in (OBJS-common): Add refined-regions.o.
642 (refined-regions.o): New.
643 (graphite-scop-detection.o): Use refined-regions.h.
644 * graphite-scop-detection.c: Include refined-regions.h
645 (build_scops): Also build the refined region tree.
646 * refined-regions.c: New. Adds an algorithm to detect refined
648 (print_refined_region): New.
649 (debug_refined_region): New.
650 (refined_region_contains_bb_p): New.
651 (refined_region_contains_region_p): New.
653 (struct find_regions_global_data): New.
655 (typedef struct bb_bb_def): New.
656 (new_bb_bb_def): New.
657 (bb_bb_map_hash): New.
661 (new_bb_reg_def): New.
662 (bb_reg_map_hash): New.
663 (eq_bb_reg_map): New.
664 (find_new_region): New.
665 (insert_new_reg): New.
666 (insert_new_bb): New.
667 (insert_shortcut): New.
668 (get_next_postdom): New.
669 (create_region): New.
670 (find_regions_with_entry): New.
671 (find_regions_adc): New.
673 (get_topmost_parent): New.
674 (build_regions_tree): New.
675 (calculate_region_tree): New.
676 (free_region_tree): New.
677 * refined-regions.h: New.
678 (struct refined_region): New.
679 (calculate_region_tree): New.
680 (free_region_tree): New.
681 (refined_region_contains_bb_p): New.
682 (refined_region_contains_region_p): New.
683 (print_refined_region): New.
684 (debug_refined_region): New.
686 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
688 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
691 2010-05-07 Sebastian Pop <sebastian.pop@amd.com>
693 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Fix
694 type of integer_one_node for fold_build of POINTER_PLUS_EXPR.
696 2010-05-07 Sebastian Pop <sebastian.pop@amd.com>
698 * graphite-sese-to-poly.c (loop_entry_phi_arg): Renamed
699 phi_arg_in_outermost_loop.
700 (remove_simple_copy_phi): Call phi_arg_in_outermost_loop.
701 (remove_invariant_phi): Same.
703 2010-04-12 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
705 * graphite-blocking.c
706 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
707 * graphite-clast-to-gimple.c
708 (clast_to_gcc_expression): Same.
709 (precision_for_value): Same.
710 (precision_for_interval): Same.
711 (gcc_type_for_interval): Same.
712 (graphite_create_new_guard): Same.
713 (compute_bounds_for_level): Same.
714 (graphite_create_new_loop_guard): Same.
715 * graphite-interchange.c
716 (build_linearized_memory_access): Same.
717 (pdr_stride_in_loop): Same.
718 (memory_strides_in_loop_1): Same.
719 (memory_strides_in_loop): Same.
720 (extend_scattering): Same.
721 (psct_scattering_dim_for_loop_depth): Same.
722 (pbb_number_of_iterations): Same.
724 (debug_iteration_domains): Same.
726 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
727 (ppl_set_inhomogeneous_gmp): Same.
728 (ppl_strip_loop): Same.
729 (ppl_lexico_compare_linear_expressions): Same.
730 (ppl_read_polyhedron_matrix): Same.
731 (ppl_max_for_le_pointset): Same.
733 (ppl_read_polyhedron_matrix): Same.
734 (tree_int_to_gmp): Same.
735 (gmp_cst_to_tree): Same.
736 (ppl_set_inhomogeneous): Same.
737 (ppl_set_inhomogeneous_tree): Same.
738 (ppl_set_coef): Same.
739 (ppl_set_coef_tree): Same.
740 * graphite-sese-to-poly.c
741 (build_pbb_scattering_polyhedrons): Same.
742 (build_scop_scattering): Same.
743 (scan_tree_for_params_right_scev): Same.
744 (scan_tree_for_params): Same.
745 (find_params_in_bb): Same.
746 (find_scop_parameters): Same.
747 (add_upper_bounds_from_estimated_nit): Same.
748 (build_loop_iteration_domains): Same.
749 (add_condition_to_domain): Same.
750 (pdr_add_memory_accesses): Same.
752 2010-04-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
754 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
755 CLooG's value_* macros to their respective mpz_* counterparts.
756 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
757 (graphite_create_new_loop_guard): Same.
758 * graphite-interchange.c (build_linearized_memory_access): Same.
759 (pdr_stride_in_loop): Same.
760 (memory_strides_in_loop_1): Same.
761 (1st_interchange_profitable_p): Same.
762 * graphite-poly.c (extend_scattering): Same.
763 (psct_scattering_dim_for_loop_depth): Same.
764 (pbb_number_of_iterations): Same.
765 (pbb_number_of_iterations_at_time): Same.
766 * graphite-poly.h (new_1st_loop): Same.
767 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
768 (oppose_constraint): Same.
769 (insert_constraint_into_matrix): Same.
770 (ppl_set_inhomogeneous_gmp): Same.
771 (ppl_set_coef_gmp): Same.
772 (ppl_strip_loop): Same.
773 (ppl_lexico_compare_linear_expressions): Same.
774 (ppl_max_for_le_pointset): Same.
775 (ppl_min_for_le_pointset): Same.
776 (ppl_build_realtion): Same.
777 * graphite-ppl.h (gmp_cst_to_tree): Same.
778 (ppl_set_inhomogeneous): Same.
779 (ppl_set_inhomogeneous_tree): Same.
780 (ppl_set_coef): Same.
781 (ppl_set_coef_tree): Same.
782 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
783 (build_scop_scattering): Same.
784 (add_value_to_dim): Same.
785 (scan_tree_for_params_right_scev): Same.
786 (scan_tree_for_params_int): Same.
787 (scan_tree_for_params): Same.
788 (find_params_in_bb): Same.
789 (find_scop_parameters): Same.
790 (add_upper_bounds_from_estimated_nit): Same.
791 (build_loop_iteration_domains): Same.
792 (create_linear_expr_from_tree): Same.
793 (add_condition_to_domain): Same.
794 (pdr_add_memory_accesses): Same.
796 2010-04-05 Sebastian Pop <sebastian.pop@amd.com>
799 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
800 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
801 When converting an unsigned type to signed, double its precision.
802 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
803 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
804 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
806 2010-04-05 Sebastian Pop <sebastian.pop@amd.com>
809 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
810 build_nonstandard_integer_type.
811 (gcc_type_for_interval): Same.
813 2010-04-05 Sebastian Pop <sebastian.pop@amd.com>
816 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
817 POINTER_PLUS_EXPR for pointer types.
819 * gcc.dg/graphite/id-19.c: New.
821 2010-04-04 Sebastian Pop <sebastian.pop@amd.com>
824 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
825 * graphite-clast-to-gimple.c: Include langhooks.h.
826 (max_signed_precision_type): New.
827 (max_precision_type): Takes two types as arguments.
828 (precision_for_value): New.
829 (precision_for_interval): New.
830 (gcc_type_for_interval): New.
831 (gcc_type_for_value): New.
832 (gcc_type_for_clast_term): New.
833 (gcc_type_for_clast_red): New.
834 (gcc_type_for_clast_bin): New.
835 (gcc_type_for_clast_expr): Split up into several functions.
836 (gcc_type_for_clast_eq): Rewritten.
837 (compute_bounds_for_level): New.
838 (compute_type_for_level_1): New.
839 (compute_type_for_level): New.
840 (gcc_type_for_cloog_iv): Removed.
841 (gcc_type_for_iv_of_clast_loop): Rewritten.
842 (graphite_create_new_loop): Compute the lower and upper bound types
843 with gcc_type_for_clast_expr.
844 (graphite_create_new_loop_guard): Same.
845 (find_cloog_iv_in_expr): Removed.
846 (compute_cloog_iv_types_1): Removed.
847 (compute_cloog_iv_types): Removed.
848 (gloog): Do not call compute_cloog_iv_types.
849 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
851 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
852 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
853 (GBB_CLOOG_IV_TYPES): Removed.
855 * gcc.dg/graphite/run-id-pr42644.c: Call abort.
857 2010-04-02 Sebastian Pop <sebastian.pop@amd.com>
859 Reverted this commit: as at this point the loop closed SSA form
860 is under a canonical form respecting the single argument condition.
861 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Loop
862 close phi nodes may have more than one argument.
864 2010-04-01 Sebastian Pop <sebastian.pop@amd.com>
866 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
867 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
868 (detect_commutative_reduction): Same.
870 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
872 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Loop
873 close phi nodes may have more than one argument.
875 2010-03-30 Richard Guenther <rguenther@suse.de>
876 Zdenek Dvorak <ook@ucw.cz>
877 Sebastian Pop <sebastian.pop@amd.com>
880 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
881 with multiple arguments.
882 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
884 2010-03-23 Sebastian Pop <sebastian.pop@amd.com>
886 * graphite-dependences.c (print_pddr): Call print_pdr with an
888 * graphite-poly.c (debug_pdr): Add an extra argument for the
891 (print_pbb_domain): Same.
893 (print_scop_context): Same.
896 (debug_pbb_domain): Same.
900 (debug_scop_context): Same.
903 (print_scop_params): Same.
904 (debug_scop_params): Same.
905 (print_iteration_domain): Same.
906 (print_iteration_domains): Same.
907 (debug_iteration_domain): Same.
908 (debug_iteration_domains): Same.
909 (print_scattering_function): Same.
910 (print_scattering_functions): Same.
911 (debug_scattering_function): Same.
912 (debug_scattering_functions): Same.
913 * graphite-poly.h (debug_pdr): Update declaration.
915 (print_pbb_domain): Same.
917 (print_scop_context): Same.
920 (debug_pbb_domain): Same.
924 (debug_scop_context): Same.
927 (print_scop_params): Same.
928 (debug_scop_params): Same.
929 (print_iteration_domain): Same.
930 (print_iteration_domains): Same.
931 (debug_iteration_domain): Same.
932 (debug_iteration_domains): Same.
933 (print_scattering_function): Same.
934 (print_scattering_functions): Same.
935 (debug_scattering_function): Same.
936 (debug_scattering_functions): Same.
938 2010-03-23 Sebastian Pop <sebastian.pop@amd.com>
940 * graphite-poly.c (print_scattering_function_1): New.
941 (print_scattering_function): Call it.
942 (print_scop_params): Remove spaces at the end of lines.
945 * graphite-poly.h (print_cloog): Declared.
946 (debug_cloog): Declared.
948 2010-03-23 Sebastian Pop <sebastian.pop@amd.com>
950 * tree-ssa-copy.c: Revert this previous change:
951 (init_copy_prop): Loop closed phi nodes cancontain more than one
953 (execute_copy_prop): Revert the previous change: do not call
954 rewrite_into_loop_closed_ssa.
956 2010-03-21 Sebastian Pop <sebastian.pop@amd.com>
957 Richard Guenther <rguenther@suse.de>
960 * tree-ssa-copy.c (init_copy_prop): Loop closed phi nodes can
961 contain more than one argument.
962 (execute_copy_prop): Revert the previous change: do not call
963 rewrite_into_loop_closed_ssa.
965 * gcc.dg/graphite/id-pr43464.c: Remove compile warning.
966 * gcc.dg/graphite/id-pr43464-1.c: New.
968 2010-03-21 Sebastian Pop <sebastian.pop@amd.com>
971 * tree-ssa-copy.c (execute_copy_prop): Call rewrite_into_loop_closed_ssa
972 and verify_loop_closed_ssa when copy prop is executed in the LNO.
974 * gcc.dg/graphite/id-pr43464.c: New.
976 2010-03-16 Sebastian Pop <sebastian.pop@amd.com>
978 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
980 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
981 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
982 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
983 to switch between adding the IV bump in loop->latch or in loop->header.
985 2010-03-16 Sebastian Pop <sebastian.pop@amd.com>
987 * passes.c (init_optimization_passes): Add pass_copy_prop
990 2010-03-16 Sebastian Pop <sebastian.pop@amd.com>
992 * graphite-poly.c (print_scattering_function): Pretty print following
995 (print_pbb_domain): Same.
996 (dump_gbb_cases): Same.
997 (dump_gbb_conditions): Same.
1000 (print_scop_params): Same.
1001 (print_scop_context): Same.
1003 (print_pbb_body): New.
1004 (lst_indent_to): New.
1005 (print_lst): Start new lines with a #.
1006 * graphite-poly.h (pbb_bb): New.
1007 (pbb_index): Use pbb_bb.
1008 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1010 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1012 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1015 * gcc.dg/graphite/id-pr43351.c
1017 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1020 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1021 call insert_out_of_ssa_copy for default definitions.
1022 * gfortran.dg/graphite/id-pr43354.f: New.
1024 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1027 * gfortran.dg/graphite/pr43349.f: New.
1029 2010-03-11 Sebastian Pop <sebastian.pop@amd.com>
1031 * graphite-clast-to-gimple.c (my_long_long): Defined.
1032 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1033 * graphite-sese-to-poly.c (my_long_long): Defined.
1034 (scop_ivs_can_be_represented): Use it.
1036 2010-03-10 Sebastian Pop <sebastian.pop@amd.com>
1038 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1039 graphite-max-bbs-per-function, and loop-block-tile-size.
1040 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1042 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1044 2010-03-10 Sebastian Pop <sebastian.pop@amd.com>
1046 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1047 forward declaration.
1048 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1049 (add_upper_bounds_from_estimated_nit): New.
1050 (build_loop_iteration_domains): Use it.
1052 2010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1054 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1056 2010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1059 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1060 should be an INTEGER_CST. Also handle CASE_CONVERT.
1061 * gcc.dg/graphite/pr43306.c: New.
1063 2010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1065 * graphite.c (graphite_initialize): To bound the number of bbs per
1066 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1067 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1068 * doc/invoke.texi: Document it.
1070 2010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1072 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1073 * graphite-sese-to-poly.h (build_poly_scop): Same.
1075 2010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1077 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1078 the number of parameters in the scop. Use as an upper bound
1079 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1080 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1081 * doc/invoke.texi: Document it.
1083 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1085 * graphite-sese-to-poly.c (add_param_constraints): Use
1086 lower_bound_in_type and upper_bound_in_type.
1088 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1090 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1091 instead of unsigned_type_node.
1093 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1094 Reza Yazdani <reza.yazdani@amd.com>
1097 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1098 on pointer type parameters.
1100 * gcc.dg/graphite/run-id-4.c: New.
1102 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1105 * gcc.dg/graphite/run-id-3.c: New.
1107 2010-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
1108 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1110 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1111 handle conversions from pointer to integers.
1112 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1113 induction variable, to be able to work with code generated by CLooG.
1114 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1115 (build_poly_scop): Bail out if we cannot codegen a loop.
1117 2010-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
1119 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1120 code generation with gloog_error.
1122 2010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1124 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1125 Call fold_convert on all the returned values.
1126 (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
1127 the type of the resulting expression.
1129 2010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1131 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1132 ppl_min_for_le_pointset. Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1133 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1135 2010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1137 * graphite-dependences.c (map_into_dep_poly): Removed.
1138 (dependence_polyhedron_1): Use combine_context_id_scat.
1140 2010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1142 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1143 (struct poly_bb): Same.
1144 (combine_context_id_scat): New.
1146 2010-03-02 Sebastian Pop <sebastian.pop@amd.com>
1149 * sese.c (name_defined_in_loop_p): Return false for default
1152 * gcc.dg/graphite/pr42326.c: New.
1154 2010-02-23 Sebastian Pop <sebastian.pop@amd.com>
1156 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1157 and clean up the logic.
1159 2010-02-23 Sebastian Pop <sebastian.pop@amd.com>
1161 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1164 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1167 * graphite-scop-detection.c (create_single_exit_edge): Move
1168 the call to find_single_exit_edge to....
1169 (create_sese_edges): ...here. Don't handle multiple edges
1170 exiting the function.
1171 (build_graphite_scops): Don't handle multiple edges
1172 exiting the function.
1174 * gcc.dg/graphite/pr43083.c: New.
1176 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1179 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1180 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1182 * gfortran.dg/graphite/pr43097.f: New.
1184 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1185 Manuel López-Ibáñez <manu@gcc.gnu.org>
1188 * g++.dg/graphite/pr41305.C: Add -Wno-conversion-null.
1190 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1193 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1195 * g++.dg/graphite/pr43026.C: New.
1197 2010-02-13 Tobias Grosser <grosser@fim.uni-passau.de>
1199 * Merge from mainline (154736:156693).
1201 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1204 * gcc.dg/graphite/pr43012.c: New.
1206 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
1208 * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
1209 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
1211 * g++.dg/graphite/pr42930.C: New.
1213 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
1216 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1217 graphite_can_represent_init for MULT_EXPR.
1219 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
1223 * graphite-sese-to-poly.c (remove_phi): New.
1224 (translate_scalar_reduction_to_array): Call remove_phi.
1226 * gcc.dg/graphite/pr42530.c: New.
1227 * gcc.dg/graphite/pr42914.c: New.
1229 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
1232 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1233 * graphite-clast-to-gimple.h (gloog): Update declaration.
1234 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1235 * graphite-poly.h (struct poly_bb): Add missing comments.
1236 (struct scop): Add poly_scop_p field.
1238 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1239 * graphite.c (graphite_transform_loops): Build the polyhedral
1240 representation for each scop before code generation.
1241 * sese.c (rename_variables_in_operand): Removed.
1242 (rename_variables_in_expr): Return the renamed expression.
1243 (rename_sese_parameters): New.
1244 * sese.h (rename_sese_parameters): Declared.
1246 * gcc.dg/graphite/pr42771.c: New.
1248 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1250 * gcc.dg/graphite/block-0.c: Call abort for runtime test. Always
1252 * gcc.dg/graphite/block-1.c: Same.
1253 * gcc.dg/graphite/block-3.c: Same.
1254 * gcc.dg/graphite/block-4.c: Same.
1255 * gcc.dg/graphite/block-5.c: Same.
1256 * gcc.dg/graphite/block-6.c: Same.
1257 * gcc.dg/graphite/block-7.c: Same.
1258 * gcc.dg/graphite/interchange-0.c: Same.
1259 * gcc.dg/graphite/interchange-1.c: Same.
1260 * gcc.dg/graphite/interchange-10.c: Same.
1261 * gcc.dg/graphite/interchange-11.c: Same.
1262 * gcc.dg/graphite/interchange-12.c: Same.
1263 * gcc.dg/graphite/interchange-2.c: Same.
1264 * gcc.dg/graphite/interchange-3.c: Same.
1265 * gcc.dg/graphite/interchange-4.c: Same.
1266 * gcc.dg/graphite/interchange-5.c: Same.
1267 * gcc.dg/graphite/interchange-6.c: Same.
1268 * gcc.dg/graphite/interchange-7.c: Same.
1269 * gcc.dg/graphite/interchange-8.c: Same.
1270 * gcc.dg/graphite/interchange-9.c: Same.
1271 * gcc.dg/graphite/interchange-mvt.c: Same.
1273 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1275 * gfortran.dg/graphite/id-19.f: New.
1276 * gfortran.dg/graphite/pr14741.f90: New.
1277 * gfortran.dg/graphite/pr41924.f90: New.
1278 * gfortran.dg/graphite/run-id-2.f90: New.
1280 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1283 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1284 to unknown_dependence.
1285 (graphite_legal_transform_dr): Handle the unknown_dependence.
1286 (graphite_carried_dependence_level_k): Same.
1288 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1290 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1292 2010-02-05 Sebastian Pop <sebastian.pop@amd.com>
1293 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1296 * graphite-dependences.c (build_lexicographical_constraint): Return
1297 a union of dependence polyhedra.
1298 (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
1300 * gcc.dg/graphite/block-0.c: Enable runtime check. XFAILed.
1301 * gcc.dg/graphite/block-4.c: Same.
1302 * gcc.dg/graphite/block-7.c: Same.
1303 * gcc.dg/graphite/interchange-12.c: Same.
1304 * gcc.dg/graphite/interchange-mvt.c: Same.
1305 * gfortran.dg/graphite/interchange-1.f: XFAILed.
1306 * gfortran.dg/graphite/interchange-3.f90: XFAILed.
1307 * gfortran.dg/graphite/run-id-1.f: New testcase for PR42637.
1309 2010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1311 * gcc.dg/graphite/interchange-12.c: Return 0 to avoid
1312 the execution check to FAIL. This testcase is miscompiled by Graphite
1313 and the check should be re-enabled.
1314 * gcc.dg/graphite/interchange-mvt.c: Same.
1315 * gcc.dg/graphite/block-0.c: Same.
1316 * gcc.dg/graphite/block-4.c: Same.
1317 * gcc.dg/graphite/block-7.c: Same.
1319 2010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1321 * gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.
1322 * gcc.dg/graphite/scop-0.c: Fix spaces.
1323 * gfortran.dg/graphite/block-1.f90: Rewrite expected output.
1324 * gfortran.dg/graphite/block-2.f: Same.
1325 * gfortran.dg/graphite/block-3.f90: Same.
1326 * gfortran.dg/graphite/block-4.f90: Same.
1327 * gfortran.dg/graphite/interchange-1.f: Un-XFAILed.
1328 * gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.
1330 2010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1332 * graphite-dependences.c (new_poly_ddr): Initialize PDDR_KIND and
1333 PDDR_ORIGINAL_SCATTERING_P.
1334 (pddr_is_empty): Rewritten.
1335 (print_dependence_polyhedron_layout): New.
1338 (build_alias_set_powerset): Moved up.
1339 (poly_drs_may_alias_p): Moved up.
1340 (lexicographically_gt_p): Removed.
1341 (build_lexicographically_gt_constraint): Renamed
1342 build_lexicographical_constraint, reimplemented.
1343 (dependence_polyhedron_1): Simplified parameters.
1344 (dependence_polyhedron): Same. Keep along empty PDDRs
1345 to make efficient use of the cache.
1346 (reduction_dr_p): Compute the PBBs don't pass them as parameters.
1347 (graphite_legal_transform_dr): Rewritten.
1348 (graphite_legal_transform_bb): Pass fewer arguments to
1349 graphite_legal_transform_dr.
1350 (graphite_carried_dependence_level_k): Simplified implementation.
1351 (dot_original_deps_stmt_1): Call dependence_polyhedron.
1352 (dot_transformed_deps_stmt_1): Same.
1353 (dot_original_deps): Same.
1354 (dot_transformed_deps): Same.
1355 * graphite-dependences.h (struct poly_ddr): Added a new field
1356 original_scattering_p.
1357 (PDDR_ORIGINAL_SCATTERING_P): New.
1358 (print_pddr): Declared.
1359 (debug_pddr): Declared.
1360 * graphite-ppl.c: Clarify comment.
1361 * sese.h (print_gimple_bb): Removed unused declaration.
1364 2010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1366 * g++.dg/graphite/graphite.exp: Rewritten.
1367 * gcc.dg/graphite/graphite.exp: Rewritten.
1368 * gfortran.dg/graphite/graphite.exp: Rewritten.
1369 * gcc.dg/graphite/block-0.c: Added runtime test.
1370 * gcc.dg/graphite/block-1.c: Same.
1371 * gcc.dg/graphite/block-3.c: Same.
1372 * gcc.dg/graphite/block-4.c: Same.
1373 * gcc.dg/graphite/block-5.c: Same.
1374 * gcc.dg/graphite/block-6.c: Same.
1375 * gcc.dg/graphite/block-7.c: Same.
1376 * gcc.dg/graphite/interchange-0.c: Same.
1377 * gcc.dg/graphite/interchange-1.c: Same.
1378 * gcc.dg/graphite/interchange-10.c: Same.
1379 * gcc.dg/graphite/interchange-11.c: Same.
1380 * gcc.dg/graphite/interchange-12.c: Same.
1381 * gcc.dg/graphite/interchange-2.c: Same.
1382 * gcc.dg/graphite/interchange-3.c: Same.
1383 * gcc.dg/graphite/interchange-4.c: Same.
1384 * gcc.dg/graphite/interchange-5.c: Same.
1385 * gcc.dg/graphite/interchange-6.c: Same.
1386 * gcc.dg/graphite/interchange-7.c: Same.
1387 * gcc.dg/graphite/interchange-8.c: Same.
1388 * gcc.dg/graphite/interchange-9.c: Same.
1389 * gcc.dg/graphite/interchange-mvt.c: Same.
1390 * gcc.dg/graphite/run-id-2.c: Remove useless dg-do run.
1392 2010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1394 * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
1397 2010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1399 * common.opt: Add -fgraphite-cloog-opts.
1400 * graphite-clast-to-gimple.c (set_cloog_options): Same.
1401 * opts.c (decode_options): Same.
1403 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1405 * gcc.dg/graphite/id-17.c: New.
1406 * gcc.dg/graphite/pr41888.c: New.
1407 * gcc.dg/graphite/scop-22.c: New.
1408 * gfortran.dg/graphite/pr40982.f90: New.
1410 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1412 * graphite-dependences.c: Clarify comments.
1413 (build_pddr): Add an extra parameter direction.
1414 (graphite_legal_transform_dr): Use build_pddr.
1415 (dot_original_deps_stmt_1): Update use of build_pddr.
1416 (dot_transformed_deps_stmt_1): Same.
1417 (dot_original_deps): Same.
1418 (dot_transformed_deps): Same.
1420 * gcc.dg/graphite/interchange-12.c: New.
1421 * gcc.dg/graphite/block-7.c: New.
1423 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1425 * graphite-dependences.c (pddr_original_scattering): Renamed build_pddr.
1426 (pddr_transformed_scattering): Removed.
1427 (graphite_legal_transform_dr): Use build_pddr.
1428 (dot_original_deps_stmt_1): Same.
1429 (dot_transformed_deps_stmt_1): Same.
1430 (dot_original_deps): Same.
1431 (dot_transformed_deps): Same.
1433 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1435 * graphite-dependences.c (lexicographically_gt_p): Add comments.
1436 (build_lexicographically_gt_constraint): Same.
1437 (dependence_polyhedron_1): Same.
1438 (dependence_polyhedron): Same.
1440 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1442 * graphite-dependences.c (build_pairwise_scheduling_equality): Removed.
1443 (build_pairwise_scheduling_inequality): Renamed build_pairwise_scheduling.
1444 (lexicographically_gt_p): Change type of direction to int.
1445 (build_lexicographically_gt_constraint): Same.
1446 (dependence_polyhedron_1): Same.
1447 (dependence_polyhedron): Same.
1448 (pddr_original_scattering): Use integers for direction.
1449 (pddr_transformed_scattering): Same.
1450 (graphite_legal_transform_dr): Same.
1451 (graphite_carried_dependence_level_k): Same.
1453 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1455 * graphite-dependences.c (build_pairwise_constraint): Renamed
1456 ppl_build_relation. Moved...
1457 (dr_equality_constraints): Use ppl_build_relation.
1458 (build_pairwise_scheduling_equality): Same.
1459 (build_pairwise_scheduling_inequality): Same.
1460 * graphite-ppl.c (ppl_build_relation): ...here.
1461 * graphite-ppl.h (ppl_build_relation): Declared.
1463 2010-01-14 Sebastian Pop <sebastian.pop@amd.com>
1466 * graphite-clast-to-gimple.c (gloog_error): New static variable.
1467 (clast_to_gcc_expression): Do not build MULT_EXPR of POINTER_TYPE_P.
1468 Set gloog_error when such an expression failed to be built.
1469 (translate_clast): Early return when gloog_error is set.
1470 (gloog): Clear gloog_error. When gloog_error is set, call
1471 set_ifsese_condition to enable the original code. Return the status
1472 of the code generation based on gloog_error.
1473 * sese.c (set_ifsese_condition): New.
1474 * sese.h (set_ifsese_condition): Declared.
1476 * g++.dg/graphite/pr42681.C: New.
1478 2010-01-14 Sebastian Pop <sebastian.pop@amd.com>
1481 * graphite-clast-to-gimple.c (gloog): Call scev_reset_htab and
1482 rename_nb_iterations.
1483 * sese.c (rename_variables_in_operand): New.
1484 (rename_variables_in_expr): New.
1485 (rename_nb_iterations): New.
1486 (sese_adjust_liveout_phis): Update the rename_map.
1487 * sese.h (rename_nb_iterations): Declared.
1488 * tree-scalar-evolution.c (scev_reset_htab): New.
1489 (scev_reset): Call scev_reset_htab.
1490 * tree-scalar-evolution.h (scev_reset_htab): Declared.
1492 * gfortran.dg/graphite/pr42732.f: New.
1494 2010-01-08 Sebastian Pop <sebastian.pop@amd.com>
1497 * graphite-clast-to-gimple.c: Fix formatting.
1498 * sese.c (defined_in_loop_p): Renamed name_defined_in_loop_p.
1499 (expr_defined_in_loop_p): New.
1500 (add_loop_exit_phis): Also handle full expressions: remove from
1501 the rename_map the expressions defined in the loop that we're closing.
1503 * gfortran.dg/graphite/pr42393-1.f90: New.
1504 * gfortran.dg/graphite/pr42393.f90: Add new flags
1505 -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine to also
1506 make this testcase useful in the Graphite branch.
1508 2010-01-08 Sebastian Pop <sebastian.pop@amd.com>
1510 * graphite-scop-detection.c (exclude_component_ref): Removed.
1511 (is_simple_operand): Removed.
1512 (stmt_simple_for_scop_p): Remove use of is_simple_operand.
1514 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1517 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
1518 the array indexing of ADDR_EXPRs.
1520 * gcc.dg/graphite/pr42221.c: New.
1522 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1525 * graphite.c (graphite_finalize): Call scev_reset.
1526 (graphite_transform_loops): Do not call scev_reset between the code
1527 generation of scops.
1529 * gcc.dg/graphite/pr42521.c: New.
1531 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1533 * graphite-interchange.c (memory_stride_in_loop): Renamed
1535 (memory_strides_in_loop): Renamed memory_strides_in_loop_1.
1536 (memory_strides_in_loop): Memoize the memory strides per loop.
1537 (lst_interchange_profitable_p): Do not initialize to zero the memory
1539 * graphite-poly.h (struct lst): Add a field memory_strides.
1540 (LST_LOOP_MEMORY_STRIDES): New.
