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Schedule a copy_prop pass before graphite.
[thirdparty/gcc.git] / gcc / ChangeLog.graphite
CommitLineData
d4332d00
SP		 12010-06-15 Sebastian Pop <sebastian.pop@amd.com>
2
3 * passes.c (init_optimization_passes): Add pass_graphite.
4 Schedule a pass_copy_prop before pass_graphite_transforms.
5 * timevar.def (TV_GRAPHITE): Declared.
6 * tree-pass.h (pass_graphite): Declared.
7 * tree-ssa-loop.c (pass_graphite): New.
8
9 * gcc.dg/graphite/id-20.c: New.
10
14d0e129
SP		 112010-06-12 Sebastian Pop <sebastian.pop@amd.com>
12
13 * graphite-clast-to-gimple.c (gloog): Do not pass scops in parameter.
14 Remove calls to rename_nb_iterations and rename_sese_parameters.
15 * graphite-clast-to-gimple.h (gloog): Update declaration.
16 * graphite.c (graphite_transform_loops): Update call to gloog.
17 * sese.c (rename_variables_in_expr): Removed.
18 (rename_nb_iterations): Removed.
19 (rename_sese_parameters): Removed.
20 * sese.h (rename_nb_iterations): Removed.
21 (rename_sese_parameters): Removed.
22
d1ba0721
SP		 232010-06-12 Sebastian Pop <sebastian.pop@amd.com>
24
25 * graphite-clast-to-gimple.c (gloog): Remove call to
26 sese_adjust_liveout_phis.
27 * graphite-sese-to-poly.c (scev_analyzable_p): When scev returns an
28 SSA_NAME, allow it to be handled by rewrite_cross_bb_scalar_deps.
29 (rewrite_cross_bb_scalar_deps): Handle GIMPLE_PHI nodes: call
30 rewrite_phi_out_of_ssa.
31 * sese.c (get_vdef_before_sese): Removed.
32 (sese_adjust_vphi): Removed.
33 (sese_adjust_liveout_phis): Removed.
34 * sese.h (sese_adjust_liveout_phis): Removed.
35
5fed5769
SP		 362010-06-12 Sebastian Pop <sebastian.pop@amd.com>
37
38 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Pass an extra
39 argument for the place after which to insert the out of SSA copy.
40 (rewrite_close_phi_out_of_ssa): Update calls to insert_out_of_ssa_copy.
41 (rewrite_phi_out_of_ssa): Same.
42 (rewrite_cross_bb_scalar_deps): Same.
43 (insert_copyout): Removed.
44 (insert_copyin): Removed.
45 (translate_scalar_reduction_to_array): Call insert_out_of_ssa_copy and
46 insert_out_of_ssa_copy_on_edge instead of insert_copyout and
47 insert_copyin.
48
3a7086cc
SP		 492010-06-12 Sebastian Pop <sebastian.pop@amd.com>
50
51 * graphite-sese-to-poly.c (build_scop_bbs): Not static anymore.
52 (rewrite_reductions_out_of_ssa): Same.
53 (rewrite_commutative_reductions_out_of_ssa): Same.
54 (build_poly_scop): Do not call these functions.
55 * graphite-sese-to-poly.h (build_poly_scop): Declared.
56 (rewrite_reductions_out_of_ssa): Declared.
57 (rewrite_commutative_reductions_out_of_ssa): Declared.
58 * graphite.c (graphite_transform_loops): Call on every scop
59 rewrite_commutative_reductions_out_of_ssa before calling
60 rewrite_reductions_out_of_ssa and build_scop_bbs.
61
61ca46ce
SP		 622010-06-12 Sebastian Pop <sebastian.pop@amd.com>
63
64 * graphite-dependences.c (dot_deps): Make system call to dotty run
65 in background.
66 (dot_deps_stmt): Same.
67 * graphite-poly.c (dot_lst): Same.
68
f5f50480
SP		 692010-06-11 Sebastian Pop <sebastian.pop@amd.com>
70
71 * graphite-clast-to-gimple.c (gcc_type_for_interval): Do not pass
72 old_type in parameter.
73 (gcc_type_for_value): Update call to gcc_type_for_interval.
74 (compute_type_for_level_1): Renamed compute_type_for_level.
75 Update call to gcc_type_for_interval.
76
081970eb
SP		 772010-06-09 Sebastian Pop <sebastian.pop@amd.com>
78
79 * tree-scalar-evolution.c (instantiate_scev_name): Do not fail
80 the scev analysis when the variable is not used outside the loop
81 in a close phi node: call compute_overall_effect_of_inner_loop.
82
bb17c851
SP		 832010-06-09 Sebastian Pop <sebastian.pop@amd.com>
84
85 * graphite-sese-to-poly.c (single_pred_cond): Renamed
86 single_pred_cond_non_loop_exit. Return NULL for loop exit edges.
87 (build_sese_conditions_before): Renamed call to single_pred_cond.
88 (build_sese_conditions_after): Same.
89
86e40af7
SP		 902010-06-09 Sebastian Pop <sebastian.pop@amd.com>
91
92 * graphite-poly.h: Fix comments and indentation.
93 * graphite-sese-to-poly.c: Same.
94 (build_sese_conditions_before): Compute stmt and gbb only when needed.
95 * tree-chrec.c: Fix comments and indentation.
96 (tree-ssa-loop-niter.c): Same.
97
5599dea7
TG		 982010-06-08 Tobias Grosser <grosser@fim.uni-passau.de>
99
100 * refined-regions.c (create_region): Only initialize the region.
101 (find_regions_with_entry): Initialize parent relation and bbmap
102 correctly.
103 (build_regions_tree): Set outermost_region to region instead of
104 topmost_region.
105 (calculate_region_tree): Remove unneeded parameters.
106
2a6909ec
TG		 1072010-06-02 Tobias Grosser <grosser@fim.uni-passau.de>
108
109 * graphite-scop-detection.c (is_scop_p): New.
110 (build_scops_new): New. A skeleton for the new scop detection.
111 (build_scops_old): Renamed from build_scops.
112 (build_scops): New version. Call the new and the old scop
113 detection.
114
25c57e83
TG		 1152010-05-27 Tobias Grosser <grosser@fim.uni-passau.de>
116 Antoniu Pop <antoniu.pop@gmail.com>
117
118 * Makefile.in (OBJS-common): Add refined-regions.o.
119 (refined-regions.o): New.
120 (graphite-scop-detection.o): Use refined-regions.h.
121 * graphite-scop-detection.c: Include refined-regions.h
122 (build_scops): Also build the refined region tree.
123 * refined-regions.c: New. Adds an algorithm to detect refined
124 regions.
125 (print_refined_region): New.
126 (debug_refined_region): New.
127 (refined_region_contains_bb_p): New.
128 (refined_region_contains_region_p): New.
129 (is_common_df): New.
130 (struct find_regions_global_data): New.
131 (is_region): New.
132 (typedef struct bb_bb_def): New.
133 (new_bb_bb_def): New.
134 (bb_bb_map_hash): New.
135 (eq_bb_bb_map): New.
136 (find_new_bb): New.
137 (bb_reg_def): New.
138 (new_bb_reg_def): New.
139 (bb_reg_map_hash): New.
140 (eq_bb_reg_map): New.
141 (find_new_region): New.
142 (insert_new_reg): New.
143 (insert_new_bb): New.
144 (insert_shortcut): New.
145 (get_next_postdom): New.
146 (create_region): New.
147 (find_regions_with_entry): New.
148 (find_regions_adc): New.
149 (find_regions): New.
150 (get_topmost_parent): New.
151 (build_regions_tree): New.
152 (calculate_region_tree): New.
153 (free_region_tree): New.
154 * refined-regions.h: New.
155 (struct refined_region): New.
156 (calculate_region_tree): New.
157 (free_region_tree): New.
158 (refined_region_contains_bb_p): New.
159 (refined_region_contains_region_p): New.
160 (print_refined_region): New.
161 (debug_refined_region): New.
162
8c131b3b
SP		 1632010-05-26 Sebastian Pop <sebastian.pop@amd.com>
164
165 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
166 size_one_node.
167
d91949fa
SP		 1682010-05-07 Sebastian Pop <sebastian.pop@amd.com>
169
170 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Fix
171 type of integer_one_node for fold_build of POINTER_PLUS_EXPR.
172
159e4616
SP		 1732010-05-07 Sebastian Pop <sebastian.pop@amd.com>
174
175 * graphite-sese-to-poly.c (loop_entry_phi_arg): Renamed
176 phi_arg_in_outermost_loop.
177 (remove_simple_copy_phi): Call phi_arg_in_outermost_loop.
178 (remove_invariant_phi): Same.
179
e262fdda
AS		 1802010-04-12 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
181
182 * graphite-blocking.c
183 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
184 * graphite-clast-to-gimple.c
185 (clast_to_gcc_expression): Same.
186 (precision_for_value): Same.
187 (precision_for_interval): Same.
188 (gcc_type_for_interval): Same.
189 (graphite_create_new_guard): Same.
190 (compute_bounds_for_level): Same.
191 (graphite_create_new_loop_guard): Same.
192 * graphite-interchange.c
193 (build_linearized_memory_access): Same.
194 (pdr_stride_in_loop): Same.
195 (memory_strides_in_loop_1): Same.
196 (memory_strides_in_loop): Same.
197 (extend_scattering): Same.
198 (psct_scattering_dim_for_loop_depth): Same.
199 (pbb_number_of_iterations): Same.
200 * graphite-poly.h
201 (debug_iteration_domains): Same.
202 * graphite-ppl.c
203 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
204 (ppl_set_inhomogeneous_gmp): Same.
205 (ppl_strip_loop): Same.
206 (ppl_lexico_compare_linear_expressions): Same.
207 (ppl_read_polyhedron_matrix): Same.
208 (ppl_max_for_le_pointset): Same.
209 * graphite-ppl.h
210 (ppl_read_polyhedron_matrix): Same.
211 (tree_int_to_gmp): Same.
212 (gmp_cst_to_tree): Same.
213 (ppl_set_inhomogeneous): Same.
214 (ppl_set_inhomogeneous_tree): Same.
215 (ppl_set_coef): Same.
216 (ppl_set_coef_tree): Same.
217 * graphite-sese-to-poly.c
218 (build_pbb_scattering_polyhedrons): Same.
219 (build_scop_scattering): Same.
220 (scan_tree_for_params_right_scev): Same.
221 (scan_tree_for_params): Same.
222 (find_params_in_bb): Same.
223 (find_scop_parameters): Same.
224 (add_upper_bounds_from_estimated_nit): Same.
225 (build_loop_iteration_domains): Same.
226 (add_condition_to_domain): Same.
227 (pdr_add_memory_accesses): Same.
228
a0bb35c7
AS		 2292010-04-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
230
231 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
232 CLooG's value_* macros to their respective mpz_* counterparts.
233 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
234 (graphite_create_new_loop_guard): Same.
235 * graphite-interchange.c (build_linearized_memory_access): Same.
236 (pdr_stride_in_loop): Same.
237 (memory_strides_in_loop_1): Same.
238 (1st_interchange_profitable_p): Same.
239 * graphite-poly.c (extend_scattering): Same.
240 (psct_scattering_dim_for_loop_depth): Same.
241 (pbb_number_of_iterations): Same.
242 (pbb_number_of_iterations_at_time): Same.
243 * graphite-poly.h (new_1st_loop): Same.
244 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
245 (oppose_constraint): Same.
246 (insert_constraint_into_matrix): Same.
247 (ppl_set_inhomogeneous_gmp): Same.
248 (ppl_set_coef_gmp): Same.
249 (ppl_strip_loop): Same.
250 (ppl_lexico_compare_linear_expressions): Same.
251 (ppl_max_for_le_pointset): Same.
252 (ppl_min_for_le_pointset): Same.
253 (ppl_build_realtion): Same.
254 * graphite-ppl.h (gmp_cst_to_tree): Same.
255 (ppl_set_inhomogeneous): Same.
256 (ppl_set_inhomogeneous_tree): Same.
257 (ppl_set_coef): Same.
258 (ppl_set_coef_tree): Same.
259 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
260 (build_scop_scattering): Same.
261 (add_value_to_dim): Same.
262 (scan_tree_for_params_right_scev): Same.
263 (scan_tree_for_params_int): Same.
264 (scan_tree_for_params): Same.
265 (find_params_in_bb): Same.
266 (find_scop_parameters): Same.
267 (add_upper_bounds_from_estimated_nit): Same.
268 (build_loop_iteration_domains): Same.
269 (create_linear_expr_from_tree): Same.
270 (add_condition_to_domain): Same.
271 (pdr_add_memory_accesses): Same.
272
b8132a7d
SP		 2732010-04-05 Sebastian Pop <sebastian.pop@amd.com>
274
275 PR middle-end/43519
276 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
277 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
278 When converting an unsigned type to signed, double its precision.
279 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
280 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
281 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
282
2832010-04-05 Sebastian Pop <sebastian.pop@amd.com>
284
285 PR middle-end/43519
286 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
287 build_nonstandard_integer_type.
288 (gcc_type_for_interval): Same.
289
2902010-04-05 Sebastian Pop <sebastian.pop@amd.com>
dbe0d652
SP		 291
292 PR middle-end/43519
293 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
294 POINTER_PLUS_EXPR for pointer types.
295
296 * gcc.dg/graphite/id-19.c: New.
297
bd32f344
SP		 2982010-04-04 Sebastian Pop <sebastian.pop@amd.com>
299
300 PR middle-end/43519
301 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
302 * graphite-clast-to-gimple.c: Include langhooks.h.
303 (max_signed_precision_type): New.
304 (max_precision_type): Takes two types as arguments.
305 (precision_for_value): New.
306 (precision_for_interval): New.
307 (gcc_type_for_interval): New.
308 (gcc_type_for_value): New.
309 (gcc_type_for_clast_term): New.
310 (gcc_type_for_clast_red): New.
311 (gcc_type_for_clast_bin): New.
312 (gcc_type_for_clast_expr): Split up into several functions.
313 (gcc_type_for_clast_eq): Rewritten.
314 (compute_bounds_for_level): New.
315 (compute_type_for_level_1): New.
316 (compute_type_for_level): New.
317 (gcc_type_for_cloog_iv): Removed.
318 (gcc_type_for_iv_of_clast_loop): Rewritten.
319 (graphite_create_new_loop): Compute the lower and upper bound types
320 with gcc_type_for_clast_expr.
321 (graphite_create_new_loop_guard): Same.
322 (find_cloog_iv_in_expr): Removed.
323 (compute_cloog_iv_types_1): Removed.
324 (compute_cloog_iv_types): Removed.
325 (gloog): Do not call compute_cloog_iv_types.
326 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
327 GBB_CLOOG_IV_TYPES.
328 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
329 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
330 (GBB_CLOOG_IV_TYPES): Removed.
331
332 * gcc.dg/graphite/run-id-pr42644.c: Call abort.
333
79d03cf8
SP		 3342010-04-02 Sebastian Pop <sebastian.pop@amd.com>
335
336 Reverted this commit: as at this point the loop closed SSA form
337 is under a canonical form respecting the single argument condition.
338 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Loop
339 close phi nodes may have more than one argument.
340
3412010-04-01 Sebastian Pop <sebastian.pop@amd.com>
342
343 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
344 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
345 (detect_commutative_reduction): Same.
346
3472010-03-31 Sebastian Pop <sebastian.pop@amd.com>
348
349 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Loop
350 close phi nodes may have more than one argument.
351
3cbf7085
RG		 3522010-03-30 Richard Guenther <rguenther@suse.de>
353 Zdenek Dvorak <ook@ucw.cz>
354 Sebastian Pop <sebastian.pop@amd.com>
355
356 PR middle-end/43464
357 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
358 with multiple arguments.
359 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
360
40bf935e
SP		 3612010-03-23 Sebastian Pop <sebastian.pop@amd.com>
362
363 * graphite-dependences.c (print_pddr): Call print_pdr with an
364 extra argument.
365 * graphite-poly.c (debug_pdr): Add an extra argument for the
366 verbosity level.
367 (print_pdr): Same.
368 (print_pbb_domain): Same.
369 (print_pbb): Same.
370 (print_scop_context): Same.
371 (print_scop): Same.
372 (print_cloog): Same.
373 (debug_pbb_domain): Same.
374 (debug_pbb): Same.
375 (print_pdrs): Same.
376 (debug_pdrs): Same.
377 (debug_scop_context): Same.
378 (debug_scop): Same.
379 (debug_cloog): Same.
380 (print_scop_params): Same.
381 (debug_scop_params): Same.
382 (print_iteration_domain): Same.
383 (print_iteration_domains): Same.
384 (debug_iteration_domain): Same.
385 (debug_iteration_domains): Same.
386 (print_scattering_function): Same.
387 (print_scattering_functions): Same.
388 (debug_scattering_function): Same.
389 (debug_scattering_functions): Same.
390 * graphite-poly.h (debug_pdr): Update declaration.
391 (print_pdr): Same.
392 (print_pbb_domain): Same.
393 (print_pbb): Same.
394 (print_scop_context): Same.
395 (print_scop): Same.
396 (print_cloog): Same.
397 (debug_pbb_domain): Same.
398 (debug_pbb): Same.
399 (print_pdrs): Same.
400 (debug_pdrs): Same.
401 (debug_scop_context): Same.
402 (debug_scop): Same.
403 (debug_cloog): Same.
404 (print_scop_params): Same.
405 (debug_scop_params): Same.
406 (print_iteration_domain): Same.
407 (print_iteration_domains): Same.
408 (debug_iteration_domain): Same.
409 (debug_iteration_domains): Same.
410 (print_scattering_function): Same.
411 (print_scattering_functions): Same.
412 (debug_scattering_function): Same.
413 (debug_scattering_functions): Same.
414
730a9846
SP		 4152010-03-23 Sebastian Pop <sebastian.pop@amd.com>
416
417 * graphite-poly.c (print_scattering_function_1): New.
418 (print_scattering_function): Call it.
419 (print_scop_params): Remove spaces at the end of lines.
420 (print_cloog): New.
421 (debug_cloog): New.
422 * graphite-poly.h (print_cloog): Declared.
423 (debug_cloog): Declared.
424
9c0c34c2
SP		 4252010-03-23 Sebastian Pop <sebastian.pop@amd.com>
426
427 * tree-ssa-copy.c: Revert this previous change:
428 (init_copy_prop): Loop closed phi nodes cancontain more than one
429 argument.
430 (execute_copy_prop): Revert the previous change: do not call
431 rewrite_into_loop_closed_ssa.
432
4332010-03-21 Sebastian Pop <sebastian.pop@amd.com>
434 Richard Guenther <rguenther@suse.de>
435
436 PR middle-end/43464
437 * tree-ssa-copy.c (init_copy_prop): Loop closed phi nodes can
438 contain more than one argument.
439 (execute_copy_prop): Revert the previous change: do not call
440 rewrite_into_loop_closed_ssa.
441
442 * gcc.dg/graphite/id-pr43464.c: Remove compile warning.
443 * gcc.dg/graphite/id-pr43464-1.c: New.
444
4452010-03-21 Sebastian Pop <sebastian.pop@amd.com>
446
447 PR middle-end/43464
448 * tree-ssa-copy.c (execute_copy_prop): Call rewrite_into_loop_closed_ssa
449 and verify_loop_closed_ssa when copy prop is executed in the LNO.
450
451 * gcc.dg/graphite/id-pr43464.c: New.
452
c80a5403
SP		 4532010-03-16 Sebastian Pop <sebastian.pop@amd.com>
454
455 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
456 in loop->header.
457 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
458 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
459 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
460 to switch between adding the IV bump in loop->latch or in loop->header.
461
caaf41d0
SP		 4622010-03-16 Sebastian Pop <sebastian.pop@amd.com>
463
464 * passes.c (init_optimization_passes): Add pass_copy_prop
465 after Graphite.
466
03922af3
SP		 4672010-03-16 Sebastian Pop <sebastian.pop@amd.com>
468
469 * graphite-poly.c (print_scattering_function): Pretty print following
470 the scoplib format.
471 (print_pdr): Same.
472 (print_pbb_domain): Same.
473 (dump_gbb_cases): Same.
474 (dump_gbb_conditions): Same.
475 (print_pdrs): Same.
476 (print_pbb): Same.
477 (print_scop_params): Same.
478 (print_scop_context): Same.
479 (print_scop): Same.
480 (print_pbb_body): New.
481 (lst_indent_to): New.
482 (print_lst): Start new lines with a #.
483 * graphite-poly.h (pbb_bb): New.
484 (pbb_index): Use pbb_bb.
485 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
486 disjuncts.
487 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
488
7da9e6ed
SP		 4892010-03-13 Sebastian Pop <sebastian.pop@amd.com>
490
491 PR middle-end/43351
492 * gcc.dg/graphite/id-pr43351.c
493
6492b694
SP		 4942010-03-13 Sebastian Pop <sebastian.pop@amd.com>
495
496 PR middle-end/43354
497 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
498 call insert_out_of_ssa_copy for default definitions.
499 * gfortran.dg/graphite/id-pr43354.f: New.
500
5012010-03-13 Sebastian Pop <sebastian.pop@amd.com>
113081e4
SP		 502
503 PR middle-end/43349
504 * gfortran.dg/graphite/pr43349.f: New.
505
248081bc
SP		 5062010-03-11 Sebastian Pop <sebastian.pop@amd.com>
507
508 * graphite-clast-to-gimple.c (my_long_long): Defined.
509 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
510 * graphite-sese-to-poly.c (my_long_long): Defined.
511 (scop_ivs_can_be_represented): Use it.
512
d97c90ae
SP		 5132010-03-10 Sebastian Pop <sebastian.pop@amd.com>
514
515 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
516 graphite-max-bbs-per-function, and loop-block-tile-size.
517 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
518 with "maximum".
519 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
520
a5a59b11
SP		 5212010-03-10 Sebastian Pop <sebastian.pop@amd.com>
522
523 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
524 forward declaration.
525 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
526 (add_upper_bounds_from_estimated_nit): New.
527 (build_loop_iteration_domains): Use it.
528
9d198913
SP		 5292010-03-09 Sebastian Pop <sebastian.pop@amd.com>
530
531 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
532
1f380314
SP		 5332010-03-09 Sebastian Pop <sebastian.pop@amd.com>
534
535 PR middle-end/43306
536 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
537 should be an INTEGER_CST. Also handle CASE_CONVERT.
538 * gcc.dg/graphite/pr43306.c: New.
539
b6bb0094
SP		 5402010-03-09 Sebastian Pop <sebastian.pop@amd.com>
541
542 * graphite.c (graphite_initialize): To bound the number of bbs per
543 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
544 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
545 * doc/invoke.texi: Document it.
546
e84aaa33
SP		 5472010-03-09 Sebastian Pop <sebastian.pop@amd.com>
548
549 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
550 * graphite-sese-to-poly.h (build_poly_scop): Same.
551
4e7dd376
SP		 5522010-03-09 Sebastian Pop <sebastian.pop@amd.com>
553
554 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
555 the number of parameters in the scop. Use as an upper bound
556 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
557 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
558 * doc/invoke.texi: Document it.
559
697f511d
SP		 5602010-03-05 Sebastian Pop <sebastian.pop@amd.com>
561
562 * graphite-sese-to-poly.c (add_param_constraints): Use
563 lower_bound_in_type and upper_bound_in_type.
564
456cc718
SP		 5652010-03-05 Sebastian Pop <sebastian.pop@amd.com>
566
567 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
568 instead of unsigned_type_node.
569
3640d64c
SP		 5702010-03-05 Sebastian Pop <sebastian.pop@amd.com>
571 Reza Yazdani <reza.yazdani@amd.com>
572
573 PR middle-end/43065
574 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
575 on pointer type parameters.
576
577 * gcc.dg/graphite/run-id-4.c: New.
578
5792010-03-05 Sebastian Pop <sebastian.pop@amd.com>
b75d95c9
SP		 580
581 PR middle-end/43065
582 * gcc.dg/graphite/run-id-3.c: New.
583
73102986
TG		 5842010-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
585 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
586
587 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
588 handle conversions from pointer to integers.
589 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
590 induction variable, to be able to work with code generated by CLooG.
591 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
592 (build_poly_scop): Bail out if we cannot codegen a loop.
593
e3f81db1
TG		 5942010-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
595
596 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
597 code generation with gloog_error.
598
c7631a71
SP		 5992010-03-04 Sebastian Pop <sebastian.pop@amd.com>
600
601 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
602 Call fold_convert on all the returned values.
603 (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
604 the type of the resulting expression.
605
b0602cc8
SP		 6062010-03-04 Sebastian Pop <sebastian.pop@amd.com>
607
608 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
609 ppl_min_for_le_pointset. Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
610 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
611
b188bb7c
SP		 6122010-03-04 Sebastian Pop <sebastian.pop@amd.com>
613
614 * graphite-dependences.c (map_into_dep_poly): Removed.
615 (dependence_polyhedron_1): Use combine_context_id_scat.
616
aa52513e
SP		 6172010-03-04 Sebastian Pop <sebastian.pop@amd.com>
618
619 * graphite-poly.h (struct poly_scattering): Add layout documentation.
620 (struct poly_bb): Same.
621 (combine_context_id_scat): New.
622
392c0ce1
SP		 6232010-03-02 Sebastian Pop <sebastian.pop@amd.com>
624
625 PR middle-end/42326
626 * sese.c (name_defined_in_loop_p): Return false for default
627 definitions.
628
629 * gcc.dg/graphite/pr42326.c: New.
630
bd7742f8
SP		 6312010-02-23 Sebastian Pop <sebastian.pop@amd.com>
632
633 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
634 and clean up the logic.
635
733ff09d
SP		 6362010-02-23 Sebastian Pop <sebastian.pop@amd.com>
637
638 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
639 early return.
640
4caa8e21
SP		 6412010-02-22 Sebastian Pop <sebastian.pop@amd.com>
642
643 PR middle-end/43083
644 * graphite-scop-detection.c (create_single_exit_edge): Move
645 the call to find_single_exit_edge to....
646 (create_sese_edges): ...here. Don't handle multiple edges
647 exiting the function.
648 (build_graphite_scops): Don't handle multiple edges
649 exiting the function.
650
651 * gcc.dg/graphite/pr43083.c: New.
652
c3382979
SP		 6532010-02-22 Sebastian Pop <sebastian.pop@amd.com>
654
b8df8b8b 655 PR middle-end/43097
c3382979
SP		 656 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
657 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
658
659 * gfortran.dg/graphite/pr43097.f: New.
660
13cd10a2
SP		 6612010-02-22 Sebastian Pop <sebastian.pop@amd.com>
662 Manuel López-Ibáñez <manu@gcc.gnu.org>
663
664 PR middle-end/43140
665 * g++.dg/graphite/pr41305.C: Add -Wno-conversion-null.
666
6672010-02-22 Sebastian Pop <sebastian.pop@amd.com>
143b72a9
SP		 668
669 PR middle-end/43026
670 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
671
672 * g++.dg/graphite/pr43026.C: New.
673
4e722673
SP		 6742010-02-13 Tobias Grosser <grosser@fim.uni-passau.de>
675
676 * Merge from mainline (154736:156693).
677
c2814aab
SP		 6782010-02-11 Sebastian Pop <sebastian.pop@amd.com>
679
680 PR middle-end/43012
681 * gcc.dg/graphite/pr43012.c: New.
be1c3b28 682
c2814aab 6832010-02-10 Sebastian Pop <sebastian.pop@amd.com>
be1c3b28 684
c2814aab 685 * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
be1c3b28
SP		 6862010-02-10 Sebastian Pop <sebastian.pop@amd.com>
687
688 * g++.dg/graphite/pr42930.C: New.
689
141ecc24 6902010-02-10 Sebastian Pop <sebastian.pop@amd.com>
c4c4983e
SP		 691
692 PR middle-end/42930
693 * graphite-scop-detection.c (graphite_can_represent_scev): Call
694 graphite_can_represent_init for MULT_EXPR.
695
141ecc24 6962010-02-10 Sebastian Pop <sebastian.pop@amd.com>
a4681954
SP		 697
698 PR middle-end/42914
699 PR middle-end/42530
700 * graphite-sese-to-poly.c (remove_phi): New.
701 (translate_scalar_reduction_to_array): Call remove_phi.
702
703 * gcc.dg/graphite/pr42530.c: New.
704 * gcc.dg/graphite/pr42914.c: New.
705
141ecc24 7062010-02-10 Sebastian Pop <sebastian.pop@amd.com>
a1954f72
SP		 707
708 PR middle-end/42771
709 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
710 * graphite-clast-to-gimple.h (gloog): Update declaration.
711 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
712 * graphite-poly.h (struct poly_bb): Add missing comments.
713 (struct scop): Add poly_scop_p field.
714 (POLY_SCOP_P): New.
715 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
716 * graphite.c (graphite_transform_loops): Build the polyhedral
717 representation for each scop before code generation.
718 * sese.c (rename_variables_in_operand): Removed.
719 (rename_variables_in_expr): Return the renamed expression.
720 (rename_sese_parameters): New.
721 * sese.h (rename_sese_parameters): Declared.
722
723 * gcc.dg/graphite/pr42771.c: New.
724
0be957dc
SP		 7252010-02-07 Sebastian Pop <sebastian.pop@amd.com>
726
727 * gcc.dg/graphite/block-0.c: Call abort for runtime test. Always
728 return 0 from main.
729 * gcc.dg/graphite/block-1.c: Same.
730 * gcc.dg/graphite/block-3.c: Same.
731 * gcc.dg/graphite/block-4.c: Same.
732 * gcc.dg/graphite/block-5.c: Same.
733 * gcc.dg/graphite/block-6.c: Same.
734 * gcc.dg/graphite/block-7.c: Same.
735 * gcc.dg/graphite/interchange-0.c: Same.
736 * gcc.dg/graphite/interchange-1.c: Same.
737 * gcc.dg/graphite/interchange-10.c: Same.
738 * gcc.dg/graphite/interchange-11.c: Same.
739 * gcc.dg/graphite/interchange-12.c: Same.
740 * gcc.dg/graphite/interchange-2.c: Same.
741 * gcc.dg/graphite/interchange-3.c: Same.
742 * gcc.dg/graphite/interchange-4.c: Same.
743 * gcc.dg/graphite/interchange-5.c: Same.
744 * gcc.dg/graphite/interchange-6.c: Same.
745 * gcc.dg/graphite/interchange-7.c: Same.
746 * gcc.dg/graphite/interchange-8.c: Same.
747 * gcc.dg/graphite/interchange-9.c: Same.
748 * gcc.dg/graphite/interchange-mvt.c: Same.
749
4d48441c
SP		 7502010-02-07 Sebastian Pop <sebastian.pop@amd.com>
751
752 * gfortran.dg/graphite/id-19.f: New.
753 * gfortran.dg/graphite/pr14741.f90: New.
754 * gfortran.dg/graphite/pr41924.f90: New.
755 * gfortran.dg/graphite/run-id-2.f90: New.
756
8d2220b2
SP		 7572010-02-07 Sebastian Pop <sebastian.pop@amd.com>
758
759 PR middle-end/42988
760 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
761 to unknown_dependence.
762 (graphite_legal_transform_dr): Handle the unknown_dependence.
763 (graphite_carried_dependence_level_k): Same.
764
45489e99
SP		 7652010-02-07 Sebastian Pop <sebastian.pop@amd.com>
766
767 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
768
28f9f145
SP		 7692010-02-05 Sebastian Pop <sebastian.pop@amd.com>
770 Konrad Trifunovic <konrad.trifunovic@inria.fr>
771
772 PR middle-end/42637
773 * graphite-dependences.c (build_lexicographical_constraint): Return
774 a union of dependence polyhedra.
775 (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
776
45489e99
SP		 777 * gcc.dg/graphite/block-0.c: Enable runtime check. XFAILed.
778 * gcc.dg/graphite/block-4.c: Same.
779 * gcc.dg/graphite/block-7.c: Same.
780 * gcc.dg/graphite/interchange-12.c: Same.
781 * gcc.dg/graphite/interchange-mvt.c: Same.
782 * gfortran.dg/graphite/interchange-1.f: XFAILed.
783 * gfortran.dg/graphite/interchange-3.f90: XFAILed.
784 * gfortran.dg/graphite/run-id-1.f: New testcase for PR42637.
28f9f145 785
4d0bf08b
SP		 7862010-02-03 Sebastian Pop <sebastian.pop@amd.com>
787
45489e99 788 * gcc.dg/graphite/interchange-12.c: Return 0 to avoid
4d0bf08b
SP		 789 the execution check to FAIL. This testcase is miscompiled by Graphite
790 and the check should be re-enabled.
45489e99
SP		 791 * gcc.dg/graphite/interchange-mvt.c: Same.
792 * gcc.dg/graphite/block-0.c: Same.
793 * gcc.dg/graphite/block-4.c: Same.
794 * gcc.dg/graphite/block-7.c: Same.
4d0bf08b 795
54cf8879
SP		 7962010-02-03 Sebastian Pop <sebastian.pop@amd.com>
797
45489e99
SP		 798 * gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.
799 * gcc.dg/graphite/scop-0.c: Fix spaces.
800 * gfortran.dg/graphite/block-1.f90: Rewrite expected output.
801 * gfortran.dg/graphite/block-2.f: Same.
802 * gfortran.dg/graphite/block-3.f90: Same.
803 * gfortran.dg/graphite/block-4.f90: Same.
804 * gfortran.dg/graphite/interchange-1.f: Un-XFAILed.
805 * gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.
54cf8879 806
b5eb099f
SP		 8072010-02-03 Sebastian Pop <sebastian.pop@amd.com>
808
809 * graphite-dependences.c (new_poly_ddr): Initialize PDDR_KIND and
810 PDDR_ORIGINAL_SCATTERING_P.
811 (pddr_is_empty): Rewritten.
812 (print_dependence_polyhedron_layout): New.
813 (print_pddr): New.
814 (debug_pddr): New.
815 (build_alias_set_powerset): Moved up.
816 (poly_drs_may_alias_p): Moved up.
817 (lexicographically_gt_p): Removed.
818 (build_lexicographically_gt_constraint): Renamed
819 build_lexicographical_constraint, reimplemented.
820 (dependence_polyhedron_1): Simplified parameters.
821 (dependence_polyhedron): Same. Keep along empty PDDRs
822 to make efficient use of the cache.
823 (reduction_dr_p): Compute the PBBs don't pass them as parameters.
824 (graphite_legal_transform_dr): Rewritten.
825 (graphite_legal_transform_bb): Pass fewer arguments to
826 graphite_legal_transform_dr.
827 (graphite_carried_dependence_level_k): Simplified implementation.
828 (dot_original_deps_stmt_1): Call dependence_polyhedron.
829 (dot_transformed_deps_stmt_1): Same.
830 (dot_original_deps): Same.
831 (dot_transformed_deps): Same.
832 * graphite-dependences.h (struct poly_ddr): Added a new field
833 original_scattering_p.
834 (PDDR_ORIGINAL_SCATTERING_P): New.
835 (print_pddr): Declared.
836 (debug_pddr): Declared.
837 * graphite-ppl.c: Clarify comment.
838 * sese.h (print_gimple_bb): Removed unused declaration.
839 (debug_gbb): Same.
840
64630e61
SP		 8412010-02-03 Sebastian Pop <sebastian.pop@amd.com>
842
45489e99
SP		 843 * g++.dg/graphite/graphite.exp: Rewritten.
