]> git.ipfire.org Git - thirdparty/gcc.git/blame - gcc/ChangeLog.graphite
projects / thirdparty / gcc.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
Call compute_overall_effect_of_inner_loop from instantiate_scev_name.
[thirdparty/gcc.git] / gcc / ChangeLog.graphite
CommitLineData
081970eb
SP		 12010-06-09 Sebastian Pop <sebastian.pop@amd.com>
2
3 * tree-scalar-evolution.c (instantiate_scev_name): Do not fail
4 the scev analysis when the variable is not used outside the loop
5 in a close phi node: call compute_overall_effect_of_inner_loop.
6
bb17c851
SP		 72010-06-09 Sebastian Pop <sebastian.pop@amd.com>
8
9 * graphite-sese-to-poly.c (single_pred_cond): Renamed
10 single_pred_cond_non_loop_exit. Return NULL for loop exit edges.
11 (build_sese_conditions_before): Renamed call to single_pred_cond.
12 (build_sese_conditions_after): Same.
13
86e40af7
SP		 142010-06-09 Sebastian Pop <sebastian.pop@amd.com>
15
16 * graphite-poly.h: Fix comments and indentation.
17 * graphite-sese-to-poly.c: Same.
18 (build_sese_conditions_before): Compute stmt and gbb only when needed.
19 * tree-chrec.c: Fix comments and indentation.
20 (tree-ssa-loop-niter.c): Same.
21
5599dea7
TG		 222010-06-08 Tobias Grosser <grosser@fim.uni-passau.de>
23
24 * refined-regions.c (create_region): Only initialize the region.
25 (find_regions_with_entry): Initialize parent relation and bbmap
26 correctly.
27 (build_regions_tree): Set outermost_region to region instead of
28 topmost_region.
29 (calculate_region_tree): Remove unneeded parameters.
30
2a6909ec
TG		 312010-06-02 Tobias Grosser <grosser@fim.uni-passau.de>
32
33 * graphite-scop-detection.c (is_scop_p): New.
34 (build_scops_new): New. A skeleton for the new scop detection.
35 (build_scops_old): Renamed from build_scops.
36 (build_scops): New version. Call the new and the old scop
37 detection.
38
25c57e83
TG		 392010-05-27 Tobias Grosser <grosser@fim.uni-passau.de>
40 Antoniu Pop <antoniu.pop@gmail.com>
41
42 * Makefile.in (OBJS-common): Add refined-regions.o.
43 (refined-regions.o): New.
44 (graphite-scop-detection.o): Use refined-regions.h.
45 * graphite-scop-detection.c: Include refined-regions.h
46 (build_scops): Also build the refined region tree.
47 * refined-regions.c: New. Adds an algorithm to detect refined
48 regions.
49 (print_refined_region): New.
50 (debug_refined_region): New.
51 (refined_region_contains_bb_p): New.
52 (refined_region_contains_region_p): New.
53 (is_common_df): New.
54 (struct find_regions_global_data): New.
55 (is_region): New.
56 (typedef struct bb_bb_def): New.
57 (new_bb_bb_def): New.
58 (bb_bb_map_hash): New.
59 (eq_bb_bb_map): New.
60 (find_new_bb): New.
61 (bb_reg_def): New.
62 (new_bb_reg_def): New.
63 (bb_reg_map_hash): New.
64 (eq_bb_reg_map): New.
65 (find_new_region): New.
66 (insert_new_reg): New.
67 (insert_new_bb): New.
68 (insert_shortcut): New.
69 (get_next_postdom): New.
70 (create_region): New.
71 (find_regions_with_entry): New.
72 (find_regions_adc): New.
73 (find_regions): New.
74 (get_topmost_parent): New.
75 (build_regions_tree): New.
76 (calculate_region_tree): New.
77 (free_region_tree): New.
78 * refined-regions.h: New.
79 (struct refined_region): New.
80 (calculate_region_tree): New.
81 (free_region_tree): New.
82 (refined_region_contains_bb_p): New.
83 (refined_region_contains_region_p): New.
84 (print_refined_region): New.
85 (debug_refined_region): New.
86
8c131b3b
SP		 872010-05-26 Sebastian Pop <sebastian.pop@amd.com>
88
89 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
90 size_one_node.
91
d91949fa
SP		 922010-05-07 Sebastian Pop <sebastian.pop@amd.com>
93
94 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Fix
95 type of integer_one_node for fold_build of POINTER_PLUS_EXPR.
96
159e4616
SP		 972010-05-07 Sebastian Pop <sebastian.pop@amd.com>
98
99 * graphite-sese-to-poly.c (loop_entry_phi_arg): Renamed
100 phi_arg_in_outermost_loop.
101 (remove_simple_copy_phi): Call phi_arg_in_outermost_loop.
102 (remove_invariant_phi): Same.
103
e262fdda
AS		 1042010-04-12 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
105
106 * graphite-blocking.c
107 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
108 * graphite-clast-to-gimple.c
109 (clast_to_gcc_expression): Same.
110 (precision_for_value): Same.
111 (precision_for_interval): Same.
112 (gcc_type_for_interval): Same.
113 (graphite_create_new_guard): Same.
114 (compute_bounds_for_level): Same.
115 (graphite_create_new_loop_guard): Same.
116 * graphite-interchange.c
117 (build_linearized_memory_access): Same.
118 (pdr_stride_in_loop): Same.
119 (memory_strides_in_loop_1): Same.
120 (memory_strides_in_loop): Same.
121 (extend_scattering): Same.
122 (psct_scattering_dim_for_loop_depth): Same.
123 (pbb_number_of_iterations): Same.
124 * graphite-poly.h
125 (debug_iteration_domains): Same.
126 * graphite-ppl.c
127 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
128 (ppl_set_inhomogeneous_gmp): Same.
129 (ppl_strip_loop): Same.
130 (ppl_lexico_compare_linear_expressions): Same.
131 (ppl_read_polyhedron_matrix): Same.
132 (ppl_max_for_le_pointset): Same.
133 * graphite-ppl.h
134 (ppl_read_polyhedron_matrix): Same.
135 (tree_int_to_gmp): Same.
136 (gmp_cst_to_tree): Same.
137 (ppl_set_inhomogeneous): Same.
138 (ppl_set_inhomogeneous_tree): Same.
139 (ppl_set_coef): Same.
140 (ppl_set_coef_tree): Same.
141 * graphite-sese-to-poly.c
142 (build_pbb_scattering_polyhedrons): Same.
143 (build_scop_scattering): Same.
144 (scan_tree_for_params_right_scev): Same.
145 (scan_tree_for_params): Same.
146 (find_params_in_bb): Same.
147 (find_scop_parameters): Same.
148 (add_upper_bounds_from_estimated_nit): Same.
149 (build_loop_iteration_domains): Same.
150 (add_condition_to_domain): Same.
151 (pdr_add_memory_accesses): Same.
152
a0bb35c7
AS		 1532010-04-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
154
155 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
156 CLooG's value_* macros to their respective mpz_* counterparts.
157 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
158 (graphite_create_new_loop_guard): Same.
159 * graphite-interchange.c (build_linearized_memory_access): Same.
160 (pdr_stride_in_loop): Same.
161 (memory_strides_in_loop_1): Same.
162 (1st_interchange_profitable_p): Same.
163 * graphite-poly.c (extend_scattering): Same.
164 (psct_scattering_dim_for_loop_depth): Same.
165 (pbb_number_of_iterations): Same.
166 (pbb_number_of_iterations_at_time): Same.
167 * graphite-poly.h (new_1st_loop): Same.
168 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
169 (oppose_constraint): Same.
170 (insert_constraint_into_matrix): Same.
171 (ppl_set_inhomogeneous_gmp): Same.
172 (ppl_set_coef_gmp): Same.
173 (ppl_strip_loop): Same.
174 (ppl_lexico_compare_linear_expressions): Same.
175 (ppl_max_for_le_pointset): Same.
176 (ppl_min_for_le_pointset): Same.
177 (ppl_build_realtion): Same.
178 * graphite-ppl.h (gmp_cst_to_tree): Same.
179 (ppl_set_inhomogeneous): Same.
180 (ppl_set_inhomogeneous_tree): Same.
181 (ppl_set_coef): Same.
182 (ppl_set_coef_tree): Same.
183 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
184 (build_scop_scattering): Same.
185 (add_value_to_dim): Same.
186 (scan_tree_for_params_right_scev): Same.
187 (scan_tree_for_params_int): Same.
188 (scan_tree_for_params): Same.
189 (find_params_in_bb): Same.
190 (find_scop_parameters): Same.
191 (add_upper_bounds_from_estimated_nit): Same.
192 (build_loop_iteration_domains): Same.
193 (create_linear_expr_from_tree): Same.
194 (add_condition_to_domain): Same.
195 (pdr_add_memory_accesses): Same.
196
b8132a7d
SP		 1972010-04-05 Sebastian Pop <sebastian.pop@amd.com>
198
199 PR middle-end/43519
200 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
201 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
202 When converting an unsigned type to signed, double its precision.
203 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
204 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
205 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
206
2072010-04-05 Sebastian Pop <sebastian.pop@amd.com>
208
209 PR middle-end/43519
210 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
211 build_nonstandard_integer_type.
212 (gcc_type_for_interval): Same.
213
2142010-04-05 Sebastian Pop <sebastian.pop@amd.com>
dbe0d652
SP		 215
216 PR middle-end/43519
217 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
218 POINTER_PLUS_EXPR for pointer types.
219
220 * gcc.dg/graphite/id-19.c: New.
221
bd32f344
SP		 2222010-04-04 Sebastian Pop <sebastian.pop@amd.com>
223
224 PR middle-end/43519
225 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
226 * graphite-clast-to-gimple.c: Include langhooks.h.
227 (max_signed_precision_type): New.
228 (max_precision_type): Takes two types as arguments.
229 (precision_for_value): New.
230 (precision_for_interval): New.
231 (gcc_type_for_interval): New.
232 (gcc_type_for_value): New.
233 (gcc_type_for_clast_term): New.
234 (gcc_type_for_clast_red): New.
235 (gcc_type_for_clast_bin): New.
236 (gcc_type_for_clast_expr): Split up into several functions.
237 (gcc_type_for_clast_eq): Rewritten.
238 (compute_bounds_for_level): New.
239 (compute_type_for_level_1): New.
240 (compute_type_for_level): New.
241 (gcc_type_for_cloog_iv): Removed.
242 (gcc_type_for_iv_of_clast_loop): Rewritten.
243 (graphite_create_new_loop): Compute the lower and upper bound types
244 with gcc_type_for_clast_expr.
245 (graphite_create_new_loop_guard): Same.
246 (find_cloog_iv_in_expr): Removed.
247 (compute_cloog_iv_types_1): Removed.
248 (compute_cloog_iv_types): Removed.
249 (gloog): Do not call compute_cloog_iv_types.
250 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
251 GBB_CLOOG_IV_TYPES.
252 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
253 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
254 (GBB_CLOOG_IV_TYPES): Removed.
255
256 * gcc.dg/graphite/run-id-pr42644.c: Call abort.
257
79d03cf8
SP		 2582010-04-02 Sebastian Pop <sebastian.pop@amd.com>
259
260 Reverted this commit: as at this point the loop closed SSA form
261 is under a canonical form respecting the single argument condition.
262 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Loop
263 close phi nodes may have more than one argument.
264
2652010-04-01 Sebastian Pop <sebastian.pop@amd.com>
266
267 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
268 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
269 (detect_commutative_reduction): Same.
270
2712010-03-31 Sebastian Pop <sebastian.pop@amd.com>
272
273 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Loop
274 close phi nodes may have more than one argument.
275
3cbf7085
RG		 2762010-03-30 Richard Guenther <rguenther@suse.de>
277 Zdenek Dvorak <ook@ucw.cz>
278 Sebastian Pop <sebastian.pop@amd.com>
279
280 PR middle-end/43464
281 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
282 with multiple arguments.
283 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
284
40bf935e
SP		 2852010-03-23 Sebastian Pop <sebastian.pop@amd.com>
286
287 * graphite-dependences.c (print_pddr): Call print_pdr with an
288 extra argument.
289 * graphite-poly.c (debug_pdr): Add an extra argument for the
290 verbosity level.
291 (print_pdr): Same.
292 (print_pbb_domain): Same.
293 (print_pbb): Same.
294 (print_scop_context): Same.
295 (print_scop): Same.
296 (print_cloog): Same.
297 (debug_pbb_domain): Same.
298 (debug_pbb): Same.
299 (print_pdrs): Same.
300 (debug_pdrs): Same.
301 (debug_scop_context): Same.
302 (debug_scop): Same.
303 (debug_cloog): Same.
304 (print_scop_params): Same.
305 (debug_scop_params): Same.
306 (print_iteration_domain): Same.
307 (print_iteration_domains): Same.
308 (debug_iteration_domain): Same.
309 (debug_iteration_domains): Same.
310 (print_scattering_function): Same.
311 (print_scattering_functions): Same.
312 (debug_scattering_function): Same.
313 (debug_scattering_functions): Same.
314 * graphite-poly.h (debug_pdr): Update declaration.
315 (print_pdr): Same.
316 (print_pbb_domain): Same.
317 (print_pbb): Same.
318 (print_scop_context): Same.
319 (print_scop): Same.
320 (print_cloog): Same.
321 (debug_pbb_domain): Same.
322 (debug_pbb): Same.
323 (print_pdrs): Same.
324 (debug_pdrs): Same.
325 (debug_scop_context): Same.
326 (debug_scop): Same.
327 (debug_cloog): Same.
328 (print_scop_params): Same.
329 (debug_scop_params): Same.
330 (print_iteration_domain): Same.
331 (print_iteration_domains): Same.
332 (debug_iteration_domain): Same.
333 (debug_iteration_domains): Same.
334 (print_scattering_function): Same.
335 (print_scattering_functions): Same.
336 (debug_scattering_function): Same.
337 (debug_scattering_functions): Same.
338
730a9846
SP		 3392010-03-23 Sebastian Pop <sebastian.pop@amd.com>
340
341 * graphite-poly.c (print_scattering_function_1): New.
342 (print_scattering_function): Call it.
343 (print_scop_params): Remove spaces at the end of lines.
344 (print_cloog): New.
345 (debug_cloog): New.
346 * graphite-poly.h (print_cloog): Declared.
347 (debug_cloog): Declared.
348
9c0c34c2
SP		 3492010-03-23 Sebastian Pop <sebastian.pop@amd.com>
350
351 * tree-ssa-copy.c: Revert this previous change:
352 (init_copy_prop): Loop closed phi nodes cancontain more than one
353 argument.
354 (execute_copy_prop): Revert the previous change: do not call
355 rewrite_into_loop_closed_ssa.
356
3572010-03-21 Sebastian Pop <sebastian.pop@amd.com>
358 Richard Guenther <rguenther@suse.de>
359
360 PR middle-end/43464
361 * tree-ssa-copy.c (init_copy_prop): Loop closed phi nodes can
362 contain more than one argument.
363 (execute_copy_prop): Revert the previous change: do not call
364 rewrite_into_loop_closed_ssa.
365
366 * gcc.dg/graphite/id-pr43464.c: Remove compile warning.
367 * gcc.dg/graphite/id-pr43464-1.c: New.
368
3692010-03-21 Sebastian Pop <sebastian.pop@amd.com>
370
371 PR middle-end/43464
372 * tree-ssa-copy.c (execute_copy_prop): Call rewrite_into_loop_closed_ssa
373 and verify_loop_closed_ssa when copy prop is executed in the LNO.
374
375 * gcc.dg/graphite/id-pr43464.c: New.
376
c80a5403
SP		 3772010-03-16 Sebastian Pop <sebastian.pop@amd.com>
378
379 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
380 in loop->header.
381 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
382 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
383 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
384 to switch between adding the IV bump in loop->latch or in loop->header.
385
caaf41d0
SP		 3862010-03-16 Sebastian Pop <sebastian.pop@amd.com>
387
388 * passes.c (init_optimization_passes): Add pass_copy_prop
389 after Graphite.
390
03922af3
SP		 3912010-03-16 Sebastian Pop <sebastian.pop@amd.com>
392
393 * graphite-poly.c (print_scattering_function): Pretty print following
394 the scoplib format.
395 (print_pdr): Same.
396 (print_pbb_domain): Same.
397 (dump_gbb_cases): Same.
398 (dump_gbb_conditions): Same.
399 (print_pdrs): Same.
400 (print_pbb): Same.
401 (print_scop_params): Same.
402 (print_scop_context): Same.
403 (print_scop): Same.
404 (print_pbb_body): New.
405 (lst_indent_to): New.
406 (print_lst): Start new lines with a #.
407 * graphite-poly.h (pbb_bb): New.
408 (pbb_index): Use pbb_bb.
409 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
410 disjuncts.
411 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
412
7da9e6ed
SP		 4132010-03-13 Sebastian Pop <sebastian.pop@amd.com>
414
415 PR middle-end/43351
416 * gcc.dg/graphite/id-pr43351.c
417
6492b694
SP		 4182010-03-13 Sebastian Pop <sebastian.pop@amd.com>
419
420 PR middle-end/43354
421 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
422 call insert_out_of_ssa_copy for default definitions.
423 * gfortran.dg/graphite/id-pr43354.f: New.
424
4252010-03-13 Sebastian Pop <sebastian.pop@amd.com>
113081e4
SP		 426
427 PR middle-end/43349
428 * gfortran.dg/graphite/pr43349.f: New.
429
248081bc
SP		 4302010-03-11 Sebastian Pop <sebastian.pop@amd.com>
431
432 * graphite-clast-to-gimple.c (my_long_long): Defined.
433 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
434 * graphite-sese-to-poly.c (my_long_long): Defined.
435 (scop_ivs_can_be_represented): Use it.
436
d97c90ae
SP		 4372010-03-10 Sebastian Pop <sebastian.pop@amd.com>
438
439 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
440 graphite-max-bbs-per-function, and loop-block-tile-size.
441 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
442 with "maximum".
443 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
444
a5a59b11
SP		 4452010-03-10 Sebastian Pop <sebastian.pop@amd.com>
446
447 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
448 forward declaration.
449 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
450 (add_upper_bounds_from_estimated_nit): New.
451 (build_loop_iteration_domains): Use it.
452
9d198913
SP		 4532010-03-09 Sebastian Pop <sebastian.pop@amd.com>
454
455 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
456
1f380314
SP		 4572010-03-09 Sebastian Pop <sebastian.pop@amd.com>
458
459 PR middle-end/43306
460 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
461 should be an INTEGER_CST. Also handle CASE_CONVERT.
462 * gcc.dg/graphite/pr43306.c: New.
463
b6bb0094
SP		 4642010-03-09 Sebastian Pop <sebastian.pop@amd.com>
465
466 * graphite.c (graphite_initialize): To bound the number of bbs per
467 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
468 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
469 * doc/invoke.texi: Document it.
470
e84aaa33
SP		 4712010-03-09 Sebastian Pop <sebastian.pop@amd.com>
472
473 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
474 * graphite-sese-to-poly.h (build_poly_scop): Same.
475
4e7dd376
SP		 4762010-03-09 Sebastian Pop <sebastian.pop@amd.com>
477
478 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
479 the number of parameters in the scop. Use as an upper bound
480 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
481 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
482 * doc/invoke.texi: Document it.
483
697f511d
SP		 4842010-03-05 Sebastian Pop <sebastian.pop@amd.com>
485
486 * graphite-sese-to-poly.c (add_param_constraints): Use
487 lower_bound_in_type and upper_bound_in_type.
488
456cc718
SP		 4892010-03-05 Sebastian Pop <sebastian.pop@amd.com>
490
491 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
492 instead of unsigned_type_node.
493
3640d64c
SP		 4942010-03-05 Sebastian Pop <sebastian.pop@amd.com>
495 Reza Yazdani <reza.yazdani@amd.com>
496
497 PR middle-end/43065
498 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
499 on pointer type parameters.
500
501 * gcc.dg/graphite/run-id-4.c: New.
502
5032010-03-05 Sebastian Pop <sebastian.pop@amd.com>
b75d95c9
SP		 504
505 PR middle-end/43065
506 * gcc.dg/graphite/run-id-3.c: New.
507
73102986
TG		 5082010-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
509 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
510
511 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
512 handle conversions from pointer to integers.
513 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
514 induction variable, to be able to work with code generated by CLooG.
515 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
516 (build_poly_scop): Bail out if we cannot codegen a loop.
517
e3f81db1
TG		 5182010-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
519
520 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
521 code generation with gloog_error.
522
c7631a71
SP		 5232010-03-04 Sebastian Pop <sebastian.pop@amd.com>
524
525 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
526 Call fold_convert on all the returned values.
527 (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
528 the type of the resulting expression.
529
b0602cc8
SP		 5302010-03-04 Sebastian Pop <sebastian.pop@amd.com>
531
532 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
533 ppl_min_for_le_pointset. Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
534 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
535
b188bb7c
SP		 5362010-03-04 Sebastian Pop <sebastian.pop@amd.com>
537
538 * graphite-dependences.c (map_into_dep_poly): Removed.
539 (dependence_polyhedron_1): Use combine_context_id_scat.
540
aa52513e
SP		 5412010-03-04 Sebastian Pop <sebastian.pop@amd.com>
542
543 * graphite-poly.h (struct poly_scattering): Add layout documentation.
544 (struct poly_bb): Same.
545 (combine_context_id_scat): New.
546
392c0ce1
SP		 5472010-03-02 Sebastian Pop <sebastian.pop@amd.com>
548
549 PR middle-end/42326
550 * sese.c (name_defined_in_loop_p): Return false for default
551 definitions.
552
553 * gcc.dg/graphite/pr42326.c: New.
554
bd7742f8
SP		 5552010-02-23 Sebastian Pop <sebastian.pop@amd.com>
556
557 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
558 and clean up the logic.
559
733ff09d
SP		 5602010-02-23 Sebastian Pop <sebastian.pop@amd.com>
561
562 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
563 early return.
564
4caa8e21
SP		 5652010-02-22 Sebastian Pop <sebastian.pop@amd.com>
566
567 PR middle-end/43083
568 * graphite-scop-detection.c (create_single_exit_edge): Move
569 the call to find_single_exit_edge to....
570 (create_sese_edges): ...here. Don't handle multiple edges
571 exiting the function.
572 (build_graphite_scops): Don't handle multiple edges
573 exiting the function.
574
575 * gcc.dg/graphite/pr43083.c: New.
576
c3382979
SP		 5772010-02-22 Sebastian Pop <sebastian.pop@amd.com>
578
b8df8b8b 579 PR middle-end/43097
c3382979
SP		 580 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
581 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
582
583 * gfortran.dg/graphite/pr43097.f: New.
584
13cd10a2
SP		 5852010-02-22 Sebastian Pop <sebastian.pop@amd.com>
586 Manuel López-Ibáñez <manu@gcc.gnu.org>
587
588 PR middle-end/43140
589 * g++.dg/graphite/pr41305.C: Add -Wno-conversion-null.
590
5912010-02-22 Sebastian Pop <sebastian.pop@amd.com>
143b72a9
SP		 592
593 PR middle-end/43026
594 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
595
596 * g++.dg/graphite/pr43026.C: New.
597
4e722673
SP		 5982010-02-13 Tobias Grosser <grosser@fim.uni-passau.de>
599
600 * Merge from mainline (154736:156693).
601
c2814aab
SP		 6022010-02-11 Sebastian Pop <sebastian.pop@amd.com>
603
604 PR middle-end/43012
605 * gcc.dg/graphite/pr43012.c: New.
be1c3b28 606
c2814aab 6072010-02-10 Sebastian Pop <sebastian.pop@amd.com>
be1c3b28 608
c2814aab 609 * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
be1c3b28
SP		 6102010-02-10 Sebastian Pop <sebastian.pop@amd.com>
611
612 * g++.dg/graphite/pr42930.C: New.
613
141ecc24 6142010-02-10 Sebastian Pop <sebastian.pop@amd.com>
c4c4983e
SP		 615
616 PR middle-end/42930
617 * graphite-scop-detection.c (graphite_can_represent_scev): Call
618 graphite_can_represent_init for MULT_EXPR.
619
141ecc24 6202010-02-10 Sebastian Pop <sebastian.pop@amd.com>
a4681954
SP		 621
622 PR middle-end/42914
623 PR middle-end/42530
624 * graphite-sese-to-poly.c (remove_phi): New.
625 (translate_scalar_reduction_to_array): Call remove_phi.
626
627 * gcc.dg/graphite/pr42530.c: New.
628 * gcc.dg/graphite/pr42914.c: New.
629
141ecc24 6302010-02-10 Sebastian Pop <sebastian.pop@amd.com>
a1954f72
SP		 631
632 PR middle-end/42771
633 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
634 * graphite-clast-to-gimple.h (gloog): Update declaration.
635 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
636 * graphite-poly.h (struct poly_bb): Add missing comments.
637 (struct scop): Add poly_scop_p field.
638 (POLY_SCOP_P): New.
639 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
640 * graphite.c (graphite_transform_loops): Build the polyhedral
641 representation for each scop before code generation.
642 * sese.c (rename_variables_in_operand): Removed.
643 (rename_variables_in_expr): Return the renamed expression.
644 (rename_sese_parameters): New.
645 * sese.h (rename_sese_parameters): Declared.
646
647 * gcc.dg/graphite/pr42771.c: New.
648
0be957dc
SP		 6492010-02-07 Sebastian Pop <sebastian.pop@amd.com>
650
651 * gcc.dg/graphite/block-0.c: Call abort for runtime test. Always
652 return 0 from main.
653 * gcc.dg/graphite/block-1.c: Same.
654 * gcc.dg/graphite/block-3.c: Same.
655 * gcc.dg/graphite/block-4.c: Same.
656 * gcc.dg/graphite/block-5.c: Same.
657 * gcc.dg/graphite/block-6.c: Same.
658 * gcc.dg/graphite/block-7.c: Same.
659 * gcc.dg/graphite/interchange-0.c: Same.
660 * gcc.dg/graphite/interchange-1.c: Same.
661 * gcc.dg/graphite/interchange-10.c: Same.
662 * gcc.dg/graphite/interchange-11.c: Same.
663 * gcc.dg/graphite/interchange-12.c: Same.
664 * gcc.dg/graphite/interchange-2.c: Same.
665 * gcc.dg/graphite/interchange-3.c: Same.
666 * gcc.dg/graphite/interchange-4.c: Same.
667 * gcc.dg/graphite/interchange-5.c: Same.
668 * gcc.dg/graphite/interchange-6.c: Same.
669 * gcc.dg/graphite/interchange-7.c: Same.
670 * gcc.dg/graphite/interchange-8.c: Same.
671 * gcc.dg/graphite/interchange-9.c: Same.
672 * gcc.dg/graphite/interchange-mvt.c: Same.
673
4d48441c
SP		 6742010-02-07 Sebastian Pop <sebastian.pop@amd.com>
675
676 * gfortran.dg/graphite/id-19.f: New.
677 * gfortran.dg/graphite/pr14741.f90: New.
678 * gfortran.dg/graphite/pr41924.f90: New.
679 * gfortran.dg/graphite/run-id-2.f90: New.
680
8d2220b2
SP		 6812010-02-07 Sebastian Pop <sebastian.pop@amd.com>
682
683 PR middle-end/42988
684 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
685 to unknown_dependence.
686 (graphite_legal_transform_dr): Handle the unknown_dependence.
687 (graphite_carried_dependence_level_k): Same.
688
45489e99
SP		 6892010-02-07 Sebastian Pop <sebastian.pop@amd.com>
690
691 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
692
28f9f145
SP		 6932010-02-05 Sebastian Pop <sebastian.pop@amd.com>
694 Konrad Trifunovic <konrad.trifunovic@inria.fr>
695
696 PR middle-end/42637
697 * graphite-dependences.c (build_lexicographical_constraint): Return
698 a union of dependence polyhedra.
699 (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
700
45489e99
SP		 701 * gcc.dg/graphite/block-0.c: Enable runtime check. XFAILed.
702 * gcc.dg/graphite/block-4.c: Same.
703 * gcc.dg/graphite/block-7.c: Same.
704 * gcc.dg/graphite/interchange-12.c: Same.
705 * gcc.dg/graphite/interchange-mvt.c: Same.
706 * gfortran.dg/graphite/interchange-1.f: XFAILed.
707 * gfortran.dg/graphite/interchange-3.f90: XFAILed.
708 * gfortran.dg/graphite/run-id-1.f: New testcase for PR42637.
28f9f145 709
4d0bf08b
SP		 7102010-02-03 Sebastian Pop <sebastian.pop@amd.com>
711
45489e99 712 * gcc.dg/graphite/interchange-12.c: Return 0 to avoid
4d0bf08b
SP		 713 the execution check to FAIL. This testcase is miscompiled by Graphite
714 and the check should be re-enabled.
45489e99
SP		 715 * gcc.dg/graphite/interchange-mvt.c: Same.
716 * gcc.dg/graphite/block-0.c: Same.
717 * gcc.dg/graphite/block-4.c: Same.
718 * gcc.dg/graphite/block-7.c: Same.
4d0bf08b 719
54cf8879
SP		 7202010-02-03 Sebastian Pop <sebastian.pop@amd.com>
721
45489e99
SP		 722 * gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.
723 * gcc.dg/graphite/scop-0.c: Fix spaces.
724 * gfortran.dg/graphite/block-1.f90: Rewrite expected output.
725 * gfortran.dg/graphite/block-2.f: Same.
726 * gfortran.dg/graphite/block-3.f90: Same.
727 * gfortran.dg/graphite/block-4.f90: Same.
728 * gfortran.dg/graphite/interchange-1.f: Un-XFAILed.
729 * gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.
54cf8879 730
b5eb099f
SP		 7312010-02-03 Sebastian Pop <sebastian.pop@amd.com>
732
733 * graphite-dependences.c (new_poly_ddr): Initialize PDDR_KIND and
734 PDDR_ORIGINAL_SCATTERING_P.
735 (pddr_is_empty): Rewritten.
736 (print_dependence_polyhedron_layout): New.
737 (print_pddr): New.
738 (debug_pddr): New.
739 (build_alias_set_powerset): Moved up.
740 (poly_drs_may_alias_p): Moved up.
741 (lexicographically_gt_p): Removed.
742 (build_lexicographically_gt_constraint): Renamed
743 build_lexicographical_constraint, reimplemented.
744 (dependence_polyhedron_1): Simplified parameters.
745 (dependence_polyhedron): Same. Keep along empty PDDRs
746 to make efficient use of the cache.
747 (reduction_dr_p): Compute the PBBs don't pass them as parameters.
748 (graphite_legal_transform_dr): Rewritten.
749 (graphite_legal_transform_bb): Pass fewer arguments to
750 graphite_legal_transform_dr.
751 (graphite_carried_dependence_level_k): Simplified implementation.
752 (dot_original_deps_stmt_1): Call dependence_polyhedron.
753 (dot_transformed_deps_stmt_1): Same.
754 (dot_original_deps): Same.
755 (dot_transformed_deps): Same.
756 * graphite-dependences.h (struct poly_ddr): Added a new field
757 original_scattering_p.
758 (PDDR_ORIGINAL_SCATTERING_P): New.
759 (print_pddr): Declared.
760 (debug_pddr): Declared.
761 * graphite-ppl.c: Clarify comment.
762 * sese.h (print_gimple_bb): Removed unused declaration.
763 (debug_gbb): Same.
764
64630e61
SP		 7652010-02-03 Sebastian Pop <sebastian.pop@amd.com>
766
45489e99
SP		 767 * g++.dg/graphite/graphite.exp: Rewritten.
768 * gcc.dg/graphite/graphite.exp: Rewritten.
769 * gfortran.dg/graphite/graphite.exp: Rewritten.
770 * gcc.dg/graphite/block-0.c: Added runtime test.
771 * gcc.dg/graphite/block-1.c: Same.
772 * gcc.dg/graphite/block-3.c: Same.
773 * gcc.dg/graphite/block-4.c: Same.
774 * gcc.dg/graphite/block-5.c: Same.
775 * gcc.dg/graphite/block-6.c: Same.
776 * gcc.dg/graphite/block-7.c: Same.
777 * gcc.dg/graphite/interchange-0.c: Same.
778 * gcc.dg/graphite/interchange-1.c: Same.
779 * gcc.dg/graphite/interchange-10.c: Same.
780 * gcc.dg/graphite/interchange-11.c: Same.
781 * gcc.dg/graphite/interchange-12.c: Same.
782 * gcc.dg/graphite/interchange-2.c: Same.
783 * gcc.dg/graphite/interchange-3.c: Same.
784 * gcc.dg/graphite/interchange-4.c: Same.
785 * gcc.dg/graphite/interchange-5.c: Same.
786 * gcc.dg/graphite/interchange-6.c: Same.
787 * gcc.dg/graphite/interchange-7.c: Same.
788 * gcc.dg/graphite/interchange-8.c: Same.
789 * gcc.dg/graphite/interchange-9.c: Same.
790 * gcc.dg/graphite/interchange-mvt.c: Same.
791 * gcc.dg/graphite/run-id-2.c: Remove useless dg-do run.
64630e61 792
4c8f3c48
RU		 7932010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
794
795 * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
796 background.
797
7982010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
799
800 * common.opt: Add -fgraphite-cloog-opts.
801 * graphite-clast-to-gimple.c (set_cloog_options): Same.
802 * opts.c (decode_options): Same.
803
86e4d552
SP		 8042010-01-20 Sebastian Pop <sebastian.pop@amd.com>
805
45489e99
SP		 806 * gcc.dg/graphite/id-17.c: New.
807 * gcc.dg/graphite/pr41888.c: New.
808 * gcc.dg/graphite/scop-22.c: New.
809 * gfortran.dg/graphite/pr40982.f90: New.
86e4d552 810
3070ac15
SP		 8112010-01-20 Sebastian Pop <sebastian.pop@amd.com>
812
813 * graphite-dependences.c: Clarify comments.
814 (build_pddr): Add an extra parameter direction.
815 (graphite_legal_transform_dr): Use build_pddr.
816 (dot_original_deps_stmt_1): Update use of build_pddr.
817 (dot_transformed_deps_stmt_1): Same.
818 (dot_original_deps): Same.
819 (dot_transformed_deps): Same.
820
45489e99
SP		 821 * gcc.dg/graphite/interchange-12.c: New.
822 * gcc.dg/graphite/block-7.c: New.
3070ac15 823
a7ed6c90
SP		 8242010-01-20 Sebastian Pop <sebastian.pop@amd.com>
825
826 * graphite-dependences.c (pddr_original_scattering): Renamed build_pddr.
827 (pddr_transformed_scattering): Removed.
828 (graphite_legal_transform_dr): Use build_pddr.
829 (dot_original_deps_stmt_1): Same.
830 (dot_transformed_deps_stmt_1): Same.
831 (dot_original_deps): Same.
832 (dot_transformed_deps): Same.