1541 (new_lst_loop): Initialize LST_LOOP_MEMORY_STRIDES to -1.
1542 (free_lst): Clear LST_LOOP_MEMORY_STRIDES.
1544 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1546 * graphite-interchange.c (memory_strides_in_loop_depth): Renamed
1547 memory_strides_in_loop. Gather memory strides on a whole loop.
1548 (pbb_interchange_profitable_p): Renamed lst_interchange_profitable_p.
1549 (lst_interchange_profitable_p): Removed.
1550 (lst_try_interchange_loops): Call lst_interchange_profitable_p.
1552 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1554 Revert patch 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1555 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
1556 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
1557 Remove context_loop and level.
1559 2010-01-07 Richard Guenther <rguenther@suse.de>
1561 PR tree-optimization/42641
1562 * sese.c (rename_map_elt_info): Use the SSA name version, do
1565 2010-01-06 Sebastian Pop <sebastian.pop@amd.com>
1567 * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
1568 blocked" only when both the strip mine and the interchange have
1571 * gcc.dg/graphite/block-2.c: Removed.
1572 * gcc.dg/graphite/block-3.c: Add scan pattern.
1573 * gcc.dg/graphite/block-4.c: Same.
1574 * gcc.dg/graphite/block-5.c: Same.
1575 * gcc.dg/graphite/block-6.c: Same.
1577 2010-01-06 Sebastian Pop <sebastian.pop@amd.com>
1579 * graphite-clast-to-gimple.c (save_clast_name_index): Free slot
1580 before allocating a new one.
1581 (copy_renames): Check that slot is not NULL.
1582 (mark_bb_with_pbb): Same.
1583 (compute_cloog_iv_types_1): Same.
1584 * graphite-interchange.c (lst_perfect_nestify): Free the before,
1585 nest, and after LSTs.
1586 (lst_try_interchange_loops): Same.
1588 2010-01-05 Sebastian Pop <sebastian.pop@amd.com>
1591 * graphite-interchange.c (lst_try_interchange_loops): Do not return
1592 the before, nest, and after LSTs.
1593 (lst_try_interchange): Removed.
1594 (lst_interchange_select_inner): Do not iterate over the LSTs if they
1596 (lst_interchange_select_outer): Apply interchange on the outer loop
1597 until there are no more changes in the inner loops.
1599 2009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1601 Revert patch fixing PR middle-end/42221.
1603 2009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1606 * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
1609 * gfortran.dg/graphite/pr42180.f90: Add compile flags.
1611 2009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1614 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
1615 that contain only one statement.
1617 * gfortran.dg/graphite/pr42180.f90: New.
1619 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1622 * gfortran.dg/graphite/pr42393.f90: New.
1624 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1627 * gfortran.dg/graphite/pr42186.f90: New.
1629 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1632 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
1633 Insert the reduction copy in the same block as the phi node.
1634 (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
1636 * gcc.dg/graphite/pr42205-1.c: New.
1637 * gcc.dg/graphite/pr42205-2.c: New.
1639 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1642 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
1643 the array indexing of ADDR_EXPRs.
1645 * gcc.dg/graphite/pr42221.c: New.
1647 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1651 * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
1652 index. Call lst_interchange_select_inner only once.
1653 (lst_interchange_select_inner): Update use of lst_try_interchange.
1654 (lst_interchange_select_outer): Update.
1656 2009-12-15 Sebastian Pop <sebastian.pop@amd.com>
1660 * graphite-interchange.c (lst_try_interchange): Do not increment the
1661 the OUTER index when there is no AFTER kernel. Do not increment the
1662 OUTER index for after processing the AFTER kernel.
1663 (lst_interchange_select_inner): Call lst_try_interchange only on loops.
1664 (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
1665 index. Do not pass to lst_interchange_select_inner the OUTER index.
1666 (scop_do_interchange): Update use of lst_interchange_select_outer.
1668 * gfortran.dg/graphite/graphite.exp
1669 (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
1670 * gfortran.dg/graphite/interchange-1.f: Add comment. Clean
1671 the graphite dump file.
1672 * gfortran.dg/graphite/interchange-2.f: Same.
1673 * gfortran.dg/graphite/pr42334-1.f: New.
1675 2009-12-15 Sebastian Pop <sebastian.pop@amd.com>
1679 * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
1681 (lst_do_interchange_1): Renamed lst_interchange_select_inner.
1682 (lst_try_interchange): Reimplemented.
1683 (lst_interchange_select_inner): Same.
1684 (lst_do_interchange): Renamed lst_interchange_select_outer.
1686 (scop_do_interchange): Update use of lst_interchange_select_outer.
1688 * g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
1689 * gcc.dg/graphite/block-0.c: Un-XFAILed.
1690 * gcc.dg/graphite/pr42211.c: New.
1691 * gfortran.dg/graphite/pr42334.f90: New.
1693 2009-12-14 Sebastian Pop <sebastian.pop@amd.com>
1696 * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
1697 carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
1699 * gfortran.dg/graphite/pr42181.f90: New.
1701 2009-12-12 Sebastian Pop <sebpop@gmail.com>
1704 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
1705 insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
1706 (detect_commutative_reduction_arg): Simplified.
1707 (detect_commutative_reduction): Early return when the argument of
1708 the close phi is not of an SSA_NAME.
1710 * gcc.dg/graphite/pr42284.c: New.
1712 2009-12-11 Alexander Monakov <amonakov@ispras.ru>
1714 * dbgcnt.def (graphite_scop): New counter.
1715 * graphite.c: Include dbgcnt.h
1716 (graphite_transform_loops): Use new counter to limit transformations.
1718 2009-12-08 Sebastian Pop <sebpop@gmail.com>
1721 * graphite-scop-detection.c (graphite_can_represent_init): Also
1722 handle more complex MULT_EXPRs containing parameters by recursion
1725 * gfortran.dg/graphite/pr42285.f90: New.
1727 2009-12-01 Tobias Grosser <grosser@fim.uni-passau.de>
1729 * g++.dg/graphite/pr42130.C: Fix type.
1731 2009-11-29 Alexander Monakov <amonakov@gcc.gnu.org>
1733 * g++.dg/graphite/pr42130.C: Correct testcase.
1735 2009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
1737 * Merge from mainline (154493:154734).
1739 2009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
1741 * Merge from mainline (151362:154491).
1743 2009-11-24 Tobias Grosser <grosser@fim.uni-passau.de>
1745 * graphite-clast-to-gimple.c (try_mark_loop_parallel,
1746 graphite_create_new_loop_guard, translate_clast_for): Fix comments.
1748 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1751 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
1752 translate_clast_for_loop): New.
1753 (translate_clast_for): Add a condition around the loop, to do not
1754 execute loops with zero iterations.
1755 * g++.dg/graphite/pr42130.C: New.
1756 * gcc.dg/graphite/pr35356-2.c: Adapt.
1758 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1760 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
1761 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
1762 Remove context_loop and level.
1764 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1766 * graphite-clast-to-gimple.c (translate_clast_user,
1767 translate_clast_for, translate_clast_guard): Simplify and move common
1768 elements to translate_clast().
1769 (translate_clast): Simplify and get common elements.
1771 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1773 * graphite-clast-to-gimple.c (translate_clast_user,
1774 translate_clast_for, translate_clast_guard): Split out of
1777 2009-11-21 Tobias Grosser <grosser@fim.uni-passau.de>
1779 * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
1780 clast_name_to_index, save_clast_name_index, debug_clast_name_index,
1781 debug_clast_name_indexes_1, debug_clast_name_indexes,
1782 clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
1783 (clast_name_to_gcc, clast_to_gcc_expression,
1784 clast_to_gcc_expression_red, gcc_type_for_clast_expr,
1785 gcc_type_for_clast_eq, graphite_translate_clast_equation,
1786 graphite_create_guard_cond_expr, graphite_create_new_loop,
1787 translate_clast): Add params_index.
1788 (initialize_cloog_names): Create parameter strings from scratch, do
1789 not reference other strings.
1790 (create_params_index): New.
1791 (gloog): Initialize params_index.
1792 * graphite-scop-detection (free_scops_1): Removed.
1793 (limit_scops): Use normal free_scops.
1794 * graphite-sese-to-poly.c (save_var_names): Removed.
1795 (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
1796 and SESE_PARAMS_INDEX.
1797 * sese.c (new_sese, free_sese): Dito.
1798 * sese.h (struct sese): Remove params_index, params_names.
1799 (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
1801 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1803 Revert the following patch from 2009-09-14:
1804 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
1805 tree-scalar-evolution.h, and then tree-data-ref.h.
1806 * graphite-clast-to-gimple.c: Same.
1807 * graphite-dependences.c: Same.
1808 * graphite-interchange.c: Same.
1809 * graphite-poly.c: Same.
1810 * graphite-scop-detection.c: Same.
1811 * graphite-sese-to-poly.c: Same.
1813 * lambda-code.c: Same.
1814 * matrix-reorg.c: Same.
1815 * tree-data-ref.c: Same.
1816 * tree-if-conv.c: Same.
1817 * tree-loop-distribu: Same.: Same.
1818 * tree-loop-linear.c: Same.
1819 * tree-parloops.c: Same.
1820 * tree-predcom.c: Same.
1821 * tree-vect-patterns.c: Same.
1823 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1825 Revert patch from 2009-09-14.
1826 * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
1827 passes at -O1 and below.
1829 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1832 * gcc.dg/graphite/pr40281.c: New.
1834 * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
1835 evolutions should not variate in inner loops.
1837 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1840 * gfortran.dg/graphite/pr42050.f90: New.
1842 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1844 * graphite-interchange.c (memory_strides_in_loop_depth): New.
1845 (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
1847 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1849 * graphite-blocking.c (scop_do_block): New.
1850 * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
1851 * graphite-poly.h (scop_do_block): Declared.
1853 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1855 * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
1856 depth is the loop nesting depth in the LST. Call psct_dynamic_dim
1857 to transform depth into the time_depth before calling
1858 pbb_number_of_iterations_at_time.
1859 (lst_do_strip_mine): Use a scalar variable instead of recomputing
1862 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1864 Reverted the patch for "scattering permutations" from 2009-10-28.
1866 * graphite-poly.c (print_permutation): New.
1867 (debug_permutation): New.
1868 (new_poly_bb): Initialize PBB_PERMUTATION.
1869 (free_poly_bb): Free PBB_PERMUTATION.
1870 * graphite-poly.h (pbb_permutation_elt_p): Declared.
1871 (struct pbb_permutation_elt): New.
1872 (PBB_PERMUTATION_ELT_STRIDE): New.
1873 (PBB_PERMUTATION_ELT_STRIDED_P): New.
1874 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
1875 (new_pbb_permutation_elt): New.
1876 (pbb_permutation_elt_free): New.
1877 (struct poly_bb): Add field permutation.
1878 (PBB_PERMUTATION): New.
1879 (print_permutation): Declared.
1880 (debug_permutation): Declared.
1882 2009-11-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1884 * graphite-interchange.c (build_partial_difference): New.
1885 (memory_stride_in_loop): Refactored the computation of
1886 equality constraints into build_partial_difference function.
1887 Added support for debugging stride computations.
1889 2009-11-03 Sebastian Pop <sebastian.pop@amd.com>
1891 * graphite-clast-to-gimple.c (gloog): Free if_region,
1892 if_region->true_region, and if_region->region.
1893 * sese.c (if_region_set_false_region): Free if_region->false_region.
1894 (create_if_region_on_edge): Do not use GGC_NEW.
1895 (move_sese_in_condition): Remove useless initialization.
1897 2009-11-03 Sebastian Pop <sebastian.pop@amd.com>
1899 * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
1900 for the loops created by the loop distribution. Do not modify the
1902 (lst_try_interchange_loops): Same. Use a temporary LST for the
1903 transformed schedule. Call lst_update_scattering before data
1904 dependence analysis.
1905 (lst_try_interchange): Pass an extra parameter INDEX.
1906 (lst_do_interchange_1): New.
1907 (lst_do_interchange): Call lst_do_interchange_1.
1908 (scop_do_interchange): Call lst_update_scattering.
1909 * graphite-poly.c (apply_poly_transforms): Do not call
1910 lst_update_scattering.
1911 * graphite-poly.h (lst_pred): New.
1913 (lst_find_first_pbb): Return NULL when not found.
1915 (lst_insert_in_sequence): Allow LST1 to be NULL.
1917 (lst_substitute_3): New.
1918 * gcc.dg/graphite/interchange-1.c: XFail.
1919 * gcc.dg/graphite/interchange-8.c: XFail.
1920 * gcc.dg/graphite/interchange-11.c: XFail.
1922 2009-10-30 Sebastian Pop <sebastian.pop@amd.com>
1924 * graphite-interchange.c (lst_perfectly_nested_p): New.
1925 (lst_perfect_nestify): New.
1926 (lst_try_interchange_loops): Call store_lst_schedule,
1927 lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
1928 (scop_do_interchange): Avoid redundant legality test.
1929 Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
1930 * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
1931 * graphite-poly.h (psct_static_dim): New.
1932 (lst_dewey_number_at_depth): New.
1933 (lst_find_pbb): Restructured.
1934 (lst_find_first_pbb): Restructured.
1935 (lst_find_last_pbb): New.
1936 (lst_contains_p): New.
1937 (lst_contains_pbb): New.
1938 (lst_create_nest): New.
1939 (lst_remove_from_sequence): New.
1940 (pbb_update_scattering): New.
1941 (lst_update_scattering_under): New.
1942 (lst_update_scattering_seq): New.
1943 (lst_update_scattering): New.
1944 (lst_insert_in_sequence): New.
1945 (lst_distribute_lst): New.
1946 (lst_remove_all_before_including_pbb): New.
1947 (lst_remove_all_before_excluding_pbb): New.
1949 2009-10-30 Sebastian Pop <sebastian.pop@amd.com>
1951 * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
1952 get_loop_exit_edges.
1954 2009-10-30 Sebastian Pop <sebastian.pop@amd.com>
1956 * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
1958 2009-10-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1960 * graphite-poly.c (print_permutation): New.
1961 (debug_permutation): New.
1962 (new_poly_bb): Initialize PBB_PERMUTATION.
1963 (free_poly_bb): Free PBB_PERMUTATION.
1964 * graphite-poly.h (pbb_permutation_elt_p): Declared.
1965 (struct pbb_permutation_elt): New.
1966 (PBB_PERMUTATION_ELT_STRIDE): New.
1967 (PBB_PERMUTATION_ELT_STRIDED_P): New.
1968 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
1969 (new_pbb_permutation_elt): New.
1970 (pbb_permutation_elt_free): New.
1971 (struct poly_bb): Add field permutation.
1972 (PBB_PERMUTATION): New.
1973 (print_permutation): Declared.
1974 (debug_permutation): Declared.
1976 2009-10-26 Sebastian Pop <sebastian.pop@amd.com>
1978 * graphite-clast-to-gimple.c (gloog): Do not call
1979 sese_reset_aux_in_loops.
1980 * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
1981 extra argument for domains. Do not use loop->aux.
1982 (build_scop_iteration_domain): Initialize and free domains, pass it
1983 to build_loop_iteration_domains and extract the information from
1984 domains. Do not use loop->aux.
1985 * sese.c (sese_reset_aux_in_loops): Removed.
1986 * sese.h (sese_reset_aux_in_loops): Removed.
1988 2009-10-26 Sebastian Pop <sebastian.pop@amd.com>
1990 * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
1991 (dependency_in_loop_p): Same.
1992 (translate_clast): Do not use loop->aux. Initialize
1993 loop->can_be_parallel.
1994 (mark_loops_parallel): Removed.
1995 * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
1996 * graphite.c (free_aux_in_new_loops): Removed.
1997 (graphite_finalize): Do not call free_aux_in_new_loops.
1998 (graphite_transform_loops): Do not call mark_loops_parallel.
2000 2009-10-26 Li Feng <nemokingdom@gmail.com>
2002 * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
2003 (translate_clast): Pass an extra parameter LEVEL.
2004 Call get_scattering_level.
2005 * graphite-clast-to-gimple.h (get_scattering_level): New.
2007 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2009 * cfgloop.c (alloc_loop): Initialize loop->single_iv.
2010 * cfgloop.h (struct loop): New field single_iv.
2012 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
2013 loop->aux anymore: use loop->single_iv.
2014 (graphite_loop_normal_form): Moved...
2015 (build_graphite_loop_normal_form): Removed.
2016 (gloog): Do not call build_graphite_loop_normal_form.
2017 (free_aux_in_new_loops): Moved...
2018 (mark_loops_parallel): Restructure.
2019 * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
2020 * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
2021 (scop_canonicalize_loops): New.
2022 (build_poly_scop): Call scop_canonicalize_loops.
2023 * graphite.c (free_aux_in_new_loops): ...here.
2025 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2027 * g++.dg/graphite/graphite.exp: Add the same rules as in
2028 gcc.dg/graphite/graphite.exp.
2030 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2032 * g++.dg/graphite/id-1.C: New.
2034 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2036 * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
2038 (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
2039 (rewrite_phi_out_of_ssa): Same.
2040 (rewrite_cross_bb_scalar_deps): Same.
2041 (translate_scalar_reduction_to_array): Same.
2043 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2045 * graphite-sese-to-poly.c (build_scop_drs): Disable call to
2048 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2050 * graphite-sese-to-poly.c (dump_alias_graphs): New.
2051 (build_scop_drs): Call dump_alias_graphs.
2053 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2055 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
2056 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
2057 (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
2058 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
2059 * graphite-poly.h (free_lst): New.
2060 (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
2061 (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
2063 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2065 * graphite-poly.h (struct scop): Add a field saved_schedule.
2066 (SCOP_SAVED_SCHEDULE): New.
2067 (store_lst_schedule): New.
2068 (restore_lst_schedule): New.
2069 (store_scattering): Call store_lst_schedule.
2070 (restore_scattering): Call restore_lst_schedule.
2072 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2074 * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
2075 (pdr_add_alias_set): Same.
2076 (build_poly_dr): Same.
2077 (build_alias_set_optimal_p): Same.
2078 (build_base_obj_set_for_drs): Same. Do not store the result of
2081 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2083 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
2084 all_components_are_cliques to 1.
2086 2009-10-20 Li Feng <nemokingdom@gmail.com>
2088 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
2090 (pdr_add_alias_set): Update retrieving alias_set_num.
2091 (build_poly_dr): Update retrieving dr_base_object_set.
2092 (partition_drs_to_sets): Remove.
2093 (build_alias_set_optimal_p): New.
2094 (build_alias_set_for_drs): Rename.
2095 (build_scop_drs): Update.
2096 * graphite-sese-to-poly.h (struct base_alias_pair): New.
2097 (ALIAS_SET_INDEX): Remove.
2098 (BASE_OBJECT_SET_INDEX): Remove.
2100 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2102 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
2104 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2106 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
2107 loop upper bounds for 1-element arrays at end of structures.
2108 * tree-flow.h (array_at_struct_end_p): Declared.
2109 * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
2111 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2113 * g++.dg/graphite/pr41305.C: New.
2115 2009-10-20 Alexander Monakov <amonakov@ispras.ru>
2117 * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
2118 construction of parameter constraints from loop iteration analysis.
2119 * gcc.dg/graphite/run-id-2.c: New test.
2121 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2123 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
2126 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2128 * graphite-dependences.c (dependence_polyhedron_1): Remove
2129 unused gdim dimensions from the DDR polyhedron.
2131 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2133 * graphite-dependences.c (pddr_transformed_scattering): New.
2134 (dot_original_deps_stmt_1): New.
2135 (dot_transformed_deps_stmt_1): New.
2136 (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
2137 dot_transformed_deps_stmt_1.
2138 (dot_original_deps): New.
2139 (dot_transformed_deps): New.
2140 (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
2142 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2144 * graphite-dependences.c (reduction_dr_1): Remove wrong
2145 assert: reduction BBs can have multiple reduction writes
2146 to memory. interchange-3.f90 is an example.
2148 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2150 * gfortran.dg/graphite/interchange-3.f90: New.
2152 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2154 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
2156 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2158 * graphite-dependences.c (dependence_polyhedron_1): Add the
2159 context to the dependence polyhedron.
2161 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2163 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
2164 PBB_PDR_DUPLICATES_REMOVED.
2165 (new_poly_bb): Same.
2167 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2169 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
2171 (build_loop_iteration_domains): Extract bounds on parameters
2172 based on the data size.
2173 (build_scop_context): Do not initialize SCOP_CONTEXT;
2174 add new constraints.
2176 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2178 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
2179 * graphite-ppl.h (graphite-ppl.h): Declared.
2181 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2183 * graphite-ppl.c (ppl_print_linear_expr): New.
2184 (debug_ppl_linear_expr): New.
2185 * graphite-ppl.h (ppl_print_linear_expr): Declared.
2186 (debug_ppl_linear_expr): Declared.
2188 2009-10-16 Sebastian Pop <sebastian.pop@amd.com>
2190 * graphite-interchange.c: Fix comments.
2191 * gcc.dg/graphite/block-1.c: Fix comments.
2193 2009-10-16 Sebastian Pop <sebastian.pop@amd.com>
2195 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
2196 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
2198 2009-10-16 Sebastian Pop <sebastian.pop@amd.com>
2200 Reapply the patch from Alexander Monakov that disappeared during
2201 the last merges from trunk.
2203 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
2205 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2206 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2208 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2210 * graphite-interchange.c (memory_stride_in_loop): The depth
2211 argument corresponds to a dynamic time dimension, so use
2212 psct_dynamic_dim to refer to the transformed scattering dimension.
2214 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2216 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
2218 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2220 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
2222 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
2223 the root of the LST.
2224 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
2226 (print_lst): Print the root of LST in a different format.
2227 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
2229 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2231 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
2233 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2235 * doc/passes.texi: Document the Graphite infrastructure.
2237 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2239 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
2240 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
2241 and check the SSA representation.
2243 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
2245 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2247 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
2249 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2251 * gcc.dg/graphite/interchange-11.c: New.
2253 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2255 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
2257 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2259 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
2260 Add -fno-loop-strip-mine and -fno-loop-interchange.
2261 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
2262 -fno-loop-strip-mine.
2263 * gfortran.dg/graphite/graphite.exp: Same.
2265 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2267 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
2268 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
2269 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
2270 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
2271 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
2272 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
2273 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
2274 DEFAULT_FLAGS_GRAPHITE_SCOP.
2275 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
2276 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
2278 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2280 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
2282 2009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2283 Sebastian Pop <sebastian.pop@amd.com>
2285 * graphite-interchange.c (build_linearized_memory_access): Pass an
2286 offset as parameter.
2287 (memory_stride_in_loop): Include transform scattering in the
2288 access functions to be able to querry the strides in the
2290 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
2291 not the psct_iterator_dim.
2293 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2295 * graphite-blocking.c (pbb_do_strip_mine): Removed.
2296 (lst_do_strip_mine_loop): New.
2297 (lst_do_strip_mine): New.
2298 (scop_do_strip_mine): Call lst_do_strip_mine.
2299 * graphite-poly.h (lst_add_loop_under_loop): New.
2300 (lst_find_first_pbb): New.
2302 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2304 * graphite-poly.c (loop_to_lst): Fix LST creation.
2306 2009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
2308 * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
2309 sizeof(unsigned long) to make it run on 32bit systems.
2311 2009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
2313 * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
2316 2009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
2318 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
2320 (write_alias_graph_to_ascii_dot): New.
2321 (write_alias_graph_to_ascii_ecc): Ditto.
2322 (partition_drs_to_sets): Add testing of optimality of current method
2323 which assigns alias numbers according to DFS Comopnent number. used
2324 as heuristic for the upcoming ECC algorithm.
2325 (build_scop_drs): Write to file also with the ecc and dot format.
2327 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2329 * gfortran.dg/graphite/interchange-1.f: XFail.
2331 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2333 * graphite.c (graphite_initialize): Do not handle functions with
2334 more than 100 basic blocks.
2336 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2338 * graphite-blocking.c (pbb_do_strip_mine): Use
2339 PARAM_LOOP_BLOCK_TILE_SIZE.
2341 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2343 * graphite-poly.c (dot_lst_1): New.
2345 * graphite-poly.h (dot_lst): Declared.
2347 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2349 * graphite-dependences.c (dot_deps_stmt_1): New.
2350 (dot_deps_stmt): New.
2351 * graphite-dependences.h (dot_deps_stmt): Declared.
2353 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2355 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
2356 not replace cross BB scalar dependences ending on PHI nodes.
2357 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
2359 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2361 * graphite-poly.c (apply_poly_transforms): Implement the high
2362 level driver for flag_loop_block.
2363 * opts.c (decode_options): Enable flag_loop_block at -O2.
2364 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
2367 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
2369 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
2372 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2374 * graphite-poly.h (lst_find_pbb): New.
2375 (find_lst_loop): New.
2377 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2379 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
2380 * graphite-poly.h (struct scop): Remove dep_graph field.
2381 (SCOP_DEP_GRAPH): Removed.
2383 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2385 * graphite-poly.h (copy_lst): Do full copy of LST.
2387 2009-10-07 Sebastian Pop <sebastian.pop@amd.com>
2389 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
2390 when the loop stride is zero.
2392 * gcc.dg/graphite/id-16.c: New.
2394 2009-10-06 Sebastian Pop <sebastian.pop@amd.com>
2396 * graphite-dependences.c (reduction_dr_1): New.
2397 (reduction_dr_p): New.
2398 (graphite_legal_transform_dr): Call reduction_dr_p.
2399 (reduction_ddr): Renamed reduction_ddr_p.
2400 * graphite-poly.h (same_pdr_p): New.
2401 (number_of_write_pdrs): New.
2402 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
2403 (split_reduction_stmt): Do not split reduction statements
2404 when there are no writes to memory.
2405 (translate_scalar_reduction_to_array_for_stmt): Insert the
2406 memory reduction statement just after the scalar reduction statement.
2408 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
2410 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
2411 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
2413 2009-10-06 Sebastian Pop <sebastian.pop@amd.com>
2415 * graphite-interchange.c (lst_apply_interchange): New.
2416 (lst_interchange_profitable_p): New.
2417 (lst_try_interchange_loops): New.
2418 (lst_try_interchange): New.
2419 (lst_do_interchange): New.
2420 (pbb_do_interchange): Removed.
2421 (scop_do_interchange): Call lst_do_interchange.
2423 2009-10-06 Sebastian Pop <sebastian.pop@amd.com>
2425 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
2426 SCOP_TRANSFORMED_SCHEDULE.
2431 * graphite-poly.h (lst_p): New.
2434 (LST_LOOP_FATHER): New.
2437 (scop_to_lst): Declared.
2438 (print_lst): Declared.
2439 (debug_lst): Declared.
2440 (new_lst_loop): New.
2441 (new_lst_stmt): New.
2444 (lst_dewey_number): New.
2445 (struct scop): Add original_schedule and transformed_schedule fields.
2446 (SCOP_ORIGINAL_SCHEDULE): New.
2447 (SCOP_TRANSFORMED_SCHEDULE): New.
2448 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
2450 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2452 * graphite-dependences.c (reduction_ddr): New.
2453 (graphite_legal_transform_bb): Call reduction_ddr.
2454 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
2455 Initialize PBB_IS_REDUCTION.
2456 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
2457 (PBB_IS_REDUCTION): New.
2458 (new_poly_bb): Update declaration.
2459 * graphite-scop-detection.h (build_scop_bbs): Removed.
2460 (nb_reductions_in_loop): Removed.
2461 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
2462 parameter for reductions.
2463 (try_generate_gimple_bb): Update call to new_poly_bb.
2464 (build_scop_bbs_1): Same.
2465 (build_scop_bbs): Same.
2466 (gsi_for_phi_node): New.
2467 (scalar_close_phi_node_p): Remove gcc_assert.
2468 (split_reduction_stmt): New.
2469 (is_reduction_operation_p): New.
2470 (phi_contains_arg): New.
2471 (follow_ssa_with_commutative_ops): New.
2472 (detect_commutative_reduction_arg): New.
2473 (detect_commutative_reduction_assign): New.
2474 (follow_inital_value_to_phi): New.
2475 (edge_initial_value_for_loop_phi): New.
2476 (initial_value_for_loop_phi): New.
2477 (detect_commutative_reduction): New.
2478 (translate_scalar_reduction_to_array_for_stmt): New.
2479 (insert_copyout): New.
2480 (insert_copyin): New.
2481 (translate_scalar_reduction_to_array): New.
2482 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
2483 (rewrite_commutative_reductions_out_of_ssa_loop): New.
2484 (rewrite_commutative_reductions_out_of_ssa): New.
2485 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
2486 * sese.h (split_region_for_bb): New.
2488 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
2489 * gcc.dg/graphite/interchange-1.c: Fix format.
2490 * gcc.dg/graphite/interchange-10.c: New.
2492 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2494 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
2497 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2499 * graphite-sese-to-poly.c (scev_analyzable_p): New.
2500 (rewrite_cross_bb_scalar_dependence): New.
2501 (rewrite_cross_bb_scalar_deps): New.
2502 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
2503 Call rewrite_cross_bb_scalar_deps.
2505 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2507 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
2508 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
2511 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2513 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
2514 * graphite-interchange.c (pbb_do_interchange): Same.
2515 * graphite-poly.c (print_scattering_function): Same.
2517 * graphite-poly.h (pbb_loop): New.
2518 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
2520 2009-09-27 Sebastian Pop <sebastian.pop@amd.com>
2522 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
2524 2009-09-27 Sebastian Pop <sebastian.pop@amd.com>
2526 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
2527 so don't pass a pointer to it.
2528 (build_alias_set_for_drs): Same.
2529 (build_base_obj_set_for_drs): Same.
2530 (build_scop_drs): Same.
2532 2009-09-26 Li Feng <nemokingdom@gmail.com>
2534 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
2535 the alias graph of data references.
2537 2009-09-25 Li Feng <nemokingdom@gmail.com>
2539 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
2540 (build_scop_drs): When debugging, write the alias graph to file,
2541 otherwise, should be disabled.
2543 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2545 * Merge from mainline (151310:151361).