844 * gcc.dg/graphite/graphite.exp: Rewritten.
845 * gfortran.dg/graphite/graphite.exp: Rewritten.
846 * gcc.dg/graphite/block-0.c: Added runtime test.
847 * gcc.dg/graphite/block-1.c: Same.
848 * gcc.dg/graphite/block-3.c: Same.
849 * gcc.dg/graphite/block-4.c: Same.
850 * gcc.dg/graphite/block-5.c: Same.
851 * gcc.dg/graphite/block-6.c: Same.
852 * gcc.dg/graphite/block-7.c: Same.
853 * gcc.dg/graphite/interchange-0.c: Same.
854 * gcc.dg/graphite/interchange-1.c: Same.
855 * gcc.dg/graphite/interchange-10.c: Same.
856 * gcc.dg/graphite/interchange-11.c: Same.
857 * gcc.dg/graphite/interchange-12.c: Same.
858 * gcc.dg/graphite/interchange-2.c: Same.
859 * gcc.dg/graphite/interchange-3.c: Same.
860 * gcc.dg/graphite/interchange-4.c: Same.
861 * gcc.dg/graphite/interchange-5.c: Same.
862 * gcc.dg/graphite/interchange-6.c: Same.
863 * gcc.dg/graphite/interchange-7.c: Same.
864 * gcc.dg/graphite/interchange-8.c: Same.
865 * gcc.dg/graphite/interchange-9.c: Same.
866 * gcc.dg/graphite/interchange-mvt.c: Same.
867 * gcc.dg/graphite/run-id-2.c: Remove useless dg-do run.
64630e61 868
4c8f3c48
RU		 8692010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
870
871 * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
872 background.
873
8742010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
875
876 * common.opt: Add -fgraphite-cloog-opts.
877 * graphite-clast-to-gimple.c (set_cloog_options): Same.
878 * opts.c (decode_options): Same.
879
86e4d552
SP		 8802010-01-20 Sebastian Pop <sebastian.pop@amd.com>
881
45489e99
SP		 882 * gcc.dg/graphite/id-17.c: New.
883 * gcc.dg/graphite/pr41888.c: New.
884 * gcc.dg/graphite/scop-22.c: New.
885 * gfortran.dg/graphite/pr40982.f90: New.
86e4d552 886
3070ac15
SP		 8872010-01-20 Sebastian Pop <sebastian.pop@amd.com>
888
889 * graphite-dependences.c: Clarify comments.
890 (build_pddr): Add an extra parameter direction.
891 (graphite_legal_transform_dr): Use build_pddr.
892 (dot_original_deps_stmt_1): Update use of build_pddr.
893 (dot_transformed_deps_stmt_1): Same.
894 (dot_original_deps): Same.
895 (dot_transformed_deps): Same.
896
45489e99
SP		 897 * gcc.dg/graphite/interchange-12.c: New.
898 * gcc.dg/graphite/block-7.c: New.
3070ac15 899
a7ed6c90
SP		 9002010-01-20 Sebastian Pop <sebastian.pop@amd.com>
901
902 * graphite-dependences.c (pddr_original_scattering): Renamed build_pddr.
903 (pddr_transformed_scattering): Removed.
904 (graphite_legal_transform_dr): Use build_pddr.
905 (dot_original_deps_stmt_1): Same.
906 (dot_transformed_deps_stmt_1): Same.
907 (dot_original_deps): Same.
908 (dot_transformed_deps): Same.
909
e65a7579
SP		 9102010-01-20 Sebastian Pop <sebastian.pop@amd.com>
911
912 * graphite-dependences.c (lexicographically_gt_p): Add comments.
913 (build_lexicographically_gt_constraint): Same.
914 (dependence_polyhedron_1): Same.
915 (dependence_polyhedron): Same.
916
7cbd4c5e
SP		 9172010-01-20 Sebastian Pop <sebastian.pop@amd.com>
918
919 * graphite-dependences.c (build_pairwise_scheduling_equality): Removed.
920 (build_pairwise_scheduling_inequality): Renamed build_pairwise_scheduling.
921 (lexicographically_gt_p): Change type of direction to int.
922 (build_lexicographically_gt_constraint): Same.
923 (dependence_polyhedron_1): Same.
924 (dependence_polyhedron): Same.
925 (pddr_original_scattering): Use integers for direction.
926 (pddr_transformed_scattering): Same.
927 (graphite_legal_transform_dr): Same.
928 (graphite_carried_dependence_level_k): Same.
929
429ba740
SP		 9302010-01-20 Sebastian Pop <sebastian.pop@amd.com>
931
932 * graphite-dependences.c (build_pairwise_constraint): Renamed
933 ppl_build_relation. Moved...
934 (dr_equality_constraints): Use ppl_build_relation.
935 (build_pairwise_scheduling_equality): Same.
936 (build_pairwise_scheduling_inequality): Same.
937 * graphite-ppl.c (ppl_build_relation): ...here.
938 * graphite-ppl.h (ppl_build_relation): Declared.
939
3c7c0158
SP		 9402010-01-14 Sebastian Pop <sebastian.pop@amd.com>
941
942 PR middle-end/42681
943 * graphite-clast-to-gimple.c (gloog_error): New static variable.
944 (clast_to_gcc_expression): Do not build MULT_EXPR of POINTER_TYPE_P.
945 Set gloog_error when such an expression failed to be built.
946 (translate_clast): Early return when gloog_error is set.
947 (gloog): Clear gloog_error. When gloog_error is set, call
948 set_ifsese_condition to enable the original code. Return the status
949 of the code generation based on gloog_error.
950 * sese.c (set_ifsese_condition): New.
951 * sese.h (set_ifsese_condition): Declared.
952
45489e99 953 * g++.dg/graphite/pr42681.C: New.
3c7c0158 954
a7bf45de
SP		 9552010-01-14 Sebastian Pop <sebastian.pop@amd.com>
956
957 PR middle-end/42732
958 * graphite-clast-to-gimple.c (gloog): Call scev_reset_htab and
959 rename_nb_iterations.
960 * sese.c (rename_variables_in_operand): New.
961 (rename_variables_in_expr): New.
962 (rename_nb_iterations): New.
963 (sese_adjust_liveout_phis): Update the rename_map.
964 * sese.h (rename_nb_iterations): Declared.
965 * tree-scalar-evolution.c (scev_reset_htab): New.
966 (scev_reset): Call scev_reset_htab.
967 * tree-scalar-evolution.h (scev_reset_htab): Declared.
968
45489e99 969 * gfortran.dg/graphite/pr42732.f: New.
a7bf45de 970
e1496917
SP		 9712010-01-08 Sebastian Pop <sebastian.pop@amd.com>
972
973 PR middle-end/42393
974 * graphite-clast-to-gimple.c: Fix formatting.
975 * sese.c (defined_in_loop_p): Renamed name_defined_in_loop_p.
976 (expr_defined_in_loop_p): New.
977 (add_loop_exit_phis): Also handle full expressions: remove from
978 the rename_map the expressions defined in the loop that we're closing.
979
45489e99
SP		 980 * gfortran.dg/graphite/pr42393-1.f90: New.
981 * gfortran.dg/graphite/pr42393.f90: Add new flags
e1496917
SP		 982 -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine to also
983 make this testcase useful in the Graphite branch.
984
c8ae0613
SP		 9852010-01-08 Sebastian Pop <sebastian.pop@amd.com>
986
987 * graphite-scop-detection.c (exclude_component_ref): Removed.
988 (is_simple_operand): Removed.
989 (stmt_simple_for_scop_p): Remove use of is_simple_operand.
990
4e98c66c
SP		 9912010-01-07 Sebastian Pop <sebastian.pop@amd.com>
992
993 PR middle-end/42221
994 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
995 the array indexing of ADDR_EXPRs.
996
45489e99 997 * gcc.dg/graphite/pr42221.c: New.
4e98c66c 998
fd4a56ff
SP		 9992010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1000
1001 PR middle-end/42521
1002 * graphite.c (graphite_finalize): Call scev_reset.
1003 (graphite_transform_loops): Do not call scev_reset between the code
1004 generation of scops.
1005
45489e99 1006 * gcc.dg/graphite/pr42521.c: New.
fd4a56ff 1007
eaffa762
SP		 10082010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1009
1010 * graphite-interchange.c (memory_stride_in_loop): Renamed
1011 pdr_stride_in_loop.
1012 (memory_strides_in_loop): Renamed memory_strides_in_loop_1.
1013 (memory_strides_in_loop): Memoize the memory strides per loop.
1014 (lst_interchange_profitable_p): Do not initialize to zero the memory
1015 strides.
1016 * graphite-poly.h (struct lst): Add a field memory_strides.
1017 (LST_LOOP_MEMORY_STRIDES): New.
1018 (new_lst_loop): Initialize LST_LOOP_MEMORY_STRIDES to -1.
1019 (free_lst): Clear LST_LOOP_MEMORY_STRIDES.
1020
bf69e754
SP		 10212010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1022
1023 * graphite-interchange.c (memory_strides_in_loop_depth): Renamed
1024 memory_strides_in_loop. Gather memory strides on a whole loop.
1025 (pbb_interchange_profitable_p): Renamed lst_interchange_profitable_p.
1026 (lst_interchange_profitable_p): Removed.
1027 (lst_try_interchange_loops): Call lst_interchange_profitable_p.
1028
9fa29a09
SP		 10292010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1030
1031 Revert patch 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1032 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
1033 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
1034 Remove context_loop and level.
1035
11d6ea5e
SP		 10362010-01-07 Richard Guenther <rguenther@suse.de>
1037
1038 PR tree-optimization/42641
1039 * sese.c (rename_map_elt_info): Use the SSA name version, do
1040 not hash pointers.
1041
10422010-01-06 Sebastian Pop <sebastian.pop@amd.com>
1043
1044 * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
1045 blocked" only when both the strip mine and the interchange have
1046 been applied.
1047
45489e99
SP		 1048 * gcc.dg/graphite/block-2.c: Removed.
1049 * gcc.dg/graphite/block-3.c: Add scan pattern.
1050 * gcc.dg/graphite/block-4.c: Same.
1051 * gcc.dg/graphite/block-5.c: Same.
1052 * gcc.dg/graphite/block-6.c: Same.
11d6ea5e 1053
556afcdc
SP		 10542010-01-06 Sebastian Pop <sebastian.pop@amd.com>
1055
1056 * graphite-clast-to-gimple.c (save_clast_name_index): Free slot
1057 before allocating a new one.
1058 (copy_renames): Check that slot is not NULL.
1059 (mark_bb_with_pbb): Same.
1060 (compute_cloog_iv_types_1): Same.
1061 * graphite-interchange.c (lst_perfect_nestify): Free the before,
1062 nest, and after LSTs.
1063 (lst_try_interchange_loops): Same.
1064
e68c3c6c
SP		 10652010-01-05 Sebastian Pop <sebastian.pop@amd.com>
1066
1067 PR middle-end/42178
1068 * graphite-interchange.c (lst_try_interchange_loops): Do not return
1069 the before, nest, and after LSTs.
1070 (lst_try_interchange): Removed.
1071 (lst_interchange_select_inner): Do not iterate over the LSTs if they
1072 were modified.
1073 (lst_interchange_select_outer): Apply interchange on the outer loop
1074 until there are no more changes in the inner loops.
1075
a84a556d
SP		 10762009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1077
1078 Revert patch fixing PR middle-end/42221.
1079
10802009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1081
1082 PR middle-end/42180
1083 * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
1084 GIMPLE_CALL.
1085
45489e99 1086 * gfortran.dg/graphite/pr42180.f90: Add compile flags.
a84a556d 1087
b147df0b
SP		 10882009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1089
1090 PR middle-end/42180
1091 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
1092 that contain only one statement.
1093
45489e99 1094 * gfortran.dg/graphite/pr42180.f90: New.
a84a556d 1095
ce20f9d6
SP		 10962009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1097
1098 PR middle-end/42393
45489e99 1099 * gfortran.dg/graphite/pr42393.f90: New.
ce20f9d6 1100
d2a271ac
SP		 11012009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1102
1103 PR middle-end/42186
45489e99 1104 * gfortran.dg/graphite/pr42186.f90: New.
d2a271ac 1105
403ebc7e
SP		 11062009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1107
1108 PR middle-end/42205
1109 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
1110 Insert the reduction copy in the same block as the phi node.
1111 (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
1112
45489e99
SP		 1113 * gcc.dg/graphite/pr42205-1.c: New.
1114 * gcc.dg/graphite/pr42205-2.c: New.
403ebc7e
SP		 1115
11162009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1117
1118 PR middle-end/42221
1119 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
1120 the array indexing of ADDR_EXPRs.
1121
45489e99 1122 * gcc.dg/graphite/pr42221.c: New.
403ebc7e 1123
070ba483
SP		 11242009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1125
1126 PR middle-end/42178
1127 PR middle-end/42334
1128 * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
1129 index. Call lst_interchange_select_inner only once.
1130 (lst_interchange_select_inner): Update use of lst_try_interchange.
1131 (lst_interchange_select_outer): Update.
1132
11332009-12-15 Sebastian Pop <sebastian.pop@amd.com>
1134
1135 PR middle-end/42178
1136 PR middle-end/42334
1137 * graphite-interchange.c (lst_try_interchange): Do not increment the
1138 the OUTER index when there is no AFTER kernel. Do not increment the
1139 OUTER index for after processing the AFTER kernel.
1140 (lst_interchange_select_inner): Call lst_try_interchange only on loops.
1141 (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
1142 index. Do not pass to lst_interchange_select_inner the OUTER index.
1143 (scop_do_interchange): Update use of lst_interchange_select_outer.
1144
45489e99 1145 * gfortran.dg/graphite/graphite.exp
070ba483 1146 (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
45489e99 1147 * gfortran.dg/graphite/interchange-1.f: Add comment. Clean
070ba483 1148 the graphite dump file.
45489e99
SP		 1149 * gfortran.dg/graphite/interchange-2.f: Same.
1150 * gfortran.dg/graphite/pr42334-1.f: New.
070ba483
SP		 1151
11522009-12-15 Sebastian Pop <sebastian.pop@amd.com>
1153
1154 PR middle-end/42178
1155 PR middle-end/42334
1156 * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
1157 that are empty.
1158 (lst_do_interchange_1): Renamed lst_interchange_select_inner.
1159 (lst_try_interchange): Reimplemented.
1160 (lst_interchange_select_inner): Same.
1161 (lst_do_interchange): Renamed lst_interchange_select_outer.
1162 Reimplemented.
1163 (scop_do_interchange): Update use of lst_interchange_select_outer.
1164
45489e99
SP		 1165 * g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
1166 * gcc.dg/graphite/block-0.c: Un-XFAILed.
1167 * gcc.dg/graphite/pr42211.c: New.
1168 * gfortran.dg/graphite/pr42334.f90: New.
070ba483 1169
4b216ab0
SP		 11702009-12-14 Sebastian Pop <sebastian.pop@amd.com>
1171
1172 PR middle-end/42181
1173 * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
1174 carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
1175
45489e99 1176 * gfortran.dg/graphite/pr42181.f90: New.
4b216ab0 1177
c880097d
SP		 11782009-12-12 Sebastian Pop <sebpop@gmail.com>
1179
1180 PR middle-end/42284
1181 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
1182 insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
1183 (detect_commutative_reduction_arg): Simplified.
1184 (detect_commutative_reduction): Early return when the argument of
1185 the close phi is not of an SSA_NAME.
1186
45489e99 1187 * gcc.dg/graphite/pr42284.c: New.
c880097d
SP		 1188
11892009-12-11 Alexander Monakov <amonakov@ispras.ru>
1190
1191 * dbgcnt.def (graphite_scop): New counter.
1192 * graphite.c: Include dbgcnt.h
1193 (graphite_transform_loops): Use new counter to limit transformations.
1194
d505015a
SP		 11952009-12-08 Sebastian Pop <sebpop@gmail.com>
1196
1197 PR middle-end/42285
1198 * graphite-scop-detection.c (graphite_can_represent_init): Also
1199 handle more complex MULT_EXPRs containing parameters by recursion
1200 on the structure.
1201
45489e99 1202 * gfortran.dg/graphite/pr42285.f90: New.
d505015a
SP		 1203
12042009-12-01 Tobias Grosser <grosser@fim.uni-passau.de>
1205
45489e99 1206 * g++.dg/graphite/pr42130.C: Fix type.
d505015a 1207
ed807d06
AM		 12082009-11-29 Alexander Monakov <amonakov@gcc.gnu.org>
1209
45489e99
SP		 1210 * g++.dg/graphite/pr42130.C: Correct testcase.
1211
12122009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
1213
1214 * Merge from mainline (154493:154734).
1215
12162009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
1217
1218 * Merge from mainline (151362:154491).
ed807d06 1219
7c246f5e
TG		 12202009-11-24 Tobias Grosser <grosser@fim.uni-passau.de>
1221
1222 * graphite-clast-to-gimple.c (try_mark_loop_parallel,
1223 graphite_create_new_loop_guard, translate_clast_for): Fix comments.
1224
0dd91484
TG		 12252009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1226
1227 PR middle-end/42130
1228 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
1229 translate_clast_for_loop): New.
1230 (translate_clast_for): Add a condition around the loop, to do not
1231 execute loops with zero iterations.
45489e99
SP		 1232 * g++.dg/graphite/pr42130.C: New.
1233 * gcc.dg/graphite/pr35356-2.c: Adapt.
0dd91484 1234
fd2d813d
TG		 12352009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1236
1237 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
1238 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
1239 Remove context_loop and level.
1240
9016166f
TG		 12412009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1242
1243 * graphite-clast-to-gimple.c (translate_clast_user,
1244 translate_clast_for, translate_clast_guard): Simplify and move common
1245 elements to translate_clast().
1246 (translate_clast): Simplify and get common elements.
1247
e1f9c1cd
TG		 12482009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1249
1250 * graphite-clast-to-gimple.c (translate_clast_user,
1251 translate_clast_for, translate_clast_guard): Split out of
1252 translate_clast.
1253
7a521ff2
TG		 12542009-11-21 Tobias Grosser <grosser@fim.uni-passau.de>
1255
1256 * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
1257 clast_name_to_index, save_clast_name_index, debug_clast_name_index,
1258 debug_clast_name_indexes_1, debug_clast_name_indexes,
1259 clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
1260 (clast_name_to_gcc, clast_to_gcc_expression,
1261 clast_to_gcc_expression_red, gcc_type_for_clast_expr,
1262 gcc_type_for_clast_eq, graphite_translate_clast_equation,
1263 graphite_create_guard_cond_expr, graphite_create_new_loop,
1264 translate_clast): Add params_index.
1265 (initialize_cloog_names): Create parameter strings from scratch, do
1266 not reference other strings.
1267 (create_params_index): New.
1268 (gloog): Initialize params_index.
1269 * graphite-scop-detection (free_scops_1): Removed.
1270 (limit_scops): Use normal free_scops.
1271 * graphite-sese-to-poly.c (save_var_names): Removed.
1272 (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
1273 and SESE_PARAMS_INDEX.
1274 * sese.c (new_sese, free_sese): Dito.
1275 * sese.h (struct sese): Remove params_index, params_names.
1276 (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
1277
ca11b093
SP		 12782009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1279
1280 Revert the following patch from 2009-09-14:
1281 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
1282 tree-scalar-evolution.h, and then tree-data-ref.h.
1283 * graphite-clast-to-gimple.c: Same.
1284 * graphite-dependences.c: Same.
1285 * graphite-interchange.c: Same.
1286 * graphite-poly.c: Same.
1287 * graphite-scop-detection.c: Same.
1288 * graphite-sese-to-poly.c: Same.
1289 * graphite.c: Same.
1290 * lambda-code.c: Same.
1291 * matrix-reorg.c: Same.
1292 * tree-data-ref.c: Same.
1293 * tree-if-conv.c: Same.
1294 * tree-loop-distribu: Same.: Same.
1295 * tree-loop-linear.c: Same.
1296 * tree-parloops.c: Same.
1297 * tree-predcom.c: Same.
1298 * tree-vect-patterns.c: Same.
1299
8a9e9475
SP		 13002009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1301
1302 Revert patch from 2009-09-14.
1303 * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
1304 passes at -O1 and below.
1305
4bf4e169
SP		 13062009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1307
1308 PR middle-end/40281
45489e99 1309 * gcc.dg/graphite/pr40281.c: New.
4bf4e169
SP		 1310
1311 * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
1312 evolutions should not variate in inner loops.
1313
12aec731
SP		 13142009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1315
1316 PR middle-end/42050
45489e99 1317 * gfortran.dg/graphite/pr42050.f90: New.
12aec731 1318
aec12420
SP		 13192009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1320
1321 * graphite-interchange.c (memory_strides_in_loop_depth): New.
1322 (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
1323
25e20d33
SP		 13242009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1325
1326 * graphite-blocking.c (scop_do_block): New.
1327 * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
1328 * graphite-poly.h (scop_do_block): Declared.
1329
e3bde9f4
SP		 13302009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1331
1332 * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
1333 depth is the loop nesting depth in the LST. Call psct_dynamic_dim
1334 to transform depth into the time_depth before calling
1335 pbb_number_of_iterations_at_time.
1336 (lst_do_strip_mine): Use a scalar variable instead of recomputing
1337 lst_depth.
1338
27e432be
SP		 13392009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1340
1341 Reverted the patch for "scattering permutations" from 2009-10-28.
1342
1343 * graphite-poly.c (print_permutation): New.
1344 (debug_permutation): New.
1345 (new_poly_bb): Initialize PBB_PERMUTATION.
1346 (free_poly_bb): Free PBB_PERMUTATION.
1347 * graphite-poly.h (pbb_permutation_elt_p): Declared.
1348 (struct pbb_permutation_elt): New.
1349 (PBB_PERMUTATION_ELT_STRIDE): New.
1350 (PBB_PERMUTATION_ELT_STRIDED_P): New.
1351 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
1352 (new_pbb_permutation_elt): New.
1353 (pbb_permutation_elt_free): New.
1354 (struct poly_bb): Add field permutation.
1355 (PBB_PERMUTATION): New.
1356 (print_permutation): Declared.
1357 (debug_permutation): Declared.
1358
2bc529bf
KT		 13592009-11-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1360
1361 * graphite-interchange.c (build_partial_difference): New.
1362 (memory_stride_in_loop): Refactored the computation of
1363 equality constraints into build_partial_difference function.
1364 Added support for debugging stride computations.
1365
8c54631d
SP		 13662009-11-03 Sebastian Pop <sebastian.pop@amd.com>
1367
1368 * graphite-clast-to-gimple.c (gloog): Free if_region,
1369 if_region->true_region, and if_region->region.
1370 * sese.c (if_region_set_false_region): Free if_region->false_region.
1371 (create_if_region_on_edge): Do not use GGC_NEW.
1372 (move_sese_in_condition): Remove useless initialization.
1373
7b7f2ca7
SP		 13742009-11-03 Sebastian Pop <sebastian.pop@amd.com>
1375
1376 * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
1377 for the loops created by the loop distribution. Do not modify the
1378 input LSTs.
1379 (lst_try_interchange_loops): Same. Use a temporary LST for the
1380 transformed schedule. Call lst_update_scattering before data
1381 dependence analysis.
1382 (lst_try_interchange): Pass an extra parameter INDEX.
1383 (lst_do_interchange_1): New.
1384 (lst_do_interchange): Call lst_do_interchange_1.
1385 (scop_do_interchange): Call lst_update_scattering.
1386 * graphite-poly.c (apply_poly_transforms): Do not call
1387 lst_update_scattering.
1388 * graphite-poly.h (lst_pred): New.
1389 (lst_succ): New.
1390 (lst_find_first_pbb): Return NULL when not found.
1391 (lst_empty_p): New.
1392 (lst_insert_in_sequence): Allow LST1 to be NULL.
1393 (lst_replace): New.
1394 (lst_substitute_3): New.
1395 * gcc.dg/graphite/interchange-1.c: XFail.
1396 * gcc.dg/graphite/interchange-8.c: XFail.
1397 * gcc.dg/graphite/interchange-11.c: XFail.
1398
6119e7d5
SP		 13992009-10-30 Sebastian Pop <sebastian.pop@amd.com>
1400
1401 * graphite-interchange.c (lst_perfectly_nested_p): New.
1402 (lst_perfect_nestify): New.
1403 (lst_try_interchange_loops): Call store_lst_schedule,
1404 lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
1405 (scop_do_interchange): Avoid redundant legality test.
1406 Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
1407 * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
1408 * graphite-poly.h (psct_static_dim): New.
1409 (lst_dewey_number_at_depth): New.
1410 (lst_find_pbb): Restructured.
1411 (lst_find_first_pbb): Restructured.
1412 (lst_find_last_pbb): New.
1413 (lst_contains_p): New.
1414 (lst_contains_pbb): New.
1415 (lst_create_nest): New.
1416 (lst_remove_from_sequence): New.
1417 (pbb_update_scattering): New.
1418 (lst_update_scattering_under): New.
1419 (lst_update_scattering_seq): New.
1420 (lst_update_scattering): New.
1421 (lst_insert_in_sequence): New.
1422 (lst_distribute_lst): New.
1423 (lst_remove_all_before_including_pbb): New.
1424 (lst_remove_all_before_excluding_pbb): New.
1425
431f3f22
SP		 14262009-10-30 Sebastian Pop <sebastian.pop@amd.com>
1427
1428 * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
1429 get_loop_exit_edges.
1430
4c768046
SP		 14312009-10-30 Sebastian Pop <sebastian.pop@amd.com>
1432
1433 * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
1434
5fa8514e
SP		 14352009-10-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1436
1437 * graphite-poly.c (print_permutation): New.
1438 (debug_permutation): New.
1439 (new_poly_bb): Initialize PBB_PERMUTATION.
1440 (free_poly_bb): Free PBB_PERMUTATION.
1441 * graphite-poly.h (pbb_permutation_elt_p): Declared.
1442 (struct pbb_permutation_elt): New.
1443 (PBB_PERMUTATION_ELT_STRIDE): New.
1444 (PBB_PERMUTATION_ELT_STRIDED_P): New.
1445 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
1446 (new_pbb_permutation_elt): New.
1447 (pbb_permutation_elt_free): New.
1448 (struct poly_bb): Add field permutation.
1449 (PBB_PERMUTATION): New.
1450 (print_permutation): Declared.
1451 (debug_permutation): Declared.
1452
6c6f84d7
SP		 14532009-10-26 Sebastian Pop <sebastian.pop@amd.com>
1454
1455 * graphite-clast-to-gimple.c (gloog): Do not call
1456 sese_reset_aux_in_loops.
1457 * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
1458 extra argument for domains. Do not use loop->aux.
1459 (build_scop_iteration_domain): Initialize and free domains, pass it
1460 to build_loop_iteration_domains and extract the information from
1461 domains. Do not use loop->aux.
1462 * sese.c (sese_reset_aux_in_loops): Removed.
1463 * sese.h (sese_reset_aux_in_loops): Removed.
1464
585b3e19
SP		 14652009-10-26 Sebastian Pop <sebastian.pop@amd.com>
1466
1467 * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
1468 (dependency_in_loop_p): Same.
1469 (translate_clast): Do not use loop->aux. Initialize
1470 loop->can_be_parallel.
1471 (mark_loops_parallel): Removed.
1472 * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
1473 * graphite.c (free_aux_in_new_loops): Removed.
1474 (graphite_finalize): Do not call free_aux_in_new_loops.
1475 (graphite_transform_loops): Do not call mark_loops_parallel.
1476
14772009-10-26 Li Feng <nemokingdom@gmail.com>
a7ed27ac
LF		 1478
1479 * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
1480 (translate_clast): Pass an extra parameter LEVEL.
1481 Call get_scattering_level.
1482 * graphite-clast-to-gimple.h (get_scattering_level): New.
1483
8e6ef139
SP		 14842009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1485
1486 * cfgloop.c (alloc_loop): Initialize loop->single_iv.
1487 * cfgloop.h (struct loop): New field single_iv.
1488
1489 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
1490 loop->aux anymore: use loop->single_iv.
1491 (graphite_loop_normal_form): Moved...
1492 (build_graphite_loop_normal_form): Removed.
1493 (gloog): Do not call build_graphite_loop_normal_form.
1494 (free_aux_in_new_loops): Moved...
1495 (mark_loops_parallel): Restructure.
1496 * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
1497 * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
1498 (scop_canonicalize_loops): New.
1499 (build_poly_scop): Call scop_canonicalize_loops.
1500 * graphite.c (free_aux_in_new_loops): ...here.
1501
e6dd91b2
SP		 15022009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1503
1504 * g++.dg/graphite/graphite.exp: Add the same rules as in
1505 gcc.dg/graphite/graphite.exp.
1506
47fb473f
SP		 15072009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1508
1509 * g++.dg/graphite/id-1.C: New.
1510
63858ac6
SP		 15112009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1512
1513 * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
1514 argument base_name.
1515 (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
1516 (rewrite_phi_out_of_ssa): Same.
1517 (rewrite_cross_bb_scalar_deps): Same.
1518 (translate_scalar_reduction_to_array): Same.
1519
decfe536
SP		 15202009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1521
1522 * graphite-sese-to-poly.c (build_scop_drs): Disable call to
1523 dump_alias_graphs.
1524
0d5ef2a9
SP		 15252009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1526
1527 * graphite-sese-to-poly.c (dump_alias_graphs): New.
1528 (build_scop_drs): Call dump_alias_graphs.
1529
f70de156
SP		 15302009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1531
1532 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
1533 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
1534 (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
1535 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
1536 * graphite-poly.h (free_lst): New.
1537 (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
1538 (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
1539
74715a9b
SP		 15402009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1541
1542 * graphite-poly.h (struct scop): Add a field saved_schedule.
1543 (SCOP_SAVED_SCHEDULE): New.
1544 (store_lst_schedule): New.
1545 (restore_lst_schedule): New.
1546 (store_scattering): Call store_lst_schedule.
1547 (restore_scattering): Call restore_lst_schedule.
1548
fb00d28e
SP		 15492009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1550
1551 * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
1552 (pdr_add_alias_set): Same.
1553 (build_poly_dr): Same.
1554 (build_alias_set_optimal_p): Same.
1555 (build_base_obj_set_for_drs): Same. Do not store the result of
1556 graphds_dfs.
1557
917f481a
SP		 15582009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1559
1560 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
1561 all_components_are_cliques to 1.
1562
2b178a5f
LF		 15632009-10-20 Li Feng <nemokingdom@gmail.com>
1564
1565 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
1566 the new structure.
1567 (pdr_add_alias_set): Update retrieving alias_set_num.
1568 (build_poly_dr): Update retrieving dr_base_object_set.
1569 (partition_drs_to_sets): Remove.
1570 (build_alias_set_optimal_p): New.
1571 (build_alias_set_for_drs): Rename.
1572 (build_scop_drs): Update.
1573 * graphite-sese-to-poly.h (struct base_alias_pair): New.
1574 (ALIAS_SET_INDEX): Remove.
1575 (BASE_OBJECT_SET_INDEX): Remove.
1576
e8af4842
SP		 15772009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1578
1579 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
1580
3899a0b2
SP		 15812009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1582
1583 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
1584 loop upper bounds for 1-element arrays at end of structures.
1585 * tree-flow.h (array_at_struct_end_p): Declared.
1586 * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
1587
e34e5835
SP		 15882009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1589
1590 * g++.dg/graphite/pr41305.C: New.
1591
07b0d0e2
AM		 15922009-10-20 Alexander Monakov <amonakov@ispras.ru>
1593
1594 * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
1595 construction of parameter constraints from loop iteration analysis.
1596 * gcc.dg/graphite/run-id-2.c: New test.
1597
67255edf
SP		 15982009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1599
1600 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
1601 and new_cstr.
1602
14ba996b
SP		 16032009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1604
1605 * graphite-dependences.c (dependence_polyhedron_1): Remove
1606 unused gdim dimensions from the DDR polyhedron.
1607
4454141a
SP		 16082009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1609
1610 * graphite-dependences.c (pddr_transformed_scattering): New.
1611 (dot_original_deps_stmt_1): New.
1612 (dot_transformed_deps_stmt_1): New.
1613 (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
1614 dot_transformed_deps_stmt_1.
1615 (dot_original_deps): New.
1616 (dot_transformed_deps): New.
1617 (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
1618
dd61070d
SP		 16192009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1620
1621 * graphite-dependences.c (reduction_dr_1): Remove wrong
1622 assert: reduction BBs can have multiple reduction writes
4454141a 1623 to memory. interchange-3.f90 is an example.
dd61070d 1624
65421bcc
SP		 16252009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1626
1627 * gfortran.dg/graphite/interchange-3.f90: New.
1628
3e9f43ee
SP		 16292009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1630
1631 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
1632
16bf8ab1
SP		 16332009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1634
1635 * graphite-dependences.c (dependence_polyhedron_1): Add the
1636 context to the dependence polyhedron.
1637
d422adfa
SP		 16382009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1639
1640 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
1641 PBB_PDR_DUPLICATES_REMOVED.
1642 (new_poly_bb): Same.
1643
62e475c5
SP		 16442009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1645
1646 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
1647 SCOP_CONTEXT.
1648 (build_loop_iteration_domains): Extract bounds on parameters
1649 based on the data size.
1650 (build_scop_context): Do not initialize SCOP_CONTEXT;
1651 add new constraints.
1652
3ecbce7e
SP		 16532009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1654
1655 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
1656 * graphite-ppl.h (graphite-ppl.h): Declared.
1657
04863400
SP		 16582009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1659
1660 * graphite-ppl.c (ppl_print_linear_expr): New.
1661 (debug_ppl_linear_expr): New.
1662 * graphite-ppl.h (ppl_print_linear_expr): Declared.
1663 (debug_ppl_linear_expr): Declared.
1664
009150e1
SP		 16652009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1666
1667 * graphite-interchange.c: Fix comments.
1668 * gcc.dg/graphite/block-1.c: Fix comments.
1669
9b196c93
SP		 16702009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1671
1672 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
1673 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
1674
caa675f8
SP		 16752009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1676
1677 Reapply the patch from Alexander Monakov that disappeared during
1678 the last merges from trunk.
1679
1680 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
1681
1682 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1683 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1684
92d92abb
SP		 16852009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1686
1687 * graphite-interchange.c (memory_stride_in_loop): The depth
1688 argument corresponds to a dynamic time dimension, so use
1689 psct_dynamic_dim to refer to the transformed scattering dimension.
1690
23159c56
SP		 16912009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1692
1693 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
1694
5c6c42c9
SP		 16952009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1696
1697 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
1698 root of the LST.
1699 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
1700 the root of the LST.
1701 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
1702 fake loop.
1703 (print_lst): Print the root of LST in a different format.
1704 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
1705
f58be90e
SP		 17062009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1707
1708 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
1709
4e4ee197
SP		 17102009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1711
1712 * doc/passes.texi: Document the Graphite infrastructure.
1713
6c4499b6
SP		 17142009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1715
1716 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
1717 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
1718 and check the SSA representation.
1719
1720 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
1721
8e49fe91
SP		 17222009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1723
1724 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
1725
bb2b2dfc
SP		 17262009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1727
1728 * gcc.dg/graphite/interchange-11.c: New.
1729
e7ed4a64
SP		 17302009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1731
1732 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
1733
d7f25aa6
SP		 17342009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1735
1736 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1737 Add -fno-loop-strip-mine and -fno-loop-interchange.