833
e65a7579
SP		 8342010-01-20 Sebastian Pop <sebastian.pop@amd.com>
835
836 * graphite-dependences.c (lexicographically_gt_p): Add comments.
837 (build_lexicographically_gt_constraint): Same.
838 (dependence_polyhedron_1): Same.
839 (dependence_polyhedron): Same.
840
7cbd4c5e
SP		 8412010-01-20 Sebastian Pop <sebastian.pop@amd.com>
842
843 * graphite-dependences.c (build_pairwise_scheduling_equality): Removed.
844 (build_pairwise_scheduling_inequality): Renamed build_pairwise_scheduling.
845 (lexicographically_gt_p): Change type of direction to int.
846 (build_lexicographically_gt_constraint): Same.
847 (dependence_polyhedron_1): Same.
848 (dependence_polyhedron): Same.
849 (pddr_original_scattering): Use integers for direction.
850 (pddr_transformed_scattering): Same.
851 (graphite_legal_transform_dr): Same.
852 (graphite_carried_dependence_level_k): Same.
853
429ba740
SP		 8542010-01-20 Sebastian Pop <sebastian.pop@amd.com>
855
856 * graphite-dependences.c (build_pairwise_constraint): Renamed
857 ppl_build_relation. Moved...
858 (dr_equality_constraints): Use ppl_build_relation.
859 (build_pairwise_scheduling_equality): Same.
860 (build_pairwise_scheduling_inequality): Same.
861 * graphite-ppl.c (ppl_build_relation): ...here.
862 * graphite-ppl.h (ppl_build_relation): Declared.
863
3c7c0158
SP		 8642010-01-14 Sebastian Pop <sebastian.pop@amd.com>
865
866 PR middle-end/42681
867 * graphite-clast-to-gimple.c (gloog_error): New static variable.
868 (clast_to_gcc_expression): Do not build MULT_EXPR of POINTER_TYPE_P.
869 Set gloog_error when such an expression failed to be built.
870 (translate_clast): Early return when gloog_error is set.
871 (gloog): Clear gloog_error. When gloog_error is set, call
872 set_ifsese_condition to enable the original code. Return the status
873 of the code generation based on gloog_error.
874 * sese.c (set_ifsese_condition): New.
875 * sese.h (set_ifsese_condition): Declared.
876
45489e99 877 * g++.dg/graphite/pr42681.C: New.
3c7c0158 878
a7bf45de
SP		 8792010-01-14 Sebastian Pop <sebastian.pop@amd.com>
880
881 PR middle-end/42732
882 * graphite-clast-to-gimple.c (gloog): Call scev_reset_htab and
883 rename_nb_iterations.
884 * sese.c (rename_variables_in_operand): New.
885 (rename_variables_in_expr): New.
886 (rename_nb_iterations): New.
887 (sese_adjust_liveout_phis): Update the rename_map.
888 * sese.h (rename_nb_iterations): Declared.
889 * tree-scalar-evolution.c (scev_reset_htab): New.
890 (scev_reset): Call scev_reset_htab.
891 * tree-scalar-evolution.h (scev_reset_htab): Declared.
892
45489e99 893 * gfortran.dg/graphite/pr42732.f: New.
a7bf45de 894
e1496917
SP		 8952010-01-08 Sebastian Pop <sebastian.pop@amd.com>
896
897 PR middle-end/42393
898 * graphite-clast-to-gimple.c: Fix formatting.
899 * sese.c (defined_in_loop_p): Renamed name_defined_in_loop_p.
900 (expr_defined_in_loop_p): New.
901 (add_loop_exit_phis): Also handle full expressions: remove from
902 the rename_map the expressions defined in the loop that we're closing.
903
45489e99
SP		 904 * gfortran.dg/graphite/pr42393-1.f90: New.
905 * gfortran.dg/graphite/pr42393.f90: Add new flags
e1496917
SP		 906 -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine to also
907 make this testcase useful in the Graphite branch.
908
c8ae0613
SP		 9092010-01-08 Sebastian Pop <sebastian.pop@amd.com>
910
911 * graphite-scop-detection.c (exclude_component_ref): Removed.
912 (is_simple_operand): Removed.
913 (stmt_simple_for_scop_p): Remove use of is_simple_operand.
914
4e98c66c
SP		 9152010-01-07 Sebastian Pop <sebastian.pop@amd.com>
916
917 PR middle-end/42221
918 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
919 the array indexing of ADDR_EXPRs.
920
45489e99 921 * gcc.dg/graphite/pr42221.c: New.
4e98c66c 922
fd4a56ff
SP		 9232010-01-07 Sebastian Pop <sebastian.pop@amd.com>
924
925 PR middle-end/42521
926 * graphite.c (graphite_finalize): Call scev_reset.
927 (graphite_transform_loops): Do not call scev_reset between the code
928 generation of scops.
929
45489e99 930 * gcc.dg/graphite/pr42521.c: New.
fd4a56ff 931
eaffa762
SP		 9322010-01-07 Sebastian Pop <sebastian.pop@amd.com>
933
934 * graphite-interchange.c (memory_stride_in_loop): Renamed
935 pdr_stride_in_loop.
936 (memory_strides_in_loop): Renamed memory_strides_in_loop_1.
937 (memory_strides_in_loop): Memoize the memory strides per loop.
938 (lst_interchange_profitable_p): Do not initialize to zero the memory
939 strides.
940 * graphite-poly.h (struct lst): Add a field memory_strides.
941 (LST_LOOP_MEMORY_STRIDES): New.
942 (new_lst_loop): Initialize LST_LOOP_MEMORY_STRIDES to -1.
943 (free_lst): Clear LST_LOOP_MEMORY_STRIDES.
944
bf69e754
SP		 9452010-01-07 Sebastian Pop <sebastian.pop@amd.com>
946
947 * graphite-interchange.c (memory_strides_in_loop_depth): Renamed
948 memory_strides_in_loop. Gather memory strides on a whole loop.
949 (pbb_interchange_profitable_p): Renamed lst_interchange_profitable_p.
950 (lst_interchange_profitable_p): Removed.
951 (lst_try_interchange_loops): Call lst_interchange_profitable_p.
952
9fa29a09
SP		 9532010-01-07 Sebastian Pop <sebastian.pop@amd.com>
954
955 Revert patch 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
956 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
957 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
958 Remove context_loop and level.
959
11d6ea5e
SP		 9602010-01-07 Richard Guenther <rguenther@suse.de>
961
962 PR tree-optimization/42641
963 * sese.c (rename_map_elt_info): Use the SSA name version, do
964 not hash pointers.
965
9662010-01-06 Sebastian Pop <sebastian.pop@amd.com>
967
968 * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
969 blocked" only when both the strip mine and the interchange have
970 been applied.
971
45489e99
SP		 972 * gcc.dg/graphite/block-2.c: Removed.
973 * gcc.dg/graphite/block-3.c: Add scan pattern.
974 * gcc.dg/graphite/block-4.c: Same.
975 * gcc.dg/graphite/block-5.c: Same.
976 * gcc.dg/graphite/block-6.c: Same.
11d6ea5e 977
556afcdc
SP		 9782010-01-06 Sebastian Pop <sebastian.pop@amd.com>
979
980 * graphite-clast-to-gimple.c (save_clast_name_index): Free slot
981 before allocating a new one.
982 (copy_renames): Check that slot is not NULL.
983 (mark_bb_with_pbb): Same.
984 (compute_cloog_iv_types_1): Same.
985 * graphite-interchange.c (lst_perfect_nestify): Free the before,
986 nest, and after LSTs.
987 (lst_try_interchange_loops): Same.
988
e68c3c6c
SP		 9892010-01-05 Sebastian Pop <sebastian.pop@amd.com>
990
991 PR middle-end/42178
992 * graphite-interchange.c (lst_try_interchange_loops): Do not return
993 the before, nest, and after LSTs.
994 (lst_try_interchange): Removed.
995 (lst_interchange_select_inner): Do not iterate over the LSTs if they
996 were modified.
997 (lst_interchange_select_outer): Apply interchange on the outer loop
998 until there are no more changes in the inner loops.
999
a84a556d
SP		 10002009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1001
1002 Revert patch fixing PR middle-end/42221.
1003
10042009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1005
1006 PR middle-end/42180
1007 * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
1008 GIMPLE_CALL.
1009
45489e99 1010 * gfortran.dg/graphite/pr42180.f90: Add compile flags.
a84a556d 1011
b147df0b
SP		 10122009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1013
1014 PR middle-end/42180
1015 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
1016 that contain only one statement.
1017
45489e99 1018 * gfortran.dg/graphite/pr42180.f90: New.
a84a556d 1019
ce20f9d6
SP		 10202009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1021
1022 PR middle-end/42393
45489e99 1023 * gfortran.dg/graphite/pr42393.f90: New.
ce20f9d6 1024
d2a271ac
SP		 10252009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1026
1027 PR middle-end/42186
45489e99 1028 * gfortran.dg/graphite/pr42186.f90: New.
d2a271ac 1029
403ebc7e
SP		 10302009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1031
1032 PR middle-end/42205
1033 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
1034 Insert the reduction copy in the same block as the phi node.
1035 (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
1036
45489e99
SP		 1037 * gcc.dg/graphite/pr42205-1.c: New.
1038 * gcc.dg/graphite/pr42205-2.c: New.
403ebc7e
SP		 1039
10402009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1041
1042 PR middle-end/42221
1043 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
1044 the array indexing of ADDR_EXPRs.
1045
45489e99 1046 * gcc.dg/graphite/pr42221.c: New.
403ebc7e 1047
070ba483
SP		 10482009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1049
1050 PR middle-end/42178
1051 PR middle-end/42334
1052 * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
1053 index. Call lst_interchange_select_inner only once.
1054 (lst_interchange_select_inner): Update use of lst_try_interchange.
1055 (lst_interchange_select_outer): Update.
1056
10572009-12-15 Sebastian Pop <sebastian.pop@amd.com>
1058
1059 PR middle-end/42178
1060 PR middle-end/42334
1061 * graphite-interchange.c (lst_try_interchange): Do not increment the
1062 the OUTER index when there is no AFTER kernel. Do not increment the
1063 OUTER index for after processing the AFTER kernel.
1064 (lst_interchange_select_inner): Call lst_try_interchange only on loops.
1065 (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
1066 index. Do not pass to lst_interchange_select_inner the OUTER index.
1067 (scop_do_interchange): Update use of lst_interchange_select_outer.
1068
45489e99 1069 * gfortran.dg/graphite/graphite.exp
070ba483 1070 (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
45489e99 1071 * gfortran.dg/graphite/interchange-1.f: Add comment. Clean
070ba483 1072 the graphite dump file.
45489e99
SP		 1073 * gfortran.dg/graphite/interchange-2.f: Same.
1074 * gfortran.dg/graphite/pr42334-1.f: New.
070ba483
SP		 1075
10762009-12-15 Sebastian Pop <sebastian.pop@amd.com>
1077
1078 PR middle-end/42178
1079 PR middle-end/42334
1080 * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
1081 that are empty.
1082 (lst_do_interchange_1): Renamed lst_interchange_select_inner.
1083 (lst_try_interchange): Reimplemented.
1084 (lst_interchange_select_inner): Same.
1085 (lst_do_interchange): Renamed lst_interchange_select_outer.
1086 Reimplemented.
1087 (scop_do_interchange): Update use of lst_interchange_select_outer.
1088
45489e99
SP		 1089 * g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
1090 * gcc.dg/graphite/block-0.c: Un-XFAILed.
1091 * gcc.dg/graphite/pr42211.c: New.
1092 * gfortran.dg/graphite/pr42334.f90: New.
070ba483 1093
4b216ab0
SP		 10942009-12-14 Sebastian Pop <sebastian.pop@amd.com>
1095
1096 PR middle-end/42181
1097 * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
1098 carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
1099
45489e99 1100 * gfortran.dg/graphite/pr42181.f90: New.
4b216ab0 1101
c880097d
SP		 11022009-12-12 Sebastian Pop <sebpop@gmail.com>
1103
1104 PR middle-end/42284
1105 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
1106 insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
1107 (detect_commutative_reduction_arg): Simplified.
1108 (detect_commutative_reduction): Early return when the argument of
1109 the close phi is not of an SSA_NAME.
1110
45489e99 1111 * gcc.dg/graphite/pr42284.c: New.
c880097d
SP		 1112
11132009-12-11 Alexander Monakov <amonakov@ispras.ru>
1114
1115 * dbgcnt.def (graphite_scop): New counter.
1116 * graphite.c: Include dbgcnt.h
1117 (graphite_transform_loops): Use new counter to limit transformations.
1118
d505015a
SP		 11192009-12-08 Sebastian Pop <sebpop@gmail.com>
1120
1121 PR middle-end/42285
1122 * graphite-scop-detection.c (graphite_can_represent_init): Also
1123 handle more complex MULT_EXPRs containing parameters by recursion
1124 on the structure.
1125
45489e99 1126 * gfortran.dg/graphite/pr42285.f90: New.
d505015a
SP		 1127
11282009-12-01 Tobias Grosser <grosser@fim.uni-passau.de>
1129
45489e99 1130 * g++.dg/graphite/pr42130.C: Fix type.
d505015a 1131
ed807d06
AM		 11322009-11-29 Alexander Monakov <amonakov@gcc.gnu.org>
1133
45489e99
SP		 1134 * g++.dg/graphite/pr42130.C: Correct testcase.
1135
11362009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
1137
1138 * Merge from mainline (154493:154734).
1139
11402009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
1141
1142 * Merge from mainline (151362:154491).
ed807d06 1143
7c246f5e
TG		 11442009-11-24 Tobias Grosser <grosser@fim.uni-passau.de>
1145
1146 * graphite-clast-to-gimple.c (try_mark_loop_parallel,
1147 graphite_create_new_loop_guard, translate_clast_for): Fix comments.
1148
0dd91484
TG		 11492009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1150
1151 PR middle-end/42130
1152 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
1153 translate_clast_for_loop): New.
1154 (translate_clast_for): Add a condition around the loop, to do not
1155 execute loops with zero iterations.
45489e99
SP		 1156 * g++.dg/graphite/pr42130.C: New.
1157 * gcc.dg/graphite/pr35356-2.c: Adapt.
0dd91484 1158
fd2d813d
TG		 11592009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1160
1161 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
1162 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
1163 Remove context_loop and level.
1164
9016166f
TG		 11652009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1166
1167 * graphite-clast-to-gimple.c (translate_clast_user,
1168 translate_clast_for, translate_clast_guard): Simplify and move common
1169 elements to translate_clast().
1170 (translate_clast): Simplify and get common elements.
1171
e1f9c1cd
TG		 11722009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1173
1174 * graphite-clast-to-gimple.c (translate_clast_user,
1175 translate_clast_for, translate_clast_guard): Split out of
1176 translate_clast.
1177
7a521ff2
TG		 11782009-11-21 Tobias Grosser <grosser@fim.uni-passau.de>
1179
1180 * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
1181 clast_name_to_index, save_clast_name_index, debug_clast_name_index,
1182 debug_clast_name_indexes_1, debug_clast_name_indexes,
1183 clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
1184 (clast_name_to_gcc, clast_to_gcc_expression,
1185 clast_to_gcc_expression_red, gcc_type_for_clast_expr,
1186 gcc_type_for_clast_eq, graphite_translate_clast_equation,
1187 graphite_create_guard_cond_expr, graphite_create_new_loop,
1188 translate_clast): Add params_index.
1189 (initialize_cloog_names): Create parameter strings from scratch, do
1190 not reference other strings.
1191 (create_params_index): New.
1192 (gloog): Initialize params_index.
1193 * graphite-scop-detection (free_scops_1): Removed.
1194 (limit_scops): Use normal free_scops.
1195 * graphite-sese-to-poly.c (save_var_names): Removed.
1196 (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
1197 and SESE_PARAMS_INDEX.
1198 * sese.c (new_sese, free_sese): Dito.
1199 * sese.h (struct sese): Remove params_index, params_names.
1200 (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
1201
ca11b093
SP		 12022009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1203
1204 Revert the following patch from 2009-09-14:
1205 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
1206 tree-scalar-evolution.h, and then tree-data-ref.h.
1207 * graphite-clast-to-gimple.c: Same.
1208 * graphite-dependences.c: Same.
1209 * graphite-interchange.c: Same.
1210 * graphite-poly.c: Same.
1211 * graphite-scop-detection.c: Same.
1212 * graphite-sese-to-poly.c: Same.
1213 * graphite.c: Same.
1214 * lambda-code.c: Same.
1215 * matrix-reorg.c: Same.
1216 * tree-data-ref.c: Same.
1217 * tree-if-conv.c: Same.
1218 * tree-loop-distribu: Same.: Same.
1219 * tree-loop-linear.c: Same.
1220 * tree-parloops.c: Same.
1221 * tree-predcom.c: Same.
1222 * tree-vect-patterns.c: Same.
1223
8a9e9475
SP		 12242009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1225
1226 Revert patch from 2009-09-14.
1227 * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
1228 passes at -O1 and below.
1229
4bf4e169
SP		 12302009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1231
1232 PR middle-end/40281
45489e99 1233 * gcc.dg/graphite/pr40281.c: New.
4bf4e169
SP		 1234
1235 * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
1236 evolutions should not variate in inner loops.
1237
12aec731
SP		 12382009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1239
1240 PR middle-end/42050
45489e99 1241 * gfortran.dg/graphite/pr42050.f90: New.
12aec731 1242
aec12420
SP		 12432009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1244
1245 * graphite-interchange.c (memory_strides_in_loop_depth): New.
1246 (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
1247
25e20d33
SP		 12482009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1249
1250 * graphite-blocking.c (scop_do_block): New.
1251 * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
1252 * graphite-poly.h (scop_do_block): Declared.
1253
e3bde9f4
SP		 12542009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1255
1256 * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
1257 depth is the loop nesting depth in the LST. Call psct_dynamic_dim
1258 to transform depth into the time_depth before calling
1259 pbb_number_of_iterations_at_time.
1260 (lst_do_strip_mine): Use a scalar variable instead of recomputing
1261 lst_depth.
1262
27e432be
SP		 12632009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1264
1265 Reverted the patch for "scattering permutations" from 2009-10-28.
1266
1267 * graphite-poly.c (print_permutation): New.
1268 (debug_permutation): New.
1269 (new_poly_bb): Initialize PBB_PERMUTATION.
1270 (free_poly_bb): Free PBB_PERMUTATION.
1271 * graphite-poly.h (pbb_permutation_elt_p): Declared.
1272 (struct pbb_permutation_elt): New.
1273 (PBB_PERMUTATION_ELT_STRIDE): New.
1274 (PBB_PERMUTATION_ELT_STRIDED_P): New.
1275 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
1276 (new_pbb_permutation_elt): New.
1277 (pbb_permutation_elt_free): New.
1278 (struct poly_bb): Add field permutation.
1279 (PBB_PERMUTATION): New.
1280 (print_permutation): Declared.
1281 (debug_permutation): Declared.
1282
2bc529bf
KT		 12832009-11-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1284
1285 * graphite-interchange.c (build_partial_difference): New.
1286 (memory_stride_in_loop): Refactored the computation of
1287 equality constraints into build_partial_difference function.
1288 Added support for debugging stride computations.
1289
8c54631d
SP		 12902009-11-03 Sebastian Pop <sebastian.pop@amd.com>
1291
1292 * graphite-clast-to-gimple.c (gloog): Free if_region,
1293 if_region->true_region, and if_region->region.
1294 * sese.c (if_region_set_false_region): Free if_region->false_region.
1295 (create_if_region_on_edge): Do not use GGC_NEW.
1296 (move_sese_in_condition): Remove useless initialization.
1297
7b7f2ca7
SP		 12982009-11-03 Sebastian Pop <sebastian.pop@amd.com>
1299
1300 * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
1301 for the loops created by the loop distribution. Do not modify the
1302 input LSTs.
1303 (lst_try_interchange_loops): Same. Use a temporary LST for the
1304 transformed schedule. Call lst_update_scattering before data
1305 dependence analysis.
1306 (lst_try_interchange): Pass an extra parameter INDEX.
1307 (lst_do_interchange_1): New.
1308 (lst_do_interchange): Call lst_do_interchange_1.
1309 (scop_do_interchange): Call lst_update_scattering.
1310 * graphite-poly.c (apply_poly_transforms): Do not call
1311 lst_update_scattering.
1312 * graphite-poly.h (lst_pred): New.
1313 (lst_succ): New.
1314 (lst_find_first_pbb): Return NULL when not found.
1315 (lst_empty_p): New.
1316 (lst_insert_in_sequence): Allow LST1 to be NULL.
1317 (lst_replace): New.
1318 (lst_substitute_3): New.
1319 * gcc.dg/graphite/interchange-1.c: XFail.
1320 * gcc.dg/graphite/interchange-8.c: XFail.
1321 * gcc.dg/graphite/interchange-11.c: XFail.
1322
6119e7d5
SP		 13232009-10-30 Sebastian Pop <sebastian.pop@amd.com>
1324
1325 * graphite-interchange.c (lst_perfectly_nested_p): New.
1326 (lst_perfect_nestify): New.
1327 (lst_try_interchange_loops): Call store_lst_schedule,
1328 lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
1329 (scop_do_interchange): Avoid redundant legality test.
1330 Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
1331 * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
1332 * graphite-poly.h (psct_static_dim): New.
1333 (lst_dewey_number_at_depth): New.
1334 (lst_find_pbb): Restructured.
1335 (lst_find_first_pbb): Restructured.
1336 (lst_find_last_pbb): New.
1337 (lst_contains_p): New.
1338 (lst_contains_pbb): New.
1339 (lst_create_nest): New.
1340 (lst_remove_from_sequence): New.
1341 (pbb_update_scattering): New.
1342 (lst_update_scattering_under): New.
1343 (lst_update_scattering_seq): New.
1344 (lst_update_scattering): New.
1345 (lst_insert_in_sequence): New.
1346 (lst_distribute_lst): New.
1347 (lst_remove_all_before_including_pbb): New.
1348 (lst_remove_all_before_excluding_pbb): New.
1349
431f3f22
SP		 13502009-10-30 Sebastian Pop <sebastian.pop@amd.com>
1351
1352 * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
1353 get_loop_exit_edges.
1354
4c768046
SP		 13552009-10-30 Sebastian Pop <sebastian.pop@amd.com>
1356
1357 * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
1358
5fa8514e
SP		 13592009-10-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1360
1361 * graphite-poly.c (print_permutation): New.
1362 (debug_permutation): New.
1363 (new_poly_bb): Initialize PBB_PERMUTATION.
1364 (free_poly_bb): Free PBB_PERMUTATION.
1365 * graphite-poly.h (pbb_permutation_elt_p): Declared.
1366 (struct pbb_permutation_elt): New.
1367 (PBB_PERMUTATION_ELT_STRIDE): New.
1368 (PBB_PERMUTATION_ELT_STRIDED_P): New.
1369 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
1370 (new_pbb_permutation_elt): New.
1371 (pbb_permutation_elt_free): New.
1372 (struct poly_bb): Add field permutation.
1373 (PBB_PERMUTATION): New.
1374 (print_permutation): Declared.
1375 (debug_permutation): Declared.
1376
6c6f84d7
SP		 13772009-10-26 Sebastian Pop <sebastian.pop@amd.com>
1378
1379 * graphite-clast-to-gimple.c (gloog): Do not call
1380 sese_reset_aux_in_loops.
1381 * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
1382 extra argument for domains. Do not use loop->aux.
1383 (build_scop_iteration_domain): Initialize and free domains, pass it
1384 to build_loop_iteration_domains and extract the information from
1385 domains. Do not use loop->aux.
1386 * sese.c (sese_reset_aux_in_loops): Removed.
1387 * sese.h (sese_reset_aux_in_loops): Removed.
1388
585b3e19
SP		 13892009-10-26 Sebastian Pop <sebastian.pop@amd.com>
1390
1391 * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
1392 (dependency_in_loop_p): Same.
1393 (translate_clast): Do not use loop->aux. Initialize
1394 loop->can_be_parallel.
1395 (mark_loops_parallel): Removed.
1396 * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
1397 * graphite.c (free_aux_in_new_loops): Removed.
1398 (graphite_finalize): Do not call free_aux_in_new_loops.
1399 (graphite_transform_loops): Do not call mark_loops_parallel.
1400
14012009-10-26 Li Feng <nemokingdom@gmail.com>
a7ed27ac
LF		 1402
1403 * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
1404 (translate_clast): Pass an extra parameter LEVEL.
1405 Call get_scattering_level.
1406 * graphite-clast-to-gimple.h (get_scattering_level): New.
1407
8e6ef139
SP		 14082009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1409
1410 * cfgloop.c (alloc_loop): Initialize loop->single_iv.
1411 * cfgloop.h (struct loop): New field single_iv.
1412
1413 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
1414 loop->aux anymore: use loop->single_iv.
1415 (graphite_loop_normal_form): Moved...
1416 (build_graphite_loop_normal_form): Removed.
1417 (gloog): Do not call build_graphite_loop_normal_form.
1418 (free_aux_in_new_loops): Moved...
1419 (mark_loops_parallel): Restructure.
1420 * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
1421 * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
1422 (scop_canonicalize_loops): New.
1423 (build_poly_scop): Call scop_canonicalize_loops.
1424 * graphite.c (free_aux_in_new_loops): ...here.
1425
e6dd91b2
SP		 14262009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1427
1428 * g++.dg/graphite/graphite.exp: Add the same rules as in
1429 gcc.dg/graphite/graphite.exp.
1430
47fb473f
SP		 14312009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1432
1433 * g++.dg/graphite/id-1.C: New.
1434
63858ac6
SP		 14352009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1436
1437 * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
1438 argument base_name.
1439 (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
1440 (rewrite_phi_out_of_ssa): Same.
1441 (rewrite_cross_bb_scalar_deps): Same.
1442 (translate_scalar_reduction_to_array): Same.
1443
decfe536
SP		 14442009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1445
1446 * graphite-sese-to-poly.c (build_scop_drs): Disable call to
1447 dump_alias_graphs.
1448
0d5ef2a9
SP		 14492009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1450
1451 * graphite-sese-to-poly.c (dump_alias_graphs): New.
1452 (build_scop_drs): Call dump_alias_graphs.
1453
f70de156
SP		 14542009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1455
1456 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
1457 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
1458 (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
1459 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
1460 * graphite-poly.h (free_lst): New.
1461 (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
1462 (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
1463
74715a9b
SP		 14642009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1465
1466 * graphite-poly.h (struct scop): Add a field saved_schedule.
1467 (SCOP_SAVED_SCHEDULE): New.
1468 (store_lst_schedule): New.
1469 (restore_lst_schedule): New.
1470 (store_scattering): Call store_lst_schedule.
1471 (restore_scattering): Call restore_lst_schedule.
1472
fb00d28e
SP		 14732009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1474
1475 * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
1476 (pdr_add_alias_set): Same.
1477 (build_poly_dr): Same.
1478 (build_alias_set_optimal_p): Same.
1479 (build_base_obj_set_for_drs): Same. Do not store the result of
1480 graphds_dfs.
1481
917f481a
SP		 14822009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1483
1484 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
1485 all_components_are_cliques to 1.
1486
2b178a5f
LF		 14872009-10-20 Li Feng <nemokingdom@gmail.com>
1488
1489 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
1490 the new structure.
1491 (pdr_add_alias_set): Update retrieving alias_set_num.
1492 (build_poly_dr): Update retrieving dr_base_object_set.
1493 (partition_drs_to_sets): Remove.
1494 (build_alias_set_optimal_p): New.
1495 (build_alias_set_for_drs): Rename.
1496 (build_scop_drs): Update.
1497 * graphite-sese-to-poly.h (struct base_alias_pair): New.
1498 (ALIAS_SET_INDEX): Remove.
1499 (BASE_OBJECT_SET_INDEX): Remove.
1500
e8af4842
SP		 15012009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1502
1503 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
1504
3899a0b2
SP		 15052009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1506
1507 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
1508 loop upper bounds for 1-element arrays at end of structures.
1509 * tree-flow.h (array_at_struct_end_p): Declared.
1510 * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
1511
e34e5835
SP		 15122009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1513
1514 * g++.dg/graphite/pr41305.C: New.
1515
07b0d0e2
AM		 15162009-10-20 Alexander Monakov <amonakov@ispras.ru>
1517
1518 * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
1519 construction of parameter constraints from loop iteration analysis.
1520 * gcc.dg/graphite/run-id-2.c: New test.
1521
67255edf
SP		 15222009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1523
1524 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
1525 and new_cstr.
1526
14ba996b
SP		 15272009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1528
1529 * graphite-dependences.c (dependence_polyhedron_1): Remove
1530 unused gdim dimensions from the DDR polyhedron.
1531
4454141a
SP		 15322009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1533
1534 * graphite-dependences.c (pddr_transformed_scattering): New.
1535 (dot_original_deps_stmt_1): New.
1536 (dot_transformed_deps_stmt_1): New.
1537 (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
1538 dot_transformed_deps_stmt_1.
1539 (dot_original_deps): New.
1540 (dot_transformed_deps): New.
1541 (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
1542
dd61070d
SP		 15432009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1544
1545 * graphite-dependences.c (reduction_dr_1): Remove wrong
1546 assert: reduction BBs can have multiple reduction writes
4454141a 1547 to memory. interchange-3.f90 is an example.
dd61070d 1548
65421bcc
SP		 15492009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1550
1551 * gfortran.dg/graphite/interchange-3.f90: New.
1552
3e9f43ee
SP		 15532009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1554
1555 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
1556
16bf8ab1
SP		 15572009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1558
1559 * graphite-dependences.c (dependence_polyhedron_1): Add the
1560 context to the dependence polyhedron.
1561
d422adfa
SP		 15622009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1563
1564 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
1565 PBB_PDR_DUPLICATES_REMOVED.
1566 (new_poly_bb): Same.
1567
62e475c5
SP		 15682009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1569
1570 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
1571 SCOP_CONTEXT.
1572 (build_loop_iteration_domains): Extract bounds on parameters
1573 based on the data size.
1574 (build_scop_context): Do not initialize SCOP_CONTEXT;
1575 add new constraints.
1576
3ecbce7e
SP		 15772009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1578
1579 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
1580 * graphite-ppl.h (graphite-ppl.h): Declared.
1581
04863400
SP		 15822009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1583
1584 * graphite-ppl.c (ppl_print_linear_expr): New.
1585 (debug_ppl_linear_expr): New.
1586 * graphite-ppl.h (ppl_print_linear_expr): Declared.
1587 (debug_ppl_linear_expr): Declared.
1588
009150e1
SP		 15892009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1590
1591 * graphite-interchange.c: Fix comments.
1592 * gcc.dg/graphite/block-1.c: Fix comments.
1593
9b196c93
SP		 15942009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1595
1596 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
1597 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
1598
caa675f8
SP		 15992009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1600
1601 Reapply the patch from Alexander Monakov that disappeared during
1602 the last merges from trunk.
1603
1604 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
1605
1606 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1607 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1608
92d92abb
SP		 16092009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1610
1611 * graphite-interchange.c (memory_stride_in_loop): The depth
1612 argument corresponds to a dynamic time dimension, so use
1613 psct_dynamic_dim to refer to the transformed scattering dimension.
1614
23159c56
SP		 16152009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1616
1617 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
1618
5c6c42c9
SP		 16192009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1620
1621 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
1622 root of the LST.
1623 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
1624 the root of the LST.
1625 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
1626 fake loop.
1627 (print_lst): Print the root of LST in a different format.
1628 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
1629
f58be90e
SP		 16302009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1631
1632 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
1633
4e4ee197
SP		 16342009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1635
1636 * doc/passes.texi: Document the Graphite infrastructure.
1637
6c4499b6
SP		 16382009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1639
1640 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
1641 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
1642 and check the SSA representation.
1643
1644 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
1645
8e49fe91
SP		 16462009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1647
1648 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
1649
bb2b2dfc
SP		 16502009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1651
1652 * gcc.dg/graphite/interchange-11.c: New.
1653
e7ed4a64
SP		 16542009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1655
1656 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
1657
d7f25aa6
SP		 16582009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1659
1660 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1661 Add -fno-loop-strip-mine and -fno-loop-interchange.
1662 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
1663 -fno-loop-strip-mine.
1664 * gfortran.dg/graphite/graphite.exp: Same.
1665
6231cf49
SP		 16662009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1667
1668 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1669 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
1670 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
1671 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
1672 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
1673 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
1674 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
1675 DEFAULT_FLAGS_GRAPHITE_SCOP.
1676 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
1677 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
1678
2b7c09a8
SP		 16792009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1680
1681 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
1682
b0c7a278
KT		 16832009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1684 Sebastian Pop <sebastian.pop@amd.com>
1685
1686 * graphite-interchange.c (build_linearized_memory_access): Pass an
1687 offset as parameter.
1688 (memory_stride_in_loop): Include transform scattering in the
1689 access functions to be able to querry the strides in the
1690 transformed loops.
1691 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
1692 not the psct_iterator_dim.
1693
13ae6f91
SP		 16942009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1695
1696 * graphite-blocking.c (pbb_do_strip_mine): Removed.
1697 (lst_do_strip_mine_loop): New.
1698 (lst_do_strip_mine): New.
1699 (scop_do_strip_mine): Call lst_do_strip_mine.
1700 * graphite-poly.h (lst_add_loop_under_loop): New.
1701 (lst_find_first_pbb): New.
1702
c0fe753b
SP		 17032009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1704
1705 * graphite-poly.c (loop_to_lst): Fix LST creation.
1706
8d75ec87
TG		 17072009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
1708
45489e99 1709 * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
8d75ec87
TG		 1710 sizeof(unsigned long) to make it run on 32bit systems.
1711
17122009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
1713
45489e99 1714 * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
8d75ec87
TG		 1715 SEGFAULT on 32bit.
1716
2e5a7cbf
RU		 17172009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1718
8d75ec87
TG		 1719 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
1720 Comment.
2e5a7cbf
RU		 1721 (write_alias_graph_to_ascii_dot): New.
1722 (write_alias_graph_to_ascii_ecc): Ditto.
8d75ec87
TG		 1723 (partition_drs_to_sets): Add testing of optimality of current method
1724 which assigns alias numbers according to DFS Comopnent number. used
1725 as heuristic for the upcoming ECC algorithm.
2e5a7cbf
RU		 1726 (build_scop_drs): Write to file also with the ecc and dot format.
1727
1e82de2a
SP		 17282009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1729
1730 * gfortran.dg/graphite/interchange-1.f: XFail.
1731
9bf13085
SP		 17322009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1733
1734 * graphite.c (graphite_initialize): Do not handle functions with
1735 more than 100 basic blocks.
1736
e797c5f2
SP		 17372009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1738
1739 * graphite-blocking.c (pbb_do_strip_mine): Use
1740 PARAM_LOOP_BLOCK_TILE_SIZE.
1741
bfa00f48
SP		 17422009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1743
1744 * graphite-poly.c (dot_lst_1): New.
