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Fix comments and indentation.
[thirdparty/gcc.git] / gcc / ChangeLog.graphite
CommitLineData
86e40af7
SP		 12010-06-09 Sebastian Pop <sebastian.pop@amd.com>
2
3 * graphite-poly.h: Fix comments and indentation.
4 * graphite-sese-to-poly.c: Same.
5 (build_sese_conditions_before): Compute stmt and gbb only when needed.
6 * tree-chrec.c: Fix comments and indentation.
7 (tree-ssa-loop-niter.c): Same.
8
5599dea7
TG		 92010-06-08 Tobias Grosser <grosser@fim.uni-passau.de>
10
11 * refined-regions.c (create_region): Only initialize the region.
12 (find_regions_with_entry): Initialize parent relation and bbmap
13 correctly.
14 (build_regions_tree): Set outermost_region to region instead of
15 topmost_region.
16 (calculate_region_tree): Remove unneeded parameters.
17
2a6909ec
TG		 182010-06-02 Tobias Grosser <grosser@fim.uni-passau.de>
19
20 * graphite-scop-detection.c (is_scop_p): New.
21 (build_scops_new): New. A skeleton for the new scop detection.
22 (build_scops_old): Renamed from build_scops.
23 (build_scops): New version. Call the new and the old scop
24 detection.
25
25c57e83
TG		 262010-05-27 Tobias Grosser <grosser@fim.uni-passau.de>
27 Antoniu Pop <antoniu.pop@gmail.com>
28
29 * Makefile.in (OBJS-common): Add refined-regions.o.
30 (refined-regions.o): New.
31 (graphite-scop-detection.o): Use refined-regions.h.
32 * graphite-scop-detection.c: Include refined-regions.h
33 (build_scops): Also build the refined region tree.
34 * refined-regions.c: New. Adds an algorithm to detect refined
35 regions.
36 (print_refined_region): New.
37 (debug_refined_region): New.
38 (refined_region_contains_bb_p): New.
39 (refined_region_contains_region_p): New.
40 (is_common_df): New.
41 (struct find_regions_global_data): New.
42 (is_region): New.
43 (typedef struct bb_bb_def): New.
44 (new_bb_bb_def): New.
45 (bb_bb_map_hash): New.
46 (eq_bb_bb_map): New.
47 (find_new_bb): New.
48 (bb_reg_def): New.
49 (new_bb_reg_def): New.
50 (bb_reg_map_hash): New.
51 (eq_bb_reg_map): New.
52 (find_new_region): New.
53 (insert_new_reg): New.
54 (insert_new_bb): New.
55 (insert_shortcut): New.
56 (get_next_postdom): New.
57 (create_region): New.
58 (find_regions_with_entry): New.
59 (find_regions_adc): New.
60 (find_regions): New.
61 (get_topmost_parent): New.
62 (build_regions_tree): New.
63 (calculate_region_tree): New.
64 (free_region_tree): New.
65 * refined-regions.h: New.
66 (struct refined_region): New.
67 (calculate_region_tree): New.
68 (free_region_tree): New.
69 (refined_region_contains_bb_p): New.
70 (refined_region_contains_region_p): New.
71 (print_refined_region): New.
72 (debug_refined_region): New.
73
8c131b3b
SP		 742010-05-26 Sebastian Pop <sebastian.pop@amd.com>
75
76 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
77 size_one_node.
78
d91949fa
SP		 792010-05-07 Sebastian Pop <sebastian.pop@amd.com>
80
81 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Fix
82 type of integer_one_node for fold_build of POINTER_PLUS_EXPR.
83
159e4616
SP		 842010-05-07 Sebastian Pop <sebastian.pop@amd.com>
85
86 * graphite-sese-to-poly.c (loop_entry_phi_arg): Renamed
87 phi_arg_in_outermost_loop.
88 (remove_simple_copy_phi): Call phi_arg_in_outermost_loop.
89 (remove_invariant_phi): Same.
90
e262fdda
AS		 912010-04-12 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
92
93 * graphite-blocking.c
94 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
95 * graphite-clast-to-gimple.c
96 (clast_to_gcc_expression): Same.
97 (precision_for_value): Same.
98 (precision_for_interval): Same.
99 (gcc_type_for_interval): Same.
100 (graphite_create_new_guard): Same.
101 (compute_bounds_for_level): Same.
102 (graphite_create_new_loop_guard): Same.
103 * graphite-interchange.c
104 (build_linearized_memory_access): Same.
105 (pdr_stride_in_loop): Same.
106 (memory_strides_in_loop_1): Same.
107 (memory_strides_in_loop): Same.
108 (extend_scattering): Same.
109 (psct_scattering_dim_for_loop_depth): Same.
110 (pbb_number_of_iterations): Same.
111 * graphite-poly.h
112 (debug_iteration_domains): Same.
113 * graphite-ppl.c
114 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
115 (ppl_set_inhomogeneous_gmp): Same.
116 (ppl_strip_loop): Same.
117 (ppl_lexico_compare_linear_expressions): Same.
118 (ppl_read_polyhedron_matrix): Same.
119 (ppl_max_for_le_pointset): Same.
120 * graphite-ppl.h
121 (ppl_read_polyhedron_matrix): Same.
122 (tree_int_to_gmp): Same.
123 (gmp_cst_to_tree): Same.
124 (ppl_set_inhomogeneous): Same.
125 (ppl_set_inhomogeneous_tree): Same.
126 (ppl_set_coef): Same.
127 (ppl_set_coef_tree): Same.
128 * graphite-sese-to-poly.c
129 (build_pbb_scattering_polyhedrons): Same.
130 (build_scop_scattering): Same.
131 (scan_tree_for_params_right_scev): Same.
132 (scan_tree_for_params): Same.
133 (find_params_in_bb): Same.
134 (find_scop_parameters): Same.
135 (add_upper_bounds_from_estimated_nit): Same.
136 (build_loop_iteration_domains): Same.
137 (add_condition_to_domain): Same.
138 (pdr_add_memory_accesses): Same.
139
a0bb35c7
AS		 1402010-04-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
141
142 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
143 CLooG's value_* macros to their respective mpz_* counterparts.
144 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
145 (graphite_create_new_loop_guard): Same.
146 * graphite-interchange.c (build_linearized_memory_access): Same.
147 (pdr_stride_in_loop): Same.
148 (memory_strides_in_loop_1): Same.
149 (1st_interchange_profitable_p): Same.
150 * graphite-poly.c (extend_scattering): Same.
151 (psct_scattering_dim_for_loop_depth): Same.
152 (pbb_number_of_iterations): Same.
153 (pbb_number_of_iterations_at_time): Same.
154 * graphite-poly.h (new_1st_loop): Same.
155 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
156 (oppose_constraint): Same.
157 (insert_constraint_into_matrix): Same.
158 (ppl_set_inhomogeneous_gmp): Same.
159 (ppl_set_coef_gmp): Same.
160 (ppl_strip_loop): Same.
161 (ppl_lexico_compare_linear_expressions): Same.
162 (ppl_max_for_le_pointset): Same.
163 (ppl_min_for_le_pointset): Same.
164 (ppl_build_realtion): Same.
165 * graphite-ppl.h (gmp_cst_to_tree): Same.
166 (ppl_set_inhomogeneous): Same.
167 (ppl_set_inhomogeneous_tree): Same.
168 (ppl_set_coef): Same.
169 (ppl_set_coef_tree): Same.
170 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
171 (build_scop_scattering): Same.
172 (add_value_to_dim): Same.
173 (scan_tree_for_params_right_scev): Same.
174 (scan_tree_for_params_int): Same.
175 (scan_tree_for_params): Same.
176 (find_params_in_bb): Same.
177 (find_scop_parameters): Same.
178 (add_upper_bounds_from_estimated_nit): Same.
179 (build_loop_iteration_domains): Same.
180 (create_linear_expr_from_tree): Same.
181 (add_condition_to_domain): Same.
182 (pdr_add_memory_accesses): Same.
183
b8132a7d
SP		 1842010-04-05 Sebastian Pop <sebastian.pop@amd.com>
185
186 PR middle-end/43519
187 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
188 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
189 When converting an unsigned type to signed, double its precision.
190 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
191 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
192 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
193
1942010-04-05 Sebastian Pop <sebastian.pop@amd.com>
195
196 PR middle-end/43519
197 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
198 build_nonstandard_integer_type.
199 (gcc_type_for_interval): Same.
200
2012010-04-05 Sebastian Pop <sebastian.pop@amd.com>
dbe0d652
SP		 202
203 PR middle-end/43519
204 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
205 POINTER_PLUS_EXPR for pointer types.
206
207 * gcc.dg/graphite/id-19.c: New.
208
bd32f344
SP		 2092010-04-04 Sebastian Pop <sebastian.pop@amd.com>
210
211 PR middle-end/43519
212 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
213 * graphite-clast-to-gimple.c: Include langhooks.h.