2547 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2549 * Merge from mainline (151171:151310).
2551 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2553 * Merge from mainline (151171:151806).
2555 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2557 * Revert the last commit.
2559 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2561 * Merge from mainline (151171:151819).
2563 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2565 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
2566 (is_simple_operand): Remove call to stmt_simple_memref_p.
2567 (stmt_simple_for_scop_p): Update call to is_simple_operand.
2569 2009-09-17 David Edelsohn <edelsohn@gnu.org>
2571 * gcc.dg/graphite/interchange-mvt.c: New File.
2572 * gcc.dg/graphite/scop-dsyrk.c: New File.
2573 * gcc.dg/graphite/scop-dsyr2k.c: New File.
2574 * gcc.dg/graphite/scop-mvt.c: New File.
2575 * gcc.dg/graphite/scop-sor.c: New File.
2577 2009-09-17 Li Feng <nemokingdom@gmail.com>
2579 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
2580 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
2581 (graphite_carried_dependence_level_k): Ditto.
2582 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
2583 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
2584 (new_poly_dr): Adjust declaration.
2585 * graphite-sese-to-poly.c (free_data_refs_aux): New.
2586 (free_gimple_bb): Added free_data_refs_aux.
2587 (build_poly_dr): Add dr_base_object_set.
2588 (partition_drs_to_sets): New.
2589 (dr_same_base_object_p): New.
2590 (build_alias_set_for_drs): New.
2591 (build_base_object_set_for_drs): New.
2592 (build_scop_drs): Add build_base_obj_set_for_drs.
2593 * graphite-sese-to-poly.h: Added #define for alias set number index and
2594 base object set index.
2595 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
2596 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
2598 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
2600 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2601 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2603 2009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2605 * graphite-sese-to-poly.c (struct irp_data): Removed.
2606 (idx_record_params): Removed.
2607 (find_params_in_bb): Scan for parameters the access functions; don't
2608 parse the tree representation.
2610 2009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2612 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
2613 passes at -O1 and below.
2615 2009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2617 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
2618 tree-scalar-evolution.h, and then tree-data-ref.h.
2619 * graphite-clast-to-gimple.c: Same.
2620 * graphite-dependences.c: Same.
2621 * graphite-interchange.c: Same.
2622 * graphite-poly.c: Same.
2623 * graphite-scop-detection.c: Same.
2624 * graphite-sese-to-poly.c: Same.
2626 * lambda-code.c: Same.
2627 * matrix-reorg.c: Same.
2628 * tree-data-ref.c: Same.
2629 * tree-if-conv.c: Same.
2630 * tree-loop-distribu: Same.: Same.
2631 * tree-loop-linear.c: Same.
2632 * tree-parloops.c: Same.
2633 * tree-predcom.c: Same.
2634 * tree-vect-patterns.c: Same.
2636 2009-09-02 Sebastian Pop <sebastian.pop@amd.com>
2638 Partially revert the previous patch, except the following.
2639 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
2640 as parameters the operands of the not expression.
2642 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2644 * tree-scalar-evolution.c (instantiate_scev_assign): New.
2645 Do not call analyze_scalar_evolution on assignments.
2646 (instantiate_scev_phi): Call analyze_scalar_evolution.
2647 (instantiate_scev_name): Call instantiate_scev_assign and
2648 instantiate_scev_phi.
2649 (instantiate_scev_not): Adapted to pass as parameters the operands
2650 of the not expression.
2652 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2654 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
2655 to pass as parameters the operands of the binary expression.
2657 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2659 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
2660 instantiate_scev_not. Handle NEGATE_EXPR.
2661 (instantiate_scev_r): Handle NEGATE_EXPR.
2663 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2665 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
2667 (instantiate_scev_r): Move code in instantiate_scev_2
2668 and instantiate_scev_1.
2670 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2672 * tree-scalar-evolution.c (instantiate_scev_3): New.
2673 (instantiate_scev_1): Move code in instantiate_scev_3.
2675 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2677 * tree-scalar-evolution.c (instantiate_scev_poly): New.
2678 (instantiate_scev_1): Move code in instantiate_scev_poly.
2680 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2682 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
2683 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
2685 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2687 * tree-scalar-evolution.c (instantiate_scev_convert): New.
2688 (instantiate_scev_1): Move code in instantiate_scev_convert.
2690 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2692 * tree-scalar-evolution.c (instantiate_scev_binary): New.
2693 (instantiate_scev_1): Move code in instantiate_scev_binary.
2695 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2697 * tree-scalar-evolution.c (instantiate_scev_name): New.
2698 (instantiate_scev_1): Move code in instantiate_scev_name.
2700 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2702 * Merge from mainline (150992:151171).
2704 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2706 * opts.c (decode_options): Enable flag_loop_interchange at -O2.
2708 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2710 * graphite-dependences.c (graphite_legal_transform_bb): Call
2711 pbb_remove_duplicate_pdrs.
2712 * graphite-poly.c (can_collapse_pdr): Removed.
2713 (pdr_find_duplicate): Removed.
2714 (can_collapse_pdrs): New.
2715 (pbb_remove_duplicate_pdrs): New.
2716 (new_poly_dr): Do not look for duplicates.
2717 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
2718 (PBB_PDR_DUPLICATES_REMOVED): New.
2719 (pbb_remove_duplicate_pdrs): Declared.
2721 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2723 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
2724 the strides by multiplying by PDR_NB_REFS.
2725 * graphite-poly.c (can_collapse_pdr): New.
2726 (pdr_find_duplicate): New.
2727 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
2728 Initialize PDR_NB_REFS.
2729 * graphite-poly.h (struct poly_dr): Add field nb_refs.
2731 (new_poly_dr): Number of subscripts is a graphite_dim_t.
2733 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2735 Revert one of the previous commits:
2736 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
2737 the computation of symmetric data dependence relations.
2738 (dependency_between_pbbs_p): Same.
2740 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2743 * graphite-poly.c (apply_poly_transforms): Remove legality test before
2746 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2748 * graphite-dependences.c (pddr_original_scattering): Return NULL
2749 for read-read dependence relations.
2750 * graphite-poly.h (enum poly_dr_type): Fix comment.
2753 (pdr_may_write_p): New.
2755 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2757 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
2758 (struct poly_dr): Same.
2759 (new_poly_dr): Same.
2760 * graphite-poly.c (new_poly_dr): Same.
2762 2009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2763 Sebastian Pop <sebastian.pop@amd.com>
2765 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
2766 pbb_strip_mine_time_depth. Changed the implementation so that
2767 transformation is expressed as a transformation on
2768 time (scatttering) dimensions. Also, ensures that the 2d+1
2769 scheduling format is preserved.
2770 (pbb_strip_mine_profitable_p): Profitability is based on the
2771 iteration number of a given time (scattering) dimension,
2772 and not on a original loop depth dimension.
2773 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
2774 (pbb_do_strip_mine): Call psct_dynamic_dim.
2775 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
2776 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
2777 (pbb_nb_dynamic_scattering_transform): New.
2778 (psct_dynamic_dim): New.
2780 2009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2782 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2783 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2784 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
2785 * graphite-interchange.c (build_linearized_memory_access): Same.
2786 (memory_stride_in_loop): Same.
2788 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2790 * graphite-dependences.c (pddr_original_scattering): New.
2791 (graphite_legal_transform_dr): Call pddr_original_scattering.
2794 * graphite-dependences.h (dot_deps): Declared.
2795 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
2796 (print_pdr): Print PDR_ID.
2797 * graphite-poly.h (struct poly_dr): Add field id.
2800 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
2802 2009-08-22 Sebastian Pop <sebastian.pop@amd.com>
2804 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
2805 not delete the original dependence relation.
2807 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
2809 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
2810 the computation of symmetric data dependence relations.
2811 (dependency_between_pbbs_p): Same.
2813 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
2815 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
2816 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
2817 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
2818 (free_poly_ddr): New.
2819 (pddr_is_empty): New.
2820 (dependence_polyhedron_1): Now returns a poly_ddr_p.
2821 (dependence_polyhedron): Same. Remove useless gcc_assert.
2823 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
2824 (graphite_carried_dependence_level_k): Call pddr_is_empty.
2825 * graphite-dependences.h (enum poly_dependence_kind): New.
2826 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
2827 (PDRP_SOURCE): Renamed PDDR_SOURCE.
2828 (PDRP_SINK): Renamed PDDR_SINK.
2829 (PDRP_DDP): Renamed PDDR_DDP.
2831 (free_poly_ddr): Declared.
2832 * graphite-poly.c (new_scop): Use the new hash function names.
2833 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
2834 into original_pddrs.
2835 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
2837 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
2839 * Merge from mainline (150764:150992).
2841 2009-08-18 Sebastian Pop <sebastian.pop@amd.com>
2843 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
2844 bounds with LT_EXPR to make niter analysis more precise on code
2845 generated by Graphite.
2847 2009-08-18 Sebastian Pop <sebastian.pop@amd.com>
2849 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
2850 (graphite_legal_transform_bb): Same.
2851 (poly_drs_may_alias_p): Same.
2853 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2856 * graphite-ppl.c (ppl_max_for_le): Correct the use of
2857 ppl_Pointset_Powerset_C_Polyhedron_maximize.
2859 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
2861 * graphite-poly.c (print_pbb): Print PBB index.
2863 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
2865 * Merge from mainline (r150672:150764).
2867 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
2869 * graphite-interchange.c (ppl_max_for_le): Moved...
2870 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
2871 * graphite-ppl.c (ppl_max_for_le): ... here.
2872 * graphite-ppl.h (ppl_max_for_le): Declared.
2874 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2876 * Merge from mainline (r150372:150672).
2878 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2881 * sese.c (convert_for_phi_arg): New.
2882 (add_guard_exit_phis): Use convert_for_phi_arg.
2884 * gfortran.dg/graphite/id-17.f: New.
2886 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2888 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
2889 unknown subscript upper bounds.
2891 * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
2893 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2894 Pranav Garg <pranav.garg2107@gmail.com>
2896 * graphite-interchange.c (gather_access_strides): Removed.
2897 (ppl_max_for_le): New.
2898 (build_linearized_memory_access): New.
2899 (memory_stride_in_loop): New.
2900 (pbb_interchange_profitable_p): Reimplemented.
2901 * graphite-ppl.h (ppl_new_id_map): New.
2902 (ppl_interchange): New.
2904 * gcc.dg/graphite/interchange-6.c: XFAILed.
2906 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2908 * graphite-interchange.c (compute_subscript): Removed.
2909 (compute_array_size_cstr): Removed.
2910 (compute_array_size_poly): Removed.
2911 (compute_array_size): Removed.
2912 (gather_access_strides_poly): Removed.
2913 (gather_access_strides): Empty.
2915 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2917 * graphite-dependences.c (dependence_polyhedron_1): Replace
2918 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
2919 (graphite_legal_transform_dr): Same.
2920 (graphite_carried_dependence_level_k): Same.
2921 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
2922 Initialize PDR_NB_SUBSCRIPTS.
2923 (print_pdr_access_layout): Replace pdr_nb_subscripts with
2925 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
2926 (PDR_NB_SUBSCRIPTS): New.
2927 (pdr_nb_subscripts): Removed.
2928 (pdr_dim): Simplified.
2929 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
2930 with PDR_NB_SUBSCRIPTS.
2932 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2934 * graphite-interchange.c (compute_array_size): Remove use of
2936 * graphite-poly.c (new_poly_dr): Remove argument data_container.
2937 Do not initialize PDR_DATA_CONTAINER.
2938 (print_pdr): Do not print PDR_DATA_CONTAINER.
2939 * graphite-poly.h (struct poly_dr): Remove data_container field.
2940 (PDR_DATA_CONTAINER): Removed.
2941 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
2943 (build_poly_dr): Same.
2945 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2947 * gcc.dg/graphite/interchange-9.c: New.
2949 2009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2950 Sebastian Pop <sebastian.pop@amd.com>
2952 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
2953 copy of the dependence polyhedron. Free the temporary objects.
2954 (graphite_carried_dependence_level_k): Free unused objects before
2957 * gcc.dg/graphite/interchange-1.c: XFAILed.
2958 * gcc.dg/graphite/interchange-2.c: XFAILed.
2959 * gcc.dg/graphite/interchange-3.c: XFAILed.
2960 * gcc.dg/graphite/interchange-4.c: XFAILed.
2961 * gcc.dg/graphite/interchange-7.c: XFAILed.
2963 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
2965 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
2966 Early return without analyzing the data dependences if no
2967 transform has been done. Call restore_scattering if the transform
2969 (graphite-interchange.c): Same.
2970 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
2971 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
2972 (apply_poly_transforms): Do not gcc_assert that
2973 the transform is legal.
2974 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
2975 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
2976 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
2977 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
2978 * graphite-poly.h (struct poly_scattering): New.
2979 (struct poly_bb): Add original, transformed, and saved fields.
2980 Remove transformed_scattering, original_scattering, nb_local_variables,
2981 and nb_scattering_transform fields.
2982 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
2983 (poly_scattering_new): New.
2984 (poly_scattering_free): New.
2985 (poly_scattering_copy): New.
2986 (store_scattering_pbb): New.
2987 (store_scattering): New.
2988 (restore_scattering_pbb): New.
2989 (restore_scattering): New.
2990 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2991 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
2993 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
2995 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
2998 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
3000 * Makefile.in (graphite.o): Depends on PREDICT_H.
3001 * graphite.c: Include predict.h.
3002 (graphite_finalize): Call tree_estimate_probability.
3003 * predict.c (predict_loops): Do not call scev_initialize and
3005 (tree_estimate_probability_bb): New.
3006 (tree_estimate_probability): Do not initialize loops: move that
3007 code to the driver. Call tree_estimate_probability_bb.
3008 (tree_estimate_probability_driver): New.
3009 (pass_profile): Use tree_estimate_probability_driver.
3010 * predict.h (tree_estimate_probability): Declared.
3012 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
3014 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3015 * graphite-dependences.c (graphite_legal_transform): Add time to
3016 TV_GRAPHITE_DATA_DEPS.
3017 (dependency_between_pbbs_p): Same.
3018 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3020 2009-08-03 Sebastian Pop <sebastian.pop@amd.com>
3022 * Merge from mainline (r149952:150372).
3024 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3026 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
3027 * graphite-blocking.c: Same.
3028 * graphite-clast-to-gimple.c: Same.
3029 * graphite-dependences.c: Same.
3030 * graphite-poly.c: Same.
3031 * graphite-poly.h: Same.
3032 * graphite-ppl.c: Same.
3033 * graphite-scop-detection.c: Same.
3034 * graphite-sese-to-poly.c: Same.
3037 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3039 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
3040 (remove_simple_copy_phi): New.
3041 (remove_invariant_phi): New.
3042 (simple_copy_phi_p): New.
3043 (reduction_phi_p): New.
3044 (gsi_for_ssa_name_def): New.
3045 (insert_out_of_ssa_copy): New.
3046 (insert_out_of_ssa_copy_on_edge): New.
3047 (create_zero_dim_array): New.
3048 (scalar_close_phi_node_p): New.
3049 (rewrite_close_phi_out_of_ssa): New.
3050 (rewrite_phi_out_of_ssa): New.
3051 (rewrite_reductions_out_of_ssa): New.
3052 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
3054 * gcc.dg/graphite/id-11.c: New.
3055 * gcc.dg/graphite/id-15.c: New.
3056 * gcc.dg/graphite/interchange-1.c: Un-XFAIL.
3057 * gcc.dg/graphite/interchange-2.c: Un-XFAIL.
3058 * gcc.dg/graphite/interchange-3.c: Un-XFAIL.
3059 * gcc.dg/graphite/interchange-4.c: Un-XFAIL.
3060 * gcc.dg/graphite/interchange-7.c: Un-XFAIL.
3061 * gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
3062 * gfortran.dg/graphite/id-13.f: New.
3063 * gfortran.dg/graphite/id-5.f: New.
3065 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3067 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
3068 check that nb_reductions_in_loop is zero.
3069 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
3070 reduction phi nodes.
3071 (nb_reductions_in_loop): Removed.
3072 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
3073 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
3074 (bb_contains_non_iv_scalar_phi_nodes): Removed.
3075 (scop_contains_non_iv_scalar_phi_nodes): Removed.
3076 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
3078 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3080 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
3081 statements that have an empty iteration domain.
3082 * gfortran.dg/graphite/id-16.f: New.
3084 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3086 * tree-scalar-evolution.c (instantiate_scev_1): Return
3087 chrec_dont_know when the result is not above instantiate_below.
3088 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
3089 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
3090 the tree has a known scalar evolution.
3091 * gfortran.dg/graphite/id-14.f: New.
3092 * gfortran.dg/graphite/id-15.f: New.
3094 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3096 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
3098 (rename_variables): Keep inserting renames after the ones already
3101 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3103 * graphite-sese-to-poly.c (compare_bb_depths): New.
3104 (graphite_sort_dominated_info): New.
3105 (build_scop_bbs_1): Call graphite_sort_dominated_info.
3106 (build_scop_scattering): Fix comment.
3108 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3110 * graphite.c (graphite_finalize): Call print_loops instead of
3111 dump_function_to_file.
3112 * gcc.dg/graphite/graphite.exp: Fix formatting.
3113 * gcc.dg/graphite/pr35356-1.c: New. Look for the number of
3114 loops generated in the graphite output file.
3115 * gcc.dg/graphite/pr35356-2.c: New.
3116 * gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
3117 * gfortran.dg/graphite/id-12.f: New.
3119 2009-07-24 Li Feng <nemokingdom@gmail.com>
3121 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
3124 2009-07-24 Li Feng <nemokingdom@gmail.com>
3125 Tobias Grosser <grosser@fim.uni-passau.de>
3127 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
3128 alias set number build alias in ACCESSES polyhedron.
3129 (build_alias_set_for_drs): New.
3130 (build_pbb_drs): Added build_alias_set_for_drs.
3131 * graphite-dependences.c (poly_drs_may_alias_p): New.
3132 (graphite_carried_dependence_level_k): Check alias information
3133 before building polyhedron.
3135 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
3137 * Makefile.in (lambda-code.o): Fix formatting.
3139 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
3141 * Merge from mainline (r149350-149952)
3143 2009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
3145 * graphite-poly.c (apply_poly_transforms): Move strip_mine
3146 before interchange to prepare for loop blocking.
3148 2009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
3150 * graphite-poly.c (apply_poly_transforms): Add checks after every
3152 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
3153 done in apply_poly_transforms.
3155 2009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3157 * graphite-dependences.c (build_lexicographically_gt_constraint):
3158 Replace RES parameter with *RES.
3159 (dependence_polyhedron_1): Pass an address of the parameter RES
3160 instead of value of RES.
3162 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3164 * graphite.c (graphite_finalize): Fix comment.
3165 (graphite_transform_loops): Reset scev info after code generation
3168 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3170 * graphite.c (graphite_finalize): Call scev_reset.
3172 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3174 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
3175 GBB_CLOOG_IV_TYPES hash table twice.
3176 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
3177 (add_condition_to_domain): Clear GMP values.
3179 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3181 * graphite-dependences.c: Fix formatting.
3182 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
3183 (pbb_number_of_iterations): Free ppl_Linear_Expression.
3184 * graphite-sese-to-poly.c: Fix formatting.
3185 * graphite.c (graphite_transform_loops): Create the hash table
3186 after the early return.
3188 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3190 * gcc.dg/graphite/id-14.c: New.
3191 * gcc.dg/graphite/pr40157.c: New.
3192 * gfortran.dg/graphite/id-11.f: New.
3194 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3196 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
3197 (build_poly_scop): Return false when there are no pbbs within
3198 loops to avoid to pass to cloog scops with no loops.
3200 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3202 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
3203 useless test "i % 2".
3204 (build_pbb_scattering_polyhedrons): Fix formatting.
3205 (build_poly_dr): Same.
3206 * graphite.c (graphite_transform_loops): Restructure.
3208 2009-07-14 Razya Ladelsky <razya@il.ibm.com>
3210 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
3211 reduction_list parameter.
3212 (rewrite_all_phi_nodes_with_iv): Same.
3213 (canonicalize_loop_ivs): Same.
3214 * tree-parloops.c (struct brli): Removed.
3215 (build_reduction_list_info): Removed.
3216 (build_new_reduction): New.
3217 (analyze_reduction_list): Removed.
3218 (gather_scalar_reductions): Find reductions instead of phi
3219 nodes that can't be canonicalized.
3220 (try_create_reduction_list): Remove reduction_list parameter.
3221 (gen_parallel_loop): Same.
3222 (parallelize_loops): Remove analyze_reductions variable,
3223 initialization and free.
3224 Change reduction_list htab initialization to reduction_info
3225 elements instead of ssa names.
3226 Call try_create_reduction_list and gen_parallel_loop without
3227 analyzed_reduction argument.
3228 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
3229 canonicalize_loop_ivs with one less argument.
3230 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
3232 2009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3234 * graphite-dependences.c (new_poly_dr_pair): New.
3235 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
3236 (new_poly_dr_pair): New.
3237 (eq_poly_dr_pair_p): New.
3238 (hash_poly_dr_pair_p): New.
3239 * graphite-dependences.h (struct poly_dr_pair): New.
3240 (eq_poly_dr_pair_p): Declared.
3241 (hash_poly_dr_pair_p): Declared.
3242 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
3243 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
3244 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
3245 * Makefile.in (graphite-poly.o): Add dependence on
3246 graphite-dependences.h.
3248 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3250 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
3251 polynomials of degree > 1 pass to Graphite.
3252 * tree-chrec.c (scev_is_linear_expression): Call
3253 evolution_function_is_affine_multivariate_p.
3254 * gfortran.dg/graphite/id-10.f90: New.
3256 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3258 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
3259 Instantiate scevs varying in outer loops.
3260 * gfortran.dg/graphite/id-9.f: Correct testcase.
3262 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3264 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
3265 redundant constraint.
3267 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3269 * gcc.dg/graphite/graphite.exp: Fix comments.
3270 * gfortran.dg/graphite/graphite.exp: Trigger actions
3271 based on the file names as in the C testsuite.
3272 * gfortran.dg/graphite/block-1.f90: Fix patterns.
3273 * gfortran.dg/graphite/block-2.f: Same.
3274 * gfortran.dg/graphite/block-3.f90: Same.
3275 * gfortran.dg/graphite/block-4.f90: Same.
3276 * gfortran.dg/graphite/id-1.f90: Same.
3277 * gfortran.dg/graphite/id-2.f90: Same.
3278 * gfortran.dg/graphite/id-3.f90: Same.
3279 * gfortran.dg/graphite/id-4.f90: Same.
3280 * gfortran.dg/graphite/id-6.f: Same.
3281 * gfortran.dg/graphite/id-9.f: Same.
3282 * gfortran.dg/graphite/interchange-1.f: Same.
3283 * gfortran.dg/graphite/interchange-2.f: Same.
3284 * gfortran.dg/graphite/scop-1.f: Same.
3286 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3288 * sese.c (expand_scalar_variables_call): New.
3289 (expand_scalar_variables_ssa_name): Handle calls in expander.
3291 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3293 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
3294 Expect to see the pattern twice.
3295 * gcc.dg/graphite/interchange-0.c: Un-XFAIL.
3296 * gcc.dg/graphite/interchange-5.c: Same.
3297 * gcc.dg/graphite/interchange-6.c: Same.
3299 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3301 * gcc.dg/graphite/id-10.c: New.
3302 * gcc.dg/graphite/id-12.c: New.
3303 * gfortran.dg/graphite/id-7.f: New.
3304 * gfortran.dg/graphite/id-8.f: New.
3306 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3308 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
3311 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3313 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
3315 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3317 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
3319 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
3321 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
3322 building PDR subscripts.
3324 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
3326 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
3327 computation of array sizes.
3329 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
3331 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
3333 2009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
3335 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
3336 build_pairwise_constraint, dr_equality_constraints,
3337 build_pairwise_scheduling_equality,
3338 build_pairwise_scheduling_inequality, lexicographically_gt_p,
3339 build_lexicographically_gt_constraint, dependence_polyhedron,
3340 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
3341 Move from NNC_Polyhedron to C_Polyhedron.
3342 * graphite-interchange.c (compute_array_size_poly,
3343 gather_access_strides): Dito.
3344 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
3345 free_scop, pbb_number_of_iterations): Dito.
3346 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
3347 pbb_dim_iter_domain, struct scop): Dito.
3348 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
3349 new_Cloog_Domain_from_ppl_Polyhedron,
3350 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
3351 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
3352 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
3353 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
3354 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
3355 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
3356 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
3357 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
3358 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
3359 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
3360 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
3361 build_scop_iteration_domain, build_poly_dr): Dito
3363 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3365 * gcc.dg/graphite/graphite.exp: Added a rule to execute
3367 * gcc.dg/graphite/run-id-1.c: New.
3369 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3371 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
3372 positivity constraint on the symbolic number of iterations.
3374 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3376 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
3378 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3379 Tobias Grosser <grosser@fim.uni-passau.de>
3381 * graphite-clast-to-gimple.c (build_scop_context): Removed.
3382 (build_cloog_prog): Directly use SCOP_CONTEXT.
3383 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
3384 (free_scop): Free SCOP_CONTEXT.
3385 (print_scop_context): New.
3386 (print_scop): Call print_scop_context.
3387 (debug_scop_context): New.
3388 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
3389 (struct scop): Added field context.
3390 (SCOP_CONTEXT): New.
3391 * graphite-sese-to-poly.c (add_param_constraints): New.
3392 (build_scop_context): New.
3393 (build_poly_scop): Call build_scop_context.
3395 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3397 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
3398 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
3399 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
3400 * graphite-ppl.h: Include double-int.h and tree.h.
3401 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
3402 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
3403 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
3404 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
3406 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3408 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
3409 POINTER_PLUS_EXPR for pointer types.
3410 (clast_to_gcc_expression): Same.
3412 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3414 * graphite-poly.c (print_scattering_function): Early return when
3415 PBB_TRANSFORMED_SCATTERING is not initialized.
3416 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
3418 2009-07-08 Sebastian Pop <sebastian.pop@amd.com>
3420 * tree-parloops.c (analyze_reduction_list): Remove unused variable
3423 2009-07-08 Razya Ladelsky <razya@il.ibm.com>
3425 * tree-parloops.c (analyze_reduction_list): Change return
3427 (try_create_reduction_list): Move the call to
3428 analyze_reduction_list to the beginining.
3429 Call reduction_phi with analyzed_reductions as argument
3430 instead of reduction_list.
3432 2009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
3434 * Merge from mainline (r148296:149346)
3436 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3438 * graphite-scop-detection.c (graphite_can_represent_init): New.
3439 (graphite_can_represent_scev): Call graphite_can_represent_init:
3440 check that the initial value does not contain multiplications of
3442 (stmt_has_simple_data_refs_p): New.
3443 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
3444 (is_simple_operand): Fix formatting.
3445 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
3447 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3449 * gcc.dg/graphite/id-13.c: New.
3450 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
3451 analyze_scalar_evolution, use scalar_evolution_in_region.
3452 (scan_tree_for_params_right_scev): Add extra assert.
3453 (parameter_index_in_region_1): Split from parameter_index_in_region.
3454 (idx_record_params): Use scalar_evolution_in_region.
3455 (find_params_in_bb): Same.
3456 (find_scop_parameters): Same.
3457 (build_loop_iteration_domains): Same.
3458 (create_linear_expr_from_tree): Same.
3459 * sese.c (scalar_evolution_in_region): New.
3460 * sese.h (scalar_evolution_in_region): Declared.
3461 (defined_in_sese_p): New.
3462 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
3464 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
3467 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3469 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
3470 TREE_DATA_REF_H also implies SCEV_H.
3472 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3474 * graphite-poly.c (print_scop_params): New.
3475 (print_scop): Call print_scop_params.
3476 (debug_scop_params): New.
3477 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
3479 2009-07-07 Li Feng <nemokingdom@gmail.com>
3481 * gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
3482 * gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
3483 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
3484 * gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
3485 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
3486 * gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
3488 2009-07-07 Li Feng <nemokingdom@gmail.com>
3490 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
3491 for dependency checking part.
3492 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
3493 tests for dependency checking.
3494 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
3495 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
3496 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
3497 flag -fdump-tree-graphite-all for autopar testsuites.
3499 2009-07-06 Sebastian Pop <sebastian.pop@amd.com>
3501 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
3502 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
3503 canonicalize_loop_ivs): Moved...
3504 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
3506 2009-07-06 Sebastian Pop <sebastian.pop@amd.com>
3508 * tree-parloops.c (try_create_reduction_list): Pass an extra
3509 argument analyzed_reductions. Call analyze_reduction_list.
3510 (gen_parallel_loop): Do not call analyze_reduction_list.
3511 (parallelize_loops): Init and finalize analyzed_reductions.
3513 2009-07-06 Li Feng <nemokingdom@gmail.com>
3515 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
3516 Added flag -fno-loop-strip-mine for autopar testcase.
3518 2009-07-04 Li Feng <nemokingdom@gmail.com>
3520 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
3521 transformed scattering dimension instead of unmatch orignal when
3522 calling dependence_polyhedron.
3524 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
3526 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
3528 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
3530 * graphite-poly.c (pbb_number_of_iterations): Check for returned
3531 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
3533 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
3535 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
3536 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
3537 * graphite-poly.c (pbb_number_of_iterations): New.
3538 * graphite-poly.h (pbb_number_of_iterations): Declared.
3539 (pbb_iterator_dim, pbb_parameter_dim): New.
3541 2009-06-29 Sebastian Pop <sebastian.pop@amd.com>
3543 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
3544 last commit on type of lower and upper bound of loops.
3546 2009-06-29 Li Feng <nemokingdom@gmail.com>
3548 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
3549 graphite-dependences.h.
3550 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
3551 (mark_bb_with_pbb): New.
3552 (get_stmtfor_depth): New.
3553 (find_pbb_via_hash): New.
3554 (dependency_in_loop_p): New.
3555 (mark_loops_parallel): New.
3556 (free_aux_in_new_loops): New.