1745 (dot_lst): New.
1746 * graphite-poly.h (dot_lst): Declared.
1747
3c7bdeb8
SP		 17482009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1749
1750 * graphite-dependences.c (dot_deps_stmt_1): New.
1751 (dot_deps_stmt): New.
1752 * graphite-dependences.h (dot_deps_stmt): Declared.
1753
c7dc2fab
SP		 17542009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1755
1756 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
1757 not replace cross BB scalar dependences ending on PHI nodes.
1758 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
1759
24c79709
SP		 17602009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1761
1762 * graphite-poly.c (apply_poly_transforms): Implement the high
1763 level driver for flag_loop_block.
45489e99 1764 * opts.c (decode_options): Enable flag_loop_block at -O2.
24c79709
SP		 1765 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
1766 flag_loop_block.
1767
1768 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
1769 -floop-block.
1770 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1771 Add -floop-block.
1772
a0517b76
SP		 17732009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1774
1775 * graphite-poly.h (lst_find_pbb): New.
1776 (find_lst_loop): New.
1777
9d077835
SP		 17782009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1779
1780 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
1781 * graphite-poly.h (struct scop): Remove dep_graph field.
1782 (SCOP_DEP_GRAPH): Removed.
1783
75b63a91
SP		 17842009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1785
1786 * graphite-poly.h (copy_lst): Do full copy of LST.
1787
7cc4ff8d
SP		 17882009-10-07 Sebastian Pop <sebastian.pop@amd.com>
1789
1790 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
1791 when the loop stride is zero.
1792
1793 * gcc.dg/graphite/id-16.c: New.
1794
60d2a8c3
SP		 17952009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1796
1797 * graphite-dependences.c (reduction_dr_1): New.
1798 (reduction_dr_p): New.
1799 (graphite_legal_transform_dr): Call reduction_dr_p.
1800 (reduction_ddr): Renamed reduction_ddr_p.
1801 * graphite-poly.h (same_pdr_p): New.
1802 (number_of_write_pdrs): New.
1803 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
1804 (split_reduction_stmt): Do not split reduction statements
1805 when there are no writes to memory.
1806 (translate_scalar_reduction_to_array_for_stmt): Insert the
1807 memory reduction statement just after the scalar reduction statement.
1808
1809 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
1810 Un-XFAIL-ed.
1811 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
1812 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
1813
95baeff8
SP		 18142009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1815
1816 * graphite-interchange.c (lst_apply_interchange): New.
1817 (lst_interchange_profitable_p): New.
1818 (lst_try_interchange_loops): New.
1819 (lst_try_interchange): New.
1820 (lst_do_interchange): New.
1821 (pbb_do_interchange): Removed.
1822 (scop_do_interchange): Call lst_do_interchange.
1823
a36d12e2
SP		 18242009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1825
1826 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
1827 SCOP_TRANSFORMED_SCHEDULE.
1828 (loop_to_lst): New.
1829 (scop_to_lst): New.
1830 (print_lst): New.
1831 (debug_lst): New.
1832 * graphite-poly.h (lst_p): New.
1833 (struct lst): New.
1834 (LST_LOOP_P): New.
1835 (LST_LOOP_FATHER): New.
1836 (LST_PBB): New.
1837 (LST_SEQ): New.
1838 (scop_to_lst): Declared.
1839 (print_lst): Declared.
1840 (debug_lst): Declared.
1841 (new_lst_loop): New.
1842 (new_lst_stmt): New.
1843 (copy_lst): New.
1844 (lst_depth): New.
1845 (lst_dewey_number): New.
1846 (struct scop): Add original_schedule and transformed_schedule fields.
1847 (SCOP_ORIGINAL_SCHEDULE): New.
1848 (SCOP_TRANSFORMED_SCHEDULE): New.
1849 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
1850
a0dd1440
SP		 18512009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1852
1853 * graphite-dependences.c (reduction_ddr): New.
1854 (graphite_legal_transform_bb): Call reduction_ddr.
1855 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
1856 Initialize PBB_IS_REDUCTION.
1857 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
1858 (PBB_IS_REDUCTION): New.
1859 (new_poly_bb): Update declaration.
1860 * graphite-scop-detection.h (build_scop_bbs): Removed.
1861 (nb_reductions_in_loop): Removed.
1862 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
1863 parameter for reductions.
1864 (try_generate_gimple_bb): Update call to new_poly_bb.
1865 (build_scop_bbs_1): Same.
1866 (build_scop_bbs): Same.
1867 (gsi_for_phi_node): New.
1868 (scalar_close_phi_node_p): Remove gcc_assert.
1869 (split_reduction_stmt): New.
1870 (is_reduction_operation_p): New.
1871 (phi_contains_arg): New.
1872 (follow_ssa_with_commutative_ops): New.
1873 (detect_commutative_reduction_arg): New.
1874 (detect_commutative_reduction_assign): New.
1875 (follow_inital_value_to_phi): New.
1876 (edge_initial_value_for_loop_phi): New.
1877 (initial_value_for_loop_phi): New.
1878 (detect_commutative_reduction): New.
1879 (translate_scalar_reduction_to_array_for_stmt): New.
1880 (insert_copyout): New.
1881 (insert_copyin): New.
1882 (translate_scalar_reduction_to_array): New.
1883 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
1884 (rewrite_commutative_reductions_out_of_ssa_loop): New.
1885 (rewrite_commutative_reductions_out_of_ssa): New.
1886 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
1887 * sese.h (split_region_for_bb): New.
1888
1889 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
1890 * gcc.dg/graphite/interchange-1.c: Fix format.
1891 * gcc.dg/graphite/interchange-10.c: New.
1892
db7e9485
SP		 18932009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1894
1895 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
1896 buggy assert.
1897
5dcc64d9
SP		 18982009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1899
1900 * graphite-sese-to-poly.c (scev_analyzable_p): New.
1901 (rewrite_cross_bb_scalar_dependence): New.
1902 (rewrite_cross_bb_scalar_deps): New.
1903 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
1904 Call rewrite_cross_bb_scalar_deps.
1905
947121b8
SP		 19062009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1907
1908 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
1909 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
1910 gsi_for_stmt.
1911
d48e288d
SP		 19122009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1913
1914 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
1915 * graphite-interchange.c (pbb_do_interchange): Same.
1916 * graphite-poly.c (print_scattering_function): Same.
1917 (debug_pdrs): Same.
1918 * graphite-poly.h (pbb_loop): New.
1919 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
1920
d17286f6
SP		 19212009-09-27 Sebastian Pop <sebastian.pop@amd.com>
1922
1923 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
1924
ee03cd20
SP		 19252009-09-27 Sebastian Pop <sebastian.pop@amd.com>
1926
1927 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
1928 so don't pass a pointer to it.
1929 (build_alias_set_for_drs): Same.
1930 (build_base_obj_set_for_drs): Same.
1931 (build_scop_drs): Same.
1932
888beba1
LF		 19332009-09-26 Li Feng <nemokingdom@gmail.com>
1934
1935 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
1936 the alias graph of data references.
1937
cd43e5d7
LF		 19382009-09-25 Li Feng <nemokingdom@gmail.com>
1939
1940 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
1941 (build_scop_drs): When debugging, write the alias graph to file,
1942 otherwise, should be disabled.
1943
45489e99
SP		 19442009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1945
1946 * Merge from mainline (151310:151361).
1947
19482009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1949
1950 * Merge from mainline (151171:151310).
1951
19522009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1953
1954 * Merge from mainline (151171:151806).
1955
19562009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1957
1958 * Revert the last commit.
1959
19602009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1961
1962 * Merge from mainline (151171:151819).
1963
aeda6535
SP		 19642009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1965
1966 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
1967 (is_simple_operand): Remove call to stmt_simple_memref_p.
1968 (stmt_simple_for_scop_p): Update call to is_simple_operand.
1969
8b6b8570
DE		 19702009-09-17 David Edelsohn <edelsohn@gnu.org>
1971
45489e99
SP		 1972 * gcc.dg/graphite/interchange-mvt.c: New File.
1973 * gcc.dg/graphite/scop-dsyrk.c: New File.
1974 * gcc.dg/graphite/scop-dsyr2k.c: New File.
1975 * gcc.dg/graphite/scop-mvt.c: New File.
1976 * gcc.dg/graphite/scop-sor.c: New File.
8b6b8570 1977
1825f9a2
LF		 19782009-09-17 Li Feng <nemokingdom@gmail.com>
1979
1825f9a2
LF		 1980 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
1981 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
1982 (graphite_carried_dependence_level_k): Ditto.
1983 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
1984 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
1985 (new_poly_dr): Adjust declaration.
1986 * graphite-sese-to-poly.c (free_data_refs_aux): New.
1987 (free_gimple_bb): Added free_data_refs_aux.
1988 (build_poly_dr): Add dr_base_object_set.
1989 (partition_drs_to_sets): New.
1990 (dr_same_base_object_p): New.
1991 (build_alias_set_for_drs): New.
1992 (build_base_object_set_for_drs): New.
1993 (build_scop_drs): Add build_base_obj_set_for_drs.
1994 * graphite-sese-to-poly.h: Added #define for alias set number index and
1995 base object set index.
1996 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
1997 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
1998
ac90803f
SP		 19992009-09-16 Alexander Monakov <amonakov@ispras.ru>
2000
2001 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2002 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2003
54fc808a
SP		 20042009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2005
2006 * graphite-sese-to-poly.c (struct irp_data): Removed.
2007 (idx_record_params): Removed.
2008 (find_params_in_bb): Scan for parameters the access functions; don't
2009 parse the tree representation.
2010
e88e021f
SP		 20112009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2012
2013 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
2014 passes at -O1 and below.
2015
3690f8d7
SP		 20162009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2017
2018 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
2019 tree-scalar-evolution.h, and then tree-data-ref.h.
2020 * graphite-clast-to-gimple.c: Same.
2021 * graphite-dependences.c: Same.
2022 * graphite-interchange.c: Same.
2023 * graphite-poly.c: Same.
2024 * graphite-scop-detection.c: Same.
2025 * graphite-sese-to-poly.c: Same.
2026 * graphite.c: Same.
2027 * lambda-code.c: Same.
2028 * matrix-reorg.c: Same.
2029 * tree-data-ref.c: Same.
2030 * tree-if-conv.c: Same.
2031 * tree-loop-distribu: Same.: Same.
2032 * tree-loop-linear.c: Same.
2033 * tree-parloops.c: Same.
2034 * tree-predcom.c: Same.
2035 * tree-vect-patterns.c: Same.
2036
2495a183
SP		 20372009-09-02 Sebastian Pop <sebastian.pop@amd.com>
2038
2039 Partially revert the previous patch, except the following.
2040 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
2041 as parameters the operands of the not expression.
2042
20179b0d
SP		 20432009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2044
2045 * tree-scalar-evolution.c (instantiate_scev_assign): New.
2046 Do not call analyze_scalar_evolution on assignments.
2047 (instantiate_scev_phi): Call analyze_scalar_evolution.
2048 (instantiate_scev_name): Call instantiate_scev_assign and
2049 instantiate_scev_phi.
2050 (instantiate_scev_not): Adapted to pass as parameters the operands
2051 of the not expression.
2052
ffa34f4b
SP		 20532009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2054
2055 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
2056 to pass as parameters the operands of the binary expression.
2057
4b9d48a1
SP		 20582009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2059
2060 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
2061 instantiate_scev_not. Handle NEGATE_EXPR.
2062 (instantiate_scev_r): Handle NEGATE_EXPR.
2063
9e5dc77f
SP		 20642009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2065
2066 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
2067 instantiate_scev_r.
2068 (instantiate_scev_r): Move code in instantiate_scev_2
2069 and instantiate_scev_1.
2070
d814176c
SP		 20712009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2072
2073 * tree-scalar-evolution.c (instantiate_scev_3): New.
2074 (instantiate_scev_1): Move code in instantiate_scev_3.
2075
ec6636eb
SP		 20762009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2077
2078 * tree-scalar-evolution.c (instantiate_scev_poly): New.
2079 (instantiate_scev_1): Move code in instantiate_scev_poly.
2080
7ec0665d
SP		 20812009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2082
2083 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
2084 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
2085
9c382ce9
SP		 20862009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2087
2088 * tree-scalar-evolution.c (instantiate_scev_convert): New.
2089 (instantiate_scev_1): Move code in instantiate_scev_convert.
2090
15fda317
SP		 20912009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2092
2093 * tree-scalar-evolution.c (instantiate_scev_binary): New.
2094 (instantiate_scev_1): Move code in instantiate_scev_binary.
2095
320f5a78
SP		 20962009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2097
2098 * tree-scalar-evolution.c (instantiate_scev_name): New.
2099 (instantiate_scev_1): Move code in instantiate_scev_name.
2100
21012009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2102
2103 * Merge from mainline (150992:151171).
2104
45489e99
SP		 21052009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2106
2107 * opts.c (decode_options): Enable flag_loop_interchange at -O2.
2108
211694b6
SP		 21092009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2110
2111 * graphite-dependences.c (graphite_legal_transform_bb): Call
2112 pbb_remove_duplicate_pdrs.
2113 * graphite-poly.c (can_collapse_pdr): Removed.
2114 (pdr_find_duplicate): Removed.
2115 (can_collapse_pdrs): New.
2116 (pbb_remove_duplicate_pdrs): New.
2117 (new_poly_dr): Do not look for duplicates.
2118 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
2119 (PBB_PDR_DUPLICATES_REMOVED): New.
2120 (pbb_remove_duplicate_pdrs): Declared.
2121
7bd2a8a7
SP		 21222009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2123
2124 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
2125 the strides by multiplying by PDR_NB_REFS.
2126 * graphite-poly.c (can_collapse_pdr): New.
2127 (pdr_find_duplicate): New.
2128 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
2129 Initialize PDR_NB_REFS.
2130 * graphite-poly.h (struct poly_dr): Add field nb_refs.
2131 (PDR_NB_REFS): New.
2132 (new_poly_dr): Number of subscripts is a graphite_dim_t.
2133
21342009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2135
2136 Revert one of the previous commits:
2137 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
2138 the computation of symmetric data dependence relations.
2139 (dependency_between_pbbs_p): Same.
2140
93b2db87
SP		 21412009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2142
2143 PR middle-end/40965
2144 * graphite-poly.c (apply_poly_transforms): Remove legality test before
2145 any transform.
2146
d8eeb078
SP		 21472009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2148
2149 * graphite-dependences.c (pddr_original_scattering): Return NULL
2150 for read-read dependence relations.
2151 * graphite-poly.h (enum poly_dr_type): Fix comment.
2152 (pdr_read_p): New.
2153 (pdr_write_p): New.
2154 (pdr_may_write_p): New.
2155
e6dec0fb
SP		 21562009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2157
2158 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
2159 (struct poly_dr): Same.
2160 (new_poly_dr): Same.
2161 * graphite-poly.c (new_poly_dr): Same.
2162
baf4b881
KT		 21632009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2164 Sebastian Pop <sebastian.pop@amd.com>
2165
2166 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
2167 pbb_strip_mine_time_depth. Changed the implementation so that
2168 transformation is expressed as a transformation on
2169 time (scatttering) dimensions. Also, ensures that the 2d+1
2170 scheduling format is preserved.
2171 (pbb_strip_mine_profitable_p): Profitability is based on the
2172 iteration number of a given time (scattering) dimension,
2173 and not on a original loop depth dimension.
2174 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
2175 (pbb_do_strip_mine): Call psct_dynamic_dim.
2176 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
2177 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
2178 (pbb_nb_dynamic_scattering_transform): New.
2179 (psct_dynamic_dim): New.
2180
059a5f9f
KT		 21812009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2182
2183 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2184 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2185 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
2186 * graphite-interchange.c (build_linearized_memory_access): Same.
2187 (memory_stride_in_loop): Same.
2188
afae0207
SP		 21892009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2190
2191 * graphite-dependences.c (pddr_original_scattering): New.
2192 (graphite_legal_transform_dr): Call pddr_original_scattering.
2193 (dot_deps_1): New.
2194 (dot_deps): New.
2195 * graphite-dependences.h (dot_deps): Declared.
2196 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
2197 (print_pdr): Print PDR_ID.
2198 * graphite-poly.h (struct poly_dr): Add field id.
2199 (PDR_ID): New.
2200 (pbb_index): New.
2201 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
2202
f8e0bb8b
SP		 22032009-08-22 Sebastian Pop <sebastian.pop@amd.com>
2204
2205 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
2206 not delete the original dependence relation.
2207
22082009-08-21 Sebastian Pop <sebastian.pop@amd.com>
2209
2210 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
2211 the computation of symmetric data dependence relations.
2212 (dependency_between_pbbs_p): Same.
2213
e37f165f
SP		 22142009-08-21 Sebastian Pop <sebastian.pop@amd.com>
2215
2216 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
2217 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
2218 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
2219 (free_poly_ddr): New.
2220 (pddr_is_empty): New.
2221 (dependence_polyhedron_1): Now returns a poly_ddr_p.
2222 (dependence_polyhedron): Same. Remove useless gcc_assert.
2223 Remove fprintfs.
2224 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
2225 (graphite_carried_dependence_level_k): Call pddr_is_empty.
2226 * graphite-dependences.h (enum poly_dependence_kind): New.
2227 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
2228 (PDRP_SOURCE): Renamed PDDR_SOURCE.
2229 (PDRP_SINK): Renamed PDDR_SINK.
2230 (PDRP_DDP): Renamed PDDR_DDP.
2231 (PDDR_KIND): New.
2232 (free_poly_ddr): Declared.
2233 * graphite-poly.c (new_scop): Use the new hash function names.
2234 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
2235 into original_pddrs.
2236 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
2237
22382009-08-21 Sebastian Pop <sebastian.pop@amd.com>
2239
2240 * Merge from mainline (150764:150992).
2241
45e76e9f
SP		 22422009-08-18 Sebastian Pop <sebastian.pop@amd.com>
2243
2244 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
2245 bounds with LT_EXPR to make niter analysis more precise on code
2246 generated by Graphite.
2247
66b466c3
SP		 22482009-08-18 Sebastian Pop <sebastian.pop@amd.com>
2249
2250 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
2251 (graphite_legal_transform_bb): Same.
2252 (poly_drs_may_alias_p): Same.
2253
f263917c
SP		 22542009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2255
2256 PR middle-end/40981
2257 * graphite-ppl.c (ppl_max_for_le): Correct the use of
2258 ppl_Pointset_Powerset_C_Polyhedron_maximize.
2259
22602009-08-13 Sebastian Pop <sebastian.pop@amd.com>
2261
2262 * graphite-poly.c (print_pbb): Print PBB index.
2263
22642009-08-13 Sebastian Pop <sebastian.pop@amd.com>
2265
2266 * Merge from mainline (r150672:150764).
2267
22682009-08-13 Sebastian Pop <sebastian.pop@amd.com>
2269
2270 * graphite-interchange.c (ppl_max_for_le): Moved...
2271 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
2272 * graphite-ppl.c (ppl_max_for_le): ... here.
2273 * graphite-ppl.h (ppl_max_for_le): Declared.
2274
22752009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2276
2277 * Merge from mainline (r150372:150672).
2278
30de1632
SP		 22792009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2280
2281 PR middle-end/40980
2282 * sese.c (convert_for_phi_arg): New.
2283 (add_guard_exit_phis): Use convert_for_phi_arg.
2284
45489e99 2285 * gfortran.dg/graphite/id-17.f: New.
30de1632 2286
8c31ebfa
SP		 22872009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2288
2289 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
2290 unknown subscript upper bounds.
2291
45489e99 2292 * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
8c31ebfa 2293
fb9fb290
SP		 22942009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2295 Pranav Garg <pranav.garg2107@gmail.com>
2296
2297 * graphite-interchange.c (gather_access_strides): Removed.
2298 (ppl_max_for_le): New.
2299 (build_linearized_memory_access): New.
2300 (memory_stride_in_loop): New.
2301 (pbb_interchange_profitable_p): Reimplemented.
2302 * graphite-ppl.h (ppl_new_id_map): New.
2303 (ppl_interchange): New.
2304
45489e99 2305 * gcc.dg/graphite/interchange-6.c: XFAILed.
fb9fb290 2306
312aea7f
SP		 23072009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2308
2309 * graphite-interchange.c (compute_subscript): Removed.
2310 (compute_array_size_cstr): Removed.
2311 (compute_array_size_poly): Removed.
2312 (compute_array_size): Removed.
2313 (gather_access_strides_poly): Removed.
2314 (gather_access_strides): Empty.
2315
25d7cc15
SP		 23162009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2317
2318 * graphite-dependences.c (dependence_polyhedron_1): Replace
2319 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
2320 (graphite_legal_transform_dr): Same.
2321 (graphite_carried_dependence_level_k): Same.
2322 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
2323 Initialize PDR_NB_SUBSCRIPTS.
2324 (print_pdr_access_layout): Replace pdr_nb_subscripts with
2325 PDR_NB_SUBSCRIPTS.
2326 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
2327 (PDR_NB_SUBSCRIPTS): New.
2328 (pdr_nb_subscripts): Removed.
2329 (pdr_dim): Simplified.
2330 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
2331 with PDR_NB_SUBSCRIPTS.
2332
66096911
SP		 23332009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2334
2335 * graphite-interchange.c (compute_array_size): Remove use of
2336 PDR_DATA_CONTAINER.
2337 * graphite-poly.c (new_poly_dr): Remove argument data_container.
2338 Do not initialize PDR_DATA_CONTAINER.
2339 (print_pdr): Do not print PDR_DATA_CONTAINER.
2340 * graphite-poly.h (struct poly_dr): Remove data_container field.
2341 (PDR_DATA_CONTAINER): Removed.
2342 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
2343 PDR_DATA_CONTAINER.
2344 (build_poly_dr): Same.
2345
273c5dd3
SP		 23462009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2347
45489e99 2348 * gcc.dg/graphite/interchange-9.c: New.
273c5dd3 2349
7491e5f0
KT		 23502009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2351 Sebastian Pop <sebastian.pop@amd.com>
2352
2353 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
2354 copy of the dependence polyhedron. Free the temporary objects.
2355 (graphite_carried_dependence_level_k): Free unused objects before
2356 returning.
2357
45489e99
SP		 2358 * gcc.dg/graphite/interchange-1.c: XFAILed.
2359 * gcc.dg/graphite/interchange-2.c: XFAILed.
2360 * gcc.dg/graphite/interchange-3.c: XFAILed.
2361 * gcc.dg/graphite/interchange-4.c: XFAILed.
2362 * gcc.dg/graphite/interchange-7.c: XFAILed.
7491e5f0 2363
f4648ed1
SP		 23642009-08-05 Sebastian Pop <sebastian.pop@amd.com>
2365
2366 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
2367 Early return without analyzing the data dependences if no
2368 transform has been done. Call restore_scattering if the transform
2369 is not legal.
2370 (graphite-interchange.c): Same.
2371 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
2372 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
2373 (apply_poly_transforms): Do not gcc_assert that
2374 the transform is legal.
2375 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
2376 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
2377 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
2378 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
2379 * graphite-poly.h (struct poly_scattering): New.
2380 (struct poly_bb): Add original, transformed, and saved fields.
2381 Remove transformed_scattering, original_scattering, nb_local_variables,
2382 and nb_scattering_transform fields.
2383 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
2384 (poly_scattering_new): New.
2385 (poly_scattering_free): New.
2386 (poly_scattering_copy): New.
2387 (store_scattering_pbb): New.
2388 (store_scattering): New.
2389 (restore_scattering_pbb): New.
2390 (restore_scattering): New.
2391 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2392 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
273c5dd3 2393
e31a5bd4
SP		 23942009-08-05 Sebastian Pop <sebastian.pop@amd.com>
2395
2396 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
2397 (print_scop): Same.
2398
8e88f9fd
SP		 23992009-08-05 Sebastian Pop <sebastian.pop@amd.com>
2400
2401 * Makefile.in (graphite.o): Depends on PREDICT_H.
2402 * graphite.c: Include predict.h.
2403 (graphite_finalize): Call tree_estimate_probability.
2404 * predict.c (predict_loops): Do not call scev_initialize and
2405 scev_finalize.
2406 (tree_estimate_probability_bb): New.
2407 (tree_estimate_probability): Do not initialize loops: move that
2408 code to the driver. Call tree_estimate_probability_bb.
2409 (tree_estimate_probability_driver): New.
2410 (pass_profile): Use tree_estimate_probability_driver.
2411 * predict.h (tree_estimate_probability): Declared.
2412
87d4d0ee
SP		 24132009-08-05 Sebastian Pop <sebastian.pop@amd.com>
2414
2415 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
2416 * graphite-dependences.c (graphite_legal_transform): Add time to
2417 TV_GRAPHITE_DATA_DEPS.
2418 (dependency_between_pbbs_p): Same.
2419 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
2420
24212009-08-03 Sebastian Pop <sebastian.pop@amd.com>
2422
2423 * Merge from mainline (r149952:150372).
2424
2abae5f1
SP		 24252009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2426
2427 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
2428 * graphite-blocking.c: Same.
2429 * graphite-clast-to-gimple.c: Same.
2430 * graphite-dependences.c: Same.
2431 * graphite-poly.c: Same.
2432 * graphite-poly.h: Same.
2433 * graphite-ppl.c: Same.
2434 * graphite-scop-detection.c: Same.
2435 * graphite-sese-to-poly.c: Same.
2436 * graphite.c: Same.
2437
24382009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2439
2440 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
2441 (remove_simple_copy_phi): New.
2442 (remove_invariant_phi): New.
2443 (simple_copy_phi_p): New.
2444 (reduction_phi_p): New.
2445 (gsi_for_ssa_name_def): New.
2446 (insert_out_of_ssa_copy): New.
2447 (insert_out_of_ssa_copy_on_edge): New.
2448 (create_zero_dim_array): New.
2449 (scalar_close_phi_node_p): New.
2450 (rewrite_close_phi_out_of_ssa): New.
2451 (rewrite_phi_out_of_ssa): New.
2452 (rewrite_reductions_out_of_ssa): New.
2453 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
2454
45489e99
SP		 2455 * gcc.dg/graphite/id-11.c: New.
2456 * gcc.dg/graphite/id-15.c: New.
2457 * gcc.dg/graphite/interchange-1.c: Un-XFAIL.
2458 * gcc.dg/graphite/interchange-2.c: Un-XFAIL.
2459 * gcc.dg/graphite/interchange-3.c: Un-XFAIL.
2460 * gcc.dg/graphite/interchange-4.c: Un-XFAIL.
2461 * gcc.dg/graphite/interchange-7.c: Un-XFAIL.
2462 * gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
2463 * gfortran.dg/graphite/id-13.f: New.
2464 * gfortran.dg/graphite/id-5.f: New.
2abae5f1
SP		 2465
24662009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2467
2468 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
2469 check that nb_reductions_in_loop is zero.
2470 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
2471 reduction phi nodes.
2472 (nb_reductions_in_loop): Removed.
2473 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
2474 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
2475 (bb_contains_non_iv_scalar_phi_nodes): Removed.
2476 (scop_contains_non_iv_scalar_phi_nodes): Removed.
2477 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
2478
24792009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2480
2481 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
2482 statements that have an empty iteration domain.
45489e99 2483 * gfortran.dg/graphite/id-16.f: New.
2abae5f1
SP		 2484
24852009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2486
2487 * tree-scalar-evolution.c (instantiate_scev_1): Return
2488 chrec_dont_know when the result is not above instantiate_below.
2489 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
2490 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
2491 the tree has a known scalar evolution.
45489e99
SP		 2492 * gfortran.dg/graphite/id-14.f: New.
2493 * gfortran.dg/graphite/id-15.f: New.
2abae5f1
SP		 2494
24952009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2496
2497 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
2498 insert_gsi.
2499 (rename_variables): Keep inserting renames after the ones already
2500 inserted.
2501
25022009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2503
2504 * graphite-sese-to-poly.c (compare_bb_depths): New.
2505 (graphite_sort_dominated_info): New.
2506 (build_scop_bbs_1): Call graphite_sort_dominated_info.
2507 (build_scop_scattering): Fix comment.
2508
25092009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2510
2511 * graphite.c (graphite_finalize): Call print_loops instead of
2512 dump_function_to_file.
45489e99
SP		 2513 * gcc.dg/graphite/graphite.exp: Fix formatting.
2514 * gcc.dg/graphite/pr35356-1.c: New. Look for the number of
2abae5f1 2515 loops generated in the graphite output file.
45489e99
SP		 2516 * gcc.dg/graphite/pr35356-2.c: New.
2517 * gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
2518 * gfortran.dg/graphite/id-12.f: New.
2abae5f1
SP		 2519
25202009-07-24 Li Feng <nemokingdom@gmail.com>
2521
45489e99 2522 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
2abae5f1
SP		 2523 Remove 2 XFAIL.
2524
25252009-07-24 Li Feng <nemokingdom@gmail.com>
2526 Tobias Grosser <grosser@fim.uni-passau.de>
2527
2528 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
2529 alias set number build alias in ACCESSES polyhedron.
2530 (build_alias_set_for_drs): New.
2531 (build_pbb_drs): Added build_alias_set_for_drs.
2532 * graphite-dependences.c (poly_drs_may_alias_p): New.
2533 (graphite_carried_dependence_level_k): Check alias information
2534 before building polyhedron.
2535
25362009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2537
2538 * Makefile.in (lambda-code.o): Fix formatting.
2539
25402009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2541
2542 * Merge from mainline (r149350-149952)
2543
25442009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
2545
2546 * graphite-poly.c (apply_poly_transforms): Move strip_mine
2547 before interchange to prepare for loop blocking.
2548
25492009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
2550
2551 * graphite-poly.c (apply_poly_transforms): Add checks after every
2552 transformation.
2553 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
2554 done in apply_poly_transforms.
2555
25562009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2557
2558 * graphite-dependences.c (build_lexicographically_gt_constraint):
2559 Replace RES parameter with *RES.
2560 (dependence_polyhedron_1): Pass an address of the parameter RES
2561 instead of value of RES.
2562
25632009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2564
2565 * graphite.c (graphite_finalize): Fix comment.
2566 (graphite_transform_loops): Reset scev info after code generation
2567 of each scop.
2568
25692009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2570
2571 * graphite.c (graphite_finalize): Call scev_reset.
2572
25732009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2574
2575 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
2576 GBB_CLOOG_IV_TYPES hash table twice.
2577 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
2578 (add_condition_to_domain): Clear GMP values.
2579
25802009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2581
2582 * graphite-dependences.c: Fix formatting.
2583 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
2584 (pbb_number_of_iterations): Free ppl_Linear_Expression.
2585 * graphite-sese-to-poly.c: Fix formatting.
2586 * graphite.c (graphite_transform_loops): Create the hash table
2587 after the early return.
2588
25892009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2590
45489e99
SP		 2591 * gcc.dg/graphite/id-14.c: New.
2592 * gcc.dg/graphite/pr40157.c: New.
2593 * gfortran.dg/graphite/id-11.f: New.
2abae5f1
SP		 2594
25952009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2596
2597 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
2598 (build_poly_scop): Return false when there are no pbbs within
2599 loops to avoid to pass to cloog scops with no loops.
2600
26012009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2602
2603 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
2604 useless test "i % 2".
2605 (build_pbb_scattering_polyhedrons): Fix formatting.
2606 (build_poly_dr): Same.
2607 * graphite.c (graphite_transform_loops): Restructure.
2608
26092009-07-14 Razya Ladelsky <razya@il.ibm.com>
2610
2611 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
2612 reduction_list parameter.
2613 (rewrite_all_phi_nodes_with_iv): Same.
2614 (canonicalize_loop_ivs): Same.
2615 * tree-parloops.c (struct brli): Removed.
2616 (build_reduction_list_info): Removed.
2617 (build_new_reduction): New.
2618 (analyze_reduction_list): Removed.
2619 (gather_scalar_reductions): Find reductions instead of phi
2620 nodes that can't be canonicalized.
2621 (try_create_reduction_list): Remove reduction_list parameter.
2622 (gen_parallel_loop): Same.
2623 (parallelize_loops): Remove analyze_reductions variable,
2624 initialization and free.
2625 Change reduction_list htab initialization to reduction_info
2626 elements instead of ssa names.
2627 Call try_create_reduction_list and gen_parallel_loop without
2628 analyzed_reduction argument.
2629 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
2630 canonicalize_loop_ivs with one less argument.
2631 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2632
26332009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2634
2635 * graphite-dependences.c (new_poly_dr_pair): New.
2636 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
2637 (new_poly_dr_pair): New.
2638 (eq_poly_dr_pair_p): New.
2639 (hash_poly_dr_pair_p): New.
2640 * graphite-dependences.h (struct poly_dr_pair): New.
2641 (eq_poly_dr_pair_p): Declared.
2642 (hash_poly_dr_pair_p): Declared.
2643 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
2644 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
2645 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
2646 * Makefile.in (graphite-poly.o): Add dependence on
2647 graphite-dependences.h.
2648
26492009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2650
2651 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
2652 polynomials of degree > 1 pass to Graphite.
2653 * tree-chrec.c (scev_is_linear_expression): Call
2654 evolution_function_is_affine_multivariate_p.
45489e99 2655 * gfortran.dg/graphite/id-10.f90: New.
2abae5f1
SP		 2656
26572009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2658
2659 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
2660 Instantiate scevs varying in outer loops.
45489e99 2661 * gfortran.dg/graphite/id-9.f: Correct testcase.
2abae5f1
SP		 2662
26632009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2664
2665 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
2666 redundant constraint.
2667
26682009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2669
45489e99
SP		 2670 * gcc.dg/graphite/graphite.exp: Fix comments.
2671 * gfortran.dg/graphite/graphite.exp: Trigger actions
2abae5f1 2672 based on the file names as in the C testsuite.
45489e99
SP		 2673 * gfortran.dg/graphite/block-1.f90: Fix patterns.
2674 * gfortran.dg/graphite/block-2.f: Same.
2675 * gfortran.dg/graphite/block-3.f90: Same.
2676 * gfortran.dg/graphite/block-4.f90: Same.
2677 * gfortran.dg/graphite/id-1.f90: Same.
2678 * gfortran.dg/graphite/id-2.f90: Same.
2679 * gfortran.dg/graphite/id-3.f90: Same.
2680 * gfortran.dg/graphite/id-4.f90: Same.
2681 * gfortran.dg/graphite/id-6.f: Same.
2682 * gfortran.dg/graphite/id-9.f: Same.
2683 * gfortran.dg/graphite/interchange-1.f: Same.
2684 * gfortran.dg/graphite/interchange-2.f: Same.
2685 * gfortran.dg/graphite/scop-1.f: Same.
2abae5f1
SP		 2686
26872009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2688
2689 * sese.c (expand_scalar_variables_call): New.
2690 (expand_scalar_variables_ssa_name): Handle calls in expander.