214 (max_signed_precision_type): New.
215 (max_precision_type): Takes two types as arguments.
216 (precision_for_value): New.
217 (precision_for_interval): New.
218 (gcc_type_for_interval): New.
219 (gcc_type_for_value): New.
220 (gcc_type_for_clast_term): New.
221 (gcc_type_for_clast_red): New.
222 (gcc_type_for_clast_bin): New.
223 (gcc_type_for_clast_expr): Split up into several functions.
224 (gcc_type_for_clast_eq): Rewritten.
225 (compute_bounds_for_level): New.
226 (compute_type_for_level_1): New.
227 (compute_type_for_level): New.
228 (gcc_type_for_cloog_iv): Removed.
229 (gcc_type_for_iv_of_clast_loop): Rewritten.
230 (graphite_create_new_loop): Compute the lower and upper bound types
231 with gcc_type_for_clast_expr.
232 (graphite_create_new_loop_guard): Same.
233 (find_cloog_iv_in_expr): Removed.
234 (compute_cloog_iv_types_1): Removed.
235 (compute_cloog_iv_types): Removed.
236 (gloog): Do not call compute_cloog_iv_types.
237 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
238 GBB_CLOOG_IV_TYPES.
239 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
240 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
241 (GBB_CLOOG_IV_TYPES): Removed.
242
243 * gcc.dg/graphite/run-id-pr42644.c: Call abort.
244
79d03cf8
SP		 2452010-04-02 Sebastian Pop <sebastian.pop@amd.com>
246
247 Reverted this commit: as at this point the loop closed SSA form
248 is under a canonical form respecting the single argument condition.
249 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Loop
250 close phi nodes may have more than one argument.
251
2522010-04-01 Sebastian Pop <sebastian.pop@amd.com>
253
254 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
255 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
256 (detect_commutative_reduction): Same.
257
2582010-03-31 Sebastian Pop <sebastian.pop@amd.com>
259
260 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Loop
261 close phi nodes may have more than one argument.
262
3cbf7085
RG		 2632010-03-30 Richard Guenther <rguenther@suse.de>
264 Zdenek Dvorak <ook@ucw.cz>
265 Sebastian Pop <sebastian.pop@amd.com>
266
267 PR middle-end/43464
268 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
269 with multiple arguments.
270 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
271
40bf935e
SP		 2722010-03-23 Sebastian Pop <sebastian.pop@amd.com>
273
274 * graphite-dependences.c (print_pddr): Call print_pdr with an
275 extra argument.
276 * graphite-poly.c (debug_pdr): Add an extra argument for the
277 verbosity level.
278 (print_pdr): Same.
279 (print_pbb_domain): Same.
280 (print_pbb): Same.
281 (print_scop_context): Same.
282 (print_scop): Same.
283 (print_cloog): Same.
284 (debug_pbb_domain): Same.
285 (debug_pbb): Same.
286 (print_pdrs): Same.
287 (debug_pdrs): Same.
288 (debug_scop_context): Same.
289 (debug_scop): Same.
290 (debug_cloog): Same.
291 (print_scop_params): Same.
292 (debug_scop_params): Same.
293 (print_iteration_domain): Same.
294 (print_iteration_domains): Same.
295 (debug_iteration_domain): Same.
296 (debug_iteration_domains): Same.
297 (print_scattering_function): Same.
298 (print_scattering_functions): Same.
299 (debug_scattering_function): Same.
300 (debug_scattering_functions): Same.
301 * graphite-poly.h (debug_pdr): Update declaration.
302 (print_pdr): Same.
303 (print_pbb_domain): Same.
304 (print_pbb): Same.
305 (print_scop_context): Same.
306 (print_scop): Same.
307 (print_cloog): Same.
308 (debug_pbb_domain): Same.
309 (debug_pbb): Same.
310 (print_pdrs): Same.
311 (debug_pdrs): Same.
312 (debug_scop_context): Same.
313 (debug_scop): Same.
314 (debug_cloog): Same.
315 (print_scop_params): Same.
316 (debug_scop_params): Same.
317 (print_iteration_domain): Same.
318 (print_iteration_domains): Same.
319 (debug_iteration_domain): Same.
320 (debug_iteration_domains): Same.
321 (print_scattering_function): Same.
322 (print_scattering_functions): Same.
323 (debug_scattering_function): Same.
324 (debug_scattering_functions): Same.
325
730a9846
SP		 3262010-03-23 Sebastian Pop <sebastian.pop@amd.com>
327
328 * graphite-poly.c (print_scattering_function_1): New.
329 (print_scattering_function): Call it.
330 (print_scop_params): Remove spaces at the end of lines.
331 (print_cloog): New.
332 (debug_cloog): New.
333 * graphite-poly.h (print_cloog): Declared.
334 (debug_cloog): Declared.
335
9c0c34c2
SP		 3362010-03-23 Sebastian Pop <sebastian.pop@amd.com>
337
338 * tree-ssa-copy.c: Revert this previous change:
339 (init_copy_prop): Loop closed phi nodes cancontain more than one
340 argument.
341 (execute_copy_prop): Revert the previous change: do not call
342 rewrite_into_loop_closed_ssa.
343
3442010-03-21 Sebastian Pop <sebastian.pop@amd.com>
345 Richard Guenther <rguenther@suse.de>
346
347 PR middle-end/43464
348 * tree-ssa-copy.c (init_copy_prop): Loop closed phi nodes can
349 contain more than one argument.
350 (execute_copy_prop): Revert the previous change: do not call
351 rewrite_into_loop_closed_ssa.
352
353 * gcc.dg/graphite/id-pr43464.c: Remove compile warning.
354 * gcc.dg/graphite/id-pr43464-1.c: New.
355
3562010-03-21 Sebastian Pop <sebastian.pop@amd.com>
357
358 PR middle-end/43464
359 * tree-ssa-copy.c (execute_copy_prop): Call rewrite_into_loop_closed_ssa
360 and verify_loop_closed_ssa when copy prop is executed in the LNO.
361
362 * gcc.dg/graphite/id-pr43464.c: New.
363
c80a5403
SP		 3642010-03-16 Sebastian Pop <sebastian.pop@amd.com>
365
366 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
367 in loop->header.
368 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
369 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
370 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
371 to switch between adding the IV bump in loop->latch or in loop->header.
372
caaf41d0
SP		 3732010-03-16 Sebastian Pop <sebastian.pop@amd.com>
374
375 * passes.c (init_optimization_passes): Add pass_copy_prop
376 after Graphite.
377
03922af3
SP		 3782010-03-16 Sebastian Pop <sebastian.pop@amd.com>
379
380 * graphite-poly.c (print_scattering_function): Pretty print following
381 the scoplib format.
382 (print_pdr): Same.
383 (print_pbb_domain): Same.
384 (dump_gbb_cases): Same.
385 (dump_gbb_conditions): Same.
386 (print_pdrs): Same.
387 (print_pbb): Same.
388 (print_scop_params): Same.
389 (print_scop_context): Same.
390 (print_scop): Same.
391 (print_pbb_body): New.
392 (lst_indent_to): New.
393 (print_lst): Start new lines with a #.
394 * graphite-poly.h (pbb_bb): New.
395 (pbb_index): Use pbb_bb.
396 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
397 disjuncts.
398 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
399
7da9e6ed
SP		 4002010-03-13 Sebastian Pop <sebastian.pop@amd.com>
401
402 PR middle-end/43351
403 * gcc.dg/graphite/id-pr43351.c
404
6492b694
SP		 4052010-03-13 Sebastian Pop <sebastian.pop@amd.com>
406
407 PR middle-end/43354
408 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
409 call insert_out_of_ssa_copy for default definitions.
410 * gfortran.dg/graphite/id-pr43354.f: New.
411
4122010-03-13 Sebastian Pop <sebastian.pop@amd.com>
113081e4
SP		 413
414 PR middle-end/43349
415 * gfortran.dg/graphite/pr43349.f: New.
416
248081bc
SP		 4172010-03-11 Sebastian Pop <sebastian.pop@amd.com>
418
419 * graphite-clast-to-gimple.c (my_long_long): Defined.
420 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
421 * graphite-sese-to-poly.c (my_long_long): Defined.
422 (scop_ivs_can_be_represented): Use it.
423
d97c90ae
SP		 4242010-03-10 Sebastian Pop <sebastian.pop@amd.com>
425
426 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
427 graphite-max-bbs-per-function, and loop-block-tile-size.
428 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
429 with "maximum".
430 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
431
a5a59b11
SP		 4322010-03-10 Sebastian Pop <sebastian.pop@amd.com>
433
434 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
435 forward declaration.
436 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
437 (add_upper_bounds_from_estimated_nit): New.
438 (build_loop_iteration_domains): Use it.