1738 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
1739 -fno-loop-strip-mine.
1740 * gfortran.dg/graphite/graphite.exp: Same.
1741
6231cf49
SP		 17422009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1743
1744 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1745 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
1746 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
1747 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
1748 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
1749 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
1750 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
1751 DEFAULT_FLAGS_GRAPHITE_SCOP.
1752 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
1753 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
1754
2b7c09a8
SP		 17552009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1756
1757 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
1758
b0c7a278
KT		 17592009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1760 Sebastian Pop <sebastian.pop@amd.com>
1761
1762 * graphite-interchange.c (build_linearized_memory_access): Pass an
1763 offset as parameter.
1764 (memory_stride_in_loop): Include transform scattering in the
1765 access functions to be able to querry the strides in the
1766 transformed loops.
1767 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
1768 not the psct_iterator_dim.
1769
13ae6f91
SP		 17702009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1771
1772 * graphite-blocking.c (pbb_do_strip_mine): Removed.
1773 (lst_do_strip_mine_loop): New.
1774 (lst_do_strip_mine): New.
1775 (scop_do_strip_mine): Call lst_do_strip_mine.
1776 * graphite-poly.h (lst_add_loop_under_loop): New.
1777 (lst_find_first_pbb): New.
1778
c0fe753b
SP		 17792009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1780
1781 * graphite-poly.c (loop_to_lst): Fix LST creation.
1782
8d75ec87
TG		 17832009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
1784
45489e99 1785 * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
8d75ec87
TG		 1786 sizeof(unsigned long) to make it run on 32bit systems.
1787
17882009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
1789
45489e99 1790 * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
8d75ec87
TG		 1791 SEGFAULT on 32bit.
1792
2e5a7cbf
RU		 17932009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1794
8d75ec87
TG		 1795 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
1796 Comment.
2e5a7cbf
RU		 1797 (write_alias_graph_to_ascii_dot): New.
1798 (write_alias_graph_to_ascii_ecc): Ditto.
8d75ec87
TG		 1799 (partition_drs_to_sets): Add testing of optimality of current method
1800 which assigns alias numbers according to DFS Comopnent number. used
1801 as heuristic for the upcoming ECC algorithm.
2e5a7cbf
RU		 1802 (build_scop_drs): Write to file also with the ecc and dot format.
1803
1e82de2a
SP		 18042009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1805
1806 * gfortran.dg/graphite/interchange-1.f: XFail.
1807
9bf13085
SP		 18082009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1809
1810 * graphite.c (graphite_initialize): Do not handle functions with
1811 more than 100 basic blocks.
1812
e797c5f2
SP		 18132009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1814
1815 * graphite-blocking.c (pbb_do_strip_mine): Use
1816 PARAM_LOOP_BLOCK_TILE_SIZE.
1817
bfa00f48
SP		 18182009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1819
1820 * graphite-poly.c (dot_lst_1): New.
1821 (dot_lst): New.
1822 * graphite-poly.h (dot_lst): Declared.
1823
3c7bdeb8
SP		 18242009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1825
1826 * graphite-dependences.c (dot_deps_stmt_1): New.
1827 (dot_deps_stmt): New.
1828 * graphite-dependences.h (dot_deps_stmt): Declared.
1829
c7dc2fab
SP		 18302009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1831
1832 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
1833 not replace cross BB scalar dependences ending on PHI nodes.
1834 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
1835
24c79709
SP		 18362009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1837
1838 * graphite-poly.c (apply_poly_transforms): Implement the high
1839 level driver for flag_loop_block.
45489e99 1840 * opts.c (decode_options): Enable flag_loop_block at -O2.
24c79709
SP		 1841 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
1842 flag_loop_block.
1843
1844 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
1845 -floop-block.
1846 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1847 Add -floop-block.
1848
a0517b76
SP		 18492009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1850
1851 * graphite-poly.h (lst_find_pbb): New.
1852 (find_lst_loop): New.
1853
9d077835
SP		 18542009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1855
1856 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
1857 * graphite-poly.h (struct scop): Remove dep_graph field.
1858 (SCOP_DEP_GRAPH): Removed.
1859
75b63a91
SP		 18602009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1861
1862 * graphite-poly.h (copy_lst): Do full copy of LST.
1863
7cc4ff8d
SP		 18642009-10-07 Sebastian Pop <sebastian.pop@amd.com>
1865
1866 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
1867 when the loop stride is zero.
1868
1869 * gcc.dg/graphite/id-16.c: New.
1870
60d2a8c3
SP		 18712009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1872
1873 * graphite-dependences.c (reduction_dr_1): New.
1874 (reduction_dr_p): New.
1875 (graphite_legal_transform_dr): Call reduction_dr_p.
1876 (reduction_ddr): Renamed reduction_ddr_p.
1877 * graphite-poly.h (same_pdr_p): New.
1878 (number_of_write_pdrs): New.
1879 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
1880 (split_reduction_stmt): Do not split reduction statements
1881 when there are no writes to memory.
1882 (translate_scalar_reduction_to_array_for_stmt): Insert the
1883 memory reduction statement just after the scalar reduction statement.
1884
1885 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
1886 Un-XFAIL-ed.
1887 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
1888 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
1889
95baeff8
SP		 18902009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1891
1892 * graphite-interchange.c (lst_apply_interchange): New.
1893 (lst_interchange_profitable_p): New.
1894 (lst_try_interchange_loops): New.
1895 (lst_try_interchange): New.
1896 (lst_do_interchange): New.
1897 (pbb_do_interchange): Removed.
1898 (scop_do_interchange): Call lst_do_interchange.
1899
a36d12e2
SP		 19002009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1901
1902 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
1903 SCOP_TRANSFORMED_SCHEDULE.
1904 (loop_to_lst): New.
1905 (scop_to_lst): New.
1906 (print_lst): New.
1907 (debug_lst): New.
1908 * graphite-poly.h (lst_p): New.
1909 (struct lst): New.
1910 (LST_LOOP_P): New.
1911 (LST_LOOP_FATHER): New.
1912 (LST_PBB): New.
1913 (LST_SEQ): New.
1914 (scop_to_lst): Declared.
1915 (print_lst): Declared.
1916 (debug_lst): Declared.
1917 (new_lst_loop): New.
1918 (new_lst_stmt): New.
1919 (copy_lst): New.
1920 (lst_depth): New.
1921 (lst_dewey_number): New.
1922 (struct scop): Add original_schedule and transformed_schedule fields.
1923 (SCOP_ORIGINAL_SCHEDULE): New.
1924 (SCOP_TRANSFORMED_SCHEDULE): New.
1925 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
1926
a0dd1440
SP		 19272009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1928
1929 * graphite-dependences.c (reduction_ddr): New.
1930 (graphite_legal_transform_bb): Call reduction_ddr.
1931 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
1932 Initialize PBB_IS_REDUCTION.
1933 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
1934 (PBB_IS_REDUCTION): New.
1935 (new_poly_bb): Update declaration.
1936 * graphite-scop-detection.h (build_scop_bbs): Removed.
1937 (nb_reductions_in_loop): Removed.
1938 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
1939 parameter for reductions.
1940 (try_generate_gimple_bb): Update call to new_poly_bb.
1941 (build_scop_bbs_1): Same.
1942 (build_scop_bbs): Same.
1943 (gsi_for_phi_node): New.
1944 (scalar_close_phi_node_p): Remove gcc_assert.
1945 (split_reduction_stmt): New.
1946 (is_reduction_operation_p): New.
1947 (phi_contains_arg): New.
1948 (follow_ssa_with_commutative_ops): New.
1949 (detect_commutative_reduction_arg): New.
1950 (detect_commutative_reduction_assign): New.
1951 (follow_inital_value_to_phi): New.
1952 (edge_initial_value_for_loop_phi): New.
1953 (initial_value_for_loop_phi): New.
1954 (detect_commutative_reduction): New.
1955 (translate_scalar_reduction_to_array_for_stmt): New.
1956 (insert_copyout): New.
1957 (insert_copyin): New.
1958 (translate_scalar_reduction_to_array): New.
1959 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
1960 (rewrite_commutative_reductions_out_of_ssa_loop): New.
1961 (rewrite_commutative_reductions_out_of_ssa): New.
1962 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
1963 * sese.h (split_region_for_bb): New.
1964
1965 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
1966 * gcc.dg/graphite/interchange-1.c: Fix format.
1967 * gcc.dg/graphite/interchange-10.c: New.
1968
db7e9485
SP		 19692009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1970
1971 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
1972 buggy assert.
1973
5dcc64d9
SP		 19742009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1975
1976 * graphite-sese-to-poly.c (scev_analyzable_p): New.
1977 (rewrite_cross_bb_scalar_dependence): New.
1978 (rewrite_cross_bb_scalar_deps): New.
1979 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
1980 Call rewrite_cross_bb_scalar_deps.
1981
947121b8
SP		 19822009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1983
1984 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
1985 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
1986 gsi_for_stmt.
1987
d48e288d
SP		 19882009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1989
1990 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
1991 * graphite-interchange.c (pbb_do_interchange): Same.
1992 * graphite-poly.c (print_scattering_function): Same.
1993 (debug_pdrs): Same.
1994 * graphite-poly.h (pbb_loop): New.
1995 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
1996
d17286f6
SP		 19972009-09-27 Sebastian Pop <sebastian.pop@amd.com>
1998
1999 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
2000
ee03cd20
SP		 20012009-09-27 Sebastian Pop <sebastian.pop@amd.com>
2002
2003 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
2004 so don't pass a pointer to it.
2005 (build_alias_set_for_drs): Same.
2006 (build_base_obj_set_for_drs): Same.
2007 (build_scop_drs): Same.
2008
888beba1
LF		 20092009-09-26 Li Feng <nemokingdom@gmail.com>
2010
2011 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
2012 the alias graph of data references.
2013
cd43e5d7
LF		 20142009-09-25 Li Feng <nemokingdom@gmail.com>
2015
2016 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
2017 (build_scop_drs): When debugging, write the alias graph to file,
2018 otherwise, should be disabled.
2019
45489e99
SP		 20202009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2021
2022 * Merge from mainline (151310:151361).
2023
20242009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2025
2026 * Merge from mainline (151171:151310).
2027
20282009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2029
2030 * Merge from mainline (151171:151806).
2031
20322009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2033
2034 * Revert the last commit.
2035
20362009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2037
2038 * Merge from mainline (151171:151819).
2039
aeda6535
SP		 20402009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2041
2042 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
2043 (is_simple_operand): Remove call to stmt_simple_memref_p.
2044 (stmt_simple_for_scop_p): Update call to is_simple_operand.
2045
8b6b8570
DE		 20462009-09-17 David Edelsohn <edelsohn@gnu.org>
2047
45489e99
SP		 2048 * gcc.dg/graphite/interchange-mvt.c: New File.
2049 * gcc.dg/graphite/scop-dsyrk.c: New File.
2050 * gcc.dg/graphite/scop-dsyr2k.c: New File.
2051 * gcc.dg/graphite/scop-mvt.c: New File.
2052 * gcc.dg/graphite/scop-sor.c: New File.
8b6b8570 2053
1825f9a2
LF		 20542009-09-17 Li Feng <nemokingdom@gmail.com>
2055
1825f9a2
LF		 2056 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
2057 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
2058 (graphite_carried_dependence_level_k): Ditto.
2059 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
2060 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
2061 (new_poly_dr): Adjust declaration.
2062 * graphite-sese-to-poly.c (free_data_refs_aux): New.
2063 (free_gimple_bb): Added free_data_refs_aux.
2064 (build_poly_dr): Add dr_base_object_set.
2065 (partition_drs_to_sets): New.
2066 (dr_same_base_object_p): New.
2067 (build_alias_set_for_drs): New.
2068 (build_base_object_set_for_drs): New.
2069 (build_scop_drs): Add build_base_obj_set_for_drs.
2070 * graphite-sese-to-poly.h: Added #define for alias set number index and
2071 base object set index.
2072 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
2073 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
2074
ac90803f
SP		 20752009-09-16 Alexander Monakov <amonakov@ispras.ru>
2076
2077 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2078 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2079
54fc808a
SP		 20802009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2081
2082 * graphite-sese-to-poly.c (struct irp_data): Removed.
2083 (idx_record_params): Removed.
2084 (find_params_in_bb): Scan for parameters the access functions; don't
2085 parse the tree representation.
2086
e88e021f
SP		 20872009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2088
2089 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
2090 passes at -O1 and below.
2091
3690f8d7
SP		 20922009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2093
2094 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
2095 tree-scalar-evolution.h, and then tree-data-ref.h.
2096 * graphite-clast-to-gimple.c: Same.
2097 * graphite-dependences.c: Same.
2098 * graphite-interchange.c: Same.
2099 * graphite-poly.c: Same.
2100 * graphite-scop-detection.c: Same.
2101 * graphite-sese-to-poly.c: Same.
2102 * graphite.c: Same.
2103 * lambda-code.c: Same.
2104 * matrix-reorg.c: Same.
2105 * tree-data-ref.c: Same.
2106 * tree-if-conv.c: Same.
2107 * tree-loop-distribu: Same.: Same.
2108 * tree-loop-linear.c: Same.
2109 * tree-parloops.c: Same.
2110 * tree-predcom.c: Same.
2111 * tree-vect-patterns.c: Same.
2112
2495a183
SP		 21132009-09-02 Sebastian Pop <sebastian.pop@amd.com>
2114
2115 Partially revert the previous patch, except the following.
2116 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
2117 as parameters the operands of the not expression.
2118
20179b0d
SP		 21192009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2120
2121 * tree-scalar-evolution.c (instantiate_scev_assign): New.
2122 Do not call analyze_scalar_evolution on assignments.
2123 (instantiate_scev_phi): Call analyze_scalar_evolution.
2124 (instantiate_scev_name): Call instantiate_scev_assign and
2125 instantiate_scev_phi.
2126 (instantiate_scev_not): Adapted to pass as parameters the operands
2127 of the not expression.
2128
ffa34f4b
SP		 21292009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2130
2131 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
2132 to pass as parameters the operands of the binary expression.
2133
4b9d48a1
SP		 21342009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2135
2136 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
2137 instantiate_scev_not. Handle NEGATE_EXPR.
2138 (instantiate_scev_r): Handle NEGATE_EXPR.
2139
9e5dc77f
SP		 21402009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2141
2142 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
2143 instantiate_scev_r.
2144 (instantiate_scev_r): Move code in instantiate_scev_2
2145 and instantiate_scev_1.
2146
d814176c
SP		 21472009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2148
2149 * tree-scalar-evolution.c (instantiate_scev_3): New.
2150 (instantiate_scev_1): Move code in instantiate_scev_3.
2151
ec6636eb
SP		 21522009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2153
2154 * tree-scalar-evolution.c (instantiate_scev_poly): New.
2155 (instantiate_scev_1): Move code in instantiate_scev_poly.
2156
7ec0665d
SP		 21572009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2158
2159 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
2160 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
2161
9c382ce9
SP		 21622009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2163
2164 * tree-scalar-evolution.c (instantiate_scev_convert): New.
2165 (instantiate_scev_1): Move code in instantiate_scev_convert.
2166
15fda317
SP		 21672009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2168
2169 * tree-scalar-evolution.c (instantiate_scev_binary): New.
2170 (instantiate_scev_1): Move code in instantiate_scev_binary.
2171
320f5a78
SP		 21722009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2173
2174 * tree-scalar-evolution.c (instantiate_scev_name): New.
2175 (instantiate_scev_1): Move code in instantiate_scev_name.
2176
21772009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2178
2179 * Merge from mainline (150992:151171).
2180
45489e99
SP		 21812009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2182
2183 * opts.c (decode_options): Enable flag_loop_interchange at -O2.
2184
211694b6
SP		 21852009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2186
2187 * graphite-dependences.c (graphite_legal_transform_bb): Call
2188 pbb_remove_duplicate_pdrs.
2189 * graphite-poly.c (can_collapse_pdr): Removed.
2190 (pdr_find_duplicate): Removed.
2191 (can_collapse_pdrs): New.
2192 (pbb_remove_duplicate_pdrs): New.
2193 (new_poly_dr): Do not look for duplicates.
2194 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
2195 (PBB_PDR_DUPLICATES_REMOVED): New.
2196 (pbb_remove_duplicate_pdrs): Declared.
2197
7bd2a8a7
SP		 21982009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2199
2200 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
2201 the strides by multiplying by PDR_NB_REFS.
2202 * graphite-poly.c (can_collapse_pdr): New.
2203 (pdr_find_duplicate): New.
2204 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
2205 Initialize PDR_NB_REFS.
2206 * graphite-poly.h (struct poly_dr): Add field nb_refs.
2207 (PDR_NB_REFS): New.
2208 (new_poly_dr): Number of subscripts is a graphite_dim_t.
2209
22102009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2211
2212 Revert one of the previous commits:
2213 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
2214 the computation of symmetric data dependence relations.
2215 (dependency_between_pbbs_p): Same.
2216
93b2db87
SP		 22172009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2218
2219 PR middle-end/40965
2220 * graphite-poly.c (apply_poly_transforms): Remove legality test before
2221 any transform.
2222
d8eeb078
SP		 22232009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2224
2225 * graphite-dependences.c (pddr_original_scattering): Return NULL
2226 for read-read dependence relations.
2227 * graphite-poly.h (enum poly_dr_type): Fix comment.
2228 (pdr_read_p): New.
2229 (pdr_write_p): New.
2230 (pdr_may_write_p): New.
2231
e6dec0fb
SP		 22322009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2233
2234 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
2235 (struct poly_dr): Same.
2236 (new_poly_dr): Same.
2237 * graphite-poly.c (new_poly_dr): Same.
2238
baf4b881
KT		 22392009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2240 Sebastian Pop <sebastian.pop@amd.com>
2241
2242 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
2243 pbb_strip_mine_time_depth. Changed the implementation so that
2244 transformation is expressed as a transformation on
2245 time (scatttering) dimensions. Also, ensures that the 2d+1
2246 scheduling format is preserved.
2247 (pbb_strip_mine_profitable_p): Profitability is based on the
2248 iteration number of a given time (scattering) dimension,
2249 and not on a original loop depth dimension.
2250 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
2251 (pbb_do_strip_mine): Call psct_dynamic_dim.
2252 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
2253 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
2254 (pbb_nb_dynamic_scattering_transform): New.
2255 (psct_dynamic_dim): New.
2256
059a5f9f
KT		 22572009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2258
2259 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2260 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2261 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
2262 * graphite-interchange.c (build_linearized_memory_access): Same.
2263 (memory_stride_in_loop): Same.
2264
afae0207
SP		 22652009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2266
2267 * graphite-dependences.c (pddr_original_scattering): New.
2268 (graphite_legal_transform_dr): Call pddr_original_scattering.
2269 (dot_deps_1): New.
2270 (dot_deps): New.
2271 * graphite-dependences.h (dot_deps): Declared.
2272 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
2273 (print_pdr): Print PDR_ID.
2274 * graphite-poly.h (struct poly_dr): Add field id.
2275 (PDR_ID): New.
2276 (pbb_index): New.
2277 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
2278
f8e0bb8b
SP		 22792009-08-22 Sebastian Pop <sebastian.pop@amd.com>
2280
2281 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
2282 not delete the original dependence relation.
2283
22842009-08-21 Sebastian Pop <sebastian.pop@amd.com>
2285
2286 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
2287 the computation of symmetric data dependence relations.
2288 (dependency_between_pbbs_p): Same.
2289
e37f165f
SP		 22902009-08-21 Sebastian Pop <sebastian.pop@amd.com>
2291
2292 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
2293 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
2294 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
2295 (free_poly_ddr): New.
2296 (pddr_is_empty): New.
2297 (dependence_polyhedron_1): Now returns a poly_ddr_p.
2298 (dependence_polyhedron): Same. Remove useless gcc_assert.
2299 Remove fprintfs.
2300 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
2301 (graphite_carried_dependence_level_k): Call pddr_is_empty.
2302 * graphite-dependences.h (enum poly_dependence_kind): New.
2303 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
2304 (PDRP_SOURCE): Renamed PDDR_SOURCE.
2305 (PDRP_SINK): Renamed PDDR_SINK.
2306 (PDRP_DDP): Renamed PDDR_DDP.
2307 (PDDR_KIND): New.
2308 (free_poly_ddr): Declared.
2309 * graphite-poly.c (new_scop): Use the new hash function names.
2310 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
2311 into original_pddrs.
2312 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
2313
23142009-08-21 Sebastian Pop <sebastian.pop@amd.com>
2315
2316 * Merge from mainline (150764:150992).
2317
45e76e9f
SP		 23182009-08-18 Sebastian Pop <sebastian.pop@amd.com>
2319
2320 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
2321 bounds with LT_EXPR to make niter analysis more precise on code
2322 generated by Graphite.
2323
66b466c3
SP		 23242009-08-18 Sebastian Pop <sebastian.pop@amd.com>
2325
2326 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
2327 (graphite_legal_transform_bb): Same.
2328 (poly_drs_may_alias_p): Same.
2329
f263917c
SP		 23302009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2331
2332 PR middle-end/40981
2333 * graphite-ppl.c (ppl_max_for_le): Correct the use of
2334 ppl_Pointset_Powerset_C_Polyhedron_maximize.
2335
23362009-08-13 Sebastian Pop <sebastian.pop@amd.com>
2337
2338 * graphite-poly.c (print_pbb): Print PBB index.
2339
23402009-08-13 Sebastian Pop <sebastian.pop@amd.com>
2341
2342 * Merge from mainline (r150672:150764).
2343
23442009-08-13 Sebastian Pop <sebastian.pop@amd.com>
2345
2346 * graphite-interchange.c (ppl_max_for_le): Moved...
2347 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
2348 * graphite-ppl.c (ppl_max_for_le): ... here.
2349 * graphite-ppl.h (ppl_max_for_le): Declared.
2350
23512009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2352
2353 * Merge from mainline (r150372:150672).
2354
30de1632
SP		 23552009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2356
2357 PR middle-end/40980
2358 * sese.c (convert_for_phi_arg): New.
2359 (add_guard_exit_phis): Use convert_for_phi_arg.
2360
45489e99 2361 * gfortran.dg/graphite/id-17.f: New.
30de1632 2362
8c31ebfa
SP		 23632009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2364
2365 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
2366 unknown subscript upper bounds.
2367
45489e99 2368 * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
8c31ebfa 2369
fb9fb290
SP		 23702009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2371 Pranav Garg <pranav.garg2107@gmail.com>
2372
2373 * graphite-interchange.c (gather_access_strides): Removed.
2374 (ppl_max_for_le): New.
2375 (build_linearized_memory_access): New.
2376 (memory_stride_in_loop): New.
2377 (pbb_interchange_profitable_p): Reimplemented.
2378 * graphite-ppl.h (ppl_new_id_map): New.
2379 (ppl_interchange): New.
2380
45489e99 2381 * gcc.dg/graphite/interchange-6.c: XFAILed.
fb9fb290 2382
312aea7f
SP		 23832009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2384
2385 * graphite-interchange.c (compute_subscript): Removed.
2386 (compute_array_size_cstr): Removed.
2387 (compute_array_size_poly): Removed.
2388 (compute_array_size): Removed.
2389 (gather_access_strides_poly): Removed.
2390 (gather_access_strides): Empty.
2391
25d7cc15
SP		 23922009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2393
2394 * graphite-dependences.c (dependence_polyhedron_1): Replace
2395 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
2396 (graphite_legal_transform_dr): Same.
2397 (graphite_carried_dependence_level_k): Same.
2398 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
2399 Initialize PDR_NB_SUBSCRIPTS.
2400 (print_pdr_access_layout): Replace pdr_nb_subscripts with
2401 PDR_NB_SUBSCRIPTS.
2402 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
2403 (PDR_NB_SUBSCRIPTS): New.
2404 (pdr_nb_subscripts): Removed.
2405 (pdr_dim): Simplified.
2406 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
2407 with PDR_NB_SUBSCRIPTS.
2408
66096911
SP		 24092009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2410
2411 * graphite-interchange.c (compute_array_size): Remove use of
2412 PDR_DATA_CONTAINER.
2413 * graphite-poly.c (new_poly_dr): Remove argument data_container.
2414 Do not initialize PDR_DATA_CONTAINER.
2415 (print_pdr): Do not print PDR_DATA_CONTAINER.
2416 * graphite-poly.h (struct poly_dr): Remove data_container field.
2417 (PDR_DATA_CONTAINER): Removed.
2418 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
2419 PDR_DATA_CONTAINER.
2420 (build_poly_dr): Same.
2421
273c5dd3
SP		 24222009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2423
45489e99 2424 * gcc.dg/graphite/interchange-9.c: New.
273c5dd3 2425
7491e5f0
KT		 24262009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2427 Sebastian Pop <sebastian.pop@amd.com>
2428
2429 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
2430 copy of the dependence polyhedron. Free the temporary objects.
2431 (graphite_carried_dependence_level_k): Free unused objects before
2432 returning.
2433
45489e99
SP		 2434 * gcc.dg/graphite/interchange-1.c: XFAILed.
2435 * gcc.dg/graphite/interchange-2.c: XFAILed.
2436 * gcc.dg/graphite/interchange-3.c: XFAILed.
2437 * gcc.dg/graphite/interchange-4.c: XFAILed.
2438 * gcc.dg/graphite/interchange-7.c: XFAILed.
7491e5f0 2439
f4648ed1
SP		 24402009-08-05 Sebastian Pop <sebastian.pop@amd.com>
2441
2442 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
2443 Early return without analyzing the data dependences if no
2444 transform has been done. Call restore_scattering if the transform
2445 is not legal.
2446 (graphite-interchange.c): Same.
2447 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
2448 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
2449 (apply_poly_transforms): Do not gcc_assert that
2450 the transform is legal.
2451 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
2452 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
2453 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
2454 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
2455 * graphite-poly.h (struct poly_scattering): New.
2456 (struct poly_bb): Add original, transformed, and saved fields.
2457 Remove transformed_scattering, original_scattering, nb_local_variables,
2458 and nb_scattering_transform fields.
2459 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
2460 (poly_scattering_new): New.
2461 (poly_scattering_free): New.
2462 (poly_scattering_copy): New.
2463 (store_scattering_pbb): New.
2464 (store_scattering): New.
2465 (restore_scattering_pbb): New.
2466 (restore_scattering): New.
2467 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2468 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
273c5dd3 2469
e31a5bd4
SP		 24702009-08-05 Sebastian Pop <sebastian.pop@amd.com>
2471
2472 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
2473 (print_scop): Same.
2474
8e88f9fd
SP		 24752009-08-05 Sebastian Pop <sebastian.pop@amd.com>
2476
2477 * Makefile.in (graphite.o): Depends on PREDICT_H.
2478 * graphite.c: Include predict.h.
2479 (graphite_finalize): Call tree_estimate_probability.
2480 * predict.c (predict_loops): Do not call scev_initialize and
2481 scev_finalize.
2482 (tree_estimate_probability_bb): New.
2483 (tree_estimate_probability): Do not initialize loops: move that
2484 code to the driver. Call tree_estimate_probability_bb.
2485 (tree_estimate_probability_driver): New.
2486 (pass_profile): Use tree_estimate_probability_driver.
2487 * predict.h (tree_estimate_probability): Declared.
2488
87d4d0ee
SP		 24892009-08-05 Sebastian Pop <sebastian.pop@amd.com>
2490
2491 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
2492 * graphite-dependences.c (graphite_legal_transform): Add time to
2493 TV_GRAPHITE_DATA_DEPS.
2494 (dependency_between_pbbs_p): Same.
2495 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
2496
24972009-08-03 Sebastian Pop <sebastian.pop@amd.com>
2498
2499 * Merge from mainline (r149952:150372).
2500
2abae5f1
SP		 25012009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2502
2503 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
2504 * graphite-blocking.c: Same.
2505 * graphite-clast-to-gimple.c: Same.
2506 * graphite-dependences.c: Same.
2507 * graphite-poly.c: Same.
2508 * graphite-poly.h: Same.
2509 * graphite-ppl.c: Same.
2510 * graphite-scop-detection.c: Same.
2511 * graphite-sese-to-poly.c: Same.
2512 * graphite.c: Same.
2513
25142009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2515
2516 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
2517 (remove_simple_copy_phi): New.
2518 (remove_invariant_phi): New.
2519 (simple_copy_phi_p): New.
2520 (reduction_phi_p): New.
2521 (gsi_for_ssa_name_def): New.
2522 (insert_out_of_ssa_copy): New.
2523 (insert_out_of_ssa_copy_on_edge): New.
2524 (create_zero_dim_array): New.
2525 (scalar_close_phi_node_p): New.
2526 (rewrite_close_phi_out_of_ssa): New.
2527 (rewrite_phi_out_of_ssa): New.
2528 (rewrite_reductions_out_of_ssa): New.
2529 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
2530
45489e99
SP		 2531 * gcc.dg/graphite/id-11.c: New.
2532 * gcc.dg/graphite/id-15.c: New.
2533 * gcc.dg/graphite/interchange-1.c: Un-XFAIL.
2534 * gcc.dg/graphite/interchange-2.c: Un-XFAIL.
2535 * gcc.dg/graphite/interchange-3.c: Un-XFAIL.
2536 * gcc.dg/graphite/interchange-4.c: Un-XFAIL.
2537 * gcc.dg/graphite/interchange-7.c: Un-XFAIL.
2538 * gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
2539 * gfortran.dg/graphite/id-13.f: New.
2540 * gfortran.dg/graphite/id-5.f: New.
2abae5f1
SP		 2541
25422009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2543
2544 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
2545 check that nb_reductions_in_loop is zero.
2546 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
2547 reduction phi nodes.
2548 (nb_reductions_in_loop): Removed.
2549 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
2550 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
2551 (bb_contains_non_iv_scalar_phi_nodes): Removed.
2552 (scop_contains_non_iv_scalar_phi_nodes): Removed.
2553 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
2554
25552009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2556
2557 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
2558 statements that have an empty iteration domain.
45489e99 2559 * gfortran.dg/graphite/id-16.f: New.
2abae5f1
SP		 2560
25612009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2562
2563 * tree-scalar-evolution.c (instantiate_scev_1): Return
2564 chrec_dont_know when the result is not above instantiate_below.
2565 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
2566 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
2567 the tree has a known scalar evolution.
45489e99
SP		 2568 * gfortran.dg/graphite/id-14.f: New.
2569 * gfortran.dg/graphite/id-15.f: New.
2abae5f1
SP		 2570
25712009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2572
2573 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
2574 insert_gsi.
2575 (rename_variables): Keep inserting renames after the ones already
2576 inserted.
2577
25782009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2579
2580 * graphite-sese-to-poly.c (compare_bb_depths): New.
2581 (graphite_sort_dominated_info): New.
2582 (build_scop_bbs_1): Call graphite_sort_dominated_info.
2583 (build_scop_scattering): Fix comment.
2584
25852009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2586
2587 * graphite.c (graphite_finalize): Call print_loops instead of
2588 dump_function_to_file.
45489e99
SP		 2589 * gcc.dg/graphite/graphite.exp: Fix formatting.
2590 * gcc.dg/graphite/pr35356-1.c: New. Look for the number of
2abae5f1 2591 loops generated in the graphite output file.
45489e99
SP		 2592 * gcc.dg/graphite/pr35356-2.c: New.
2593 * gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
2594 * gfortran.dg/graphite/id-12.f: New.
2abae5f1
SP		 2595
25962009-07-24 Li Feng <nemokingdom@gmail.com>
2597
45489e99 2598 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
2abae5f1
SP		 2599 Remove 2 XFAIL.
2600
26012009-07-24 Li Feng <nemokingdom@gmail.com>
2602 Tobias Grosser <grosser@fim.uni-passau.de>
2603
2604 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
2605 alias set number build alias in ACCESSES polyhedron.
2606 (build_alias_set_for_drs): New.
2607 (build_pbb_drs): Added build_alias_set_for_drs.
2608 * graphite-dependences.c (poly_drs_may_alias_p): New.
2609 (graphite_carried_dependence_level_k): Check alias information
2610 before building polyhedron.
2611
26122009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2613
2614 * Makefile.in (lambda-code.o): Fix formatting.
2615
26162009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2617
2618 * Merge from mainline (r149350-149952)
2619
26202009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
2621
2622 * graphite-poly.c (apply_poly_transforms): Move strip_mine
2623 before interchange to prepare for loop blocking.
2624
26252009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
2626
2627 * graphite-poly.c (apply_poly_transforms): Add checks after every
2628 transformation.
2629 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
2630 done in apply_poly_transforms.
2631
26322009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2633
2634 * graphite-dependences.c (build_lexicographically_gt_constraint):
2635 Replace RES parameter with *RES.
2636 (dependence_polyhedron_1): Pass an address of the parameter RES
2637 instead of value of RES.
2638
26392009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2640
2641 * graphite.c (graphite_finalize): Fix comment.
2642 (graphite_transform_loops): Reset scev info after code generation
2643 of each scop.
2644
26452009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2646
2647 * graphite.c (graphite_finalize): Call scev_reset.
2648
26492009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2650
2651 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
2652 GBB_CLOOG_IV_TYPES hash table twice.
2653 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
2654 (add_condition_to_domain): Clear GMP values.
2655
26562009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2657
2658 * graphite-dependences.c: Fix formatting.
2659 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
2660 (pbb_number_of_iterations): Free ppl_Linear_Expression.
2661 * graphite-sese-to-poly.c: Fix formatting.
2662 * graphite.c (graphite_transform_loops): Create the hash table
2663 after the early return.
2664
26652009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2666
45489e99
SP		 2667 * gcc.dg/graphite/id-14.c: New.
2668 * gcc.dg/graphite/pr40157.c: New.
2669 * gfortran.dg/graphite/id-11.f: New.
2abae5f1
SP		 2670
26712009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2672
2673 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
2674 (build_poly_scop): Return false when there are no pbbs within
2675 loops to avoid to pass to cloog scops with no loops.
2676
26772009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2678
2679 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
2680 useless test "i % 2".
2681 (build_pbb_scattering_polyhedrons): Fix formatting.
2682 (build_poly_dr): Same.
2683 * graphite.c (graphite_transform_loops): Restructure.
2684
26852009-07-14 Razya Ladelsky <razya@il.ibm.com>
2686
2687 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
2688 reduction_list parameter.
2689 (rewrite_all_phi_nodes_with_iv): Same.
2690 (canonicalize_loop_ivs): Same.
2691 * tree-parloops.c (struct brli): Removed.
2692 (build_reduction_list_info): Removed.
2693 (build_new_reduction): New.
2694 (analyze_reduction_list): Removed.
2695 (gather_scalar_reductions): Find reductions instead of phi
2696 nodes that can't be canonicalized.
2697 (try_create_reduction_list): Remove reduction_list parameter.
2698 (gen_parallel_loop): Same.
2699 (parallelize_loops): Remove analyze_reductions variable,
2700 initialization and free.
2701 Change reduction_list htab initialization to reduction_info
2702 elements instead of ssa names.
2703 Call try_create_reduction_list and gen_parallel_loop without
2704 analyzed_reduction argument.
2705 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
2706 canonicalize_loop_ivs with one less argument.
2707 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2708
27092009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2710
2711 * graphite-dependences.c (new_poly_dr_pair): New.
2712 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
2713 (new_poly_dr_pair): New.