2691
26922009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2693
45489e99 2694 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
2abae5f1 2695 Expect to see the pattern twice.
45489e99
SP		 2696 * gcc.dg/graphite/interchange-0.c: Un-XFAIL.
2697 * gcc.dg/graphite/interchange-5.c: Same.
2698 * gcc.dg/graphite/interchange-6.c: Same.
2abae5f1
SP		 2699
27002009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2701
45489e99
SP		 2702 * gcc.dg/graphite/id-10.c: New.
2703 * gcc.dg/graphite/id-12.c: New.
2704 * gfortran.dg/graphite/id-7.f: New.
2705 * gfortran.dg/graphite/id-8.f: New.
2abae5f1
SP		 2706
27072009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2708
2709 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
2710 zero.
2711
27122009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2713
2714 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
2715
27162009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2717
2718 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
2719
27202009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2721
2722 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
2723 building PDR subscripts.
2724
27252009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2726
2727 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
2728 computation of array sizes.
2729
27302009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2731
2732 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
2733
27342009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
2735
2736 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
2737 build_pairwise_constraint, dr_equality_constraints,
2738 build_pairwise_scheduling_equality,
2739 build_pairwise_scheduling_inequality, lexicographically_gt_p,
2740 build_lexicographically_gt_constraint, dependence_polyhedron,
2741 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
2742 Move from NNC_Polyhedron to C_Polyhedron.
2743 * graphite-interchange.c (compute_array_size_poly,
2744 gather_access_strides): Dito.
2745 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
2746 free_scop, pbb_number_of_iterations): Dito.
2747 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
2748 pbb_dim_iter_domain, struct scop): Dito.
2749 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
2750 new_Cloog_Domain_from_ppl_Polyhedron,
2751 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
2752 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
2753 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
2754 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
2755 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
2756 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
2757 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
2758 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
2759 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
2760 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
2761 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
2762 build_scop_iteration_domain, build_poly_dr): Dito
2763
27642009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2765
45489e99 2766 * gcc.dg/graphite/graphite.exp: Added a rule to execute
2abae5f1 2767 run-id-*.c files.
45489e99 2768 * gcc.dg/graphite/run-id-1.c: New.
2abae5f1
SP		 2769
27702009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2771
2772 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
2773 positivity constraint on the symbolic number of iterations.
2774
27752009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2776
2777 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
2778
27792009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2780 Tobias Grosser <grosser@fim.uni-passau.de>
2781
2782 * graphite-clast-to-gimple.c (build_scop_context): Removed.
2783 (build_cloog_prog): Directly use SCOP_CONTEXT.
2784 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
2785 (free_scop): Free SCOP_CONTEXT.
2786 (print_scop_context): New.
2787 (print_scop): Call print_scop_context.
2788 (debug_scop_context): New.
2789 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
2790 (struct scop): Added field context.
2791 (SCOP_CONTEXT): New.
2792 * graphite-sese-to-poly.c (add_param_constraints): New.
2793 (build_scop_context): New.
2794 (build_poly_scop): Call build_scop_context.
2795
27962009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2797
2798 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
2799 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
2800 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
2801 * graphite-ppl.h: Include double-int.h and tree.h.
2802 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
2803 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
2804 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
2805 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
2806
28072009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2808
2809 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
2810 POINTER_PLUS_EXPR for pointer types.
2811 (clast_to_gcc_expression): Same.
2812
28132009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2814
2815 * graphite-poly.c (print_scattering_function): Early return when
2816 PBB_TRANSFORMED_SCATTERING is not initialized.
2817 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
2818
28192009-07-08 Sebastian Pop <sebastian.pop@amd.com>
2820
2821 * tree-parloops.c (analyze_reduction_list): Remove unused variable
2822 to fix bootstrap.
2823
28242009-07-08 Razya Ladelsky <razya@il.ibm.com>
2825
2826 * tree-parloops.c (analyze_reduction_list): Change return
2827 value to void.
2828 (try_create_reduction_list): Move the call to
2829 analyze_reduction_list to the beginining.
2830 Call reduction_phi with analyzed_reductions as argument
2831 instead of reduction_list.
2832
28332009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
2834
2835 * Merge from mainline (r148296:149346)
2836
28372009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2838
2839 * graphite-scop-detection.c (graphite_can_represent_init): New.
2840 (graphite_can_represent_scev): Call graphite_can_represent_init:
2841 check that the initial value does not contain multiplications of
2842 parameters.
2843 (stmt_has_simple_data_refs_p): New.
2844 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
2845 (is_simple_operand): Fix formatting.
2846 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
2847
28482009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2849
45489e99 2850 * gcc.dg/graphite/id-13.c: New.
2abae5f1
SP		 2851 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
2852 analyze_scalar_evolution, use scalar_evolution_in_region.
2853 (scan_tree_for_params_right_scev): Add extra assert.
2854 (parameter_index_in_region_1): Split from parameter_index_in_region.
2855 (idx_record_params): Use scalar_evolution_in_region.
2856 (find_params_in_bb): Same.
2857 (find_scop_parameters): Same.
2858 (build_loop_iteration_domains): Same.
2859 (create_linear_expr_from_tree): Same.
2860 * sese.c (scalar_evolution_in_region): New.
2861 * sese.h (scalar_evolution_in_region): Declared.
2862 (defined_in_sese_p): New.
2863 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2864 static anymore.
2865 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2866 Declared.
2867
28682009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2869
2870 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
2871 TREE_DATA_REF_H also implies SCEV_H.
2872
28732009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2874
2875 * graphite-poly.c (print_scop_params): New.
2876 (print_scop): Call print_scop_params.
2877 (debug_scop_params): New.
2878 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
2879
28802009-07-07 Li Feng <nemokingdom@gmail.com>
2881
45489e99
SP		 2882 * gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
2883 * gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
2884 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
2885 * gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
2886 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
2887 * gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
2abae5f1
SP		 2888
28892009-07-07 Li Feng <nemokingdom@gmail.com>
2890
2891 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
2892 for dependency checking part.
45489e99 2893 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
2abae5f1 2894 tests for dependency checking.
45489e99
SP		 2895 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2896 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2897 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
2abae5f1
SP		 2898 flag -fdump-tree-graphite-all for autopar testsuites.
2899
29002009-07-06 Sebastian Pop <sebastian.pop@amd.com>
2901
2902 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
2903 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
2904 canonicalize_loop_ivs): Moved...
2905 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
2906
29072009-07-06 Sebastian Pop <sebastian.pop@amd.com>
2908
2909 * tree-parloops.c (try_create_reduction_list): Pass an extra
2910 argument analyzed_reductions. Call analyze_reduction_list.
2911 (gen_parallel_loop): Do not call analyze_reduction_list.
2912 (parallelize_loops): Init and finalize analyzed_reductions.
2913
29142009-07-06 Li Feng <nemokingdom@gmail.com>
2915
45489e99 2916 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2abae5f1
SP		 2917 Added flag -fno-loop-strip-mine for autopar testcase.
2918
29192009-07-04 Li Feng <nemokingdom@gmail.com>
2920
2921 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
2922 transformed scattering dimension instead of unmatch orignal when
2923 calling dependence_polyhedron.
2924
29252009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2926
2927 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
2928
29292009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2930
2931 * graphite-poly.c (pbb_number_of_iterations): Check for returned
2932 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
2933
29342009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2935
2936 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
2937 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
2938 * graphite-poly.c (pbb_number_of_iterations): New.
2939 * graphite-poly.h (pbb_number_of_iterations): Declared.
2940 (pbb_iterator_dim, pbb_parameter_dim): New.
2941
29422009-06-29 Sebastian Pop <sebastian.pop@amd.com>
2943
2944 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
2945 last commit on type of lower and upper bound of loops.
2946
29472009-06-29 Li Feng <nemokingdom@gmail.com>
2948
2949 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
2950 graphite-dependences.h.
2951 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
2952 (mark_bb_with_pbb): New.
2953 (get_stmtfor_depth): New.
2954 (find_pbb_via_hash): New.
2955 (dependency_in_loop_p): New.
2956 (mark_loops_parallel): New.
2957 (free_aux_in_new_loops): New.
2958 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
2959 bb with it's relevant pbb. Mark newly created loops. Remove mark
2960 innermost loop parallel without checking.
2961 (gloog): Add parameter BB_PBB_MAPPING.
2962 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
2963 (gloog): Change declaration.
2964 (mark_loop_parallel): Make extern.
2965 (free_aux_in_new_loops): Declare.
2966 (bb_pbb_map_hash): New.
2967 (eq_bb_pbb_map): New.
2968 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
2969 auto parallelization when flag_graphite_force_parallel is set.
2970 (graphite_finalize): Added free_aux_in_new_loops.
2971 * tree-parloops.c (parallelize_loops): Only generate parallel code for
2972 the innermost loop that marked parallel. Use
2973 flag_graphite_force_parallel instead of loop->can_be_parallel.
2974 (loop_parallel_p): Move inner most checking out of function.
2975
29762009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2977
2978 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
2979 type of lower and upper bound of loops signed long int.
2980
29812009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2982
2983 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
2984 expression outside the loop.
2985
29862009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2987
2988 * gcc.dg/graphite/interchange-8.c: New.
2989
29902009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2991
2992 * gcc.dg/graphite/interchange-0.c: XFailed.
2993 * gcc.dg/graphite/interchange-5.c: XFailed.
2994 * gcc.dg/graphite/interchange-6.c: XFailed.
2995
29962009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2997
2998 * graphite-interchange.c (compute_array_size_poly): The end of the
2999 recursion should return 1.
3000
30012009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3002
3003 * graphite-interchange.c (compute_array_size_cstr): Allow the
3004 subscript multiplier to be -1.
3005 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
3006 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
3007 data_container. Initializes PDR_DATA_CONTAINER.
3008 (print_pdr_access_layout): New.
3009 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
3010 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
3011 data_container.
3012 (PDR_DATA_CONTAINER): New.
3013 (new_poly_dr): Update declaration.
3014 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
3015 (build_poly_dr): Call pdr_add_data_dimensions.
3016
30172009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3018
3019 * graphite-poly.h (struct poly_dr): Fix comment.
3020 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
3021 (pdr_add_memory_accesses): New.
3022 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
3023
30242009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3025
3026 * graphite-poly.c (print_pdrs, debug_pdrs): New.
3027 (print_pbb): Add call to print_pdrs.
3028 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
3029
30302009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3031 Li Feng <nemokingdom@gmail.com>
3032
3033 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
3034 (dependency_between_pbbs_p): New.
3035 (lexicographically_gt_p): Assure !empty_p before polyhedron
3036 intersection assign.
3037 (build_lexicographically_gt_constraint): Correct lexicographically
3038 judging.
3039 * graphite-dependences.h: New.
3040 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
3041
30422009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3043
3044 * graphite-clast-to-gimple.c (print_clast_stmt): New.
3045 (gloog): Print to dump_file the generated clast.
3046 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
3047 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
3048
30492009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3050
3051 * graphite-poly.c (extend_scattering): Increment
3052 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
3053
30542009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3055
3056 * graphite-interchange.c (compute_array_size_poly): Added exit of
3057 recursion condition. Continue iterating even after the first equality.
3058 (compute_array_size): Same.
3059
30602009-06-24 Li Feng <nemokingdom@gmail.com>
3061
45489e99 3062 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2abae5f1 3063 -fdump-tree-final_cleanup to -fdump-tree-optimized.
45489e99
SP		 3064 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
3065 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
3066 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2abae5f1
SP		 3067
30682009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3069
3070 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
3071 only when the use verifies is_gimple_reg.
3072
30732009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3074
3075 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
3076 Allocate scaldims after call to unify_scattering_dimensions.
3077
30782009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3079
3080 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
3081
30822009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3083 Albert Cohen <albert.cohen@inria.fr>
3084
3085 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
3086 variables for the strip mining.
3087
30882009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3089 Pranav Garg <pranav.garg2107@gmail.com>
3090
3091 * Makefile.in (OBJS-common): Added graphite-blocking.o.
3092 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
3093 (graphite-blocking.o): New rule.
3094 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
3095 * graphite-blocking.c: New.
3096 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
3097 flag_loop_strip_mine.
3098 (psct_scattering_dim_for_loop_depth): New.
3099 * graphite-poly.h (scop_do_strip_mine): Declared.
3100 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
3101 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
3102 flag_loop_strip_mine.
3103
31042009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3105
3106 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
3107 a GMP value and a PPL coefficient at each iteration of a loop.
3108
31092009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3110
3111 * graphite-dependences.c (dependence_polyhedron): Do not use
3112 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
3113 pbb_nb_scattering_transform.
3114 (graphite_legal_transform_dr): Same.
3115 * graphite-poly.c (extend_scattering): Same.
3116 (unify_scattering_dimensions): Same.
3117 (print_scattering_function): Same.
3118 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
3119 PBB_NB_LOCAL_VARIABLES.
3120 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
3121 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
3122 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
3123 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
3124 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
3125 (pbb_nb_scattering_transform): New.
3126 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
3127 (psco_scattering_dim): Add assert on parameters.
3128 (psct_scattering_dim): Same.
3129 (psct_scattering_dim_for_loop_depth): Declared.
3130 (psct_local_var_dim): New.
3131 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
3132 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
3133 correct layout, call pbb_nb_local_vars.
3134 (psct_add_local_variable, psct_add_scattering_dimension): New.
3135 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3136 Initialize PBB_NB_SCATTERING_TRANSFORM.
3137
31382009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3139
3140 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
3141 (set_coef): Renamed ppl_set_coef.
3142 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
3143
31442009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3145
3146 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
3147 test a boolean against 1.
3148 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
3149 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
3150 (pbb_do_interchange): Returns true when a transform has been performed.
3151 (scop_do_interchange): Same.
3152 * graphite-poly.c (apply_poly_transforms): Use the return value of
3153 scop_do_interchange.
3154 * graphite-poly.h (scop_do_interchange): Update declaration.
3155
31562009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
3157
3158 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
3159 after last use.
3160 * sese.c (sese_reset_aux_in_loops): New.
3161 * sese.h (sese_reset_aux_in_loops): New.
3162
31632009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3164
3165 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
3166 multiplier and multiply the constant by the multiplier.
3167 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
3168 (build_poly_dr): Do not use the multiplier to define the subscript.
3169
31702009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3171
3172 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
3173 compiler's data reference. Initialize PDR_CDR.
3174 (print_pdr): Call dump_data_reference.
3175 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
3176 Add compiler_dr field.
3177 (PDR_BB): Renamed PDR_PBB.
3178 (PDR_CDR): New.
3179 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
3180 GCC's data reference representation.
3181 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
3182 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
3183
31842009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3185
3186 * graphite-poly.c (print_scattering_function): Also print the layout.
3187 * graphite-poly.h (pbb_nb_local_vars): New.
3188
31892009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3190
3191 * graphite-poly.c (print_pbb_domain): Also print the layout names.
3192
31932009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3194
3195 * graphite-poly.c (print_pdr, debug_pdr): New.
3196 * graphite-poly.h (print_pdr, debug_pdr): Declared.
3197 (PDR_BASE): Removed.
3198
31992009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3200
45489e99 3201 * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2abae5f1
SP		 3202 ltrans-{1..6,8}.c.
3203
32042009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3205
3206 * graphite-interchange.c (compute_subscript): Allow also -1 in the
3207 subscript identification column.
3208 (pbb_do_interchange): Print to dump_file that some loops "will be
3209 interchanged". Rely on that chain of characters in the testcases.
3210 * gcc.dg/graphite/interchange-0.c: New.
3211 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
3212 interchange-*.c files and compile them with -floop-interchange.
3213
32142009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
3215
3216 * graphite-interchange.c (interchange_profitable_p): Renamed
3217 pbb_interchange_profitable_p.
3218
32192009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3220 Harsha Jagasia <harsha.jagasia@amd.com>
3221 Pranav Garg <pranav.garg2107@gmail.com>
3222
3223 * graphite-interchange.c (interchange_profitable_p): Make static.
3224 (pbb_interchange_loop_depths, pbb_do_interchange,
3225 scop_do_interchange): New.
3226 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
3227 for flag_loop_interchange.
3228 * graphite-poly.h (scop_do_interchange): Declared.
3229 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
3230 flag_loop_interchange is used.
3231
32322009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3233
3234 * graphite-dependences.c (dependence_polyhedron): Update use of
3235 pbb_nb_scattering_dims.
3236 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
3237 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
3238 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
3239 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
3240
32412009-06-16 Sebastian Pop <sebastian.pop@amd.com>
3242
3243 * graphite.c: Cleanup foo.
3244
32452009-06-16 Sebastian Pop <sebastian.pop@amd.com>
3246
3247 * Merge from mainline (r143684:148293).
3248 * Disabled libpcp until it gets fixed.
3249
32502009-06-05 Sebastian Pop <sebastian.pop@amd.com>
3251 Harsha Jagasia <harsha.jagasia@amd.com>
3252
3253 * graphite-interchange.c: New.
3254 * Makefile.in (graphite-interchange.o): New.
3255 * graphite-poly.h (interchange_profitable_p): Declared.
3256 * graphite-ppl.h (value_max): New.
3257
32582009-06-04 Sebastian Pop <sebastian.pop@amd.com>
3259
3260 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
3261 * graphite-poly.h: Fix some comments.
3262 (pdr_dim): New.
3263 (pdr_scop): New.
3264
32652009-06-04 Sebastian Pop <sebastian.pop@amd.com>
3266
3267 * graphite-poly.h
3268 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
3269 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
3270 (pdr_accessp_nb_params): Renamed pdr_nb_params.
3271 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
3272 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
3273 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
3274 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
3275 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
3276 * graphite-clast-to-gimple.c: Same.
3277 * graphite-dependences.c: Same.
3278 * graphite-poly.c: Same.
3279 * graphite-sese-to-poly.c: Same.
3280
32812009-06-03 Sebastian Pop <sebastian.pop@amd.com>
3282
3283 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
3284 expressions for an IV rename, as returned by clast_to_gcc_expression.
3285 (copy_renames): Rename new_name to expr.
3286 * sese.c (debug_rename_elt): Same.
3287 (get_rename): Same.
3288 (set_rename): Same.
3289 (sese_adjust_liveout_phis): Call force_gimple_operand before using
3290 the information from the rename map.
3291 (rename_variables_in_stmt): Same.
3292 (add_loop_exit_phis): Rename new_name to expr.
3293 (insert_loop_close_phis): Same.
3294 (add_guard_exit_phis): Same. Call force_gimple_operand.
3295 * sese.h (struct rename_map_elt): Rename new_name to expr.
3296 (new_rename_map_elt): Same.
3297
32982009-06-03 Sebastian Pop <sebastian.pop@amd.com>
3299
3300 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
3301 * sese.c (set_rename): Make it extern.
3302 * sese.h (set_rename): Declared.
3303
33042009-06-03 Sebastian Pop <sebastian.pop@amd.com>
3305
3306 * graphite-poly.c (extend_scattering): Free values.
3307 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
3308 Free iterators.
3309 (ppl_print_powerset_matrix): Same.
3310 * graphite-scop-detection.c (free_scops_1): New.
3311 (limit_scops): Call free_scops_1.
3312 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
3313 (build_poly_dr): Free PPL coefficients.
3314 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
3315
33162009-06-02 Sebastian Pop <sebastian.pop@amd.com>
3317
3318 * graphite-dependences.c: New.
3319 * graphite-data-ref.c: Removed.
3320 * graphite-data-ref.h: Removed.
3321 * Makefile.in (graphite-data-ref.o): Removed.
3322 (graphite-dependences.o): Added.
3323 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
3324 * graphite-poly.c: Same.
3325 Move the data dependence testing to graphite-dependences.c.
3326
33272009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
3328
3329 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
3330 from graphite_cannot_represent_loop. Code refactored.
3331 (scopdet_basic_block_info): Call graphite_can_represent_loop.
3332
33332009-05-17 Li Feng <nemokingdom@gmail.com>
3334
45489e99 3335 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2abae5f1
SP		 3336 Cover all the testcases (not only the filtered ones).
3337
33382009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
3339
3340 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
3341 unnecessary check. Update comments. Move check for REAL_TYPE here.
3342 (harmful_stmt_in_bb): Remove checks for conditions. This is already
3343 done in (stmt_simple_for_scop_p).
3344
33452009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
3346
3347 * graphite.c (print_global_statistics): New.
3348 (print_graphite_scop_statistic): New.
3349 (print_graphite_statistics): New.
3350 (graphite_initialize, graphite_transform_loops): Print statistics.
3351 * graphite-scop-detection (build_scops): Print statistics.
3352 (print_graphite_scop_statistics): New.
3353 (print_graphite_statistics): New.
3354
33552009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3356
3357 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
3358 (debug_clast_name_index): Removed.
3359 (debug_clast_name_indexes_1): Removed.
3360 (debug_clast_name_indexes): Removed.
3361 (clast_name_index_elt_info): Removed.
3362 (eq_clast_name_indexes): Removed.
3363 (clast_name_to_index): Removed.
3364 (new_clast_name_index): Removed.
3365 (save_clast_name_index): Removed.
3366 (save_var_name): Moved...
3367 (init_sese_params_index): Removed.
3368 (clast_name_to_gcc): Remove use of name_tree.
3369 (initialize_cloog_names): Same.
3370 (gloog): Do not call init_sese_params_index.
3371 * graphite-sese-to-poly.c (save_var_name): ...here.
3372 (parameter_index_in_region): New.
3373 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
3374 (parameter_index_in_region): Removed.
3375 (is_parameter): Remove use of name_tree.
3376 * sese.h (struct name_tree): Removed.
3377 (struct sese): Remove use of name_tree. New field params_names.
3378 (SESE_PARAMS_NAMES): New.
3379 (SESE_PARAMS): Remove duplicate.
3380 (parameter_index_in_region): Removed.
3381 (sese_nb_params): Remove use of name_tree.
3382 (struct clast_name_index): New.
3383 (new_clast_name_index): New.
3384 (clast_name_to_index): New.
3385 (save_clast_name_index): New.
3386 (debug_clast_name_index): New.
3387 (debug_clast_name_indexes_1): New.
3388 (debug_clast_name_indexes): New.
3389 (clast_name_index_elt_info): New.
3390 (eq_clast_name_indexes): New.
3391
33922009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3393
3394 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
3395 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
3396 (graphite_loop_normal_form): Do not pass region. Do not
3397 initialize SESE_OLDIVS.
3398 (build_graphite_loop_normal_form): Update call to
3399 graphite_loop_normal_form.
3400 * sese.c (debug_oldivs): Removed.
3401 (new_sese): Do not initialize SESE_OLDIVS.
3402 (free_sese): Do not free SESE_OLDIVS.
3403 (oldiv_for_loop): Removed.
3404 * sese.h (struct sese): Remove old_ivs.
3405 (SESE_OLDIVS): Removed.
3406 (oldiv_for_loop): Removed.
3407
34082009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3409
3410 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
3411 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
3412 replaced by a call to newivs_to_depth_to_newiv.
3413 (clast_to_gcc_expression): Pass newivs, remove ivstack.
3414 (clast_to_gcc_expression_red): Same.
3415 (gcc_type_for_clast_expr): Same.
3416 (gcc_type_for_clast_eq): Same.
3417 (graphite_translate_clast_equation): Same.
3418 (graphite_create_guard_cond_expr): Same.
3419 (graphite_create_new_guard): Same.
3420 (graphite_create_new_loop): Same.
3421 (build_iv_mapping): Same.
3422 (translate_clast): Same.
3423 (gloog): Same.
3424 (loop_iv_stack_patch_for_consts): Removed. *
3425 sese.c (iv_stack_entry_is_constant): Removed.
3426 (iv_stack_entry_is_iv): Removed.
3427 (loop_iv_stack_push_iv): Removed.
3428 (loop_iv_stack_insert_constant): Removed.
3429 (loop_iv_stack_pop): Removed.
3430 (loop_iv_stack_get_iv): Removed.
3431 (loop_iv_stack_get_iv_from_name): Removed.
3432 (debug_loop_iv_stack): Removed.
3433 (free_loop_iv_stack): Removed.
3434 (loop_iv_stack_remove_constants): Removed. *
3435 sese.h (iv_stack_entry_kind): Removed.
3436 (iv_stack_entry_data_union): Removed.
3437 (iv_stack_entry_struct): Removed.
3438 (iv_stack_entry_p): Removed.
3439 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
3440 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
3441 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
3442 loop_iv_stack_pop, free_loop_iv_stack): Removed.
3443 (gbb_loop_at_index): Fix indenting.
3444 (gbb_loop_index): Removed.
3445
34462009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3447
3448 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
3449 Call clast_name_to_index.
3450
34512009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3452
3453 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
3454 do not pass params. Get params from SESE_PARAMS.
3455 (clast_to_gcc_expression): Same.
3456 (clast_to_gcc_expression_red): Same.
3457 (gcc_type_for_clast_eq): Same.
3458 (graphite_translate_clast_equation): Same.
3459 (graphite_create_new_loop): Same.
3460 * sese.c (rename_variables_in_stmt): Fix comment.
3461
34622009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3463
3464 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
3465 newivs_index.
3466 Call save_clast_name_index.
3467 (translate_clast): Pass newivs_index.
3468 (gloog): Create and free newivs_index.
3469
34702009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3471
3472 * graphite-clast-to-gimple.c (clast_name_index): New structure.
3473 (clast_name_index_p): New type.
3474 (debug_clast_name_index): New.
3475 (debug_clast_name_indexes_1): New.
3476 (debug_clast_name_indexes): New.
3477 (clast_name_index_elt_info): New.
3478 (eq_clast_name_indexes): New.
3479 (clast_name_to_index): New.
3480 (new_clast_name_index): New.
3481 (save_clast_name_index): New.
3482 (init_sese_params_index): New.
3483 (gloog): Call init_sese_params_index.
3484 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
3485 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
3486 (free_sese): Free SESE_PARAMS_INDEX.
3487 * sese.h (struct sese): Add params_index.
3488 (SESE_PARAMS_INDEX): New.
3489
34902009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3491
3492 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
3493 (graphite_create_new_loop): Pass the newivs vector. Push the
3494 newly created IV to newivs.
3495 (translate_clast): Pass the newivs vector.
3496 (gloog): Create and destroy the newivs vector.
3497
34982009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3499
3500 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
3501 (graphite_loop_normal_form): Initialize loop->aux with the unique
3502 IV that has been created.
3503
35042009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
3505
3506 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
3507 scev with parameters in the base part. They where forbidden
3508 exidently.
3509
35102009-05-11 Li Feng <nemokingdom@gmail.com>
3511
45489e99 3512 * gcc.dg/graphite/graphite.exp: Set different default
2abae5f1 3513 compile options by file names.
45489e99
SP		 3514 * gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
3515 * gcc.dg/graphite/id-{1-9}.c: Ditto.
3516 * gcc.dg/graphite/scop-{0-20}.c: Ditto.
3517 * gcc.dg/graphite/scop-matmult.c: Ditto.
2abae5f1
SP		 3518
35192009-05-08 Li Feng <nemokingdom@gmail.com>
3520
45489e99
SP		 3521 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
3522 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
3523 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
3524 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2abae5f1
SP		 3525
35262009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
3527
3528 * graphite-scop-detection (build_scops_1): Fix little bug introduced
3529 by final cleanup.
3530
35312009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
3532
3533 * graphite-scop-detection.c (graphite_can_represent_scev): Only
3534 allow integer constant strides.
3535 (graphite_can_represent_expr): Depend on outermost_loop.
3536 (stmt_simple_memref_p, graphite_cannot_represent_loop,
3537 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
3538 build_scops_1): Same.
3539 (scopdet_basic_block_info): Same and insert layered SCoP
3540 detection.
3541 (try_generate_gimple_bb): Cleanup.
3542 (build_scops): Enable data references.
3543
45489e99
SP		 3544 * gcc.dg/graphite/id-5.c: New.
3545 * gcc.dg/graphite/id-9.c: New.
2abae5f1
SP		 3546 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
3547 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
3548
35492009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3550
3551 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
3552 that we have not yet built for this SCoP.
3553
35542009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3555
3556 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
3557 for complex numbers.
3558
35592009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3560
3561 * graphite-ppl.c: Fix build if cloog is not available.
3562
35632009-05-04 Li Feng <nemokingdom@gmail.com>
3564
3565 * tree-parloops.c (loop_parallel_p): Remove construction of
3566 NITER and REDUCTION_LIST.
3567 (try_get_loop_niter): New.
3568 (try_create_reduction_list): New.
3569 (parallelize_loops): Bypass the failed checkings in autopar
3570 when can_be_parallel in loop structure is set to true.
3571
35722009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
3573
45489e99
SP		 3574 * gcc.dg/graphite/id-6.c: Update testcase.
3575 * gcc.dg/graphite/scop-3.c: Dito.
2abae5f1
SP		 3576
35772009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
3578
3579 * graphite-scop-detection.c (stmt_simple_for_scop_p):
3580 Enable EQ_EXPR and NE_EXPR again.
3581
35822009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
3583
3584 * graphite-scop-detection.c (graphite_can_represent_scev):
3585 Add check if scev is affine multivariate.
3586 (harmful_stmt_in_bb): Check if we can represent the conditions.
3587 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
3588 harmful_stmt_in_bb.
45489e99 3589 * gcc.dg/graphite/id-7.c: New.
2abae5f1
SP		 3590
35912009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
3592
3593 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
3594 Check all bbs in region, not only the bbs that are represented in
3595 GRAPHITE.
3596 (build_poly_scop): Add newline.
45489e99 3597 * gcc.dg/graphite/id-8.c: New.
2abae5f1
SP		 3598
35992009-04-30 Li Feng <nemokingdom@gmail.com>
3600
3601 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
3602 when loop initialize.
3603 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
3604 * common.opt: Declare flag_graphite_force_parallel.
3605 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
3606 loop parallel.
3607 * graphite-poly.c (apply_poly_transforms): Introduce
3608 flag_graphite_force_parallel.
3609 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
3610 * toplev.c (process_options): ditto and replace a not correctly
3611 encoded space.
3612
36132009-04-30 Li Feng <nemokingdom@gmail.com>
3614
3615 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
3616 Change the call of gbb_loop_at_index and/or gbb_loop_index due
3617 to the redefinition.
3618 (compute_cloog_iv_types_1): ditto.
3619 (build_iv_mapping): ditto.
3620 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
3621 initialization.
3622 (free_gimple_bb): Removed GBB_LOOPS related free part.
3623 (build_bb_loops): Removed.
3624 * sese.h (struct gimple_bb): Removed loops.
3625 (GBB_LOOPS): Removed.
3626 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
3627 (gbb_loop_index): ditto.
3628
36292009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3630
3631 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
3632 allow non constant strides.
45489e99 3633 * gcc.dg/graphite/scop-20.c: New.
2abae5f1
SP		 3634
36352009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3636
3637 * graphite-scop-detection.c (dot_all_scops): Fix system call
3638 return value warning.
3639 (dot_scop): Same.
3640
36412009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3642
45489e99
SP		 3643 * gcc.dg/graphite/id-6.c: Fix pattern.
3644 * gcc.dg/graphite/scop-3.c: Same.
2abae5f1
SP		 3645
36462009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3647
3648 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
3649 build_pairwise_constraint, dr_equality_constraints,
3650 build_pairwise_scheduling_equality,
3651 build_pairwise_scheduling_inequality, lexicographically_gt_p,
3652 build_lexicographically_gt_constraint, dependence_polyhedron,
3653 graphite_legal_transform_dr, graphite_legal_transform_bb,
3654 graphite_legal_transform): New.
3655 * graphite-poly.h (graphite_legal_transform): Declared.
3656 * graphite-sese-to-poly.c (build_poly_scop): Call to
3657 graphite_legal_transform is disabled for the moment.
3658
36592009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3660
3661 * graphite-poly.h (pbb_nb_scattering_dims): New.
3662 (pbb_nb_scattering): Use it.
3663
36642009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3665
3666 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
3667 Pointset_Powerset version of ppl_insert_dimensions.
3668 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
3669
36702009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3671
3672 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
3673
36742009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3675
3676 * graphite-poly.h: Fix comment.
3677
36782009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3679
3680 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
3681
36822009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3683
3684 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
3685 statements.
3686
36872009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3688
3689 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
3690 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
3691 conditions.
3692
36932009-04-20 Sebastian Pop <sebastian.pop@amd.com>
3694
3695 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
3696 handle EQ_EXPR and NE_EXPR.
3697
36982009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
3699
3700 * graphite-poly.h (poly_dr): Fix comment.
3701
37022009-04-09 Sebastian Pop <sebastian.pop@amd.com>
3703 Tobias Grosser <grosser@fim.uni-passau.de>
3704
3705 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
3706 with a zero dimension polyhedron.
3707 (find_scop_parameters): Move the call to scop_set_nb_params here.
3708 (build_loop_iteration_domains): Store in loop->aux the iteration
3709 domain polyhedron.
3710 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
3711 by any loop in scop.
3712 (build_poly_scop): Do not call scop_set_nb_params.
3713
37142009-04-09 Sebastian Pop <sebastian.pop@amd.com>
3715 Tobias Grosser <grosser@fim.uni-passau.de>
3716
3717 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
3718 add_condition_to_domain not GT_EXPR.
3719
37202009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3721
3722 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
3723 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
3724 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
3725 upper_bound_assign to calculate unions.
45489e99 3726 * gcc.dg/graphite/id-6.c: New.
2abae5f1
SP		 3727
37282009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3729
3730 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
3731 handle abnormal edges.
3732
37332009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3734
3735 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
3736 (free_poly_bb): Also free poly_drs.
3737 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
3738 (poly_dr): Polyhedron to Pointset_Powerset.
3739 (pdr_accessp_nb_subscripts): Same.
3740 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
3741 poly_drs.
3742
37432009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3744
3745 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
3746 names into more meaningful names.
3747
37482009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3749
45489e99
SP		 3750 * gfortran.dg/graphite/interchange-1.c: New.
3751 * gfortran.dg/graphite/interchange-2.c: New.
2abae5f1
SP		 3752
37532009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3754
3755 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
3756 the reduction_list.
3757 * tree-parloops.c (rewrite_phi_with_iv): New.
3758 (rewrite_all_phi_nodes_with_iv): New.
3759 (canonicalize_loop_ivs): Call them.
3760
37612009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3762
3763 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
3764 graphite_find_data_references_in_stmt.
3765 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
3766 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
3767
37682009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3769
3770 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
3771
37722009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3773
3774 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
3775 instead of bb_in_region.
3776 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
3777 (build_sese_conditions): Use flag_bb_in_sese.
3778 * sese.c (register_bb_in_sese): Removed.
3779 (new_sese): Remove initialization of SESE_REGION_BBS.
3780 (free_sese): Do not free SESE_REGION_BBS.
3781 * sese.h (struct sese): Remove field region_basic_blocks.
3782 (SESE_REGION_BBS): Removed.
3783 (bb_in_sese_p): Implement in function of bb_in_region.