439
9d198913
SP		 4402010-03-09 Sebastian Pop <sebastian.pop@amd.com>
441
442 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
443
1f380314
SP		 4442010-03-09 Sebastian Pop <sebastian.pop@amd.com>
445
446 PR middle-end/43306
447 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
448 should be an INTEGER_CST. Also handle CASE_CONVERT.
449 * gcc.dg/graphite/pr43306.c: New.
450
b6bb0094
SP		 4512010-03-09 Sebastian Pop <sebastian.pop@amd.com>
452
453 * graphite.c (graphite_initialize): To bound the number of bbs per
454 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
455 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
456 * doc/invoke.texi: Document it.
457
e84aaa33
SP		 4582010-03-09 Sebastian Pop <sebastian.pop@amd.com>
459
460 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
461 * graphite-sese-to-poly.h (build_poly_scop): Same.
462
4e7dd376
SP		 4632010-03-09 Sebastian Pop <sebastian.pop@amd.com>
464
465 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
466 the number of parameters in the scop. Use as an upper bound
467 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
468 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
469 * doc/invoke.texi: Document it.
470
697f511d
SP		 4712010-03-05 Sebastian Pop <sebastian.pop@amd.com>
472
473 * graphite-sese-to-poly.c (add_param_constraints): Use
474 lower_bound_in_type and upper_bound_in_type.
475
456cc718
SP		 4762010-03-05 Sebastian Pop <sebastian.pop@amd.com>
477
478 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
479 instead of unsigned_type_node.
480
3640d64c
SP		 4812010-03-05 Sebastian Pop <sebastian.pop@amd.com>
482 Reza Yazdani <reza.yazdani@amd.com>
483
484 PR middle-end/43065
485 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
486 on pointer type parameters.
487
488 * gcc.dg/graphite/run-id-4.c: New.
489
4902010-03-05 Sebastian Pop <sebastian.pop@amd.com>
b75d95c9
SP		 491
492 PR middle-end/43065
493 * gcc.dg/graphite/run-id-3.c: New.
494
73102986
TG		 4952010-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
496 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
497
498 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
499 handle conversions from pointer to integers.
500 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
501 induction variable, to be able to work with code generated by CLooG.
502 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
503 (build_poly_scop): Bail out if we cannot codegen a loop.
504
e3f81db1
TG		 5052010-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
506
507 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
508 code generation with gloog_error.
509
c7631a71
SP		 5102010-03-04 Sebastian Pop <sebastian.pop@amd.com>
511
512 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
513 Call fold_convert on all the returned values.
514 (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
515 the type of the resulting expression.
516
b0602cc8
SP		 5172010-03-04 Sebastian Pop <sebastian.pop@amd.com>
518
519 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
520 ppl_min_for_le_pointset. Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
521 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
522
b188bb7c
SP		 5232010-03-04 Sebastian Pop <sebastian.pop@amd.com>
524
525 * graphite-dependences.c (map_into_dep_poly): Removed.
526 (dependence_polyhedron_1): Use combine_context_id_scat.
527
aa52513e
SP		 5282010-03-04 Sebastian Pop <sebastian.pop@amd.com>
529
530 * graphite-poly.h (struct poly_scattering): Add layout documentation.
531 (struct poly_bb): Same.
532 (combine_context_id_scat): New.
533
392c0ce1
SP		 5342010-03-02 Sebastian Pop <sebastian.pop@amd.com>
535
536 PR middle-end/42326
537 * sese.c (name_defined_in_loop_p): Return false for default
538 definitions.
539
540 * gcc.dg/graphite/pr42326.c: New.
541
bd7742f8
SP		 5422010-02-23 Sebastian Pop <sebastian.pop@amd.com>
543
544 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
545 and clean up the logic.
546
733ff09d
SP		 5472010-02-23 Sebastian Pop <sebastian.pop@amd.com>
548
549 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
550 early return.
551
4caa8e21
SP		 5522010-02-22 Sebastian Pop <sebastian.pop@amd.com>
553
554 PR middle-end/43083
555 * graphite-scop-detection.c (create_single_exit_edge): Move
556 the call to find_single_exit_edge to....
557 (create_sese_edges): ...here. Don't handle multiple edges
558 exiting the function.
559 (build_graphite_scops): Don't handle multiple edges
560 exiting the function.
561
562 * gcc.dg/graphite/pr43083.c: New.
563
c3382979
SP		 5642010-02-22 Sebastian Pop <sebastian.pop@amd.com>
565
b8df8b8b 566 PR middle-end/43097
c3382979
SP		 567 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
568 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
569
570 * gfortran.dg/graphite/pr43097.f: New.
571
13cd10a2
SP		 5722010-02-22 Sebastian Pop <sebastian.pop@amd.com>
573 Manuel López-Ibáñez <manu@gcc.gnu.org>
574
575 PR middle-end/43140
576 * g++.dg/graphite/pr41305.C: Add -Wno-conversion-null.
577
5782010-02-22 Sebastian Pop <sebastian.pop@amd.com>
143b72a9
SP		 579
580 PR middle-end/43026
581 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
582
583 * g++.dg/graphite/pr43026.C: New.
584
4e722673
SP		 5852010-02-13 Tobias Grosser <grosser@fim.uni-passau.de>
586
587 * Merge from mainline (154736:156693).
588
c2814aab
SP		 5892010-02-11 Sebastian Pop <sebastian.pop@amd.com>
590
591 PR middle-end/43012
592 * gcc.dg/graphite/pr43012.c: New.
be1c3b28 593
c2814aab 5942010-02-10 Sebastian Pop <sebastian.pop@amd.com>
be1c3b28 595
c2814aab 596 * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
be1c3b28
SP		 5972010-02-10 Sebastian Pop <sebastian.pop@amd.com>
598
599 * g++.dg/graphite/pr42930.C: New.
600
141ecc24 6012010-02-10 Sebastian Pop <sebastian.pop@amd.com>
c4c4983e
SP		 602
603 PR middle-end/42930
604 * graphite-scop-detection.c (graphite_can_represent_scev): Call
605 graphite_can_represent_init for MULT_EXPR.
606
141ecc24 6072010-02-10 Sebastian Pop <sebastian.pop@amd.com>
a4681954
SP		 608
609 PR middle-end/42914
610 PR middle-end/42530
611 * graphite-sese-to-poly.c (remove_phi): New.
612 (translate_scalar_reduction_to_array): Call remove_phi.
613
614 * gcc.dg/graphite/pr42530.c: New.
615 * gcc.dg/graphite/pr42914.c: New.
616
141ecc24 6172010-02-10 Sebastian Pop <sebastian.pop@amd.com>
a1954f72
SP		 618
619 PR middle-end/42771
620 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
621 * graphite-clast-to-gimple.h (gloog): Update declaration.
622 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
623 * graphite-poly.h (struct poly_bb): Add missing comments.
624 (struct scop): Add poly_scop_p field.
625 (POLY_SCOP_P): New.
626 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
627 * graphite.c (graphite_transform_loops): Build the polyhedral
628 representation for each scop before code generation.
629 * sese.c (rename_variables_in_operand): Removed.
630 (rename_variables_in_expr): Return the renamed expression.
631 (rename_sese_parameters): New.
632 * sese.h (rename_sese_parameters): Declared.
633
634 * gcc.dg/graphite/pr42771.c: New.
635
0be957dc
SP		 6362010-02-07 Sebastian Pop <sebastian.pop@amd.com>
637
638 * gcc.dg/graphite/block-0.c: Call abort for runtime test. Always
639 return 0 from main.
640 * gcc.dg/graphite/block-1.c: Same.
641 * gcc.dg/graphite/block-3.c: Same.
642 * gcc.dg/graphite/block-4.c: Same.
643 * gcc.dg/graphite/block-5.c: Same.
644 * gcc.dg/graphite/block-6.c: Same.
645 * gcc.dg/graphite/block-7.c: Same.
646 * gcc.dg/graphite/interchange-0.c: Same.
647 * gcc.dg/graphite/interchange-1.c: Same.
648 * gcc.dg/graphite/interchange-10.c: Same.
649 * gcc.dg/graphite/interchange-11.c: Same.
650 * gcc.dg/graphite/interchange-12.c: Same.
651 * gcc.dg/graphite/interchange-2.c: Same.
652 * gcc.dg/graphite/interchange-3.c: Same.
653 * gcc.dg/graphite/interchange-4.c: Same.
654 * gcc.dg/graphite/interchange-5.c: Same.
655 * gcc.dg/graphite/interchange-6.c: Same.
656 * gcc.dg/graphite/interchange-7.c: Same.
657 * gcc.dg/graphite/interchange-8.c: Same.
658 * gcc.dg/graphite/interchange-9.c: Same.
659 * gcc.dg/graphite/interchange-mvt.c: Same.