3557 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
3558 bb with it's relevant pbb. Mark newly created loops. Remove mark
3559 innermost loop parallel without checking.
3560 (gloog): Add parameter BB_PBB_MAPPING.
3561 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
3562 (gloog): Change declaration.
3563 (mark_loop_parallel): Make extern.
3564 (free_aux_in_new_loops): Declare.
3565 (bb_pbb_map_hash): New.
3566 (eq_bb_pbb_map): New.
3567 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
3568 auto parallelization when flag_graphite_force_parallel is set.
3569 (graphite_finalize): Added free_aux_in_new_loops.
3570 * tree-parloops.c (parallelize_loops): Only generate parallel code for
3571 the innermost loop that marked parallel. Use
3572 flag_graphite_force_parallel instead of loop->can_be_parallel.
3573 (loop_parallel_p): Move inner most checking out of function.
3575 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3577 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
3578 type of lower and upper bound of loops signed long int.
3580 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3582 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
3583 expression outside the loop.
3585 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3587 * gcc.dg/graphite/interchange-8.c: New.
3589 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3591 * gcc.dg/graphite/interchange-0.c: XFailed.
3592 * gcc.dg/graphite/interchange-5.c: XFailed.
3593 * gcc.dg/graphite/interchange-6.c: XFailed.
3595 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3597 * graphite-interchange.c (compute_array_size_poly): The end of the
3598 recursion should return 1.
3600 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3602 * graphite-interchange.c (compute_array_size_cstr): Allow the
3603 subscript multiplier to be -1.
3604 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
3605 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
3606 data_container. Initializes PDR_DATA_CONTAINER.
3607 (print_pdr_access_layout): New.
3608 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
3609 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
3611 (PDR_DATA_CONTAINER): New.
3612 (new_poly_dr): Update declaration.
3613 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
3614 (build_poly_dr): Call pdr_add_data_dimensions.
3616 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3618 * graphite-poly.h (struct poly_dr): Fix comment.
3619 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
3620 (pdr_add_memory_accesses): New.
3621 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
3623 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3625 * graphite-poly.c (print_pdrs, debug_pdrs): New.
3626 (print_pbb): Add call to print_pdrs.
3627 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
3629 2009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3630 Li Feng <nemokingdom@gmail.com>
3632 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
3633 (dependency_between_pbbs_p): New.
3634 (lexicographically_gt_p): Assure !empty_p before polyhedron
3635 intersection assign.
3636 (build_lexicographically_gt_constraint): Correct lexicographically
3638 * graphite-dependences.h: New.
3639 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
3641 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3643 * graphite-clast-to-gimple.c (print_clast_stmt): New.
3644 (gloog): Print to dump_file the generated clast.
3645 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
3646 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
3648 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3650 * graphite-poly.c (extend_scattering): Increment
3651 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
3653 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3655 * graphite-interchange.c (compute_array_size_poly): Added exit of
3656 recursion condition. Continue iterating even after the first equality.
3657 (compute_array_size): Same.
3659 2009-06-24 Li Feng <nemokingdom@gmail.com>
3661 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
3662 -fdump-tree-final_cleanup to -fdump-tree-optimized.
3663 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
3664 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
3665 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
3667 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3669 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
3670 only when the use verifies is_gimple_reg.
3672 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3674 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
3675 Allocate scaldims after call to unify_scattering_dimensions.
3677 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3679 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
3681 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3682 Albert Cohen <albert.cohen@inria.fr>
3684 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
3685 variables for the strip mining.
3687 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3688 Pranav Garg <pranav.garg2107@gmail.com>
3690 * Makefile.in (OBJS-common): Added graphite-blocking.o.
3691 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
3692 (graphite-blocking.o): New rule.
3693 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
3694 * graphite-blocking.c: New.
3695 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
3696 flag_loop_strip_mine.
3697 (psct_scattering_dim_for_loop_depth): New.
3698 * graphite-poly.h (scop_do_strip_mine): Declared.
3699 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
3700 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
3701 flag_loop_strip_mine.
3703 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3705 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
3706 a GMP value and a PPL coefficient at each iteration of a loop.
3708 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3710 * graphite-dependences.c (dependence_polyhedron): Do not use
3711 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
3712 pbb_nb_scattering_transform.
3713 (graphite_legal_transform_dr): Same.
3714 * graphite-poly.c (extend_scattering): Same.
3715 (unify_scattering_dimensions): Same.
3716 (print_scattering_function): Same.
3717 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
3718 PBB_NB_LOCAL_VARIABLES.
3719 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
3720 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
3721 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
3722 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
3723 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
3724 (pbb_nb_scattering_transform): New.
3725 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
3726 (psco_scattering_dim): Add assert on parameters.
3727 (psct_scattering_dim): Same.
3728 (psct_scattering_dim_for_loop_depth): Declared.
3729 (psct_local_var_dim): New.
3730 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
3731 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
3732 correct layout, call pbb_nb_local_vars.
3733 (psct_add_local_variable, psct_add_scattering_dimension): New.
3734 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3735 Initialize PBB_NB_SCATTERING_TRANSFORM.
3737 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3739 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
3740 (set_coef): Renamed ppl_set_coef.
3741 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
3743 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3745 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
3746 test a boolean against 1.
3747 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
3748 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
3749 (pbb_do_interchange): Returns true when a transform has been performed.
3750 (scop_do_interchange): Same.
3751 * graphite-poly.c (apply_poly_transforms): Use the return value of
3752 scop_do_interchange.
3753 * graphite-poly.h (scop_do_interchange): Update declaration.
3755 2009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
3757 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
3759 * sese.c (sese_reset_aux_in_loops): New.
3760 * sese.h (sese_reset_aux_in_loops): New.
3762 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3764 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
3765 multiplier and multiply the constant by the multiplier.
3766 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
3767 (build_poly_dr): Do not use the multiplier to define the subscript.
3769 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3771 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
3772 compiler's data reference. Initialize PDR_CDR.
3773 (print_pdr): Call dump_data_reference.
3774 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
3775 Add compiler_dr field.
3776 (PDR_BB): Renamed PDR_PBB.
3778 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
3779 GCC's data reference representation.
3780 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
3781 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
3783 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3785 * graphite-poly.c (print_scattering_function): Also print the layout.
3786 * graphite-poly.h (pbb_nb_local_vars): New.
3788 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3790 * graphite-poly.c (print_pbb_domain): Also print the layout names.
3792 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3794 * graphite-poly.c (print_pdr, debug_pdr): New.
3795 * graphite-poly.h (print_pdr, debug_pdr): Declared.
3796 (PDR_BASE): Removed.
3798 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3800 * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
3803 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3805 * graphite-interchange.c (compute_subscript): Allow also -1 in the
3806 subscript identification column.
3807 (pbb_do_interchange): Print to dump_file that some loops "will be
3808 interchanged". Rely on that chain of characters in the testcases.
3809 * gcc.dg/graphite/interchange-0.c: New.
3810 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
3811 interchange-*.c files and compile them with -floop-interchange.
3813 2009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
3815 * graphite-interchange.c (interchange_profitable_p): Renamed
3816 pbb_interchange_profitable_p.
3818 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3819 Harsha Jagasia <harsha.jagasia@amd.com>
3820 Pranav Garg <pranav.garg2107@gmail.com>
3822 * graphite-interchange.c (interchange_profitable_p): Make static.
3823 (pbb_interchange_loop_depths, pbb_do_interchange,
3824 scop_do_interchange): New.
3825 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
3826 for flag_loop_interchange.
3827 * graphite-poly.h (scop_do_interchange): Declared.
3828 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
3829 flag_loop_interchange is used.
3831 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3833 * graphite-dependences.c (dependence_polyhedron): Update use of
3834 pbb_nb_scattering_dims.
3835 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
3836 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
3837 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
3838 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
3840 2009-06-16 Sebastian Pop <sebastian.pop@amd.com>
3842 * graphite.c: Cleanup foo.
3844 2009-06-16 Sebastian Pop <sebastian.pop@amd.com>
3846 * Merge from mainline (r143684:148293).
3847 * Disabled libpcp until it gets fixed.
3849 2009-06-05 Sebastian Pop <sebastian.pop@amd.com>
3850 Harsha Jagasia <harsha.jagasia@amd.com>
3852 * graphite-interchange.c: New.
3853 * Makefile.in (graphite-interchange.o): New.
3854 * graphite-poly.h (interchange_profitable_p): Declared.
3855 * graphite-ppl.h (value_max): New.
3857 2009-06-04 Sebastian Pop <sebastian.pop@amd.com>
3859 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
3860 * graphite-poly.h: Fix some comments.
3864 2009-06-04 Sebastian Pop <sebastian.pop@amd.com>
3867 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
3868 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
3869 (pdr_accessp_nb_params): Renamed pdr_nb_params.
3870 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
3871 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
3872 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
3873 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
3874 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
3875 * graphite-clast-to-gimple.c: Same.
3876 * graphite-dependences.c: Same.
3877 * graphite-poly.c: Same.
3878 * graphite-sese-to-poly.c: Same.
3880 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
3882 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
3883 expressions for an IV rename, as returned by clast_to_gcc_expression.
3884 (copy_renames): Rename new_name to expr.
3885 * sese.c (debug_rename_elt): Same.
3888 (sese_adjust_liveout_phis): Call force_gimple_operand before using
3889 the information from the rename map.
3890 (rename_variables_in_stmt): Same.
3891 (add_loop_exit_phis): Rename new_name to expr.
3892 (insert_loop_close_phis): Same.
3893 (add_guard_exit_phis): Same. Call force_gimple_operand.
3894 * sese.h (struct rename_map_elt): Rename new_name to expr.
3895 (new_rename_map_elt): Same.
3897 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
3899 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
3900 * sese.c (set_rename): Make it extern.
3901 * sese.h (set_rename): Declared.
3903 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
3905 * graphite-poly.c (extend_scattering): Free values.
3906 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
3908 (ppl_print_powerset_matrix): Same.
3909 * graphite-scop-detection.c (free_scops_1): New.
3910 (limit_scops): Call free_scops_1.
3911 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
3912 (build_poly_dr): Free PPL coefficients.
3913 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
3915 2009-06-02 Sebastian Pop <sebastian.pop@amd.com>
3917 * graphite-dependences.c: New.
3918 * graphite-data-ref.c: Removed.
3919 * graphite-data-ref.h: Removed.
3920 * Makefile.in (graphite-data-ref.o): Removed.
3921 (graphite-dependences.o): Added.
3922 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
3923 * graphite-poly.c: Same.
3924 Move the data dependence testing to graphite-dependences.c.
3926 2009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
3928 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
3929 from graphite_cannot_represent_loop. Code refactored.
3930 (scopdet_basic_block_info): Call graphite_can_represent_loop.
3932 2009-05-17 Li Feng <nemokingdom@gmail.com>
3934 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
3935 Cover all the testcases (not only the filtered ones).
3937 2009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
3939 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
3940 unnecessary check. Update comments. Move check for REAL_TYPE here.
3941 (harmful_stmt_in_bb): Remove checks for conditions. This is already
3942 done in (stmt_simple_for_scop_p).
3944 2009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
3946 * graphite.c (print_global_statistics): New.
3947 (print_graphite_scop_statistic): New.
3948 (print_graphite_statistics): New.
3949 (graphite_initialize, graphite_transform_loops): Print statistics.
3950 * graphite-scop-detection (build_scops): Print statistics.
3951 (print_graphite_scop_statistics): New.
3952 (print_graphite_statistics): New.
3954 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3956 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
3957 (debug_clast_name_index): Removed.
3958 (debug_clast_name_indexes_1): Removed.
3959 (debug_clast_name_indexes): Removed.
3960 (clast_name_index_elt_info): Removed.
3961 (eq_clast_name_indexes): Removed.
3962 (clast_name_to_index): Removed.
3963 (new_clast_name_index): Removed.
3964 (save_clast_name_index): Removed.
3965 (save_var_name): Moved...
3966 (init_sese_params_index): Removed.
3967 (clast_name_to_gcc): Remove use of name_tree.
3968 (initialize_cloog_names): Same.
3969 (gloog): Do not call init_sese_params_index.
3970 * graphite-sese-to-poly.c (save_var_name): ...here.
3971 (parameter_index_in_region): New.
3972 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
3973 (parameter_index_in_region): Removed.
3974 (is_parameter): Remove use of name_tree.
3975 * sese.h (struct name_tree): Removed.
3976 (struct sese): Remove use of name_tree. New field params_names.
3977 (SESE_PARAMS_NAMES): New.
3978 (SESE_PARAMS): Remove duplicate.
3979 (parameter_index_in_region): Removed.
3980 (sese_nb_params): Remove use of name_tree.
3981 (struct clast_name_index): New.
3982 (new_clast_name_index): New.
3983 (clast_name_to_index): New.
3984 (save_clast_name_index): New.
3985 (debug_clast_name_index): New.
3986 (debug_clast_name_indexes_1): New.
3987 (debug_clast_name_indexes): New.
3988 (clast_name_index_elt_info): New.
3989 (eq_clast_name_indexes): New.
3991 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3993 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
3994 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
3995 (graphite_loop_normal_form): Do not pass region. Do not
3996 initialize SESE_OLDIVS.
3997 (build_graphite_loop_normal_form): Update call to
3998 graphite_loop_normal_form.
3999 * sese.c (debug_oldivs): Removed.
4000 (new_sese): Do not initialize SESE_OLDIVS.
4001 (free_sese): Do not free SESE_OLDIVS.
4002 (oldiv_for_loop): Removed.
4003 * sese.h (struct sese): Remove old_ivs.
4004 (SESE_OLDIVS): Removed.
4005 (oldiv_for_loop): Removed.
4007 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4009 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
4010 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
4011 replaced by a call to newivs_to_depth_to_newiv.
4012 (clast_to_gcc_expression): Pass newivs, remove ivstack.
4013 (clast_to_gcc_expression_red): Same.
4014 (gcc_type_for_clast_expr): Same.
4015 (gcc_type_for_clast_eq): Same.
4016 (graphite_translate_clast_equation): Same.
4017 (graphite_create_guard_cond_expr): Same.
4018 (graphite_create_new_guard): Same.
4019 (graphite_create_new_loop): Same.
4020 (build_iv_mapping): Same.
4021 (translate_clast): Same.
4023 (loop_iv_stack_patch_for_consts): Removed. *
4024 sese.c (iv_stack_entry_is_constant): Removed.
4025 (iv_stack_entry_is_iv): Removed.
4026 (loop_iv_stack_push_iv): Removed.
4027 (loop_iv_stack_insert_constant): Removed.
4028 (loop_iv_stack_pop): Removed.
4029 (loop_iv_stack_get_iv): Removed.
4030 (loop_iv_stack_get_iv_from_name): Removed.
4031 (debug_loop_iv_stack): Removed.
4032 (free_loop_iv_stack): Removed.
4033 (loop_iv_stack_remove_constants): Removed. *
4034 sese.h (iv_stack_entry_kind): Removed.
4035 (iv_stack_entry_data_union): Removed.
4036 (iv_stack_entry_struct): Removed.
4037 (iv_stack_entry_p): Removed.
4038 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
4039 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
4040 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
4041 loop_iv_stack_pop, free_loop_iv_stack): Removed.
4042 (gbb_loop_at_index): Fix indenting.
4043 (gbb_loop_index): Removed.
4045 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4047 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
4048 Call clast_name_to_index.
4050 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4052 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
4053 do not pass params. Get params from SESE_PARAMS.
4054 (clast_to_gcc_expression): Same.
4055 (clast_to_gcc_expression_red): Same.
4056 (gcc_type_for_clast_eq): Same.
4057 (graphite_translate_clast_equation): Same.
4058 (graphite_create_new_loop): Same.
4059 * sese.c (rename_variables_in_stmt): Fix comment.
4061 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4063 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
4065 Call save_clast_name_index.
4066 (translate_clast): Pass newivs_index.
4067 (gloog): Create and free newivs_index.
4069 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4071 * graphite-clast-to-gimple.c (clast_name_index): New structure.
4072 (clast_name_index_p): New type.
4073 (debug_clast_name_index): New.
4074 (debug_clast_name_indexes_1): New.
4075 (debug_clast_name_indexes): New.
4076 (clast_name_index_elt_info): New.
4077 (eq_clast_name_indexes): New.
4078 (clast_name_to_index): New.
4079 (new_clast_name_index): New.
4080 (save_clast_name_index): New.
4081 (init_sese_params_index): New.
4082 (gloog): Call init_sese_params_index.
4083 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
4084 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
4085 (free_sese): Free SESE_PARAMS_INDEX.
4086 * sese.h (struct sese): Add params_index.
4087 (SESE_PARAMS_INDEX): New.
4089 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4091 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
4092 (graphite_create_new_loop): Pass the newivs vector. Push the
4093 newly created IV to newivs.
4094 (translate_clast): Pass the newivs vector.
4095 (gloog): Create and destroy the newivs vector.
4097 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4099 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
4100 (graphite_loop_normal_form): Initialize loop->aux with the unique
4101 IV that has been created.
4103 2009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
4105 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
4106 scev with parameters in the base part. They where forbidden
4109 2009-05-11 Li Feng <nemokingdom@gmail.com>
4111 * gcc.dg/graphite/graphite.exp: Set different default
4112 compile options by file names.
4113 * gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
4114 * gcc.dg/graphite/id-{1-9}.c: Ditto.
4115 * gcc.dg/graphite/scop-{0-20}.c: Ditto.
4116 * gcc.dg/graphite/scop-matmult.c: Ditto.
4118 2009-05-08 Li Feng <nemokingdom@gmail.com>
4120 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
4121 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
4122 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
4123 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
4125 2009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
4127 * graphite-scop-detection (build_scops_1): Fix little bug introduced
4130 2009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
4132 * graphite-scop-detection.c (graphite_can_represent_scev): Only
4133 allow integer constant strides.
4134 (graphite_can_represent_expr): Depend on outermost_loop.
4135 (stmt_simple_memref_p, graphite_cannot_represent_loop,
4136 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
4137 build_scops_1): Same.
4138 (scopdet_basic_block_info): Same and insert layered SCoP
4140 (try_generate_gimple_bb): Cleanup.
4141 (build_scops): Enable data references.
4143 * gcc.dg/graphite/id-5.c: New.
4144 * gcc.dg/graphite/id-9.c: New.
4145 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4146 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
4148 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4150 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
4151 that we have not yet built for this SCoP.
4153 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4155 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
4156 for complex numbers.
4158 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4160 * graphite-ppl.c: Fix build if cloog is not available.
4162 2009-05-04 Li Feng <nemokingdom@gmail.com>
4164 * tree-parloops.c (loop_parallel_p): Remove construction of
4165 NITER and REDUCTION_LIST.
4166 (try_get_loop_niter): New.
4167 (try_create_reduction_list): New.
4168 (parallelize_loops): Bypass the failed checkings in autopar
4169 when can_be_parallel in loop structure is set to true.
4171 2009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
4173 * gcc.dg/graphite/id-6.c: Update testcase.
4174 * gcc.dg/graphite/scop-3.c: Dito.
4176 2009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
4178 * graphite-scop-detection.c (stmt_simple_for_scop_p):
4179 Enable EQ_EXPR and NE_EXPR again.
4181 2009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
4183 * graphite-scop-detection.c (graphite_can_represent_scev):
4184 Add check if scev is affine multivariate.
4185 (harmful_stmt_in_bb): Check if we can represent the conditions.
4186 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
4188 * gcc.dg/graphite/id-7.c: New.
4190 2009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
4192 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
4193 Check all bbs in region, not only the bbs that are represented in
4195 (build_poly_scop): Add newline.
4196 * gcc.dg/graphite/id-8.c: New.
4198 2009-04-30 Li Feng <nemokingdom@gmail.com>
4200 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
4201 when loop initialize.
4202 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
4203 * common.opt: Declare flag_graphite_force_parallel.
4204 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
4206 * graphite-poly.c (apply_poly_transforms): Introduce
4207 flag_graphite_force_parallel.
4208 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
4209 * toplev.c (process_options): ditto and replace a not correctly
4212 2009-04-30 Li Feng <nemokingdom@gmail.com>
4214 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
4215 Change the call of gbb_loop_at_index and/or gbb_loop_index due
4216 to the redefinition.
4217 (compute_cloog_iv_types_1): ditto.
4218 (build_iv_mapping): ditto.
4219 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
4221 (free_gimple_bb): Removed GBB_LOOPS related free part.
4222 (build_bb_loops): Removed.
4223 * sese.h (struct gimple_bb): Removed loops.
4224 (GBB_LOOPS): Removed.
4225 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
4226 (gbb_loop_index): ditto.
4228 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
4230 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
4231 allow non constant strides.
4232 * gcc.dg/graphite/scop-20.c: New.
4234 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4236 * graphite-scop-detection.c (dot_all_scops): Fix system call
4237 return value warning.
4240 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4242 * gcc.dg/graphite/id-6.c: Fix pattern.
4243 * gcc.dg/graphite/scop-3.c: Same.
4245 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4247 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
4248 build_pairwise_constraint, dr_equality_constraints,
4249 build_pairwise_scheduling_equality,
4250 build_pairwise_scheduling_inequality, lexicographically_gt_p,
4251 build_lexicographically_gt_constraint, dependence_polyhedron,
4252 graphite_legal_transform_dr, graphite_legal_transform_bb,
4253 graphite_legal_transform): New.
4254 * graphite-poly.h (graphite_legal_transform): Declared.
4255 * graphite-sese-to-poly.c (build_poly_scop): Call to
4256 graphite_legal_transform is disabled for the moment.
4258 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4260 * graphite-poly.h (pbb_nb_scattering_dims): New.
4261 (pbb_nb_scattering): Use it.
4263 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4265 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
4266 Pointset_Powerset version of ppl_insert_dimensions.
4267 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
4269 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4271 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
4273 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4275 * graphite-poly.h: Fix comment.
4277 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4279 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
4281 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
4283 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
4286 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
4288 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
4289 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
4292 2009-04-20 Sebastian Pop <sebastian.pop@amd.com>
4294 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
4295 handle EQ_EXPR and NE_EXPR.
4297 2009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
4299 * graphite-poly.h (poly_dr): Fix comment.
4301 2009-04-09 Sebastian Pop <sebastian.pop@amd.com>
4302 Tobias Grosser <grosser@fim.uni-passau.de>
4304 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
4305 with a zero dimension polyhedron.
4306 (find_scop_parameters): Move the call to scop_set_nb_params here.
4307 (build_loop_iteration_domains): Store in loop->aux the iteration
4309 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
4310 by any loop in scop.
4311 (build_poly_scop): Do not call scop_set_nb_params.
4313 2009-04-09 Sebastian Pop <sebastian.pop@amd.com>
4314 Tobias Grosser <grosser@fim.uni-passau.de>
4316 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
4317 add_condition_to_domain not GT_EXPR.
4319 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
4321 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
4322 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
4323 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
4324 upper_bound_assign to calculate unions.
4325 * gcc.dg/graphite/id-6.c: New.
4327 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
4329 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
4330 handle abnormal edges.
4332 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
4334 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
4335 (free_poly_bb): Also free poly_drs.
4336 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
4337 (poly_dr): Polyhedron to Pointset_Powerset.
4338 (pdr_accessp_nb_subscripts): Same.
4339 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
4342 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4344 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
4345 names into more meaningful names.
4347 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4349 * gfortran.dg/graphite/interchange-1.c: New.
4350 * gfortran.dg/graphite/interchange-2.c: New.
4352 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4354 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
4356 * tree-parloops.c (rewrite_phi_with_iv): New.
4357 (rewrite_all_phi_nodes_with_iv): New.
4358 (canonicalize_loop_ivs): Call them.
4360 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4362 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
4363 graphite_find_data_references_in_stmt.
4364 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4365 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4367 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4369 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
4371 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4373 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
4374 instead of bb_in_region.
4375 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
4376 (build_sese_conditions): Use flag_bb_in_sese.
4377 * sese.c (register_bb_in_sese): Removed.
4378 (new_sese): Remove initialization of SESE_REGION_BBS.
4379 (free_sese): Do not free SESE_REGION_BBS.
4380 * sese.h (struct sese): Remove field region_basic_blocks.
4381 (SESE_REGION_BBS): Removed.
4382 (bb_in_sese_p): Implement in function of bb_in_region.
4384 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4386 * graphite-scop-detection.c (limit_scops): Deal only with single exit
4389 2009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
4391 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
4393 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
4394 (add_condition_to_domain): New.
4395 (add_condition_to_pbb): New.
4396 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
4397 * gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
4399 2009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
4401 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
4402 ppl_Pointset_Powerset.
4403 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
4404 * graphite-poly.h (poly_bb): poly_bb.domain Same.
4405 (pbb_nb_loops): Same.
4406 * graphite-sese-to-poly.c (build_loop_iteration_domains,
4407 add_conditions_to_domain): Same.
4408 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
4409 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
4410 ppl_const_Polyhedron_t.
4411 (ppl_print_powerset_matrix): New.
4412 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
4413 ppl_print_powerset_matrix): New.
4414 (ppl_print_polyhedron_matrix): Updated.
4416 2009-04-07 Sebastian Pop <sebastian.pop@amd.com>
4418 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
4420 2009-04-07 Sebastian Pop <sebastian.pop@amd.com>
4422 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
4423 (print_iteration_domains, debug_iteration_domain,
4424 debug_iteration_domains): New.
4425 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
4426 debug_iteration_domains): Declared.
4427 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
4430 2009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
4431 Sebastian Pop <sebastian.pop@amd.com>
4433 * graphite-poly.h (print_iteration_domain): New.
4434 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
4435 (build_sese_conditions_1, build_sese_conditions_after,
4436 build_sese_conditions_before): New.
4437 (build_sese_conditions): Rewritten.
4439 2009-04-03 Sebastian Pop <sebastian.pop@amd.com>
4440 Tobias Grosser <grosser@fim.uni-passau.de>
4442 Cleanup of code generation liveouts.
4443 * graphite-clast-to-gimple.c (translate_clast): Use a single
4444 rename_map instead of one per translated statement.
4445 Do not use SESE_LIVEOUT_RENAMES.
4446 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
4447 (gloog): Do not use SESE_LIVEOUT_RENAMES.
4448 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
4449 phi node of a reduction: when a loop contains a reduction used outside
4450 the loop, there should be a scalar close phi node on the exit block.
4451 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
4452 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
4453 (free_sese): Do not free them.
4454 (sese_build_liveouts_use): Do not use them.
4455 (sese_build_liveouts_bb): Same.
4456 (sese_build_liveouts): Same.
4457 (sese_insert_phis_for_liveouts): Same.
4458 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
4459 (defined_in_loop_p): New.
4460 (alive_after_loop): New.
4461 (close_phi_not_yet_inserted_p): New.
4462 (struct alep, alep_p): New.
4463 (add_loop_exit_phis): Remove from the rename_map all the names defined
4464 in the code generated loop.
4465 (insert_loop_close_phis): Traverse the rename_map passed to it.
4466 Don't use SESE_LIVEOUT_RENAMES.
4467 (default_liveout_before_guard): Renamed default_before_guard.
4468 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
4469 (graphite_copy_stmts_from_block): Do not directly call set_rename.
4470 (register_sese_liveout_renames): Removed.
4471 (copy_bb_and_scalar_dependences): Do not call it.
4472 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
4474 (SESE_LIVEOUT): Removed.
4475 (SESE_LIVEOUT_RENAMES): Removed.
4476 (SESE_REDUCTION_LIST): Removed.
4477 (sese_build_liveouts): Removed.
4478 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
4479 (insert_loop_close_phis): Pass a htab_t instead of a sese.
4480 (insert_guard_phis): Same.
4481 (rename_map_elt): Declare a VEC of them.
4482 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
4483 trees not pointers to trees.
4485 Rewrite in canonical close SSA form:
4486 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
4487 (limit_scops): Close the scop after the block containing the close phi
4489 (canonicalize_loop_closed_ssa): New.
4490 (canonicalize_loop_closed_ssa_form): New.
4491 (build_scops): Call canonicalize_loop_closed_ssa_form.
4493 * graphite-sese-to-poly.c: Fix typos.
4495 2009-04-03 Sebastian Pop <sebastian.pop@amd.com>
4497 * graphite-poly.c (print_scattering_function, print_pbb_domain):
4499 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
4500 (print_pbb): Add conditions.
4502 2009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
4503 Sebastian Pop <sebastian.pop@amd.com>
4505 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
4506 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
4507 (build_scop_bbs_1): New.
4508 (build_scop_bbs): Rewrite.
4509 * sese.h (bb_in_region): New.
4511 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
4513 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
4515 (print_scop): Style.
4516 * graphite-poly.h (poly_bb): Add drs vector.
4517 (PBB_DRS): Add accessor.
4518 * graphite-sese-to-poly.c (build_poly_dr): New.
4519 (build_pbb_drs, build_scop_drs): New.
4520 (build_poly_scop): call build_scop_drs (Disabled at the moment).
4522 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
4524 * tree-ssa-loop.c: Include forgotten toplev.h
4526 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
4528 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
4529 * gcc.dg/graphite/pr37883.c: Remove -floop-*
4530 * gcc.dg/graphite/pr37928.c: Same
4531 * gcc.dg/graphite/pr38409.c: Same
4532 * gcc.dg/graphite/pr38498.c: Same
4533 * gcc.dg/graphite/pr38559.c: Same
4534 * gcc.dg/graphite/pr39335.c: Same
4535 * gcc.dg/graphite/pr39335_1.c: Same
4536 * gfortran.dg/graphite/block-2.f: Same
4537 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
4540 2009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
4542 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
4543 build_access_matrix, build_scop_data_accesses): Remove access function
4544 building. (We get a new version soon).
4545 (build_bb_loops, scan_tree_for_params_right_scev): Update.
4546 * sese.h (nb_loops_around_loop_in_sese): Remove.