3784
37852009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3786
3787 * graphite-scop-detection.c (limit_scops): Deal only with single exit
3788 loops.
3789
37902009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
3791
3792 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
3793 and EQ_EXPR.
3794 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
3795 (add_condition_to_domain): New.
3796 (add_condition_to_pbb): New.
3797 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
45489e99 3798 * gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2abae5f1
SP		 3799
38002009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
3801
3802 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
3803 ppl_Pointset_Powerset.
3804 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
3805 * graphite-poly.h (poly_bb): poly_bb.domain Same.
3806 (pbb_nb_loops): Same.
3807 * graphite-sese-to-poly.c (build_loop_iteration_domains,
3808 add_conditions_to_domain): Same.
3809 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
3810 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
3811 ppl_const_Polyhedron_t.
3812 (ppl_print_powerset_matrix): New.
3813 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
3814 ppl_print_powerset_matrix): New.
3815 (ppl_print_polyhedron_matrix): Updated.
3816
38172009-04-07 Sebastian Pop <sebastian.pop@amd.com>
3818
3819 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
3820
38212009-04-07 Sebastian Pop <sebastian.pop@amd.com>
3822
3823 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
3824 (print_iteration_domains, debug_iteration_domain,
3825 debug_iteration_domains): New.
3826 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
3827 debug_iteration_domains): Declared.
3828 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
3829 indenting.
3830
38312009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
3832 Sebastian Pop <sebastian.pop@amd.com>
3833
3834 * graphite-poly.h (print_iteration_domain): New.
3835 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
3836 (build_sese_conditions_1, build_sese_conditions_after,
3837 build_sese_conditions_before): New.
3838 (build_sese_conditions): Rewritten.
3839
38402009-04-03 Sebastian Pop <sebastian.pop@amd.com>
3841 Tobias Grosser <grosser@fim.uni-passau.de>
3842
3843 Cleanup of code generation liveouts.
3844 * graphite-clast-to-gimple.c (translate_clast): Use a single
3845 rename_map instead of one per translated statement.
3846 Do not use SESE_LIVEOUT_RENAMES.
3847 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
3848 (gloog): Do not use SESE_LIVEOUT_RENAMES.
3849 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
3850 phi node of a reduction: when a loop contains a reduction used outside
3851 the loop, there should be a scalar close phi node on the exit block.
3852 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
3853 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
3854 (free_sese): Do not free them.
3855 (sese_build_liveouts_use): Do not use them.
3856 (sese_build_liveouts_bb): Same.
3857 (sese_build_liveouts): Same.
3858 (sese_insert_phis_for_liveouts): Same.
3859 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
3860 (defined_in_loop_p): New.
3861 (alive_after_loop): New.
3862 (close_phi_not_yet_inserted_p): New.
3863 (struct alep, alep_p): New.
3864 (add_loop_exit_phis): Remove from the rename_map all the names defined
3865 in the code generated loop.
3866 (insert_loop_close_phis): Traverse the rename_map passed to it.
3867 Don't use SESE_LIVEOUT_RENAMES.
3868 (default_liveout_before_guard): Renamed default_before_guard.
3869 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
3870 (graphite_copy_stmts_from_block): Do not directly call set_rename.
3871 (register_sese_liveout_renames): Removed.
3872 (copy_bb_and_scalar_dependences): Do not call it.
3873 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
3874 reduction_list.
3875 (SESE_LIVEOUT): Removed.
3876 (SESE_LIVEOUT_RENAMES): Removed.
3877 (SESE_REDUCTION_LIST): Removed.
3878 (sese_build_liveouts): Removed.
3879 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
3880 (insert_loop_close_phis): Pass a htab_t instead of a sese.
3881 (insert_guard_phis): Same.
3882 (rename_map_elt): Declare a VEC of them.
3883 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3884 trees not pointers to trees.
3885
3886 Rewrite in canonical close SSA form:
3887 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
3888 (limit_scops): Close the scop after the block containing the close phi
3889 nodes.
3890 (canonicalize_loop_closed_ssa): New.
3891 (canonicalize_loop_closed_ssa_form): New.
3892 (build_scops): Call canonicalize_loop_closed_ssa_form.
3893
3894 * graphite-sese-to-poly.c: Fix typos.
3895
38962009-04-03 Sebastian Pop <sebastian.pop@amd.com>
3897
3898 * graphite-poly.c (print_scattering_function, print_pbb_domain):
3899 Extended.
3900 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
3901 (print_pbb): Add conditions.
3902
39032009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
3904 Sebastian Pop <sebastian.pop@amd.com>
3905
3906 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
3907 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
3908 (build_scop_bbs_1): New.
3909 (build_scop_bbs): Rewrite.
3910 * sese.h (bb_in_region): New.
3911
39122009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3913
3914 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3915 poly_drs vector.
3916 (print_scop): Style.
3917 * graphite-poly.h (poly_bb): Add drs vector.
3918 (PBB_DRS): Add accessor.
3919 * graphite-sese-to-poly.c (build_poly_dr): New.
3920 (build_pbb_drs, build_scop_drs): New.
3921 (build_poly_scop): call build_scop_drs (Disabled at the moment).
3922
39232009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3924
3925 * tree-ssa-loop.c: Include forgotten toplev.h
3926
39272009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3928
3929 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
45489e99
SP		 3930 * gcc.dg/graphite/pr37883.c: Remove -floop-*
3931 * gcc.dg/graphite/pr37928.c: Same
3932 * gcc.dg/graphite/pr38409.c: Same
3933 * gcc.dg/graphite/pr38498.c: Same
3934 * gcc.dg/graphite/pr38559.c: Same
3935 * gcc.dg/graphite/pr39335.c: Same
3936 * gcc.dg/graphite/pr39335_1.c: Same
3937 * gfortran.dg/graphite/block-2.f: Same
2abae5f1
SP		 3938 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
3939 with -floop-*.
3940
39412009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
3942
3943 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
3944 build_access_matrix, build_scop_data_accesses): Remove access function
3945 building. (We get a new version soon).
3946 (build_bb_loops, scan_tree_for_params_right_scev): Update.
3947 * sese.h (nb_loops_around_loop_in_sese): Remove.
3948 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
3949
39502009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
3951 Sebastian Pop <sebastian.pop@amd.com>
3952
3953 * graphite-scop-detection.c (struct scopdet_info): Rename last
3954 field to exit.
3955 (scopdet_basic_block_info, build_scops_1): Don't use
3956 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
3957
39582009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
3959 Sebastian Pop <sebastian.pop@amd.com>
3960
3961 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
3962 * sese.c (sese_build_liveouts_use): Renamed from
3963 sese_build_livein_liveouts_use. Remove liveins.
3964 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
3965 Call sese_build_liveouts_use.
3966 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
3967 Call sese_build_liveouts_bb.
3968 (new_sese, free_sese): Remove liveins.
3969 (sese_add_exit_phis_var): Deleted.
3970 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
3971 directly.
3972 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
3973
3974 * sese.h (sese): Remove num_ver and livein.
3975 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
3976
39772009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
3978
3979 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
3980
39812009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
3982
3983 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
3984 (build_scop_scattering): Do not use compare_prefix_loops any more.
3985 (nb_common_loops): New.
3986
39872009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3988
3989 * sese.c (get_new_name_from_old_name): Renamed get_rename.
3990 (register_old_and_new_names): Renamed set_rename.
3991
39922009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3993
3994 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
3995 of the decl from the previous commit.
3996
39972009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3998
3999 * graphite-scop-detection.c (dot_scop): New.
4000 * graphite-scop-detection.h (dot_scop): Declared.
4001
40022009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4003
4004 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
4005
40062009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4007
4008 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
4009 condition at the end of the loop.
4010 * graphite.c (graphite_initialize, graphite_finalize): Print to
4011 dump_file the compiled function.
4012 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
4013 of create_empty_loop_on_edge.
4014 (translate_clast): Update the code generation of loops for the new
4015 shape of loops.
4016 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
4017
40182009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4019
4020 Reverted the patch from 2009-03-19.
4021
40222009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
4023
4024 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
4025 poly_drs vector.
4026 (print_scop): Style.
4027 * graphite-poly.h (poly_bb): Add drs vector.
4028 (PBB_DRS): Add accessor.
4029 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
4030 (build_access_matrix_with_af, build_access_matrix,
4031 build_scop_data_accesses): Delete.
4032 (build_poly_dr): New.
4033 (build_pbb_drs, build_scop_drs): New.
4034 (build_poly_scop): call build_scop_drs.
4035
40362009-03-13 Sebastian Pop <sebastian.pop@amd.com>
4037
4038 * graphite-scop-detection.c (dot_all_scops_1): Close the table
4039 once per basic block.
4040
40412009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
4042
4043 * graphite-scop-detection.c (graphite_can_represent_scev): New.
4044 (graphite_can_represent_expr): Renamed from loop_affine_expr
4045 and enhanced.
4046 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
4047 (graphite_cannot_represent_loop): Add scop_entry to parameters.
4048 (scopdet_basic_block_info): Actually define entry_block.
4049 (stmt_simple_memref_p): Moved here from ...
4050
4051 * tree-data-ref.c (stmt_simple_memref_p): here.
4052 * tree-data-ref.h (stmt_simple_memref_p): Removed.
4053
40542009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
4055
45489e99 4056 * gcc.dg/graphite/id-4.c: New.
2abae5f1
SP		 4057
40582009-03-12 Sebastian Pop <sebastian.pop@amd.com>
4059
4060 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
4061 (register_old_and_new_names): Update the content of the map.
4062 When there was already a rename_map_elt in the map at that
4063 location, free it.
4064 (copy_bb_and_scalar_dependences): Do rename_variables after
4065 expand_scalar_variables.
4066 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4067 of the map. When there was already a rename_map_elt in the
4068 map at that location, free it.
4069 (translate_clast): Pass the rename_map. Do not initialize and free
4070 a rename_map per stmt_user.
4071 (gloog): Initialize and free one rename_map and pass it to
4072 translate_clast.
4073
40742009-03-12 Sebastian Pop <sebastian.pop@amd.com>
4075
4076 * sese.c (expand_scalar_variables_stmt,
4077 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
4078 parameter.
4079 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
4080 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
4081 the gimple_stmt_iterator of the statement to be expanded.
4082 * graphite-scop-detection.c (is_simple_operand): Do handle
4083 REALPART_EXPR.
4084
40852009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4086
4087 * graphite-scop-detection.c (is_simple_operand): Do not handle
4088 REALPART_EXPR.
45489e99 4089 * gcc.dg/graphite/id-2.c: New.
2abae5f1
SP		 4090
4091 * graphite-sese-to-poly.c (build_bb_loops,
4092 add_value_to_dim, scan_tree_for_params_right_scev,
4093 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
4094 find_params_in_bb, build_loop_iteration_domains,
4095 add_conditions_to_domain): Remove subtract.
4096
40972009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4098
4099 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
4100 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
4101 pbb_loop_at_index -> gbb_loop_at_index.
4102 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
4103 (debug_loop_vec): Delete.
4104 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
4105 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
4106 (PBB_LOOPS): Removed.
4107 (PBB_BLACK_BOX): Insert cast.
4108 (pbb_set_black_box): New setter.
4109 (pbb_loop_at_index, pbb_loop_index): Removed.
4110 (scop_set_region, scop_set_nb_params): New.
4111 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
4112 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
4113 (build_poly_scop): Use scop_set_nb_params.
4114 * sese.h (gimple_bb): Add LOOPS.
4115 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
4116
41172009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4118
4119 Revert previous commit.
4120
41212009-03-11 Sebastian Pop <sebastian.pop@amd.com>
4122
4123 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
4124 (register_old_and_new_names): Update the content of the map.
4125 When there was already a rename_map_elt in the map at that
4126 location, free it.
4127 (copy_bb_and_scalar_dependences): Do rename_variables after
4128 expand_scalar_variables.
4129 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4130 of the map. When there was already a rename_map_elt in the
4131 map at that location, free it.
4132 (translate_clast): Pass the rename_map. Do not initialize and free
4133 a rename_map per stmt_user.
4134 (gloog): Initialize and free one rename_map and pass it to
4135 translate_clast.
4136
41372009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4138
4139 Remove forgotten line in revert.
4140
41412009-03-11 Sebastian Pop <sebastian.pop@amd.com>
4142
4143 Revert previous commit.
4144
41452009-03-10 Sebastian Pop <sebastian.pop@amd.com>
4146
4147 * sese.c (register_old_and_new_names): Update the content
4148 of the map. When there was already a rename_map_elt in the
4149 map at that location, free it.
4150 (copy_bb_and_scalar_dependences): Do rename_variables after
4151 expand_scalar_variables.
4152 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4153 of the map. When there was already a rename_map_elt in the
4154 map at that location, free it.
4155 (translate_clast): Pass the rename_map. Do not initialize and free
4156 a rename_map per stmt_user.
4157 (gloog): Initialize and free one rename_map and pass it to
4158 translate_clast.
4159
41602009-03-10 Sebastian Pop <sebastian.pop@amd.com>
4161
4162 * graphite-clast-to-gimple.c (translate_clast): context_loop
4163 is never NULL.
4164
41652009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
4166 Sebastian Pop <sebastian.pop@amd.com>
4167
4168 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
4169 of the use of ppl_Polyhedron_map_space_dimensions.
4170
41712009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
4172 Sebastian Pop <sebastian.pop@amd.com>
4173
4174 * graphite-poly.c (unify_scattering_dimensions): Fix types.
4175 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
4176 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
4177 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
4178 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
4179 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
4180 pbb_nb_params): New.
4181 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
4182 nb_loops_around_pbb): Adapt return types.
4183
41842009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
4185
4186 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
4187 graphite-clast-to-gimple.o, graphite-data-ref.o,
4188 graphite-scop-detection.o, graphite-poly.o): Add
4189 more headers.
4190
41912009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
4192
4193 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
4194 graphite-clast-to-gimple.o, graphite-data-ref.o,
4195 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
4196
41972009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
4198
45489e99
SP		 4199 * gcc.dg/graphite/pr37485.c: Remove -floop-block
4200 * gcc.dg/graphite/pr37828.c: Same.
4201 * gcc.dg/graphite/pr37684.c: Same.
4202 * gcc.dg/graphite/block-0.c: Same.
4203 * gcc.dg/graphite/block-1.c: Same.
4204 * gcc.dg/graphite/block-2.c: Same.
4205 * gcc.dg/graphite/block-3.c: Same.
4206 * gcc.dg/graphite/block-4.c: Same.
4207 * gcc.dg/graphite/block-5.c: Same.
4208 * gcc.dg/graphite/block-6.c: Same.
4209 * gfortran.dg/graphite/pr38083.f90: Same.
4210 * gfortran.dg/graphite/block-1.f90: Same.
4211 * gfortran.dg/graphite/block-3.f90: Same.
4212 * gfortran.dg/graphite/pr37852.f90: Same.
4213 * gfortran.dg/graphite/block-4.f90: Same.
4214 * gfortran.dg/graphite/pr37980.f90: Same.
4215 * gfortran.dg/graphite/pr38953.f90: Same.
4216 * gfortran.dg/graphite/pr37857.f90: Same.
2abae5f1
SP		 4217 * opts.c: Remove -floop-block from -O2.
4218 * graphite-poly.c: Fail if -floop-block -floop-interchange or
4219 -floop-strip-mine are used.
4220
42212009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
4222 Sebastian Pop <sebastian.pop@amd.com>
4223
4224 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
4225 dimensions.
4226 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
4227 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
4228 strip_mine_profitable_p, is_interchange_valid,
4229 graphite_trans_bb_block, graphite_trans_loop_block,
4230 graphite_trans_scop_block): Temporary removed.
4231 (extend_scattering, unify_scattering_dimensions): New.
4232 (print_scattering_function, graphite_read_transforms):
4233 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
4234 (graphite_generate_scattering_fns): Removed.
4235 (apply_poly_transforms): Cleanup.
4236 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
4237 (schedule_to_scattering): Moved.
4238 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
4239 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
4240 (pbb_nb_scattering): New.
4241 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
4242 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
4243 Removed.
4244 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
4245 shift_poly.
4246 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
4247 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
4248 -> PBB_TRANSFORMED_SCATTERING.
4249 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
4250 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
4251 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
4252 (check_poly_representation): Do not return bool.
4253 (graphite_transform_loops): Reformat.
4254 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
4255
42562009-03-04 Sebastian Pop <sebastian.pop@amd.com>
4257
4258 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
4259 debug_pbb_domain, debug_pbb, debug_scop): New.
4260 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
4261 debug_pbb_domain, debug_pbb, debug_scop): Declared.
4262
42632009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4264
4265 PR middle-end/39335
4266 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4267 when the type precision of the induction variable should be
4268 larger than the type precision of nit.
4269 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4270 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
4271 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4272
45489e99
SP		 4273 * gcc.dg/graphite/pr39335_1.c: New.
4274 * gcc.dg/graphite/pr39335.c: New.
2abae5f1
SP		 4275
42762009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4277
4278 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
4279 SSA_NAMES not struct reduction_info.
4280
42812009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4282
4283 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
4284
42852009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4286 Tobias Grosser <grosser@fim.uni-passau.de>
4287
4288 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
4289 (free_sese): Free SESE_REDUCTION_LIST.
4290 * sese.h (struct sese): Add field reduction_list.
4291 (SESE_REDUCTION_LIST): New.
4292 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
4293 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
4294
42952009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4296 Tobias Grosser <grosser@fim.uni-passau.de>
4297
4298 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
4299 of loop_p.
4300
43012009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4302 Tobias Grosser <grosser@fim.uni-passau.de>
4303
4304 * tree-parloops.c (struct brli, build_reduction_list_info,
4305 analyze_reduction_list, gather_scalar_reductions): New.
4306 (loop_parallel_p): Build a reduction list containing only
4307 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
4308 (gen_parallel_loop): Call the analysis analyze_reduction_list.
4309 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
4310 * tree-flow.h (gather_scalar_reductions): Declared.
4311
43122009-02-26 Sebastian Pop <sebastian.pop@amd.com>
4313
4314 PR middle-end/39308
4315 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
4316 number_of_iterations_exit from a gcc_assert.
4317
43182009-02-25 Sebastian Pop <sebastian.pop@amd.com>
4319 Jan Sjodin <jan.sjodin@amd.com>
4320
4321 * output.h (graphite_out_file, graphite_in_file): Declared.
4322 * toplev.c (graphite_out_file, graphite_in_file): New.
4323 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
4324 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
4325 Don't call schedule_to_scattering.
4326 * common.opt (fgraphite-write, fgraphite-read): New.
4327 * graphite-poly.c: Include output.h.
4328 (print_scattering_function, print_scattering_functions,
4329 debug_scattering_function, debug_scattering_functions,
4330 graphite_write_transforms, graphite_read_transforms,
4331 graphite_generate_scattering_fns): New.
4332 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
4333 Call graphite_generate_scattering_fns, graphite_write_transforms,
4334 graphite_read_transforms.
4335 (new_poly_bb): Initialize PBB_SCATTERING.
4336 (free_poly_bb): Free PBB_SCATTERING.
4337 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
4338 * graphite-poly.h (struct poly_bb): Add field scattering.
4339 (PBB_SCATTERING): New.
4340 (print_scattering_function, print_scattering_functions,
4341 debug_scattering_function, debug_scattering_functions): Declared.
4342 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
4343 GMP values, not integers!
4344 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
4345 ppl_read_polyhedron_matrix): New.
4346 * graphite-ppl.h (ppl_print_polyhedron_matrix,
4347 debug_ppl_polyhedron_matrix,
4348 ppl_read_polyhedron_matrix): Declared.
4349 * Makefile.in (graphite-poly.o): Depends on output.h.
4350
43512009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4352 Tobias Grosser <grosser@fim.uni-passau.de>
4353
4354 Revert this change:
4355 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
4356 scalar evolutions in the scop_entry->loop_father.
4357
43582009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4359 Tobias Grosser <grosser@fim.uni-passau.de>
4360
4361 * graphite.h (ref_nb_loops): Remove declaration.
4362 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
4363 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
4364 debug_gbb): Moved to sese.h.
4365 * sese.h: As said.
4366
43672009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4368 Tobias Grosser <grosser@fim.uni-passau.de>
4369
4370 * graphite-data-ref.[ch]: Disable.
4371
43722009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4373 Tobias Grosser <grosser@fim.uni-passau.de>
4374
4375 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
4376 scalar evolutions in the scop_entry->loop_father.
4377
43782009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4379
4380 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
4381 (graphite_cannot_represent_loop_niter): Renamed
4382 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
4383 (limit_scops): build_sese_loop_nests does not return a bool.
4384 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
4385 * sese.c (nb_reductions_in_loop): ... from here.
4386 (graphite_loop_normal_form): ... from here.
4387 (sese_record_loop): Does not fail, so does not return a bool.
4388 (build_sese_loop_nests): Same.
4389 * sese.h (build_sese_loop_nests): Update declaration.
4390 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
4391 (build_graphite_loop_normal_form): New.
4392 (gloog): Call build_graphite_loop_normal_form.
4393 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
4394 build_sese_loop_nests.
4395
45489e99 4396 * gcc.dg/graphite/id-1.c: New.
2abae5f1
SP		 4397
43982009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4399 Tobias Grosser <grosser@fim.uni-passau.de>
4400
4401 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
4402 The SCoP detection fix is sufficient.
4403
44042009-02-21 Sebastian Pop <sebastian.pop@amd.com>
4405
4406 PR tree-optimization/39260
4407 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
4408 the basic block contains a condition with a real type.
4409 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
4410
4411 * gcc.dg/graphite/pr39260.c: New.
4412
44132009-02-21 Sebastian Pop <sebastian.pop@amd.com>
4414
4415 * graphite-poly.c: Inlcude params.h.
4416 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
4417 the size of a tile.
4418 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
4419 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
4420
44212009-02-20 Sebastian Pop <sebastian.pop@amd.com>
4422 Tobias Grosser <grosser@fim.uni-passau.de>
4423
4424 * graphite-scop-detection.c (dot_all_scops_1,
4425 dot_all_scops): Moved here.
4426 * graphite-scop-detection.h (dot_all_scops): Declared here.
4427 * graphite.c (graphite_initialize, graphite_finalize): New.
4428 (graphite_transform_loops): Cleaned up.
4429 * sese.c (debug_oldivs): Moved here.
4430 * graphite-poly.c (graphite_apply_transformations): Renamed
4431 apply_poly_transforms.
4432 (debug_loop_vec): Moved here.
4433 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
4434 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
4435 find_scop_parameters, build_scop_iteration_domain,
4436 add_conditions_to_constraints, build_scop_canonical_schedules,
4437 build_scop_data_accesses): Now static.
4438 (build_poly_scop, check_poly_representation): New.
4439
44402009-02-20 Sebastian Pop <sebastian.pop@amd.com>
4441
4442 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
4443 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
4444 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
4445 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
4446 scan_tree_for_params_right_scev, scan_tree_for_params_int,
4447 scan_tree_for_params, struct irp_data, dx_record_params,
4448 find_params_in_bb, find_scop_parameters, gbb_from_bb,
4449 build_loop_iteration_domains, add_conditions_to_domain,
4450 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
4451 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
4452 build_sese_conditions, add_conditions_to_constraints,
4453 build_scop_iteration_domain, build_access_matrix_with_af,
4454 build_access_matrix,
4455 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
4456
4457 * graphite-sese-to-poly.c: New.
4458 * graphite-sese-to-poly.h: New.
4459
4460 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
4461
44622009-02-20 Sebastian Pop <sebastian.pop@amd.com>
4463
4464 * graphite.c: Split graphite code generation to a new file.
4465 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
4466 max_precision_type, clast_to_gcc_expression_red,
4467 clast_to_gcc_expression, gcc_type_for_clast_expr,
4468 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
4469 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
4470 graphite_create_new_guard, clast_get_body_of_loop,
4471 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
4472 graphite_create_new_loop, build_iv_mapping, copy_renames,
4473 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
4474 compute_cloog_iv_types, free_scattering, save_var_name,
4475 initialize_cloog_names, build_scop_context, build_cloog_prog,
4476 set_cloog_options, debug_clast_stmt, scop_to_clast,
4477 print_generated_program, debug_generated_program,
4478 gloog): Moved to graphite-clast-to-gimple.c.
4479
4480 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
4481
4482 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
4483 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
4484 loop_iv_stack_pop, loop_iv_stack_get_iv,
4485 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
4486 free_loop_iv_stack, loop_iv_stack_remove_constants,
4487 debug_rename_elt, debug_rename_map_1, debug_rename_map,
4488 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
4489 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
4490 eq_ivtype_map_elts, sese_add_exit_phis_edge,
4491 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
4492 get_vdef_before_sese, sese_adjust_vphi,
4493 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
4494 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
4495 is_iv, expand_scalar_variables_ssa_name,
4496 expand_scalar_variables_expr, expand_scalar_variables_stmt,
4497 expand_scalar_variables, rename_variables, remove_condition,
4498 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
4499 add_loop_exit_phis, insert_loop_close_phis, struct igp,
4500 default_liveout_before_guard, add_guard_exit_phis,
4501 insert_guard_phis, register_old_and_new_names,
4502 graphite_copy_stmts_from_block, register_sese_liveout_renames,
4503 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
4504 if_region_set_false_region, create_if_region_on_edge,
4505 move_sese_in_condition): Moved to sese.c.
4506
4507 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
4508 if_region_exit, if_region_get_condition_block,
4509 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
4510 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
4511 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
4512 ivtype_map_elt, new_ivtype_map_elt,
4513 recompute_all_dominators): Moved to sese.h.
4514
4515 * graphite-clast-to-gimple.c: New.
4516 * graphite-clast-to-gimple.h: New.
4517 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
4518 * sese.c: Modified as said above.
4519 * sese.h: Same.
4520
45212009-02-20 Sebastian Pop <sebastian.pop@amd.com>
4522
4523 * graphite.c: Split scop detection to a new file.
4524 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
4525 move_sd_regions, loop_affine_expr, exclude_component_ref,
4526 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
4527 graphite_cannot_represent_loop_niter, struct scopdet_info,
4528 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
4529 find_single_entry_edge, find_single_exit_edge,
4530 create_single_entry_edge, sd_region_without_exit,
4531 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
4532 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
4533 Moved to graphite-scop-detection.c.
4534
4535 * graphite-scop-detection.c: New.
4536 * graphite-scop-detection.h: New.
4537 * Makefile.in: Add new rule for graphite-scop-detection.o.
4538
4539 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
4540 tree-scalar-evolution.h.
4541 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
4542 build_sese_loop_nests): Moved here from graphite.c.
4543 (param_index): Renamed parameter_index_in_region.
4544
45452009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
4546 Sebastian Pop <sebastian.pop@amd.com>
4547
4548 * gcc.dg/graphite/block-0.c: Expected to fail now.
4549 * gcc.dg/graphite/block-1.c: Same.
4550 * gcc.dg/graphite/block-5.c: Same.
4551 * gcc.dg/graphite/block-6.c: Same.
4552
45532009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
4554 Sebastian Pop <sebastian.pop@amd.com>
4555
4556 * graphite.h: Separate from graphite_bb_p the polyhedral
4557 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
4558 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
4559 graphite-data-ref.h.
4560 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
4561 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
4562 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
4563 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
4564 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
4565 scop_nb_params): Moved to graphite-poly.h.
4566 * graphite-data-ref.c: Same.
4567 * graphite-data-ref.h: New.
4568 * graphite.c: Same.
4569 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
4570 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
4571 is_interchange_valid, graphite_trans_bb_block,
4572 graphite_trans_loop_block, scop_max_loop_depth,
4573 graphite_trans_scop_block, graphite_apply_transformations,
4574 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
4575 graphite-poly.c.
4576 * graphite-poly.h: New.
4577 * graphite-poly.c: New.
4578 * Makefile.in (OBJS-common): Add graphite-poly.o.
4579 (graphite-poly.o): New rule.
4580 * tree-data-ref.h (struct data_reference): Remove unused scop field.
4581 (DR_SCOP): Removed.
4582
45832009-02-18 Sebastian Pop <sebastian.pop@amd.com>
4584 Tobias Grosser <grosser@fim.uni-passau.de>
4585
4586 * graphite.c: Replace gb -> gbb.
4587 * graphite.h: Same.
4588 * graphite-data-ref.c: Same.
4589
45902009-02-18 Sebastian Pop <sebastian.pop@amd.com>
4591 Tobias Grosser <grosser@fim.uni-passau.de>
4592
4593 * Makefile.in (OBJS-commmon): Add sese.o.
4594 (sese.o): New.
4595 (graphite.o): Add sese.h.
4596 * graphite.c (bb_in_ss_p, loop_in_sese_p,
4597 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
4598 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
4599 Move to sese.
4600 (block_before_scop): Add missing return.
4601 (new_scop, free_scop): Remove SESE data structures.
4602 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
4603 find_scop_parameters, build_loop_iteration_domains,
4604 add_conditions_to_domain, register_scop_liveout_renames,
4605 copy_bb_and_scalar_dependences): Scop -> SESE.
4606
4607 (add_conditions_to_domain): SCoP -> SESE and remove check
4608 (scop_contains_non_iv_scalar_phi_nodes): New.
4609 (build_scop_conditions_1, build_scop_conditions): Remove check for
4610 non iv scalar phi nodes.
4611 (print_scop_statistics): New.
4612 (graphite_transform_loops): Cleanup.
4613
4614 * graphite.h: Move to sese & cleanup.
4615 * sese.c: New.
4616 * sese.h: New.
4617
46182009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4619 Tobias Grosser <grosser@fim.uni-passau.de>
4620
4621 * graphite.c (build_scop_conditions_1): Conditions are only
4622 at the end of a basic block.
4623
46242009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4625 Tobias Grosser <grosser@fim.uni-passau>
4626
4627 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
4628 field.
4629 (GBB_ALPHA): Removed.
4630
46312009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4632 Tobias Grosser <grosser@fim.uni-passau.de>
4633
4634 * graphite-data-ref.c (graphite_test_dependence): Don't use
4635 GBB_DYNAMIC_SCHEDULE.
4636 * graphite.c (new_graphite_bb): Same.
4637 (free_graphite_bb): Same.
4638 (build_scop_dynamic_schedules): Removed.
4639 (graphite_transform_loops): Don't call it.
4640 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
4641 (GBB_DYNAMIC_SCHEDULE): Removed.
4642
46432009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4644 Tobias Grosser <grosser@fim.uni-passau.de>
4645
4646 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
4647 (print_graphite_bb): Same.
4648 (build_cloog_prog): Same.
4649
46502009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4651 Tobias Grosser <grosser@fim.uni-passau.de>
4652
4653 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
4654
46552009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4656 Tobias Grosser <grosser@fim.uni-passau.de>
4657
4658 * graphite.c (build_scop_context): Don't use CloogMatrix.
4659 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
4660 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
4661
46622009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4663 Tobias Grosser <grosser@fim.uni-passau.de>
4664
4665 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
4666 liveout_renames, add_params fields...
4667 (struct sese): ... here.
4668 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
4669 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
4670
46712009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4672 Tobias Grosser <grosser@fim.uni-passau.de>
4673
4674 * graphite.c (print_scop): Do not print the CLooG program.
4675 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
4676 build_cloog_prog, gloog): Don't use SCOP_PROG.
4677 (find_transform): Renamed scop_to_clast.
4678 (print_generated_program, debug_generated_program): New.
4679 (graphite_transform_loops): Adapt to new interface.
4680 * graphite.h (struct scop): Remove program field.
4681 (SCOP_PROG): Removed.
4682 (print_generated_program, debug_generated_program): Declared.
4683
46842009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4685
4686 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
4687 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
4688 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
4689 free_graphite_bb, build_scop_canonical_schedules,
4690 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
4691 schedules are now represented using a ppl_Linear_Expression_t.
4692 * graphite.h (struct graphite_bb): Same.
4693 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
4694 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
4695
46962009-02-15 Sebastian Pop <sebastian.pop@amd.com>
4697
4698 * graphite.c: Free local memory.
4699 * graphite-ppl.c: Same.
4700
47012009-02-15 Sebastian Pop <sebastian.pop@amd.com>
4702
4703 * graphite.c (const_column_index, get_first_matching_sign_row_index,
4704 get_lower_bound_row, get_upper_bound_row, copy_constraint,
4705 swap_constraint_variables, scale_constraint_variable): Removed.
4706 (graphite_trans_bb_strip_mine): Remove pong.
4707 * graphite-ppl.c: Include missing header files.
4708 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
4709 * graphite-ppl.h (ppl_strip_loop): Declared.
4710 * Makefile.in (graphite-ppl.o): Adjust dependences.
4711
47122009-02-14 Sebastian Pop <sebastian.pop@amd.com>
4713
4714 * graphite.c (build_loop_iteration_domains): Remove ping pong.
4715 (build_scop_iteration_domain): Same.
4716
47172009-02-13 Sebastian Pop <sebastian.pop@amd.com>
4718
4719 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4720 ping pong.
4721 (add_value_to_dim, scan_tree_for_params_right_scev,
4722 scan_tree_for_params_int): New.
4723 * graphite-ppl.c (oppose_constraint): New.
4724 (insert_constraint_into_matrix): Implement missing cases.
4725 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4726
47272009-02-13 Sebastian Pop <sebastian.pop@amd.com>
4728
4729 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4730 use ppl_move_dimension.
4731
47322009-02-12 Sebastian Pop <sebastian.pop@amd.com>
4733
4734 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
4735 * graphite.c: Same.
4736 * graphite.h: Same.
4737 * graphite-ppl.c: Same.
4738 * graphite-ppl.h: Same.
4739
47402009-02-12 Sebastian Pop <sebastian.pop@amd.com>
4741
4742 Revert last 3 commits.
4743
47442009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4745
4746 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4747 ping pong.
4748 (add_value_to_dim, scan_tree_for_params_right_scev,
4749 scan_tree_for_params_int): New.
4750 * graphite-ppl.c (oppose_constraint): New.
4751 (insert_constraint_into_matrix): Implement missing cases.
4752 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4753
47542009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4755
4756 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
4757
47582009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4759 Tobias Grosser <grosser@fim.uni-passau.de>
4760
4761 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4762 use ppl_move_dimension.
4763 * graphite-ppl.c (ppl_move_dimension): New.
4764 * graphite-ppl.h (ppl_move_dimension): Declared.
4765
47662009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4767
4768 * graphite.c: Do not include cloog/cloog.h.
4769 (print_graphite_bb): Remove ping pong, call PPL print function.
4770
47712009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
4772
4773 * Makefile.in (OBJS-common): Add graphite-ppl.o.
4774 (graphite.o): Add dependence on graphite-ppl.h.
4775 (graphite-ppl.o): New.
4776 (graphite-data-ref.c): Ping pong between PPL data structures
4777 and matrices.
4778 * graphite-ppl.c: New.
4779 * graphite-ppl.h: New.
4780 * graphite.c: Include graphite-ppl.h.