2714 (eq_poly_dr_pair_p): New.
2715 (hash_poly_dr_pair_p): New.
2716 * graphite-dependences.h (struct poly_dr_pair): New.
2717 (eq_poly_dr_pair_p): Declared.
2718 (hash_poly_dr_pair_p): Declared.
2719 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
2720 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
2721 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
2722 * Makefile.in (graphite-poly.o): Add dependence on
2723 graphite-dependences.h.
2724
27252009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2726
2727 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
2728 polynomials of degree > 1 pass to Graphite.
2729 * tree-chrec.c (scev_is_linear_expression): Call
2730 evolution_function_is_affine_multivariate_p.
45489e99 2731 * gfortran.dg/graphite/id-10.f90: New.
2abae5f1
SP		 2732
27332009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2734
2735 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
2736 Instantiate scevs varying in outer loops.
45489e99 2737 * gfortran.dg/graphite/id-9.f: Correct testcase.
2abae5f1
SP		 2738
27392009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2740
2741 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
2742 redundant constraint.
2743
27442009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2745
45489e99
SP		 2746 * gcc.dg/graphite/graphite.exp: Fix comments.
2747 * gfortran.dg/graphite/graphite.exp: Trigger actions
2abae5f1 2748 based on the file names as in the C testsuite.
45489e99
SP		 2749 * gfortran.dg/graphite/block-1.f90: Fix patterns.
2750 * gfortran.dg/graphite/block-2.f: Same.
2751 * gfortran.dg/graphite/block-3.f90: Same.
2752 * gfortran.dg/graphite/block-4.f90: Same.
2753 * gfortran.dg/graphite/id-1.f90: Same.
2754 * gfortran.dg/graphite/id-2.f90: Same.
2755 * gfortran.dg/graphite/id-3.f90: Same.
2756 * gfortran.dg/graphite/id-4.f90: Same.
2757 * gfortran.dg/graphite/id-6.f: Same.
2758 * gfortran.dg/graphite/id-9.f: Same.
2759 * gfortran.dg/graphite/interchange-1.f: Same.
2760 * gfortran.dg/graphite/interchange-2.f: Same.
2761 * gfortran.dg/graphite/scop-1.f: Same.
2abae5f1
SP		 2762
27632009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2764
2765 * sese.c (expand_scalar_variables_call): New.
2766 (expand_scalar_variables_ssa_name): Handle calls in expander.
2767
27682009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2769
45489e99 2770 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
2abae5f1 2771 Expect to see the pattern twice.
45489e99
SP		 2772 * gcc.dg/graphite/interchange-0.c: Un-XFAIL.
2773 * gcc.dg/graphite/interchange-5.c: Same.
2774 * gcc.dg/graphite/interchange-6.c: Same.
2abae5f1
SP		 2775
27762009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2777
45489e99
SP		 2778 * gcc.dg/graphite/id-10.c: New.
2779 * gcc.dg/graphite/id-12.c: New.
2780 * gfortran.dg/graphite/id-7.f: New.
2781 * gfortran.dg/graphite/id-8.f: New.
2abae5f1
SP		 2782
27832009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2784
2785 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
2786 zero.
2787
27882009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2789
2790 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
2791
27922009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2793
2794 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
2795
27962009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2797
2798 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
2799 building PDR subscripts.
2800
28012009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2802
2803 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
2804 computation of array sizes.
2805
28062009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2807
2808 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
2809
28102009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
2811
2812 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
2813 build_pairwise_constraint, dr_equality_constraints,
2814 build_pairwise_scheduling_equality,
2815 build_pairwise_scheduling_inequality, lexicographically_gt_p,
2816 build_lexicographically_gt_constraint, dependence_polyhedron,
2817 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
2818 Move from NNC_Polyhedron to C_Polyhedron.
2819 * graphite-interchange.c (compute_array_size_poly,
2820 gather_access_strides): Dito.
2821 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
2822 free_scop, pbb_number_of_iterations): Dito.
2823 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
2824 pbb_dim_iter_domain, struct scop): Dito.
2825 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
2826 new_Cloog_Domain_from_ppl_Polyhedron,
2827 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
2828 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
2829 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
2830 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
2831 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
2832 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
2833 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
2834 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
2835 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
2836 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
2837 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
2838 build_scop_iteration_domain, build_poly_dr): Dito
2839
28402009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2841
45489e99 2842 * gcc.dg/graphite/graphite.exp: Added a rule to execute
2abae5f1 2843 run-id-*.c files.
45489e99 2844 * gcc.dg/graphite/run-id-1.c: New.
2abae5f1
SP		 2845
28462009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2847
2848 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
2849 positivity constraint on the symbolic number of iterations.
2850
28512009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2852
2853 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
2854
28552009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2856 Tobias Grosser <grosser@fim.uni-passau.de>
2857
2858 * graphite-clast-to-gimple.c (build_scop_context): Removed.
2859 (build_cloog_prog): Directly use SCOP_CONTEXT.
2860 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
2861 (free_scop): Free SCOP_CONTEXT.
2862 (print_scop_context): New.
2863 (print_scop): Call print_scop_context.
2864 (debug_scop_context): New.
2865 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
2866 (struct scop): Added field context.
2867 (SCOP_CONTEXT): New.
2868 * graphite-sese-to-poly.c (add_param_constraints): New.
2869 (build_scop_context): New.
2870 (build_poly_scop): Call build_scop_context.
2871
28722009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2873
2874 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
2875 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
2876 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
2877 * graphite-ppl.h: Include double-int.h and tree.h.
2878 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
2879 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
2880 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
2881 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
2882
28832009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2884
2885 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
2886 POINTER_PLUS_EXPR for pointer types.
2887 (clast_to_gcc_expression): Same.
2888
28892009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2890
2891 * graphite-poly.c (print_scattering_function): Early return when
2892 PBB_TRANSFORMED_SCATTERING is not initialized.
2893 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
2894
28952009-07-08 Sebastian Pop <sebastian.pop@amd.com>
2896
2897 * tree-parloops.c (analyze_reduction_list): Remove unused variable
2898 to fix bootstrap.
2899
29002009-07-08 Razya Ladelsky <razya@il.ibm.com>
2901
2902 * tree-parloops.c (analyze_reduction_list): Change return
2903 value to void.
2904 (try_create_reduction_list): Move the call to
2905 analyze_reduction_list to the beginining.
2906 Call reduction_phi with analyzed_reductions as argument
2907 instead of reduction_list.
2908
29092009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
2910
2911 * Merge from mainline (r148296:149346)
2912
29132009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2914
2915 * graphite-scop-detection.c (graphite_can_represent_init): New.
2916 (graphite_can_represent_scev): Call graphite_can_represent_init:
2917 check that the initial value does not contain multiplications of
2918 parameters.
2919 (stmt_has_simple_data_refs_p): New.
2920 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
2921 (is_simple_operand): Fix formatting.
2922 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
2923
29242009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2925
45489e99 2926 * gcc.dg/graphite/id-13.c: New.
2abae5f1
SP		 2927 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
2928 analyze_scalar_evolution, use scalar_evolution_in_region.
2929 (scan_tree_for_params_right_scev): Add extra assert.
2930 (parameter_index_in_region_1): Split from parameter_index_in_region.
2931 (idx_record_params): Use scalar_evolution_in_region.
2932 (find_params_in_bb): Same.
2933 (find_scop_parameters): Same.
2934 (build_loop_iteration_domains): Same.
2935 (create_linear_expr_from_tree): Same.
2936 * sese.c (scalar_evolution_in_region): New.
2937 * sese.h (scalar_evolution_in_region): Declared.
2938 (defined_in_sese_p): New.
2939 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2940 static anymore.
2941 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2942 Declared.
2943
29442009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2945
2946 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
2947 TREE_DATA_REF_H also implies SCEV_H.
2948
29492009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2950
2951 * graphite-poly.c (print_scop_params): New.
2952 (print_scop): Call print_scop_params.
2953 (debug_scop_params): New.
2954 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
2955
29562009-07-07 Li Feng <nemokingdom@gmail.com>
2957
45489e99
SP		 2958 * gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
2959 * gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
2960 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
2961 * gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
2962 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
2963 * gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
2abae5f1
SP		 2964
29652009-07-07 Li Feng <nemokingdom@gmail.com>
2966
2967 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
2968 for dependency checking part.
45489e99 2969 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
2abae5f1 2970 tests for dependency checking.
45489e99
SP		 2971 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2972 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2973 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
2abae5f1
SP		 2974 flag -fdump-tree-graphite-all for autopar testsuites.
2975
29762009-07-06 Sebastian Pop <sebastian.pop@amd.com>
2977
2978 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
2979 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
2980 canonicalize_loop_ivs): Moved...
2981 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
2982
29832009-07-06 Sebastian Pop <sebastian.pop@amd.com>
2984
2985 * tree-parloops.c (try_create_reduction_list): Pass an extra
2986 argument analyzed_reductions. Call analyze_reduction_list.
2987 (gen_parallel_loop): Do not call analyze_reduction_list.
2988 (parallelize_loops): Init and finalize analyzed_reductions.
2989
29902009-07-06 Li Feng <nemokingdom@gmail.com>
2991
45489e99 2992 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2abae5f1
SP		 2993 Added flag -fno-loop-strip-mine for autopar testcase.
2994
29952009-07-04 Li Feng <nemokingdom@gmail.com>
2996
2997 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
2998 transformed scattering dimension instead of unmatch orignal when
2999 calling dependence_polyhedron.
3000
30012009-06-30 Sebastian Pop <sebastian.pop@amd.com>
3002
3003 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
3004
30052009-06-30 Sebastian Pop <sebastian.pop@amd.com>
3006
3007 * graphite-poly.c (pbb_number_of_iterations): Check for returned
3008 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
3009
30102009-06-30 Sebastian Pop <sebastian.pop@amd.com>
3011
3012 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
3013 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
3014 * graphite-poly.c (pbb_number_of_iterations): New.
3015 * graphite-poly.h (pbb_number_of_iterations): Declared.
3016 (pbb_iterator_dim, pbb_parameter_dim): New.
3017
30182009-06-29 Sebastian Pop <sebastian.pop@amd.com>
3019
3020 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
3021 last commit on type of lower and upper bound of loops.
3022
30232009-06-29 Li Feng <nemokingdom@gmail.com>
3024
3025 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
3026 graphite-dependences.h.
3027 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
3028 (mark_bb_with_pbb): New.
3029 (get_stmtfor_depth): New.
3030 (find_pbb_via_hash): New.
3031 (dependency_in_loop_p): New.
3032 (mark_loops_parallel): New.
3033 (free_aux_in_new_loops): New.
3034 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
3035 bb with it's relevant pbb. Mark newly created loops. Remove mark
3036 innermost loop parallel without checking.
3037 (gloog): Add parameter BB_PBB_MAPPING.
3038 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
3039 (gloog): Change declaration.
3040 (mark_loop_parallel): Make extern.
3041 (free_aux_in_new_loops): Declare.
3042 (bb_pbb_map_hash): New.
3043 (eq_bb_pbb_map): New.
3044 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
3045 auto parallelization when flag_graphite_force_parallel is set.
3046 (graphite_finalize): Added free_aux_in_new_loops.
3047 * tree-parloops.c (parallelize_loops): Only generate parallel code for
3048 the innermost loop that marked parallel. Use
3049 flag_graphite_force_parallel instead of loop->can_be_parallel.
3050 (loop_parallel_p): Move inner most checking out of function.
3051
30522009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3053
3054 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
3055 type of lower and upper bound of loops signed long int.
3056
30572009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3058
3059 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
3060 expression outside the loop.
3061
30622009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3063
3064 * gcc.dg/graphite/interchange-8.c: New.
3065
30662009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3067
3068 * gcc.dg/graphite/interchange-0.c: XFailed.
3069 * gcc.dg/graphite/interchange-5.c: XFailed.
3070 * gcc.dg/graphite/interchange-6.c: XFailed.
3071
30722009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3073
3074 * graphite-interchange.c (compute_array_size_poly): The end of the
3075 recursion should return 1.
3076
30772009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3078
3079 * graphite-interchange.c (compute_array_size_cstr): Allow the
3080 subscript multiplier to be -1.
3081 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
3082 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
3083 data_container. Initializes PDR_DATA_CONTAINER.
3084 (print_pdr_access_layout): New.
3085 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
3086 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
3087 data_container.
3088 (PDR_DATA_CONTAINER): New.
3089 (new_poly_dr): Update declaration.
3090 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
3091 (build_poly_dr): Call pdr_add_data_dimensions.
3092
30932009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3094
3095 * graphite-poly.h (struct poly_dr): Fix comment.
3096 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
3097 (pdr_add_memory_accesses): New.
3098 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
3099
31002009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3101
3102 * graphite-poly.c (print_pdrs, debug_pdrs): New.
3103 (print_pbb): Add call to print_pdrs.
3104 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
3105
31062009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3107 Li Feng <nemokingdom@gmail.com>
3108
3109 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
3110 (dependency_between_pbbs_p): New.
3111 (lexicographically_gt_p): Assure !empty_p before polyhedron
3112 intersection assign.
3113 (build_lexicographically_gt_constraint): Correct lexicographically
3114 judging.
3115 * graphite-dependences.h: New.
3116 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
3117
31182009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3119
3120 * graphite-clast-to-gimple.c (print_clast_stmt): New.
3121 (gloog): Print to dump_file the generated clast.
3122 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
3123 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
3124
31252009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3126
3127 * graphite-poly.c (extend_scattering): Increment
3128 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
3129
31302009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3131
3132 * graphite-interchange.c (compute_array_size_poly): Added exit of
3133 recursion condition. Continue iterating even after the first equality.
3134 (compute_array_size): Same.
3135
31362009-06-24 Li Feng <nemokingdom@gmail.com>
3137
45489e99 3138 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2abae5f1 3139 -fdump-tree-final_cleanup to -fdump-tree-optimized.
45489e99
SP		 3140 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
3141 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
3142 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2abae5f1
SP		 3143
31442009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3145
3146 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
3147 only when the use verifies is_gimple_reg.
3148
31492009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3150
3151 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
3152 Allocate scaldims after call to unify_scattering_dimensions.
3153
31542009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3155
3156 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
3157
31582009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3159 Albert Cohen <albert.cohen@inria.fr>
3160
3161 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
3162 variables for the strip mining.
3163
31642009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3165 Pranav Garg <pranav.garg2107@gmail.com>
3166
3167 * Makefile.in (OBJS-common): Added graphite-blocking.o.
3168 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
3169 (graphite-blocking.o): New rule.
3170 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
3171 * graphite-blocking.c: New.
3172 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
3173 flag_loop_strip_mine.
3174 (psct_scattering_dim_for_loop_depth): New.
3175 * graphite-poly.h (scop_do_strip_mine): Declared.
3176 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
3177 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
3178 flag_loop_strip_mine.
3179
31802009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3181
3182 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
3183 a GMP value and a PPL coefficient at each iteration of a loop.
3184
31852009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3186
3187 * graphite-dependences.c (dependence_polyhedron): Do not use
3188 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
3189 pbb_nb_scattering_transform.
3190 (graphite_legal_transform_dr): Same.
3191 * graphite-poly.c (extend_scattering): Same.
3192 (unify_scattering_dimensions): Same.
3193 (print_scattering_function): Same.
3194 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
3195 PBB_NB_LOCAL_VARIABLES.
3196 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
3197 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
3198 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
3199 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
3200 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
3201 (pbb_nb_scattering_transform): New.
3202 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
3203 (psco_scattering_dim): Add assert on parameters.
3204 (psct_scattering_dim): Same.
3205 (psct_scattering_dim_for_loop_depth): Declared.
3206 (psct_local_var_dim): New.
3207 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
3208 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
3209 correct layout, call pbb_nb_local_vars.
3210 (psct_add_local_variable, psct_add_scattering_dimension): New.
3211 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3212 Initialize PBB_NB_SCATTERING_TRANSFORM.
3213
32142009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3215
3216 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
3217 (set_coef): Renamed ppl_set_coef.
3218 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
3219
32202009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3221
3222 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
3223 test a boolean against 1.
3224 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
3225 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
3226 (pbb_do_interchange): Returns true when a transform has been performed.
3227 (scop_do_interchange): Same.
3228 * graphite-poly.c (apply_poly_transforms): Use the return value of
3229 scop_do_interchange.
3230 * graphite-poly.h (scop_do_interchange): Update declaration.
3231
32322009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
3233
3234 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
3235 after last use.
3236 * sese.c (sese_reset_aux_in_loops): New.
3237 * sese.h (sese_reset_aux_in_loops): New.
3238
32392009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3240
3241 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
3242 multiplier and multiply the constant by the multiplier.
3243 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
3244 (build_poly_dr): Do not use the multiplier to define the subscript.
3245
32462009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3247
3248 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
3249 compiler's data reference. Initialize PDR_CDR.
3250 (print_pdr): Call dump_data_reference.
3251 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
3252 Add compiler_dr field.
3253 (PDR_BB): Renamed PDR_PBB.
3254 (PDR_CDR): New.
3255 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
3256 GCC's data reference representation.
3257 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
3258 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
3259
32602009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3261
3262 * graphite-poly.c (print_scattering_function): Also print the layout.
3263 * graphite-poly.h (pbb_nb_local_vars): New.
3264
32652009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3266
3267 * graphite-poly.c (print_pbb_domain): Also print the layout names.
3268
32692009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3270
3271 * graphite-poly.c (print_pdr, debug_pdr): New.
3272 * graphite-poly.h (print_pdr, debug_pdr): Declared.
3273 (PDR_BASE): Removed.
3274
32752009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3276
45489e99 3277 * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2abae5f1
SP		 3278 ltrans-{1..6,8}.c.
3279
32802009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3281
3282 * graphite-interchange.c (compute_subscript): Allow also -1 in the
3283 subscript identification column.
3284 (pbb_do_interchange): Print to dump_file that some loops "will be
3285 interchanged". Rely on that chain of characters in the testcases.
3286 * gcc.dg/graphite/interchange-0.c: New.
3287 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
3288 interchange-*.c files and compile them with -floop-interchange.
3289
32902009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
3291
3292 * graphite-interchange.c (interchange_profitable_p): Renamed
3293 pbb_interchange_profitable_p.
3294
32952009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3296 Harsha Jagasia <harsha.jagasia@amd.com>
3297 Pranav Garg <pranav.garg2107@gmail.com>
3298
3299 * graphite-interchange.c (interchange_profitable_p): Make static.
3300 (pbb_interchange_loop_depths, pbb_do_interchange,
3301 scop_do_interchange): New.
3302 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
3303 for flag_loop_interchange.
3304 * graphite-poly.h (scop_do_interchange): Declared.
3305 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
3306 flag_loop_interchange is used.
3307
33082009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3309
3310 * graphite-dependences.c (dependence_polyhedron): Update use of
3311 pbb_nb_scattering_dims.
3312 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
3313 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
3314 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
3315 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
3316
33172009-06-16 Sebastian Pop <sebastian.pop@amd.com>
3318
3319 * graphite.c: Cleanup foo.
3320
33212009-06-16 Sebastian Pop <sebastian.pop@amd.com>
3322
3323 * Merge from mainline (r143684:148293).
3324 * Disabled libpcp until it gets fixed.
3325
33262009-06-05 Sebastian Pop <sebastian.pop@amd.com>
3327 Harsha Jagasia <harsha.jagasia@amd.com>
3328
3329 * graphite-interchange.c: New.
3330 * Makefile.in (graphite-interchange.o): New.
3331 * graphite-poly.h (interchange_profitable_p): Declared.
3332 * graphite-ppl.h (value_max): New.
3333
33342009-06-04 Sebastian Pop <sebastian.pop@amd.com>
3335
3336 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
3337 * graphite-poly.h: Fix some comments.
3338 (pdr_dim): New.
3339 (pdr_scop): New.
3340
33412009-06-04 Sebastian Pop <sebastian.pop@amd.com>
3342
3343 * graphite-poly.h
3344 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
3345 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
3346 (pdr_accessp_nb_params): Renamed pdr_nb_params.
3347 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
3348 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
3349 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
3350 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
3351 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
3352 * graphite-clast-to-gimple.c: Same.
3353 * graphite-dependences.c: Same.
3354 * graphite-poly.c: Same.
3355 * graphite-sese-to-poly.c: Same.
3356
33572009-06-03 Sebastian Pop <sebastian.pop@amd.com>
3358
3359 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
3360 expressions for an IV rename, as returned by clast_to_gcc_expression.
3361 (copy_renames): Rename new_name to expr.
3362 * sese.c (debug_rename_elt): Same.
3363 (get_rename): Same.
3364 (set_rename): Same.
3365 (sese_adjust_liveout_phis): Call force_gimple_operand before using
3366 the information from the rename map.
3367 (rename_variables_in_stmt): Same.
3368 (add_loop_exit_phis): Rename new_name to expr.
3369 (insert_loop_close_phis): Same.
3370 (add_guard_exit_phis): Same. Call force_gimple_operand.
3371 * sese.h (struct rename_map_elt): Rename new_name to expr.
3372 (new_rename_map_elt): Same.
3373
33742009-06-03 Sebastian Pop <sebastian.pop@amd.com>
3375
3376 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
3377 * sese.c (set_rename): Make it extern.
3378 * sese.h (set_rename): Declared.
3379
33802009-06-03 Sebastian Pop <sebastian.pop@amd.com>
3381
3382 * graphite-poly.c (extend_scattering): Free values.
3383 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
3384 Free iterators.
3385 (ppl_print_powerset_matrix): Same.
3386 * graphite-scop-detection.c (free_scops_1): New.
3387 (limit_scops): Call free_scops_1.
3388 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
3389 (build_poly_dr): Free PPL coefficients.
3390 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
3391
33922009-06-02 Sebastian Pop <sebastian.pop@amd.com>
3393
3394 * graphite-dependences.c: New.
3395 * graphite-data-ref.c: Removed.
3396 * graphite-data-ref.h: Removed.
3397 * Makefile.in (graphite-data-ref.o): Removed.
3398 (graphite-dependences.o): Added.
3399 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
3400 * graphite-poly.c: Same.
3401 Move the data dependence testing to graphite-dependences.c.
3402
34032009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
3404
3405 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
3406 from graphite_cannot_represent_loop. Code refactored.
3407 (scopdet_basic_block_info): Call graphite_can_represent_loop.
3408
34092009-05-17 Li Feng <nemokingdom@gmail.com>
3410
45489e99 3411 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2abae5f1
SP		 3412 Cover all the testcases (not only the filtered ones).
3413
34142009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
3415
3416 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
3417 unnecessary check. Update comments. Move check for REAL_TYPE here.
3418 (harmful_stmt_in_bb): Remove checks for conditions. This is already
3419 done in (stmt_simple_for_scop_p).
3420
34212009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
3422
3423 * graphite.c (print_global_statistics): New.
3424 (print_graphite_scop_statistic): New.
3425 (print_graphite_statistics): New.
3426 (graphite_initialize, graphite_transform_loops): Print statistics.
3427 * graphite-scop-detection (build_scops): Print statistics.
3428 (print_graphite_scop_statistics): New.
3429 (print_graphite_statistics): New.
3430
34312009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3432
3433 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
3434 (debug_clast_name_index): Removed.
3435 (debug_clast_name_indexes_1): Removed.
3436 (debug_clast_name_indexes): Removed.
3437 (clast_name_index_elt_info): Removed.
3438 (eq_clast_name_indexes): Removed.
3439 (clast_name_to_index): Removed.
3440 (new_clast_name_index): Removed.
3441 (save_clast_name_index): Removed.
3442 (save_var_name): Moved...
3443 (init_sese_params_index): Removed.
3444 (clast_name_to_gcc): Remove use of name_tree.
3445 (initialize_cloog_names): Same.
3446 (gloog): Do not call init_sese_params_index.
3447 * graphite-sese-to-poly.c (save_var_name): ...here.
3448 (parameter_index_in_region): New.
3449 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
3450 (parameter_index_in_region): Removed.
3451 (is_parameter): Remove use of name_tree.
3452 * sese.h (struct name_tree): Removed.
3453 (struct sese): Remove use of name_tree. New field params_names.
3454 (SESE_PARAMS_NAMES): New.
3455 (SESE_PARAMS): Remove duplicate.
3456 (parameter_index_in_region): Removed.
3457 (sese_nb_params): Remove use of name_tree.
3458 (struct clast_name_index): New.
3459 (new_clast_name_index): New.
3460 (clast_name_to_index): New.
3461 (save_clast_name_index): New.
3462 (debug_clast_name_index): New.
3463 (debug_clast_name_indexes_1): New.
3464 (debug_clast_name_indexes): New.
3465 (clast_name_index_elt_info): New.
3466 (eq_clast_name_indexes): New.
3467
34682009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3469
3470 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
3471 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
3472 (graphite_loop_normal_form): Do not pass region. Do not
3473 initialize SESE_OLDIVS.
3474 (build_graphite_loop_normal_form): Update call to
3475 graphite_loop_normal_form.
3476 * sese.c (debug_oldivs): Removed.
3477 (new_sese): Do not initialize SESE_OLDIVS.
3478 (free_sese): Do not free SESE_OLDIVS.
3479 (oldiv_for_loop): Removed.
3480 * sese.h (struct sese): Remove old_ivs.
3481 (SESE_OLDIVS): Removed.
3482 (oldiv_for_loop): Removed.
3483
34842009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3485
3486 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
3487 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
3488 replaced by a call to newivs_to_depth_to_newiv.
3489 (clast_to_gcc_expression): Pass newivs, remove ivstack.
3490 (clast_to_gcc_expression_red): Same.
3491 (gcc_type_for_clast_expr): Same.
3492 (gcc_type_for_clast_eq): Same.
3493 (graphite_translate_clast_equation): Same.
3494 (graphite_create_guard_cond_expr): Same.
3495 (graphite_create_new_guard): Same.
3496 (graphite_create_new_loop): Same.
3497 (build_iv_mapping): Same.
3498 (translate_clast): Same.
3499 (gloog): Same.
3500 (loop_iv_stack_patch_for_consts): Removed. *
3501 sese.c (iv_stack_entry_is_constant): Removed.
3502 (iv_stack_entry_is_iv): Removed.
3503 (loop_iv_stack_push_iv): Removed.
3504 (loop_iv_stack_insert_constant): Removed.
3505 (loop_iv_stack_pop): Removed.
3506 (loop_iv_stack_get_iv): Removed.
3507 (loop_iv_stack_get_iv_from_name): Removed.
3508 (debug_loop_iv_stack): Removed.
3509 (free_loop_iv_stack): Removed.
3510 (loop_iv_stack_remove_constants): Removed. *
3511 sese.h (iv_stack_entry_kind): Removed.
3512 (iv_stack_entry_data_union): Removed.
3513 (iv_stack_entry_struct): Removed.
3514 (iv_stack_entry_p): Removed.
3515 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
3516 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
3517 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
3518 loop_iv_stack_pop, free_loop_iv_stack): Removed.
3519 (gbb_loop_at_index): Fix indenting.
3520 (gbb_loop_index): Removed.
3521
35222009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3523
3524 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
3525 Call clast_name_to_index.
3526
35272009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3528
3529 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
3530 do not pass params. Get params from SESE_PARAMS.
3531 (clast_to_gcc_expression): Same.
3532 (clast_to_gcc_expression_red): Same.
3533 (gcc_type_for_clast_eq): Same.
3534 (graphite_translate_clast_equation): Same.
3535 (graphite_create_new_loop): Same.
3536 * sese.c (rename_variables_in_stmt): Fix comment.
3537
35382009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3539
3540 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
3541 newivs_index.
3542 Call save_clast_name_index.
3543 (translate_clast): Pass newivs_index.
3544 (gloog): Create and free newivs_index.
3545
35462009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3547
3548 * graphite-clast-to-gimple.c (clast_name_index): New structure.
3549 (clast_name_index_p): New type.
3550 (debug_clast_name_index): New.
3551 (debug_clast_name_indexes_1): New.
3552 (debug_clast_name_indexes): New.
3553 (clast_name_index_elt_info): New.
3554 (eq_clast_name_indexes): New.
3555 (clast_name_to_index): New.
3556 (new_clast_name_index): New.
3557 (save_clast_name_index): New.
3558 (init_sese_params_index): New.
3559 (gloog): Call init_sese_params_index.
3560 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
3561 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
3562 (free_sese): Free SESE_PARAMS_INDEX.
3563 * sese.h (struct sese): Add params_index.
3564 (SESE_PARAMS_INDEX): New.
3565
35662009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3567
3568 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
3569 (graphite_create_new_loop): Pass the newivs vector. Push the
3570 newly created IV to newivs.
3571 (translate_clast): Pass the newivs vector.
3572 (gloog): Create and destroy the newivs vector.
3573
35742009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3575
3576 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
3577 (graphite_loop_normal_form): Initialize loop->aux with the unique
3578 IV that has been created.
3579
35802009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
3581
3582 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
3583 scev with parameters in the base part. They where forbidden
3584 exidently.
3585
35862009-05-11 Li Feng <nemokingdom@gmail.com>
3587
45489e99 3588 * gcc.dg/graphite/graphite.exp: Set different default
2abae5f1 3589 compile options by file names.
45489e99
SP		 3590 * gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
3591 * gcc.dg/graphite/id-{1-9}.c: Ditto.
3592 * gcc.dg/graphite/scop-{0-20}.c: Ditto.
3593 * gcc.dg/graphite/scop-matmult.c: Ditto.
2abae5f1
SP		 3594
35952009-05-08 Li Feng <nemokingdom@gmail.com>
3596
45489e99
SP		 3597 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
3598 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
3599 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
3600 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2abae5f1
SP		 3601
36022009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
3603
3604 * graphite-scop-detection (build_scops_1): Fix little bug introduced
3605 by final cleanup.
3606
36072009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
3608
3609 * graphite-scop-detection.c (graphite_can_represent_scev): Only
3610 allow integer constant strides.
3611 (graphite_can_represent_expr): Depend on outermost_loop.
3612 (stmt_simple_memref_p, graphite_cannot_represent_loop,
3613 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
3614 build_scops_1): Same.
3615 (scopdet_basic_block_info): Same and insert layered SCoP
3616 detection.
3617 (try_generate_gimple_bb): Cleanup.
3618 (build_scops): Enable data references.
3619
45489e99
SP		 3620 * gcc.dg/graphite/id-5.c: New.
3621 * gcc.dg/graphite/id-9.c: New.
2abae5f1
SP		 3622 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
3623 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
3624
36252009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3626
3627 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
3628 that we have not yet built for this SCoP.
3629
36302009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3631
3632 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
3633 for complex numbers.
3634
36352009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3636
3637 * graphite-ppl.c: Fix build if cloog is not available.
3638
36392009-05-04 Li Feng <nemokingdom@gmail.com>
3640
3641 * tree-parloops.c (loop_parallel_p): Remove construction of
3642 NITER and REDUCTION_LIST.
3643 (try_get_loop_niter): New.
3644 (try_create_reduction_list): New.
3645 (parallelize_loops): Bypass the failed checkings in autopar
3646 when can_be_parallel in loop structure is set to true.
3647
36482009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
3649
45489e99
SP		 3650 * gcc.dg/graphite/id-6.c: Update testcase.
3651 * gcc.dg/graphite/scop-3.c: Dito.
2abae5f1
SP		 3652
36532009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
3654
3655 * graphite-scop-detection.c (stmt_simple_for_scop_p):
3656 Enable EQ_EXPR and NE_EXPR again.
3657
36582009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
3659
3660 * graphite-scop-detection.c (graphite_can_represent_scev):
3661 Add check if scev is affine multivariate.
3662 (harmful_stmt_in_bb): Check if we can represent the conditions.
3663 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
3664 harmful_stmt_in_bb.
45489e99 3665 * gcc.dg/graphite/id-7.c: New.
2abae5f1
SP		 3666
36672009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
3668
3669 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
3670 Check all bbs in region, not only the bbs that are represented in
3671 GRAPHITE.
3672 (build_poly_scop): Add newline.
45489e99 3673 * gcc.dg/graphite/id-8.c: New.
2abae5f1
SP		 3674
36752009-04-30 Li Feng <nemokingdom@gmail.com>
3676
3677 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
3678 when loop initialize.
3679 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
3680 * common.opt: Declare flag_graphite_force_parallel.
3681 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
3682 loop parallel.
3683 * graphite-poly.c (apply_poly_transforms): Introduce
3684 flag_graphite_force_parallel.
3685 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
3686 * toplev.c (process_options): ditto and replace a not correctly
3687 encoded space.
3688
36892009-04-30 Li Feng <nemokingdom@gmail.com>
3690
3691 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
3692 Change the call of gbb_loop_at_index and/or gbb_loop_index due
3693 to the redefinition.
3694 (compute_cloog_iv_types_1): ditto.
3695 (build_iv_mapping): ditto.
3696 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
3697 initialization.
3698 (free_gimple_bb): Removed GBB_LOOPS related free part.
3699 (build_bb_loops): Removed.
3700 * sese.h (struct gimple_bb): Removed loops.
3701 (GBB_LOOPS): Removed.
3702 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
3703 (gbb_loop_index): ditto.
3704
37052009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3706
3707 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
3708 allow non constant strides.
45489e99 3709 * gcc.dg/graphite/scop-20.c: New.
2abae5f1
SP		 3710
37112009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3712
3713 * graphite-scop-detection.c (dot_all_scops): Fix system call
3714 return value warning.
3715 (dot_scop): Same.
3716
37172009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3718
45489e99
SP		 3719 * gcc.dg/graphite/id-6.c: Fix pattern.
3720 * gcc.dg/graphite/scop-3.c: Same.
2abae5f1
SP		 3721
37222009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3723
3724 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
3725 build_pairwise_constraint, dr_equality_constraints,
3726 build_pairwise_scheduling_equality,
3727 build_pairwise_scheduling_inequality, lexicographically_gt_p,
3728 build_lexicographically_gt_constraint, dependence_polyhedron,
3729 graphite_legal_transform_dr, graphite_legal_transform_bb,
3730 graphite_legal_transform): New.
3731 * graphite-poly.h (graphite_legal_transform): Declared.
3732 * graphite-sese-to-poly.c (build_poly_scop): Call to
3733 graphite_legal_transform is disabled for the moment.
3734
37352009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3736
3737 * graphite-poly.h (pbb_nb_scattering_dims): New.
3738 (pbb_nb_scattering): Use it.
3739
37402009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3741
3742 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
3743 Pointset_Powerset version of ppl_insert_dimensions.
3744 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
3745
37462009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3747
3748 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
3749
37502009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3751
3752 * graphite-poly.h: Fix comment.
3753
37542009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3755
3756 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
3757
37582009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3759
3760 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
3761 statements.
3762
37632009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3764
3765 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
3766 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
3767 conditions.
3768
37692009-04-20 Sebastian Pop <sebastian.pop@amd.com>
3770
3771 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
3772 handle EQ_EXPR and NE_EXPR.
3773
37742009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
3775
3776 * graphite-poly.h (poly_dr): Fix comment.
3777
37782009-04-09 Sebastian Pop <sebastian.pop@amd.com>
3779 Tobias Grosser <grosser@fim.uni-passau.de>
3780
3781 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
3782 with a zero dimension polyhedron.
3783 (find_scop_parameters): Move the call to scop_set_nb_params here.
3784 (build_loop_iteration_domains): Store in loop->aux the iteration
3785 domain polyhedron.