4547 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
4549 2009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
4550 Sebastian Pop <sebastian.pop@amd.com>
4552 * graphite-scop-detection.c (struct scopdet_info): Rename last
4554 (scopdet_basic_block_info, build_scops_1): Don't use
4555 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
4557 2009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
4558 Sebastian Pop <sebastian.pop@amd.com>
4560 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
4561 * sese.c (sese_build_liveouts_use): Renamed from
4562 sese_build_livein_liveouts_use. Remove liveins.
4563 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
4564 Call sese_build_liveouts_use.
4565 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
4566 Call sese_build_liveouts_bb.
4567 (new_sese, free_sese): Remove liveins.
4568 (sese_add_exit_phis_var): Deleted.
4569 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
4571 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
4573 * sese.h (sese): Remove num_ver and livein.
4574 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
4576 2009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
4578 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
4580 2009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
4582 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
4583 (build_scop_scattering): Do not use compare_prefix_loops any more.
4584 (nb_common_loops): New.
4586 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4588 * sese.c (get_new_name_from_old_name): Renamed get_rename.
4589 (register_old_and_new_names): Renamed set_rename.
4591 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4593 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
4594 of the decl from the previous commit.
4596 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4598 * graphite-scop-detection.c (dot_scop): New.
4599 * graphite-scop-detection.h (dot_scop): Declared.
4601 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4603 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
4605 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4607 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
4608 condition at the end of the loop.
4609 * graphite.c (graphite_initialize, graphite_finalize): Print to
4610 dump_file the compiled function.
4611 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
4612 of create_empty_loop_on_edge.
4613 (translate_clast): Update the code generation of loops for the new
4615 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
4617 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4619 Reverted the patch from 2009-03-19.
4621 2009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
4623 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
4625 (print_scop): Style.
4626 * graphite-poly.h (poly_bb): Add drs vector.
4627 (PBB_DRS): Add accessor.
4628 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
4629 (build_access_matrix_with_af, build_access_matrix,
4630 build_scop_data_accesses): Delete.
4631 (build_poly_dr): New.
4632 (build_pbb_drs, build_scop_drs): New.
4633 (build_poly_scop): call build_scop_drs.
4635 2009-03-13 Sebastian Pop <sebastian.pop@amd.com>
4637 * graphite-scop-detection.c (dot_all_scops_1): Close the table
4638 once per basic block.
4640 2009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
4642 * graphite-scop-detection.c (graphite_can_represent_scev): New.
4643 (graphite_can_represent_expr): Renamed from loop_affine_expr
4645 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
4646 (graphite_cannot_represent_loop): Add scop_entry to parameters.
4647 (scopdet_basic_block_info): Actually define entry_block.
4648 (stmt_simple_memref_p): Moved here from ...
4650 * tree-data-ref.c (stmt_simple_memref_p): here.
4651 * tree-data-ref.h (stmt_simple_memref_p): Removed.
4653 2009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
4655 * gcc.dg/graphite/id-4.c: New.
4657 2009-03-12 Sebastian Pop <sebastian.pop@amd.com>
4659 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
4660 (register_old_and_new_names): Update the content of the map.
4661 When there was already a rename_map_elt in the map at that
4663 (copy_bb_and_scalar_dependences): Do rename_variables after
4664 expand_scalar_variables.
4665 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4666 of the map. When there was already a rename_map_elt in the
4667 map at that location, free it.
4668 (translate_clast): Pass the rename_map. Do not initialize and free
4669 a rename_map per stmt_user.
4670 (gloog): Initialize and free one rename_map and pass it to
4673 2009-03-12 Sebastian Pop <sebastian.pop@amd.com>
4675 * sese.c (expand_scalar_variables_stmt,
4676 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
4678 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
4679 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
4680 the gimple_stmt_iterator of the statement to be expanded.
4681 * graphite-scop-detection.c (is_simple_operand): Do handle
4684 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4686 * graphite-scop-detection.c (is_simple_operand): Do not handle
4688 * gcc.dg/graphite/id-2.c: New.
4690 * graphite-sese-to-poly.c (build_bb_loops,
4691 add_value_to_dim, scan_tree_for_params_right_scev,
4692 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
4693 find_params_in_bb, build_loop_iteration_domains,
4694 add_conditions_to_domain): Remove subtract.
4696 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4698 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
4699 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
4700 pbb_loop_at_index -> gbb_loop_at_index.
4701 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
4702 (debug_loop_vec): Delete.
4703 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
4704 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
4705 (PBB_LOOPS): Removed.
4706 (PBB_BLACK_BOX): Insert cast.
4707 (pbb_set_black_box): New setter.
4708 (pbb_loop_at_index, pbb_loop_index): Removed.
4709 (scop_set_region, scop_set_nb_params): New.
4710 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
4711 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
4712 (build_poly_scop): Use scop_set_nb_params.
4713 * sese.h (gimple_bb): Add LOOPS.
4714 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
4716 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4718 Revert previous commit.
4720 2009-03-11 Sebastian Pop <sebastian.pop@amd.com>
4722 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
4723 (register_old_and_new_names): Update the content of the map.
4724 When there was already a rename_map_elt in the map at that
4726 (copy_bb_and_scalar_dependences): Do rename_variables after
4727 expand_scalar_variables.
4728 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4729 of the map. When there was already a rename_map_elt in the
4730 map at that location, free it.
4731 (translate_clast): Pass the rename_map. Do not initialize and free
4732 a rename_map per stmt_user.
4733 (gloog): Initialize and free one rename_map and pass it to
4736 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4738 Remove forgotten line in revert.
4740 2009-03-11 Sebastian Pop <sebastian.pop@amd.com>
4742 Revert previous commit.
4744 2009-03-10 Sebastian Pop <sebastian.pop@amd.com>
4746 * sese.c (register_old_and_new_names): Update the content
4747 of the map. When there was already a rename_map_elt in the
4748 map at that location, free it.
4749 (copy_bb_and_scalar_dependences): Do rename_variables after
4750 expand_scalar_variables.
4751 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4752 of the map. When there was already a rename_map_elt in the
4753 map at that location, free it.
4754 (translate_clast): Pass the rename_map. Do not initialize and free
4755 a rename_map per stmt_user.
4756 (gloog): Initialize and free one rename_map and pass it to
4759 2009-03-10 Sebastian Pop <sebastian.pop@amd.com>
4761 * graphite-clast-to-gimple.c (translate_clast): context_loop
4764 2009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
4765 Sebastian Pop <sebastian.pop@amd.com>
4767 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
4768 of the use of ppl_Polyhedron_map_space_dimensions.
4770 2009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
4771 Sebastian Pop <sebastian.pop@amd.com>
4773 * graphite-poly.c (unify_scattering_dimensions): Fix types.
4774 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
4775 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
4776 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
4777 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
4778 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
4779 pbb_nb_params): New.
4780 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
4781 nb_loops_around_pbb): Adapt return types.
4783 2009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
4785 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
4786 graphite-clast-to-gimple.o, graphite-data-ref.o,
4787 graphite-scop-detection.o, graphite-poly.o): Add
4790 2009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
4792 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
4793 graphite-clast-to-gimple.o, graphite-data-ref.o,
4794 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
4796 2009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
4798 * gcc.dg/graphite/pr37485.c: Remove -floop-block
4799 * gcc.dg/graphite/pr37828.c: Same.
4800 * gcc.dg/graphite/pr37684.c: Same.
4801 * gcc.dg/graphite/block-0.c: Same.
4802 * gcc.dg/graphite/block-1.c: Same.
4803 * gcc.dg/graphite/block-2.c: Same.
4804 * gcc.dg/graphite/block-3.c: Same.
4805 * gcc.dg/graphite/block-4.c: Same.
4806 * gcc.dg/graphite/block-5.c: Same.
4807 * gcc.dg/graphite/block-6.c: Same.
4808 * gfortran.dg/graphite/pr38083.f90: Same.
4809 * gfortran.dg/graphite/block-1.f90: Same.
4810 * gfortran.dg/graphite/block-3.f90: Same.
4811 * gfortran.dg/graphite/pr37852.f90: Same.
4812 * gfortran.dg/graphite/block-4.f90: Same.
4813 * gfortran.dg/graphite/pr37980.f90: Same.
4814 * gfortran.dg/graphite/pr38953.f90: Same.
4815 * gfortran.dg/graphite/pr37857.f90: Same.
4816 * opts.c: Remove -floop-block from -O2.
4817 * graphite-poly.c: Fail if -floop-block -floop-interchange or
4818 -floop-strip-mine are used.
4820 2009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
4821 Sebastian Pop <sebastian.pop@amd.com>
4823 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
4825 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
4826 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
4827 strip_mine_profitable_p, is_interchange_valid,
4828 graphite_trans_bb_block, graphite_trans_loop_block,
4829 graphite_trans_scop_block): Temporary removed.
4830 (extend_scattering, unify_scattering_dimensions): New.
4831 (print_scattering_function, graphite_read_transforms):
4832 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
4833 (graphite_generate_scattering_fns): Removed.
4834 (apply_poly_transforms): Cleanup.
4835 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
4836 (schedule_to_scattering): Moved.
4837 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
4838 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
4839 (pbb_nb_scattering): New.
4840 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
4841 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
4843 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
4845 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
4846 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
4847 -> PBB_TRANSFORMED_SCATTERING.
4848 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
4849 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
4850 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
4851 (check_poly_representation): Do not return bool.
4852 (graphite_transform_loops): Reformat.
4853 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
4855 2009-03-04 Sebastian Pop <sebastian.pop@amd.com>
4857 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
4858 debug_pbb_domain, debug_pbb, debug_scop): New.
4859 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
4860 debug_pbb_domain, debug_pbb, debug_scop): Declared.
4862 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4865 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4866 when the type precision of the induction variable should be
4867 larger than the type precision of nit.
4868 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4869 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
4870 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4872 * gcc.dg/graphite/pr39335_1.c: New.
4873 * gcc.dg/graphite/pr39335.c: New.
4875 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4877 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
4878 SSA_NAMES not struct reduction_info.
4880 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4882 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
4884 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4885 Tobias Grosser <grosser@fim.uni-passau.de>
4887 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
4888 (free_sese): Free SESE_REDUCTION_LIST.
4889 * sese.h (struct sese): Add field reduction_list.
4890 (SESE_REDUCTION_LIST): New.
4891 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
4892 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
4894 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4895 Tobias Grosser <grosser@fim.uni-passau.de>
4897 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
4900 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4901 Tobias Grosser <grosser@fim.uni-passau.de>
4903 * tree-parloops.c (struct brli, build_reduction_list_info,
4904 analyze_reduction_list, gather_scalar_reductions): New.
4905 (loop_parallel_p): Build a reduction list containing only
4906 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
4907 (gen_parallel_loop): Call the analysis analyze_reduction_list.
4908 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
4909 * tree-flow.h (gather_scalar_reductions): Declared.
4911 2009-02-26 Sebastian Pop <sebastian.pop@amd.com>
4914 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
4915 number_of_iterations_exit from a gcc_assert.
4917 2009-02-25 Sebastian Pop <sebastian.pop@amd.com>
4918 Jan Sjodin <jan.sjodin@amd.com>
4920 * output.h (graphite_out_file, graphite_in_file): Declared.
4921 * toplev.c (graphite_out_file, graphite_in_file): New.
4922 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
4923 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
4924 Don't call schedule_to_scattering.
4925 * common.opt (fgraphite-write, fgraphite-read): New.
4926 * graphite-poly.c: Include output.h.
4927 (print_scattering_function, print_scattering_functions,
4928 debug_scattering_function, debug_scattering_functions,
4929 graphite_write_transforms, graphite_read_transforms,
4930 graphite_generate_scattering_fns): New.
4931 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
4932 Call graphite_generate_scattering_fns, graphite_write_transforms,
4933 graphite_read_transforms.
4934 (new_poly_bb): Initialize PBB_SCATTERING.
4935 (free_poly_bb): Free PBB_SCATTERING.
4936 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
4937 * graphite-poly.h (struct poly_bb): Add field scattering.
4938 (PBB_SCATTERING): New.
4939 (print_scattering_function, print_scattering_functions,
4940 debug_scattering_function, debug_scattering_functions): Declared.
4941 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
4942 GMP values, not integers!
4943 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
4944 ppl_read_polyhedron_matrix): New.
4945 * graphite-ppl.h (ppl_print_polyhedron_matrix,
4946 debug_ppl_polyhedron_matrix,
4947 ppl_read_polyhedron_matrix): Declared.
4948 * Makefile.in (graphite-poly.o): Depends on output.h.
4950 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4951 Tobias Grosser <grosser@fim.uni-passau.de>
4954 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
4955 scalar evolutions in the scop_entry->loop_father.
4957 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4958 Tobias Grosser <grosser@fim.uni-passau.de>
4960 * graphite.h (ref_nb_loops): Remove declaration.
4961 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
4962 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
4963 debug_gbb): Moved to sese.h.
4966 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4967 Tobias Grosser <grosser@fim.uni-passau.de>
4969 * graphite-data-ref.[ch]: Disable.
4971 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4972 Tobias Grosser <grosser@fim.uni-passau.de>
4974 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
4975 scalar evolutions in the scop_entry->loop_father.
4977 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4979 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
4980 (graphite_cannot_represent_loop_niter): Renamed
4981 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
4982 (limit_scops): build_sese_loop_nests does not return a bool.
4983 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
4984 * sese.c (nb_reductions_in_loop): ... from here.
4985 (graphite_loop_normal_form): ... from here.
4986 (sese_record_loop): Does not fail, so does not return a bool.
4987 (build_sese_loop_nests): Same.
4988 * sese.h (build_sese_loop_nests): Update declaration.
4989 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
4990 (build_graphite_loop_normal_form): New.
4991 (gloog): Call build_graphite_loop_normal_form.
4992 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
4993 build_sese_loop_nests.
4995 * gcc.dg/graphite/id-1.c: New.
4997 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4998 Tobias Grosser <grosser@fim.uni-passau.de>
5000 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
5001 The SCoP detection fix is sufficient.
5003 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5005 PR tree-optimization/39260
5006 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
5007 the basic block contains a condition with a real type.
5008 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
5010 * gcc.dg/graphite/pr39260.c: New.
5012 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5014 * graphite-poly.c: Inlcude params.h.
5015 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
5017 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
5018 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
5020 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5021 Tobias Grosser <grosser@fim.uni-passau.de>
5023 * graphite-scop-detection.c (dot_all_scops_1,
5024 dot_all_scops): Moved here.
5025 * graphite-scop-detection.h (dot_all_scops): Declared here.
5026 * graphite.c (graphite_initialize, graphite_finalize): New.
5027 (graphite_transform_loops): Cleaned up.
5028 * sese.c (debug_oldivs): Moved here.
5029 * graphite-poly.c (graphite_apply_transformations): Renamed
5030 apply_poly_transforms.
5031 (debug_loop_vec): Moved here.
5032 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
5033 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
5034 find_scop_parameters, build_scop_iteration_domain,
5035 add_conditions_to_constraints, build_scop_canonical_schedules,
5036 build_scop_data_accesses): Now static.
5037 (build_poly_scop, check_poly_representation): New.
5039 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5041 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
5042 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
5043 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
5044 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
5045 scan_tree_for_params_right_scev, scan_tree_for_params_int,
5046 scan_tree_for_params, struct irp_data, dx_record_params,
5047 find_params_in_bb, find_scop_parameters, gbb_from_bb,
5048 build_loop_iteration_domains, add_conditions_to_domain,
5049 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
5050 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
5051 build_sese_conditions, add_conditions_to_constraints,
5052 build_scop_iteration_domain, build_access_matrix_with_af,
5053 build_access_matrix,
5054 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
5056 * graphite-sese-to-poly.c: New.
5057 * graphite-sese-to-poly.h: New.
5059 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
5061 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5063 * graphite.c: Split graphite code generation to a new file.
5064 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
5065 max_precision_type, clast_to_gcc_expression_red,
5066 clast_to_gcc_expression, gcc_type_for_clast_expr,
5067 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
5068 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
5069 graphite_create_new_guard, clast_get_body_of_loop,
5070 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
5071 graphite_create_new_loop, build_iv_mapping, copy_renames,
5072 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
5073 compute_cloog_iv_types, free_scattering, save_var_name,
5074 initialize_cloog_names, build_scop_context, build_cloog_prog,
5075 set_cloog_options, debug_clast_stmt, scop_to_clast,
5076 print_generated_program, debug_generated_program,
5077 gloog): Moved to graphite-clast-to-gimple.c.
5079 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
5081 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
5082 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
5083 loop_iv_stack_pop, loop_iv_stack_get_iv,
5084 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
5085 free_loop_iv_stack, loop_iv_stack_remove_constants,
5086 debug_rename_elt, debug_rename_map_1, debug_rename_map,
5087 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
5088 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
5089 eq_ivtype_map_elts, sese_add_exit_phis_edge,
5090 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
5091 get_vdef_before_sese, sese_adjust_vphi,
5092 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
5093 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
5094 is_iv, expand_scalar_variables_ssa_name,
5095 expand_scalar_variables_expr, expand_scalar_variables_stmt,
5096 expand_scalar_variables, rename_variables, remove_condition,
5097 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
5098 add_loop_exit_phis, insert_loop_close_phis, struct igp,
5099 default_liveout_before_guard, add_guard_exit_phis,
5100 insert_guard_phis, register_old_and_new_names,
5101 graphite_copy_stmts_from_block, register_sese_liveout_renames,
5102 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
5103 if_region_set_false_region, create_if_region_on_edge,
5104 move_sese_in_condition): Moved to sese.c.
5106 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
5107 if_region_exit, if_region_get_condition_block,
5108 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
5109 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
5110 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
5111 ivtype_map_elt, new_ivtype_map_elt,
5112 recompute_all_dominators): Moved to sese.h.
5114 * graphite-clast-to-gimple.c: New.
5115 * graphite-clast-to-gimple.h: New.
5116 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
5117 * sese.c: Modified as said above.
5120 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5122 * graphite.c: Split scop detection to a new file.
5123 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
5124 move_sd_regions, loop_affine_expr, exclude_component_ref,
5125 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
5126 graphite_cannot_represent_loop_niter, struct scopdet_info,
5127 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
5128 find_single_entry_edge, find_single_exit_edge,
5129 create_single_entry_edge, sd_region_without_exit,
5130 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
5131 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
5132 Moved to graphite-scop-detection.c.
5134 * graphite-scop-detection.c: New.
5135 * graphite-scop-detection.h: New.
5136 * Makefile.in: Add new rule for graphite-scop-detection.o.
5138 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
5139 tree-scalar-evolution.h.
5140 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
5141 build_sese_loop_nests): Moved here from graphite.c.
5142 (param_index): Renamed parameter_index_in_region.
5144 2009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
5145 Sebastian Pop <sebastian.pop@amd.com>
5147 * gcc.dg/graphite/block-0.c: Expected to fail now.
5148 * gcc.dg/graphite/block-1.c: Same.
5149 * gcc.dg/graphite/block-5.c: Same.
5150 * gcc.dg/graphite/block-6.c: Same.
5152 2009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
5153 Sebastian Pop <sebastian.pop@amd.com>
5155 * graphite.h: Separate from graphite_bb_p the polyhedral
5156 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
5157 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
5158 graphite-data-ref.h.
5159 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
5160 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
5161 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
5162 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
5163 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
5164 scop_nb_params): Moved to graphite-poly.h.
5165 * graphite-data-ref.c: Same.
5166 * graphite-data-ref.h: New.
5168 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
5169 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
5170 is_interchange_valid, graphite_trans_bb_block,
5171 graphite_trans_loop_block, scop_max_loop_depth,
5172 graphite_trans_scop_block, graphite_apply_transformations,
5173 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
5175 * graphite-poly.h: New.
5176 * graphite-poly.c: New.
5177 * Makefile.in (OBJS-common): Add graphite-poly.o.
5178 (graphite-poly.o): New rule.
5179 * tree-data-ref.h (struct data_reference): Remove unused scop field.
5182 2009-02-18 Sebastian Pop <sebastian.pop@amd.com>
5183 Tobias Grosser <grosser@fim.uni-passau.de>
5185 * graphite.c: Replace gb -> gbb.
5187 * graphite-data-ref.c: Same.
5189 2009-02-18 Sebastian Pop <sebastian.pop@amd.com>
5190 Tobias Grosser <grosser@fim.uni-passau.de>
5192 * Makefile.in (OBJS-commmon): Add sese.o.
5194 (graphite.o): Add sese.h.
5195 * graphite.c (bb_in_ss_p, loop_in_sese_p,
5196 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
5197 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
5199 (block_before_scop): Add missing return.
5200 (new_scop, free_scop): Remove SESE data structures.
5201 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
5202 find_scop_parameters, build_loop_iteration_domains,
5203 add_conditions_to_domain, register_scop_liveout_renames,
5204 copy_bb_and_scalar_dependences): Scop -> SESE.
5206 (add_conditions_to_domain): SCoP -> SESE and remove check
5207 (scop_contains_non_iv_scalar_phi_nodes): New.
5208 (build_scop_conditions_1, build_scop_conditions): Remove check for
5209 non iv scalar phi nodes.
5210 (print_scop_statistics): New.
5211 (graphite_transform_loops): Cleanup.
5213 * graphite.h: Move to sese & cleanup.
5217 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5218 Tobias Grosser <grosser@fim.uni-passau.de>
5220 * graphite.c (build_scop_conditions_1): Conditions are only
5221 at the end of a basic block.
5223 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5224 Tobias Grosser <grosser@fim.uni-passau>
5226 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
5228 (GBB_ALPHA): Removed.
5230 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5231 Tobias Grosser <grosser@fim.uni-passau.de>
5233 * graphite-data-ref.c (graphite_test_dependence): Don't use
5234 GBB_DYNAMIC_SCHEDULE.
5235 * graphite.c (new_graphite_bb): Same.
5236 (free_graphite_bb): Same.
5237 (build_scop_dynamic_schedules): Removed.
5238 (graphite_transform_loops): Don't call it.
5239 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
5240 (GBB_DYNAMIC_SCHEDULE): Removed.
5242 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5243 Tobias Grosser <grosser@fim.uni-passau.de>
5245 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
5246 (print_graphite_bb): Same.
5247 (build_cloog_prog): Same.
5249 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5250 Tobias Grosser <grosser@fim.uni-passau.de>
5252 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
5254 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5255 Tobias Grosser <grosser@fim.uni-passau.de>
5257 * graphite.c (build_scop_context): Don't use CloogMatrix.
5258 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
5259 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
5261 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5262 Tobias Grosser <grosser@fim.uni-passau.de>
5264 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
5265 liveout_renames, add_params fields...
5266 (struct sese): ... here.
5267 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
5268 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
5270 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5271 Tobias Grosser <grosser@fim.uni-passau.de>
5273 * graphite.c (print_scop): Do not print the CLooG program.
5274 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
5275 build_cloog_prog, gloog): Don't use SCOP_PROG.
5276 (find_transform): Renamed scop_to_clast.
5277 (print_generated_program, debug_generated_program): New.
5278 (graphite_transform_loops): Adapt to new interface.
5279 * graphite.h (struct scop): Remove program field.
5280 (SCOP_PROG): Removed.
5281 (print_generated_program, debug_generated_program): Declared.
5283 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5285 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
5286 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
5287 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
5288 free_graphite_bb, build_scop_canonical_schedules,
5289 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
5290 schedules are now represented using a ppl_Linear_Expression_t.
5291 * graphite.h (struct graphite_bb): Same.
5292 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
5293 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
5295 2009-02-15 Sebastian Pop <sebastian.pop@amd.com>
5297 * graphite.c: Free local memory.
5298 * graphite-ppl.c: Same.
5300 2009-02-15 Sebastian Pop <sebastian.pop@amd.com>
5302 * graphite.c (const_column_index, get_first_matching_sign_row_index,
5303 get_lower_bound_row, get_upper_bound_row, copy_constraint,
5304 swap_constraint_variables, scale_constraint_variable): Removed.
5305 (graphite_trans_bb_strip_mine): Remove pong.
5306 * graphite-ppl.c: Include missing header files.
5307 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
5308 * graphite-ppl.h (ppl_strip_loop): Declared.
5309 * Makefile.in (graphite-ppl.o): Adjust dependences.
5311 2009-02-14 Sebastian Pop <sebastian.pop@amd.com>
5313 * graphite.c (build_loop_iteration_domains): Remove ping pong.
5314 (build_scop_iteration_domain): Same.
5316 2009-02-13 Sebastian Pop <sebastian.pop@amd.com>
5318 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
5320 (add_value_to_dim, scan_tree_for_params_right_scev,
5321 scan_tree_for_params_int): New.
5322 * graphite-ppl.c (oppose_constraint): New.
5323 (insert_constraint_into_matrix): Implement missing cases.
5324 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
5326 2009-02-13 Sebastian Pop <sebastian.pop@amd.com>
5328 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
5329 use ppl_move_dimension.
5331 2009-02-12 Sebastian Pop <sebastian.pop@amd.com>
5333 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
5336 * graphite-ppl.c: Same.
5337 * graphite-ppl.h: Same.
5339 2009-02-12 Sebastian Pop <sebastian.pop@amd.com>
5341 Revert last 3 commits.
5343 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5345 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
5347 (add_value_to_dim, scan_tree_for_params_right_scev,
5348 scan_tree_for_params_int): New.
5349 * graphite-ppl.c (oppose_constraint): New.
5350 (insert_constraint_into_matrix): Implement missing cases.
5351 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
5353 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5355 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
5357 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5358 Tobias Grosser <grosser@fim.uni-passau.de>
5360 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
5361 use ppl_move_dimension.
5362 * graphite-ppl.c (ppl_move_dimension): New.
5363 * graphite-ppl.h (ppl_move_dimension): Declared.
5365 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5367 * graphite.c: Do not include cloog/cloog.h.
5368 (print_graphite_bb): Remove ping pong, call PPL print function.
5370 2009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
5372 * Makefile.in (OBJS-common): Add graphite-ppl.o.
5373 (graphite.o): Add dependence on graphite-ppl.h.
5374 (graphite-ppl.o): New.
5375 (graphite-data-ref.c): Ping pong between PPL data structures
5377 * graphite-ppl.c: New.
5378 * graphite-ppl.h: New.
5379 * graphite.c: Include graphite-ppl.h.
5380 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
5381 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
5382 Ping pong between PPL data structures and matrices.
5383 (new_graphite_bb): Create a PPL constraint system.
5384 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
5385 (build_loop_iteration_domains): Use PPL functions.
5386 * graphite.h: Include graphite-ppl.h. Fix comments.
5387 (graphite_bb): Use a ppl_Constraint_System_t instead of
5388 CloogMatrix for representing the domain.
5389 (scop): Remove static_schedule.
5390 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
5392 2009-02-06 Sebastian Pop <sebastian.pop@amd.com>
5394 * graphite.c: Fix some comments.
5396 2009-02-05 Sebastian Pop <sebastian.pop@amd.com>
5399 * graphite.c (if_region_set_false_region): After moving a region
5400 in the false branch of a condition, remove the empty dummy
5402 (gloog): Remove wrong fix for PR38953.
5404 2009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
5406 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5407 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5408 register_bb_in_sese, new_sese, free_sese): Moved.
5409 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5410 outermost_loop_in_scop, build_scop_iteration_domain,
5411 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5412 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5413 Use loop_in_sese_p instead of loop_in_scop_p.
5414 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
5415 (free_scop): Do not free SCOP_BBS_B.
5416 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
5417 ref_nb_loops): Moved here...
5418 * graphite.h (ref_nb_loops): ... from here.
5419 (struct scop): Remove bbs_b bitmap.
5420 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
5421 * gcc.dg/graphite/scop-19.c: New
5423 2009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
5425 * graphite.c (scopdet_basic_block_info): Fix bug in scop
5428 2009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
5430 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5431 eq_loop_to_cloog_loop): Remove.
5432 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
5433 * graphite.h (struct scop): Remove loop2cloog_loop.
5434 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5436 2009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
5438 * opts.c (decode_options): Only add graphite options to O2
5439 if we compile with graphite enabled.
5441 2009-01-26 Sebastian Pop <sebastian.pop@amd.com>
5443 * Merge from mainline (r143163:143684).
5445 2009-01-26 Sebastian Pop <sebastian.pop@amd.com>
5447 * graphite.c (debug_value): Removed.
5448 * graphite.h (debug_value): Removed.
5450 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
5452 * passes.c (init_optimization_passes): Do not call pass_copy_prop
5453 after graphite: pass_copy_prop does not maintain a proper loop closed
5454 SSA form. pass_copy_prop should be fixed.
5456 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
5458 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
5460 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
5462 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
5463 (gloog): Split the exit of the scop when the scop exit is a loop exit.
5464 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
5467 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
5469 * graphite.c (gloog): Return true when code gen succeeded.
5470 (graphite_transform_loops): Do not call cleanup_tree_cfg if
5471 the code of the function did not changed. After cleanup_tree_cfg
5472 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
5475 2009-01-19 Sebastian Pop <sebastian.pop@amd.com>
5477 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
5478 gimple_call_lhs is NULL.
5480 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
5481 Tobias Grosser <tobi.grosser@amd.com>
5483 * graphite.c (graphite_trans_scop_block): Do not block single
5486 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
5487 Tobias Grosser <tobi.grosser@amd.com>
5489 * graphite.c (build_scop_canonical_schedules): Start schedules at
5492 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
5493 Tobias Grosser <tobi.grosser@amd.com>
5495 * graphite.c (compare_prefix_loops): New.
5496 (build_scop_canonical_schedules): Rewritten.
5497 (graphite_transform_loops): Move build_scop_canonical_schedules
5498 after build_scop_iteration_domain.
5500 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5501 Tobias Grosser <tobi.grosser@amd.com>
5503 * graphite.c (add_conditions_to_domain): Add the loops to
5504 the dimension of the iteration domain. Do copy the domain
5505 only when it exists.
5506 (build_scop_conditions_1): Do not call add_conditions_to_domain.
5507 (add_conditions_to_constraints): New.
5508 (can_generate_code_stmt, can_generate_code): Removed.
5509 (gloog): Do not call can_generate_code.
5510 (graphite_transform_loops): Call add_conditions_to_constraints
5511 after building the iteration domain.