660
4d48441c
SP		 6612010-02-07 Sebastian Pop <sebastian.pop@amd.com>
662
663 * gfortran.dg/graphite/id-19.f: New.
664 * gfortran.dg/graphite/pr14741.f90: New.
665 * gfortran.dg/graphite/pr41924.f90: New.
666 * gfortran.dg/graphite/run-id-2.f90: New.
667
8d2220b2
SP		 6682010-02-07 Sebastian Pop <sebastian.pop@amd.com>
669
670 PR middle-end/42988
671 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
672 to unknown_dependence.
673 (graphite_legal_transform_dr): Handle the unknown_dependence.
674 (graphite_carried_dependence_level_k): Same.
675
45489e99
SP		 6762010-02-07 Sebastian Pop <sebastian.pop@amd.com>
677
678 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
679
28f9f145
SP		 6802010-02-05 Sebastian Pop <sebastian.pop@amd.com>
681 Konrad Trifunovic <konrad.trifunovic@inria.fr>
682
683 PR middle-end/42637
684 * graphite-dependences.c (build_lexicographical_constraint): Return
685 a union of dependence polyhedra.
686 (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
687
45489e99
SP		 688 * gcc.dg/graphite/block-0.c: Enable runtime check. XFAILed.
689 * gcc.dg/graphite/block-4.c: Same.
690 * gcc.dg/graphite/block-7.c: Same.
691 * gcc.dg/graphite/interchange-12.c: Same.
692 * gcc.dg/graphite/interchange-mvt.c: Same.
693 * gfortran.dg/graphite/interchange-1.f: XFAILed.
694 * gfortran.dg/graphite/interchange-3.f90: XFAILed.
695 * gfortran.dg/graphite/run-id-1.f: New testcase for PR42637.
28f9f145 696
4d0bf08b
SP		 6972010-02-03 Sebastian Pop <sebastian.pop@amd.com>
698
45489e99 699 * gcc.dg/graphite/interchange-12.c: Return 0 to avoid
4d0bf08b
SP		 700 the execution check to FAIL. This testcase is miscompiled by Graphite
701 and the check should be re-enabled.
45489e99
SP		 702 * gcc.dg/graphite/interchange-mvt.c: Same.
703 * gcc.dg/graphite/block-0.c: Same.
704 * gcc.dg/graphite/block-4.c: Same.
705 * gcc.dg/graphite/block-7.c: Same.
4d0bf08b 706
54cf8879
SP		 7072010-02-03 Sebastian Pop <sebastian.pop@amd.com>
708
45489e99
SP		 709 * gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.
710 * gcc.dg/graphite/scop-0.c: Fix spaces.
711 * gfortran.dg/graphite/block-1.f90: Rewrite expected output.
712 * gfortran.dg/graphite/block-2.f: Same.
713 * gfortran.dg/graphite/block-3.f90: Same.
714 * gfortran.dg/graphite/block-4.f90: Same.
715 * gfortran.dg/graphite/interchange-1.f: Un-XFAILed.
716 * gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.
54cf8879 717
b5eb099f
SP		 7182010-02-03 Sebastian Pop <sebastian.pop@amd.com>
719
720 * graphite-dependences.c (new_poly_ddr): Initialize PDDR_KIND and
721 PDDR_ORIGINAL_SCATTERING_P.
722 (pddr_is_empty): Rewritten.
723 (print_dependence_polyhedron_layout): New.
724 (print_pddr): New.
725 (debug_pddr): New.
726 (build_alias_set_powerset): Moved up.
727 (poly_drs_may_alias_p): Moved up.
728 (lexicographically_gt_p): Removed.
729 (build_lexicographically_gt_constraint): Renamed
730 build_lexicographical_constraint, reimplemented.
731 (dependence_polyhedron_1): Simplified parameters.
732 (dependence_polyhedron): Same. Keep along empty PDDRs
733 to make efficient use of the cache.
734 (reduction_dr_p): Compute the PBBs don't pass them as parameters.
735 (graphite_legal_transform_dr): Rewritten.
736 (graphite_legal_transform_bb): Pass fewer arguments to
737 graphite_legal_transform_dr.
738 (graphite_carried_dependence_level_k): Simplified implementation.
739 (dot_original_deps_stmt_1): Call dependence_polyhedron.
740 (dot_transformed_deps_stmt_1): Same.
741 (dot_original_deps): Same.
742 (dot_transformed_deps): Same.
743 * graphite-dependences.h (struct poly_ddr): Added a new field
744 original_scattering_p.
745 (PDDR_ORIGINAL_SCATTERING_P): New.
746 (print_pddr): Declared.
747 (debug_pddr): Declared.
748 * graphite-ppl.c: Clarify comment.
749 * sese.h (print_gimple_bb): Removed unused declaration.
750 (debug_gbb): Same.
751
64630e61
SP		 7522010-02-03 Sebastian Pop <sebastian.pop@amd.com>
753
45489e99
SP		 754 * g++.dg/graphite/graphite.exp: Rewritten.
755 * gcc.dg/graphite/graphite.exp: Rewritten.
756 * gfortran.dg/graphite/graphite.exp: Rewritten.
757 * gcc.dg/graphite/block-0.c: Added runtime test.
758 * gcc.dg/graphite/block-1.c: Same.
759 * gcc.dg/graphite/block-3.c: Same.
760 * gcc.dg/graphite/block-4.c: Same.
761 * gcc.dg/graphite/block-5.c: Same.
762 * gcc.dg/graphite/block-6.c: Same.
763 * gcc.dg/graphite/block-7.c: Same.
764 * gcc.dg/graphite/interchange-0.c: Same.
765 * gcc.dg/graphite/interchange-1.c: Same.
766 * gcc.dg/graphite/interchange-10.c: Same.
767 * gcc.dg/graphite/interchange-11.c: Same.
768 * gcc.dg/graphite/interchange-12.c: Same.
769 * gcc.dg/graphite/interchange-2.c: Same.
770 * gcc.dg/graphite/interchange-3.c: Same.
771 * gcc.dg/graphite/interchange-4.c: Same.
772 * gcc.dg/graphite/interchange-5.c: Same.
773 * gcc.dg/graphite/interchange-6.c: Same.
774 * gcc.dg/graphite/interchange-7.c: Same.
775 * gcc.dg/graphite/interchange-8.c: Same.
776 * gcc.dg/graphite/interchange-9.c: Same.
777 * gcc.dg/graphite/interchange-mvt.c: Same.
778 * gcc.dg/graphite/run-id-2.c: Remove useless dg-do run.
64630e61 779
4c8f3c48
RU		 7802010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
781
782 * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
783 background.
784
7852010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
786
787 * common.opt: Add -fgraphite-cloog-opts.
788 * graphite-clast-to-gimple.c (set_cloog_options): Same.
789 * opts.c (decode_options): Same.
790
86e4d552
SP		 7912010-01-20 Sebastian Pop <sebastian.pop@amd.com>
792
45489e99
SP		 793 * gcc.dg/graphite/id-17.c: New.
794 * gcc.dg/graphite/pr41888.c: New.
795 * gcc.dg/graphite/scop-22.c: New.
796 * gfortran.dg/graphite/pr40982.f90: New.
86e4d552 797
3070ac15
SP		 7982010-01-20 Sebastian Pop <sebastian.pop@amd.com>
799
800 * graphite-dependences.c: Clarify comments.
801 (build_pddr): Add an extra parameter direction.
802 (graphite_legal_transform_dr): Use build_pddr.
803 (dot_original_deps_stmt_1): Update use of build_pddr.
804 (dot_transformed_deps_stmt_1): Same.
805 (dot_original_deps): Same.
806 (dot_transformed_deps): Same.
807
45489e99
SP		 808 * gcc.dg/graphite/interchange-12.c: New.
809 * gcc.dg/graphite/block-7.c: New.
3070ac15 810
a7ed6c90
SP		 8112010-01-20 Sebastian Pop <sebastian.pop@amd.com>
812
813 * graphite-dependences.c (pddr_original_scattering): Renamed build_pddr.
814 (pddr_transformed_scattering): Removed.
815 (graphite_legal_transform_dr): Use build_pddr.
816 (dot_original_deps_stmt_1): Same.
817 (dot_transformed_deps_stmt_1): Same.
818 (dot_original_deps): Same.
819 (dot_transformed_deps): Same.
820
e65a7579
SP		 8212010-01-20 Sebastian Pop <sebastian.pop@amd.com>
822
823 * graphite-dependences.c (lexicographically_gt_p): Add comments.
824 (build_lexicographically_gt_constraint): Same.
825 (dependence_polyhedron_1): Same.
826 (dependence_polyhedron): Same.
827
7cbd4c5e
SP		 8282010-01-20 Sebastian Pop <sebastian.pop@amd.com>
829
830 * graphite-dependences.c (build_pairwise_scheduling_equality): Removed.