3786 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
3787 by any loop in scop.
3788 (build_poly_scop): Do not call scop_set_nb_params.
3789
37902009-04-09 Sebastian Pop <sebastian.pop@amd.com>
3791 Tobias Grosser <grosser@fim.uni-passau.de>
3792
3793 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
3794 add_condition_to_domain not GT_EXPR.
3795
37962009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3797
3798 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
3799 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
3800 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
3801 upper_bound_assign to calculate unions.
45489e99 3802 * gcc.dg/graphite/id-6.c: New.
2abae5f1
SP		 3803
38042009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3805
3806 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
3807 handle abnormal edges.
3808
38092009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3810
3811 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
3812 (free_poly_bb): Also free poly_drs.
3813 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
3814 (poly_dr): Polyhedron to Pointset_Powerset.
3815 (pdr_accessp_nb_subscripts): Same.
3816 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
3817 poly_drs.
3818
38192009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3820
3821 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
3822 names into more meaningful names.
3823
38242009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3825
45489e99
SP		 3826 * gfortran.dg/graphite/interchange-1.c: New.
3827 * gfortran.dg/graphite/interchange-2.c: New.
2abae5f1
SP		 3828
38292009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3830
3831 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
3832 the reduction_list.
3833 * tree-parloops.c (rewrite_phi_with_iv): New.
3834 (rewrite_all_phi_nodes_with_iv): New.
3835 (canonicalize_loop_ivs): Call them.
3836
38372009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3838
3839 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
3840 graphite_find_data_references_in_stmt.
3841 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
3842 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
3843
38442009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3845
3846 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
3847
38482009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3849
3850 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
3851 instead of bb_in_region.
3852 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
3853 (build_sese_conditions): Use flag_bb_in_sese.
3854 * sese.c (register_bb_in_sese): Removed.
3855 (new_sese): Remove initialization of SESE_REGION_BBS.
3856 (free_sese): Do not free SESE_REGION_BBS.
3857 * sese.h (struct sese): Remove field region_basic_blocks.
3858 (SESE_REGION_BBS): Removed.
3859 (bb_in_sese_p): Implement in function of bb_in_region.
3860
38612009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3862
3863 * graphite-scop-detection.c (limit_scops): Deal only with single exit
3864 loops.
3865
38662009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
3867
3868 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
3869 and EQ_EXPR.
3870 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
3871 (add_condition_to_domain): New.
3872 (add_condition_to_pbb): New.
3873 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
45489e99 3874 * gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2abae5f1
SP		 3875
38762009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
3877
3878 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
3879 ppl_Pointset_Powerset.
3880 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
3881 * graphite-poly.h (poly_bb): poly_bb.domain Same.
3882 (pbb_nb_loops): Same.
3883 * graphite-sese-to-poly.c (build_loop_iteration_domains,
3884 add_conditions_to_domain): Same.
3885 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
3886 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
3887 ppl_const_Polyhedron_t.
3888 (ppl_print_powerset_matrix): New.
3889 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
3890 ppl_print_powerset_matrix): New.
3891 (ppl_print_polyhedron_matrix): Updated.
3892
38932009-04-07 Sebastian Pop <sebastian.pop@amd.com>
3894
3895 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
3896
38972009-04-07 Sebastian Pop <sebastian.pop@amd.com>
3898
3899 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
3900 (print_iteration_domains, debug_iteration_domain,
3901 debug_iteration_domains): New.
3902 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
3903 debug_iteration_domains): Declared.
3904 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
3905 indenting.
3906
39072009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
3908 Sebastian Pop <sebastian.pop@amd.com>
3909
3910 * graphite-poly.h (print_iteration_domain): New.
3911 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
3912 (build_sese_conditions_1, build_sese_conditions_after,
3913 build_sese_conditions_before): New.
3914 (build_sese_conditions): Rewritten.
3915
39162009-04-03 Sebastian Pop <sebastian.pop@amd.com>
3917 Tobias Grosser <grosser@fim.uni-passau.de>
3918
3919 Cleanup of code generation liveouts.
3920 * graphite-clast-to-gimple.c (translate_clast): Use a single
3921 rename_map instead of one per translated statement.
3922 Do not use SESE_LIVEOUT_RENAMES.
3923 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
3924 (gloog): Do not use SESE_LIVEOUT_RENAMES.
3925 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
3926 phi node of a reduction: when a loop contains a reduction used outside
3927 the loop, there should be a scalar close phi node on the exit block.
3928 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
3929 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
3930 (free_sese): Do not free them.
3931 (sese_build_liveouts_use): Do not use them.
3932 (sese_build_liveouts_bb): Same.
3933 (sese_build_liveouts): Same.
3934 (sese_insert_phis_for_liveouts): Same.
3935 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
3936 (defined_in_loop_p): New.
3937 (alive_after_loop): New.
3938 (close_phi_not_yet_inserted_p): New.
3939 (struct alep, alep_p): New.
3940 (add_loop_exit_phis): Remove from the rename_map all the names defined
3941 in the code generated loop.
3942 (insert_loop_close_phis): Traverse the rename_map passed to it.
3943 Don't use SESE_LIVEOUT_RENAMES.
3944 (default_liveout_before_guard): Renamed default_before_guard.
3945 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
3946 (graphite_copy_stmts_from_block): Do not directly call set_rename.
3947 (register_sese_liveout_renames): Removed.
3948 (copy_bb_and_scalar_dependences): Do not call it.
3949 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
3950 reduction_list.
3951 (SESE_LIVEOUT): Removed.
3952 (SESE_LIVEOUT_RENAMES): Removed.
3953 (SESE_REDUCTION_LIST): Removed.
3954 (sese_build_liveouts): Removed.
3955 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
3956 (insert_loop_close_phis): Pass a htab_t instead of a sese.
3957 (insert_guard_phis): Same.
3958 (rename_map_elt): Declare a VEC of them.
3959 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3960 trees not pointers to trees.
3961
3962 Rewrite in canonical close SSA form:
3963 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
3964 (limit_scops): Close the scop after the block containing the close phi
3965 nodes.
3966 (canonicalize_loop_closed_ssa): New.
3967 (canonicalize_loop_closed_ssa_form): New.
3968 (build_scops): Call canonicalize_loop_closed_ssa_form.
3969
3970 * graphite-sese-to-poly.c: Fix typos.
3971
39722009-04-03 Sebastian Pop <sebastian.pop@amd.com>
3973
3974 * graphite-poly.c (print_scattering_function, print_pbb_domain):
3975 Extended.
3976 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
3977 (print_pbb): Add conditions.
3978
39792009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
3980 Sebastian Pop <sebastian.pop@amd.com>
3981
3982 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
3983 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
3984 (build_scop_bbs_1): New.
3985 (build_scop_bbs): Rewrite.
3986 * sese.h (bb_in_region): New.
3987
39882009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3989
3990 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3991 poly_drs vector.
3992 (print_scop): Style.
3993 * graphite-poly.h (poly_bb): Add drs vector.
3994 (PBB_DRS): Add accessor.
3995 * graphite-sese-to-poly.c (build_poly_dr): New.
3996 (build_pbb_drs, build_scop_drs): New.
3997 (build_poly_scop): call build_scop_drs (Disabled at the moment).
3998
39992009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
4000
4001 * tree-ssa-loop.c: Include forgotten toplev.h
4002
40032009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
4004
4005 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
45489e99
SP		 4006 * gcc.dg/graphite/pr37883.c: Remove -floop-*
4007 * gcc.dg/graphite/pr37928.c: Same
4008 * gcc.dg/graphite/pr38409.c: Same
4009 * gcc.dg/graphite/pr38498.c: Same
4010 * gcc.dg/graphite/pr38559.c: Same
4011 * gcc.dg/graphite/pr39335.c: Same
4012 * gcc.dg/graphite/pr39335_1.c: Same
4013 * gfortran.dg/graphite/block-2.f: Same
2abae5f1
SP		 4014 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
4015 with -floop-*.
4016
40172009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
4018
4019 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
4020 build_access_matrix, build_scop_data_accesses): Remove access function
4021 building. (We get a new version soon).
4022 (build_bb_loops, scan_tree_for_params_right_scev): Update.
4023 * sese.h (nb_loops_around_loop_in_sese): Remove.
4024 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
4025
40262009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
4027 Sebastian Pop <sebastian.pop@amd.com>
4028
4029 * graphite-scop-detection.c (struct scopdet_info): Rename last
4030 field to exit.
4031 (scopdet_basic_block_info, build_scops_1): Don't use
4032 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
4033
40342009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
4035 Sebastian Pop <sebastian.pop@amd.com>
4036
4037 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
4038 * sese.c (sese_build_liveouts_use): Renamed from
4039 sese_build_livein_liveouts_use. Remove liveins.
4040 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
4041 Call sese_build_liveouts_use.
4042 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
4043 Call sese_build_liveouts_bb.
4044 (new_sese, free_sese): Remove liveins.
4045 (sese_add_exit_phis_var): Deleted.
4046 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
4047 directly.
4048 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
4049
4050 * sese.h (sese): Remove num_ver and livein.
4051 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
4052
40532009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
4054
4055 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
4056
40572009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
4058
4059 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
4060 (build_scop_scattering): Do not use compare_prefix_loops any more.
4061 (nb_common_loops): New.
4062
40632009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4064
4065 * sese.c (get_new_name_from_old_name): Renamed get_rename.
4066 (register_old_and_new_names): Renamed set_rename.
4067
40682009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4069
4070 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
4071 of the decl from the previous commit.
4072
40732009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4074
4075 * graphite-scop-detection.c (dot_scop): New.
4076 * graphite-scop-detection.h (dot_scop): Declared.
4077
40782009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4079
4080 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
4081
40822009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4083
4084 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
4085 condition at the end of the loop.
4086 * graphite.c (graphite_initialize, graphite_finalize): Print to
4087 dump_file the compiled function.
4088 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
4089 of create_empty_loop_on_edge.
4090 (translate_clast): Update the code generation of loops for the new
4091 shape of loops.
4092 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
4093
40942009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4095
4096 Reverted the patch from 2009-03-19.
4097
40982009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
4099
4100 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
4101 poly_drs vector.
4102 (print_scop): Style.
4103 * graphite-poly.h (poly_bb): Add drs vector.
4104 (PBB_DRS): Add accessor.
4105 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
4106 (build_access_matrix_with_af, build_access_matrix,
4107 build_scop_data_accesses): Delete.
4108 (build_poly_dr): New.
4109 (build_pbb_drs, build_scop_drs): New.
4110 (build_poly_scop): call build_scop_drs.
4111
41122009-03-13 Sebastian Pop <sebastian.pop@amd.com>
4113
4114 * graphite-scop-detection.c (dot_all_scops_1): Close the table
4115 once per basic block.
4116
41172009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
4118
4119 * graphite-scop-detection.c (graphite_can_represent_scev): New.
4120 (graphite_can_represent_expr): Renamed from loop_affine_expr
4121 and enhanced.
4122 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
4123 (graphite_cannot_represent_loop): Add scop_entry to parameters.
4124 (scopdet_basic_block_info): Actually define entry_block.
4125 (stmt_simple_memref_p): Moved here from ...
4126
4127 * tree-data-ref.c (stmt_simple_memref_p): here.
4128 * tree-data-ref.h (stmt_simple_memref_p): Removed.
4129
41302009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
4131
45489e99 4132 * gcc.dg/graphite/id-4.c: New.
2abae5f1
SP		 4133
41342009-03-12 Sebastian Pop <sebastian.pop@amd.com>
4135
4136 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
4137 (register_old_and_new_names): Update the content of the map.
4138 When there was already a rename_map_elt in the map at that
4139 location, free it.
4140 (copy_bb_and_scalar_dependences): Do rename_variables after
4141 expand_scalar_variables.
4142 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4143 of the map. When there was already a rename_map_elt in the
4144 map at that location, free it.
4145 (translate_clast): Pass the rename_map. Do not initialize and free
4146 a rename_map per stmt_user.
4147 (gloog): Initialize and free one rename_map and pass it to
4148 translate_clast.
4149
41502009-03-12 Sebastian Pop <sebastian.pop@amd.com>
4151
4152 * sese.c (expand_scalar_variables_stmt,
4153 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
4154 parameter.
4155 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
4156 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
4157 the gimple_stmt_iterator of the statement to be expanded.
4158 * graphite-scop-detection.c (is_simple_operand): Do handle
4159 REALPART_EXPR.
4160
41612009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4162
4163 * graphite-scop-detection.c (is_simple_operand): Do not handle
4164 REALPART_EXPR.
45489e99 4165 * gcc.dg/graphite/id-2.c: New.
2abae5f1
SP		 4166
4167 * graphite-sese-to-poly.c (build_bb_loops,
4168 add_value_to_dim, scan_tree_for_params_right_scev,
4169 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
4170 find_params_in_bb, build_loop_iteration_domains,
4171 add_conditions_to_domain): Remove subtract.
4172
41732009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4174
4175 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
4176 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
4177 pbb_loop_at_index -> gbb_loop_at_index.
4178 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
4179 (debug_loop_vec): Delete.
4180 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
4181 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
4182 (PBB_LOOPS): Removed.
4183 (PBB_BLACK_BOX): Insert cast.
4184 (pbb_set_black_box): New setter.
4185 (pbb_loop_at_index, pbb_loop_index): Removed.
4186 (scop_set_region, scop_set_nb_params): New.
4187 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
4188 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
4189 (build_poly_scop): Use scop_set_nb_params.
4190 * sese.h (gimple_bb): Add LOOPS.
4191 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
4192
41932009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4194
4195 Revert previous commit.
4196
41972009-03-11 Sebastian Pop <sebastian.pop@amd.com>
4198
4199 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
4200 (register_old_and_new_names): Update the content of the map.
4201 When there was already a rename_map_elt in the map at that
4202 location, free it.
4203 (copy_bb_and_scalar_dependences): Do rename_variables after
4204 expand_scalar_variables.
4205 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4206 of the map. When there was already a rename_map_elt in the
4207 map at that location, free it.
4208 (translate_clast): Pass the rename_map. Do not initialize and free
4209 a rename_map per stmt_user.
4210 (gloog): Initialize and free one rename_map and pass it to
4211 translate_clast.
4212
42132009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4214
4215 Remove forgotten line in revert.
4216
42172009-03-11 Sebastian Pop <sebastian.pop@amd.com>
4218
4219 Revert previous commit.
4220
42212009-03-10 Sebastian Pop <sebastian.pop@amd.com>
4222
4223 * sese.c (register_old_and_new_names): Update the content
4224 of the map. When there was already a rename_map_elt in the
4225 map at that location, free it.
4226 (copy_bb_and_scalar_dependences): Do rename_variables after
4227 expand_scalar_variables.
4228 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4229 of the map. When there was already a rename_map_elt in the
4230 map at that location, free it.
4231 (translate_clast): Pass the rename_map. Do not initialize and free
4232 a rename_map per stmt_user.
4233 (gloog): Initialize and free one rename_map and pass it to
4234 translate_clast.
4235
42362009-03-10 Sebastian Pop <sebastian.pop@amd.com>
4237
4238 * graphite-clast-to-gimple.c (translate_clast): context_loop
4239 is never NULL.
4240
42412009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
4242 Sebastian Pop <sebastian.pop@amd.com>
4243
4244 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
4245 of the use of ppl_Polyhedron_map_space_dimensions.
4246
42472009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
4248 Sebastian Pop <sebastian.pop@amd.com>
4249
4250 * graphite-poly.c (unify_scattering_dimensions): Fix types.
4251 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
4252 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
4253 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
4254 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
4255 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
4256 pbb_nb_params): New.
4257 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
4258 nb_loops_around_pbb): Adapt return types.
4259
42602009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
4261
4262 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
4263 graphite-clast-to-gimple.o, graphite-data-ref.o,
4264 graphite-scop-detection.o, graphite-poly.o): Add
4265 more headers.
4266
42672009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
4268
4269 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
4270 graphite-clast-to-gimple.o, graphite-data-ref.o,
4271 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
4272
42732009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
4274
45489e99
SP		 4275 * gcc.dg/graphite/pr37485.c: Remove -floop-block
4276 * gcc.dg/graphite/pr37828.c: Same.
4277 * gcc.dg/graphite/pr37684.c: Same.
4278 * gcc.dg/graphite/block-0.c: Same.
4279 * gcc.dg/graphite/block-1.c: Same.
4280 * gcc.dg/graphite/block-2.c: Same.
4281 * gcc.dg/graphite/block-3.c: Same.
4282 * gcc.dg/graphite/block-4.c: Same.
4283 * gcc.dg/graphite/block-5.c: Same.
4284 * gcc.dg/graphite/block-6.c: Same.
4285 * gfortran.dg/graphite/pr38083.f90: Same.
4286 * gfortran.dg/graphite/block-1.f90: Same.
4287 * gfortran.dg/graphite/block-3.f90: Same.
4288 * gfortran.dg/graphite/pr37852.f90: Same.
4289 * gfortran.dg/graphite/block-4.f90: Same.
4290 * gfortran.dg/graphite/pr37980.f90: Same.
4291 * gfortran.dg/graphite/pr38953.f90: Same.
4292 * gfortran.dg/graphite/pr37857.f90: Same.
2abae5f1
SP		 4293 * opts.c: Remove -floop-block from -O2.
4294 * graphite-poly.c: Fail if -floop-block -floop-interchange or
4295 -floop-strip-mine are used.
4296
42972009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
4298 Sebastian Pop <sebastian.pop@amd.com>
4299
4300 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
4301 dimensions.
4302 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
4303 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
4304 strip_mine_profitable_p, is_interchange_valid,
4305 graphite_trans_bb_block, graphite_trans_loop_block,
4306 graphite_trans_scop_block): Temporary removed.
4307 (extend_scattering, unify_scattering_dimensions): New.
4308 (print_scattering_function, graphite_read_transforms):
4309 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
4310 (graphite_generate_scattering_fns): Removed.
4311 (apply_poly_transforms): Cleanup.
4312 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
4313 (schedule_to_scattering): Moved.
4314 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
4315 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
4316 (pbb_nb_scattering): New.
4317 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
4318 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
4319 Removed.
4320 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
4321 shift_poly.
4322 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
4323 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
4324 -> PBB_TRANSFORMED_SCATTERING.
4325 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
4326 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
4327 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
4328 (check_poly_representation): Do not return bool.
4329 (graphite_transform_loops): Reformat.
4330 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
4331
43322009-03-04 Sebastian Pop <sebastian.pop@amd.com>
4333
4334 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
4335 debug_pbb_domain, debug_pbb, debug_scop): New.
4336 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
4337 debug_pbb_domain, debug_pbb, debug_scop): Declared.
4338
43392009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4340
4341 PR middle-end/39335
4342 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4343 when the type precision of the induction variable should be
4344 larger than the type precision of nit.
4345 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4346 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
4347 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4348
45489e99
SP		 4349 * gcc.dg/graphite/pr39335_1.c: New.
4350 * gcc.dg/graphite/pr39335.c: New.
2abae5f1
SP		 4351
43522009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4353
4354 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
4355 SSA_NAMES not struct reduction_info.
4356
43572009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4358
4359 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
4360
43612009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4362 Tobias Grosser <grosser@fim.uni-passau.de>
4363
4364 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
4365 (free_sese): Free SESE_REDUCTION_LIST.
4366 * sese.h (struct sese): Add field reduction_list.
4367 (SESE_REDUCTION_LIST): New.
4368 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
4369 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
4370
43712009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4372 Tobias Grosser <grosser@fim.uni-passau.de>
4373
4374 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
4375 of loop_p.
4376
43772009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4378 Tobias Grosser <grosser@fim.uni-passau.de>
4379
4380 * tree-parloops.c (struct brli, build_reduction_list_info,
4381 analyze_reduction_list, gather_scalar_reductions): New.
4382 (loop_parallel_p): Build a reduction list containing only
4383 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
4384 (gen_parallel_loop): Call the analysis analyze_reduction_list.
4385 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
4386 * tree-flow.h (gather_scalar_reductions): Declared.
4387
43882009-02-26 Sebastian Pop <sebastian.pop@amd.com>
4389
4390 PR middle-end/39308
4391 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
4392 number_of_iterations_exit from a gcc_assert.
4393
43942009-02-25 Sebastian Pop <sebastian.pop@amd.com>
4395 Jan Sjodin <jan.sjodin@amd.com>
4396
4397 * output.h (graphite_out_file, graphite_in_file): Declared.
4398 * toplev.c (graphite_out_file, graphite_in_file): New.
4399 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
4400 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
4401 Don't call schedule_to_scattering.
4402 * common.opt (fgraphite-write, fgraphite-read): New.
4403 * graphite-poly.c: Include output.h.
4404 (print_scattering_function, print_scattering_functions,
4405 debug_scattering_function, debug_scattering_functions,
4406 graphite_write_transforms, graphite_read_transforms,
4407 graphite_generate_scattering_fns): New.
4408 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
4409 Call graphite_generate_scattering_fns, graphite_write_transforms,
4410 graphite_read_transforms.
4411 (new_poly_bb): Initialize PBB_SCATTERING.
4412 (free_poly_bb): Free PBB_SCATTERING.
4413 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
4414 * graphite-poly.h (struct poly_bb): Add field scattering.
4415 (PBB_SCATTERING): New.
4416 (print_scattering_function, print_scattering_functions,
4417 debug_scattering_function, debug_scattering_functions): Declared.
4418 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
4419 GMP values, not integers!
4420 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
4421 ppl_read_polyhedron_matrix): New.
4422 * graphite-ppl.h (ppl_print_polyhedron_matrix,
4423 debug_ppl_polyhedron_matrix,
4424 ppl_read_polyhedron_matrix): Declared.
4425 * Makefile.in (graphite-poly.o): Depends on output.h.
4426
44272009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4428 Tobias Grosser <grosser@fim.uni-passau.de>
4429
4430 Revert this change:
4431 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
4432 scalar evolutions in the scop_entry->loop_father.
4433
44342009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4435 Tobias Grosser <grosser@fim.uni-passau.de>
4436
4437 * graphite.h (ref_nb_loops): Remove declaration.
4438 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
4439 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
4440 debug_gbb): Moved to sese.h.
4441 * sese.h: As said.
4442
44432009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4444 Tobias Grosser <grosser@fim.uni-passau.de>
4445
4446 * graphite-data-ref.[ch]: Disable.
4447
44482009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4449 Tobias Grosser <grosser@fim.uni-passau.de>
4450
4451 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
4452 scalar evolutions in the scop_entry->loop_father.
4453
44542009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4455
4456 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
4457 (graphite_cannot_represent_loop_niter): Renamed
4458 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
4459 (limit_scops): build_sese_loop_nests does not return a bool.
4460 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
4461 * sese.c (nb_reductions_in_loop): ... from here.
4462 (graphite_loop_normal_form): ... from here.
4463 (sese_record_loop): Does not fail, so does not return a bool.
4464 (build_sese_loop_nests): Same.
4465 * sese.h (build_sese_loop_nests): Update declaration.
4466 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
4467 (build_graphite_loop_normal_form): New.
4468 (gloog): Call build_graphite_loop_normal_form.
4469 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
4470 build_sese_loop_nests.
4471
45489e99 4472 * gcc.dg/graphite/id-1.c: New.
2abae5f1
SP		 4473
44742009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4475 Tobias Grosser <grosser@fim.uni-passau.de>
4476
4477 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
4478 The SCoP detection fix is sufficient.
4479
44802009-02-21 Sebastian Pop <sebastian.pop@amd.com>
4481
4482 PR tree-optimization/39260
4483 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
4484 the basic block contains a condition with a real type.
4485 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
4486
4487 * gcc.dg/graphite/pr39260.c: New.
4488
44892009-02-21 Sebastian Pop <sebastian.pop@amd.com>
4490
4491 * graphite-poly.c: Inlcude params.h.
4492 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
4493 the size of a tile.
4494 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
4495 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
4496
44972009-02-20 Sebastian Pop <sebastian.pop@amd.com>
4498 Tobias Grosser <grosser@fim.uni-passau.de>
4499
4500 * graphite-scop-detection.c (dot_all_scops_1,
4501 dot_all_scops): Moved here.
4502 * graphite-scop-detection.h (dot_all_scops): Declared here.
4503 * graphite.c (graphite_initialize, graphite_finalize): New.
4504 (graphite_transform_loops): Cleaned up.
4505 * sese.c (debug_oldivs): Moved here.
4506 * graphite-poly.c (graphite_apply_transformations): Renamed
4507 apply_poly_transforms.
4508 (debug_loop_vec): Moved here.
4509 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
4510 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
4511 find_scop_parameters, build_scop_iteration_domain,
4512 add_conditions_to_constraints, build_scop_canonical_schedules,
4513 build_scop_data_accesses): Now static.
4514 (build_poly_scop, check_poly_representation): New.
4515
45162009-02-20 Sebastian Pop <sebastian.pop@amd.com>
4517
4518 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
4519 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
4520 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
4521 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
4522 scan_tree_for_params_right_scev, scan_tree_for_params_int,
4523 scan_tree_for_params, struct irp_data, dx_record_params,
4524 find_params_in_bb, find_scop_parameters, gbb_from_bb,
4525 build_loop_iteration_domains, add_conditions_to_domain,
4526 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
4527 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
4528 build_sese_conditions, add_conditions_to_constraints,
4529 build_scop_iteration_domain, build_access_matrix_with_af,
4530 build_access_matrix,
4531 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
4532
4533 * graphite-sese-to-poly.c: New.
4534 * graphite-sese-to-poly.h: New.
4535
4536 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
4537
45382009-02-20 Sebastian Pop <sebastian.pop@amd.com>
4539
4540 * graphite.c: Split graphite code generation to a new file.
4541 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
4542 max_precision_type, clast_to_gcc_expression_red,
4543 clast_to_gcc_expression, gcc_type_for_clast_expr,
4544 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
4545 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
4546 graphite_create_new_guard, clast_get_body_of_loop,
4547 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
4548 graphite_create_new_loop, build_iv_mapping, copy_renames,
4549 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
4550 compute_cloog_iv_types, free_scattering, save_var_name,
4551 initialize_cloog_names, build_scop_context, build_cloog_prog,
4552 set_cloog_options, debug_clast_stmt, scop_to_clast,
4553 print_generated_program, debug_generated_program,
4554 gloog): Moved to graphite-clast-to-gimple.c.
4555
4556 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
4557
4558 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
4559 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
4560 loop_iv_stack_pop, loop_iv_stack_get_iv,
4561 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
4562 free_loop_iv_stack, loop_iv_stack_remove_constants,
4563 debug_rename_elt, debug_rename_map_1, debug_rename_map,
4564 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
4565 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
4566 eq_ivtype_map_elts, sese_add_exit_phis_edge,
4567 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
4568 get_vdef_before_sese, sese_adjust_vphi,
4569 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
4570 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
4571 is_iv, expand_scalar_variables_ssa_name,
4572 expand_scalar_variables_expr, expand_scalar_variables_stmt,
4573 expand_scalar_variables, rename_variables, remove_condition,
4574 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
4575 add_loop_exit_phis, insert_loop_close_phis, struct igp,
4576 default_liveout_before_guard, add_guard_exit_phis,
4577 insert_guard_phis, register_old_and_new_names,
4578 graphite_copy_stmts_from_block, register_sese_liveout_renames,
4579 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
4580 if_region_set_false_region, create_if_region_on_edge,
4581 move_sese_in_condition): Moved to sese.c.
4582
4583 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
4584 if_region_exit, if_region_get_condition_block,
4585 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
4586 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
4587 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
4588 ivtype_map_elt, new_ivtype_map_elt,
4589 recompute_all_dominators): Moved to sese.h.
4590
4591 * graphite-clast-to-gimple.c: New.
4592 * graphite-clast-to-gimple.h: New.
4593 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
4594 * sese.c: Modified as said above.
4595 * sese.h: Same.
4596
45972009-02-20 Sebastian Pop <sebastian.pop@amd.com>
4598
4599 * graphite.c: Split scop detection to a new file.
4600 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
4601 move_sd_regions, loop_affine_expr, exclude_component_ref,
4602 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
4603 graphite_cannot_represent_loop_niter, struct scopdet_info,
4604 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
4605 find_single_entry_edge, find_single_exit_edge,
4606 create_single_entry_edge, sd_region_without_exit,
4607 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
4608 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
4609 Moved to graphite-scop-detection.c.
4610
4611 * graphite-scop-detection.c: New.
4612 * graphite-scop-detection.h: New.
4613 * Makefile.in: Add new rule for graphite-scop-detection.o.
4614
4615 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
4616 tree-scalar-evolution.h.
4617 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
4618 build_sese_loop_nests): Moved here from graphite.c.
4619 (param_index): Renamed parameter_index_in_region.
4620
46212009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
4622 Sebastian Pop <sebastian.pop@amd.com>
4623
4624 * gcc.dg/graphite/block-0.c: Expected to fail now.
4625 * gcc.dg/graphite/block-1.c: Same.
4626 * gcc.dg/graphite/block-5.c: Same.
4627 * gcc.dg/graphite/block-6.c: Same.
4628
46292009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
4630 Sebastian Pop <sebastian.pop@amd.com>
4631
4632 * graphite.h: Separate from graphite_bb_p the polyhedral
4633 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
4634 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
4635 graphite-data-ref.h.
4636 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
4637 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
4638 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
4639 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
4640 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
4641 scop_nb_params): Moved to graphite-poly.h.
4642 * graphite-data-ref.c: Same.
4643 * graphite-data-ref.h: New.
4644 * graphite.c: Same.
4645 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
4646 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
4647 is_interchange_valid, graphite_trans_bb_block,
4648 graphite_trans_loop_block, scop_max_loop_depth,
4649 graphite_trans_scop_block, graphite_apply_transformations,
4650 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
4651 graphite-poly.c.
4652 * graphite-poly.h: New.
4653 * graphite-poly.c: New.
4654 * Makefile.in (OBJS-common): Add graphite-poly.o.
4655 (graphite-poly.o): New rule.
4656 * tree-data-ref.h (struct data_reference): Remove unused scop field.
4657 (DR_SCOP): Removed.
4658
46592009-02-18 Sebastian Pop <sebastian.pop@amd.com>
4660 Tobias Grosser <grosser@fim.uni-passau.de>
4661
4662 * graphite.c: Replace gb -> gbb.
4663 * graphite.h: Same.
4664 * graphite-data-ref.c: Same.
4665
46662009-02-18 Sebastian Pop <sebastian.pop@amd.com>
4667 Tobias Grosser <grosser@fim.uni-passau.de>
4668
4669 * Makefile.in (OBJS-commmon): Add sese.o.
4670 (sese.o): New.
4671 (graphite.o): Add sese.h.
4672 * graphite.c (bb_in_ss_p, loop_in_sese_p,
4673 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
4674 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
4675 Move to sese.
4676 (block_before_scop): Add missing return.
4677 (new_scop, free_scop): Remove SESE data structures.
4678 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
4679 find_scop_parameters, build_loop_iteration_domains,
4680 add_conditions_to_domain, register_scop_liveout_renames,
4681 copy_bb_and_scalar_dependences): Scop -> SESE.
4682
4683 (add_conditions_to_domain): SCoP -> SESE and remove check
4684 (scop_contains_non_iv_scalar_phi_nodes): New.
4685 (build_scop_conditions_1, build_scop_conditions): Remove check for
4686 non iv scalar phi nodes.
4687 (print_scop_statistics): New.
4688 (graphite_transform_loops): Cleanup.
4689
4690 * graphite.h: Move to sese & cleanup.
4691 * sese.c: New.
4692 * sese.h: New.
4693
46942009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4695 Tobias Grosser <grosser@fim.uni-passau.de>
4696
4697 * graphite.c (build_scop_conditions_1): Conditions are only
4698 at the end of a basic block.
4699
47002009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4701 Tobias Grosser <grosser@fim.uni-passau>
4702
4703 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
4704 field.
4705 (GBB_ALPHA): Removed.
4706
47072009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4708 Tobias Grosser <grosser@fim.uni-passau.de>
4709
4710 * graphite-data-ref.c (graphite_test_dependence): Don't use
4711 GBB_DYNAMIC_SCHEDULE.
4712 * graphite.c (new_graphite_bb): Same.
4713 (free_graphite_bb): Same.
4714 (build_scop_dynamic_schedules): Removed.
4715 (graphite_transform_loops): Don't call it.
4716 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
4717 (GBB_DYNAMIC_SCHEDULE): Removed.
4718
47192009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4720 Tobias Grosser <grosser@fim.uni-passau.de>
4721
4722 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
4723 (print_graphite_bb): Same.
4724 (build_cloog_prog): Same.
4725
47262009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4727 Tobias Grosser <grosser@fim.uni-passau.de>
4728
4729 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
4730
47312009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4732 Tobias Grosser <grosser@fim.uni-passau.de>
4733
4734 * graphite.c (build_scop_context): Don't use CloogMatrix.
4735 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
4736 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
4737
47382009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4739 Tobias Grosser <grosser@fim.uni-passau.de>
4740
4741 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
4742 liveout_renames, add_params fields...
4743 (struct sese): ... here.
4744 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
4745 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
4746
47472009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4748 Tobias Grosser <grosser@fim.uni-passau.de>
4749
4750 * graphite.c (print_scop): Do not print the CLooG program.
4751 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
4752 build_cloog_prog, gloog): Don't use SCOP_PROG.
4753 (find_transform): Renamed scop_to_clast.
4754 (print_generated_program, debug_generated_program): New.
4755 (graphite_transform_loops): Adapt to new interface.
4756 * graphite.h (struct scop): Remove program field.
4757 (SCOP_PROG): Removed.
4758 (print_generated_program, debug_generated_program): Declared.
4759
47602009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4761
4762 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
4763 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
4764 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
4765 free_graphite_bb, build_scop_canonical_schedules,
4766 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
4767 schedules are now represented using a ppl_Linear_Expression_t.
4768 * graphite.h (struct graphite_bb): Same.
4769 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
4770 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
4771
47722009-02-15 Sebastian Pop <sebastian.pop@amd.com>
4773
4774 * graphite.c: Free local memory.
4775 * graphite-ppl.c: Same.
4776
47772009-02-15 Sebastian Pop <sebastian.pop@amd.com>
4778
4779 * graphite.c (const_column_index, get_first_matching_sign_row_index,
4780 get_lower_bound_row, get_upper_bound_row, copy_constraint,
4781 swap_constraint_variables, scale_constraint_variable): Removed.
4782 (graphite_trans_bb_strip_mine): Remove pong.
4783 * graphite-ppl.c: Include missing header files.
4784 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
4785 * graphite-ppl.h (ppl_strip_loop): Declared.
4786 * Makefile.in (graphite-ppl.o): Adjust dependences.
4787
47882009-02-14 Sebastian Pop <sebastian.pop@amd.com>
4789
4790 * graphite.c (build_loop_iteration_domains): Remove ping pong.
4791 (build_scop_iteration_domain): Same.
4792
47932009-02-13 Sebastian Pop <sebastian.pop@amd.com>
4794
4795 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4796 ping pong.
4797 (add_value_to_dim, scan_tree_for_params_right_scev,
4798 scan_tree_for_params_int): New.
4799 * graphite-ppl.c (oppose_constraint): New.
4800 (insert_constraint_into_matrix): Implement missing cases.
4801 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4802
48032009-02-13 Sebastian Pop <sebastian.pop@amd.com>
4804
4805 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4806 use ppl_move_dimension.