5513 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5514 Tobias Grosser <tobi.grosser@amd.com>
5515 Jan Sjodin <jan.sjodin@amd.com>
5517 * graphite.c (scan_tree_for_params): On substractions negate
5518 all the coefficients of the term.
5519 (clast_to_gcc_expression_red): New. Handle reduction expressions
5520 of more than two operands.
5521 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
5522 (get_vdef_before_scop): Handle also the case of default definitions.
5524 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5527 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
5528 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
5529 (gloog): Do not call cleanup_tree_cfg.
5530 (graphite_transform_loops): Call cleanup_tree_cfg after all
5531 scops have been code generated.
5533 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5535 * passes.c (init_optimization_passes): Schedule after
5536 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
5538 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5540 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
5542 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
5543 Set the type of an expression to the type of its assign statement.
5544 (expand_scalar_variables_expr): Do not pass loop_p.
5545 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
5546 (copy_bb_and_scalar_dependences): Do not pass loop_p.
5547 (translate_clast): Update call to copy_bb_and_scalar_dependences.
5549 2009-01-11 Sebastian Pop <sebastian.pop@amd.com>
5551 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
5552 an expression to the gimple_expr_type of its assign statement.
5553 (expand_scalar_variables_expr): Stop recursion on tcc_constant
5556 2009-01-11 Sebastian Pop <sebastian.pop@amd.com>
5558 PR tree-optimization/38786
5559 * gcc.dg/graphite/pr38786.c: New.
5560 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
5561 the SSA_NAME case of expand_scalar_variables_expr.
5562 (expand_scalar_variables_expr): Also gather the scalar computation
5563 used to index the memory access.
5564 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
5565 the gimple_stmt_iterator where it inserts new code.
5567 2009-01-10 Sebastian Pop <sebastian.pop@amd.com>
5569 * gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
5571 2009-01-10 Sebastian Pop <sebastian.pop@amd.com>
5573 * opts.c (decode_options): Enable flag_graphite_identity and
5574 flag_loop_block in -O2 and above.
5576 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
5578 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
5579 Fix merge problem: replace with the file from trunk.
5581 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
5583 * Merge from mainline (r141727:143163).
5585 2009-01-07 Sebastian Pop <sebastian.pop@amd.com>
5586 Jan Sjodin <jan.sjodin@amd.com>
5588 PR tree-optimization/38559
5589 * gcc.dg/graphite/pr38559.c: New.
5591 * graphite.c (debug_value, copy_constraint,
5592 swap_constraint_variables, scale_constraint_variable, ): New.
5593 (get_lower_bound, get_upper_bound): Removed.
5594 (graphite_trans_bb_strip_mine): Clean up this code that works
5595 only for constant number of iterations. Fully copy upper and
5596 lower bound constraints, not only the constant part of them.
5597 * graphite.h (debug_value): Declared.
5599 2009-01-06 Jan Sjodin <jan.sjodin@amd.com>
5601 PR tree-optimization/38492
5602 PR tree-optimization/38498
5603 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
5604 * tree-chrec.h (scev_is_linear_expression): Declared.
5605 * graphite.c (graphite_cannot_represent_loop_niter): New.
5606 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
5607 (graphite_loop_normal_form): Use gcc_assert.
5608 (scan_tree_for_params): Use CASE_CONVERT.
5609 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
5610 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
5611 Use gcc_assert. Discard scops that contain unhandled cases.
5612 (build_scop_conditions): Return a boolean status for unhandled cases.
5613 (strip_mine_profitable_p): Print the loop number, not its depth.
5614 (is_interchange_valid): Pass the depth of the loop nest, don't
5615 recompute it wrongly.
5616 (graphite_trans_bb_block): Same.
5617 (graphite_trans_bb_block): Print tentative of loop blocking.
5618 (graphite_trans_scop_block): Do not print that the loop has been
5620 (graphite_transform_loops): Do not handle scops that contain condition
5623 * gcc.dg/graphite/pr38500.c: Fixed warning as committed
5625 * gcc.dg/graphite/block-0.c: Update test.
5626 * gcc.dg/graphite/block-1.c: Same.
5627 * gcc.dg/graphite/block-2.c: Remove xfail and test for
5629 * gcc.dg/graphite/block-4.c: Remove test for strip mine.
5630 * gcc.dg/graphite/block-3.c: New.
5631 * gcc.dg/graphite/pr38498.c: New.
5633 2008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
5635 PR tree-optimization/38510
5636 * gcc.dg/graphite/pr38510.c: New.
5637 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
5638 (translate_clast): Call recompute_all_dominators before
5640 (gloog): Call recompute_all_dominators before graphite_verify.
5642 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
5644 PR tree-optimization/38492
5645 * graphite.c (rename_map_elt, debug_rename_elt,
5646 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
5647 rename_map_elt_info, eq_rename_map_elts,
5648 get_new_name_from_old_name, bb_in_sese_p): Moved around.
5649 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
5650 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
5651 (sese_build_livein_liveouts): New.
5652 (new_sese, free_sese): New.
5653 (new_scop): Call new_sese.
5654 (free_scop): Call free_sese.
5655 (rename_variables_from_edge, rename_phis_end_scop): Removed.
5656 (register_old_new_names): Renamed register_old_and_new_names.
5657 (register_scop_liveout_renames, add_loop_exit_phis,
5658 insert_loop_close_phis, struct igp,
5659 default_liveout_before_guard, add_guard_exit_phis,
5660 insert_guard_phis, copy_renames): New.
5661 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
5662 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
5663 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
5664 (scop_adjust_phis_for_liveouts): New.
5665 (gloog): Call scop_adjust_phis_for_liveouts.
5667 * graphite.h (struct sese): Documented. Added fields liveout,
5669 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
5670 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
5671 (struct scop): Added field liveout_renames.
5672 (SCOP_LIVEOUT_RENAMES): New.
5674 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5676 PR tree-optimization/38409
5677 * gcc.dg/graphite/pr38409.c: New.
5678 * graphite.c (nb_reductions_in_loop): Use simple_iv.
5680 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5682 * graphite.c (gcc_type_for_cloog_iv): By default return
5684 (graphite_create_new_loop): Don't fold_convert the already
5685 fold_convert-ed expression.
5687 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
5689 PR tree-optimization/38446
5690 * gcc.dg/graphite/pr38446.c: New.
5691 * graphite.c (register_bb_in_sese): New.
5692 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
5693 looking at the bbs in the region.
5694 * graphite.h (sese): Add region_basic_blocks pointer set to
5695 structure and initialize at the time of defining new scop.
5697 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
5699 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
5700 (find_params_in_bb): Do not free data refs.
5701 (free_graphite_bb): Add FIXME on disabled free_data_refs.
5703 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5705 * gcc.dg/graphite/scop-16.c: Test only scop specific info.
5706 * gcc.dg/graphite/scop-17.c: Same.
5707 * gcc.dg/graphite/block-5.c: New.
5708 * gcc.dg/graphite/block-6.c: New.
5709 * gcc.dg/graphite/pr37485.c: Clean dump file after.
5710 * gcc.dg/graphite/pr37684.c: Same.
5711 * gcc.dg/graphite/block-2.c: Same.
5713 * graphite.c (struct ivtype_map_elt): New.
5714 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
5715 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
5716 gcc_type_for_cloog_iv): New.
5717 (loop_iv_stack_patch_for_consts): Use the type of the induction
5718 variable from the original loop, except for the automatically
5719 generated loops, i.e., in the case of a strip-mined loop, in
5720 which case there is no original loop: in that case just use
5722 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
5723 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
5724 (clast_name_to_gcc): Accept params to be NULL.
5725 (clast_to_gcc_expression): Take an extra parameter for the type.
5726 Convert to that type all the expressions built by this function.
5727 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
5728 (graphite_translate_clast_equation): Compute the type of the
5729 clast_equation before translating its LHS and RHS.
5730 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
5731 (graphite_create_new_loop): Compute the type of the induction
5732 variable before translating the lower and upper bounds and before
5733 creating the induction variable.
5734 (rename_variables_from_edge, rename_phis_end_scop): New.
5735 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
5736 (sese_add_exit_phis_edge): Do not use integer_zero_node.
5737 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
5738 compute_cloog_iv_types): New.
5739 (gloog): Call compute_cloog_iv_types before starting the
5740 translation of the clast.
5742 * graphite.h (struct graphite_bb): New field cloog_iv_types.
5743 (GBB_CLOOG_IV_TYPES): New.
5744 (debug_ivtype_map): Declared.
5745 (oldiv_for_loop): New.
5747 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
5750 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
5751 (param_index): Assert if parameter is not know after parameter
5753 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
5754 (find_scop_parameters): Mark, that we have finished parameter
5756 (graphite_transform_loops): Move condition detection before parameter
5758 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
5759 * gfortran.dg/graphite/pr38459.f90: New.
5761 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
5763 * graphite.c (graphite_transform_loops): Always call find_transform ()
5764 in ENABLE_CHECKING. So we test these code paths, even if we do not
5767 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
5769 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
5770 (print_scop): Ditto.
5772 2008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
5775 Fix gfortran.dg/graphite/id-3.f90.
5776 * graphite.c (scopdet_basic_block_info): Fix bug that found some
5777 regions more than once.
5779 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5781 Fix gfortran.dg/graphite/id-4.f90.
5782 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
5785 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5787 Fix gfortran.dg/graphite/id-1.f90.
5788 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
5789 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
5790 (max_precision_type): New.
5791 (value_clast): Removed.
5792 (clast_to_gcc_expression): Be more careful to types of expressions.
5793 Use max_precision_type and update use of gmp_cst_to_tree.
5794 (graphite_translate_clast_equation): Use max_precision_type.
5795 (graphite_create_guard_cond_expr): Do not use integer_type_node,
5796 use the type of the condition.
5797 (graphite_create_new_loop): Do not use integer_type_node, use the
5798 max_precision_type of lb and ub.
5800 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5802 * graphite.c (build_scops_1): Initialize open_scop.exit
5805 2008-12-02 Sebastian Pop <sebastian.pop@amd.com>
5807 * gcc.dg/graphite/pr38084.c: New.
5808 * gfortran.dg/graphite/id-1.f90: New.
5809 * gfortran.dg/graphite/id-2.f90: New.
5810 * gfortran.dg/graphite/id-3.f90: New.
5811 * gfortran.dg/graphite/id-4.f90: New.
5812 * gfortran.dg/graphite/pr37857.f90: New.
5814 2008-12-02 Sebastian Pop <sebastian.pop@amd.com>
5815 Jan Sjodin <jan.sjodin@amd.com>
5816 Harsha Jagasia <harsha.jagasia@amd.com>
5828 * gcc.dg/graphite/pr38073.c: New.
5829 * gcc.dg/graphite/pr37928.c: New.
5830 * gcc.dg/graphite/pr37883.c: New.
5831 * gcc.dg/graphite/pr38125.c: New.
5832 * gfortran.dg/graphite/pr38083.f90: New.
5833 * gfortran.dg/graphite/pr37852.f90: New.
5834 * gfortran.dg/graphite/pr37980.f90: New.
5836 * gcc.dg/graphite/scop-18.c: Remove reduction, test for
5837 the number of detected scops. Copy exact same test for loop
5839 * gcc.dg/graphite/block-1.c: Fix the number of expected
5840 loops to be blocked as reductions are not handled.
5841 * gcc.dg/graphite/block-4.c: ...here. New.
5843 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
5844 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
5846 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
5847 * Makefile.in (graphite.o): Depend on value-prof.h.
5848 (graphite.o-warn): Removed -Wno-error.
5849 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
5850 to be a NULL pointer. Call update_stmt. Return the newly created
5851 cannonical induction variable.
5853 * graphite.h (debug_rename_map): Declared. Fix some comments.
5855 * graphite.c: Reimplement the code generation from graphite to gimple.
5856 Include value-prof.h.
5857 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
5858 (get_old_iv_from_ssa_name): Removed.
5859 (graphite_stmt_p): New.
5860 (new_graphite_bb): Test for useful statements before building a
5861 graphite statement for the basic block.
5862 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
5863 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
5865 (recompute_all_dominators, graphite_verify,
5866 nb_reductions_in_loop, graphite_loop_normal_form): New.
5867 (scop_record_loop): Call graphite_loop_normal_form.
5868 (build_scop_loop_nests): Iterate over all the blocks of the
5869 function instead of relying on the incomplete information from
5870 SCOP_BBS. Return the success of the operation.
5871 (find_params_in_bb): Use the data from GBB_DATA_REFS.
5872 (add_bb_domains): Removed.
5873 (build_loop_iteration_domains): Don't call add_bb_domains.
5874 Add the iteration domain only to the basic blocks that have been
5875 translated to graphite.
5876 (build_scop_conditions_1): Add constraints only if the basic
5877 block have been translated to graphite.
5878 (build_scop_data_accesses): Completely disabled until data
5879 dependence is correctly implemented.
5880 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
5881 (remove_all_edges_1, remove_all_edges): Removed.
5882 (get_new_name_from_old_name): New.
5883 (graphite_rename_variables_in_stmt): Renamed
5884 rename_variables_in_stmt. Call get_new_name_from_old_name.
5885 Use replace_exp and update_stmt.
5886 (is_old_iv): Renamed is_iv.
5887 (expand_scalar_variables_stmt): Extra parameter for renaming map.
5888 Use replace_exp and update_stmt.
5889 (expand_scalar_variables_expr): Same. Use the map to get the
5890 new names for the renaming of induction variables and for the
5891 renaming of variables after a basic block has been copied.
5892 (expand_scalar_variables): Same.
5893 (graphite_rename_variables): Renamed rename_variables.
5894 (move_phi_nodes): Removed.
5895 (get_false_edge_from_guard_bb): New.
5896 (build_iv_mapping): Do not insert the induction variable of a
5897 loop in the renaming iv map if the basic block does not belong
5899 (register_old_new_names, graphite_copy_stmts_from_block,
5900 copy_bb_and_scalar_dependences): New.
5901 (translate_clast): Heavily reimplemented: copy basic blocks,
5902 do not move them. Finally, in call cleanup_tree_cfg in gloog.
5903 At each translation step call graphite_verify ensuring the
5904 consistency of the SSA, loops and dominators information.
5905 (collect_virtual_phis, find_vdef_for_var_in_bb,
5906 find_vdef_for_var_1, find_vdef_for_var,
5907 patch_phis_for_virtual_defs): Removed huge hack.
5908 (mark_old_loops, remove_dead_loops, skip_phi_defs,
5909 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
5910 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
5911 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
5912 if_region_get_condition_block, if_region_set_false_region,
5913 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
5914 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
5915 sese_add_exit_phis_edge, sese_add_exit_phis_var,
5916 rewrite_into_sese_closed_ssa): New.
5917 (gloog): Remove dead code. Early return if code cannot be
5918 generated. Call cleanup_tree_cfg once the scop has been code
5920 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
5921 block loops with less than two loops.
5922 (graphite_apply_transformations): Remove the call to
5923 scop_remove_ignoreable_gbbs.
5924 (limit_scops): When build_scop_loop_nests fails, continue on
5925 the next scop. Fix open_scop.entry.
5926 (graphite_transform_loops): Call recompute_all_dominators: force the
5927 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
5928 Call initialize_original_copy_tables and free_original_copy_tables
5929 to be able to copy basic blocks during code generation.
5930 When build_scop_loop_nests fails, continue on next scop.
5931 (value_clast): New union.
5932 (clast_to_gcc_expression): Fix type cast warning.
5934 2008-11-09 Sebastian Pop <sebastian.pop@amd.com>
5936 * Merge from mainline (r140838:141727).
5938 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
5942 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
5944 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
5948 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
5949 exits and conditions.
5950 * gcc.dg/graphite/pr37943.c: New.
5952 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
5955 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
5957 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
5959 * doc/invoke.texi: Fix spaces.
5961 2008-10-22 Sebastian Pop <sebastian.pop@amd.com>
5963 PR tree-optimization/37891
5964 Reverted last commit.
5965 * graphite.c (create_single_entry_edge): Set
5966 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
5968 2008-10-21 Sebastian Pop <sebastian.pop@amd.com>
5969 Mitul Thakkar <mitul.thakkar@amd.com>
5971 * graphite.c (create_single_entry_edge): Set
5972 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
5974 2008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
5976 * doc/invoke.texi: Add -fgraphite-identity.
5977 * graphite.c (graphite_apply_transformations): Check for
5978 -fgraphite-identity.
5979 * toplev.c (process_options): Add flag_graphite_identity.
5980 * tree-ssa-loop.c: Add flag_graphite_identity.
5982 2008-10-14 Sebastian Pop <sebastian.pop@amd.com>
5984 Undo changes from 2008-10-02:
5985 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
5986 operand type when copying the operand to a variable of different type.
5987 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
5988 with the IV name after increment.
5990 2008-10-14 Sebastian Pop <sebastian.pop@amd.com>
5991 Harsha Jagasia <harsha.jagasia@amd.com>
5993 PR tree-optimization/37828
5994 * gcc.dg/graphite/pr37828.c: New.
5995 * graphite.c (graphite_trans_loop_block): Do not loop block
5996 single nested loops.
5998 2008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
5999 Sebastian Pop <sebastian.pop@amd.com>
6001 * graphite.c (struct rename_map_elt, new_rename_map_elt,
6002 rename_map_elt_info, eq_rename_map_elts): New.
6003 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
6004 (expand_scalar_variables_expr): Change parameters.
6005 (expand_scalar_variables_stmt): Same.
6006 (expand_scalar_variables): Same.
6007 (graphite_rename_ivs): Rename graphite_rename_variables.
6008 (build_iv_mapping): New.
6009 (translate_clast): Call build_iv_mapping.
6010 * graphite.h (gbb_p): New name.
6012 2008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
6014 PR tree-optimization/37684
6015 * gcc.dg/graphite/pr37684.c: New.
6016 * graphite.c (exclude_component_ref): New.
6017 (is_simple_operand): Call exclude_component_ref.
6019 2008-10-02 Jan Sjodin <jan.sjodin@amd.com>
6020 Harsha Jagasia <harsha.jagasia@amd.com>
6022 PR tree-optimization/37485
6023 * gcc.dg/graphite/block-2.c: New
6024 * graphite.c (gmp_cst_to_tree): Moved.
6025 (iv_stack_entry_is_constant): New.
6026 (iv_stack_entry_is_iv): New.
6027 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
6028 (loop_iv_stack_insert_constant): New.
6029 (loop_iv_stack_pop): Use new datatpype.
6030 (loop_iv_stack_get_iv): Same.
6031 (loop_iv_stack_get_iv_from_name): Same.
6032 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
6033 (loop_iv_stack_patch_for_consts): New.
6034 (loop_iv_stack_remove_constants): New.
6035 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
6036 (translate_clast): Call loop_iv_stack_patch_for_consts and
6037 loop_iv_stack_remove_constants.
6038 (gloog): Use new datatype. Redirect construction edge to end
6039 block to avoid accidental deletion.
6040 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
6042 (union iv_stack_entry_data): New. Data in iv stack entry.
6043 (struct iv_stack_entry): New. Datatype for iv stack entries.
6045 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
6047 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
6048 operand type when copying the operand to a variable of different type.
6050 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
6052 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
6053 with the IV name after increment.
6055 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
6057 * Merge from mainline (r140164:140838).
6059 2008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6061 * graphite-data-ref.c: New.
6062 * graphite.c (print_scop): Also dump the dependence graph.
6063 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
6064 (new_scop): Initialize SCOP_DEP_GRAPH.
6065 (build_scop_dynamic_schedules): New.
6066 (build_access_matrix_with_af): Fixed column numbering.
6067 (graphite_transform_loops): Call build_scop_dynamic_schedules.
6068 * graphite.h: Add ifndef/define guards against multiple inclusion.
6069 (struct scop): Add dep_graph field.
6070 (SCOP_DEP_GRAPH): Defined.
6071 (ref_nb_loops): Fixed and moved to other position.
6072 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
6073 (nb_loops_around_loop_in_scop): New.
6074 (graphite_dump_dependence_graph): Declared.
6075 (graphite_build_rdg_all_levels): Declared.
6076 (graphite_test_dependence): Declared.
6077 * Makefile.in (graphite-data-ref.o): New target.
6079 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6081 * Merge from mainline (139870:140164).
6083 2008-09-01 Sebastian Pop <sebastian.pop@amd.com>
6085 * Merge from mainline (138275:139870).
6086 * gcc.dg/graphite/scop-matmult.c: XFailed as one of
6087 the commits from trunk broke the niter detection.
6089 2008-09-01 Sebastian Pop <sebastian.pop@amd.com>
6091 * graphite.c: Add more documentation. Fix formatting.
6092 (debug_loop_vec, debug_oldivs, loop_iv_stack,
6093 loop_iv_stack_debug): Moved...
6094 (schedule_to_scattering): Move before use.
6095 (dot_all_scops): Include in "#if 0" the code for system
6098 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
6099 loop_iv_stack_debug): ...here.
6101 2008-08-29 Jan Sjodin <jan.sjodin@amd.com>
6103 * tree-phinodes.c (make_phi_node): Extern.
6104 (add_phi_node_to_bb): New.
6105 (create_phi_node): Call add_phi_node_to_bb.
6106 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6107 (remove_statement): Handle case where stored phi was updated
6108 and is no longer the same.
6109 * graphite.c (is_parameter): New.
6111 (expand_scalar_variables_expr): New.
6112 (expand_scalar_variables_stmt): New.
6113 (expand_scalar_variables): New.
6114 (move_phi_nodes): Create new phi instead of moving old one.
6115 (translate_clast): Call expand_scalar_variables.
6116 (find_vdef_for_var_in_bb): Also scan regular definitions.
6117 (skip_phi_defs): New.
6118 (collect_scop_exit_phi_args): New.
6119 (patch_scop_exit_phi_args): New.
6120 (gloog): Patch phis after scop.
6121 * tree-flow.h: (add_phi_node_to_bb): Declared.
6122 (make_phi_node): Declared.
6124 2008-08-26 Sebastian Pop <sebastian.pop@amd.com>
6126 * graphite.c (end_scop): Split the entry of the scop when it
6127 is the header of the loop in which the scop is ending.
6128 (build_scops_1, limit_scops): Update uses of end_scop.
6130 2008-08-26 Sebastian Pop <sebastian.pop@amd.com>
6132 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
6133 SCOP_ENTRY or SCOP_EXIT.
6135 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6137 * graphite.c (get_construction_edge): Removed.
6138 (gloog): Construction edge is the scop entry edge.
6140 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6142 * graphite.c (can_generate_for_scop): Removed.
6143 (gloog): Do not call it.
6145 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6147 * graphite.c (new_scop): Entry of a scop is an edge.
6148 Initialize SESE region.
6149 (free_scop): Free SESE region.
6150 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
6151 (split_difficult_bb): New, split from end_scop.
6152 (end_scop): Exit of a scop is an edge.
6153 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
6154 not automatically updated and thus is always wrong.
6155 * graphite.h (struct sese): New.
6158 (struct scop): New field for a SESE region. Remove entry, exit.
6159 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
6160 semantics as before. Moved comment around.
6162 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
6163 Sebastian Pop <sebastian.pop@amd.com>
6165 * graphite.c (graphite_transform_loops): Always enable gloog
6166 and find_transform when ENABLE_CHECKING.
6168 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6170 * graphite.c (graphite_transform_loops): Move pretty printer
6171 of SCOPs before doing any transform. Remove call to print_scops
6172 and dot_all_scops_1.
6174 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6176 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
6177 (print_graphite_bb): Same.
6179 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6181 * graphite.c (dot_all_scops_1): Cleanup.
6182 (move_scops): Fix comment.
6184 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6186 * graphite.c (build_scop_bbs): Revert commit 139355:
6188 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6189 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6191 * graphite.c (build_scop_bbs): Factor up code.
6193 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
6195 * graphite.c (gloog): Update dominator info.
6197 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
6199 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
6201 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6203 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
6205 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
6206 (translate_clast): Correct formatting.
6207 * graphite.h (struct num_map): Removed.
6208 (struct graphite_bb): Remove num_map field.
6209 (GBB_INDEX_TO_NUM_MAP): Removed.
6211 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6213 * graphite.c (build_access_matrix_with_af): Fix comments.
6214 (build_scop_data_accesses): Same.
6216 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6218 * graphite.c (build_scop_data_accesses): Don't construct
6219 access matrices. Add a FIXME and an assert condition that
6220 should pass when the access matrices will be needed.
6222 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6224 * tree-data-ref.c (stmt_simple_memref_p): Don't call
6226 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
6227 Moved close by free_graphite_bb.
6228 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
6229 (new_scop): Move close by free_scop.
6230 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
6232 2008-08-22 Jan Sjodin <jan.sjodin@amd.com>
6234 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
6235 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
6236 instead of recursive call.
6237 (graphite_translate_clast_equation): New.
6238 (graphite_create_guard_cond_expr): New.
6239 (graphite_create_new_guard): New.
6240 (get_stack_index_from_iv): Removed.
6241 (graphite_rename_ivs_stmt): Use gbb_loop_index.
6242 (get_true_edge_from_guard_bb): New.
6243 (translate_clast): Handle stmt_guard in clast.
6244 (get_construction_edge): Allow construction edge detection for
6245 a scope entry with multiple predecessors if one predecessor is
6246 the immediate dominator of scope entry.
6247 (can_generate_code_stmt): Enable code generation for clast_guard.
6248 (gloog): Use correct context loop. Removed check for post dominators.
6249 * cfgloop.h (create_empty_if_region_on_edge): Declared.
6251 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6253 * graphite.c (remove_dead_loops): Document better which
6256 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6258 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
6260 (graphite.o): Also depends on pointer-set.h.
6262 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6264 * graphite.c (scop_record_loop): Fix compile warning.
6266 2008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
6267 Sebastian Pop <sebastian.pop@amd.com>
6269 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
6271 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6273 * graphite.c (build_graphite_bb): Initialize bb->aux to
6274 point to the graphite_bb_p.
6275 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
6277 (add_bb_domains): Does not use the scop parameter.
6278 (graphite_transform_loops): Clean bb->aux at the end.
6280 2008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6281 Sebastian Pop <sebastian.pop@amd.com>
6283 * lib/target-supports.exp
6284 (check_effective_target_fgraphite): New.
6286 * gcc.dg/graphite/graphite.exp: Early exit when
6287 check_effective_target_fgraphite returns false.
6288 Set dg-do-what-default to compile.
6289 (scan-graphite-dump-times): Removed.
6290 * gfortran.dg/graphite/graphite.exp: Same.
6292 * gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
6293 Use scan-tree-dump-times instead of scan-graphite-dump-times.
6294 * gcc.dg/graphite/scop-1.c: Same.
6295 * gcc.dg/graphite/scop-2.c: Same.
6296 * gcc.dg/graphite/scop-3.c: Same.
6297 * gcc.dg/graphite/scop-4.c: Same.
6298 * gcc.dg/graphite/scop-5.c: Same.
6299 * gcc.dg/graphite/scop-6.c: Same.
6300 * gcc.dg/graphite/scop-7.c: Same.
6301 * gcc.dg/graphite/scop-8.c: Same.
6302 * gcc.dg/graphite/scop-9.c: Same.
6303 * gcc.dg/graphite/scop-10.c: Same.
6304 * gcc.dg/graphite/scop-11.c: Same.
6305 * gcc.dg/graphite/scop-12.c: Same.
6306 * gcc.dg/graphite/scop-13.c: Same.
6307 * gcc.dg/graphite/scop-matmult.c: Same.
6308 * gcc.dg/graphite/scop-14.c: Same.
6309 * gcc.dg/graphite/scop-15.c: Same.
6310 * gcc.dg/graphite/block-0.c: Same.
6311 * gcc.dg/graphite/scop-16.c: Same.
6312 * gcc.dg/graphite/block-1.c: Same.
6313 * gcc.dg/graphite/scop-17.c: Same.
6314 * gcc.dg/graphite/scop-18.c: Same.
6315 * gfortran.dg/graphite/block-1.f90: Same.
6316 * gfortran.dg/graphite/scop-1.f: Same.
6317 * gfortran.dg/graphite/block-2.f: Same.
6319 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6321 * graphite.c: Fix some XXX comments.
6322 (build_scop_dynamic_schedules): Removed.
6324 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6326 * graphite.h (scop_max_loop_depth): Moved...
6327 * graphite.c (scop_max_loop_depth): ...here.
6328 (remove_all_edges_1): New.
6329 (remove_all_edges): Factored code.
6330 (remove_cond_exprs): Check only the last statement for
6331 a GIMPLE_COND expression.
6333 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6335 * graphite.c (scan_tree_for_params): Early return when the
6336 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
6337 (find_scop_parameters): Factor out code.
6338 (graphite_trans_bb_strip_mine): Remove dead code.
6340 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6342 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
6343 graphite_trans_bb_move_loop): Factor asserts.
6344 (gloog): Perform sanity checks only for ENABLE_CHECKING.
6345 Do not call calculate_dominance_info and estimate_bb_frequencies.
6347 2008-08-20 Jan Sjodin <jan.sjodin@amd.com>
6349 * graphite.c (create_loops_mapping, free_loops_mapping,
6350 create_loops_mapping_num, debug_loop_mapping_1,
6351 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
6352 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
6353 graphite_loops_mapping_add_child_num,
6354 graphite_loops_mapping_insert_child,
6355 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
6356 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
6357 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
6358 create_num_from_index, get_num_from_index,
6359 swap_loop_mapped_depth): Removed.
6360 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
6361 (free_scop): Do not call free_loops_mapping.
6362 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
6363 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
6364 get_loop_mapped_depth.
6365 (graphite_trans_bb_move_loop): Do not update the loop mapping.
6366 (graphite_trans_bb_strip_mine): Same.
6367 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
6368 (struct scop): Remove field loops_mapping.
6370 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6371 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6373 * graphite.c (scop_record_loop): Factor out one level of the
6374 condition by early return.
6375 (build_scop_loop_nests): Format following FSF coding style.
6376 (build_scop_dynamic_schedules): Factor out code.