831 (build_pairwise_scheduling_inequality): Renamed build_pairwise_scheduling.
832 (lexicographically_gt_p): Change type of direction to int.
833 (build_lexicographically_gt_constraint): Same.
834 (dependence_polyhedron_1): Same.
835 (dependence_polyhedron): Same.
836 (pddr_original_scattering): Use integers for direction.
837 (pddr_transformed_scattering): Same.
838 (graphite_legal_transform_dr): Same.
839 (graphite_carried_dependence_level_k): Same.
840
429ba740
SP		 8412010-01-20 Sebastian Pop <sebastian.pop@amd.com>
842
843 * graphite-dependences.c (build_pairwise_constraint): Renamed
844 ppl_build_relation. Moved...
845 (dr_equality_constraints): Use ppl_build_relation.
846 (build_pairwise_scheduling_equality): Same.
847 (build_pairwise_scheduling_inequality): Same.
848 * graphite-ppl.c (ppl_build_relation): ...here.
849 * graphite-ppl.h (ppl_build_relation): Declared.
850
3c7c0158
SP		 8512010-01-14 Sebastian Pop <sebastian.pop@amd.com>
852
853 PR middle-end/42681
854 * graphite-clast-to-gimple.c (gloog_error): New static variable.
855 (clast_to_gcc_expression): Do not build MULT_EXPR of POINTER_TYPE_P.
856 Set gloog_error when such an expression failed to be built.
857 (translate_clast): Early return when gloog_error is set.
858 (gloog): Clear gloog_error. When gloog_error is set, call
859 set_ifsese_condition to enable the original code. Return the status
860 of the code generation based on gloog_error.
861 * sese.c (set_ifsese_condition): New.
862 * sese.h (set_ifsese_condition): Declared.
863
45489e99 864 * g++.dg/graphite/pr42681.C: New.
3c7c0158 865
a7bf45de
SP		 8662010-01-14 Sebastian Pop <sebastian.pop@amd.com>
867
868 PR middle-end/42732
869 * graphite-clast-to-gimple.c (gloog): Call scev_reset_htab and
870 rename_nb_iterations.
871 * sese.c (rename_variables_in_operand): New.
872 (rename_variables_in_expr): New.
873 (rename_nb_iterations): New.
874 (sese_adjust_liveout_phis): Update the rename_map.
875 * sese.h (rename_nb_iterations): Declared.
876 * tree-scalar-evolution.c (scev_reset_htab): New.
877 (scev_reset): Call scev_reset_htab.
878 * tree-scalar-evolution.h (scev_reset_htab): Declared.
879
45489e99 880 * gfortran.dg/graphite/pr42732.f: New.
a7bf45de 881
e1496917
SP		 8822010-01-08 Sebastian Pop <sebastian.pop@amd.com>
883
884 PR middle-end/42393
885 * graphite-clast-to-gimple.c: Fix formatting.
886 * sese.c (defined_in_loop_p): Renamed name_defined_in_loop_p.
887 (expr_defined_in_loop_p): New.
888 (add_loop_exit_phis): Also handle full expressions: remove from
889 the rename_map the expressions defined in the loop that we're closing.
890
45489e99
SP		 891 * gfortran.dg/graphite/pr42393-1.f90: New.
892 * gfortran.dg/graphite/pr42393.f90: Add new flags
e1496917
SP		 893 -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine to also
894 make this testcase useful in the Graphite branch.
895
c8ae0613
SP		 8962010-01-08 Sebastian Pop <sebastian.pop@amd.com>
897
898 * graphite-scop-detection.c (exclude_component_ref): Removed.
899 (is_simple_operand): Removed.
900 (stmt_simple_for_scop_p): Remove use of is_simple_operand.
901
4e98c66c
SP		 9022010-01-07 Sebastian Pop <sebastian.pop@amd.com>
903
904 PR middle-end/42221
905 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
906 the array indexing of ADDR_EXPRs.
907
45489e99 908 * gcc.dg/graphite/pr42221.c: New.
4e98c66c 909
fd4a56ff
SP		 9102010-01-07 Sebastian Pop <sebastian.pop@amd.com>
911
912 PR middle-end/42521
913 * graphite.c (graphite_finalize): Call scev_reset.
914 (graphite_transform_loops): Do not call scev_reset between the code
915 generation of scops.
916
45489e99 917 * gcc.dg/graphite/pr42521.c: New.
fd4a56ff 918
eaffa762
SP		 9192010-01-07 Sebastian Pop <sebastian.pop@amd.com>
920
921 * graphite-interchange.c (memory_stride_in_loop): Renamed
922 pdr_stride_in_loop.
923 (memory_strides_in_loop): Renamed memory_strides_in_loop_1.
924 (memory_strides_in_loop): Memoize the memory strides per loop.
925 (lst_interchange_profitable_p): Do not initialize to zero the memory
926 strides.
927 * graphite-poly.h (struct lst): Add a field memory_strides.
928 (LST_LOOP_MEMORY_STRIDES): New.
929 (new_lst_loop): Initialize LST_LOOP_MEMORY_STRIDES to -1.
930 (free_lst): Clear LST_LOOP_MEMORY_STRIDES.
931
bf69e754
SP		 9322010-01-07 Sebastian Pop <sebastian.pop@amd.com>
933
934 * graphite-interchange.c (memory_strides_in_loop_depth): Renamed
935 memory_strides_in_loop. Gather memory strides on a whole loop.
936 (pbb_interchange_profitable_p): Renamed lst_interchange_profitable_p.
937 (lst_interchange_profitable_p): Removed.
938 (lst_try_interchange_loops): Call lst_interchange_profitable_p.
939
9fa29a09
SP		 9402010-01-07 Sebastian Pop <sebastian.pop@amd.com>
941
942 Revert patch 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
943 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
944 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
945 Remove context_loop and level.
946
11d6ea5e
SP		 9472010-01-07 Richard Guenther <rguenther@suse.de>
948
949 PR tree-optimization/42641
950 * sese.c (rename_map_elt_info): Use the SSA name version, do
951 not hash pointers.
952
9532010-01-06 Sebastian Pop <sebastian.pop@amd.com>
954
955 * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
956 blocked" only when both the strip mine and the interchange have
957 been applied.
958
45489e99
SP		 959 * gcc.dg/graphite/block-2.c: Removed.
960 * gcc.dg/graphite/block-3.c: Add scan pattern.
961 * gcc.dg/graphite/block-4.c: Same.
962 * gcc.dg/graphite/block-5.c: Same.
963 * gcc.dg/graphite/block-6.c: Same.
11d6ea5e 964
556afcdc
SP		 9652010-01-06 Sebastian Pop <sebastian.pop@amd.com>
966
967 * graphite-clast-to-gimple.c (save_clast_name_index): Free slot
968 before allocating a new one.
969 (copy_renames): Check that slot is not NULL.
970 (mark_bb_with_pbb): Same.
971 (compute_cloog_iv_types_1): Same.
972 * graphite-interchange.c (lst_perfect_nestify): Free the before,
973 nest, and after LSTs.
974 (lst_try_interchange_loops): Same.
975
e68c3c6c
SP		 9762010-01-05 Sebastian Pop <sebastian.pop@amd.com>
977
978 PR middle-end/42178
979 * graphite-interchange.c (lst_try_interchange_loops): Do not return
980 the before, nest, and after LSTs.
981 (lst_try_interchange): Removed.
982 (lst_interchange_select_inner): Do not iterate over the LSTs if they
983 were modified.
984 (lst_interchange_select_outer): Apply interchange on the outer loop
985 until there are no more changes in the inner loops.
986
a84a556d
SP		 9872009-12-18 Sebastian Pop <sebastian.pop@amd.com>
988
989 Revert patch fixing PR middle-end/42221.
990
9912009-12-18 Sebastian Pop <sebastian.pop@amd.com>
992
993 PR middle-end/42180
994 * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
995 GIMPLE_CALL.
996
45489e99 997 * gfortran.dg/graphite/pr42180.f90: Add compile flags.
a84a556d 998
b147df0b
SP		 9992009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1000
1001 PR middle-end/42180
1002 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
1003 that contain only one statement.
1004
45489e99 1005 * gfortran.dg/graphite/pr42180.f90: New.
a84a556d 1006
ce20f9d6
SP		 10072009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1008
1009 PR middle-end/42393
45489e99 1010 * gfortran.dg/graphite/pr42393.f90: New.
ce20f9d6 1011
d2a271ac
SP		 10122009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1013
1014 PR middle-end/42186
45489e99 1015 * gfortran.dg/graphite/pr42186.f90: New.
d2a271ac 1016
403ebc7e
SP		 10172009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1018
1019 PR middle-end/42205
1020 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
1021 Insert the reduction copy in the same block as the phi node.
1022 (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
1023
45489e99
SP		 1024 * gcc.dg/graphite/pr42205-1.c: New.