4807
48082009-02-12 Sebastian Pop <sebastian.pop@amd.com>
4809
4810 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
4811 * graphite.c: Same.
4812 * graphite.h: Same.
4813 * graphite-ppl.c: Same.
4814 * graphite-ppl.h: Same.
4815
48162009-02-12 Sebastian Pop <sebastian.pop@amd.com>
4817
4818 Revert last 3 commits.
4819
48202009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4821
4822 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4823 ping pong.
4824 (add_value_to_dim, scan_tree_for_params_right_scev,
4825 scan_tree_for_params_int): New.
4826 * graphite-ppl.c (oppose_constraint): New.
4827 (insert_constraint_into_matrix): Implement missing cases.
4828 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4829
48302009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4831
4832 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
4833
48342009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4835 Tobias Grosser <grosser@fim.uni-passau.de>
4836
4837 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4838 use ppl_move_dimension.
4839 * graphite-ppl.c (ppl_move_dimension): New.
4840 * graphite-ppl.h (ppl_move_dimension): Declared.
4841
48422009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4843
4844 * graphite.c: Do not include cloog/cloog.h.
4845 (print_graphite_bb): Remove ping pong, call PPL print function.
4846
48472009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
4848
4849 * Makefile.in (OBJS-common): Add graphite-ppl.o.
4850 (graphite.o): Add dependence on graphite-ppl.h.
4851 (graphite-ppl.o): New.
4852 (graphite-data-ref.c): Ping pong between PPL data structures
4853 and matrices.
4854 * graphite-ppl.c: New.
4855 * graphite-ppl.h: New.
4856 * graphite.c: Include graphite-ppl.h.
4857 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
4858 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
4859 Ping pong between PPL data structures and matrices.
4860 (new_graphite_bb): Create a PPL constraint system.
4861 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
4862 (build_loop_iteration_domains): Use PPL functions.
4863 * graphite.h: Include graphite-ppl.h. Fix comments.
4864 (graphite_bb): Use a ppl_Constraint_System_t instead of
4865 CloogMatrix for representing the domain.
4866 (scop): Remove static_schedule.
4867 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
4868
48692009-02-06 Sebastian Pop <sebastian.pop@amd.com>
4870
4871 * graphite.c: Fix some comments.
4872
48732009-02-05 Sebastian Pop <sebastian.pop@amd.com>
4874
4875 PR middle-end/38953
4876 * graphite.c (if_region_set_false_region): After moving a region
4877 in the false branch of a condition, remove the empty dummy
4878 basic block.
4879 (gloog): Remove wrong fix for PR38953.
4880
48812009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
4882
4883 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
4884 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
4885 register_bb_in_sese, new_sese, free_sese): Moved.
4886 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
4887 outermost_loop_in_scop, build_scop_iteration_domain,
4888 expand_scalar_variables_ssa_name, get_vdef_before_scop,
4889 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
4890 Use loop_in_sese_p instead of loop_in_scop_p.
4891 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
4892 (free_scop): Do not free SCOP_BBS_B.
4893 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
4894 ref_nb_loops): Moved here...
4895 * graphite.h (ref_nb_loops): ... from here.
4896 (struct scop): Remove bbs_b bitmap.
4897 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
45489e99 4898 * gcc.dg/graphite/scop-19.c: New
2abae5f1
SP		 4899
49002009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
4901
4902 * graphite.c (scopdet_basic_block_info): Fix bug in scop
4903 detection.
4904
49052009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
4906
4907 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
4908 eq_loop_to_cloog_loop): Remove.
4909 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
4910 * graphite.h (struct scop): Remove loop2cloog_loop.
4911 (loop_domain_dim, loop_iteration_vector_dim): Remove.
4912
49132009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
4914
4915 * opts.c (decode_options): Only add graphite options to O2
4916 if we compile with graphite enabled.
4917
49182009-01-26 Sebastian Pop <sebastian.pop@amd.com>
4919
4920 * Merge from mainline (r143163:143684).
4921
49222009-01-26 Sebastian Pop <sebastian.pop@amd.com>
4923
4924 * graphite.c (debug_value): Removed.
4925 * graphite.h (debug_value): Removed.
4926
49272009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4928
4929 * passes.c (init_optimization_passes): Do not call pass_copy_prop
4930 after graphite: pass_copy_prop does not maintain a proper loop closed
4931 SSA form. pass_copy_prop should be fixed.
4932
49332009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4934
4935 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
4936
49372009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4938
4939 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
4940 (gloog): Split the exit of the scop when the scop exit is a loop exit.
4941 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
4942 changed the CFG.
4943
49442009-01-20 Sebastian Pop <sebastian.pop@amd.com>
4945
4946 * graphite.c (gloog): Return true when code gen succeeded.
4947 (graphite_transform_loops): Do not call cleanup_tree_cfg if
4948 the code of the function did not changed. After cleanup_tree_cfg
4949 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
4950 form.
4951
49522009-01-19 Sebastian Pop <sebastian.pop@amd.com>
4953
4954 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
4955 gimple_call_lhs is NULL.
4956
49572009-01-16 Sebastian Pop <sebastian.pop@amd.com>
4958 Tobias Grosser <tobi.grosser@amd.com>
4959
4960 * graphite.c (graphite_trans_scop_block): Do not block single
4961 nested loops.
4962
49632009-01-15 Sebastian Pop <sebastian.pop@amd.com>
4964 Tobias Grosser <tobi.grosser@amd.com>
4965
4966 * graphite.c (build_scop_canonical_schedules): Start schedules at
4967 zero.
4968
49692009-01-15 Sebastian Pop <sebastian.pop@amd.com>
4970 Tobias Grosser <tobi.grosser@amd.com>
4971
4972 * graphite.c (compare_prefix_loops): New.
4973 (build_scop_canonical_schedules): Rewritten.
4974 (graphite_transform_loops): Move build_scop_canonical_schedules
4975 after build_scop_iteration_domain.
4976
49772009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4978 Tobias Grosser <tobi.grosser@amd.com>
4979
4980 * graphite.c (add_conditions_to_domain): Add the loops to
4981 the dimension of the iteration domain. Do copy the domain
4982 only when it exists.
4983 (build_scop_conditions_1): Do not call add_conditions_to_domain.
4984 (add_conditions_to_constraints): New.
4985 (can_generate_code_stmt, can_generate_code): Removed.
4986 (gloog): Do not call can_generate_code.
4987 (graphite_transform_loops): Call add_conditions_to_constraints
4988 after building the iteration domain.
4989
49902009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4991 Tobias Grosser <tobi.grosser@amd.com>
4992 Jan Sjodin <jan.sjodin@amd.com>
4993
4994 * graphite.c (scan_tree_for_params): On substractions negate
4995 all the coefficients of the term.
4996 (clast_to_gcc_expression_red): New. Handle reduction expressions
4997 of more than two operands.
4998 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
4999 (get_vdef_before_scop): Handle also the case of default definitions.
5000
50012009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5002
5003 PR middle-end/38431
5004 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
5005 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
5006 (gloog): Do not call cleanup_tree_cfg.
5007 (graphite_transform_loops): Call cleanup_tree_cfg after all
5008 scops have been code generated.
5009
50102009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5011
5012 * passes.c (init_optimization_passes): Schedule after
5013 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
5014
50152009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5016
5017 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
5018 Fix comment.
5019 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
5020 Set the type of an expression to the type of its assign statement.
5021 (expand_scalar_variables_expr): Do not pass loop_p.
5022 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
5023 (copy_bb_and_scalar_dependences): Do not pass loop_p.
5024 (translate_clast): Update call to copy_bb_and_scalar_dependences.
5025
50262009-01-11 Sebastian Pop <sebastian.pop@amd.com>
5027
5028 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
5029 an expression to the gimple_expr_type of its assign statement.
5030 (expand_scalar_variables_expr): Stop recursion on tcc_constant
5031 or tcc_declaration.
5032
50332009-01-11 Sebastian Pop <sebastian.pop@amd.com>
5034
5035 PR tree-optimization/38786
45489e99 5036 * gcc.dg/graphite/pr38786.c: New.
2abae5f1
SP		 5037 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
5038 the SSA_NAME case of expand_scalar_variables_expr.
5039 (expand_scalar_variables_expr): Also gather the scalar computation
5040 used to index the memory access.
5041 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
5042 the gimple_stmt_iterator where it inserts new code.
5043
50442009-01-10 Sebastian Pop <sebastian.pop@amd.com>
5045
45489e99 5046 * gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
2abae5f1
SP		 5047
50482009-01-10 Sebastian Pop <sebastian.pop@amd.com>
5049
5050 * opts.c (decode_options): Enable flag_graphite_identity and
5051 flag_loop_block in -O2 and above.
5052
50532009-01-08 Sebastian Pop <sebastian.pop@amd.com>
5054
5055 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
5056 Fix merge problem: replace with the file from trunk.
5057
50582009-01-08 Sebastian Pop <sebastian.pop@amd.com>
5059
5060 * Merge from mainline (r141727:143163).
5061
50622009-01-07 Sebastian Pop <sebastian.pop@amd.com>
5063 Jan Sjodin <jan.sjodin@amd.com>
5064
5065 PR tree-optimization/38559
45489e99 5066 * gcc.dg/graphite/pr38559.c: New.
2abae5f1
SP		 5067
5068 * graphite.c (debug_value, copy_constraint,
5069 swap_constraint_variables, scale_constraint_variable, ): New.
5070 (get_lower_bound, get_upper_bound): Removed.
5071 (graphite_trans_bb_strip_mine): Clean up this code that works
5072 only for constant number of iterations. Fully copy upper and
5073 lower bound constraints, not only the constant part of them.
5074 * graphite.h (debug_value): Declared.
5075
50762009-01-06 Jan Sjodin <jan.sjodin@amd.com>
5077
5078 PR tree-optimization/38492
5079 PR tree-optimization/38498
5080 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
5081 * tree-chrec.h (scev_is_linear_expression): Declared.
5082 * graphite.c (graphite_cannot_represent_loop_niter): New.
5083 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
5084 (graphite_loop_normal_form): Use gcc_assert.
5085 (scan_tree_for_params): Use CASE_CONVERT.
5086 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
5087 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
5088 Use gcc_assert. Discard scops that contain unhandled cases.
5089 (build_scop_conditions): Return a boolean status for unhandled cases.
5090 (strip_mine_profitable_p): Print the loop number, not its depth.
5091 (is_interchange_valid): Pass the depth of the loop nest, don't
5092 recompute it wrongly.
5093 (graphite_trans_bb_block): Same.
5094 (graphite_trans_bb_block): Print tentative of loop blocking.
5095 (graphite_trans_scop_block): Do not print that the loop has been
5096 blocked.
5097 (graphite_transform_loops): Do not handle scops that contain condition
5098 scalar phi nodes.
5099
45489e99 5100 * gcc.dg/graphite/pr38500.c: Fixed warning as committed
2abae5f1 5101 in trunk.
45489e99
SP		 5102 * gcc.dg/graphite/block-0.c: Update test.
5103 * gcc.dg/graphite/block-1.c: Same.
5104 * gcc.dg/graphite/block-2.c: Remove xfail and test for
2abae5f1 5105 blocking.
45489e99
SP		 5106 * gcc.dg/graphite/block-4.c: Remove test for strip mine.
5107 * gcc.dg/graphite/block-3.c: New.
5108 * gcc.dg/graphite/pr38498.c: New.
2abae5f1
SP		 5109
51102008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
5111
5112 PR tree-optimization/38510
5113 * gcc.dg/graphite/pr38510.c: New.
5114 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
5115 (translate_clast): Call recompute_all_dominators before
5116 graphite_verify.
5117 (gloog): Call recompute_all_dominators before graphite_verify.
5118
51192008-12-12 Sebastian Pop <sebastian.pop@amd.com>
5120
5121 PR tree-optimization/38492
5122 * graphite.c (rename_map_elt, debug_rename_elt,
5123 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
5124 rename_map_elt_info, eq_rename_map_elts,
5125 get_new_name_from_old_name, bb_in_sese_p): Moved around.
5126 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
5127 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
5128 (sese_build_livein_liveouts): New.
5129 (new_sese, free_sese): New.
5130 (new_scop): Call new_sese.
5131 (free_scop): Call free_sese.
5132 (rename_variables_from_edge, rename_phis_end_scop): Removed.
5133 (register_old_new_names): Renamed register_old_and_new_names.
5134 (register_scop_liveout_renames, add_loop_exit_phis,
5135 insert_loop_close_phis, struct igp,
5136 default_liveout_before_guard, add_guard_exit_phis,
5137 insert_guard_phis, copy_renames): New.
5138 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
5139 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
5140 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
5141 (scop_adjust_phis_for_liveouts): New.
5142 (gloog): Call scop_adjust_phis_for_liveouts.
5143
5144 * graphite.h (struct sese): Documented. Added fields liveout,
5145 num_ver and livein.
5146 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
5147 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
5148 (struct scop): Added field liveout_renames.
5149 (SCOP_LIVEOUT_RENAMES): New.
5150
51512008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5152
5153 PR tree-optimization/38409
5154 * gcc.dg/graphite/pr38409.c: New.
5155 * graphite.c (nb_reductions_in_loop): Use simple_iv.
5156
51572008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5158
5159 * graphite.c (gcc_type_for_cloog_iv): By default return
5160 integer_type_node.
5161 (graphite_create_new_loop): Don't fold_convert the already
5162 fold_convert-ed expression.
5163
51642008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
5165
5166 PR tree-optimization/38446
5167 * gcc.dg/graphite/pr38446.c: New.
5168 * graphite.c (register_bb_in_sese): New.
5169 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
5170 looking at the bbs in the region.
5171 * graphite.h (sese): Add region_basic_blocks pointer set to
5172 structure and initialize at the time of defining new scop.
5173
51742008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
5175
5176 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
5177 (find_params_in_bb): Do not free data refs.
5178 (free_graphite_bb): Add FIXME on disabled free_data_refs.
5179
51802008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5181
45489e99
SP		 5182 * gcc.dg/graphite/scop-16.c: Test only scop specific info.
5183 * gcc.dg/graphite/scop-17.c: Same.
5184 * gcc.dg/graphite/block-5.c: New.
5185 * gcc.dg/graphite/block-6.c: New.
5186 * gcc.dg/graphite/pr37485.c: Clean dump file after.
5187 * gcc.dg/graphite/pr37684.c: Same.
5188 * gcc.dg/graphite/block-2.c: Same.
2abae5f1
SP		 5189
5190 * graphite.c (struct ivtype_map_elt): New.
5191 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
5192 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
5193 gcc_type_for_cloog_iv): New.
5194 (loop_iv_stack_patch_for_consts): Use the type of the induction
5195 variable from the original loop, except for the automatically
5196 generated loops, i.e., in the case of a strip-mined loop, in
5197 which case there is no original loop: in that case just use
5198 integer_type_node.
5199 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
5200 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
5201 (clast_name_to_gcc): Accept params to be NULL.
5202 (clast_to_gcc_expression): Take an extra parameter for the type.
5203 Convert to that type all the expressions built by this function.
5204 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
5205 (graphite_translate_clast_equation): Compute the type of the
5206 clast_equation before translating its LHS and RHS.
5207 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
5208 (graphite_create_new_loop): Compute the type of the induction
5209 variable before translating the lower and upper bounds and before
5210 creating the induction variable.
5211 (rename_variables_from_edge, rename_phis_end_scop): New.
5212 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
5213 (sese_add_exit_phis_edge): Do not use integer_zero_node.
5214 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
5215 compute_cloog_iv_types): New.
5216 (gloog): Call compute_cloog_iv_types before starting the
5217 translation of the clast.
5218
5219 * graphite.h (struct graphite_bb): New field cloog_iv_types.
5220 (GBB_CLOOG_IV_TYPES): New.
5221 (debug_ivtype_map): Declared.
5222 (oldiv_for_loop): New.
5223
52242008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
5225
5226 PR middle-end/38459
5227 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
5228 (param_index): Assert if parameter is not know after parameter
5229 detection.
5230 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
5231 (find_scop_parameters): Mark, that we have finished parameter
5232 detection.
5233 (graphite_transform_loops): Move condition detection before parameter
5234 detection.
5235 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
45489e99 5236 * gfortran.dg/graphite/pr38459.f90: New.
2abae5f1
SP		 5237
52382008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
5239
5240 * graphite.c (graphite_transform_loops): Always call find_transform ()
5241 in ENABLE_CHECKING. So we test these code paths, even if we do not
5242 generate code.
5243
52442008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
5245
5246 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
5247 (print_scop): Ditto.
5248
52492008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
5250
5251 PR middle-end/38084
45489e99 5252 Fix gfortran.dg/graphite/id-3.f90.
2abae5f1
SP		 5253 * graphite.c (scopdet_basic_block_info): Fix bug that found some
5254 regions more than once.
5255
52562008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5257
45489e99 5258 Fix gfortran.dg/graphite/id-4.f90.
2abae5f1
SP		 5259 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
5260 when not needed.
5261
52622008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5263
45489e99 5264 Fix gfortran.dg/graphite/id-1.f90.
2abae5f1
SP		 5265 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
5266 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
5267 (max_precision_type): New.
5268 (value_clast): Removed.
5269 (clast_to_gcc_expression): Be more careful to types of expressions.
5270 Use max_precision_type and update use of gmp_cst_to_tree.
5271 (graphite_translate_clast_equation): Use max_precision_type.
5272 (graphite_create_guard_cond_expr): Do not use integer_type_node,
5273 use the type of the condition.
5274 (graphite_create_new_loop): Do not use integer_type_node, use the
5275 max_precision_type of lb and ub.
5276
52772008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5278
5279 * graphite.c (build_scops_1): Initialize open_scop.exit
5280 and sinfo.last.
5281
52822008-12-02 Sebastian Pop <sebastian.pop@amd.com>
5283
45489e99
SP		 5284 * gcc.dg/graphite/pr38084.c: New.
5285 * gfortran.dg/graphite/id-1.f90: New.
5286 * gfortran.dg/graphite/id-2.f90: New.
5287 * gfortran.dg/graphite/id-3.f90: New.
5288 * gfortran.dg/graphite/id-4.f90: New.
5289 * gfortran.dg/graphite/pr37857.f90: New.
2abae5f1
SP		 5290
52912008-12-02 Sebastian Pop <sebastian.pop@amd.com>
5292 Jan Sjodin <jan.sjodin@amd.com>
5293 Harsha Jagasia <harsha.jagasia@amd.com>
5294
5295 PR middle-end/37852
5296 PR middle-end/37883
5297 PR middle-end/37928
5298 PR middle-end/37980
5299 PR middle-end/38038
5300 PR middle-end/38039
5301 PR middle-end/38073
5302 PR middle-end/38083
5303 PR middle-end/38125
5304
45489e99
SP		 5305 * gcc.dg/graphite/pr38073.c: New.
5306 * gcc.dg/graphite/pr37928.c: New.
5307 * gcc.dg/graphite/pr37883.c: New.
5308 * gcc.dg/graphite/pr38125.c: New.
5309 * gfortran.dg/graphite/pr38083.f90: New.
5310 * gfortran.dg/graphite/pr37852.f90: New.
5311 * gfortran.dg/graphite/pr37980.f90: New.
2abae5f1 5312
45489e99 5313 * gcc.dg/graphite/scop-18.c: Remove reduction, test for
2abae5f1
SP		 5314 the number of detected scops. Copy exact same test for loop
5315 blocking...
45489e99 5316 * gcc.dg/graphite/block-1.c: Fix the number of expected
2abae5f1 5317 loops to be blocked as reductions are not handled.
45489e99 5318 * gcc.dg/graphite/block-4.c: ...here. New.
2abae5f1
SP		 5319
5320 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
5321 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
5322 ...here.
5323 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
5324 * Makefile.in (graphite.o): Depend on value-prof.h.
5325 (graphite.o-warn): Removed -Wno-error.
5326 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
5327 to be a NULL pointer. Call update_stmt. Return the newly created
5328 cannonical induction variable.
5329
5330 * graphite.h (debug_rename_map): Declared. Fix some comments.
5331
5332 * graphite.c: Reimplement the code generation from graphite to gimple.
5333 Include value-prof.h.
5334 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
5335 (get_old_iv_from_ssa_name): Removed.
5336 (graphite_stmt_p): New.
5337 (new_graphite_bb): Test for useful statements before building a
5338 graphite statement for the basic block.
5339 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
5340 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
5341 reason.
5342 (recompute_all_dominators, graphite_verify,
5343 nb_reductions_in_loop, graphite_loop_normal_form): New.
5344 (scop_record_loop): Call graphite_loop_normal_form.
5345 (build_scop_loop_nests): Iterate over all the blocks of the
5346 function instead of relying on the incomplete information from
5347 SCOP_BBS. Return the success of the operation.
5348 (find_params_in_bb): Use the data from GBB_DATA_REFS.
5349 (add_bb_domains): Removed.
5350 (build_loop_iteration_domains): Don't call add_bb_domains.
5351 Add the iteration domain only to the basic blocks that have been
5352 translated to graphite.
5353 (build_scop_conditions_1): Add constraints only if the basic
5354 block have been translated to graphite.
5355 (build_scop_data_accesses): Completely disabled until data
5356 dependence is correctly implemented.
5357 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
5358 (remove_all_edges_1, remove_all_edges): Removed.
5359 (get_new_name_from_old_name): New.
5360 (graphite_rename_variables_in_stmt): Renamed
5361 rename_variables_in_stmt. Call get_new_name_from_old_name.
5362 Use replace_exp and update_stmt.
5363 (is_old_iv): Renamed is_iv.
5364 (expand_scalar_variables_stmt): Extra parameter for renaming map.
5365 Use replace_exp and update_stmt.
5366 (expand_scalar_variables_expr): Same. Use the map to get the
5367 new names for the renaming of induction variables and for the
5368 renaming of variables after a basic block has been copied.
5369 (expand_scalar_variables): Same.
5370 (graphite_rename_variables): Renamed rename_variables.
5371 (move_phi_nodes): Removed.
5372 (get_false_edge_from_guard_bb): New.
5373 (build_iv_mapping): Do not insert the induction variable of a
5374 loop in the renaming iv map if the basic block does not belong
5375 to that loop.
5376 (register_old_new_names, graphite_copy_stmts_from_block,
5377 copy_bb_and_scalar_dependences): New.
5378 (translate_clast): Heavily reimplemented: copy basic blocks,
5379 do not move them. Finally, in call cleanup_tree_cfg in gloog.
5380 At each translation step call graphite_verify ensuring the
5381 consistency of the SSA, loops and dominators information.
5382 (collect_virtual_phis, find_vdef_for_var_in_bb,
5383 find_vdef_for_var_1, find_vdef_for_var,
5384 patch_phis_for_virtual_defs): Removed huge hack.
5385 (mark_old_loops, remove_dead_loops, skip_phi_defs,
5386 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
5387 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
5388 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
5389 if_region_get_condition_block, if_region_set_false_region,
5390 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
5391 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
5392 sese_add_exit_phis_edge, sese_add_exit_phis_var,
5393 rewrite_into_sese_closed_ssa): New.
5394 (gloog): Remove dead code. Early return if code cannot be
5395 generated. Call cleanup_tree_cfg once the scop has been code
5396 generated.
5397 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
5398 block loops with less than two loops.
5399 (graphite_apply_transformations): Remove the call to
5400 scop_remove_ignoreable_gbbs.
5401 (limit_scops): When build_scop_loop_nests fails, continue on
5402 the next scop. Fix open_scop.entry.
5403 (graphite_transform_loops): Call recompute_all_dominators: force the
5404 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
5405 Call initialize_original_copy_tables and free_original_copy_tables
5406 to be able to copy basic blocks during code generation.
5407 When build_scop_loop_nests fails, continue on next scop.
5408 (value_clast): New union.
5409 (clast_to_gcc_expression): Fix type cast warning.
5410
54112008-11-09 Sebastian Pop <sebastian.pop@amd.com>
5412
5413 * Merge from mainline (r140838:141727).
5414
54152008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
5416
5417 PR middle-end/37833
5418
5419 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
5420
54212008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
5422
5423 PR middle-end/37943
5424
5425 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
5426 exits and conditions.
45489e99 5427 * gcc.dg/graphite/pr37943.c: New.
2abae5f1
SP		 5428
54292008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
5430
5431 PR middle-end/37886
5432 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
5433
54342008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
5435
5436 * doc/invoke.texi: Fix spaces.
5437
54382008-10-22 Sebastian Pop <sebastian.pop@amd.com>
5439
5440 PR tree-optimization/37891
5441 Reverted last commit.
5442 * graphite.c (create_single_entry_edge): Set
5443 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
5444
54452008-10-21 Sebastian Pop <sebastian.pop@amd.com>
5446 Mitul Thakkar <mitul.thakkar@amd.com>
5447
5448 * graphite.c (create_single_entry_edge): Set
5449 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
5450
54512008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
5452
5453 * doc/invoke.texi: Add -fgraphite-identity.
5454 * graphite.c (graphite_apply_transformations): Check for
5455 -fgraphite-identity.
5456 * toplev.c (process_options): Add flag_graphite_identity.
5457 * tree-ssa-loop.c: Add flag_graphite_identity.
5458
54592008-10-14 Sebastian Pop <sebastian.pop@amd.com>
5460
5461 Undo changes from 2008-10-02:
5462 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
5463 operand type when copying the operand to a variable of different type.
5464 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
5465 with the IV name after increment.
5466
54672008-10-14 Sebastian Pop <sebastian.pop@amd.com>
5468 Harsha Jagasia <harsha.jagasia@amd.com>
5469
5470 PR tree-optimization/37828
45489e99 5471 * gcc.dg/graphite/pr37828.c: New.
2abae5f1
SP		 5472 * graphite.c (graphite_trans_loop_block): Do not loop block
5473 single nested loops.
5474
54752008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
5476 Sebastian Pop <sebastian.pop@amd.com>
5477
5478 * graphite.c (struct rename_map_elt, new_rename_map_elt,
5479 rename_map_elt_info, eq_rename_map_elts): New.
5480 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
5481 (expand_scalar_variables_expr): Change parameters.
5482 (expand_scalar_variables_stmt): Same.
5483 (expand_scalar_variables): Same.
5484 (graphite_rename_ivs): Rename graphite_rename_variables.
5485 (build_iv_mapping): New.
5486 (translate_clast): Call build_iv_mapping.
5487 * graphite.h (gbb_p): New name.
5488
54892008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
5490
5491 PR tree-optimization/37684
5492 * gcc.dg/graphite/pr37684.c: New.
5493 * graphite.c (exclude_component_ref): New.
5494 (is_simple_operand): Call exclude_component_ref.
5495
54962008-10-02 Jan Sjodin <jan.sjodin@amd.com>
5497 Harsha Jagasia <harsha.jagasia@amd.com>
5498
5499 PR tree-optimization/37485
5500 * gcc.dg/graphite/block-2.c: New
5501 * graphite.c (gmp_cst_to_tree): Moved.
5502 (iv_stack_entry_is_constant): New.
5503 (iv_stack_entry_is_iv): New.
5504 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
5505 (loop_iv_stack_insert_constant): New.
5506 (loop_iv_stack_pop): Use new datatpype.
5507 (loop_iv_stack_get_iv): Same.
5508 (loop_iv_stack_get_iv_from_name): Same.
5509 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
5510 (loop_iv_stack_patch_for_consts): New.
5511 (loop_iv_stack_remove_constants): New.
5512 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
5513 (translate_clast): Call loop_iv_stack_patch_for_consts and
5514 loop_iv_stack_remove_constants.
5515 (gloog): Use new datatype. Redirect construction edge to end
5516 block to avoid accidental deletion.
5517 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
5518 iv stack entry.
5519 (union iv_stack_entry_data): New. Data in iv stack entry.
5520 (struct iv_stack_entry): New. Datatype for iv stack entries.
5521
55222008-10-02 Sebastian Pop <sebastian.pop@amd.com>
5523
5524 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
5525 operand type when copying the operand to a variable of different type.
5526
55272008-10-02 Sebastian Pop <sebastian.pop@amd.com>
5528
5529 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
5530 with the IV name after increment.
5531
55322008-10-02 Sebastian Pop <sebastian.pop@amd.com>
5533
5534 * Merge from mainline (r140164:140838).
5535
55362008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5537
5538 * graphite-data-ref.c: New.
5539 * graphite.c (print_scop): Also dump the dependence graph.
5540 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
5541 (new_scop): Initialize SCOP_DEP_GRAPH.
5542 (build_scop_dynamic_schedules): New.
5543 (build_access_matrix_with_af): Fixed column numbering.
5544 (graphite_transform_loops): Call build_scop_dynamic_schedules.
5545 * graphite.h: Add ifndef/define guards against multiple inclusion.
5546 (struct scop): Add dep_graph field.
5547 (SCOP_DEP_GRAPH): Defined.
5548 (ref_nb_loops): Fixed and moved to other position.
5549 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
5550 (nb_loops_around_loop_in_scop): New.
5551 (graphite_dump_dependence_graph): Declared.
5552 (graphite_build_rdg_all_levels): Declared.
5553 (graphite_test_dependence): Declared.
5554 * Makefile.in (graphite-data-ref.o): New target.
5555
55562008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5557
5558 * Merge from mainline (139870:140164).
5559
55602008-09-01 Sebastian Pop <sebastian.pop@amd.com>
5561
5562 * Merge from mainline (138275:139870).
45489e99 5563 * gcc.dg/graphite/scop-matmult.c: XFailed as one of
2abae5f1
SP		 5564 the commits from trunk broke the niter detection.
5565
55662008-09-01 Sebastian Pop <sebastian.pop@amd.com>
5567
5568 * graphite.c: Add more documentation. Fix formatting.
5569 (debug_loop_vec, debug_oldivs, loop_iv_stack,
5570 loop_iv_stack_debug): Moved...
5571 (schedule_to_scattering): Move before use.
5572 (dot_all_scops): Include in "#if 0" the code for system
5573 call dotty.
5574
5575 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
5576 loop_iv_stack_debug): ...here.
5577
55782008-08-29 Jan Sjodin <jan.sjodin@amd.com>
5579
5580 * tree-phinodes.c (make_phi_node): Extern.
5581 (add_phi_node_to_bb): New.
5582 (create_phi_node): Call add_phi_node_to_bb.
5583 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5584 (remove_statement): Handle case where stored phi was updated
5585 and is no longer the same.
5586 * graphite.c (is_parameter): New.
5587 (is_old_iv): New.
5588 (expand_scalar_variables_expr): New.
5589 (expand_scalar_variables_stmt): New.
5590 (expand_scalar_variables): New.
5591 (move_phi_nodes): Create new phi instead of moving old one.
5592 (translate_clast): Call expand_scalar_variables.
5593 (find_vdef_for_var_in_bb): Also scan regular definitions.
5594 (skip_phi_defs): New.
5595 (collect_scop_exit_phi_args): New.
5596 (patch_scop_exit_phi_args): New.
5597 (gloog): Patch phis after scop.
5598 * tree-flow.h: (add_phi_node_to_bb): Declared.
5599 (make_phi_node): Declared.
5600
56012008-08-26 Sebastian Pop <sebastian.pop@amd.com>
5602
5603 * graphite.c (end_scop): Split the entry of the scop when it
5604 is the header of the loop in which the scop is ending.
5605 (build_scops_1, limit_scops): Update uses of end_scop.
5606
56072008-08-26 Sebastian Pop <sebastian.pop@amd.com>
5608
5609 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
5610 SCOP_ENTRY or SCOP_EXIT.
5611
56122008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5613
5614 * graphite.c (get_construction_edge): Removed.
5615 (gloog): Construction edge is the scop entry edge.
5616
56172008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5618
5619 * graphite.c (can_generate_for_scop): Removed.
5620 (gloog): Do not call it.
5621
56222008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5623
5624 * graphite.c (new_scop): Entry of a scop is an edge.
5625 Initialize SESE region.
5626 (free_scop): Free SESE region.
5627 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
5628 (split_difficult_bb): New, split from end_scop.
5629 (end_scop): Exit of a scop is an edge.
5630 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
5631 not automatically updated and thus is always wrong.
5632 * graphite.h (struct sese): New.
5633 (SESE_ENTRY): New.
5634 (SESE_EXIT): New.
5635 (struct scop): New field for a SESE region. Remove entry, exit.
5636 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
5637 semantics as before. Moved comment around.
5638
56392008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5640 Sebastian Pop <sebastian.pop@amd.com>
5641
5642 * graphite.c (graphite_transform_loops): Always enable gloog
5643 and find_transform when ENABLE_CHECKING.
5644
56452008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5646
5647 * graphite.c (graphite_transform_loops): Move pretty printer
5648 of SCOPs before doing any transform. Remove call to print_scops
5649 and dot_all_scops_1.
5650
56512008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5652
5653 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
5654 (print_graphite_bb): Same.
5655
56562008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5657
5658 * graphite.c (dot_all_scops_1): Cleanup.
5659 (move_scops): Fix comment.
5660
56612008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5662
5663 * graphite.c (build_scop_bbs): Revert commit 139355:
5664
5665 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5666 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5667
5668 * graphite.c (build_scop_bbs): Factor up code.
5669
56702008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5671
5672 * graphite.c (gloog): Update dominator info.
5673
56742008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5675
5676 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
5677
56782008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5679
5680 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
5681 initialization.
5682 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
5683 (translate_clast): Correct formatting.
5684 * graphite.h (struct num_map): Removed.
5685 (struct graphite_bb): Remove num_map field.
5686 (GBB_INDEX_TO_NUM_MAP): Removed.
5687
56882008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5689
5690 * graphite.c (build_access_matrix_with_af): Fix comments.
5691 (build_scop_data_accesses): Same.
5692
56932008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5694
5695 * graphite.c (build_scop_data_accesses): Don't construct
5696 access matrices. Add a FIXME and an assert condition that
5697 should pass when the access matrices will be needed.
5698
56992008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5700
5701 * tree-data-ref.c (stmt_simple_memref_p): Don't call
5702 really_constant_p.
5703 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
5704 Moved close by free_graphite_bb.
5705 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
5706 (new_scop): Move close by free_scop.
5707 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
5708
57092008-08-22 Jan Sjodin <jan.sjodin@amd.com>
5710
5711 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
5712 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
5713 instead of recursive call.
5714 (graphite_translate_clast_equation): New.
5715 (graphite_create_guard_cond_expr): New.
5716 (graphite_create_new_guard): New.
5717 (get_stack_index_from_iv): Removed.
5718 (graphite_rename_ivs_stmt): Use gbb_loop_index.
5719 (get_true_edge_from_guard_bb): New.
5720 (translate_clast): Handle stmt_guard in clast.
5721 (get_construction_edge): Allow construction edge detection for
5722 a scope entry with multiple predecessors if one predecessor is
5723 the immediate dominator of scope entry.
5724 (can_generate_code_stmt): Enable code generation for clast_guard.
5725 (gloog): Use correct context loop. Removed check for post dominators.
5726 * cfgloop.h (create_empty_if_region_on_edge): Declared.
5727
57282008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5729
5730 * graphite.c (remove_dead_loops): Document better which
5731 loops are removed.
5732
57332008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5734
5735 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
5736 and PPLINC.
5737 (graphite.o): Also depends on pointer-set.h.
5738
57392008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5740
5741 * graphite.c (scop_record_loop): Fix compile warning.