6377 (scopdet_bb_info): Reindent. Default case should not be reachable.
6379 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6380 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6382 * graphite.c (loop_affine_expr): Check for DECL_P or struct
6383 assignments that are not handled as simple operands for now.
6385 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6386 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6388 * graphite.c (build_scop_bbs): Factor up code.
6390 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6391 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6393 * graphite.c (stmt_simple_for_scop_p): Factor code out
6395 (enum gbb_type): New. Group all the GBB_* types under it.
6396 (is_loop_exit): Moved...
6397 (end_scop): Enable BB spliting.
6398 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
6399 * cfgloop.h (is_loop_exit): Declared.
6401 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6403 * doc/invoke.texi: Remove strides from examples containing
6404 DO loops when the strides are equal to 1.
6406 2008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
6407 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6409 * graphite.c (graphite_trans_scop_block): Or the result with
6410 the result from graphite_trans_loop_block.
6411 * gcc.dg/graphite/block-1.c: New.
6412 * gfortran.dg/graphite/block-1.f90: New.
6413 * gfortran.dg/graphite/block-2.f: New.
6415 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6417 * graphite.c (graphite_transform_loops): Call cloog_initialize
6420 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6422 * tree-data-ref.c) (stmt_simple_memref_p): New.
6423 * tree-data-ref.h (stmt_simple_memref_p): Declared.
6424 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
6425 (is_simple_operand): Call stmt_simple_memref_p.
6427 * gcc.dg/graphite/scop-matmult.c: Updated for not
6428 using pointer arithmetic, as this is optimized by PRE and
6429 makes the code too difficult to analyze.
6431 * gcc.dg/graphite/scop-18.c: Same.
6433 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6435 * gdbinit.in (pgg): New.
6437 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
6439 * graphite.c (graphite_trans_loop_block): Fix warning.
6441 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
6443 * graphite.c (graphite_trans_loop_block): Fix my merge error.
6445 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
6447 * graphite.c (graphite_trans_bb_block): Remove check for
6448 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
6449 Check if loop blocking is profitable for every loop, before applying
6451 (graphite_apply_transformations): Call graphite_trans_bb_block only,
6452 if flag_loop_block is set.
6454 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6456 * graphite.c: Add some more documentation for the loop
6459 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6461 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
6462 * graphite.c: Format on less than 80 columns.
6465 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6467 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
6469 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6471 * doc/invoke.texi (floop-block, floop-strip-mine,
6472 floop-interchange): Update documentation with examples.
6474 2008-08-13 Sebastian Pop <sebastian.pop@amd.com>
6476 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
6478 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
6480 2008-08-13 Sebastian Pop <sebastian.pop@amd.com>
6482 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
6483 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
6484 * tree-scalar-evolution.c: Revert useless changes.
6485 * tree-phinodes.c: Same.
6488 * tree-vectorizer.h: Same.
6489 * tree-flow.h: Same.
6491 * common.opt (fgraphite): Update documentation.
6493 2008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
6495 * doc/invoke.texi (-floop-block, -floop-strip-mine,
6496 -floop-interchange): Add more text for explaining what each of these
6498 * tree-into-ssa.c (gimple_vec): Moved to...
6499 * graphite.c: Include gimple.h.
6500 (gimple_vec): Moved to...
6501 (del_loop_to_cloog_loop): Removed.
6502 (loop_affine_expr): Do not call create_data_ref when the
6503 operand is a constant.
6504 (new_scop): Use free instead of del_loop_to_cloog_loop.
6505 * Makefile.in (graphite.o): Depend on GIMPLE_H.
6506 * gimple.h (gimple_vec): ... here.
6508 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6510 * graphite.c (scopdet_bb_info): Only allow loops with known number of
6512 (build_loop_iteration_domains): Fail, if latch executions unknown.
6514 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6516 * graphite.c (add_conditions_to_domain): New.
6517 (build_scop_conditions_1): Call add_conditions_to_domain.
6518 (set_cloog_options): Allow to disable optimizations.
6520 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6522 * graphite.c (find_params_in_bb): Look for parameters in conditions.
6523 Do not use walk_dominator_tree.
6524 (find_scop_parameters): Do not use walk_dominator_tree.
6526 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6528 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
6529 (idx_record_params): Adapt.
6530 * graphite.h (scop_gimple_loop_depth): New.
6532 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6534 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
6535 (scan_tree_for_params): Remove value_init.
6536 (build_scop_context): Remove value_init.
6537 (build_loop_iteration_domains): Remove value_init.
6538 (schedule_to_scattering): Remove value_init.
6539 (graphite_trans_bb_strip_mine): Remove value_init.
6541 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6543 * gcc/graphite.c (limit_scops): New.
6544 (graphite_transform_loops): Add limit SCoPs.
6545 * gcc.dg/graphite/scop-0.c: Update number of SCoPs.
6546 * gcc.dg/graphite/scop-1.c: Update number of SCoPs.
6547 * gcc.dg/graphite/scop-10.c: Update number of SCoPs.
6548 * gcc.dg/graphite/scop-11.c: Update number of SCoPs.
6549 * gcc.dg/graphite/scop-12.c: Update number of SCoPs.
6550 * gcc.dg/graphite/scop-13.c: Update number of SCoPs.
6551 * gcc.dg/graphite/scop-14.c: Update number of SCoPs.
6552 * gcc.dg/graphite/scop-15.c: Update number of SCoPs.
6553 * gcc.dg/graphite/scop-16.c: Update number of SCoPs.
6554 Change loop numbers.
6555 * gcc.dg/graphite/scop-17.c: Update number of SCoPs.
6556 Change loop numbers.
6557 * gcc.dg/graphite/scop-18.c: Update number of SCoPs.
6558 * gcc.dg/graphite/scop-2.c: Update number of SCoPs.
6559 * gcc.dg/graphite/scop-3.c: Update number of SCoPs.
6560 * gcc.dg/graphite/scop-4.c: Update number of SCoPs.
6561 * gcc.dg/graphite/scop-5.c: Update number of SCoPs.
6562 * gcc.dg/graphite/scop-6.c: Update number of SCoPs.
6563 * gcc.dg/graphite/scop-7.c: Update number of SCoPs.
6564 * gcc.dg/graphite/scop-8.c: Update number of SCoPs.
6565 * gcc.dg/graphite/scop-9.c: Update number of SCoPs.
6566 * gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
6568 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6570 * graphite.c (graphite_transform_loops): Call always find_transform.
6572 2008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
6574 * graphite.c (free_loops_mapping): New.
6575 (stmt_simple_for_scop_p): Fix typo.
6576 (stmt_simple_for_scop_p): Fix tuples functions, that
6578 (free_graphite_bb): Fix some memleaks.
6579 (free_scop): Fix some memleaks.
6580 (scopdet_bb_info): Do not forget some tmp SCoPs.
6581 (find_params_in_bb): Fix some memleaks.
6582 (clast_to_gcc_expression): Fix warning.
6584 2008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
6586 * gcc.dg/graphite/scop-16.c: Fix for 32bit.
6587 * gcc.dg/graphite/scop-17.c: Fix for 32bit.
6589 2008-08-04 Sebastian Pop <sebastian.pop@amd.com>
6591 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
6592 Move code ifdef-ed HAVE_cloog...
6593 * graphite.c: Include toplev.h.
6595 * Makefile.in (OBJS-common): Always build graphite.o.
6596 (BACKEND): Remove @GRAPHITE@.
6597 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
6598 (graphite.o): Depend on TOPLEV_H.
6600 2008-08-04 Sebastian Pop <sebastian.pop@amd.com>
6602 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
6603 Remove typo left from polylib to ppl conversion.
6604 * graphite.c (graphite_transforms): Use sorry instead of fatal.
6606 2008-08-03 Sebastian Pop <sebastian.pop@amd.com>
6608 * toplev.c (process_options): Move the graphite loop optimization
6610 * tree-ssa-loop.c (graphite_transforms): ... here.
6611 When not configured with CLooG, print to dump_file that
6612 Graphite transforms were not performed.
6613 * gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
6615 * gcc.dg/graphite/*.c: Updated all testcases to use
6616 scan-graphite-dump-times.
6618 2008-08-03 Sebastian Pop <sebastian.pop@amd.com>
6620 * graphite.c (dot_scop, dot_all_scops): Do not call system.
6621 Do not open /tmp/scop.dot and /tmp/allscops.dot.
6623 2008-08-02 Sebastian Pop <sebastian.pop@amd.com>
6624 Jan Sjodin <jan.sjodin@amd.com>
6626 * configure: Regenerated.
6627 * omp-low.c (expand_omp_sections): Remove now unused code.
6628 * config.in (HAVE_polylib): Removed.
6629 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
6630 (PPLLIBS, PPLINC): Added.
6631 * graphite.c: Replace unsigned with int wherever possible.
6632 Don't access Cloog's data structures, but use accessor functions.
6633 Clast's stmt->type is now implemented as a vtable: change the
6634 switches of stmt->type into ifs.
6635 (polylib/polylibgmp.h): Don't include.
6636 (initialize_dependence_polyhedron,
6637 initialize_data_dependence_polyhedron, is_empty_polyhedron,
6638 statement_precedes_p, test_dependence, build_rdg_all_levels,
6639 dump_dependence_graph): Removed until this code is cleaned up
6641 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
6642 (POLYLIBINC): Renamed PPLINC.
6644 2008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
6645 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6646 Jan Sjodin <jan.sjodin@amd.com>
6648 Finish the merge and tuplification of graphite.
6650 2008-07-24 Sebastian Pop <sebastian.pop@amd.com>
6651 Jan Sjodin <jan.sjodin@amd.com>
6653 Partial merge from mainline (138072:138275).
6654 * graphite.c still has to be tuplified.
6656 2008-07-29 Jan Sjodin <jan.sjodin@amd.com>
6658 * graphite.c (graphite_loops_mapping_max_loop_num): New.
6659 (create_num_from_index): New.
6660 (get_num_from_index): Also pass in the graphite BB.
6661 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
6662 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
6663 (graphite_trans_bb_strip_mine): Call create_num_from_index.
6664 (is_interchange_valid): Return false when failing.
6665 * graphite.h (struct num_map): New.
6666 (struct graphite_bb): New field num_map.
6667 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
6669 2008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
6671 * graphite.c (dump_gbb_conditions): Print also conditions like
6672 "if (a)". Remove dublicated code and use print_generic_expr ().
6673 (stmt_simple_for_scop_p): Only allow conditions we can handle
6676 2008-07-25 Jan Sjodin <jan.sjodin@amd.com>
6678 * graphite.h (struct scop): Removed new_ivs field.
6679 (SCOP_NEWIVS): Deleted.
6680 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
6681 clast_to_gcc_expression, graphite_create_new_loop):
6682 Removed use of new_ivs.
6684 2008-07-25 Jan Sjodin <jan.sjodin@amd.com>
6686 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
6687 create_loops_mapping_num, debug_loop_mapping_1): New.
6688 (debug_loop_mapping): Call debug_loop_mapping_1.
6689 (get_loop_mapping_for_num,
6690 graphite_loops_mapping_add_child,
6691 graphite_loops_mapping_add_child_num,
6692 graphite_loops_mapping_insert_child,
6693 graphite_loops_mapping_parent,
6694 split_loop_mapped_depth_for_num,
6695 loop_mapped_depth_split_loop): New.
6696 (increment_loop_mapped_depths): Removed.
6697 (swap_loop_mapped_depth_for_num): Reimplemented.
6698 (new_scop): Call create_loops_mapping.
6699 (scop_record_loop): Call graphite_loops_mapping_insert_child.
6700 (translate_clast): Pass the old loop father in parameter, and pass
6701 it to get_old_iv_from_ssa_name.
6702 (remove_edges_around_useless_blocks, can_generate_code_stmt,
6703 can_generate_code, can_generate_for_scop): New.
6704 (graphite_trans_bb_block): Returns false when it fails to transform.
6705 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
6707 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6709 Reverted all the changes related to the streamization and
6711 These changes are now tracked in the streamization branch.
6713 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6714 Jan Sjodin <jan.sjodin@amd.com>
6716 * graphite.c (gbb_compare): Correctly constify.
6717 (gbb_can_be_ignored): Indent.
6718 (graphite_trans_scop_swap_1and2): Add legality check.
6721 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6723 Remove fallouts from "Reverted the Condate changes".
6724 * tree.h: Remove unused decl.
6725 * gcc.dg/tree-checker: Same.
6726 * timevar.def: Remove counter.
6728 2008-07-24 Sebastian Pop <sebastian.pop@amd.com>
6730 * Merge from mainline (135673:138072).
6732 Reverted the MIRO changes (from 2008-04-05) that are now
6733 tracked in the miro branch.
6734 * tree-bounds.c: Removed.
6735 * tree-bounds.h: Removed.
6737 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
6738 are now tracked in the condate branch.
6739 * tree-check.c: Removed.
6740 * tree-match.c: Removed.
6741 * condate.y: Removed.
6743 2008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6745 * common.opt: New user flag -floop-block, -floop-strip-mine
6746 and -floop-interchange.
6747 * toplev.c (process_options): Enable -fgraphite pass if any one of the
6748 graphite loop optimization flags is turned on.
6749 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
6750 flag_loop_strip_mine and flag_loop_interchange checks before
6752 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
6753 -floop-strip-mine and -floop-interchange.
6754 * gcc.dg/graphite/block-0.c: Add -floop-block and remove
6756 * gcc.dg/graphite/scop-16.c: Ditto.
6757 * gcc.dg/graphite/scop-17.c: Ditto.
6758 * gcc.dg/graphite/scop-18.c: Ditto.
6760 2008-07-23 Jan Sjodin <jan.sjodin@amd.com>
6761 Sebastian Pop <sebastian.pop@amd.com>
6763 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
6764 (create_empty_loop_on_edge): More fixes.
6765 * tree-phinodes.c (resize_phi_node): Extern.
6766 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
6767 * cfghooks.c (update_dominator_information): New split from
6769 * tree-vectorizer.c (rename_variables_in_bb): Extern.
6770 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
6771 successor of the function entry block.
6773 * graphite.c: Include pointer-set.h.
6774 (debug_loop_mapping, increment_loop_mapped_depths,
6775 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
6776 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
6777 swap_loop_mapped_depth_for_num, get_num_from_index,
6778 swap_loop_mapped_depth, loop_iv_stack_debug,
6779 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
6780 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
6781 get_old_iv_from_ssa_name): New.
6782 (new_scop): Initialize SCOP_LOOPS_MAPPING.
6783 (free_scop): Free SCOP_LOOPS_MAPPING.
6784 (scop_record_loop): Record old ivs.
6785 (create_var_name): Removed.
6786 (initialize_cloog_names): Allocate double space in case strip mine
6787 applies to all loops once.
6788 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
6789 (clast_to_gcc_expression): Same. Implement more clast to gimple
6791 (graphite_create_new_loop): Pass in ivstack.
6792 (remove_all_edges): Pass in the construction_edge.
6793 (graphite_remove_iv): Removed.
6794 (graphite_rename_ivs, graphite_rename_ivs_stmt,
6795 remove_cond_exprs): Rewritten.
6796 (move_phi_nodes): New.
6797 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
6798 (translate_clast): Pass in ivstack. Rewrite some cases.
6799 (set_cloog_options, debug_clast_stmt): New.
6800 (find_transform): Use set_cloog_options.
6801 (outermost_loop_layer): Removed.
6802 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
6803 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
6804 mark_old_loops, remove_dead_loops): New.
6806 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
6807 (const_column_index, get_first_matching_sign_row_index,
6808 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
6809 get_upper_bound): New.
6810 (graphite_trans_bb_strip_mine): Also update the iv map.
6812 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
6813 (struct name_tree): Add a loop field.
6814 (struct scop): Add a graphite_loops_mapping field.
6815 (SCOP_LOOPS_MAPPING): New.
6816 (debug_clast_stmt): Declare.
6817 * lambda.h (find_induction_var_from_exit_cond): Declare.
6818 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
6819 * cfgloop.h (update_dominators_in_loop): Removed declaration.
6820 (create_empty_loop_on_edge): Updated.
6821 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
6822 rename_variables_in_bb): Declare.
6823 * tree-cfg.c (remove_bb): Extern.
6825 * gcc.dg/graphite/block-0.c: New.
6827 2008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6828 Sebastian Pop <sebastian.pop@amd.com>
6830 * graphite.c (strip_mine_profitable_p): New.
6831 (graphite_trans_bb_block): Disable strip mining if not profitable.
6833 * gcc.dg/graphite/scop-18.c: New.
6834 * gcc.dg/graphite/scop-17.c: Fixed.
6835 * gcc.dg/graphite/scop-16.c: Fixed.
6837 2008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
6838 Jan Sjodin <jan.sjodin@amd.com>
6839 Sebastian Pop <sebastian.pop@amd.com>
6841 * graphite.c (is_interchange_valid): New.
6842 (graphite_trans_bb_block): Check loop nest of basic block for legality
6845 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
6846 outer_most_loop, gbb_outer_most_loop_index): New.
6848 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
6849 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
6850 * gcc.dg/graphite/scop-16.c: New.
6851 * gcc.dg/graphite/scop-17.c: New.
6853 2008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
6855 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
6856 (graphite_trans_scop_block): Ignore SCoPs without bbs.
6858 2008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
6860 * graphite.c (new_scop): Initialize SCOP_EXIT.
6861 (scopdet_info): Add.
6862 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
6863 (build_scops_1): Cleanup, bugfixes.
6864 (build_scops): Cleanup.
6866 * gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
6867 * gcc.dg/graphite/scop-15.c: Add SCoP numbers.
6869 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
6871 * gfortran.dg/graphite/scop-1.f: Update to reduced test case.
6873 * gfortran.dg/graphite/graphite.exp: Use
6874 DEFAULT_GRAPHITE_FLAGS.
6876 * gcc.dg/graphite/scop-15.c: Update to reduced test case.
6878 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
6880 * graphite.c (scan_tree_for_params): Do not assert any more if
6881 MULT_EXPR parameter is negative.
6883 * gfortran.dg/graphite/scop-1.f: New.
6885 * gfortran.dg/graphite/graphite.exp: New.
6887 * gcc.dg/graphite/scop-15.c: New.
6889 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
6891 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
6893 2008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
6895 * graphite.c (graphite_trans_bb_swap_loops): Rename from
6896 graphite_swap_loops.
6897 (graphite_trans_bb_move_loop): New.
6898 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
6899 (graphite_trans_bb_block): New.
6900 (graphite_trans_loop_block): New.
6901 (graphite_trans_scop_swap_1and2): Rename from
6902 graphite_trans_swap_1and2.
6903 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
6904 (graphite_trans_scop_block): New.
6905 (graphite_apply_transformations): Rename from
6906 graphite_transformations.
6908 * gcc.dg/graphite/scop-matmult.c: New.
6910 2008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
6912 * graphite.c (gbb_compare): New.
6913 (graphite_sort_gbbs): New.
6914 (gbb_can_be_ignored): New.
6915 (scop_remove_ignoreable_gbbs): New.
6916 (graphite_transformations): Cleanup and add
6917 scop_remove_ignoreable_gbbs.
6918 * lambda.h (lambda_vector_compare): New.
6920 2008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
6922 * graphite.c (print_graphite_bb): Correct printing of static schedule.
6923 (graphite_swap_loops): int -> unsigned
6924 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
6925 (graphite_transformations): New.
6926 (graphite_transform_loops): Move to graphite_transformations.
6927 * graphite.h (gbb_nb_loops): Return unsigned.
6929 2008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
6931 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
6932 the domain matrix. This makes scop-0.c work again.
6934 2008-06-20 Richard Guenther <rguenther@suse.de>
6936 * graphite.h: Adjust copyright to GPLv3.
6937 * graphite.c: Likewise.
6938 (stmt_simple_memref_for_scop_p): Split out from ...
6939 (stmt_simple_for_scop_p): ... here. Fix handling of calls
6941 (get_bb_type): Optimize.
6943 (is_bb_addable): Fix memleak, replace is_pred call with
6945 (build_scops): Use current_loops.
6946 (param_index): Fix memleak.
6948 2008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6950 * graphite.c: Fix formatting.
6952 2008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6954 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
6955 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
6956 (create_var_name, save_var_name): Newly defined functions.
6957 (initialize_cloog_names): Part of the code factored out to
6959 (clast_to_gcc_expression): Now handles the case of clast_red_sum
6960 in clast_reduction statement.
6961 (graphite_create_new_loop): Now takes a new parameter
6963 (translate_clast): Now also takes the context_loop and bb_exit
6964 parameters. Rewritten the code so that it creates a gimple code
6965 inside the given context.
6966 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
6967 remove_cond_expr, disconnect_cond_expr,
6968 disconnect_virtual_phi_nodes): Newly defined functions.
6969 * graphite.h (struct scop): added old_ivs vector.
6970 SCOP_OLDIVS: New macro.
6972 2008-06-19 Sebastian Pop <sebastian.pop@amd.com>
6974 * cfgloopmanip.c: Add missing function comments, fix formatting.
6976 2008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6978 * cfgloopmanip.c (update_dominators_in_loop): Defined.
6979 (create_empty_loop_on_edge): Defined.
6980 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
6982 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
6983 (update_dominators_in_loop): Declared as extern
6984 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
6986 2008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
6988 * graphite.c (print_graphite_bb): Allow changing number of loops
6990 (initialize_cloog_names): Allow changing number of loops.
6991 (build_cloog_prog): Simplify.
6992 (find_transform): Enable cloog option --strides.
6993 (graphite_swap_loops): New.
6994 (graphite_strip_mine_loop): New.
6995 (graphite_trans_swap_1and2): New.
6996 (graphite_trans_strip): New.
6997 (graphite_transform_loops): Add graphite_trans_strip.
6998 * graphite.h (scop_max_loop_depth): New.
7000 2008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
7002 * graphite.c (build_scop_iteration_domain): Remove forgotten
7003 line. (Fixes compile)
7005 2008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
7007 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
7008 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
7009 (build_bb_loops): New.
7010 (graphite_transform_loops): Add build_bb_loops.
7011 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
7013 * graphite.h (graphite_bb): Add loops.
7014 (gbb_nb_loops): New.
7015 (gbb_loop_at_index): New.
7016 (gbb_loop_index): New.
7017 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
7018 using nb_params_in_scop.
7020 2008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
7022 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
7023 (build_scop_canonical_schedules): Build minimized schedule.
7024 (schedule_to_scattering): Adapt to minimized schedule.
7025 * graphite.h (graphite_bb): Add/Update descriptions.
7027 2008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
7028 Tobias Grosser <grosser@fim.uni-passau.de>
7030 * graphite.c (print_graphite_bb): Add condition printing.
7032 (dump_gbb_conditions): New.
7033 (build_scop_conditions_1): New.
7034 (build_scop_conditions): New.
7035 * graphite.h (graphite_bb): Add conditions.
7037 2008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
7039 * graphite.c (print_graphite_bb):
7040 (free_graphite_bb): New.
7041 (free_scop): Free bbs.
7042 (get_bb_type): Free doms.
7043 (build_scop_context): Free context matrix.
7044 (build_loop_iteration_domains): Remove unused code.
7045 (build_cloog_prog): Free scattering function and blocklist.
7046 (find_transform): Free options.
7048 2008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
7050 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
7051 Remove unnecessery cloog data structures. Make a copy of the domain
7052 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
7053 unnecessary cloog data structures. Fix memory leaks. Remove insert
7054 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
7056 (build_scop_iteration_domain): Remove unnecessary cloog
7057 data structures. Fix memory leaks.
7058 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
7059 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
7061 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7063 * graphite.c (find_scop_params): Remove initialize_cloog_names.
7065 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7067 * graphite.c (end_scop): Style fix.
7068 (schedule_to_scattering): Style and comment fix.
7070 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7071 * graphite.c (print_graphite_bb): Fix definiton of
7072 schedule_to_scattering.
7073 (initialize_cloog_names): Change nb_scattdims to max loop
7075 (schedule_to_scattering): Take parameter for number of scattering
7077 (build_cloog_prog): Only build as much scattering dimensions as
7080 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7082 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
7083 in polyhedron/aermod.f90.
7085 2008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
7086 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
7087 Harsha Jagasia <harsha.jagasia@amd.com>
7089 * graphite.c (is_bb_addable): Fix segfault.
7091 2008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
7093 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
7094 with multiple exits and conditional handling in edge cases.
7095 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
7097 * gcc.dg/graphite/scop-14.c: New.
7099 2008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
7100 Adrien Eliche <aeliche@isty.uvsq.fr>
7102 * graphite.c (is_bb_addable): Add more comments and enhance
7103 readablity of the source code. Fix memory leak.
7104 (is_loop_exit): Fix memory leak.
7106 2008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
7108 * graphite.c (first_loop_in_scop): Deleted.
7109 (setup_cloog_loop): Only walk the loop chain for inner loops.
7110 (build_scop_iteration_domain): Execute setup_cloog_loop for
7111 all loops in the first layer.
7113 2008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
7115 * graphite.c (scan_tree_for_params): Change the way params are
7116 added to be indepenent of the number of loops.
7117 (setup_cloog_loop): Revert to short matrix format. Fix parameter
7119 (build_cloog_prog): Revert to short matrix format.
7121 2008-06-05 Sebastian Pop <sebastian.pop@amd.com>
7122 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
7124 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
7127 2008-06-05 Sebastian Pop <sebastian.pop@amd.com>
7129 * graphite.c (nb_data_refs_in_scop): New.
7130 (graphite_transform_loops): Print more stats: number of
7131 loops, basic blocks and data references per scop.
7133 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
7134 Jan Sjodin <jan.sjodin@amd.com>
7136 * graphite.c (loop_affine_expr, idx_record_params,
7137 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
7138 instead of instantiate_parameters.
7140 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
7142 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
7143 add support for parameters, add STATIC_SCHEDULE at the right places,
7146 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
7148 * graphite.c (build_scop_loop_nests): Only add the loops, that
7149 are contained completely in the SCoP.
7150 (build_cloog_prog): Disable scattering, until schedule_to_scattering
7151 and the domains are fixed.
7152 (build_scop_canonical_schedules): Add support for bbs not contained
7155 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
7157 * graphite.h (scop_contains_loop): Update comments to match
7158 the actual behavior.
7159 (scop_contains_loop): New.
7160 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
7162 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
7164 * graphite.c (get_bb_type): On function body, i.e. loop_0,
7165 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
7168 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
7169 Tobias Grosser <grosser@fim.uni-passau.de>
7171 * graphite.c (graphite_transform_loops): Early return when
7172 there are no loops in the function.
7174 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7175 Jan Sjodin <jan.sjodin@amd.com>
7177 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
7178 offset of the last loop.
7179 (setup_cloog_loop): Copy the entire outer constraint matrix.
7181 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7182 Jan Sjodin <jan.sjodin@amd.com>
7184 * graphite.c (stmt_in_scop_p, function_parameter_p,
7185 invariant_in_scop_p): Removed.
7186 (scan_tree_for_params): Can be used with no constraint
7187 matrix for gathering parameters.
7188 (idx_record_params): Don't use idx_record_param, instead use
7189 scan_tree_for_params.
7190 (find_scop_parameters): Same.
7191 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
7192 Fix the size of loop domains.
7193 (schedule_to_scattering): Exit when the outer loop is not in scop.
7194 (find_transform): Enable build_cloog_prog.
7196 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7197 Jan Sjodin <jan.sjodin@amd.com>
7199 * graphite.c (schedule_to_scattering): Make scattering domains
7200 uniformly of the same size, as required by CLooG 0.14.0 and before.
7202 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7203 Jan Sjodin <jan.sjodin@amd.com>
7205 * graphite.c (schedule_to_scattering): Rewrite, correct the
7206 translation of the scheduling function to scattering.
7207 (build_cloog_prog): Call schedule_to_scattering only once.
7208 * graphite.h (scop_loop_index): Do not fail for loops not
7209 in the scop: return -1.
7211 2008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
7213 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
7214 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
7215 (setup_cloog_loop): Export GBB_DOMAIN.
7216 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
7217 able to rebuild the original control flow.
7218 * graphite.h (graphite_bb): Add domain field and access macro.
7221 2008-05-30 Sebastian Pop <sebastian.pop@amd.com>
7223 * graphite.c (debug_gbb): New.
7224 (print_scop, build_graphite_bb): Use SCOP_BBS.
7225 (build_scop_bbs): Reimplemented.
7226 (dfs_bb_in_scop_p): Removed.
7227 (build_scop_loop_nests): Reorder loops inserted in
7228 SCOP_LOOP_NEST: outer loops should come first.
7229 (build_scop_canonical_schedules): Reinitialize at zero
7230 the components of the SCOP_STATIC_SCHEDULE for the loops
7231 that have already been parsed.
7233 * graphite.h (debug_gbb): Declared.
7235 2008-05-30 Sebastian Pop <sebastian.pop@amd.com>
7236 Jan Sjodin <jan.sjodin@amd.com>
7238 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
7239 (graphite_loop_to_gcc_loop): Removed.
7240 (remove_all_edges): New.
7241 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
7242 (gloog): Remove useless code.
7244 2008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
7246 * graphite.c (get_bb_type): Reworked. We distinguish between
7247 loops with one or multiple exits.
7248 (is_loop_exit): New.
7250 (is_bb_addable): Rework condition handling, now support for case
7251 case statements and loops with multiple exits.
7253 * gcc.dg/graphite/scop-11.c: New.
7254 * gcc.dg/graphite/scop-12.c: New.
7255 * gcc.dg/graphite/scop-13.c: New.
7257 2008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
7259 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
7260 we have too many colors.
7262 2008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
7264 * doc/invoke.texi (-ftree-loop-fusion): Document.
7265 * tree-pass.h (pass_loop_fusion): Declared.
7266 * tree-loop-fusion.c: New.
7267 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
7268 * tree-data-ref.c (find_data_references_in_loop): Make extern.
7269 * tree-data-ref.h (find_data_references_in_loop): Declared.
7270 * common.opt (ftree-loop-fusion): Declared.