1025 * gcc.dg/graphite/pr42205-2.c: New.
403ebc7e
SP		 1026
10272009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1028
1029 PR middle-end/42221
1030 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
1031 the array indexing of ADDR_EXPRs.
1032
45489e99 1033 * gcc.dg/graphite/pr42221.c: New.
403ebc7e 1034
070ba483
SP		 10352009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1036
1037 PR middle-end/42178
1038 PR middle-end/42334
1039 * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
1040 index. Call lst_interchange_select_inner only once.
1041 (lst_interchange_select_inner): Update use of lst_try_interchange.
1042 (lst_interchange_select_outer): Update.
1043
10442009-12-15 Sebastian Pop <sebastian.pop@amd.com>
1045
1046 PR middle-end/42178
1047 PR middle-end/42334
1048 * graphite-interchange.c (lst_try_interchange): Do not increment the
1049 the OUTER index when there is no AFTER kernel. Do not increment the
1050 OUTER index for after processing the AFTER kernel.
1051 (lst_interchange_select_inner): Call lst_try_interchange only on loops.
1052 (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
1053 index. Do not pass to lst_interchange_select_inner the OUTER index.
1054 (scop_do_interchange): Update use of lst_interchange_select_outer.
1055
45489e99 1056 * gfortran.dg/graphite/graphite.exp
070ba483 1057 (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
45489e99 1058 * gfortran.dg/graphite/interchange-1.f: Add comment. Clean
070ba483 1059 the graphite dump file.
45489e99
SP		 1060 * gfortran.dg/graphite/interchange-2.f: Same.
1061 * gfortran.dg/graphite/pr42334-1.f: New.
070ba483
SP		 1062
10632009-12-15 Sebastian Pop <sebastian.pop@amd.com>
1064
1065 PR middle-end/42178
1066 PR middle-end/42334
1067 * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
1068 that are empty.
1069 (lst_do_interchange_1): Renamed lst_interchange_select_inner.
1070 (lst_try_interchange): Reimplemented.
1071 (lst_interchange_select_inner): Same.
1072 (lst_do_interchange): Renamed lst_interchange_select_outer.
1073 Reimplemented.
1074 (scop_do_interchange): Update use of lst_interchange_select_outer.
1075
45489e99
SP		 1076 * g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
1077 * gcc.dg/graphite/block-0.c: Un-XFAILed.
1078 * gcc.dg/graphite/pr42211.c: New.
1079 * gfortran.dg/graphite/pr42334.f90: New.
070ba483 1080
4b216ab0
SP		 10812009-12-14 Sebastian Pop <sebastian.pop@amd.com>
1082
1083 PR middle-end/42181
1084 * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
1085 carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
1086
45489e99 1087 * gfortran.dg/graphite/pr42181.f90: New.
4b216ab0 1088
c880097d
SP		 10892009-12-12 Sebastian Pop <sebpop@gmail.com>
1090
1091 PR middle-end/42284
1092 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
1093 insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
1094 (detect_commutative_reduction_arg): Simplified.
1095 (detect_commutative_reduction): Early return when the argument of
1096 the close phi is not of an SSA_NAME.
1097
45489e99 1098 * gcc.dg/graphite/pr42284.c: New.
c880097d
SP		 1099
11002009-12-11 Alexander Monakov <amonakov@ispras.ru>
1101
1102 * dbgcnt.def (graphite_scop): New counter.
1103 * graphite.c: Include dbgcnt.h
1104 (graphite_transform_loops): Use new counter to limit transformations.
1105
d505015a
SP		 11062009-12-08 Sebastian Pop <sebpop@gmail.com>
1107
1108 PR middle-end/42285
1109 * graphite-scop-detection.c (graphite_can_represent_init): Also
1110 handle more complex MULT_EXPRs containing parameters by recursion
1111 on the structure.
1112
45489e99 1113 * gfortran.dg/graphite/pr42285.f90: New.
d505015a
SP		 1114
11152009-12-01 Tobias Grosser <grosser@fim.uni-passau.de>
1116
45489e99 1117 * g++.dg/graphite/pr42130.C: Fix type.
d505015a 1118
ed807d06
AM		 11192009-11-29 Alexander Monakov <amonakov@gcc.gnu.org>
1120
45489e99
SP		 1121 * g++.dg/graphite/pr42130.C: Correct testcase.
1122
11232009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
1124
1125 * Merge from mainline (154493:154734).
1126
11272009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
1128
1129 * Merge from mainline (151362:154491).
ed807d06 1130
7c246f5e
TG		 11312009-11-24 Tobias Grosser <grosser@fim.uni-passau.de>
1132
1133 * graphite-clast-to-gimple.c (try_mark_loop_parallel,
1134 graphite_create_new_loop_guard, translate_clast_for): Fix comments.
1135
0dd91484
TG		 11362009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1137
1138 PR middle-end/42130
1139 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
1140 translate_clast_for_loop): New.
1141 (translate_clast_for): Add a condition around the loop, to do not
1142 execute loops with zero iterations.
45489e99
SP		 1143 * g++.dg/graphite/pr42130.C: New.
1144 * gcc.dg/graphite/pr35356-2.c: Adapt.
0dd91484 1145
fd2d813d
TG		 11462009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1147
1148 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
1149 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
1150 Remove context_loop and level.
1151
9016166f
TG		 11522009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1153
1154 * graphite-clast-to-gimple.c (translate_clast_user,
1155 translate_clast_for, translate_clast_guard): Simplify and move common
1156 elements to translate_clast().
1157 (translate_clast): Simplify and get common elements.
1158
e1f9c1cd
TG		 11592009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1160
1161 * graphite-clast-to-gimple.c (translate_clast_user,
1162 translate_clast_for, translate_clast_guard): Split out of
1163 translate_clast.
1164
7a521ff2
TG		 11652009-11-21 Tobias Grosser <grosser@fim.uni-passau.de>
1166
1167 * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
1168 clast_name_to_index, save_clast_name_index, debug_clast_name_index,
1169 debug_clast_name_indexes_1, debug_clast_name_indexes,
1170 clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
1171 (clast_name_to_gcc, clast_to_gcc_expression,
1172 clast_to_gcc_expression_red, gcc_type_for_clast_expr,
1173 gcc_type_for_clast_eq, graphite_translate_clast_equation,
1174 graphite_create_guard_cond_expr, graphite_create_new_loop,
1175 translate_clast): Add params_index.
1176 (initialize_cloog_names): Create parameter strings from scratch, do
1177 not reference other strings.
1178 (create_params_index): New.
1179 (gloog): Initialize params_index.
1180 * graphite-scop-detection (free_scops_1): Removed.
1181 (limit_scops): Use normal free_scops.
1182 * graphite-sese-to-poly.c (save_var_names): Removed.
1183 (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
1184 and SESE_PARAMS_INDEX.
1185 * sese.c (new_sese, free_sese): Dito.
1186 * sese.h (struct sese): Remove params_index, params_names.
1187 (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
1188
ca11b093
SP		 11892009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1190
1191 Revert the following patch from 2009-09-14:
1192 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
1193 tree-scalar-evolution.h, and then tree-data-ref.h.
1194 * graphite-clast-to-gimple.c: Same.
1195 * graphite-dependences.c: Same.
1196 * graphite-interchange.c: Same.
1197 * graphite-poly.c: Same.
1198 * graphite-scop-detection.c: Same.
1199 * graphite-sese-to-poly.c: Same.
1200 * graphite.c: Same.
1201 * lambda-code.c: Same.
1202 * matrix-reorg.c: Same.
1203 * tree-data-ref.c: Same.
1204 * tree-if-conv.c: Same.
1205 * tree-loop-distribu: Same.: Same.
1206 * tree-loop-linear.c: Same.
1207 * tree-parloops.c: Same.
1208 * tree-predcom.c: Same.
1209 * tree-vect-patterns.c: Same.
1210
8a9e9475
SP		 12112009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1212
1213 Revert patch from 2009-09-14.
1214 * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
1215 passes at -O1 and below.
1216
4bf4e169
SP		 12172009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1218
1219 PR middle-end/40281
45489e99 1220 * gcc.dg/graphite/pr40281.c: New.
4bf4e169
SP		 1221
1222 * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
1223 evolutions should not variate in inner loops.
1224
12aec731
SP		 12252009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1226
1227 PR middle-end/42050
45489e99 1228 * gfortran.dg/graphite/pr42050.f90: New.
12aec731 1229
aec12420
SP		 12302009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1231
1232 * graphite-interchange.c (memory_strides_in_loop_depth): New.
1233 (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
1234
25e20d33
SP		 12352009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1236
1237 * graphite-blocking.c (scop_do_block): New.
1238 * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
1239 * graphite-poly.h (scop_do_block): Declared.