5742
57432008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
5744 Sebastian Pop <sebastian.pop@amd.com>
5745
5746 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
5747
57482008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5749
5750 * graphite.c (build_graphite_bb): Initialize bb->aux to
5751 point to the graphite_bb_p.
5752 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
5753 content of bb->aux.
5754 (add_bb_domains): Does not use the scop parameter.
5755 (graphite_transform_loops): Clean bb->aux at the end.
5756
57572008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5758 Sebastian Pop <sebastian.pop@amd.com>
5759
45489e99 5760 * lib/target-supports.exp
2abae5f1
SP		 5761 (check_effective_target_fgraphite): New.
5762
45489e99 5763 * gcc.dg/graphite/graphite.exp: Early exit when
2abae5f1
SP		 5764 check_effective_target_fgraphite returns false.
5765 Set dg-do-what-default to compile.
5766 (scan-graphite-dump-times): Removed.
45489e99 5767 * gfortran.dg/graphite/graphite.exp: Same.
2abae5f1 5768
45489e99 5769 * gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
2abae5f1 5770 Use scan-tree-dump-times instead of scan-graphite-dump-times.
45489e99
SP		 5771 * gcc.dg/graphite/scop-1.c: Same.
5772 * gcc.dg/graphite/scop-2.c: Same.
5773 * gcc.dg/graphite/scop-3.c: Same.
5774 * gcc.dg/graphite/scop-4.c: Same.
5775 * gcc.dg/graphite/scop-5.c: Same.
5776 * gcc.dg/graphite/scop-6.c: Same.
5777 * gcc.dg/graphite/scop-7.c: Same.
5778 * gcc.dg/graphite/scop-8.c: Same.
5779 * gcc.dg/graphite/scop-9.c: Same.
5780 * gcc.dg/graphite/scop-10.c: Same.
5781 * gcc.dg/graphite/scop-11.c: Same.
5782 * gcc.dg/graphite/scop-12.c: Same.
5783 * gcc.dg/graphite/scop-13.c: Same.
5784 * gcc.dg/graphite/scop-matmult.c: Same.
5785 * gcc.dg/graphite/scop-14.c: Same.
5786 * gcc.dg/graphite/scop-15.c: Same.
5787 * gcc.dg/graphite/block-0.c: Same.
5788 * gcc.dg/graphite/scop-16.c: Same.
5789 * gcc.dg/graphite/block-1.c: Same.
5790 * gcc.dg/graphite/scop-17.c: Same.
5791 * gcc.dg/graphite/scop-18.c: Same.
5792 * gfortran.dg/graphite/block-1.f90: Same.
5793 * gfortran.dg/graphite/scop-1.f: Same.
5794 * gfortran.dg/graphite/block-2.f: Same.
2abae5f1
SP		 5795
57962008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5797
5798 * graphite.c: Fix some XXX comments.
5799 (build_scop_dynamic_schedules): Removed.
5800
58012008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5802
5803 * graphite.h (scop_max_loop_depth): Moved...
5804 * graphite.c (scop_max_loop_depth): ...here.
5805 (remove_all_edges_1): New.
5806 (remove_all_edges): Factored code.
5807 (remove_cond_exprs): Check only the last statement for
5808 a GIMPLE_COND expression.
5809
58102008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5811
5812 * graphite.c (scan_tree_for_params): Early return when the
5813 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
5814 (find_scop_parameters): Factor out code.
5815 (graphite_trans_bb_strip_mine): Remove dead code.
5816
58172008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5818
5819 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
5820 graphite_trans_bb_move_loop): Factor asserts.
5821 (gloog): Perform sanity checks only for ENABLE_CHECKING.
5822 Do not call calculate_dominance_info and estimate_bb_frequencies.
5823
58242008-08-20 Jan Sjodin <jan.sjodin@amd.com>
5825
5826 * graphite.c (create_loops_mapping, free_loops_mapping,
5827 create_loops_mapping_num, debug_loop_mapping_1,
5828 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
5829 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
5830 graphite_loops_mapping_add_child_num,
5831 graphite_loops_mapping_insert_child,
5832 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
5833 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
5834 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
5835 create_num_from_index, get_num_from_index,
5836 swap_loop_mapped_depth): Removed.
5837 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
5838 (free_scop): Do not call free_loops_mapping.
5839 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
5840 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
5841 get_loop_mapped_depth.
5842 (graphite_trans_bb_move_loop): Do not update the loop mapping.
5843 (graphite_trans_bb_strip_mine): Same.
5844 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
5845 (struct scop): Remove field loops_mapping.
5846
58472008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5848 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5849
5850 * graphite.c (scop_record_loop): Factor out one level of the
5851 condition by early return.
5852 (build_scop_loop_nests): Format following FSF coding style.
5853 (build_scop_dynamic_schedules): Factor out code.
5854 (scopdet_bb_info): Reindent. Default case should not be reachable.
5855
58562008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5857 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5858
5859 * graphite.c (loop_affine_expr): Check for DECL_P or struct
5860 assignments that are not handled as simple operands for now.
5861
58622008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5863 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5864
5865 * graphite.c (build_scop_bbs): Factor up code.
5866
58672008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5868 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5869
5870 * graphite.c (stmt_simple_for_scop_p): Factor code out
5871 of the loop.
5872 (enum gbb_type): New. Group all the GBB_* types under it.
5873 (is_loop_exit): Moved...
5874 (end_scop): Enable BB spliting.
5875 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
5876 * cfgloop.h (is_loop_exit): Declared.
5877
58782008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5879
5880 * doc/invoke.texi: Remove strides from examples containing
5881 DO loops when the strides are equal to 1.
5882
58832008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
5884 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5885
5886 * graphite.c (graphite_trans_scop_block): Or the result with
5887 the result from graphite_trans_loop_block.
45489e99
SP		 5888 * gcc.dg/graphite/block-1.c: New.
5889 * gfortran.dg/graphite/block-1.f90: New.
5890 * gfortran.dg/graphite/block-2.f: New.
2abae5f1
SP		 5891
58922008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5893
5894 * graphite.c (graphite_transform_loops): Call cloog_initialize
5895 and cloog_finalize.
5896
58972008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5898
5899 * tree-data-ref.c) (stmt_simple_memref_p): New.
5900 * tree-data-ref.h (stmt_simple_memref_p): Declared.
5901 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
5902 (is_simple_operand): Call stmt_simple_memref_p.
5903
45489e99 5904 * gcc.dg/graphite/scop-matmult.c: Updated for not
2abae5f1
SP		 5905 using pointer arithmetic, as this is optimized by PRE and
5906 makes the code too difficult to analyze.
5907
45489e99 5908 * gcc.dg/graphite/scop-18.c: Same.
2abae5f1
SP		 5909
59102008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5911
5912 * gdbinit.in (pgg): New.
5913
59142008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5915
5916 * graphite.c (graphite_trans_loop_block): Fix warning.
5917
59182008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5919
5920 * graphite.c (graphite_trans_loop_block): Fix my merge error.
5921
59222008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5923
5924 * graphite.c (graphite_trans_bb_block): Remove check for
5925 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
5926 Check if loop blocking is profitable for every loop, before applying
5927 the changes.
5928 (graphite_apply_transformations): Call graphite_trans_bb_block only,
5929 if flag_loop_block is set.
5930
59312008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5932
5933 * graphite.c: Add some more documentation for the loop
5934 mapping.
5935
59362008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5937
5938 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
5939 * graphite.c: Format on less than 80 columns.
5940 * graphite.h: Same.
5941
59422008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5943
5944 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
5945
59462008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5947
5948 * doc/invoke.texi (floop-block, floop-strip-mine,
5949 floop-interchange): Update documentation with examples.
5950
59512008-08-13 Sebastian Pop <sebastian.pop@amd.com>
5952
5953 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
5954 add_referenced_var.
5955 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
5956
59572008-08-13 Sebastian Pop <sebastian.pop@amd.com>
5958
5959 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
5960 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
5961 * tree-scalar-evolution.c: Revert useless changes.
5962 * tree-phinodes.c: Same.
5963 * cfghooks.c: Same.
5964 * vec.h: Same.
5965 * tree-vectorizer.h: Same.
5966 * tree-flow.h: Same.
5967 * tree-cfg.c: Same.
5968 * common.opt (fgraphite): Update documentation.
5969
59702008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
5971
5972 * doc/invoke.texi (-floop-block, -floop-strip-mine,
5973 -floop-interchange): Add more text for explaining what each of these
5974 flags is doing.
5975 * tree-into-ssa.c (gimple_vec): Moved to...
5976 * graphite.c: Include gimple.h.
5977 (gimple_vec): Moved to...
5978 (del_loop_to_cloog_loop): Removed.
5979 (loop_affine_expr): Do not call create_data_ref when the
5980 operand is a constant.
5981 (new_scop): Use free instead of del_loop_to_cloog_loop.
5982 * Makefile.in (graphite.o): Depend on GIMPLE_H.
5983 * gimple.h (gimple_vec): ... here.
5984
59852008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5986
5987 * graphite.c (scopdet_bb_info): Only allow loops with known number of
5988 latch executions.
5989 (build_loop_iteration_domains): Fail, if latch executions unknown.
5990
59912008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5992
5993 * graphite.c (add_conditions_to_domain): New.
5994 (build_scop_conditions_1): Call add_conditions_to_domain.
5995 (set_cloog_options): Allow to disable optimizations.
5996
59972008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5998
5999 * graphite.c (find_params_in_bb): Look for parameters in conditions.
6000 Do not use walk_dominator_tree.
6001 (find_scop_parameters): Do not use walk_dominator_tree.
6002
60032008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6004
6005 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
6006 (idx_record_params): Adapt.
6007 * graphite.h (scop_gimple_loop_depth): New.
6008
60092008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6010
6011 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
6012 (scan_tree_for_params): Remove value_init.
6013 (build_scop_context): Remove value_init.
6014 (build_loop_iteration_domains): Remove value_init.
6015 (schedule_to_scattering): Remove value_init.
6016 (graphite_trans_bb_strip_mine): Remove value_init.
6017
60182008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6019
6020 * gcc/graphite.c (limit_scops): New.
6021 (graphite_transform_loops): Add limit SCoPs.
45489e99
SP		 6022 * gcc.dg/graphite/scop-0.c: Update number of SCoPs.
6023 * gcc.dg/graphite/scop-1.c: Update number of SCoPs.
6024 * gcc.dg/graphite/scop-10.c: Update number of SCoPs.
6025 * gcc.dg/graphite/scop-11.c: Update number of SCoPs.
6026 * gcc.dg/graphite/scop-12.c: Update number of SCoPs.
6027 * gcc.dg/graphite/scop-13.c: Update number of SCoPs.
6028 * gcc.dg/graphite/scop-14.c: Update number of SCoPs.
6029 * gcc.dg/graphite/scop-15.c: Update number of SCoPs.
6030 * gcc.dg/graphite/scop-16.c: Update number of SCoPs.
2abae5f1 6031 Change loop numbers.
45489e99 6032 * gcc.dg/graphite/scop-17.c: Update number of SCoPs.
2abae5f1 6033 Change loop numbers.
45489e99
SP		 6034 * gcc.dg/graphite/scop-18.c: Update number of SCoPs.
6035 * gcc.dg/graphite/scop-2.c: Update number of SCoPs.
6036 * gcc.dg/graphite/scop-3.c: Update number of SCoPs.
6037 * gcc.dg/graphite/scop-4.c: Update number of SCoPs.
6038 * gcc.dg/graphite/scop-5.c: Update number of SCoPs.
6039 * gcc.dg/graphite/scop-6.c: Update number of SCoPs.
6040 * gcc.dg/graphite/scop-7.c: Update number of SCoPs.
6041 * gcc.dg/graphite/scop-8.c: Update number of SCoPs.
6042 * gcc.dg/graphite/scop-9.c: Update number of SCoPs.
6043 * gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
2abae5f1
SP		 6044
60452008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6046
6047 * graphite.c (graphite_transform_loops): Call always find_transform.
6048
60492008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
6050
6051 * graphite.c (free_loops_mapping): New.
6052 (stmt_simple_for_scop_p): Fix typo.
6053 (stmt_simple_for_scop_p): Fix tuples functions, that
6054 broke polyhedron.
6055 (free_graphite_bb): Fix some memleaks.
6056 (free_scop): Fix some memleaks.
6057 (scopdet_bb_info): Do not forget some tmp SCoPs.
6058 (find_params_in_bb): Fix some memleaks.
6059 (clast_to_gcc_expression): Fix warning.
6060
60612008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
6062
45489e99
SP		 6063 * gcc.dg/graphite/scop-16.c: Fix for 32bit.
6064 * gcc.dg/graphite/scop-17.c: Fix for 32bit.
2abae5f1
SP		 6065
60662008-08-04 Sebastian Pop <sebastian.pop@amd.com>
6067
6068 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
6069 Move code ifdef-ed HAVE_cloog...
6070 * graphite.c: Include toplev.h.
6071 ... here.
6072 * Makefile.in (OBJS-common): Always build graphite.o.
6073 (BACKEND): Remove @GRAPHITE@.
6074 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
6075 (graphite.o): Depend on TOPLEV_H.
6076
60772008-08-04 Sebastian Pop <sebastian.pop@amd.com>
6078
6079 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
6080 Remove typo left from polylib to ppl conversion.
6081 * graphite.c (graphite_transforms): Use sorry instead of fatal.
6082
60832008-08-03 Sebastian Pop <sebastian.pop@amd.com>
6084
6085 * toplev.c (process_options): Move the graphite loop optimization
6086 flags...
6087 * tree-ssa-loop.c (graphite_transforms): ... here.
6088 When not configured with CLooG, print to dump_file that
6089 Graphite transforms were not performed.
45489e99 6090 * gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
2abae5f1 6091 New.
45489e99 6092 * gcc.dg/graphite/*.c: Updated all testcases to use
2abae5f1
SP		 6093 scan-graphite-dump-times.
6094
60952008-08-03 Sebastian Pop <sebastian.pop@amd.com>
6096
6097 * graphite.c (dot_scop, dot_all_scops): Do not call system.
6098 Do not open /tmp/scop.dot and /tmp/allscops.dot.
6099
61002008-08-02 Sebastian Pop <sebastian.pop@amd.com>
6101 Jan Sjodin <jan.sjodin@amd.com>
6102
6103 * configure: Regenerated.
6104 * omp-low.c (expand_omp_sections): Remove now unused code.
6105 * config.in (HAVE_polylib): Removed.
6106 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
6107 (PPLLIBS, PPLINC): Added.
6108 * graphite.c: Replace unsigned with int wherever possible.
6109 Don't access Cloog's data structures, but use accessor functions.
6110 Clast's stmt->type is now implemented as a vtable: change the
6111 switches of stmt->type into ifs.
6112 (polylib/polylibgmp.h): Don't include.
6113 (initialize_dependence_polyhedron,
6114 initialize_data_dependence_polyhedron, is_empty_polyhedron,
6115 statement_precedes_p, test_dependence, build_rdg_all_levels,
6116 dump_dependence_graph): Removed until this code is cleaned up
6117 or ported to Cloog.
6118 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
6119 (POLYLIBINC): Renamed PPLINC.
6120
61212008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
6122 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6123 Jan Sjodin <jan.sjodin@amd.com>
6124
6125 Finish the merge and tuplification of graphite.
6126
61272008-07-24 Sebastian Pop <sebastian.pop@amd.com>
6128 Jan Sjodin <jan.sjodin@amd.com>
6129
6130 Partial merge from mainline (138072:138275).
6131 * graphite.c still has to be tuplified.
6132
61332008-07-29 Jan Sjodin <jan.sjodin@amd.com>
6134
6135 * graphite.c (graphite_loops_mapping_max_loop_num): New.
6136 (create_num_from_index): New.
6137 (get_num_from_index): Also pass in the graphite BB.
6138 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
6139 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
6140 (graphite_trans_bb_strip_mine): Call create_num_from_index.
6141 (is_interchange_valid): Return false when failing.
6142 * graphite.h (struct num_map): New.
6143 (struct graphite_bb): New field num_map.
6144 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
6145
61462008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
6147
6148 * graphite.c (dump_gbb_conditions): Print also conditions like
6149 "if (a)". Remove dublicated code and use print_generic_expr ().
6150 (stmt_simple_for_scop_p): Only allow conditions we can handle
6151 {<, <=, >, >=}.
6152
61532008-07-25 Jan Sjodin <jan.sjodin@amd.com>
6154
6155 * graphite.h (struct scop): Removed new_ivs field.
6156 (SCOP_NEWIVS): Deleted.
6157 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
6158 clast_to_gcc_expression, graphite_create_new_loop):
6159 Removed use of new_ivs.
6160
61612008-07-25 Jan Sjodin <jan.sjodin@amd.com>
6162
6163 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
6164 create_loops_mapping_num, debug_loop_mapping_1): New.
6165 (debug_loop_mapping): Call debug_loop_mapping_1.
6166 (get_loop_mapping_for_num,
6167 graphite_loops_mapping_add_child,
6168 graphite_loops_mapping_add_child_num,
6169 graphite_loops_mapping_insert_child,
6170 graphite_loops_mapping_parent,
6171 split_loop_mapped_depth_for_num,
6172 loop_mapped_depth_split_loop): New.
6173 (increment_loop_mapped_depths): Removed.
6174 (swap_loop_mapped_depth_for_num): Reimplemented.
6175 (new_scop): Call create_loops_mapping.
6176 (scop_record_loop): Call graphite_loops_mapping_insert_child.
6177 (translate_clast): Pass the old loop father in parameter, and pass
6178 it to get_old_iv_from_ssa_name.
6179 (remove_edges_around_useless_blocks, can_generate_code_stmt,
6180 can_generate_code, can_generate_for_scop): New.
6181 (graphite_trans_bb_block): Returns false when it fails to transform.
6182 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
6183
61842008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6185
6186 Reverted all the changes related to the streamization and
6187 loop fusion.
6188 These changes are now tracked in the streamization branch.
6189
61902008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6191 Jan Sjodin <jan.sjodin@amd.com>
6192
6193 * graphite.c (gbb_compare): Correctly constify.
6194 (gbb_can_be_ignored): Indent.
6195 (graphite_trans_scop_swap_1and2): Add legality check.
6196 Remove dead FIXMEs.
6197
61982008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6199
6200 Remove fallouts from "Reverted the Condate changes".
6201 * tree.h: Remove unused decl.
45489e99 6202 * gcc.dg/tree-checker: Same.
2abae5f1
SP		 6203 * timevar.def: Remove counter.
6204
62052008-07-24 Sebastian Pop <sebastian.pop@amd.com>
6206
6207 * Merge from mainline (135673:138072).
6208
6209 Reverted the MIRO changes (from 2008-04-05) that are now
6210 tracked in the miro branch.
6211 * tree-bounds.c: Removed.
6212 * tree-bounds.h: Removed.
6213
6214 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
6215 are now tracked in the condate branch.
6216 * tree-check.c: Removed.
6217 * tree-match.c: Removed.
6218 * condate.y: Removed.
6219
62202008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6221
6222 * common.opt: New user flag -floop-block, -floop-strip-mine
6223 and -floop-interchange.
6224 * toplev.c (process_options): Enable -fgraphite pass if any one of the
6225 graphite loop optimization flags is turned on.
6226 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
6227 flag_loop_strip_mine and flag_loop_interchange checks before
6228 optimizations.
6229 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
6230 -floop-strip-mine and -floop-interchange.
45489e99 6231 * gcc.dg/graphite/block-0.c: Add -floop-block and remove
2abae5f1 6232 -fgraphite.
45489e99
SP		 6233 * gcc.dg/graphite/scop-16.c: Ditto.
6234 * gcc.dg/graphite/scop-17.c: Ditto.
6235 * gcc.dg/graphite/scop-18.c: Ditto.
2abae5f1
SP		 6236
62372008-07-23 Jan Sjodin <jan.sjodin@amd.com>
6238 Sebastian Pop <sebastian.pop@amd.com>
6239
6240 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
6241 (create_empty_loop_on_edge): More fixes.
6242 * tree-phinodes.c (resize_phi_node): Extern.
6243 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
6244 * cfghooks.c (update_dominator_information): New split from
6245 split_edge.
6246 * tree-vectorizer.c (rename_variables_in_bb): Extern.
6247 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
6248 successor of the function entry block.
6249
6250 * graphite.c: Include pointer-set.h.
6251 (debug_loop_mapping, increment_loop_mapped_depths,
6252 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
6253 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
6254 swap_loop_mapped_depth_for_num, get_num_from_index,
6255 swap_loop_mapped_depth, loop_iv_stack_debug,
6256 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
6257 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
6258 get_old_iv_from_ssa_name): New.
6259 (new_scop): Initialize SCOP_LOOPS_MAPPING.
6260 (free_scop): Free SCOP_LOOPS_MAPPING.
6261 (scop_record_loop): Record old ivs.
6262 (create_var_name): Removed.
6263 (initialize_cloog_names): Allocate double space in case strip mine
6264 applies to all loops once.
6265 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
6266 (clast_to_gcc_expression): Same. Implement more clast to gimple
6267 translation.
6268 (graphite_create_new_loop): Pass in ivstack.
6269 (remove_all_edges): Pass in the construction_edge.
6270 (graphite_remove_iv): Removed.
6271 (graphite_rename_ivs, graphite_rename_ivs_stmt,
6272 remove_cond_exprs): Rewritten.
6273 (move_phi_nodes): New.
6274 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
6275 (translate_clast): Pass in ivstack. Rewrite some cases.
6276 (set_cloog_options, debug_clast_stmt): New.
6277 (find_transform): Use set_cloog_options.
6278 (outermost_loop_layer): Removed.
6279 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
6280 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
6281 mark_old_loops, remove_dead_loops): New.
6282 (gloog): Rewritten.
6283 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
6284 (const_column_index, get_first_matching_sign_row_index,
6285 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
6286 get_upper_bound): New.
6287 (graphite_trans_bb_strip_mine): Also update the iv map.
6288
6289 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
6290 (struct name_tree): Add a loop field.
6291 (struct scop): Add a graphite_loops_mapping field.
6292 (SCOP_LOOPS_MAPPING): New.
6293 (debug_clast_stmt): Declare.
6294 * lambda.h (find_induction_var_from_exit_cond): Declare.
6295 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
6296 * cfgloop.h (update_dominators_in_loop): Removed declaration.
6297 (create_empty_loop_on_edge): Updated.
6298 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
6299 rename_variables_in_bb): Declare.
6300 * tree-cfg.c (remove_bb): Extern.
6301
45489e99 6302 * gcc.dg/graphite/block-0.c: New.
2abae5f1
SP		 6303
63042008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6305 Sebastian Pop <sebastian.pop@amd.com>
6306
6307 * graphite.c (strip_mine_profitable_p): New.
6308 (graphite_trans_bb_block): Disable strip mining if not profitable.
6309
45489e99
SP		 6310 * gcc.dg/graphite/scop-18.c: New.
6311 * gcc.dg/graphite/scop-17.c: Fixed.
6312 * gcc.dg/graphite/scop-16.c: Fixed.
2abae5f1
SP		 6313
63142008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
6315 Jan Sjodin <jan.sjodin@amd.com>
6316 Sebastian Pop <sebastian.pop@amd.com>
6317
6318 * graphite.c (is_interchange_valid): New.
6319 (graphite_trans_bb_block): Check loop nest of basic block for legality
6320 of interchange.
6321
6322 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
6323 outer_most_loop, gbb_outer_most_loop_index): New.
6324
6325 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
6326 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
45489e99
SP		 6327 * gcc.dg/graphite/scop-16.c: New.
6328 * gcc.dg/graphite/scop-17.c: New.
2abae5f1
SP		 6329
63302008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
6331
6332 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
6333 (graphite_trans_scop_block): Ignore SCoPs without bbs.
6334
63352008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
6336
6337 * graphite.c (new_scop): Initialize SCOP_EXIT.
6338 (scopdet_info): Add.
6339 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
6340 (build_scops_1): Cleanup, bugfixes.
6341 (build_scops): Cleanup.
6342
45489e99
SP		 6343 * gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
6344 * gcc.dg/graphite/scop-15.c: Add SCoP numbers.
2abae5f1
SP		 6345
63462008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
6347
45489e99 6348 * gfortran.dg/graphite/scop-1.f: Update to reduced test case.
2abae5f1 6349
45489e99 6350 * gfortran.dg/graphite/graphite.exp: Use
2abae5f1
SP		 6351 DEFAULT_GRAPHITE_FLAGS.
6352
45489e99 6353 * gcc.dg/graphite/scop-15.c: Update to reduced test case.
2abae5f1
SP		 6354
63552008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
6356
6357 * graphite.c (scan_tree_for_params): Do not assert any more if
6358 MULT_EXPR parameter is negative.
6359
45489e99 6360 * gfortran.dg/graphite/scop-1.f: New.
2abae5f1 6361
45489e99 6362 * gfortran.dg/graphite/graphite.exp: New.
2abae5f1 6363
45489e99 6364 * gcc.dg/graphite/scop-15.c: New.
2abae5f1
SP		 6365
63662008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
6367
6368 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
6369
63702008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
6371
6372 * graphite.c (graphite_trans_bb_swap_loops): Rename from
6373 graphite_swap_loops.
6374 (graphite_trans_bb_move_loop): New.
6375 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
6376 (graphite_trans_bb_block): New.
6377 (graphite_trans_loop_block): New.
6378 (graphite_trans_scop_swap_1and2): Rename from
6379 graphite_trans_swap_1and2.
6380 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
6381 (graphite_trans_scop_block): New.
6382 (graphite_apply_transformations): Rename from
6383 graphite_transformations.
6384
45489e99 6385 * gcc.dg/graphite/scop-matmult.c: New.
2abae5f1
SP		 6386
63872008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
6388
6389 * graphite.c (gbb_compare): New.
6390 (graphite_sort_gbbs): New.
6391 (gbb_can_be_ignored): New.
6392 (scop_remove_ignoreable_gbbs): New.
6393 (graphite_transformations): Cleanup and add
6394 scop_remove_ignoreable_gbbs.
6395 * lambda.h (lambda_vector_compare): New.
6396
63972008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
6398
6399 * graphite.c (print_graphite_bb): Correct printing of static schedule.
6400 (graphite_swap_loops): int -> unsigned
6401 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
6402 (graphite_transformations): New.
6403 (graphite_transform_loops): Move to graphite_transformations.
6404 * graphite.h (gbb_nb_loops): Return unsigned.
6405
64062008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
6407
6408 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
6409 the domain matrix. This makes scop-0.c work again.
6410
64112008-06-20 Richard Guenther <rguenther@suse.de>
6412
6413 * graphite.h: Adjust copyright to GPLv3.
6414 * graphite.c: Likewise.
6415 (stmt_simple_memref_for_scop_p): Split out from ...
6416 (stmt_simple_for_scop_p): ... here. Fix handling of calls
6417 and simplify.
6418 (get_bb_type): Optimize.
6419 (is_pred): Remove.
6420 (is_bb_addable): Fix memleak, replace is_pred call with
6421 single_pred.
6422 (build_scops): Use current_loops.
6423 (param_index): Fix memleak.
6424
64252008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6426
6427 * graphite.c: Fix formatting.
6428
64292008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6430
6431 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
6432 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
6433 (create_var_name, save_var_name): Newly defined functions.
6434 (initialize_cloog_names): Part of the code factored out to
6435 save_var_name.
6436 (clast_to_gcc_expression): Now handles the case of clast_red_sum
6437 in clast_reduction statement.
6438 (graphite_create_new_loop): Now takes a new parameter
6439 for outer_loop.
6440 (translate_clast): Now also takes the context_loop and bb_exit
6441 parameters. Rewritten the code so that it creates a gimple code
6442 inside the given context.
6443 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
6444 remove_cond_expr, disconnect_cond_expr,
6445 disconnect_virtual_phi_nodes): Newly defined functions.
6446 * graphite.h (struct scop): added old_ivs vector.
6447 SCOP_OLDIVS: New macro.
6448
64492008-06-19 Sebastian Pop <sebastian.pop@amd.com>
6450
6451 * cfgloopmanip.c: Add missing function comments, fix formatting.
6452
64532008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6454
6455 * cfgloopmanip.c (update_dominators_in_loop): Defined.
6456 (create_empty_loop_on_edge): Defined.
6457 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
6458 instead of void.
6459 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
6460 (update_dominators_in_loop): Declared as extern
6461 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
6462
64632008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
6464
6465 * graphite.c (print_graphite_bb): Allow changing number of loops
6466 in SCoP domain.
6467 (initialize_cloog_names): Allow changing number of loops.
6468 (build_cloog_prog): Simplify.
6469 (find_transform): Enable cloog option --strides.
6470 (graphite_swap_loops): New.
6471 (graphite_strip_mine_loop): New.
6472 (graphite_trans_swap_1and2): New.
6473 (graphite_trans_strip): New.
6474 (graphite_transform_loops): Add graphite_trans_strip.
6475 * graphite.h (scop_max_loop_depth): New.
6476
64772008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
6478
6479 * graphite.c (build_scop_iteration_domain): Remove forgotten
6480 line. (Fixes compile)
6481
64822008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
6483
6484 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
6485 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
6486 (build_bb_loops): New.
6487 (graphite_transform_loops): Add build_bb_loops.
6488 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
6489 numbers.
6490 * graphite.h (graphite_bb): Add loops.
6491 (gbb_nb_loops): New.
6492 (gbb_loop_at_index): New.
6493 (gbb_loop_index): New.
6494 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
6495 using nb_params_in_scop.
6496
64972008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
6498
6499 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
6500 (build_scop_canonical_schedules): Build minimized schedule.
6501 (schedule_to_scattering): Adapt to minimized schedule.
6502 * graphite.h (graphite_bb): Add/Update descriptions.
6503
65042008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
6505 Tobias Grosser <grosser@fim.uni-passau.de>
6506
6507 * graphite.c (print_graphite_bb): Add condition printing.
6508 (dump_value): New.
6509 (dump_gbb_conditions): New.
6510 (build_scop_conditions_1): New.
6511 (build_scop_conditions): New.
6512 * graphite.h (graphite_bb): Add conditions.
6513
65142008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
6515
6516 * graphite.c (print_graphite_bb):
6517 (free_graphite_bb): New.
6518 (free_scop): Free bbs.
6519 (get_bb_type): Free doms.
6520 (build_scop_context): Free context matrix.
6521 (build_loop_iteration_domains): Remove unused code.
6522 (build_cloog_prog): Free scattering function and blocklist.
6523 (find_transform): Free options.
6524
65252008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
6526
6527 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
6528 Remove unnecessery cloog data structures. Make a copy of the domain
6529 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
6530 unnecessary cloog data structures. Fix memory leaks. Remove insert
6531 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
6532 used.
6533 (build_scop_iteration_domain): Remove unnecessary cloog
6534 data structures. Fix memory leaks.
6535 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
6536 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
6537
65382008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
6539
6540 * graphite.c (find_scop_params): Remove initialize_cloog_names.
6541
65422008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
6543
6544 * graphite.c (end_scop): Style fix.
6545 (schedule_to_scattering): Style and comment fix.
6546
65472008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
6548 * graphite.c (print_graphite_bb): Fix definiton of
6549 schedule_to_scattering.
6550 (initialize_cloog_names): Change nb_scattdims to max loop
6551 depth in SCoP.
6552 (schedule_to_scattering): Take parameter for number of scattering
6553 dimensions.
6554 (build_cloog_prog): Only build as much scattering dimensions as
6555 necessary.
6556
65572008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
6558
6559 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
6560 in polyhedron/aermod.f90.
6561
65622008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
6563 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
6564 Harsha Jagasia <harsha.jagasia@amd.com>
6565
6566 * graphite.c (is_bb_addable): Fix segfault.
6567
65682008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
6569
6570 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
6571 with multiple exits and conditional handling in edge cases.
6572 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
6573
45489e99 6574 * gcc.dg/graphite/scop-14.c: New.
2abae5f1
SP		 6575
65762008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
6577 Adrien Eliche <aeliche@isty.uvsq.fr>
6578
6579 * graphite.c (is_bb_addable): Add more comments and enhance
6580 readablity of the source code. Fix memory leak.
6581 (is_loop_exit): Fix memory leak.
6582
65832008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
6584
6585 * graphite.c (first_loop_in_scop): Deleted.
6586 (setup_cloog_loop): Only walk the loop chain for inner loops.
6587 (build_scop_iteration_domain): Execute setup_cloog_loop for
6588 all loops in the first layer.
6589
65902008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
6591
6592 * graphite.c (scan_tree_for_params): Change the way params are
6593 added to be indepenent of the number of loops.
6594 (setup_cloog_loop): Revert to short matrix format. Fix parameter
6595 handling.
6596 (build_cloog_prog): Revert to short matrix format.
6597
65982008-06-05 Sebastian Pop <sebastian.pop@amd.com>
6599 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
6600
6601 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
6602 warning.
6603
66042008-06-05 Sebastian Pop <sebastian.pop@amd.com>
6605
6606 * graphite.c (nb_data_refs_in_scop): New.
6607 (graphite_transform_loops): Print more stats: number of
6608 loops, basic blocks and data references per scop.
6609
66102008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6611 Jan Sjodin <jan.sjodin@amd.com>
6612
6613 * graphite.c (loop_affine_expr, idx_record_params,
6614 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
6615 instead of instantiate_parameters.
6616
66172008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6618
6619 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
6620 add support for parameters, add STATIC_SCHEDULE at the right places,
6621 cleanup.
6622
66232008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6624
6625 * graphite.c (build_scop_loop_nests): Only add the loops, that
6626 are contained completely in the SCoP.
6627 (build_cloog_prog): Disable scattering, until schedule_to_scattering
6628 and the domains are fixed.
6629 (build_scop_canonical_schedules): Add support for bbs not contained
6630 in any SCoP.
6631
66322008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6633
6634 * graphite.h (scop_contains_loop): Update comments to match
6635 the actual behavior.
6636 (scop_contains_loop): New.
6637 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
6638
66392008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6640
6641 * graphite.c (get_bb_type): On function body, i.e. loop_0,
6642 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
6643 as GBB_COND_HEADER.
6644
66452008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6646 Tobias Grosser <grosser@fim.uni-passau.de>
6647
6648 * graphite.c (graphite_transform_loops): Early return when
6649 there are no loops in the function.
6650
66512008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6652 Jan Sjodin <jan.sjodin@amd.com>
6653
6654 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
6655 offset of the last loop.
6656 (setup_cloog_loop): Copy the entire outer constraint matrix.
6657
66582008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6659 Jan Sjodin <jan.sjodin@amd.com>
6660
6661 * graphite.c (stmt_in_scop_p, function_parameter_p,
6662 invariant_in_scop_p): Removed.
6663 (scan_tree_for_params): Can be used with no constraint
6664 matrix for gathering parameters.
6665 (idx_record_params): Don't use idx_record_param, instead use
6666 scan_tree_for_params.
6667 (find_scop_parameters): Same.
6668 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
6669 Fix the size of loop domains.
6670 (schedule_to_scattering): Exit when the outer loop is not in scop.
6671 (find_transform): Enable build_cloog_prog.
6672
66732008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6674 Jan Sjodin <jan.sjodin@amd.com>
6675
6676 * graphite.c (schedule_to_scattering): Make scattering domains
6677 uniformly of the same size, as required by CLooG 0.14.0 and before.