7271 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
7273 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
7275 * graphite.c (build_access_matrix): Fix typo from the merge.
7277 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
7279 * Merge from mainline (130800:135673).
7281 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
7283 * graphite.c (end_scop): The exit of the scop is not part of the scop.
7284 Update dominators after splitting.
7286 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
7288 * graphite.c (is_bb_addable): Return the harmful statement.
7289 Factor up some code.
7290 (end_scop): New. Splits end of scope bbs on a harmful statement.
7291 (build_scops_1): Call end_scop.
7293 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
7295 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
7296 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
7297 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
7298 build_scops_1): Removed.
7299 (build_scops_2): Renamed build_scops_1.
7301 2008-05-06 Sebastian Pop <sebastian.pop@amd.com>
7303 * graphite.c: Fix formatting.
7305 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7307 * graphite.c (get_bb_type): New.
7309 (build_scops_2): New.
7310 (is_bb_addable): New.
7311 (build_scops): Switch the scop detection.
7312 (build_scop_bbs): Add entry bb to scop.
7313 * graphite.h (struct scop): Update comment.
7315 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7317 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
7320 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7322 * gcc.dg/graphite/scop-1.c: Update.
7323 * gcc.dg/graphite/scop-2.c: Update.
7324 * gcc.dg/graphite/scop-4.c: Update.
7325 * gcc.dg/graphite/scop-5.c: Add.
7326 * gcc.dg/graphite/scop-6.c: Add.
7328 2008-05-06 Sebastian Pop <sebastian.pop@amd.com>
7330 * gcc.dg/graphite/scop-0.c: Add.
7331 * gcc.dg/graphite/scop-7.c: Add.
7332 * gcc.dg/graphite/scop-8.c: Add.
7333 * gcc.dg/graphite/scop-9.c: Add.
7334 * gcc.dg/graphite/scop-10.c: Add.
7336 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7338 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
7339 Check affine expressions depending on the outermost loop
7341 (stmt_simple_for_scop_p): Same.
7342 (harmfule_stmt_in_scop): Same.
7344 2008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
7346 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
7347 mark entry and exit, that are not part of the SCoP and update HTML
7350 2008-04-25 Sebastian Pop <sebastian.pop@amd.com>
7352 * graphite.c (basic_block_simple_for_scop_p): Renamed
7354 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
7355 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
7356 (all_preds_visited_p, all_succs_visited_p,
7357 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
7358 scop_end_loop): New.
7359 (build_scops): Do not use dfs_enumerate_from.
7361 * gcc.dg/graphite/scop-{1,2,4}.c: Updated.
7363 2008-04-23 Sebastian Pop <sebastian.pop@amd.com>
7365 * graphite.c: Add comments to functions that are missing a
7367 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
7369 2008-04-23 Sebastian Pop <sebastian.pop@amd.com>
7371 * graphite.c (nb_params_in_scop): Moved...
7372 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
7373 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
7374 (clast_to_gcc_expression): Reduce column size to less than 80.
7375 (graphite_create_iv): Return the new name of the IV.
7376 (find_transform): Set options->esp and options->cpp.
7377 (gloog): Comment out the invalidation of the old loop code.
7378 (initialize_dependence_polyhedron): Replace scop_nb_params with
7381 * graphite.h (nb_params_in_scop): ... here.
7382 (scop_nb_params): Removed.
7383 (loop_domain_dim): Return something even when the loop was not
7384 found in the hash table: avoid ICEing on all the graphite.exp
7387 2008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7389 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
7391 * graphite.c (build_scop_dynamic_schedules): Schedule is built
7392 according to nesting level.
7393 (find_scop_parameters): Call instantiate_parameters.
7394 (scan_tree_for_params): Extend it to handle general affine bounds.
7395 Inner loop bound can depend on outer loop induction variable.
7396 (setup_cloog_loop): tmp variable is allocated on stack. Call
7397 instantiate_parameters with respect to outermost_loop_in_scop.
7398 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
7400 (create_empty_loop): Function loopify should be given edge
7401 probability, instead of edge frequency. Dominance relation from
7402 switch_bb to loop_header.
7403 (clast_to_gcc_expression): Added handling of clast_reduction node.
7404 (gloog): New functionality for removing old loop.
7405 (test_dependence): Factored out from build_rdg_all_levels.
7406 (build_rdg_all_levels): Dependence testing factored out to
7407 test_dependence function.
7409 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
7410 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
7413 2008-04-07 Sebastian Pop <sebastian.pop@amd.com>
7415 * graphite.c (free_scop, param_index, initialize_cloog_names,
7416 nb_params_in_scop): Use name_tree map instead of just a tree
7417 for keeping track of the variable name associated to that tree.
7418 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
7419 clast_to_gcc_expression, graphite_create_iv,
7420 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
7421 graphite_stmt_to_gcc_stmt): New.
7422 (gloog): Call these.
7423 * graphite.h (struct name_tree): New.
7424 (struct scop): Use name_tree instead of tree for params.
7425 Store a vector of name_tree for new_ivs.
7427 (scop_nb_params): Use name_tree instead of tree.
7429 2008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
7430 Sebastian Pop <sebastian.pop@amd.com>
7432 * tree-bounds.c: New.
7433 * tree-bounds.h: New.
7434 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
7435 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
7436 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
7440 * c-cppbuiltin.c: Same.
7444 * tree-outof-ssa.c: Same.
7446 * Makefile.in: Same.
7448 2008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
7449 Sebastian Pop <sebastian.pop@amd.com>
7451 * tree-loop-distribution.c (remaining_stmts,
7452 upstream_mem_writes): Removed static variables.
7453 (copy_loop_before, create_bb_after_loop,
7454 mark_nodes_having_upstream_mem_writes, free_rdg_components,
7455 rdg_build_components, rdg_build_partitions,
7456 dump_rdg_partitions): Extern.
7457 (generate_loops_for_partition, generate_code_for_partition): Do not
7459 (already_processed_vertex_p, predecessor_has_mem_write,
7460 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
7461 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
7462 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
7463 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
7464 Pass remaining_stmts and upstream_mem_writes as parameters.
7465 (rdg_component): Moved...
7466 (build_rdg_partition_for_component): Do not aggregate components when
7467 flag_streamize_loops is set.
7468 (gen_sequential_loops): New.
7469 (ldist_gen): Call gen_sequential_loops.
7471 * tree-pass.h (pass_loop_streamization): Declared.
7473 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
7474 basic blocks when loops structures exist.
7476 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
7478 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
7480 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
7481 eliminate_local_variables_stmt, eliminate_local_variables,
7482 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
7483 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
7484 of code delimited by two edges in the CFG.
7485 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
7486 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
7487 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
7488 the case of parallelisation of reductions.
7489 (create_loop_fn): Extern.
7490 (create_omp_parallel_region): New.
7492 * tree-data-ref.c (dump_data_dependence_relation): Don't call
7493 dump_data_reference for printing dra and drb.
7494 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
7496 (build_rdg): Don't call free_dependence_relations for the moment, as
7497 we attach dependence relations on each edge of the RDG.
7500 * tree-data-ref.h (rdg_component): ...here.
7501 (struct rdg_edge): New field ddr_p relation.
7502 (RDGE_RELATION): New.
7503 (create_bb_after_loop, copy_loop_before,
7504 mark_nodes_having_upstream_mem_writes, rdg_build_components,
7505 rdg_build_partitions, dump_rdg_partitions,
7506 free_rdg_components): Declared.
7508 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
7509 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
7511 * tree-loop-streamization.c: New.
7513 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
7514 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
7516 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
7518 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
7520 * passes.c: Schedule pass_loop_streamization.
7522 2008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
7524 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
7527 2008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
7529 * graphite.c (dot_all_scops): Update formatting.
7530 Bbs can now be part of more than one SCoP.
7532 2008-03-04 Sebastian Pop <sebastian.pop@amd.com>
7534 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
7536 (loop_domain_dim): Check for unregistered toplev SCOP loop.
7537 * graphite.h (loop_to_cloog_loop): New.
7539 2008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7541 * graphite.c (loop_domain_dim, ref_nb_loops,
7542 loop_iteration_vector_dim): New.
7543 (build_access_matrix_with_af, build_access_matrix,
7544 initialize_dependence_polyhedron): Fixed for new matrix layout.
7545 No longer assume that all iteration domains are of the same
7548 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7550 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7551 defined in a loop at depth 0 is invariant.
7552 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7553 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7554 be called at loop depth 0.
7556 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
7558 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
7559 (down_open_scop): Removed.
7560 (loop_in_scop_p): Redefined.
7561 (scop_affine_expr): New argument: scop.
7562 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
7563 a harmful statement ending a scop.
7564 (basic_block_simple_for_scop_p): New argument: scop.
7565 (get_loop_start): Removed.
7566 (new_scop): Initialize SCOP_LOOPS.
7567 (free_scop): Free SCOP_LOOPS.
7568 (succs_at_same_depth, preds_at_same_depth): New.
7569 (end_scop): Test the validity of a scop.
7570 (add_dominators_to_open_scops): New.
7571 (test_for_scop_bound): Call add_dominators_to_open_scops.
7572 Add cases for opening and closing multiple scops.
7573 (build_scops, build_scop_bbs): Iterate over basic blocks in
7575 (build_graphite_bb): Pass scop directly.
7576 (dfs_bb_in_scop_p): New.
7577 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
7579 (nb_loops_around_gb): Use loop_in_scop_p.
7580 (schedule_to_scattering): Disabled for the moment the code computing
7581 the "textual order for outer loop".
7583 * graphite.h (struct scop): New field loops.
7585 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
7587 * gcc.dg/graphite/scop-{1,...,7}.c: Updated.
7589 2008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
7590 Sebastian Pop <sebastian.pop@amd.com>
7592 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
7593 * common.opt (fstreamize-loops): New.
7594 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
7595 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
7596 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
7597 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
7599 2008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7601 * tree-data-ref.c (build_empty_rdg): New.
7602 (build_rdg): Use it.
7603 * tree-data-ref.h (build_empty_rdg): Declared.
7604 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
7605 (find_vertex_for_stmt): Removed.
7606 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
7608 2008-02-21 Sebastian Pop <sebastian.pop@amd.com>
7610 * tree-loop-distribution.c (generate_builtin): After cancelling the
7611 loop tree, also delete basic blocks.
7612 (rdg_flag_uses): Stop recursion when a vertex has already been
7615 2008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7617 * graphite.c (build_scop_alpha): Removed.
7618 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
7619 and dump_dependence_graph to avoid compiler warnings.
7621 2008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7623 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
7624 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
7625 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7626 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
7627 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
7628 (initialize_dependence_polyhedron, find_vertex_for_stmt,
7629 initialize_data_dependence_polyhedron, is_empty_polyhedron,
7630 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
7631 dump_dependence_graph): New.
7632 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
7634 (struct scop): New field loop2cloog_loop.
7635 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
7636 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
7638 2008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7640 * graphite.c (build_graphite_bb): Fix initialization
7641 of the graphite basic block.
7643 2008-02-05 Sebastian Pop <sebastian.pop@amd.com>
7645 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
7646 loop domain matrix. Pass in the number of loops contained in the
7648 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
7649 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
7650 loops that are not surrounding the current loop are not represented
7651 in the domain constraint matrix.
7652 (build_scop_iteration_domain): Initial domain constraint matrix
7653 contains only the eq/ineq, cst, and scop parameters columns.
7655 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7657 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
7658 (print_graphite_bb): Print scattering.
7660 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7662 * graphite.c (initialize_cloog_names): Initialize names of
7663 scattering variables.
7665 2009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7667 * graphite.c (dot_all_scops_1): Disable debug output while
7670 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7672 * graphite.c (find_transform): Change cloog output language to C.
7674 2008-01-27 Sebastian Pop <sebastian.pop@amd.com>
7676 * tree-loop-distribution.c (generate_memset_zero,
7677 generate_builtin, generate_code_for_partition,
7678 rdg_flag_all_uses): New.
7679 (rdg_flag_uses): Gather in the same partition the statements defining
7680 the VUSES of the current statement.
7681 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
7682 Gather in the same partition not only the stores to the same memory
7683 access, but also the reads.
7684 (ldist_generate_loops): Renamed ldist_gen.
7686 2008-01-24 Sebastian Pop <sebastian.pop@amd.com>
7687 Tobias Grosser <grosser@fmi.uni-passau.de>
7689 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
7690 next pointer, don't use the inner pointer.
7692 2008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
7694 * graphite.c (dot_all_scops, dot_all_scops_1): New.
7695 (find_transform): Call dot_all_1.
7696 * graphite.h (dot_all_scops): Declared.
7698 2007-12-14 Sebastian Pop <sebastian.pop@amd.com>
7700 * tree-loop-distribution.c: Fix apsi.f ICE.
7701 (create_bb_after_loop): New.
7702 (generate_loops_for_partition): Use it.
7703 * gfortran.dg/ldist-1.f90: New.
7705 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
7706 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
7708 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7710 * graphite.c (find_transform): Dump cloog program sent to cloog.
7712 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7714 * graphite.c (initialize_cloog_names): Initialize cloog
7717 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7719 * graphite.c (build_scop_context): Fix typo, for the matrix
7720 format: insert '0 >= 0' instead of '-1 >= 0'.
7722 2007-12-13 Sebastian Pop <sebastian.pop@amd.com>
7724 * Fix merge problems.
7726 2007-12-13 Sebastian Pop <sebastian.pop@amd.com>
7728 * graphite.c (setup_cloog_loop): Fix typo.
7730 2007-12-12 Sebastian Pop <sebastian.pop@amd.com>
7732 * doc/invoke.texi (-ftree-loop-distribution): Documented.
7733 * tree-loop-distribution.c: Reimplemented.
7734 * tree-pass.h (pass_loop_distribution): New.
7735 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
7737 * graphds.h (struct graph): New field indexes.
7738 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7740 * tree-vect-analyze.c: Remove declaration of static functions when not
7742 * tree-vectorizer.c: Same.
7743 (rename_variables_in_loop): Now extern.
7744 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
7745 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
7746 calling redirect_edge_and_branch_force.
7748 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7750 * tree-data-ref.c: Don't include tree-chrec.h.
7751 (debug_data_dependence_relations): New.
7752 (dump_data_dependence_relation): Call dump_data_reference on data refs
7754 (same_access_functions): Moved...
7755 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7756 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7757 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7758 struct rdg_vertex_info, ): New.
7759 (create_rdg_edge_for_ddr): Compute the dependence level before looking
7761 (create_rdg_vertices): Initialize the htab of graph->indexes.
7762 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
7763 (stmts_from_loop): Don't save LABEL_EXPR.
7764 (hash_stmt_vertex_info, eq_stmt_vertex_info,
7765 hash_stmt_vertex_del): New.
7766 (build_rdg): Initialize rdg->indexes.
7767 (free_rdg, stores_from_loop, ref_base_address,
7768 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7769 have_similar_memory_accesses_1, ref_base_address_1,
7770 remove_similar_memory_refs): New.
7772 * tree-data-ref.h: Include tree-chrec.h.
7773 (debug_data_dependence_relations): Declared.
7774 (same_access_functions): ...here. Now static inline.
7775 (ddr_is_anti_dependent, ddrs_have_anti_deps,
7776 ddr_dependence_level): New.
7777 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
7778 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
7779 RDG_MEM_READS_STMT): New.
7780 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7781 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7782 rdg_vertex_for_stmt): Declared.
7783 (struct rdg_edge): New field level.
7784 (RDGE_LEVEL, free_rdg): New.
7785 (stores_from_loop, remove_similar_memory_refs,
7786 rdg_defs_used_in_other_loops_p,
7787 have_similar_memory_accesses): Declared.
7788 (rdg_has_similar_memory_accesses): New.
7790 * lambda.h (dependence_level): New.
7791 * common.opt (ftree-loop-distribution): New.
7792 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
7793 (print_loop_ir): Renamed print_loops.
7794 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
7795 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
7796 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
7797 (tree-loop-distribution.o): Added.
7798 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7799 (mark_virtual_ops_in_bb): New.
7800 (print_loops_bb, debug_loop_num, debug_loop): New.
7801 * passes.c: Scheduled pass_loop_distribution.
7803 2007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7805 * graphite.c (scan_tree_for_params): Correct the number of columns
7807 (nb_flat_iterator): New.
7808 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
7809 (build_scop_iteration_domain): Correct the number of columns for
7812 2007-12-12 Sebastian Pop <sebastian.pop@amd.com>
7814 * Merge from mainline (129697:130800).
7816 2007-10-30 Sebastian Pop <sebastian.pop@amd.com>
7818 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
7819 dominated by SCoP's exit.
7820 (graphite_transform_loops): Compute post dominators.
7822 2007-10-28 Sebastian Pop <sebastian.pop@amd.com>
7824 * Merge from mainline (127169:129697).
7826 2007-10-28 Sebastian Pop <sebastian.pop@amd.com>
7828 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
7829 parameter for the basic block that contains the expression. Use
7830 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
7831 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
7833 * graphite.h (gbb_loop): New.
7834 (GBB_LOOP): Removed.
7836 2007-08-03 Sebastian Pop <sebpop@gmail.com>
7838 * Makefile.in: Fix merge problem.
7840 2007-08-03 Sebastian Pop <sebpop@gmail.com>
7842 * Merge from mainline (125309:127169).
7843 * tree-loop-distribution.c: Disabled.
7845 2007-06-05 Sebastian Pop <sebpop@gmail.com>
7847 * Merge from mainline (r123693:125309).
7849 2007-05-30 Sebastian Pop <sebpop@gmail.com>
7851 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
7853 (correct_modify_p, check_statements, number_of_lvalue_uses,
7854 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
7855 instead of MODIFY_EXPR.
7856 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
7859 2007-05-24 Sebastian Pop <sebpop@gmail.com>
7861 * tree-loop-distribution.c (struct rdg): Replace arrays by
7862 VECs for edges and vertices.
7863 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
7864 (RDGV_NB_PARTITIONS): New.
7865 (PRDG_NBV, PRDG_NBE): Removed.
7866 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
7867 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
7868 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
7870 2007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
7871 Sebastian Pop <sebpop@gmail.com>
7873 * doc/invoke.texi (-ftree-loop-distribution): Document.
7874 * tree-loop-distribution.c: New file.
7875 * tree-pass.h (pass_loop_distribution): Declared.
7876 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7877 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
7879 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
7880 (DDR_REVERSED_P): New.
7881 * common.opt (-ftree-loop-distribution): New.
7882 * tree-flow.h (distribute_loops): Declared.
7883 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
7884 * passes.c (init_optimization_passes): Schedule loop distribution.
7886 2007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
7888 * graphite.c (print_graphite_bb): Don't call dump_data_references.
7889 (print_scop): Don't print when scop is NULL.
7890 (build_scop_context, find_transform): Don't output to stderr.
7892 2007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
7894 * tree-data-ref.c: Don't include graphite.h.
7895 Comment out the code for printing data reference's scop.
7896 (build_access_matrix_with_af): Moved...
7897 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
7898 * graphite.c (build_access_matrix_with_af): ... here. Now static.
7899 (print_graphite_bb): Print basic block's schedule.
7900 (print_scop): Don't print the schedule, call cloog's pretty printer.
7901 (bb_in_scop_p): A basic block is in a scop only if it is both
7902 dominated and postdominated by the scop's entry and exit basic blocks.
7903 (function_parameter_p): New.
7904 (invariant_in_scop_p): Use function_parameter_p.
7905 (new_scop, save_scop): New.
7906 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
7908 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
7909 (loop_in_scop_p): New.
7910 (scop_record_loop): Use loop_in_scop_p.
7911 (build_scop_domain): Renamed build_scop_iteration_domain.
7912 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
7913 nb_params_in_scop, build_scop_context, first_loop_in_scop,
7914 setup_cloog_loop, dot_scop_1, dot_scop): New.
7915 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
7916 (struct scop): Add a pointer to cloog's representation of a program.
7918 2007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
7920 * doc/invoke.texi (-ftree-check-verbose): Renamed
7921 -ftree-checks-verbose.
7922 * common.opt (flag_tree_check_verbose): Renamed
7923 flag_tree_checks_verbose.
7924 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
7926 2007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
7928 * configure: Regenerated.
7929 * config.in: Regenerated.
7930 * tree-ssa-loop.c (graphite_transforms): Execute
7931 graphite_transform_loops only when HAVE_cloog.
7932 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
7933 * graphite.c: Include polylibgmp.h and cloog.h.
7934 (graphite_transform_loops): Removed loops parameter.
7935 * tree-flow.h (graphite_transform_loops): Update declaration.
7936 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
7937 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
7938 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
7939 (OBJS-common): Remove dependence on graphite.o.
7940 (BACKEND): Depend on @GRAPHITE@.
7942 2007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
7944 * doc/invoke.texi (-ftree-check-verbose): Documented.
7945 * gcc.dg/tree-checker/tree-checks-1.c: New.
7946 * gcc.dg/tree-checker/tree-checks-2.c: New.
7947 * gcc.dg/tree-checker/tree-checks-3.c: New.
7948 * gcc.dg/tree-checker/tree-checks-4.c: New.
7949 * gcc.dg/tree-checker/tree-checks.exp: New.
7950 * gcc.dg/tree-checker/condates.crp: New.
7951 * common.opt (ftree-checks-verbose): New.
7952 * tree-check.c (tree_check_warning): Move extra stderr output
7953 under control of flag_tree_check_verbose.
7955 2007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
7957 * tree-match.c: Fix comments formatting.
7958 * tree-match.h: Fix comments formatting.
7959 * tree-check.c: Fix comments formatting.
7960 (tree_check_init): Restructure.
7962 2007-04-12 Nic Volanschi <nic.volanschi@free.fr>
7964 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
7966 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
7968 * Merge from mainline (r120733:123693).
7970 2007-03-20 Nic Volanschi <nic.volanschi@free.fr>
7972 * condate.y: New file.
7973 * tree-match.h (struct patt_info_s): New field sign.
7974 (struct condate_s): New field msg.
7975 (normalize_condate, name_condate, add_condate): New.
7976 (conds[], condate_parse): Made extern.
7977 * tree-check.c (tree_check_warning): First arg changed to cond;
7978 warning reformatted.
7979 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
7981 (tree_check): Process trivial condates.
7982 (read_delimited_string): Removed.
7983 (print_cond): Print name and msg.
7984 (conds[]): Made extern.
7985 (parse_tree_check_file_once): Rewritten to use the parser in
7987 Processing of option --tree_check_string moved to tree_scan().
7988 * Makefile.in: Added condate.y
7990 2007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
7992 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
7993 Use VECs instead of varrays.
7994 * diagnostic.h (lazy_dump_generic_node): Update declaration.
7995 * Makefile.in (pretty-print.o): Depend on vec.h.
7996 * pretty-print.c: Include tree.h and vec.h.
7997 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
7998 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
7999 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
8000 pp_free_list): Use VECs instead of varrays.
8001 * pretty-print.h: Do not include varray.h.
8002 (struct tree_chunk_s): Declaration moved before its use.
8003 (output_buffer): Rename varray field to chunks.
8004 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
8005 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
8006 save_global_holes): Use VECs instead of varrays.
8007 * tree-match.h: Declare VECs of cfg_node, and hole_p.
8008 * tree-check.c (scan_cfg_stmts, push_node,
8009 print_matching_stmt): Removed.
8010 (tree_check_instance, push_global_holes_if_new, tree_check,
8011 execute_tree_check): Use VECs instead of varrays.
8012 (gate_tree_check): Don't execute the CFG check when basic_block_info
8015 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
8017 * Merge from mainline (r115016:120733).
8019 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
8021 * Merge from mainline (r117632:117661).
8023 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
8025 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
8026 * tree-pass.h (TDF_DEBUG, debug_p): New.
8027 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
8028 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
8029 get_loop_exit_condition, analyze_evolution_in_loop,
8030 analyze_initial_condition, analyze_scalar_evolution,
8031 instantiate_parameters, number_of_latch_executions): Use debug_p.
8032 * tree-chrec.c (chrec_apply): Use debug_p.
8033 * tree-data-ref.c: Include graphite.h.
8034 (dump_data_reference): Print also the access matrix.
8035 (analyze_array, analyze_indirect_ref, init_data_ref,
8036 analyze_offset_expr, address_analysis, object_analysis,
8037 create_data_ref, finalize_ddr_dependent,
8038 non_affine_dependence_relation, analyze_ziv_subscript,
8039 analyze_siv_subscript_cst_affine,
8040 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8041 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
8042 analyze_miv_subscript, analyze_overlapping_iterations,
8043 build_classic_dist_vector, subscript_dependence_tester,
8044 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
8045 (build_access_matrix_with_af): No longer static.
8046 * tree-data-ref.h (scop_p): ... declaration here.
8047 (data_reference.scop): New field.
8048 (DR_SCOP, DR_ACCESS_MATRIX): New.
8049 (build_access_matrix_with_af, dr_num_subscripts): Declared.
8050 * graphite.c (print_graphite_bb): Call dump_data_references.
8051 (print_scop): Use scop_nb_loops and scop_dim_domain.
8052 (test_for_scop_bound): Use debug_p.
8053 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
8055 (scop_loop_index): Moved...
8056 (scop_record_loop): New.
8057 (build_scop_loop_nests): Use scop_record_loop.
8058 (build_scop_domain): Use scop_dim_domain.
8059 (build_access_matrix): Implemented.
8060 (build_scop_canonical_schedules): Use scop_nb_loops.
8061 (build_graphite_bb): Initialize GBB_SCOP.
8062 * graphite.h (scop_p): Moved...
8063 (graphite_bb.scop): New field.
8064 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
8065 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
8066 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
8067 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
8068 scop_loop_index): New.
8069 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
8071 2007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
8073 * Merge from mainline (r117661:120450).
8075 2006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
8077 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
8078 at the first declaration outside the varying loop, instantiate as
8080 * tree-chrec.c (for_each_scev_op): New.
8081 * tree-chrec.h (for_each_scev_op): Declared.
8082 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
8083 * tree-data-ref.c (get_references_in_stmt,
8084 find_data_references_in_stmt): New, from trunk.
8085 (find_data_references_in_loop): Use get_references_in_stmt
8086 and find_data_references_in_loop, modified as in trunk.
8087 (build_access_matrix_with_af): New.
8088 * tree-data-ref.h (data_reference): Add a field access_matrix.
8089 (data_ref_loc): New, as in trunk.
8090 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
8091 invariant_in_scop_p, param_index, scan_tree_for_params,
8092 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
8093 idx_record_param, idx_record_params, build_access_matrix,
8094 build_scop_data_accesses, build_scop_canonical_schedules,
8095 build_graphite_bb, build_scop_bbs, find_params_in_bb,
8096 build_scop_params): New.
8097 * graphite.h (graphite_bb): New.
8098 (scop): Add fields static_schedule, params, loop_nest,
8100 * lambda.h: Declare vecs of lambda_matrix.
8101 * tree-flow.h (print_loop_ir_bb): Declared.
8102 * tree-cfg.c (print_loop_ir_bb): New.
8103 (print_loop): Use print_loop_ir_bb.
8105 2006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
8107 * Merge from mainline (r115016:117632).
8109 2006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
8111 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
8112 break due to a warning.
8114 2006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
8116 * graphite.c (print_scops, debug_scops): New.
8117 (graphite_transform): Renamed graphite_find_transform.
8118 * graphite.h (debug_scops): Declared.
8120 2006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
8122 * tree-match.c: Reformat following the GNU style.
8123 * tree-match.h: Reformat following the GNU style.
8124 * tree-pattern.h: Removed empty file.
8125 * Makefile.in: Remove references to tree-pattern.h.
8126 * tree-check.c: Reformat following the GNU style.
8127 (execute_tree_check): Move gate condition code to...
8128 (gate_tree_check): ...here. New function.
8129 (pass_check): Use the gate function.
8131 2006-07-04 Nic Volanschi <nic.volanschi@free.fr>
8133 * tree-pattern.h: New. Tree pattern matching and checking using
8135 * tree-check.c: New. Tree/CFG checking pass.
8136 * tree-match.c: New. Library for tree pattern matching.
8137 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
8138 * toplev.c, flags.h: Add globals for tree-check pass.
8139 * Makefile.in: Integrate the files in tree-check pass.
8140 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
8141 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
8142 Introduce a "lazy" pretty-print mode.
8143 * tree.c, tree.h: Add tree_name.
8145 2006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
8147 * doc/invoke.texi (-fgraphite): Correct typo.
8148 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
8149 use of print_loop_ir.
8150 * gcc.dg/graphite/scop-1.c: New.
8151 * gcc.dg/graphite/scop-2.c: New.
8152 * gcc.dg/graphite/graphite.exp: New.
8153 * graphite.c: Include domwalk.h.
8154 (print_scop): Print only the entry and exit blocks.
8155 (debug_scop): No longer static.
8156 (affine_expr): Fix formating. Return also true when the expression is
8158 (stmt_simple_for_scop_p): Fix formating.
8159 (build_scops): Use domwalk.
8160 (get_loop_start, end_scop, test_for_scop_bound): New.
8161 (graphite_transform_loops): Avoid printing on stderr.
8162 * graphite.h (debug_scop): Declared.
8163 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
8164 * Makefile.in (graphite.o): Depend on domwalk.h.
8165 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
8166 declarations for static functions.
8167 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
8168 controlling output verbosity.
8170 2006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
8171 Plesco Alexandru <shurikx@gmail.com>
8173 * doc/invoke.texi (-fgraphite): Document.
8174 * tree-pass.h (pass_graphite_transforms): Declared.
8175 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
8176 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
8177 (pass_graphite_transforms): Defined.
8178 * tree-data-ref.c (free_data_ref, data_reference): Extern.
8179 * tree-data-ref.h (free_data_ref, data_reference): Declared.
8180 * graphite.c, graphite.h: New.
8181 * common.opt (fgraphite): Declared.
8182 * tree-flow.h (graphite_transform_loops): Declared.
8183 * Makefile.in (OBJS-common): Add graphite.o.
8184 (graphite.o): New rule.
8185 * passes.c (pass_graphite_transforms): Scheduled.