4781 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
4782 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
4783 Ping pong between PPL data structures and matrices.
4784 (new_graphite_bb): Create a PPL constraint system.
4785 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
4786 (build_loop_iteration_domains): Use PPL functions.
4787 * graphite.h: Include graphite-ppl.h. Fix comments.
4788 (graphite_bb): Use a ppl_Constraint_System_t instead of
4789 CloogMatrix for representing the domain.
4790 (scop): Remove static_schedule.
4791 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
4792
47932009-02-06 Sebastian Pop <sebastian.pop@amd.com>
4794
4795 * graphite.c: Fix some comments.
4796
47972009-02-05 Sebastian Pop <sebastian.pop@amd.com>
4798
4799 PR middle-end/38953
4800 * graphite.c (if_region_set_false_region): After moving a region
4801 in the false branch of a condition, remove the empty dummy
4802 basic block.
4803 (gloog): Remove wrong fix for PR38953.
4804
48052009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
4806
4807 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
4808 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
4809 register_bb_in_sese, new_sese, free_sese): Moved.
4810 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
4811 outermost_loop_in_scop, build_scop_iteration_domain,
4812 expand_scalar_variables_ssa_name, get_vdef_before_scop,
4813 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
4814 Use loop_in_sese_p instead of loop_in_scop_p.
4815 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
4816 (free_scop): Do not free SCOP_BBS_B.
4817 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
4818 ref_nb_loops): Moved here...
4819 * graphite.h (ref_nb_loops): ... from here.
4820 (struct scop): Remove bbs_b bitmap.
4821 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
45489e99 4822 * gcc.dg/graphite/scop-19.c: New
2abae5f1
SP		 4823
48242009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
4825
4826 * graphite.c (scopdet_basic_block_info): Fix bug in scop
4827 detection.
4828
48292009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
4830
4831 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
4832 eq_loop_to_cloog_loop): Remove.
4833 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
4834 * graphite.h (struct scop): Remove loop2cloog_loop.
4835 (loop_domain_dim, loop_iteration_vector_dim): Remove.
4836
48372009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
4838
4839 * opts.c (decode_options): Only add graphite options to O2
4840 if we compile with graphite enabled.
4841
48422009-01-26 Sebastian Pop <sebastian.pop@amd.com>
4843
4844 * Merge from mainline (r143163:143684).
4845
48462009-01-26 Sebastian Pop <sebastian.pop@amd.com>
4847
4848 * graphite.c (debug_value): Removed.
4849 * graphite.h (debug_value): Removed.
4850
48512009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4852
4853 * passes.c (init_optimization_passes): Do not call pass_copy_prop
4854 after graphite: pass_copy_prop does not maintain a proper loop closed
4855 SSA form. pass_copy_prop should be fixed.
4856
48572009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4858
4859 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
4860
48612009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4862
4863 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
4864 (gloog): Split the exit of the scop when the scop exit is a loop exit.
4865 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
4866 changed the CFG.
4867
48682009-01-20 Sebastian Pop <sebastian.pop@amd.com>
4869
4870 * graphite.c (gloog): Return true when code gen succeeded.
4871 (graphite_transform_loops): Do not call cleanup_tree_cfg if
4872 the code of the function did not changed. After cleanup_tree_cfg
4873 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
4874 form.
4875
48762009-01-19 Sebastian Pop <sebastian.pop@amd.com>
4877
4878 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
4879 gimple_call_lhs is NULL.
4880
48812009-01-16 Sebastian Pop <sebastian.pop@amd.com>
4882 Tobias Grosser <tobi.grosser@amd.com>
4883
4884 * graphite.c (graphite_trans_scop_block): Do not block single
4885 nested loops.
4886
48872009-01-15 Sebastian Pop <sebastian.pop@amd.com>
4888 Tobias Grosser <tobi.grosser@amd.com>
4889
4890 * graphite.c (build_scop_canonical_schedules): Start schedules at
4891 zero.
4892
48932009-01-15 Sebastian Pop <sebastian.pop@amd.com>
4894 Tobias Grosser <tobi.grosser@amd.com>
4895
4896 * graphite.c (compare_prefix_loops): New.
4897 (build_scop_canonical_schedules): Rewritten.
4898 (graphite_transform_loops): Move build_scop_canonical_schedules
4899 after build_scop_iteration_domain.
4900
49012009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4902 Tobias Grosser <tobi.grosser@amd.com>
4903
4904 * graphite.c (add_conditions_to_domain): Add the loops to
4905 the dimension of the iteration domain. Do copy the domain
4906 only when it exists.
4907 (build_scop_conditions_1): Do not call add_conditions_to_domain.
4908 (add_conditions_to_constraints): New.
4909 (can_generate_code_stmt, can_generate_code): Removed.
4910 (gloog): Do not call can_generate_code.
4911 (graphite_transform_loops): Call add_conditions_to_constraints
4912 after building the iteration domain.
4913
49142009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4915 Tobias Grosser <tobi.grosser@amd.com>
4916 Jan Sjodin <jan.sjodin@amd.com>
4917
4918 * graphite.c (scan_tree_for_params): On substractions negate
4919 all the coefficients of the term.
4920 (clast_to_gcc_expression_red): New. Handle reduction expressions
4921 of more than two operands.
4922 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
4923 (get_vdef_before_scop): Handle also the case of default definitions.
4924
49252009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4926
4927 PR middle-end/38431
4928 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
4929 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
4930 (gloog): Do not call cleanup_tree_cfg.
4931 (graphite_transform_loops): Call cleanup_tree_cfg after all
4932 scops have been code generated.
4933
49342009-01-13 Sebastian Pop <sebastian.pop@amd.com>
4935
4936 * passes.c (init_optimization_passes): Schedule after
4937 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
4938
49392009-01-13 Sebastian Pop <sebastian.pop@amd.com>
4940
4941 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
4942 Fix comment.
4943 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
4944 Set the type of an expression to the type of its assign statement.
4945 (expand_scalar_variables_expr): Do not pass loop_p.
4946 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
4947 (copy_bb_and_scalar_dependences): Do not pass loop_p.
4948 (translate_clast): Update call to copy_bb_and_scalar_dependences.
4949
49502009-01-11 Sebastian Pop <sebastian.pop@amd.com>
4951
4952 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
4953 an expression to the gimple_expr_type of its assign statement.
4954 (expand_scalar_variables_expr): Stop recursion on tcc_constant
4955 or tcc_declaration.
4956
49572009-01-11 Sebastian Pop <sebastian.pop@amd.com>
4958
4959 PR tree-optimization/38786
45489e99 4960 * gcc.dg/graphite/pr38786.c: New.
2abae5f1
SP		 4961 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
4962 the SSA_NAME case of expand_scalar_variables_expr.
4963 (expand_scalar_variables_expr): Also gather the scalar computation
4964 used to index the memory access.
4965 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
4966 the gimple_stmt_iterator where it inserts new code.
4967
49682009-01-10 Sebastian Pop <sebastian.pop@amd.com>
4969
45489e99 4970 * gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
2abae5f1
SP		 4971
49722009-01-10 Sebastian Pop <sebastian.pop@amd.com>
4973
4974 * opts.c (decode_options): Enable flag_graphite_identity and
4975 flag_loop_block in -O2 and above.
4976
49772009-01-08 Sebastian Pop <sebastian.pop@amd.com>
4978
4979 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
4980 Fix merge problem: replace with the file from trunk.
4981
49822009-01-08 Sebastian Pop <sebastian.pop@amd.com>
4983
4984 * Merge from mainline (r141727:143163).
4985
49862009-01-07 Sebastian Pop <sebastian.pop@amd.com>
4987 Jan Sjodin <jan.sjodin@amd.com>
4988
4989 PR tree-optimization/38559
45489e99 4990 * gcc.dg/graphite/pr38559.c: New.
2abae5f1
SP		 4991
4992 * graphite.c (debug_value, copy_constraint,
4993 swap_constraint_variables, scale_constraint_variable, ): New.
4994 (get_lower_bound, get_upper_bound): Removed.
4995 (graphite_trans_bb_strip_mine): Clean up this code that works
4996 only for constant number of iterations. Fully copy upper and
4997 lower bound constraints, not only the constant part of them.
4998 * graphite.h (debug_value): Declared.
4999
50002009-01-06 Jan Sjodin <jan.sjodin@amd.com>
5001
5002 PR tree-optimization/38492
5003 PR tree-optimization/38498
5004 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
5005 * tree-chrec.h (scev_is_linear_expression): Declared.
5006 * graphite.c (graphite_cannot_represent_loop_niter): New.
5007 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
5008 (graphite_loop_normal_form): Use gcc_assert.
5009 (scan_tree_for_params): Use CASE_CONVERT.
5010 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
5011 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
5012 Use gcc_assert. Discard scops that contain unhandled cases.
5013 (build_scop_conditions): Return a boolean status for unhandled cases.
5014 (strip_mine_profitable_p): Print the loop number, not its depth.
5015 (is_interchange_valid): Pass the depth of the loop nest, don't
5016 recompute it wrongly.
5017 (graphite_trans_bb_block): Same.
5018 (graphite_trans_bb_block): Print tentative of loop blocking.
5019 (graphite_trans_scop_block): Do not print that the loop has been
5020 blocked.
5021 (graphite_transform_loops): Do not handle scops that contain condition
5022 scalar phi nodes.
5023
45489e99 5024 * gcc.dg/graphite/pr38500.c: Fixed warning as committed
2abae5f1 5025 in trunk.
45489e99
SP		 5026 * gcc.dg/graphite/block-0.c: Update test.
5027 * gcc.dg/graphite/block-1.c: Same.
5028 * gcc.dg/graphite/block-2.c: Remove xfail and test for
2abae5f1 5029 blocking.
45489e99
SP		 5030 * gcc.dg/graphite/block-4.c: Remove test for strip mine.
5031 * gcc.dg/graphite/block-3.c: New.
5032 * gcc.dg/graphite/pr38498.c: New.
2abae5f1
SP		 5033
50342008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
5035
5036 PR tree-optimization/38510
5037 * gcc.dg/graphite/pr38510.c: New.
5038 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
5039 (translate_clast): Call recompute_all_dominators before
5040 graphite_verify.
5041 (gloog): Call recompute_all_dominators before graphite_verify.
5042
50432008-12-12 Sebastian Pop <sebastian.pop@amd.com>
5044
5045 PR tree-optimization/38492
5046 * graphite.c (rename_map_elt, debug_rename_elt,
5047 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
5048 rename_map_elt_info, eq_rename_map_elts,
5049 get_new_name_from_old_name, bb_in_sese_p): Moved around.
5050 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
5051 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
5052 (sese_build_livein_liveouts): New.
5053 (new_sese, free_sese): New.
5054 (new_scop): Call new_sese.
5055 (free_scop): Call free_sese.
5056 (rename_variables_from_edge, rename_phis_end_scop): Removed.
5057 (register_old_new_names): Renamed register_old_and_new_names.
5058 (register_scop_liveout_renames, add_loop_exit_phis,
5059 insert_loop_close_phis, struct igp,
5060 default_liveout_before_guard, add_guard_exit_phis,
5061 insert_guard_phis, copy_renames): New.
5062 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
5063 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
5064 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
5065 (scop_adjust_phis_for_liveouts): New.
5066 (gloog): Call scop_adjust_phis_for_liveouts.
5067
5068 * graphite.h (struct sese): Documented. Added fields liveout,
5069 num_ver and livein.
5070 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
5071 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
5072 (struct scop): Added field liveout_renames.
5073 (SCOP_LIVEOUT_RENAMES): New.
5074
50752008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5076
5077 PR tree-optimization/38409
5078 * gcc.dg/graphite/pr38409.c: New.
5079 * graphite.c (nb_reductions_in_loop): Use simple_iv.
5080
50812008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5082
5083 * graphite.c (gcc_type_for_cloog_iv): By default return
5084 integer_type_node.
5085 (graphite_create_new_loop): Don't fold_convert the already
5086 fold_convert-ed expression.
5087
50882008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
5089
5090 PR tree-optimization/38446
5091 * gcc.dg/graphite/pr38446.c: New.
5092 * graphite.c (register_bb_in_sese): New.
5093 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
5094 looking at the bbs in the region.
5095 * graphite.h (sese): Add region_basic_blocks pointer set to
5096 structure and initialize at the time of defining new scop.
5097
50982008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
5099
5100 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
5101 (find_params_in_bb): Do not free data refs.
5102 (free_graphite_bb): Add FIXME on disabled free_data_refs.
5103
51042008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5105
45489e99
SP		 5106 * gcc.dg/graphite/scop-16.c: Test only scop specific info.
5107 * gcc.dg/graphite/scop-17.c: Same.
5108 * gcc.dg/graphite/block-5.c: New.
5109 * gcc.dg/graphite/block-6.c: New.
5110 * gcc.dg/graphite/pr37485.c: Clean dump file after.
5111 * gcc.dg/graphite/pr37684.c: Same.
5112 * gcc.dg/graphite/block-2.c: Same.
2abae5f1
SP		 5113
5114 * graphite.c (struct ivtype_map_elt): New.
5115 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
5116 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
5117 gcc_type_for_cloog_iv): New.
5118 (loop_iv_stack_patch_for_consts): Use the type of the induction
5119 variable from the original loop, except for the automatically
5120 generated loops, i.e., in the case of a strip-mined loop, in
5121 which case there is no original loop: in that case just use
5122 integer_type_node.
5123 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
5124 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
5125 (clast_name_to_gcc): Accept params to be NULL.
5126 (clast_to_gcc_expression): Take an extra parameter for the type.
5127 Convert to that type all the expressions built by this function.
5128 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
5129 (graphite_translate_clast_equation): Compute the type of the
5130 clast_equation before translating its LHS and RHS.
5131 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
5132 (graphite_create_new_loop): Compute the type of the induction
5133 variable before translating the lower and upper bounds and before
5134 creating the induction variable.
5135 (rename_variables_from_edge, rename_phis_end_scop): New.
5136 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
5137 (sese_add_exit_phis_edge): Do not use integer_zero_node.
5138 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
5139 compute_cloog_iv_types): New.
5140 (gloog): Call compute_cloog_iv_types before starting the
5141 translation of the clast.
5142
5143 * graphite.h (struct graphite_bb): New field cloog_iv_types.
5144 (GBB_CLOOG_IV_TYPES): New.
5145 (debug_ivtype_map): Declared.
5146 (oldiv_for_loop): New.
5147
51482008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
5149
5150 PR middle-end/38459
5151 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
5152 (param_index): Assert if parameter is not know after parameter
5153 detection.
5154 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
5155 (find_scop_parameters): Mark, that we have finished parameter
5156 detection.
5157 (graphite_transform_loops): Move condition detection before parameter
5158 detection.
5159 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
45489e99 5160 * gfortran.dg/graphite/pr38459.f90: New.
2abae5f1
SP		 5161
51622008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
5163
5164 * graphite.c (graphite_transform_loops): Always call find_transform ()
5165 in ENABLE_CHECKING. So we test these code paths, even if we do not
5166 generate code.
5167
51682008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
5169
5170 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
5171 (print_scop): Ditto.
5172
51732008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
5174
5175 PR middle-end/38084
45489e99 5176 Fix gfortran.dg/graphite/id-3.f90.
2abae5f1
SP		 5177 * graphite.c (scopdet_basic_block_info): Fix bug that found some
5178 regions more than once.
5179
51802008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5181
45489e99 5182 Fix gfortran.dg/graphite/id-4.f90.
2abae5f1
SP		 5183 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
5184 when not needed.
5185
51862008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5187
45489e99 5188 Fix gfortran.dg/graphite/id-1.f90.
2abae5f1
SP		 5189 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
5190 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
5191 (max_precision_type): New.
5192 (value_clast): Removed.
5193 (clast_to_gcc_expression): Be more careful to types of expressions.
5194 Use max_precision_type and update use of gmp_cst_to_tree.
5195 (graphite_translate_clast_equation): Use max_precision_type.
5196 (graphite_create_guard_cond_expr): Do not use integer_type_node,
5197 use the type of the condition.
5198 (graphite_create_new_loop): Do not use integer_type_node, use the
5199 max_precision_type of lb and ub.
5200
52012008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5202
5203 * graphite.c (build_scops_1): Initialize open_scop.exit
5204 and sinfo.last.
5205
52062008-12-02 Sebastian Pop <sebastian.pop@amd.com>
5207
45489e99
SP		 5208 * gcc.dg/graphite/pr38084.c: New.
5209 * gfortran.dg/graphite/id-1.f90: New.
5210 * gfortran.dg/graphite/id-2.f90: New.
5211 * gfortran.dg/graphite/id-3.f90: New.
5212 * gfortran.dg/graphite/id-4.f90: New.
5213 * gfortran.dg/graphite/pr37857.f90: New.
2abae5f1
SP		 5214
52152008-12-02 Sebastian Pop <sebastian.pop@amd.com>
5216 Jan Sjodin <jan.sjodin@amd.com>
5217 Harsha Jagasia <harsha.jagasia@amd.com>
5218
5219 PR middle-end/37852
5220 PR middle-end/37883
5221 PR middle-end/37928
5222 PR middle-end/37980
5223 PR middle-end/38038
5224 PR middle-end/38039
5225 PR middle-end/38073
5226 PR middle-end/38083
5227 PR middle-end/38125
5228
45489e99
SP		 5229 * gcc.dg/graphite/pr38073.c: New.
5230 * gcc.dg/graphite/pr37928.c: New.
5231 * gcc.dg/graphite/pr37883.c: New.
5232 * gcc.dg/graphite/pr38125.c: New.
5233 * gfortran.dg/graphite/pr38083.f90: New.
5234 * gfortran.dg/graphite/pr37852.f90: New.
5235 * gfortran.dg/graphite/pr37980.f90: New.
2abae5f1 5236
45489e99 5237 * gcc.dg/graphite/scop-18.c: Remove reduction, test for
2abae5f1
SP		 5238 the number of detected scops. Copy exact same test for loop
5239 blocking...
45489e99 5240 * gcc.dg/graphite/block-1.c: Fix the number of expected
2abae5f1 5241 loops to be blocked as reductions are not handled.
45489e99 5242 * gcc.dg/graphite/block-4.c: ...here. New.
2abae5f1
SP		 5243
5244 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
5245 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
5246 ...here.
5247 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
5248 * Makefile.in (graphite.o): Depend on value-prof.h.
5249 (graphite.o-warn): Removed -Wno-error.
5250 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
5251 to be a NULL pointer. Call update_stmt. Return the newly created
5252 cannonical induction variable.
5253
5254 * graphite.h (debug_rename_map): Declared. Fix some comments.
5255
5256 * graphite.c: Reimplement the code generation from graphite to gimple.
5257 Include value-prof.h.
5258 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
5259 (get_old_iv_from_ssa_name): Removed.
5260 (graphite_stmt_p): New.
5261 (new_graphite_bb): Test for useful statements before building a
5262 graphite statement for the basic block.
5263 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
5264 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
5265 reason.
5266 (recompute_all_dominators, graphite_verify,
5267 nb_reductions_in_loop, graphite_loop_normal_form): New.
5268 (scop_record_loop): Call graphite_loop_normal_form.
5269 (build_scop_loop_nests): Iterate over all the blocks of the
5270 function instead of relying on the incomplete information from
5271 SCOP_BBS. Return the success of the operation.
5272 (find_params_in_bb): Use the data from GBB_DATA_REFS.
5273 (add_bb_domains): Removed.
5274 (build_loop_iteration_domains): Don't call add_bb_domains.
5275 Add the iteration domain only to the basic blocks that have been
5276 translated to graphite.
5277 (build_scop_conditions_1): Add constraints only if the basic
5278 block have been translated to graphite.
5279 (build_scop_data_accesses): Completely disabled until data
5280 dependence is correctly implemented.
5281 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
5282 (remove_all_edges_1, remove_all_edges): Removed.
5283 (get_new_name_from_old_name): New.
5284 (graphite_rename_variables_in_stmt): Renamed
5285 rename_variables_in_stmt. Call get_new_name_from_old_name.
5286 Use replace_exp and update_stmt.
5287 (is_old_iv): Renamed is_iv.
5288 (expand_scalar_variables_stmt): Extra parameter for renaming map.
5289 Use replace_exp and update_stmt.
5290 (expand_scalar_variables_expr): Same. Use the map to get the
5291 new names for the renaming of induction variables and for the
5292 renaming of variables after a basic block has been copied.
5293 (expand_scalar_variables): Same.
5294 (graphite_rename_variables): Renamed rename_variables.
5295 (move_phi_nodes): Removed.
5296 (get_false_edge_from_guard_bb): New.
5297 (build_iv_mapping): Do not insert the induction variable of a
5298 loop in the renaming iv map if the basic block does not belong
5299 to that loop.
5300 (register_old_new_names, graphite_copy_stmts_from_block,
5301 copy_bb_and_scalar_dependences): New.
5302 (translate_clast): Heavily reimplemented: copy basic blocks,
5303 do not move them. Finally, in call cleanup_tree_cfg in gloog.
5304 At each translation step call graphite_verify ensuring the
5305 consistency of the SSA, loops and dominators information.
5306 (collect_virtual_phis, find_vdef_for_var_in_bb,
5307 find_vdef_for_var_1, find_vdef_for_var,
5308 patch_phis_for_virtual_defs): Removed huge hack.
5309 (mark_old_loops, remove_dead_loops, skip_phi_defs,
5310 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
5311 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
5312 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
5313 if_region_get_condition_block, if_region_set_false_region,
5314 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
5315 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
5316 sese_add_exit_phis_edge, sese_add_exit_phis_var,
5317 rewrite_into_sese_closed_ssa): New.
5318 (gloog): Remove dead code. Early return if code cannot be
5319 generated. Call cleanup_tree_cfg once the scop has been code
5320 generated.
5321 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
5322 block loops with less than two loops.
5323 (graphite_apply_transformations): Remove the call to
5324 scop_remove_ignoreable_gbbs.
5325 (limit_scops): When build_scop_loop_nests fails, continue on
5326 the next scop. Fix open_scop.entry.
5327 (graphite_transform_loops): Call recompute_all_dominators: force the
5328 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
5329 Call initialize_original_copy_tables and free_original_copy_tables
5330 to be able to copy basic blocks during code generation.
5331 When build_scop_loop_nests fails, continue on next scop.
5332 (value_clast): New union.
5333 (clast_to_gcc_expression): Fix type cast warning.
5334
53352008-11-09 Sebastian Pop <sebastian.pop@amd.com>
5336
5337 * Merge from mainline (r140838:141727).
5338
53392008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
5340
5341 PR middle-end/37833
5342
5343 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
5344
53452008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
5346
5347 PR middle-end/37943
5348
5349 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
5350 exits and conditions.
45489e99 5351 * gcc.dg/graphite/pr37943.c: New.
2abae5f1
SP		 5352
53532008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
5354
5355 PR middle-end/37886
5356 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
5357
53582008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
5359
5360 * doc/invoke.texi: Fix spaces.
5361
53622008-10-22 Sebastian Pop <sebastian.pop@amd.com>
5363
5364 PR tree-optimization/37891
5365 Reverted last commit.
5366 * graphite.c (create_single_entry_edge): Set
5367 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
5368
53692008-10-21 Sebastian Pop <sebastian.pop@amd.com>
5370 Mitul Thakkar <mitul.thakkar@amd.com>
5371
5372 * graphite.c (create_single_entry_edge): Set
5373 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
5374
53752008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
5376
5377 * doc/invoke.texi: Add -fgraphite-identity.
5378 * graphite.c (graphite_apply_transformations): Check for
5379 -fgraphite-identity.
5380 * toplev.c (process_options): Add flag_graphite_identity.
5381 * tree-ssa-loop.c: Add flag_graphite_identity.
5382
53832008-10-14 Sebastian Pop <sebastian.pop@amd.com>
5384
5385 Undo changes from 2008-10-02:
5386 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
5387 operand type when copying the operand to a variable of different type.
5388 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
5389 with the IV name after increment.
5390
53912008-10-14 Sebastian Pop <sebastian.pop@amd.com>
5392 Harsha Jagasia <harsha.jagasia@amd.com>
5393
5394 PR tree-optimization/37828
45489e99 5395 * gcc.dg/graphite/pr37828.c: New.
2abae5f1
SP		 5396 * graphite.c (graphite_trans_loop_block): Do not loop block
5397 single nested loops.
5398
53992008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
5400 Sebastian Pop <sebastian.pop@amd.com>
5401
5402 * graphite.c (struct rename_map_elt, new_rename_map_elt,
5403 rename_map_elt_info, eq_rename_map_elts): New.
5404 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
5405 (expand_scalar_variables_expr): Change parameters.
5406 (expand_scalar_variables_stmt): Same.
5407 (expand_scalar_variables): Same.
5408 (graphite_rename_ivs): Rename graphite_rename_variables.
5409 (build_iv_mapping): New.
5410 (translate_clast): Call build_iv_mapping.
5411 * graphite.h (gbb_p): New name.
5412
54132008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
5414
5415 PR tree-optimization/37684
5416 * gcc.dg/graphite/pr37684.c: New.
5417 * graphite.c (exclude_component_ref): New.
5418 (is_simple_operand): Call exclude_component_ref.
5419
54202008-10-02 Jan Sjodin <jan.sjodin@amd.com>
5421 Harsha Jagasia <harsha.jagasia@amd.com>
5422
5423 PR tree-optimization/37485
5424 * gcc.dg/graphite/block-2.c: New
5425 * graphite.c (gmp_cst_to_tree): Moved.
5426 (iv_stack_entry_is_constant): New.
5427 (iv_stack_entry_is_iv): New.
5428 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
5429 (loop_iv_stack_insert_constant): New.
5430 (loop_iv_stack_pop): Use new datatpype.
5431 (loop_iv_stack_get_iv): Same.
5432 (loop_iv_stack_get_iv_from_name): Same.
5433 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
5434 (loop_iv_stack_patch_for_consts): New.
5435 (loop_iv_stack_remove_constants): New.
5436 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
5437 (translate_clast): Call loop_iv_stack_patch_for_consts and
5438 loop_iv_stack_remove_constants.
5439 (gloog): Use new datatype. Redirect construction edge to end
5440 block to avoid accidental deletion.
5441 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
5442 iv stack entry.
5443 (union iv_stack_entry_data): New. Data in iv stack entry.
5444 (struct iv_stack_entry): New. Datatype for iv stack entries.
5445
54462008-10-02 Sebastian Pop <sebastian.pop@amd.com>
5447
5448 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
5449 operand type when copying the operand to a variable of different type.
5450
54512008-10-02 Sebastian Pop <sebastian.pop@amd.com>
5452
5453 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
5454 with the IV name after increment.
5455
54562008-10-02 Sebastian Pop <sebastian.pop@amd.com>
5457
5458 * Merge from mainline (r140164:140838).
5459
54602008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5461
5462 * graphite-data-ref.c: New.
5463 * graphite.c (print_scop): Also dump the dependence graph.
5464 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
5465 (new_scop): Initialize SCOP_DEP_GRAPH.
5466 (build_scop_dynamic_schedules): New.
5467 (build_access_matrix_with_af): Fixed column numbering.
5468 (graphite_transform_loops): Call build_scop_dynamic_schedules.
5469 * graphite.h: Add ifndef/define guards against multiple inclusion.
5470 (struct scop): Add dep_graph field.
5471 (SCOP_DEP_GRAPH): Defined.
5472 (ref_nb_loops): Fixed and moved to other position.
5473 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
5474 (nb_loops_around_loop_in_scop): New.
5475 (graphite_dump_dependence_graph): Declared.
5476 (graphite_build_rdg_all_levels): Declared.
5477 (graphite_test_dependence): Declared.
5478 * Makefile.in (graphite-data-ref.o): New target.
5479
54802008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5481
5482 * Merge from mainline (139870:140164).
5483
54842008-09-01 Sebastian Pop <sebastian.pop@amd.com>
5485
5486 * Merge from mainline (138275:139870).
45489e99 5487 * gcc.dg/graphite/scop-matmult.c: XFailed as one of
2abae5f1
SP		 5488 the commits from trunk broke the niter detection.
5489
54902008-09-01 Sebastian Pop <sebastian.pop@amd.com>
5491
5492 * graphite.c: Add more documentation. Fix formatting.
5493 (debug_loop_vec, debug_oldivs, loop_iv_stack,
5494 loop_iv_stack_debug): Moved...
5495 (schedule_to_scattering): Move before use.
5496 (dot_all_scops): Include in "#if 0" the code for system
5497 call dotty.
5498
5499 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
5500 loop_iv_stack_debug): ...here.
5501
55022008-08-29 Jan Sjodin <jan.sjodin@amd.com>
5503
5504 * tree-phinodes.c (make_phi_node): Extern.
5505 (add_phi_node_to_bb): New.
5506 (create_phi_node): Call add_phi_node_to_bb.
5507 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5508 (remove_statement): Handle case where stored phi was updated
5509 and is no longer the same.
5510 * graphite.c (is_parameter): New.
5511 (is_old_iv): New.
5512 (expand_scalar_variables_expr): New.
5513 (expand_scalar_variables_stmt): New.
5514 (expand_scalar_variables): New.
5515 (move_phi_nodes): Create new phi instead of moving old one.
5516 (translate_clast): Call expand_scalar_variables.
5517 (find_vdef_for_var_in_bb): Also scan regular definitions.
5518 (skip_phi_defs): New.
5519 (collect_scop_exit_phi_args): New.
5520 (patch_scop_exit_phi_args): New.
5521 (gloog): Patch phis after scop.
5522 * tree-flow.h: (add_phi_node_to_bb): Declared.
5523 (make_phi_node): Declared.
5524
55252008-08-26 Sebastian Pop <sebastian.pop@amd.com>
5526
5527 * graphite.c (end_scop): Split the entry of the scop when it
5528 is the header of the loop in which the scop is ending.
5529 (build_scops_1, limit_scops): Update uses of end_scop.
5530
55312008-08-26 Sebastian Pop <sebastian.pop@amd.com>
5532
5533 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
5534 SCOP_ENTRY or SCOP_EXIT.
5535
55362008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5537
5538 * graphite.c (get_construction_edge): Removed.
5539 (gloog): Construction edge is the scop entry edge.
5540
55412008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5542
5543 * graphite.c (can_generate_for_scop): Removed.
5544 (gloog): Do not call it.
5545
55462008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5547
5548 * graphite.c (new_scop): Entry of a scop is an edge.
5549 Initialize SESE region.
5550 (free_scop): Free SESE region.
5551 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
5552 (split_difficult_bb): New, split from end_scop.
5553 (end_scop): Exit of a scop is an edge.
5554 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
5555 not automatically updated and thus is always wrong.
5556 * graphite.h (struct sese): New.
5557 (SESE_ENTRY): New.
5558 (SESE_EXIT): New.
5559 (struct scop): New field for a SESE region. Remove entry, exit.
5560 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
5561 semantics as before. Moved comment around.
5562
55632008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5564 Sebastian Pop <sebastian.pop@amd.com>
5565
5566 * graphite.c (graphite_transform_loops): Always enable gloog
5567 and find_transform when ENABLE_CHECKING.
5568
55692008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5570
5571 * graphite.c (graphite_transform_loops): Move pretty printer
5572 of SCOPs before doing any transform. Remove call to print_scops
5573 and dot_all_scops_1.
5574
55752008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5576
5577 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
5578 (print_graphite_bb): Same.
5579
55802008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5581
5582 * graphite.c (dot_all_scops_1): Cleanup.
5583 (move_scops): Fix comment.
5584
55852008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5586
5587 * graphite.c (build_scop_bbs): Revert commit 139355:
5588
5589 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5590 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5591
5592 * graphite.c (build_scop_bbs): Factor up code.
5593
55942008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5595
5596 * graphite.c (gloog): Update dominator info.
5597
55982008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5599
5600 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
5601
56022008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5603
5604 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
5605 initialization.
5606 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
5607 (translate_clast): Correct formatting.
5608 * graphite.h (struct num_map): Removed.
5609 (struct graphite_bb): Remove num_map field.
5610 (GBB_INDEX_TO_NUM_MAP): Removed.
5611
56122008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5613
5614 * graphite.c (build_access_matrix_with_af): Fix comments.
5615 (build_scop_data_accesses): Same.
5616
56172008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5618
5619 * graphite.c (build_scop_data_accesses): Don't construct
5620 access matrices. Add a FIXME and an assert condition that
5621 should pass when the access matrices will be needed.
5622
56232008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5624
5625 * tree-data-ref.c (stmt_simple_memref_p): Don't call
5626 really_constant_p.
5627 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
5628 Moved close by free_graphite_bb.
5629 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
5630 (new_scop): Move close by free_scop.
5631 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
5632
56332008-08-22 Jan Sjodin <jan.sjodin@amd.com>
5634
5635 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
5636 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
5637 instead of recursive call.
5638 (graphite_translate_clast_equation): New.
5639 (graphite_create_guard_cond_expr): New.
5640 (graphite_create_new_guard): New.
5641 (get_stack_index_from_iv): Removed.
5642 (graphite_rename_ivs_stmt): Use gbb_loop_index.
5643 (get_true_edge_from_guard_bb): New.
5644 (translate_clast): Handle stmt_guard in clast.
5645 (get_construction_edge): Allow construction edge detection for
5646 a scope entry with multiple predecessors if one predecessor is
5647 the immediate dominator of scope entry.
5648 (can_generate_code_stmt): Enable code generation for clast_guard.
5649 (gloog): Use correct context loop. Removed check for post dominators.
5650 * cfgloop.h (create_empty_if_region_on_edge): Declared.
5651
56522008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5653
5654 * graphite.c (remove_dead_loops): Document better which
5655 loops are removed.
5656
56572008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5658
5659 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
5660 and PPLINC.
5661 (graphite.o): Also depends on pointer-set.h.
5662
56632008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5664
5665 * graphite.c (scop_record_loop): Fix compile warning.
5666
56672008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
5668 Sebastian Pop <sebastian.pop@amd.com>
5669
5670 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
5671
56722008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5673
5674 * graphite.c (build_graphite_bb): Initialize bb->aux to
5675 point to the graphite_bb_p.
5676 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
5677 content of bb->aux.
5678 (add_bb_domains): Does not use the scop parameter.
5679 (graphite_transform_loops): Clean bb->aux at the end.
5680
56812008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5682 Sebastian Pop <sebastian.pop@amd.com>
5683
45489e99 5684 * lib/target-supports.exp
2abae5f1
SP		 5685 (check_effective_target_fgraphite): New.
5686
45489e99 5687 * gcc.dg/graphite/graphite.exp: Early exit when
2abae5f1
SP		 5688 check_effective_target_fgraphite returns false.
5689 Set dg-do-what-default to compile.
5690 (scan-graphite-dump-times): Removed.
45489e99 5691 * gfortran.dg/graphite/graphite.exp: Same.
2abae5f1 5692
45489e99 5693 * gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
2abae5f1 5694 Use scan-tree-dump-times instead of scan-graphite-dump-times.