6678
66792008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6680 Jan Sjodin <jan.sjodin@amd.com>
6681
6682 * graphite.c (schedule_to_scattering): Rewrite, correct the
6683 translation of the scheduling function to scattering.
6684 (build_cloog_prog): Call schedule_to_scattering only once.
6685 * graphite.h (scop_loop_index): Do not fail for loops not
6686 in the scop: return -1.
6687
66882008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
6689
6690 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
6691 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
6692 (setup_cloog_loop): Export GBB_DOMAIN.
6693 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
6694 able to rebuild the original control flow.
6695 * graphite.h (graphite_bb): Add domain field and access macro.
6696 (GBB_DOMAIN): New.
6697
66982008-05-30 Sebastian Pop <sebastian.pop@amd.com>
6699
6700 * graphite.c (debug_gbb): New.
6701 (print_scop, build_graphite_bb): Use SCOP_BBS.
6702 (build_scop_bbs): Reimplemented.
6703 (dfs_bb_in_scop_p): Removed.
6704 (build_scop_loop_nests): Reorder loops inserted in
6705 SCOP_LOOP_NEST: outer loops should come first.
6706 (build_scop_canonical_schedules): Reinitialize at zero
6707 the components of the SCOP_STATIC_SCHEDULE for the loops
6708 that have already been parsed.
6709
6710 * graphite.h (debug_gbb): Declared.
6711
67122008-05-30 Sebastian Pop <sebastian.pop@amd.com>
6713 Jan Sjodin <jan.sjodin@amd.com>
6714
6715 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
6716 (graphite_loop_to_gcc_loop): Removed.
6717 (remove_all_edges): New.
6718 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
6719 (gloog): Remove useless code.
6720
67212008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
6722
6723 * graphite.c (get_bb_type): Reworked. We distinguish between
6724 loops with one or multiple exits.
6725 (is_loop_exit): New.
6726 (is_pred): New.
6727 (is_bb_addable): Rework condition handling, now support for case
6728 case statements and loops with multiple exits.
6729
45489e99
SP		 6730 * gcc.dg/graphite/scop-11.c: New.
6731 * gcc.dg/graphite/scop-12.c: New.
6732 * gcc.dg/graphite/scop-13.c: New.
2abae5f1
SP		 6733
67342008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
6735
6736 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
6737 we have too many colors.
6738
67392008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
6740
6741 * doc/invoke.texi (-ftree-loop-fusion): Document.
6742 * tree-pass.h (pass_loop_fusion): Declared.
6743 * tree-loop-fusion.c: New.
6744 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
6745 * tree-data-ref.c (find_data_references_in_loop): Make extern.
6746 * tree-data-ref.h (find_data_references_in_loop): Declared.
6747 * common.opt (ftree-loop-fusion): Declared.
6748 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
6749
67502008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6751
6752 * graphite.c (build_access_matrix): Fix typo from the merge.
6753
67542008-05-20 Sebastian Pop <sebastian.pop@amd.com>
6755
6756 * Merge from mainline (130800:135673).
6757
67582008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6759
6760 * graphite.c (end_scop): The exit of the scop is not part of the scop.
6761 Update dominators after splitting.
6762
67632008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6764
6765 * graphite.c (is_bb_addable): Return the harmful statement.
6766 Factor up some code.
6767 (end_scop): New. Splits end of scope bbs on a harmful statement.
6768 (build_scops_1): Call end_scop.
6769
67702008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6771
6772 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
6773 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
6774 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
6775 build_scops_1): Removed.
6776 (build_scops_2): Renamed build_scops_1.
6777
67782008-05-06 Sebastian Pop <sebastian.pop@amd.com>
6779
6780 * graphite.c: Fix formatting.
6781
67822008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6783
6784 * graphite.c (get_bb_type): New.
6785 (move_scops): New.
6786 (build_scops_2): New.
6787 (is_bb_addable): New.
6788 (build_scops): Switch the scop detection.
6789 (build_scop_bbs): Add entry bb to scop.
6790 * graphite.h (struct scop): Update comment.
6791
67922008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6793
6794 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
6795 more colors.
6796
67972008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6798
45489e99
SP		 6799 * gcc.dg/graphite/scop-1.c: Update.
6800 * gcc.dg/graphite/scop-2.c: Update.
6801 * gcc.dg/graphite/scop-4.c: Update.
6802 * gcc.dg/graphite/scop-5.c: Add.
6803 * gcc.dg/graphite/scop-6.c: Add.
2abae5f1
SP		 6804
68052008-05-06 Sebastian Pop <sebastian.pop@amd.com>
6806
45489e99
SP		 6807 * gcc.dg/graphite/scop-0.c: Add.
6808 * gcc.dg/graphite/scop-7.c: Add.
6809 * gcc.dg/graphite/scop-8.c: Add.
6810 * gcc.dg/graphite/scop-9.c: Add.
6811 * gcc.dg/graphite/scop-10.c: Add.
2abae5f1
SP		 6812
68132008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6814
6815 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
6816 Check affine expressions depending on the outermost loop
6817 instead of a scop.
6818 (stmt_simple_for_scop_p): Same.
6819 (harmfule_stmt_in_scop): Same.
6820
68212008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
6822
6823 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
6824 mark entry and exit, that are not part of the SCoP and update HTML
6825 formatting.
6826
68272008-04-25 Sebastian Pop <sebastian.pop@amd.com>
6828
6829 * graphite.c (basic_block_simple_for_scop_p): Renamed
6830 harmful_stmt_in_bb.
6831 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
6832 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
6833 (all_preds_visited_p, all_succs_visited_p,
6834 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
6835 scop_end_loop): New.
6836 (build_scops): Do not use dfs_enumerate_from.
6837
45489e99 6838 * gcc.dg/graphite/scop-{1,2,4}.c: Updated.
2abae5f1
SP		 6839
68402008-04-23 Sebastian Pop <sebastian.pop@amd.com>
6841
6842 * graphite.c: Add comments to functions that are missing a
6843 description.
6844 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
6845
68462008-04-23 Sebastian Pop <sebastian.pop@amd.com>
6847
6848 * graphite.c (nb_params_in_scop): Moved...
6849 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
6850 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
6851 (clast_to_gcc_expression): Reduce column size to less than 80.
6852 (graphite_create_iv): Return the new name of the IV.
6853 (find_transform): Set options->esp and options->cpp.
6854 (gloog): Comment out the invalidation of the old loop code.
6855 (initialize_dependence_polyhedron): Replace scop_nb_params with
6856 nb_params_in_scop.
6857
6858 * graphite.h (nb_params_in_scop): ... here.
6859 (scop_nb_params): Removed.
6860 (loop_domain_dim): Return something even when the loop was not
6861 found in the hash table: avoid ICEing on all the graphite.exp
6862 testcases.
6863
68642008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6865
6866 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
6867
6868 * graphite.c (build_scop_dynamic_schedules): Schedule is built
6869 according to nesting level.
6870 (find_scop_parameters): Call instantiate_parameters.
6871 (scan_tree_for_params): Extend it to handle general affine bounds.
6872 Inner loop bound can depend on outer loop induction variable.
6873 (setup_cloog_loop): tmp variable is allocated on stack. Call
6874 instantiate_parameters with respect to outermost_loop_in_scop.
6875 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
6876 graphite.h.
6877 (create_empty_loop): Function loopify should be given edge
6878 probability, instead of edge frequency. Dominance relation from
6879 switch_bb to loop_header.
6880 (clast_to_gcc_expression): Added handling of clast_reduction node.
6881 (gloog): New functionality for removing old loop.
6882 (test_dependence): Factored out from build_rdg_all_levels.
6883 (build_rdg_all_levels): Dependence testing factored out to
6884 test_dependence function.
6885
6886 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
6887 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
6888 from graphite.c
6889
68902008-04-07 Sebastian Pop <sebastian.pop@amd.com>
6891
6892 * graphite.c (free_scop, param_index, initialize_cloog_names,
6893 nb_params_in_scop): Use name_tree map instead of just a tree
6894 for keeping track of the variable name associated to that tree.
6895 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
6896 clast_to_gcc_expression, graphite_create_iv,
6897 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
6898 graphite_stmt_to_gcc_stmt): New.
6899 (gloog): Call these.
6900 * graphite.h (struct name_tree): New.
6901 (struct scop): Use name_tree instead of tree for params.
6902 Store a vector of name_tree for new_ivs.
6903 (SCOP_NEWIVS): New.
6904 (scop_nb_params): Use name_tree instead of tree.
6905
69062008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
6907 Sebastian Pop <sebastian.pop@amd.com>
6908
6909 * tree-bounds.c: New.
6910 * tree-bounds.h: New.
6911 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
6912 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
6913 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
6914 flag_mudflap.
6915 * gcc.c: Same.
6916 * toplev.c: Same.
6917 * c-cppbuiltin.c: Same.
6918 * c-pragma.c: Same.
6919 * common.opt: Same.
6920 * varasm.c: Same.
6921 * tree-outof-ssa.c: Same.
6922 * c-common.c: Same.
6923 * Makefile.in: Same.
6924
69252008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
6926 Sebastian Pop <sebastian.pop@amd.com>
6927
6928 * tree-loop-distribution.c (remaining_stmts,
6929 upstream_mem_writes): Removed static variables.
6930 (copy_loop_before, create_bb_after_loop,
6931 mark_nodes_having_upstream_mem_writes, free_rdg_components,
6932 rdg_build_components, rdg_build_partitions,
6933 dump_rdg_partitions): Extern.
6934 (generate_loops_for_partition, generate_code_for_partition): Do not
6935 return a bool.
6936 (already_processed_vertex_p, predecessor_has_mem_write,
6937 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
6938 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
6939 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
6940 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
6941 Pass remaining_stmts and upstream_mem_writes as parameters.
6942 (rdg_component): Moved...
6943 (build_rdg_partition_for_component): Do not aggregate components when
6944 flag_streamize_loops is set.
6945 (gen_sequential_loops): New.
6946 (ldist_gen): Call gen_sequential_loops.
6947
6948 * tree-pass.h (pass_loop_streamization): Declared.
6949
6950 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
6951 basic blocks when loops structures exist.
6952
6953 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
6954
6955 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
6956
6957 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6958 eliminate_local_variables_stmt, eliminate_local_variables,
6959 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6960 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6961 of code delimited by two edges in the CFG.
6962 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6963 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6964 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6965 the case of parallelisation of reductions.
6966 (create_loop_fn): Extern.
6967 (create_omp_parallel_region): New.
6968
6969 * tree-data-ref.c (dump_data_dependence_relation): Don't call
6970 dump_data_reference for printing dra and drb.
6971 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
6972 RDGE_RELATION.
6973 (build_rdg): Don't call free_dependence_relations for the moment, as
6974 we attach dependence relations on each edge of the RDG.
6975 To be fixed later.
6976
6977 * tree-data-ref.h (rdg_component): ...here.
6978 (struct rdg_edge): New field ddr_p relation.
6979 (RDGE_RELATION): New.
6980 (create_bb_after_loop, copy_loop_before,
6981 mark_nodes_having_upstream_mem_writes, rdg_build_components,
6982 rdg_build_partitions, dump_rdg_partitions,
6983 free_rdg_components): Declared.
6984
6985 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
6986 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
6987
6988 * tree-loop-streamization.c: New.
6989
6990 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
6991 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
6992
6993 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
6994
6995 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6996
6997 * passes.c: Schedule pass_loop_streamization.
6998
69992008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
7000
7001 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
7002 update comment.
7003
70042008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
7005
7006 * graphite.c (dot_all_scops): Update formatting.
7007 Bbs can now be part of more than one SCoP.
7008
70092008-03-04 Sebastian Pop <sebastian.pop@amd.com>
7010
7011 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
7012 malloc problems.
7013 (loop_domain_dim): Check for unregistered toplev SCOP loop.
7014 * graphite.h (loop_to_cloog_loop): New.
7015
70162008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7017
7018 * graphite.c (loop_domain_dim, ref_nb_loops,
7019 loop_iteration_vector_dim): New.
7020 (build_access_matrix_with_af, build_access_matrix,
7021 initialize_dependence_polyhedron): Fixed for new matrix layout.
7022 No longer assume that all iteration domains are of the same
7023 dimensionality.
7024
70252008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7026
7027 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7028 defined in a loop at depth 0 is invariant.
7029 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7030 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7031 be called at loop depth 0.
7032
7033 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
7034 a parameter.
7035 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
7036 (down_open_scop): Removed.
7037 (loop_in_scop_p): Redefined.
7038 (scop_affine_expr): New argument: scop.
7039 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
7040 a harmful statement ending a scop.
7041 (basic_block_simple_for_scop_p): New argument: scop.
7042 (get_loop_start): Removed.
7043 (new_scop): Initialize SCOP_LOOPS.
7044 (free_scop): Free SCOP_LOOPS.
7045 (succs_at_same_depth, preds_at_same_depth): New.
7046 (end_scop): Test the validity of a scop.
7047 (add_dominators_to_open_scops): New.
7048 (test_for_scop_bound): Call add_dominators_to_open_scops.
7049 Add cases for opening and closing multiple scops.
7050 (build_scops, build_scop_bbs): Iterate over basic blocks in
7051 depth first order.
7052 (build_graphite_bb): Pass scop directly.
7053 (dfs_bb_in_scop_p): New.
7054 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
7055 several times.
7056 (nb_loops_around_gb): Use loop_in_scop_p.
7057 (schedule_to_scattering): Disabled for the moment the code computing
7058 the "textual order for outer loop".
7059
7060 * graphite.h (struct scop): New field loops.
7061 (SCOP_LOOPS): New.
7062 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
7063
45489e99 7064 * gcc.dg/graphite/scop-{1,...,7}.c: Updated.
2abae5f1
SP		 7065
70662008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
7067 Sebastian Pop <sebastian.pop@amd.com>
7068
7069 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
7070 * common.opt (fstreamize-loops): New.
7071 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
7072 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
7073 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
7074 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
7075
70762008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7077
7078 * tree-data-ref.c (build_empty_rdg): New.
7079 (build_rdg): Use it.
7080 * tree-data-ref.h (build_empty_rdg): Declared.
7081 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
7082 (find_vertex_for_stmt): Removed.
7083 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
7084
70852008-02-21 Sebastian Pop <sebastian.pop@amd.com>
7086
7087 * tree-loop-distribution.c (generate_builtin): After cancelling the
7088 loop tree, also delete basic blocks.
7089 (rdg_flag_uses): Stop recursion when a vertex has already been
7090 processed.
7091
70922008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7093
7094 * graphite.c (build_scop_alpha): Removed.
7095 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
7096 and dump_dependence_graph to avoid compiler warnings.
7097
70982008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7099
7100 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
7101 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
7102 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7103 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
7104 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
7105 (initialize_dependence_polyhedron, find_vertex_for_stmt,
7106 initialize_data_dependence_polyhedron, is_empty_polyhedron,
7107 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
7108 dump_dependence_graph): New.
7109 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
7110 (GBB_ALPHA): New.
7111 (struct scop): New field loop2cloog_loop.
7112 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
7113 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
7114
71152008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7116
7117 * graphite.c (build_graphite_bb): Fix initialization
7118 of the graphite basic block.
7119
71202008-02-05 Sebastian Pop <sebastian.pop@amd.com>
7121
7122 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
7123 loop domain matrix. Pass in the number of loops contained in the
7124 constraint matrix.
7125 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
7126 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
7127 loops that are not surrounding the current loop are not represented
7128 in the domain constraint matrix.
7129 (build_scop_iteration_domain): Initial domain constraint matrix
7130 contains only the eq/ineq, cst, and scop parameters columns.
7131
71322008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7133
7134 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
7135 (print_graphite_bb): Print scattering.
7136
71372008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7138
7139 * graphite.c (initialize_cloog_names): Initialize names of
7140 scattering variables.
7141
71422009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7143
7144 * graphite.c (dot_all_scops_1): Disable debug output while
7145 printing graph.
7146
71472008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7148
7149 * graphite.c (find_transform): Change cloog output language to C.
7150
71512008-01-27 Sebastian Pop <sebastian.pop@amd.com>
7152
7153 * tree-loop-distribution.c (generate_memset_zero,
7154 generate_builtin, generate_code_for_partition,
7155 rdg_flag_all_uses): New.
7156 (rdg_flag_uses): Gather in the same partition the statements defining
7157 the VUSES of the current statement.
7158 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
7159 Gather in the same partition not only the stores to the same memory
7160 access, but also the reads.
7161 (ldist_generate_loops): Renamed ldist_gen.
7162
71632008-01-24 Sebastian Pop <sebastian.pop@amd.com>
7164 Tobias Grosser <grosser@fmi.uni-passau.de>
7165
7166 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
7167 next pointer, don't use the inner pointer.
7168
71692008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
7170
7171 * graphite.c (dot_all_scops, dot_all_scops_1): New.
7172 (find_transform): Call dot_all_1.
7173 * graphite.h (dot_all_scops): Declared.
7174
71752007-12-14 Sebastian Pop <sebastian.pop@amd.com>
7176
7177 * tree-loop-distribution.c: Fix apsi.f ICE.
7178 (create_bb_after_loop): New.
7179 (generate_loops_for_partition): Use it.
45489e99 7180 * gfortran.dg/ldist-1.f90: New.
2abae5f1
SP		 7181
7182 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
7183 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
7184
71852007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7186
7187 * graphite.c (find_transform): Dump cloog program sent to cloog.
7188
71892007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7190
7191 * graphite.c (initialize_cloog_names): Initialize cloog
7192 iterator names.
7193
71942007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7195
7196 * graphite.c (build_scop_context): Fix typo, for the matrix
7197 format: insert '0 >= 0' instead of '-1 >= 0'.
7198
71992007-12-13 Sebastian Pop <sebastian.pop@amd.com>
7200
7201 * Fix merge problems.
7202
72032007-12-13 Sebastian Pop <sebastian.pop@amd.com>
7204
7205 * graphite.c (setup_cloog_loop): Fix typo.
7206
72072007-12-12 Sebastian Pop <sebastian.pop@amd.com>
7208
7209 * doc/invoke.texi (-ftree-loop-distribution): Documented.
7210 * tree-loop-distribution.c: Reimplemented.
7211 * tree-pass.h (pass_loop_distribution): New.
7212 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
7213 print_loops.
7214 * graphds.h (struct graph): New field indexes.
7215 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7216
7217 * tree-vect-analyze.c: Remove declaration of static functions when not
7218 needed.
7219 * tree-vectorizer.c: Same.
7220 (rename_variables_in_loop): Now extern.
7221 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
7222 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
7223 calling redirect_edge_and_branch_force.
7224
7225 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7226
7227 * tree-data-ref.c: Don't include tree-chrec.h.
7228 (debug_data_dependence_relations): New.
7229 (dump_data_dependence_relation): Call dump_data_reference on data refs
7230 in the relation.
7231 (same_access_functions): Moved...
7232 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7233 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7234 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7235 struct rdg_vertex_info, ): New.
7236 (create_rdg_edge_for_ddr): Compute the dependence level before looking
7237 at DDR_REVERSED_P.
7238 (create_rdg_vertices): Initialize the htab of graph->indexes.
7239 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
7240 (stmts_from_loop): Don't save LABEL_EXPR.
7241 (hash_stmt_vertex_info, eq_stmt_vertex_info,
7242 hash_stmt_vertex_del): New.
7243 (build_rdg): Initialize rdg->indexes.
7244 (free_rdg, stores_from_loop, ref_base_address,
7245 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7246 have_similar_memory_accesses_1, ref_base_address_1,
7247 remove_similar_memory_refs): New.
7248
7249 * tree-data-ref.h: Include tree-chrec.h.
7250 (debug_data_dependence_relations): Declared.
7251 (same_access_functions): ...here. Now static inline.
7252 (ddr_is_anti_dependent, ddrs_have_anti_deps,
7253 ddr_dependence_level): New.
7254 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
7255 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
7256 RDG_MEM_READS_STMT): New.
7257 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7258 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7259 rdg_vertex_for_stmt): Declared.
7260 (struct rdg_edge): New field level.
7261 (RDGE_LEVEL, free_rdg): New.
7262 (stores_from_loop, remove_similar_memory_refs,
7263 rdg_defs_used_in_other_loops_p,
7264 have_similar_memory_accesses): Declared.
7265 (rdg_has_similar_memory_accesses): New.
7266
7267 * lambda.h (dependence_level): New.
7268 * common.opt (ftree-loop-distribution): New.
7269 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
7270 (print_loop_ir): Renamed print_loops.
7271 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
7272 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
7273 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
7274 (tree-loop-distribution.o): Added.
7275 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7276 (mark_virtual_ops_in_bb): New.
7277 (print_loops_bb, debug_loop_num, debug_loop): New.
7278 * passes.c: Scheduled pass_loop_distribution.
7279
72802007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7281
7282 * graphite.c (scan_tree_for_params): Correct the number of columns
7283 for polylib format.
7284 (nb_flat_iterator): New.
7285 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
7286 (build_scop_iteration_domain): Correct the number of columns for
7287 polylib format.
7288
72892007-12-12 Sebastian Pop <sebastian.pop@amd.com>
7290
7291 * Merge from mainline (129697:130800).
7292
72932007-10-30 Sebastian Pop <sebastian.pop@amd.com>
7294
7295 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
7296 dominated by SCoP's exit.
7297 (graphite_transform_loops): Compute post dominators.
7298
72992007-10-28 Sebastian Pop <sebastian.pop@amd.com>
7300
7301 * Merge from mainline (127169:129697).
7302
73032007-10-28 Sebastian Pop <sebastian.pop@amd.com>
7304
7305 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
7306 parameter for the basic block that contains the expression. Use
7307 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
7308 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
7309 the expression.
7310 * graphite.h (gbb_loop): New.
7311 (GBB_LOOP): Removed.
7312
73132007-08-03 Sebastian Pop <sebpop@gmail.com>
7314
7315 * Makefile.in: Fix merge problem.
7316
73172007-08-03 Sebastian Pop <sebpop@gmail.com>
7318
7319 * Merge from mainline (125309:127169).
7320 * tree-loop-distribution.c: Disabled.
7321
73222007-06-05 Sebastian Pop <sebpop@gmail.com>
7323
7324 * Merge from mainline (r123693:125309).
7325
73262007-05-30 Sebastian Pop <sebpop@gmail.com>
7327
7328 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
7329 correct_modify_p
7330 (correct_modify_p, check_statements, number_of_lvalue_uses,
7331 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
7332 instead of MODIFY_EXPR.
7333 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
7334 and push new edges.
7335
73362007-05-24 Sebastian Pop <sebpop@gmail.com>
7337
7338 * tree-loop-distribution.c (struct rdg): Replace arrays by
7339 VECs for edges and vertices.
7340 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
7341 (RDGV_NB_PARTITIONS): New.
7342 (PRDG_NBV, PRDG_NBE): Removed.
7343 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
7344 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
7345 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
7346
73472007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
7348 Sebastian Pop <sebpop@gmail.com>
7349
7350 * doc/invoke.texi (-ftree-loop-distribution): Document.
7351 * tree-loop-distribution.c: New file.
7352 * tree-pass.h (pass_loop_distribution): Declared.
7353 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7354 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
7355 and set reversed_p.
7356 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
7357 (DDR_REVERSED_P): New.
7358 * common.opt (-ftree-loop-distribution): New.
7359 * tree-flow.h (distribute_loops): Declared.
7360 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
7361 * passes.c (init_optimization_passes): Schedule loop distribution.
7362
73632007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
7364
7365 * graphite.c (print_graphite_bb): Don't call dump_data_references.
7366 (print_scop): Don't print when scop is NULL.
7367 (build_scop_context, find_transform): Don't output to stderr.
7368
73692007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
7370
7371 * tree-data-ref.c: Don't include graphite.h.
7372 Comment out the code for printing data reference's scop.
7373 (build_access_matrix_with_af): Moved...
7374 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
7375 * graphite.c (build_access_matrix_with_af): ... here. Now static.
7376 (print_graphite_bb): Print basic block's schedule.
7377 (print_scop): Don't print the schedule, call cloog's pretty printer.
7378 (bb_in_scop_p): A basic block is in a scop only if it is both
7379 dominated and postdominated by the scop's entry and exit basic blocks.
7380 (function_parameter_p): New.
7381 (invariant_in_scop_p): Use function_parameter_p.
7382 (new_scop, save_scop): New.
7383 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
7384 save_scop.
7385 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
7386 (loop_in_scop_p): New.
7387 (scop_record_loop): Use loop_in_scop_p.
7388 (build_scop_domain): Renamed build_scop_iteration_domain.
7389 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
7390 nb_params_in_scop, build_scop_context, first_loop_in_scop,
7391 setup_cloog_loop, dot_scop_1, dot_scop): New.
7392 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
7393 (struct scop): Add a pointer to cloog's representation of a program.
7394
73952007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
7396
7397 * doc/invoke.texi (-ftree-check-verbose): Renamed
7398 -ftree-checks-verbose.
7399 * common.opt (flag_tree_check_verbose): Renamed
7400 flag_tree_checks_verbose.
7401 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
7402
74032007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
7404
7405 * configure: Regenerated.
7406 * config.in: Regenerated.
7407 * tree-ssa-loop.c (graphite_transforms): Execute
7408 graphite_transform_loops only when HAVE_cloog.
7409 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
7410 * graphite.c: Include polylibgmp.h and cloog.h.
7411 (graphite_transform_loops): Removed loops parameter.
7412 * tree-flow.h (graphite_transform_loops): Update declaration.
7413 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
7414 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
7415 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
7416 (OBJS-common): Remove dependence on graphite.o.
7417 (BACKEND): Depend on @GRAPHITE@.
7418
74192007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
7420
7421 * doc/invoke.texi (-ftree-check-verbose): Documented.
45489e99
SP		 7422 * gcc.dg/tree-checker/tree-checks-1.c: New.
7423 * gcc.dg/tree-checker/tree-checks-2.c: New.
7424 * gcc.dg/tree-checker/tree-checks-3.c: New.
7425 * gcc.dg/tree-checker/tree-checks-4.c: New.
7426 * gcc.dg/tree-checker/tree-checks.exp: New.
7427 * gcc.dg/tree-checker/condates.crp: New.
2abae5f1
SP		 7428 * common.opt (ftree-checks-verbose): New.
7429 * tree-check.c (tree_check_warning): Move extra stderr output
7430 under control of flag_tree_check_verbose.
7431
74322007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
7433
7434 * tree-match.c: Fix comments formatting.
7435 * tree-match.h: Fix comments formatting.
7436 * tree-check.c: Fix comments formatting.
7437 (tree_check_init): Restructure.
7438
74392007-04-12 Nic Volanschi <nic.volanschi@free.fr>
7440
7441 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
7442
74432007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
7444
7445 * Merge from mainline (r120733:123693).
7446
74472007-03-20 Nic Volanschi <nic.volanschi@free.fr>
7448
7449 * condate.y: New file.
7450 * tree-match.h (struct patt_info_s): New field sign.
7451 (struct condate_s): New field msg.
7452 (normalize_condate, name_condate, add_condate): New.
7453 (conds[], condate_parse): Made extern.
7454 * tree-check.c (tree_check_warning): First arg changed to cond;
7455 warning reformatted.
7456 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
7457 (tree_scan): New.
7458 (tree_check): Process trivial condates.
7459 (read_delimited_string): Removed.
7460 (print_cond): Print name and msg.
7461 (conds[]): Made extern.
7462 (parse_tree_check_file_once): Rewritten to use the parser in
7463 condate.y.
7464 Processing of option --tree_check_string moved to tree_scan().
7465 * Makefile.in: Added condate.y
7466
74672007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
7468
7469 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
7470 Use VECs instead of varrays.
7471 * diagnostic.h (lazy_dump_generic_node): Update declaration.
7472 * Makefile.in (pretty-print.o): Depend on vec.h.
7473 * pretty-print.c: Include tree.h and vec.h.
7474 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
7475 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
7476 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
7477 pp_free_list): Use VECs instead of varrays.
7478 * pretty-print.h: Do not include varray.h.
7479 (struct tree_chunk_s): Declaration moved before its use.
7480 (output_buffer): Rename varray field to chunks.
7481 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
7482 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
7483 save_global_holes): Use VECs instead of varrays.
7484 * tree-match.h: Declare VECs of cfg_node, and hole_p.
7485 * tree-check.c (scan_cfg_stmts, push_node,
7486 print_matching_stmt): Removed.
7487 (tree_check_instance, push_global_holes_if_new, tree_check,
7488 execute_tree_check): Use VECs instead of varrays.
7489 (gate_tree_check): Don't execute the CFG check when basic_block_info
7490 is not available.
7491
74922007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
7493
7494 * Merge from mainline (r115016:120733).
7495
74962007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
7497
7498 * Merge from mainline (r117632:117661).
7499
75002007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
7501
7502 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
7503 * tree-pass.h (TDF_DEBUG, debug_p): New.
7504 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
7505 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
7506 get_loop_exit_condition, analyze_evolution_in_loop,
7507 analyze_initial_condition, analyze_scalar_evolution,
7508 instantiate_parameters, number_of_latch_executions): Use debug_p.
7509 * tree-chrec.c (chrec_apply): Use debug_p.
7510 * tree-data-ref.c: Include graphite.h.
7511 (dump_data_reference): Print also the access matrix.
7512 (analyze_array, analyze_indirect_ref, init_data_ref,
7513 analyze_offset_expr, address_analysis, object_analysis,
7514 create_data_ref, finalize_ddr_dependent,
7515 non_affine_dependence_relation, analyze_ziv_subscript,
7516 analyze_siv_subscript_cst_affine,
7517 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7518 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
7519 analyze_miv_subscript, analyze_overlapping_iterations,
7520 build_classic_dist_vector, subscript_dependence_tester,
7521 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
7522 (build_access_matrix_with_af): No longer static.
7523 * tree-data-ref.h (scop_p): ... declaration here.
7524 (data_reference.scop): New field.
7525 (DR_SCOP, DR_ACCESS_MATRIX): New.
7526 (build_access_matrix_with_af, dr_num_subscripts): Declared.
7527 * graphite.c (print_graphite_bb): Call dump_data_references.
7528 (print_scop): Use scop_nb_loops and scop_dim_domain.
7529 (test_for_scop_bound): Use debug_p.
7530 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
7531 scop_nb_params.
7532 (scop_loop_index): Moved...
7533 (scop_record_loop): New.
7534 (build_scop_loop_nests): Use scop_record_loop.
7535 (build_scop_domain): Use scop_dim_domain.
7536 (build_access_matrix): Implemented.
7537 (build_scop_canonical_schedules): Use scop_nb_loops.
7538 (build_graphite_bb): Initialize GBB_SCOP.
7539 * graphite.h (scop_p): Moved...
7540 (graphite_bb.scop): New field.
7541 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
7542 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
7543 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
7544 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
7545 scop_loop_index): New.
7546 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
7547
75482007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
7549
7550 * Merge from mainline (r117661:120450).
7551
75522006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
7553
7554 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
7555 at the first declaration outside the varying loop, instantiate as
7556 far as possible.
7557 * tree-chrec.c (for_each_scev_op): New.
7558 * tree-chrec.h (for_each_scev_op): Declared.
7559 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
7560 * tree-data-ref.c (get_references_in_stmt,
7561 find_data_references_in_stmt): New, from trunk.
7562 (find_data_references_in_loop): Use get_references_in_stmt
7563 and find_data_references_in_loop, modified as in trunk.
7564 (build_access_matrix_with_af): New.
7565 * tree-data-ref.h (data_reference): Add a field access_matrix.
7566 (data_ref_loc): New, as in trunk.
7567 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
7568 invariant_in_scop_p, param_index, scan_tree_for_params,
7569 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
7570 idx_record_param, idx_record_params, build_access_matrix,
7571 build_scop_data_accesses, build_scop_canonical_schedules,
7572 build_graphite_bb, build_scop_bbs, find_params_in_bb,
7573 build_scop_params): New.
7574 * graphite.h (graphite_bb): New.
7575 (scop): Add fields static_schedule, params, loop_nest,
7576 iteration_domain.
7577 * lambda.h: Declare vecs of lambda_matrix.
7578 * tree-flow.h (print_loop_ir_bb): Declared.
7579 * tree-cfg.c (print_loop_ir_bb): New.
7580 (print_loop): Use print_loop_ir_bb.
7581
75822006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
7583
7584 * Merge from mainline (r115016:117632).
7585
75862006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
7587
7588 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
7589 break due to a warning.
7590
75912006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
7592
7593 * graphite.c (print_scops, debug_scops): New.
7594 (graphite_transform): Renamed graphite_find_transform.
7595 * graphite.h (debug_scops): Declared.
7596
75972006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
7598
7599 * tree-match.c: Reformat following the GNU style.
7600 * tree-match.h: Reformat following the GNU style.
7601 * tree-pattern.h: Removed empty file.
7602 * Makefile.in: Remove references to tree-pattern.h.
7603 * tree-check.c: Reformat following the GNU style.
7604 (execute_tree_check): Move gate condition code to...
7605 (gate_tree_check): ...here. New function.
7606 (pass_check): Use the gate function.
7607
76082006-07-04 Nic Volanschi <nic.volanschi@free.fr>
7609
7610 * tree-pattern.h: New. Tree pattern matching and checking using
7611 concrete syntax.
7612 * tree-check.c: New. Tree/CFG checking pass.
7613 * tree-match.c: New. Library for tree pattern matching.
7614 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
7615 * toplev.c, flags.h: Add globals for tree-check pass.
7616 * Makefile.in: Integrate the files in tree-check pass.
7617 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
7618 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
7619 Introduce a "lazy" pretty-print mode.
7620 * tree.c, tree.h: Add tree_name.
7621
76222006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
7623
7624 * doc/invoke.texi (-fgraphite): Correct typo.
7625 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
7626 use of print_loop_ir.
45489e99
SP		 7627 * gcc.dg/graphite/scop-1.c: New.
7628 * gcc.dg/graphite/scop-2.c: New.
7629 * gcc.dg/graphite/graphite.exp: New.
2abae5f1
SP		 7630 * graphite.c: Include domwalk.h.
7631 (print_scop): Print only the entry and exit blocks.
7632 (debug_scop): No longer static.
7633 (affine_expr): Fix formating. Return also true when the expression is
7634 constant.
7635 (stmt_simple_for_scop_p): Fix formating.
7636 (build_scops): Use domwalk.
7637 (get_loop_start, end_scop, test_for_scop_bound): New.
7638 (graphite_transform_loops): Avoid printing on stderr.
7639 * graphite.h (debug_scop): Declared.
7640 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
7641 * Makefile.in (graphite.o): Depend on domwalk.h.
7642 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
7643 declarations for static functions.
7644 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
7645 controlling output verbosity.
7646
76472006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
7648 Plesco Alexandru <shurikx@gmail.com>
7649
7650 * doc/invoke.texi (-fgraphite): Document.
7651 * tree-pass.h (pass_graphite_transforms): Declared.
7652 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
7653 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
7654 (pass_graphite_transforms): Defined.
7655 * tree-data-ref.c (free_data_ref, data_reference): Extern.
7656 * tree-data-ref.h (free_data_ref, data_reference): Declared.
7657 * graphite.c, graphite.h: New.
7658 * common.opt (fgraphite): Declared.
7659 * tree-flow.h (graphite_transform_loops): Declared.
7660 * Makefile.in (OBJS-common): Add graphite.o.
7661 (graphite.o): New rule.
7662 * passes.c (pass_graphite_transforms): Scheduled.
7663
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