1240
e3bde9f4
SP		 12412009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1242
1243 * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
1244 depth is the loop nesting depth in the LST. Call psct_dynamic_dim
1245 to transform depth into the time_depth before calling
1246 pbb_number_of_iterations_at_time.
1247 (lst_do_strip_mine): Use a scalar variable instead of recomputing
1248 lst_depth.
1249
27e432be
SP		 12502009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1251
1252 Reverted the patch for "scattering permutations" from 2009-10-28.
1253
1254 * graphite-poly.c (print_permutation): New.
1255 (debug_permutation): New.
1256 (new_poly_bb): Initialize PBB_PERMUTATION.
1257 (free_poly_bb): Free PBB_PERMUTATION.
1258 * graphite-poly.h (pbb_permutation_elt_p): Declared.
1259 (struct pbb_permutation_elt): New.
1260 (PBB_PERMUTATION_ELT_STRIDE): New.
1261 (PBB_PERMUTATION_ELT_STRIDED_P): New.
1262 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
1263 (new_pbb_permutation_elt): New.
1264 (pbb_permutation_elt_free): New.
1265 (struct poly_bb): Add field permutation.
1266 (PBB_PERMUTATION): New.
1267 (print_permutation): Declared.
1268 (debug_permutation): Declared.
1269
2bc529bf
KT		 12702009-11-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1271
1272 * graphite-interchange.c (build_partial_difference): New.
1273 (memory_stride_in_loop): Refactored the computation of
1274 equality constraints into build_partial_difference function.
1275 Added support for debugging stride computations.
1276
8c54631d
SP		 12772009-11-03 Sebastian Pop <sebastian.pop@amd.com>
1278
1279 * graphite-clast-to-gimple.c (gloog): Free if_region,
1280 if_region->true_region, and if_region->region.
1281 * sese.c (if_region_set_false_region): Free if_region->false_region.
1282 (create_if_region_on_edge): Do not use GGC_NEW.
1283 (move_sese_in_condition): Remove useless initialization.
1284
7b7f2ca7
SP		 12852009-11-03 Sebastian Pop <sebastian.pop@amd.com>
1286
1287 * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
1288 for the loops created by the loop distribution. Do not modify the
1289 input LSTs.
1290 (lst_try_interchange_loops): Same. Use a temporary LST for the
1291 transformed schedule. Call lst_update_scattering before data
1292 dependence analysis.
1293 (lst_try_interchange): Pass an extra parameter INDEX.
1294 (lst_do_interchange_1): New.
1295 (lst_do_interchange): Call lst_do_interchange_1.
1296 (scop_do_interchange): Call lst_update_scattering.
1297 * graphite-poly.c (apply_poly_transforms): Do not call
1298 lst_update_scattering.
1299 * graphite-poly.h (lst_pred): New.
1300 (lst_succ): New.
1301 (lst_find_first_pbb): Return NULL when not found.
1302 (lst_empty_p): New.
1303 (lst_insert_in_sequence): Allow LST1 to be NULL.
1304 (lst_replace): New.
1305 (lst_substitute_3): New.
1306 * gcc.dg/graphite/interchange-1.c: XFail.
1307 * gcc.dg/graphite/interchange-8.c: XFail.
1308 * gcc.dg/graphite/interchange-11.c: XFail.
1309
6119e7d5
SP		 13102009-10-30 Sebastian Pop <sebastian.pop@amd.com>
1311
1312 * graphite-interchange.c (lst_perfectly_nested_p): New.
1313 (lst_perfect_nestify): New.
1314 (lst_try_interchange_loops): Call store_lst_schedule,
1315 lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
1316 (scop_do_interchange): Avoid redundant legality test.
1317 Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
1318 * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
1319 * graphite-poly.h (psct_static_dim): New.
1320 (lst_dewey_number_at_depth): New.
1321 (lst_find_pbb): Restructured.
1322 (lst_find_first_pbb): Restructured.
1323 (lst_find_last_pbb): New.
1324 (lst_contains_p): New.
1325 (lst_contains_pbb): New.
1326 (lst_create_nest): New.
1327 (lst_remove_from_sequence): New.
1328 (pbb_update_scattering): New.
1329 (lst_update_scattering_under): New.
1330 (lst_update_scattering_seq): New.
1331 (lst_update_scattering): New.
1332 (lst_insert_in_sequence): New.
1333 (lst_distribute_lst): New.
1334 (lst_remove_all_before_including_pbb): New.
1335 (lst_remove_all_before_excluding_pbb): New.
1336
431f3f22
SP		 13372009-10-30 Sebastian Pop <sebastian.pop@amd.com>
1338
1339 * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
1340 get_loop_exit_edges.
1341
4c768046
SP		 13422009-10-30 Sebastian Pop <sebastian.pop@amd.com>
1343
1344 * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
1345
5fa8514e
SP		 13462009-10-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1347
1348 * graphite-poly.c (print_permutation): New.
1349 (debug_permutation): New.
1350 (new_poly_bb): Initialize PBB_PERMUTATION.
1351 (free_poly_bb): Free PBB_PERMUTATION.
1352 * graphite-poly.h (pbb_permutation_elt_p): Declared.
1353 (struct pbb_permutation_elt): New.
1354 (PBB_PERMUTATION_ELT_STRIDE): New.
1355 (PBB_PERMUTATION_ELT_STRIDED_P): New.
1356 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
1357 (new_pbb_permutation_elt): New.
1358 (pbb_permutation_elt_free): New.
1359 (struct poly_bb): Add field permutation.
1360 (PBB_PERMUTATION): New.
1361 (print_permutation): Declared.
1362 (debug_permutation): Declared.
1363
6c6f84d7
SP		 13642009-10-26 Sebastian Pop <sebastian.pop@amd.com>
1365
1366 * graphite-clast-to-gimple.c (gloog): Do not call
1367 sese_reset_aux_in_loops.
1368 * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
1369 extra argument for domains. Do not use loop->aux.
1370 (build_scop_iteration_domain): Initialize and free domains, pass it
1371 to build_loop_iteration_domains and extract the information from
1372 domains. Do not use loop->aux.
1373 * sese.c (sese_reset_aux_in_loops): Removed.
1374 * sese.h (sese_reset_aux_in_loops): Removed.
1375
585b3e19
SP		 13762009-10-26 Sebastian Pop <sebastian.pop@amd.com>
1377
1378 * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
1379 (dependency_in_loop_p): Same.
1380 (translate_clast): Do not use loop->aux. Initialize
1381 loop->can_be_parallel.
1382 (mark_loops_parallel): Removed.
1383 * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
1384 * graphite.c (free_aux_in_new_loops): Removed.
1385 (graphite_finalize): Do not call free_aux_in_new_loops.
1386 (graphite_transform_loops): Do not call mark_loops_parallel.
1387
13882009-10-26 Li Feng <nemokingdom@gmail.com>
a7ed27ac
LF		 1389
1390 * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
1391 (translate_clast): Pass an extra parameter LEVEL.
1392 Call get_scattering_level.
1393 * graphite-clast-to-gimple.h (get_scattering_level): New.
1394
8e6ef139
SP		 13952009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1396
1397 * cfgloop.c (alloc_loop): Initialize loop->single_iv.
1398 * cfgloop.h (struct loop): New field single_iv.
1399
1400 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
1401 loop->aux anymore: use loop->single_iv.
1402 (graphite_loop_normal_form): Moved...
1403 (build_graphite_loop_normal_form): Removed.
1404 (gloog): Do not call build_graphite_loop_normal_form.
1405 (free_aux_in_new_loops): Moved...
1406 (mark_loops_parallel): Restructure.
1407 * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
1408 * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
1409 (scop_canonicalize_loops): New.
1410 (build_poly_scop): Call scop_canonicalize_loops.
1411 * graphite.c (free_aux_in_new_loops): ...here.
1412
e6dd91b2
SP		 14132009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1414
1415 * g++.dg/graphite/graphite.exp: Add the same rules as in
1416 gcc.dg/graphite/graphite.exp.
1417
47fb473f
SP		 14182009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1419
1420 * g++.dg/graphite/id-1.C: New.
1421
63858ac6
SP		 14222009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1423
1424 * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
1425 argument base_name.
1426 (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
1427 (rewrite_phi_out_of_ssa): Same.
1428 (rewrite_cross_bb_scalar_deps): Same.
1429 (translate_scalar_reduction_to_array): Same.
1430
decfe536
SP		 14312009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1432
1433 * graphite-sese-to-poly.c (build_scop_drs): Disable call to
1434 dump_alias_graphs.
1435
0d5ef2a9
SP		 14362009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1437
1438 * graphite-sese-to-poly.c (dump_alias_graphs): New.
1439 (build_scop_drs): Call dump_alias_graphs.
1440
f70de156
SP		 14412009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1442
1443 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
1444 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
1445 (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
1446 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
1447 * graphite-poly.h (free_lst): New.