45489e99
SP		 5695 * gcc.dg/graphite/scop-1.c: Same.
5696 * gcc.dg/graphite/scop-2.c: Same.
5697 * gcc.dg/graphite/scop-3.c: Same.
5698 * gcc.dg/graphite/scop-4.c: Same.
5699 * gcc.dg/graphite/scop-5.c: Same.
5700 * gcc.dg/graphite/scop-6.c: Same.
5701 * gcc.dg/graphite/scop-7.c: Same.
5702 * gcc.dg/graphite/scop-8.c: Same.
5703 * gcc.dg/graphite/scop-9.c: Same.
5704 * gcc.dg/graphite/scop-10.c: Same.
5705 * gcc.dg/graphite/scop-11.c: Same.
5706 * gcc.dg/graphite/scop-12.c: Same.
5707 * gcc.dg/graphite/scop-13.c: Same.
5708 * gcc.dg/graphite/scop-matmult.c: Same.
5709 * gcc.dg/graphite/scop-14.c: Same.
5710 * gcc.dg/graphite/scop-15.c: Same.
5711 * gcc.dg/graphite/block-0.c: Same.
5712 * gcc.dg/graphite/scop-16.c: Same.
5713 * gcc.dg/graphite/block-1.c: Same.
5714 * gcc.dg/graphite/scop-17.c: Same.
5715 * gcc.dg/graphite/scop-18.c: Same.
5716 * gfortran.dg/graphite/block-1.f90: Same.
5717 * gfortran.dg/graphite/scop-1.f: Same.
5718 * gfortran.dg/graphite/block-2.f: Same.
2abae5f1
SP		 5719
57202008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5721
5722 * graphite.c: Fix some XXX comments.
5723 (build_scop_dynamic_schedules): Removed.
5724
57252008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5726
5727 * graphite.h (scop_max_loop_depth): Moved...
5728 * graphite.c (scop_max_loop_depth): ...here.
5729 (remove_all_edges_1): New.
5730 (remove_all_edges): Factored code.
5731 (remove_cond_exprs): Check only the last statement for
5732 a GIMPLE_COND expression.
5733
57342008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5735
5736 * graphite.c (scan_tree_for_params): Early return when the
5737 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
5738 (find_scop_parameters): Factor out code.
5739 (graphite_trans_bb_strip_mine): Remove dead code.
5740
57412008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5742
5743 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
5744 graphite_trans_bb_move_loop): Factor asserts.
5745 (gloog): Perform sanity checks only for ENABLE_CHECKING.
5746 Do not call calculate_dominance_info and estimate_bb_frequencies.
5747
57482008-08-20 Jan Sjodin <jan.sjodin@amd.com>
5749
5750 * graphite.c (create_loops_mapping, free_loops_mapping,
5751 create_loops_mapping_num, debug_loop_mapping_1,
5752 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
5753 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
5754 graphite_loops_mapping_add_child_num,
5755 graphite_loops_mapping_insert_child,
5756 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
5757 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
5758 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
5759 create_num_from_index, get_num_from_index,
5760 swap_loop_mapped_depth): Removed.
5761 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
5762 (free_scop): Do not call free_loops_mapping.
5763 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
5764 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
5765 get_loop_mapped_depth.
5766 (graphite_trans_bb_move_loop): Do not update the loop mapping.
5767 (graphite_trans_bb_strip_mine): Same.
5768 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
5769 (struct scop): Remove field loops_mapping.
5770
57712008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5772 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5773
5774 * graphite.c (scop_record_loop): Factor out one level of the
5775 condition by early return.
5776 (build_scop_loop_nests): Format following FSF coding style.
5777 (build_scop_dynamic_schedules): Factor out code.
5778 (scopdet_bb_info): Reindent. Default case should not be reachable.
5779
57802008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5781 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5782
5783 * graphite.c (loop_affine_expr): Check for DECL_P or struct
5784 assignments that are not handled as simple operands for now.
5785
57862008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5787 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5788
5789 * graphite.c (build_scop_bbs): Factor up code.
5790
57912008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5792 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5793
5794 * graphite.c (stmt_simple_for_scop_p): Factor code out
5795 of the loop.
5796 (enum gbb_type): New. Group all the GBB_* types under it.
5797 (is_loop_exit): Moved...
5798 (end_scop): Enable BB spliting.
5799 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
5800 * cfgloop.h (is_loop_exit): Declared.
5801
58022008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5803
5804 * doc/invoke.texi: Remove strides from examples containing
5805 DO loops when the strides are equal to 1.
5806
58072008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
5808 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5809
5810 * graphite.c (graphite_trans_scop_block): Or the result with
5811 the result from graphite_trans_loop_block.
45489e99
SP		 5812 * gcc.dg/graphite/block-1.c: New.
5813 * gfortran.dg/graphite/block-1.f90: New.
5814 * gfortran.dg/graphite/block-2.f: New.
2abae5f1
SP		 5815
58162008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5817
5818 * graphite.c (graphite_transform_loops): Call cloog_initialize
5819 and cloog_finalize.
5820
58212008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5822
5823 * tree-data-ref.c) (stmt_simple_memref_p): New.
5824 * tree-data-ref.h (stmt_simple_memref_p): Declared.
5825 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
5826 (is_simple_operand): Call stmt_simple_memref_p.
5827
45489e99 5828 * gcc.dg/graphite/scop-matmult.c: Updated for not
2abae5f1
SP		 5829 using pointer arithmetic, as this is optimized by PRE and
5830 makes the code too difficult to analyze.
5831
45489e99 5832 * gcc.dg/graphite/scop-18.c: Same.
2abae5f1
SP		 5833
58342008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5835
5836 * gdbinit.in (pgg): New.
5837
58382008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5839
5840 * graphite.c (graphite_trans_loop_block): Fix warning.
5841
58422008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5843
5844 * graphite.c (graphite_trans_loop_block): Fix my merge error.
5845
58462008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5847
5848 * graphite.c (graphite_trans_bb_block): Remove check for
5849 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
5850 Check if loop blocking is profitable for every loop, before applying
5851 the changes.
5852 (graphite_apply_transformations): Call graphite_trans_bb_block only,
5853 if flag_loop_block is set.
5854
58552008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5856
5857 * graphite.c: Add some more documentation for the loop
5858 mapping.
5859
58602008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5861
5862 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
5863 * graphite.c: Format on less than 80 columns.
5864 * graphite.h: Same.
5865
58662008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5867
5868 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
5869
58702008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5871
5872 * doc/invoke.texi (floop-block, floop-strip-mine,
5873 floop-interchange): Update documentation with examples.
5874
58752008-08-13 Sebastian Pop <sebastian.pop@amd.com>
5876
5877 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
5878 add_referenced_var.
5879 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
5880
58812008-08-13 Sebastian Pop <sebastian.pop@amd.com>
5882
5883 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
5884 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
5885 * tree-scalar-evolution.c: Revert useless changes.
5886 * tree-phinodes.c: Same.
5887 * cfghooks.c: Same.
5888 * vec.h: Same.
5889 * tree-vectorizer.h: Same.
5890 * tree-flow.h: Same.
5891 * tree-cfg.c: Same.
5892 * common.opt (fgraphite): Update documentation.
5893
58942008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
5895
5896 * doc/invoke.texi (-floop-block, -floop-strip-mine,
5897 -floop-interchange): Add more text for explaining what each of these
5898 flags is doing.
5899 * tree-into-ssa.c (gimple_vec): Moved to...
5900 * graphite.c: Include gimple.h.
5901 (gimple_vec): Moved to...
5902 (del_loop_to_cloog_loop): Removed.
5903 (loop_affine_expr): Do not call create_data_ref when the
5904 operand is a constant.
5905 (new_scop): Use free instead of del_loop_to_cloog_loop.
5906 * Makefile.in (graphite.o): Depend on GIMPLE_H.
5907 * gimple.h (gimple_vec): ... here.
5908
59092008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5910
5911 * graphite.c (scopdet_bb_info): Only allow loops with known number of
5912 latch executions.
5913 (build_loop_iteration_domains): Fail, if latch executions unknown.
5914
59152008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5916
5917 * graphite.c (add_conditions_to_domain): New.
5918 (build_scop_conditions_1): Call add_conditions_to_domain.
5919 (set_cloog_options): Allow to disable optimizations.
5920
59212008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5922
5923 * graphite.c (find_params_in_bb): Look for parameters in conditions.
5924 Do not use walk_dominator_tree.
5925 (find_scop_parameters): Do not use walk_dominator_tree.
5926
59272008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5928
5929 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
5930 (idx_record_params): Adapt.
5931 * graphite.h (scop_gimple_loop_depth): New.
5932
59332008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5934
5935 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
5936 (scan_tree_for_params): Remove value_init.
5937 (build_scop_context): Remove value_init.
5938 (build_loop_iteration_domains): Remove value_init.
5939 (schedule_to_scattering): Remove value_init.
5940 (graphite_trans_bb_strip_mine): Remove value_init.
5941
59422008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5943
5944 * gcc/graphite.c (limit_scops): New.
5945 (graphite_transform_loops): Add limit SCoPs.
45489e99
SP		 5946 * gcc.dg/graphite/scop-0.c: Update number of SCoPs.
5947 * gcc.dg/graphite/scop-1.c: Update number of SCoPs.
5948 * gcc.dg/graphite/scop-10.c: Update number of SCoPs.
5949 * gcc.dg/graphite/scop-11.c: Update number of SCoPs.
5950 * gcc.dg/graphite/scop-12.c: Update number of SCoPs.
5951 * gcc.dg/graphite/scop-13.c: Update number of SCoPs.
5952 * gcc.dg/graphite/scop-14.c: Update number of SCoPs.
5953 * gcc.dg/graphite/scop-15.c: Update number of SCoPs.
5954 * gcc.dg/graphite/scop-16.c: Update number of SCoPs.
2abae5f1 5955 Change loop numbers.
45489e99 5956 * gcc.dg/graphite/scop-17.c: Update number of SCoPs.
2abae5f1 5957 Change loop numbers.
45489e99
SP		 5958 * gcc.dg/graphite/scop-18.c: Update number of SCoPs.
5959 * gcc.dg/graphite/scop-2.c: Update number of SCoPs.
5960 * gcc.dg/graphite/scop-3.c: Update number of SCoPs.
5961 * gcc.dg/graphite/scop-4.c: Update number of SCoPs.
5962 * gcc.dg/graphite/scop-5.c: Update number of SCoPs.
5963 * gcc.dg/graphite/scop-6.c: Update number of SCoPs.
5964 * gcc.dg/graphite/scop-7.c: Update number of SCoPs.
5965 * gcc.dg/graphite/scop-8.c: Update number of SCoPs.
5966 * gcc.dg/graphite/scop-9.c: Update number of SCoPs.
5967 * gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
2abae5f1
SP		 5968
59692008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5970
5971 * graphite.c (graphite_transform_loops): Call always find_transform.
5972
59732008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
5974
5975 * graphite.c (free_loops_mapping): New.
5976 (stmt_simple_for_scop_p): Fix typo.
5977 (stmt_simple_for_scop_p): Fix tuples functions, that
5978 broke polyhedron.
5979 (free_graphite_bb): Fix some memleaks.
5980 (free_scop): Fix some memleaks.
5981 (scopdet_bb_info): Do not forget some tmp SCoPs.
5982 (find_params_in_bb): Fix some memleaks.
5983 (clast_to_gcc_expression): Fix warning.
5984
59852008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
5986
45489e99
SP		 5987 * gcc.dg/graphite/scop-16.c: Fix for 32bit.
5988 * gcc.dg/graphite/scop-17.c: Fix for 32bit.
2abae5f1
SP		 5989
59902008-08-04 Sebastian Pop <sebastian.pop@amd.com>
5991
5992 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
5993 Move code ifdef-ed HAVE_cloog...
5994 * graphite.c: Include toplev.h.
5995 ... here.
5996 * Makefile.in (OBJS-common): Always build graphite.o.
5997 (BACKEND): Remove @GRAPHITE@.
5998 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
5999 (graphite.o): Depend on TOPLEV_H.
6000
60012008-08-04 Sebastian Pop <sebastian.pop@amd.com>
6002
6003 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
6004 Remove typo left from polylib to ppl conversion.
6005 * graphite.c (graphite_transforms): Use sorry instead of fatal.
6006
60072008-08-03 Sebastian Pop <sebastian.pop@amd.com>
6008
6009 * toplev.c (process_options): Move the graphite loop optimization
6010 flags...
6011 * tree-ssa-loop.c (graphite_transforms): ... here.
6012 When not configured with CLooG, print to dump_file that
6013 Graphite transforms were not performed.
45489e99 6014 * gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
2abae5f1 6015 New.
45489e99 6016 * gcc.dg/graphite/*.c: Updated all testcases to use
2abae5f1
SP		 6017 scan-graphite-dump-times.
6018
60192008-08-03 Sebastian Pop <sebastian.pop@amd.com>
6020
6021 * graphite.c (dot_scop, dot_all_scops): Do not call system.
6022 Do not open /tmp/scop.dot and /tmp/allscops.dot.
6023
60242008-08-02 Sebastian Pop <sebastian.pop@amd.com>
6025 Jan Sjodin <jan.sjodin@amd.com>
6026
6027 * configure: Regenerated.
6028 * omp-low.c (expand_omp_sections): Remove now unused code.
6029 * config.in (HAVE_polylib): Removed.
6030 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
6031 (PPLLIBS, PPLINC): Added.
6032 * graphite.c: Replace unsigned with int wherever possible.
6033 Don't access Cloog's data structures, but use accessor functions.
6034 Clast's stmt->type is now implemented as a vtable: change the
6035 switches of stmt->type into ifs.
6036 (polylib/polylibgmp.h): Don't include.
6037 (initialize_dependence_polyhedron,
6038 initialize_data_dependence_polyhedron, is_empty_polyhedron,
6039 statement_precedes_p, test_dependence, build_rdg_all_levels,
6040 dump_dependence_graph): Removed until this code is cleaned up
6041 or ported to Cloog.
6042 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
6043 (POLYLIBINC): Renamed PPLINC.
6044
60452008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
6046 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6047 Jan Sjodin <jan.sjodin@amd.com>
6048
6049 Finish the merge and tuplification of graphite.
6050
60512008-07-24 Sebastian Pop <sebastian.pop@amd.com>
6052 Jan Sjodin <jan.sjodin@amd.com>
6053
6054 Partial merge from mainline (138072:138275).
6055 * graphite.c still has to be tuplified.
6056
60572008-07-29 Jan Sjodin <jan.sjodin@amd.com>
6058
6059 * graphite.c (graphite_loops_mapping_max_loop_num): New.
6060 (create_num_from_index): New.
6061 (get_num_from_index): Also pass in the graphite BB.
6062 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
6063 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
6064 (graphite_trans_bb_strip_mine): Call create_num_from_index.
6065 (is_interchange_valid): Return false when failing.
6066 * graphite.h (struct num_map): New.
6067 (struct graphite_bb): New field num_map.
6068 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
6069
60702008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
6071
6072 * graphite.c (dump_gbb_conditions): Print also conditions like
6073 "if (a)". Remove dublicated code and use print_generic_expr ().
6074 (stmt_simple_for_scop_p): Only allow conditions we can handle
6075 {<, <=, >, >=}.
6076
60772008-07-25 Jan Sjodin <jan.sjodin@amd.com>
6078
6079 * graphite.h (struct scop): Removed new_ivs field.
6080 (SCOP_NEWIVS): Deleted.
6081 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
6082 clast_to_gcc_expression, graphite_create_new_loop):
6083 Removed use of new_ivs.
6084
60852008-07-25 Jan Sjodin <jan.sjodin@amd.com>
6086
6087 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
6088 create_loops_mapping_num, debug_loop_mapping_1): New.
6089 (debug_loop_mapping): Call debug_loop_mapping_1.
6090 (get_loop_mapping_for_num,
6091 graphite_loops_mapping_add_child,
6092 graphite_loops_mapping_add_child_num,
6093 graphite_loops_mapping_insert_child,
6094 graphite_loops_mapping_parent,
6095 split_loop_mapped_depth_for_num,
6096 loop_mapped_depth_split_loop): New.
6097 (increment_loop_mapped_depths): Removed.
6098 (swap_loop_mapped_depth_for_num): Reimplemented.
6099 (new_scop): Call create_loops_mapping.
6100 (scop_record_loop): Call graphite_loops_mapping_insert_child.
6101 (translate_clast): Pass the old loop father in parameter, and pass
6102 it to get_old_iv_from_ssa_name.
6103 (remove_edges_around_useless_blocks, can_generate_code_stmt,
6104 can_generate_code, can_generate_for_scop): New.
6105 (graphite_trans_bb_block): Returns false when it fails to transform.
6106 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
6107
61082008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6109
6110 Reverted all the changes related to the streamization and
6111 loop fusion.
6112 These changes are now tracked in the streamization branch.
6113
61142008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6115 Jan Sjodin <jan.sjodin@amd.com>
6116
6117 * graphite.c (gbb_compare): Correctly constify.
6118 (gbb_can_be_ignored): Indent.
6119 (graphite_trans_scop_swap_1and2): Add legality check.
6120 Remove dead FIXMEs.
6121
61222008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6123
6124 Remove fallouts from "Reverted the Condate changes".
6125 * tree.h: Remove unused decl.
45489e99 6126 * gcc.dg/tree-checker: Same.
2abae5f1
SP		 6127 * timevar.def: Remove counter.
6128
61292008-07-24 Sebastian Pop <sebastian.pop@amd.com>
6130
6131 * Merge from mainline (135673:138072).
6132
6133 Reverted the MIRO changes (from 2008-04-05) that are now
6134 tracked in the miro branch.
6135 * tree-bounds.c: Removed.
6136 * tree-bounds.h: Removed.
6137
6138 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
6139 are now tracked in the condate branch.
6140 * tree-check.c: Removed.
6141 * tree-match.c: Removed.
6142 * condate.y: Removed.
6143
61442008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6145
6146 * common.opt: New user flag -floop-block, -floop-strip-mine
6147 and -floop-interchange.
6148 * toplev.c (process_options): Enable -fgraphite pass if any one of the
6149 graphite loop optimization flags is turned on.
6150 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
6151 flag_loop_strip_mine and flag_loop_interchange checks before
6152 optimizations.
6153 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
6154 -floop-strip-mine and -floop-interchange.
45489e99 6155 * gcc.dg/graphite/block-0.c: Add -floop-block and remove
2abae5f1 6156 -fgraphite.
45489e99
SP		 6157 * gcc.dg/graphite/scop-16.c: Ditto.
6158 * gcc.dg/graphite/scop-17.c: Ditto.
6159 * gcc.dg/graphite/scop-18.c: Ditto.
2abae5f1
SP		 6160
61612008-07-23 Jan Sjodin <jan.sjodin@amd.com>
6162 Sebastian Pop <sebastian.pop@amd.com>
6163
6164 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
6165 (create_empty_loop_on_edge): More fixes.
6166 * tree-phinodes.c (resize_phi_node): Extern.
6167 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
6168 * cfghooks.c (update_dominator_information): New split from
6169 split_edge.
6170 * tree-vectorizer.c (rename_variables_in_bb): Extern.
6171 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
6172 successor of the function entry block.
6173
6174 * graphite.c: Include pointer-set.h.
6175 (debug_loop_mapping, increment_loop_mapped_depths,
6176 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
6177 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
6178 swap_loop_mapped_depth_for_num, get_num_from_index,
6179 swap_loop_mapped_depth, loop_iv_stack_debug,
6180 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
6181 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
6182 get_old_iv_from_ssa_name): New.
6183 (new_scop): Initialize SCOP_LOOPS_MAPPING.
6184 (free_scop): Free SCOP_LOOPS_MAPPING.
6185 (scop_record_loop): Record old ivs.
6186 (create_var_name): Removed.
6187 (initialize_cloog_names): Allocate double space in case strip mine
6188 applies to all loops once.
6189 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
6190 (clast_to_gcc_expression): Same. Implement more clast to gimple
6191 translation.
6192 (graphite_create_new_loop): Pass in ivstack.
6193 (remove_all_edges): Pass in the construction_edge.
6194 (graphite_remove_iv): Removed.
6195 (graphite_rename_ivs, graphite_rename_ivs_stmt,
6196 remove_cond_exprs): Rewritten.
6197 (move_phi_nodes): New.
6198 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
6199 (translate_clast): Pass in ivstack. Rewrite some cases.
6200 (set_cloog_options, debug_clast_stmt): New.
6201 (find_transform): Use set_cloog_options.
6202 (outermost_loop_layer): Removed.
6203 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
6204 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
6205 mark_old_loops, remove_dead_loops): New.
6206 (gloog): Rewritten.
6207 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
6208 (const_column_index, get_first_matching_sign_row_index,
6209 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
6210 get_upper_bound): New.
6211 (graphite_trans_bb_strip_mine): Also update the iv map.
6212
6213 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
6214 (struct name_tree): Add a loop field.
6215 (struct scop): Add a graphite_loops_mapping field.
6216 (SCOP_LOOPS_MAPPING): New.
6217 (debug_clast_stmt): Declare.
6218 * lambda.h (find_induction_var_from_exit_cond): Declare.
6219 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
6220 * cfgloop.h (update_dominators_in_loop): Removed declaration.
6221 (create_empty_loop_on_edge): Updated.
6222 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
6223 rename_variables_in_bb): Declare.
6224 * tree-cfg.c (remove_bb): Extern.
6225
45489e99 6226 * gcc.dg/graphite/block-0.c: New.
2abae5f1
SP		 6227
62282008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6229 Sebastian Pop <sebastian.pop@amd.com>
6230
6231 * graphite.c (strip_mine_profitable_p): New.
6232 (graphite_trans_bb_block): Disable strip mining if not profitable.
6233
45489e99
SP		 6234 * gcc.dg/graphite/scop-18.c: New.
6235 * gcc.dg/graphite/scop-17.c: Fixed.
6236 * gcc.dg/graphite/scop-16.c: Fixed.
2abae5f1
SP		 6237
62382008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
6239 Jan Sjodin <jan.sjodin@amd.com>
6240 Sebastian Pop <sebastian.pop@amd.com>
6241
6242 * graphite.c (is_interchange_valid): New.
6243 (graphite_trans_bb_block): Check loop nest of basic block for legality
6244 of interchange.
6245
6246 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
6247 outer_most_loop, gbb_outer_most_loop_index): New.
6248
6249 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
6250 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
45489e99
SP		 6251 * gcc.dg/graphite/scop-16.c: New.
6252 * gcc.dg/graphite/scop-17.c: New.
2abae5f1
SP		 6253
62542008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
6255
6256 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
6257 (graphite_trans_scop_block): Ignore SCoPs without bbs.
6258
62592008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
6260
6261 * graphite.c (new_scop): Initialize SCOP_EXIT.
6262 (scopdet_info): Add.
6263 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
6264 (build_scops_1): Cleanup, bugfixes.
6265 (build_scops): Cleanup.
6266
45489e99
SP		 6267 * gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
6268 * gcc.dg/graphite/scop-15.c: Add SCoP numbers.
2abae5f1
SP		 6269
62702008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
6271
45489e99 6272 * gfortran.dg/graphite/scop-1.f: Update to reduced test case.
2abae5f1 6273
45489e99 6274 * gfortran.dg/graphite/graphite.exp: Use
2abae5f1
SP		 6275 DEFAULT_GRAPHITE_FLAGS.
6276
45489e99 6277 * gcc.dg/graphite/scop-15.c: Update to reduced test case.
2abae5f1
SP		 6278
62792008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
6280
6281 * graphite.c (scan_tree_for_params): Do not assert any more if
6282 MULT_EXPR parameter is negative.
6283
45489e99 6284 * gfortran.dg/graphite/scop-1.f: New.
2abae5f1 6285
45489e99 6286 * gfortran.dg/graphite/graphite.exp: New.
2abae5f1 6287
45489e99 6288 * gcc.dg/graphite/scop-15.c: New.
2abae5f1
SP		 6289
62902008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
6291
6292 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
6293
62942008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
6295
6296 * graphite.c (graphite_trans_bb_swap_loops): Rename from
6297 graphite_swap_loops.
6298 (graphite_trans_bb_move_loop): New.
6299 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
6300 (graphite_trans_bb_block): New.
6301 (graphite_trans_loop_block): New.
6302 (graphite_trans_scop_swap_1and2): Rename from
6303 graphite_trans_swap_1and2.
6304 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
6305 (graphite_trans_scop_block): New.
6306 (graphite_apply_transformations): Rename from
6307 graphite_transformations.
6308
45489e99 6309 * gcc.dg/graphite/scop-matmult.c: New.
2abae5f1
SP		 6310
63112008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
6312
6313 * graphite.c (gbb_compare): New.
6314 (graphite_sort_gbbs): New.
6315 (gbb_can_be_ignored): New.
6316 (scop_remove_ignoreable_gbbs): New.
6317 (graphite_transformations): Cleanup and add
6318 scop_remove_ignoreable_gbbs.
6319 * lambda.h (lambda_vector_compare): New.
6320
63212008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
6322
6323 * graphite.c (print_graphite_bb): Correct printing of static schedule.
6324 (graphite_swap_loops): int -> unsigned
6325 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
6326 (graphite_transformations): New.
6327 (graphite_transform_loops): Move to graphite_transformations.
6328 * graphite.h (gbb_nb_loops): Return unsigned.
6329
63302008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
6331
6332 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
6333 the domain matrix. This makes scop-0.c work again.
6334
63352008-06-20 Richard Guenther <rguenther@suse.de>
6336
6337 * graphite.h: Adjust copyright to GPLv3.
6338 * graphite.c: Likewise.
6339 (stmt_simple_memref_for_scop_p): Split out from ...
6340 (stmt_simple_for_scop_p): ... here. Fix handling of calls
6341 and simplify.
6342 (get_bb_type): Optimize.
6343 (is_pred): Remove.
6344 (is_bb_addable): Fix memleak, replace is_pred call with
6345 single_pred.
6346 (build_scops): Use current_loops.
6347 (param_index): Fix memleak.
6348
63492008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6350
6351 * graphite.c: Fix formatting.
6352
63532008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6354
6355 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
6356 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
6357 (create_var_name, save_var_name): Newly defined functions.
6358 (initialize_cloog_names): Part of the code factored out to
6359 save_var_name.
6360 (clast_to_gcc_expression): Now handles the case of clast_red_sum
6361 in clast_reduction statement.
6362 (graphite_create_new_loop): Now takes a new parameter
6363 for outer_loop.
6364 (translate_clast): Now also takes the context_loop and bb_exit
6365 parameters. Rewritten the code so that it creates a gimple code
6366 inside the given context.
6367 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
6368 remove_cond_expr, disconnect_cond_expr,
6369 disconnect_virtual_phi_nodes): Newly defined functions.
6370 * graphite.h (struct scop): added old_ivs vector.
6371 SCOP_OLDIVS: New macro.
6372
63732008-06-19 Sebastian Pop <sebastian.pop@amd.com>
6374
6375 * cfgloopmanip.c: Add missing function comments, fix formatting.
6376
63772008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6378
6379 * cfgloopmanip.c (update_dominators_in_loop): Defined.
6380 (create_empty_loop_on_edge): Defined.
6381 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
6382 instead of void.
6383 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
6384 (update_dominators_in_loop): Declared as extern
6385 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
6386
63872008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
6388
6389 * graphite.c (print_graphite_bb): Allow changing number of loops
6390 in SCoP domain.
6391 (initialize_cloog_names): Allow changing number of loops.
6392 (build_cloog_prog): Simplify.
6393 (find_transform): Enable cloog option --strides.
6394 (graphite_swap_loops): New.
6395 (graphite_strip_mine_loop): New.
6396 (graphite_trans_swap_1and2): New.
6397 (graphite_trans_strip): New.
6398 (graphite_transform_loops): Add graphite_trans_strip.
6399 * graphite.h (scop_max_loop_depth): New.
6400
64012008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
6402
6403 * graphite.c (build_scop_iteration_domain): Remove forgotten
6404 line. (Fixes compile)
6405
64062008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
6407
6408 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
6409 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
6410 (build_bb_loops): New.
6411 (graphite_transform_loops): Add build_bb_loops.
6412 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
6413 numbers.
6414 * graphite.h (graphite_bb): Add loops.
6415 (gbb_nb_loops): New.
6416 (gbb_loop_at_index): New.
6417 (gbb_loop_index): New.
6418 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
6419 using nb_params_in_scop.
6420
64212008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
6422
6423 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
6424 (build_scop_canonical_schedules): Build minimized schedule.
6425 (schedule_to_scattering): Adapt to minimized schedule.
6426 * graphite.h (graphite_bb): Add/Update descriptions.
6427
64282008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
6429 Tobias Grosser <grosser@fim.uni-passau.de>
6430
6431 * graphite.c (print_graphite_bb): Add condition printing.
6432 (dump_value): New.
6433 (dump_gbb_conditions): New.
6434 (build_scop_conditions_1): New.
6435 (build_scop_conditions): New.
6436 * graphite.h (graphite_bb): Add conditions.
6437
64382008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
6439
6440 * graphite.c (print_graphite_bb):
6441 (free_graphite_bb): New.
6442 (free_scop): Free bbs.
6443 (get_bb_type): Free doms.
6444 (build_scop_context): Free context matrix.
6445 (build_loop_iteration_domains): Remove unused code.
6446 (build_cloog_prog): Free scattering function and blocklist.
6447 (find_transform): Free options.
6448
64492008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
6450
6451 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
6452 Remove unnecessery cloog data structures. Make a copy of the domain
6453 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
6454 unnecessary cloog data structures. Fix memory leaks. Remove insert
6455 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
6456 used.
6457 (build_scop_iteration_domain): Remove unnecessary cloog
6458 data structures. Fix memory leaks.
6459 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
6460 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
6461
64622008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
6463
6464 * graphite.c (find_scop_params): Remove initialize_cloog_names.
6465
64662008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
6467
6468 * graphite.c (end_scop): Style fix.
6469 (schedule_to_scattering): Style and comment fix.
6470
64712008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
6472 * graphite.c (print_graphite_bb): Fix definiton of
6473 schedule_to_scattering.
6474 (initialize_cloog_names): Change nb_scattdims to max loop
6475 depth in SCoP.
6476 (schedule_to_scattering): Take parameter for number of scattering
6477 dimensions.
6478 (build_cloog_prog): Only build as much scattering dimensions as
6479 necessary.
6480
64812008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
6482
6483 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
6484 in polyhedron/aermod.f90.
6485
64862008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
6487 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
6488 Harsha Jagasia <harsha.jagasia@amd.com>
6489
6490 * graphite.c (is_bb_addable): Fix segfault.
6491
64922008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
6493
6494 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
6495 with multiple exits and conditional handling in edge cases.
6496 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
6497
45489e99 6498 * gcc.dg/graphite/scop-14.c: New.
2abae5f1
SP		 6499
65002008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
6501 Adrien Eliche <aeliche@isty.uvsq.fr>
6502
6503 * graphite.c (is_bb_addable): Add more comments and enhance
6504 readablity of the source code. Fix memory leak.
6505 (is_loop_exit): Fix memory leak.
6506
65072008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
6508
6509 * graphite.c (first_loop_in_scop): Deleted.
6510 (setup_cloog_loop): Only walk the loop chain for inner loops.
6511 (build_scop_iteration_domain): Execute setup_cloog_loop for
6512 all loops in the first layer.
6513
65142008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
6515
6516 * graphite.c (scan_tree_for_params): Change the way params are
6517 added to be indepenent of the number of loops.
6518 (setup_cloog_loop): Revert to short matrix format. Fix parameter
6519 handling.
6520 (build_cloog_prog): Revert to short matrix format.
6521
65222008-06-05 Sebastian Pop <sebastian.pop@amd.com>
6523 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
6524
6525 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
6526 warning.
6527
65282008-06-05 Sebastian Pop <sebastian.pop@amd.com>
6529
6530 * graphite.c (nb_data_refs_in_scop): New.
6531 (graphite_transform_loops): Print more stats: number of
6532 loops, basic blocks and data references per scop.
6533
65342008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6535 Jan Sjodin <jan.sjodin@amd.com>
6536
6537 * graphite.c (loop_affine_expr, idx_record_params,
6538 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
6539 instead of instantiate_parameters.
6540
65412008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6542
6543 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
6544 add support for parameters, add STATIC_SCHEDULE at the right places,
6545 cleanup.
6546
65472008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6548
6549 * graphite.c (build_scop_loop_nests): Only add the loops, that
6550 are contained completely in the SCoP.
6551 (build_cloog_prog): Disable scattering, until schedule_to_scattering
6552 and the domains are fixed.
6553 (build_scop_canonical_schedules): Add support for bbs not contained
6554 in any SCoP.
6555
65562008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6557
6558 * graphite.h (scop_contains_loop): Update comments to match
6559 the actual behavior.
6560 (scop_contains_loop): New.
6561 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
6562
65632008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6564
6565 * graphite.c (get_bb_type): On function body, i.e. loop_0,
6566 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
6567 as GBB_COND_HEADER.
6568
65692008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6570 Tobias Grosser <grosser@fim.uni-passau.de>
6571
6572 * graphite.c (graphite_transform_loops): Early return when
6573 there are no loops in the function.
6574
65752008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6576 Jan Sjodin <jan.sjodin@amd.com>
6577
6578 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
6579 offset of the last loop.
6580 (setup_cloog_loop): Copy the entire outer constraint matrix.
6581
65822008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6583 Jan Sjodin <jan.sjodin@amd.com>
6584
6585 * graphite.c (stmt_in_scop_p, function_parameter_p,
6586 invariant_in_scop_p): Removed.
6587 (scan_tree_for_params): Can be used with no constraint
6588 matrix for gathering parameters.
6589 (idx_record_params): Don't use idx_record_param, instead use
6590 scan_tree_for_params.
6591 (find_scop_parameters): Same.
6592 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
6593 Fix the size of loop domains.
6594 (schedule_to_scattering): Exit when the outer loop is not in scop.
6595 (find_transform): Enable build_cloog_prog.
6596
65972008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6598 Jan Sjodin <jan.sjodin@amd.com>
6599
6600 * graphite.c (schedule_to_scattering): Make scattering domains
6601 uniformly of the same size, as required by CLooG 0.14.0 and before.
6602
66032008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6604 Jan Sjodin <jan.sjodin@amd.com>
6605
6606 * graphite.c (schedule_to_scattering): Rewrite, correct the
6607 translation of the scheduling function to scattering.
6608 (build_cloog_prog): Call schedule_to_scattering only once.
6609 * graphite.h (scop_loop_index): Do not fail for loops not
6610 in the scop: return -1.
6611
66122008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
6613
6614 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
6615 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
6616 (setup_cloog_loop): Export GBB_DOMAIN.
6617 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
6618 able to rebuild the original control flow.
6619 * graphite.h (graphite_bb): Add domain field and access macro.
6620 (GBB_DOMAIN): New.
6621
66222008-05-30 Sebastian Pop <sebastian.pop@amd.com>
6623
6624 * graphite.c (debug_gbb): New.
6625 (print_scop, build_graphite_bb): Use SCOP_BBS.
6626 (build_scop_bbs): Reimplemented.
6627 (dfs_bb_in_scop_p): Removed.
6628 (build_scop_loop_nests): Reorder loops inserted in
6629 SCOP_LOOP_NEST: outer loops should come first.
6630 (build_scop_canonical_schedules): Reinitialize at zero
6631 the components of the SCOP_STATIC_SCHEDULE for the loops
6632 that have already been parsed.
6633
6634 * graphite.h (debug_gbb): Declared.
6635
66362008-05-30 Sebastian Pop <sebastian.pop@amd.com>
6637 Jan Sjodin <jan.sjodin@amd.com>
6638
6639 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
6640 (graphite_loop_to_gcc_loop): Removed.
6641 (remove_all_edges): New.
6642 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
6643 (gloog): Remove useless code.
6644
66452008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
6646
6647 * graphite.c (get_bb_type): Reworked. We distinguish between
6648 loops with one or multiple exits.
6649 (is_loop_exit): New.
6650 (is_pred): New.
6651 (is_bb_addable): Rework condition handling, now support for case
6652 case statements and loops with multiple exits.
6653
45489e99
SP		 6654 * gcc.dg/graphite/scop-11.c: New.
6655 * gcc.dg/graphite/scop-12.c: New.
6656 * gcc.dg/graphite/scop-13.c: New.
2abae5f1
SP		 6657
66582008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
6659
6660 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
6661 we have too many colors.
6662
66632008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
6664
6665 * doc/invoke.texi (-ftree-loop-fusion): Document.
6666 * tree-pass.h (pass_loop_fusion): Declared.
6667 * tree-loop-fusion.c: New.
6668 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
6669 * tree-data-ref.c (find_data_references_in_loop): Make extern.
6670 * tree-data-ref.h (find_data_references_in_loop): Declared.
6671 * common.opt (ftree-loop-fusion): Declared.
6672 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
6673
66742008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6675
6676 * graphite.c (build_access_matrix): Fix typo from the merge.
6677
66782008-05-20 Sebastian Pop <sebastian.pop@amd.com>
6679
6680 * Merge from mainline (130800:135673).
6681
66822008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6683
6684 * graphite.c (end_scop): The exit of the scop is not part of the scop.
6685 Update dominators after splitting.
6686
66872008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6688
6689 * graphite.c (is_bb_addable): Return the harmful statement.
6690 Factor up some code.
6691 (end_scop): New. Splits end of scope bbs on a harmful statement.
6692 (build_scops_1): Call end_scop.
6693
66942008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6695
6696 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
6697 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
6698 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
6699 build_scops_1): Removed.
6700 (build_scops_2): Renamed build_scops_1.
6701
67022008-05-06 Sebastian Pop <sebastian.pop@amd.com>
6703
6704 * graphite.c: Fix formatting.
6705
67062008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6707
6708 * graphite.c (get_bb_type): New.
6709 (move_scops): New.
6710 (build_scops_2): New.
6711 (is_bb_addable): New.
6712 (build_scops): Switch the scop detection.
6713 (build_scop_bbs): Add entry bb to scop.
6714 * graphite.h (struct scop): Update comment.
6715
67162008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6717
6718 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
6719 more colors.
6720
67212008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6722
45489e99
SP		 6723 * gcc.dg/graphite/scop-1.c: Update.
6724 * gcc.dg/graphite/scop-2.c: Update.
6725 * gcc.dg/graphite/scop-4.c: Update.
6726 * gcc.dg/graphite/scop-5.c: Add.
6727 * gcc.dg/graphite/scop-6.c: Add.
2abae5f1
SP		 6728
67292008-05-06 Sebastian Pop <sebastian.pop@amd.com>
6730
45489e99
SP		 6731 * gcc.dg/graphite/scop-0.c: Add.
6732 * gcc.dg/graphite/scop-7.c: Add.
6733 * gcc.dg/graphite/scop-8.c: Add.
6734 * gcc.dg/graphite/scop-9.c: Add.
6735 * gcc.dg/graphite/scop-10.c: Add.
2abae5f1
SP		 6736
67372008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6738
6739 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
6740 Check affine expressions depending on the outermost loop
6741 instead of a scop.
6742 (stmt_simple_for_scop_p): Same.
6743 (harmfule_stmt_in_scop): Same.
6744
67452008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
6746
6747 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
6748 mark entry and exit, that are not part of the SCoP and update HTML
6749 formatting.
6750
67512008-04-25 Sebastian Pop <sebastian.pop@amd.com>
6752
6753 * graphite.c (basic_block_simple_for_scop_p): Renamed
6754 harmful_stmt_in_bb.
6755 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
6756 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
6757 (all_preds_visited_p, all_succs_visited_p,
6758 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
6759 scop_end_loop): New.
6760 (build_scops): Do not use dfs_enumerate_from.
6761
45489e99 6762 * gcc.dg/graphite/scop-{1,2,4}.c: Updated.
2abae5f1
SP		 6763
67642008-04-23 Sebastian Pop <sebastian.pop@amd.com>
6765
6766 * graphite.c: Add comments to functions that are missing a
6767 description.
6768 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
6769
67702008-04-23 Sebastian Pop <sebastian.pop@amd.com>
6771
6772 * graphite.c (nb_params_in_scop): Moved...
6773 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
6774 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
6775 (clast_to_gcc_expression): Reduce column size to less than 80.
6776 (graphite_create_iv): Return the new name of the IV.
6777 (find_transform): Set options->esp and options->cpp.
6778 (gloog): Comment out the invalidation of the old loop code.
6779 (initialize_dependence_polyhedron): Replace scop_nb_params with
6780 nb_params_in_scop.
6781
6782 * graphite.h (nb_params_in_scop): ... here.
6783 (scop_nb_params): Removed.
6784 (loop_domain_dim): Return something even when the loop was not
6785 found in the hash table: avoid ICEing on all the graphite.exp
6786 testcases.
6787
67882008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6789
6790 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
6791
6792 * graphite.c (build_scop_dynamic_schedules): Schedule is built
6793 according to nesting level.
6794 (find_scop_parameters): Call instantiate_parameters.
6795 (scan_tree_for_params): Extend it to handle general affine bounds.
6796 Inner loop bound can depend on outer loop induction variable.
6797 (setup_cloog_loop): tmp variable is allocated on stack. Call
6798 instantiate_parameters with respect to outermost_loop_in_scop.
6799 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
6800 graphite.h.
6801 (create_empty_loop): Function loopify should be given edge
6802 probability, instead of edge frequency. Dominance relation from
6803 switch_bb to loop_header.
6804 (clast_to_gcc_expression): Added handling of clast_reduction node.
6805 (gloog): New functionality for removing old loop.
6806 (test_dependence): Factored out from build_rdg_all_levels.
6807 (build_rdg_all_levels): Dependence testing factored out to
6808 test_dependence function.
6809
6810 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
6811 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
6812 from graphite.c
6813
68142008-04-07 Sebastian Pop <sebastian.pop@amd.com>
6815
6816 * graphite.c (free_scop, param_index, initialize_cloog_names,
6817 nb_params_in_scop): Use name_tree map instead of just a tree
6818 for keeping track of the variable name associated to that tree.
6819 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
6820 clast_to_gcc_expression, graphite_create_iv,
6821 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
6822 graphite_stmt_to_gcc_stmt): New.
6823 (gloog): Call these.
6824 * graphite.h (struct name_tree): New.
6825 (struct scop): Use name_tree instead of tree for params.
6826 Store a vector of name_tree for new_ivs.
6827 (SCOP_NEWIVS): New.
6828 (scop_nb_params): Use name_tree instead of tree.
6829
68302008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
6831 Sebastian Pop <sebastian.pop@amd.com>
6832
6833 * tree-bounds.c: New.
6834 * tree-bounds.h: New.
6835 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
6836 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
6837 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
6838 flag_mudflap.
6839 * gcc.c: Same.
6840 * toplev.c: Same.
6841 * c-cppbuiltin.c: Same.
6842 * c-pragma.c: Same.
6843 * common.opt: Same.
6844 * varasm.c: Same.
6845 * tree-outof-ssa.c: Same.
6846 * c-common.c: Same.
6847 * Makefile.in: Same.
6848
68492008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
6850 Sebastian Pop <sebastian.pop@amd.com>
6851
6852 * tree-loop-distribution.c (remaining_stmts,
6853 upstream_mem_writes): Removed static variables.
6854 (copy_loop_before, create_bb_after_loop,
6855 mark_nodes_having_upstream_mem_writes, free_rdg_components,
6856 rdg_build_components, rdg_build_partitions,
6857 dump_rdg_partitions): Extern.
6858 (generate_loops_for_partition, generate_code_for_partition): Do not
6859 return a bool.
6860 (already_processed_vertex_p, predecessor_has_mem_write,
6861 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
6862 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
6863 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
6864 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
6865 Pass remaining_stmts and upstream_mem_writes as parameters.
6866 (rdg_component): Moved...
6867 (build_rdg_partition_for_component): Do not aggregate components when
6868 flag_streamize_loops is set.
6869 (gen_sequential_loops): New.
6870 (ldist_gen): Call gen_sequential_loops.
6871
6872 * tree-pass.h (pass_loop_streamization): Declared.
6873
6874 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
6875 basic blocks when loops structures exist.
6876
6877 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
6878
6879 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
6880
6881 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6882 eliminate_local_variables_stmt, eliminate_local_variables,
6883 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6884 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6885 of code delimited by two edges in the CFG.
6886 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6887 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6888 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6889 the case of parallelisation of reductions.
6890 (create_loop_fn): Extern.
6891 (create_omp_parallel_region): New.
6892
6893 * tree-data-ref.c (dump_data_dependence_relation): Don't call
6894 dump_data_reference for printing dra and drb.
6895 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
6896 RDGE_RELATION.
6897 (build_rdg): Don't call free_dependence_relations for the moment, as
6898 we attach dependence relations on each edge of the RDG.
6899 To be fixed later.
6900
6901 * tree-data-ref.h (rdg_component): ...here.
6902 (struct rdg_edge): New field ddr_p relation.
6903 (RDGE_RELATION): New.
6904 (create_bb_after_loop, copy_loop_before,
6905 mark_nodes_having_upstream_mem_writes, rdg_build_components,
6906 rdg_build_partitions, dump_rdg_partitions,
6907 free_rdg_components): Declared.
6908
6909 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
6910 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
6911
6912 * tree-loop-streamization.c: New.
6913
6914 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
6915 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
6916
6917 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
6918
6919 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6920
6921 * passes.c: Schedule pass_loop_streamization.
6922
69232008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
6924
6925 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
6926 update comment.
6927
69282008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
6929
6930 * graphite.c (dot_all_scops): Update formatting.
6931 Bbs can now be part of more than one SCoP.
6932
69332008-03-04 Sebastian Pop <sebastian.pop@amd.com>
6934
6935 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
6936 malloc problems.
6937 (loop_domain_dim): Check for unregistered toplev SCOP loop.
6938 * graphite.h (loop_to_cloog_loop): New.
6939
69402008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6941
6942 * graphite.c (loop_domain_dim, ref_nb_loops,
6943 loop_iteration_vector_dim): New.
6944 (build_access_matrix_with_af, build_access_matrix,
6945 initialize_dependence_polyhedron): Fixed for new matrix layout.
6946 No longer assume that all iteration domains are of the same
6947 dimensionality.
6948
69492008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6950
6951 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6952 defined in a loop at depth 0 is invariant.
6953 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6954 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6955 be called at loop depth 0.
6956
6957 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
6958 a parameter.
6959 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
6960 (down_open_scop): Removed.
6961 (loop_in_scop_p): Redefined.
6962 (scop_affine_expr): New argument: scop.
6963 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
6964 a harmful statement ending a scop.
6965 (basic_block_simple_for_scop_p): New argument: scop.
6966 (get_loop_start): Removed.
6967 (new_scop): Initialize SCOP_LOOPS.
6968 (free_scop): Free SCOP_LOOPS.
6969 (succs_at_same_depth, preds_at_same_depth): New.
6970 (end_scop): Test the validity of a scop.
6971 (add_dominators_to_open_scops): New.
6972 (test_for_scop_bound): Call add_dominators_to_open_scops.
6973 Add cases for opening and closing multiple scops.
6974 (build_scops, build_scop_bbs): Iterate over basic blocks in
6975 depth first order.
6976 (build_graphite_bb): Pass scop directly.
6977 (dfs_bb_in_scop_p): New.
6978 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
6979 several times.
6980 (nb_loops_around_gb): Use loop_in_scop_p.
6981 (schedule_to_scattering): Disabled for the moment the code computing
6982 the "textual order for outer loop".
6983
6984 * graphite.h (struct scop): New field loops.
6985 (SCOP_LOOPS): New.
6986 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
6987
45489e99 6988 * gcc.dg/graphite/scop-{1,...,7}.c: Updated.
2abae5f1
SP		 6989
69902008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
6991 Sebastian Pop <sebastian.pop@amd.com>
6992
6993 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
6994 * common.opt (fstreamize-loops): New.
6995 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
6996 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
6997 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
6998 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
6999
70002008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7001
7002 * tree-data-ref.c (build_empty_rdg): New.
7003 (build_rdg): Use it.
7004 * tree-data-ref.h (build_empty_rdg): Declared.
7005 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
7006 (find_vertex_for_stmt): Removed.
7007 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
7008
70092008-02-21 Sebastian Pop <sebastian.pop@amd.com>
7010
7011 * tree-loop-distribution.c (generate_builtin): After cancelling the
7012 loop tree, also delete basic blocks.
7013 (rdg_flag_uses): Stop recursion when a vertex has already been
7014 processed.
7015
70162008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7017
7018 * graphite.c (build_scop_alpha): Removed.
7019 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
7020 and dump_dependence_graph to avoid compiler warnings.
7021
70222008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7023
7024 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
7025 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
7026 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7027 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
7028 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
7029 (initialize_dependence_polyhedron, find_vertex_for_stmt,
7030 initialize_data_dependence_polyhedron, is_empty_polyhedron,
7031 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
7032 dump_dependence_graph): New.
7033 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
7034 (GBB_ALPHA): New.
7035 (struct scop): New field loop2cloog_loop.
7036 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
7037 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
7038
70392008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7040
7041 * graphite.c (build_graphite_bb): Fix initialization
7042 of the graphite basic block.
7043
70442008-02-05 Sebastian Pop <sebastian.pop@amd.com>
7045
7046 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
7047 loop domain matrix. Pass in the number of loops contained in the
7048 constraint matrix.
7049 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
7050 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
7051 loops that are not surrounding the current loop are not represented
7052 in the domain constraint matrix.
7053 (build_scop_iteration_domain): Initial domain constraint matrix
7054 contains only the eq/ineq, cst, and scop parameters columns.
7055
70562008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7057
7058 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
7059 (print_graphite_bb): Print scattering.
7060
70612008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7062
7063 * graphite.c (initialize_cloog_names): Initialize names of
7064 scattering variables.
7065
70662009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7067
7068 * graphite.c (dot_all_scops_1): Disable debug output while
7069 printing graph.
7070
70712008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7072
7073 * graphite.c (find_transform): Change cloog output language to C.
7074
70752008-01-27 Sebastian Pop <sebastian.pop@amd.com>
7076
7077 * tree-loop-distribution.c (generate_memset_zero,
7078 generate_builtin, generate_code_for_partition,
7079 rdg_flag_all_uses): New.
7080 (rdg_flag_uses): Gather in the same partition the statements defining
7081 the VUSES of the current statement.
7082 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
7083 Gather in the same partition not only the stores to the same memory
7084 access, but also the reads.
7085 (ldist_generate_loops): Renamed ldist_gen.
7086
70872008-01-24 Sebastian Pop <sebastian.pop@amd.com>
7088 Tobias Grosser <grosser@fmi.uni-passau.de>
7089
7090 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
7091 next pointer, don't use the inner pointer.
7092
70932008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
7094
7095 * graphite.c (dot_all_scops, dot_all_scops_1): New.
7096 (find_transform): Call dot_all_1.
7097 * graphite.h (dot_all_scops): Declared.
7098
70992007-12-14 Sebastian Pop <sebastian.pop@amd.com>
7100
7101 * tree-loop-distribution.c: Fix apsi.f ICE.
7102 (create_bb_after_loop): New.
7103 (generate_loops_for_partition): Use it.
45489e99 7104 * gfortran.dg/ldist-1.f90: New.
2abae5f1
SP		 7105
7106 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
7107 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
7108
71092007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7110
7111 * graphite.c (find_transform): Dump cloog program sent to cloog.
7112
71132007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7114
7115 * graphite.c (initialize_cloog_names): Initialize cloog
7116 iterator names.
7117
71182007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7119
7120 * graphite.c (build_scop_context): Fix typo, for the matrix
7121 format: insert '0 >= 0' instead of '-1 >= 0'.
7122
71232007-12-13 Sebastian Pop <sebastian.pop@amd.com>
7124
7125 * Fix merge problems.
7126
71272007-12-13 Sebastian Pop <sebastian.pop@amd.com>
7128
7129 * graphite.c (setup_cloog_loop): Fix typo.
7130
71312007-12-12 Sebastian Pop <sebastian.pop@amd.com>
7132
7133 * doc/invoke.texi (-ftree-loop-distribution): Documented.
7134 * tree-loop-distribution.c: Reimplemented.
7135 * tree-pass.h (pass_loop_distribution): New.
7136 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
7137 print_loops.
7138 * graphds.h (struct graph): New field indexes.
7139 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7140
7141 * tree-vect-analyze.c: Remove declaration of static functions when not
7142 needed.
7143 * tree-vectorizer.c: Same.
7144 (rename_variables_in_loop): Now extern.
7145 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
7146 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
7147 calling redirect_edge_and_branch_force.
7148
7149 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7150
7151 * tree-data-ref.c: Don't include tree-chrec.h.
7152 (debug_data_dependence_relations): New.
7153 (dump_data_dependence_relation): Call dump_data_reference on data refs
7154 in the relation.
7155 (same_access_functions): Moved...
7156 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7157 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7158 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7159 struct rdg_vertex_info, ): New.
7160 (create_rdg_edge_for_ddr): Compute the dependence level before looking
7161 at DDR_REVERSED_P.
7162 (create_rdg_vertices): Initialize the htab of graph->indexes.
7163 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
7164 (stmts_from_loop): Don't save LABEL_EXPR.
7165 (hash_stmt_vertex_info, eq_stmt_vertex_info,
7166 hash_stmt_vertex_del): New.
7167 (build_rdg): Initialize rdg->indexes.
7168 (free_rdg, stores_from_loop, ref_base_address,
7169 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7170 have_similar_memory_accesses_1, ref_base_address_1,
7171 remove_similar_memory_refs): New.
7172
7173 * tree-data-ref.h: Include tree-chrec.h.
7174 (debug_data_dependence_relations): Declared.
7175 (same_access_functions): ...here. Now static inline.
7176 (ddr_is_anti_dependent, ddrs_have_anti_deps,
7177 ddr_dependence_level): New.
7178 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
7179 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
7180 RDG_MEM_READS_STMT): New.
7181 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7182 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7183 rdg_vertex_for_stmt): Declared.
7184 (struct rdg_edge): New field level.
7185 (RDGE_LEVEL, free_rdg): New.
7186 (stores_from_loop, remove_similar_memory_refs,
7187 rdg_defs_used_in_other_loops_p,
7188 have_similar_memory_accesses): Declared.
7189 (rdg_has_similar_memory_accesses): New.
7190
7191 * lambda.h (dependence_level): New.
7192 * common.opt (ftree-loop-distribution): New.
7193 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
7194 (print_loop_ir): Renamed print_loops.
7195 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
7196 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
7197 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
7198 (tree-loop-distribution.o): Added.
7199 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7200 (mark_virtual_ops_in_bb): New.
7201 (print_loops_bb, debug_loop_num, debug_loop): New.
7202 * passes.c: Scheduled pass_loop_distribution.
7203
72042007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7205
7206 * graphite.c (scan_tree_for_params): Correct the number of columns
7207 for polylib format.
7208 (nb_flat_iterator): New.
7209 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
7210 (build_scop_iteration_domain): Correct the number of columns for
7211 polylib format.
7212
72132007-12-12 Sebastian Pop <sebastian.pop@amd.com>
7214
7215 * Merge from mainline (129697:130800).
7216
72172007-10-30 Sebastian Pop <sebastian.pop@amd.com>
7218
7219 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
7220 dominated by SCoP's exit.
7221 (graphite_transform_loops): Compute post dominators.
7222
72232007-10-28 Sebastian Pop <sebastian.pop@amd.com>
7224
7225 * Merge from mainline (127169:129697).
7226
72272007-10-28 Sebastian Pop <sebastian.pop@amd.com>
7228
7229 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
7230 parameter for the basic block that contains the expression. Use
7231 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
7232 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
7233 the expression.
7234 * graphite.h (gbb_loop): New.
7235 (GBB_LOOP): Removed.
7236
72372007-08-03 Sebastian Pop <sebpop@gmail.com>
7238
7239 * Makefile.in: Fix merge problem.
7240
72412007-08-03 Sebastian Pop <sebpop@gmail.com>
7242
7243 * Merge from mainline (125309:127169).
7244 * tree-loop-distribution.c: Disabled.
7245
72462007-06-05 Sebastian Pop <sebpop@gmail.com>
7247
7248 * Merge from mainline (r123693:125309).
7249
72502007-05-30 Sebastian Pop <sebpop@gmail.com>
7251
7252 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
7253 correct_modify_p
7254 (correct_modify_p, check_statements, number_of_lvalue_uses,
7255 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
7256 instead of MODIFY_EXPR.
7257 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
7258 and push new edges.
7259
72602007-05-24 Sebastian Pop <sebpop@gmail.com>
7261
7262 * tree-loop-distribution.c (struct rdg): Replace arrays by
7263 VECs for edges and vertices.
7264 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
7265 (RDGV_NB_PARTITIONS): New.
7266 (PRDG_NBV, PRDG_NBE): Removed.
7267 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
7268 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
7269 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
7270
72712007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
7272 Sebastian Pop <sebpop@gmail.com>
7273
7274 * doc/invoke.texi (-ftree-loop-distribution): Document.
7275 * tree-loop-distribution.c: New file.
7276 * tree-pass.h (pass_loop_distribution): Declared.
7277 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7278 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
7279 and set reversed_p.
7280 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
7281 (DDR_REVERSED_P): New.
7282 * common.opt (-ftree-loop-distribution): New.
7283 * tree-flow.h (distribute_loops): Declared.
7284 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
7285 * passes.c (init_optimization_passes): Schedule loop distribution.
7286
72872007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
7288
7289 * graphite.c (print_graphite_bb): Don't call dump_data_references.
7290 (print_scop): Don't print when scop is NULL.
7291 (build_scop_context, find_transform): Don't output to stderr.
7292
72932007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
7294
7295 * tree-data-ref.c: Don't include graphite.h.
7296 Comment out the code for printing data reference's scop.
7297 (build_access_matrix_with_af): Moved...
7298 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
7299 * graphite.c (build_access_matrix_with_af): ... here. Now static.
7300 (print_graphite_bb): Print basic block's schedule.
7301 (print_scop): Don't print the schedule, call cloog's pretty printer.
7302 (bb_in_scop_p): A basic block is in a scop only if it is both
7303 dominated and postdominated by the scop's entry and exit basic blocks.
7304 (function_parameter_p): New.
7305 (invariant_in_scop_p): Use function_parameter_p.
7306 (new_scop, save_scop): New.
7307 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
7308 save_scop.
7309 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
7310 (loop_in_scop_p): New.
7311 (scop_record_loop): Use loop_in_scop_p.
7312 (build_scop_domain): Renamed build_scop_iteration_domain.
7313 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
7314 nb_params_in_scop, build_scop_context, first_loop_in_scop,
7315 setup_cloog_loop, dot_scop_1, dot_scop): New.
7316 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
7317 (struct scop): Add a pointer to cloog's representation of a program.
7318
73192007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
7320
7321 * doc/invoke.texi (-ftree-check-verbose): Renamed
7322 -ftree-checks-verbose.
7323 * common.opt (flag_tree_check_verbose): Renamed
7324 flag_tree_checks_verbose.
7325 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
7326
73272007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
7328
7329 * configure: Regenerated.
7330 * config.in: Regenerated.
7331 * tree-ssa-loop.c (graphite_transforms): Execute
7332 graphite_transform_loops only when HAVE_cloog.
7333 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
7334 * graphite.c: Include polylibgmp.h and cloog.h.
7335 (graphite_transform_loops): Removed loops parameter.
7336 * tree-flow.h (graphite_transform_loops): Update declaration.
7337 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
7338 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
7339 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
7340 (OBJS-common): Remove dependence on graphite.o.
7341 (BACKEND): Depend on @GRAPHITE@.
7342
73432007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
7344
7345 * doc/invoke.texi (-ftree-check-verbose): Documented.
45489e99
SP		 7346 * gcc.dg/tree-checker/tree-checks-1.c: New.
7347 * gcc.dg/tree-checker/tree-checks-2.c: New.
7348 * gcc.dg/tree-checker/tree-checks-3.c: New.
7349 * gcc.dg/tree-checker/tree-checks-4.c: New.
7350 * gcc.dg/tree-checker/tree-checks.exp: New.
7351 * gcc.dg/tree-checker/condates.crp: New.
2abae5f1
SP		 7352 * common.opt (ftree-checks-verbose): New.
7353 * tree-check.c (tree_check_warning): Move extra stderr output
7354 under control of flag_tree_check_verbose.
7355
73562007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
7357
7358 * tree-match.c: Fix comments formatting.
7359 * tree-match.h: Fix comments formatting.
7360 * tree-check.c: Fix comments formatting.
7361 (tree_check_init): Restructure.
7362
73632007-04-12 Nic Volanschi <nic.volanschi@free.fr>
7364
7365 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
7366
73672007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
7368
7369 * Merge from mainline (r120733:123693).
7370
73712007-03-20 Nic Volanschi <nic.volanschi@free.fr>
7372
7373 * condate.y: New file.
7374 * tree-match.h (struct patt_info_s): New field sign.
7375 (struct condate_s): New field msg.
7376 (normalize_condate, name_condate, add_condate): New.
7377 (conds[], condate_parse): Made extern.
7378 * tree-check.c (tree_check_warning): First arg changed to cond;
7379 warning reformatted.
7380 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
7381 (tree_scan): New.
7382 (tree_check): Process trivial condates.
7383 (read_delimited_string): Removed.
7384 (print_cond): Print name and msg.
7385 (conds[]): Made extern.
7386 (parse_tree_check_file_once): Rewritten to use the parser in
7387 condate.y.
7388 Processing of option --tree_check_string moved to tree_scan().
7389 * Makefile.in: Added condate.y
7390
73912007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
7392
7393 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
7394 Use VECs instead of varrays.
7395 * diagnostic.h (lazy_dump_generic_node): Update declaration.
7396 * Makefile.in (pretty-print.o): Depend on vec.h.
7397 * pretty-print.c: Include tree.h and vec.h.
7398 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
7399 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
7400 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
7401 pp_free_list): Use VECs instead of varrays.
7402 * pretty-print.h: Do not include varray.h.
7403 (struct tree_chunk_s): Declaration moved before its use.
7404 (output_buffer): Rename varray field to chunks.
7405 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
7406 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
7407 save_global_holes): Use VECs instead of varrays.
7408 * tree-match.h: Declare VECs of cfg_node, and hole_p.
7409 * tree-check.c (scan_cfg_stmts, push_node,
7410 print_matching_stmt): Removed.
7411 (tree_check_instance, push_global_holes_if_new, tree_check,
7412 execute_tree_check): Use VECs instead of varrays.
7413 (gate_tree_check): Don't execute the CFG check when basic_block_info
7414 is not available.
7415
74162007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
7417
7418 * Merge from mainline (r115016:120733).
7419
74202007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
7421
7422 * Merge from mainline (r117632:117661).
7423
74242007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
7425
7426 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
7427 * tree-pass.h (TDF_DEBUG, debug_p): New.
7428 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
7429 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
7430 get_loop_exit_condition, analyze_evolution_in_loop,
7431 analyze_initial_condition, analyze_scalar_evolution,
7432 instantiate_parameters, number_of_latch_executions): Use debug_p.
7433 * tree-chrec.c (chrec_apply): Use debug_p.
7434 * tree-data-ref.c: Include graphite.h.
7435 (dump_data_reference): Print also the access matrix.
7436 (analyze_array, analyze_indirect_ref, init_data_ref,
7437 analyze_offset_expr, address_analysis, object_analysis,
7438 create_data_ref, finalize_ddr_dependent,
7439 non_affine_dependence_relation, analyze_ziv_subscript,
7440 analyze_siv_subscript_cst_affine,
7441 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7442 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
7443 analyze_miv_subscript, analyze_overlapping_iterations,
7444 build_classic_dist_vector, subscript_dependence_tester,
7445 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
7446 (build_access_matrix_with_af): No longer static.
7447 * tree-data-ref.h (scop_p): ... declaration here.
7448 (data_reference.scop): New field.
7449 (DR_SCOP, DR_ACCESS_MATRIX): New.
7450 (build_access_matrix_with_af, dr_num_subscripts): Declared.
7451 * graphite.c (print_graphite_bb): Call dump_data_references.
7452 (print_scop): Use scop_nb_loops and scop_dim_domain.
7453 (test_for_scop_bound): Use debug_p.
7454 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
7455 scop_nb_params.
7456 (scop_loop_index): Moved...
7457 (scop_record_loop): New.
7458 (build_scop_loop_nests): Use scop_record_loop.
7459 (build_scop_domain): Use scop_dim_domain.
7460 (build_access_matrix): Implemented.
7461 (build_scop_canonical_schedules): Use scop_nb_loops.
7462 (build_graphite_bb): Initialize GBB_SCOP.
7463 * graphite.h (scop_p): Moved...
7464 (graphite_bb.scop): New field.
7465 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
7466 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
7467 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
7468 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
7469 scop_loop_index): New.
7470 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
7471
74722007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
7473
7474 * Merge from mainline (r117661:120450).
7475
74762006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
7477
7478 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
7479 at the first declaration outside the varying loop, instantiate as
7480 far as possible.
7481 * tree-chrec.c (for_each_scev_op): New.
7482 * tree-chrec.h (for_each_scev_op): Declared.
7483 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
7484 * tree-data-ref.c (get_references_in_stmt,
7485 find_data_references_in_stmt): New, from trunk.
7486 (find_data_references_in_loop): Use get_references_in_stmt
7487 and find_data_references_in_loop, modified as in trunk.
7488 (build_access_matrix_with_af): New.
7489 * tree-data-ref.h (data_reference): Add a field access_matrix.
7490 (data_ref_loc): New, as in trunk.
7491 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
7492 invariant_in_scop_p, param_index, scan_tree_for_params,
7493 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
7494 idx_record_param, idx_record_params, build_access_matrix,
7495 build_scop_data_accesses, build_scop_canonical_schedules,
7496 build_graphite_bb, build_scop_bbs, find_params_in_bb,
7497 build_scop_params): New.
7498 * graphite.h (graphite_bb): New.
7499 (scop): Add fields static_schedule, params, loop_nest,
7500 iteration_domain.
7501 * lambda.h: Declare vecs of lambda_matrix.
7502 * tree-flow.h (print_loop_ir_bb): Declared.
7503 * tree-cfg.c (print_loop_ir_bb): New.
7504 (print_loop): Use print_loop_ir_bb.
7505
75062006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
7507
7508 * Merge from mainline (r115016:117632).
7509
75102006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
7511
7512 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
7513 break due to a warning.
7514
75152006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
7516
7517 * graphite.c (print_scops, debug_scops): New.
7518 (graphite_transform): Renamed graphite_find_transform.
7519 * graphite.h (debug_scops): Declared.
7520
75212006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
7522
7523 * tree-match.c: Reformat following the GNU style.
7524 * tree-match.h: Reformat following the GNU style.
7525 * tree-pattern.h: Removed empty file.
7526 * Makefile.in: Remove references to tree-pattern.h.
7527 * tree-check.c: Reformat following the GNU style.
7528 (execute_tree_check): Move gate condition code to...
7529 (gate_tree_check): ...here. New function.
7530 (pass_check): Use the gate function.
7531
75322006-07-04 Nic Volanschi <nic.volanschi@free.fr>
7533
7534 * tree-pattern.h: New. Tree pattern matching and checking using
7535 concrete syntax.
7536 * tree-check.c: New. Tree/CFG checking pass.
7537 * tree-match.c: New. Library for tree pattern matching.
7538 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
7539 * toplev.c, flags.h: Add globals for tree-check pass.
7540 * Makefile.in: Integrate the files in tree-check pass.
7541 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
7542 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
7543 Introduce a "lazy" pretty-print mode.
7544 * tree.c, tree.h: Add tree_name.
7545
75462006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
7547
7548 * doc/invoke.texi (-fgraphite): Correct typo.
7549 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
7550 use of print_loop_ir.
45489e99
SP		 7551 * gcc.dg/graphite/scop-1.c: New.
7552 * gcc.dg/graphite/scop-2.c: New.
7553 * gcc.dg/graphite/graphite.exp: New.
2abae5f1
SP		 7554 * graphite.c: Include domwalk.h.
7555 (print_scop): Print only the entry and exit blocks.
7556 (debug_scop): No longer static.
7557 (affine_expr): Fix formating. Return also true when the expression is
7558 constant.
7559 (stmt_simple_for_scop_p): Fix formating.
7560 (build_scops): Use domwalk.
7561 (get_loop_start, end_scop, test_for_scop_bound): New.
7562 (graphite_transform_loops): Avoid printing on stderr.
7563 * graphite.h (debug_scop): Declared.
7564 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
7565 * Makefile.in (graphite.o): Depend on domwalk.h.
7566 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
7567 declarations for static functions.
7568 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
7569 controlling output verbosity.
7570
75712006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
7572 Plesco Alexandru <shurikx@gmail.com>
7573
7574 * doc/invoke.texi (-fgraphite): Document.
7575 * tree-pass.h (pass_graphite_transforms): Declared.
7576 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
7577 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
7578 (pass_graphite_transforms): Defined.
7579 * tree-data-ref.c (free_data_ref, data_reference): Extern.
7580 * tree-data-ref.h (free_data_ref, data_reference): Declared.
7581 * graphite.c, graphite.h: New.
7582 * common.opt (fgraphite): Declared.
7583 * tree-flow.h (graphite_transform_loops): Declared.
7584 * Makefile.in (OBJS-common): Add graphite.o.
7585 (graphite.o): New rule.
7586 * passes.c (pass_graphite_transforms): Scheduled.
7587
Mirror of https://gcc.gnu.org/git/gcc.git