1448 (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
1449 (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
1450
74715a9b
SP		 14512009-10-22 Sebastian Pop <sebastian.pop@amd.com>
1452
1453 * graphite-poly.h (struct scop): Add a field saved_schedule.
1454 (SCOP_SAVED_SCHEDULE): New.
1455 (store_lst_schedule): New.
1456 (restore_lst_schedule): New.
1457 (store_scattering): Call store_lst_schedule.
1458 (restore_scattering): Call restore_lst_schedule.
1459
fb00d28e
SP		 14602009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1461
1462 * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
1463 (pdr_add_alias_set): Same.
1464 (build_poly_dr): Same.
1465 (build_alias_set_optimal_p): Same.
1466 (build_base_obj_set_for_drs): Same. Do not store the result of
1467 graphds_dfs.
1468
917f481a
SP		 14692009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1470
1471 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
1472 all_components_are_cliques to 1.
1473
2b178a5f
LF		 14742009-10-20 Li Feng <nemokingdom@gmail.com>
1475
1476 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
1477 the new structure.
1478 (pdr_add_alias_set): Update retrieving alias_set_num.
1479 (build_poly_dr): Update retrieving dr_base_object_set.
1480 (partition_drs_to_sets): Remove.
1481 (build_alias_set_optimal_p): New.
1482 (build_alias_set_for_drs): Rename.
1483 (build_scop_drs): Update.
1484 * graphite-sese-to-poly.h (struct base_alias_pair): New.
1485 (ALIAS_SET_INDEX): Remove.
1486 (BASE_OBJECT_SET_INDEX): Remove.
1487
e8af4842
SP		 14882009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1489
1490 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
1491
3899a0b2
SP		 14922009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1493
1494 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
1495 loop upper bounds for 1-element arrays at end of structures.
1496 * tree-flow.h (array_at_struct_end_p): Declared.
1497 * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
1498
e34e5835
SP		 14992009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1500
1501 * g++.dg/graphite/pr41305.C: New.
1502
07b0d0e2
AM		 15032009-10-20 Alexander Monakov <amonakov@ispras.ru>
1504
1505 * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
1506 construction of parameter constraints from loop iteration analysis.
1507 * gcc.dg/graphite/run-id-2.c: New test.
1508
67255edf
SP		 15092009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1510
1511 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
1512 and new_cstr.
1513
14ba996b
SP		 15142009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1515
1516 * graphite-dependences.c (dependence_polyhedron_1): Remove
1517 unused gdim dimensions from the DDR polyhedron.
1518
4454141a
SP		 15192009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1520
1521 * graphite-dependences.c (pddr_transformed_scattering): New.
1522 (dot_original_deps_stmt_1): New.
1523 (dot_transformed_deps_stmt_1): New.
1524 (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
1525 dot_transformed_deps_stmt_1.
1526 (dot_original_deps): New.
1527 (dot_transformed_deps): New.
1528 (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
1529
dd61070d
SP		 15302009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1531
1532 * graphite-dependences.c (reduction_dr_1): Remove wrong
1533 assert: reduction BBs can have multiple reduction writes
4454141a 1534 to memory. interchange-3.f90 is an example.
dd61070d 1535
65421bcc
SP		 15362009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1537
1538 * gfortran.dg/graphite/interchange-3.f90: New.
1539
3e9f43ee
SP		 15402009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1541
1542 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
1543
16bf8ab1
SP		 15442009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1545
1546 * graphite-dependences.c (dependence_polyhedron_1): Add the
1547 context to the dependence polyhedron.
1548
d422adfa
SP		 15492009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1550
1551 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
1552 PBB_PDR_DUPLICATES_REMOVED.
1553 (new_poly_bb): Same.
1554
62e475c5
SP		 15552009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1556
1557 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
1558 SCOP_CONTEXT.
1559 (build_loop_iteration_domains): Extract bounds on parameters
1560 based on the data size.
1561 (build_scop_context): Do not initialize SCOP_CONTEXT;
1562 add new constraints.
1563
3ecbce7e
SP		 15642009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1565
1566 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
1567 * graphite-ppl.h (graphite-ppl.h): Declared.
1568
04863400
SP		 15692009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1570
1571 * graphite-ppl.c (ppl_print_linear_expr): New.
1572 (debug_ppl_linear_expr): New.
1573 * graphite-ppl.h (ppl_print_linear_expr): Declared.
1574 (debug_ppl_linear_expr): Declared.
1575
009150e1
SP		 15762009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1577
1578 * graphite-interchange.c: Fix comments.
1579 * gcc.dg/graphite/block-1.c: Fix comments.
1580
9b196c93
SP		 15812009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1582
1583 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
1584 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
1585
caa675f8
SP		 15862009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1587
1588 Reapply the patch from Alexander Monakov that disappeared during
1589 the last merges from trunk.
1590
1591 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
1592
1593 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1594 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1595
92d92abb
SP		 15962009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1597
1598 * graphite-interchange.c (memory_stride_in_loop): The depth
1599 argument corresponds to a dynamic time dimension, so use
1600 psct_dynamic_dim to refer to the transformed scattering dimension.
1601
23159c56
SP		 16022009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1603
1604 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
1605
5c6c42c9
SP		 16062009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1607
1608 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
1609 root of the LST.
1610 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
1611 the root of the LST.
1612 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
1613 fake loop.
1614 (print_lst): Print the root of LST in a different format.
1615 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
1616
f58be90e
SP		 16172009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1618
1619 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
1620
4e4ee197
SP		 16212009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1622
1623 * doc/passes.texi: Document the Graphite infrastructure.
1624
6c4499b6
SP		 16252009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1626
1627 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
1628 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
1629 and check the SSA representation.
1630
1631 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
1632
8e49fe91
SP		 16332009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1634
1635 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
1636
bb2b2dfc
SP		 16372009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1638
1639 * gcc.dg/graphite/interchange-11.c: New.
1640
e7ed4a64
SP		 16412009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1642
1643 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
1644
d7f25aa6
SP		 16452009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1646
1647 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1648 Add -fno-loop-strip-mine and -fno-loop-interchange.
1649 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
1650 -fno-loop-strip-mine.
1651 * gfortran.dg/graphite/graphite.exp: Same.
1652
6231cf49
SP		 16532009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1654
1655 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1656 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
1657 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
1658 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
1659 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
1660 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
1661 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
1662 DEFAULT_FLAGS_GRAPHITE_SCOP.
1663 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
1664 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
1665
2b7c09a8
SP		 16662009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1667
1668 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
1669
b0c7a278
KT		 16702009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1671 Sebastian Pop <sebastian.pop@amd.com>
1672
1673 * graphite-interchange.c (build_linearized_memory_access): Pass an
1674 offset as parameter.
1675 (memory_stride_in_loop): Include transform scattering in the
1676 access functions to be able to querry the strides in the
1677 transformed loops.
1678 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
1679 not the psct_iterator_dim.
1680
13ae6f91
SP		 16812009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1682
1683 * graphite-blocking.c (pbb_do_strip_mine): Removed.
1684 (lst_do_strip_mine_loop): New.
1685 (lst_do_strip_mine): New.
1686 (scop_do_strip_mine): Call lst_do_strip_mine.
1687 * graphite-poly.h (lst_add_loop_under_loop): New.
1688 (lst_find_first_pbb): New.
1689
c0fe753b
SP		 16902009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1691
1692 * graphite-poly.c (loop_to_lst): Fix LST creation.
1693
8d75ec87
TG		 16942009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
1695
45489e99 1696 * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
8d75ec87
TG		 1697 sizeof(unsigned long) to make it run on 32bit systems.
1698
16992009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
1700
45489e99 1701 * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
8d75ec87
TG		 1702 SEGFAULT on 32bit.
1703
2e5a7cbf
RU		 17042009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1705
8d75ec87
TG		 1706 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
1707 Comment.
2e5a7cbf
RU		 1708 (write_alias_graph_to_ascii_dot): New.
1709 (write_alias_graph_to_ascii_ecc): Ditto.
8d75ec87
TG		 1710 (partition_drs_to_sets): Add testing of optimality of current method
1711 which assigns alias numbers according to DFS Comopnent number. used
1712 as heuristic for the upcoming ECC algorithm.
2e5a7cbf
RU		 1713 (build_scop_drs): Write to file also with the ecc and dot format.
1714
1e82de2a
SP		 17152009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1716
1717 * gfortran.dg/graphite/interchange-1.f: XFail.
1718
9bf13085
SP		 17192009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1720
1721 * graphite.c (graphite_initialize): Do not handle functions with
1722 more than 100 basic blocks.
1723
e797c5f2
SP		 17242009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1725
1726 * graphite-blocking.c (pbb_do_strip_mine): Use
1727 PARAM_LOOP_BLOCK_TILE_SIZE.
1728
bfa00f48
SP		 17292009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1730
1731 * graphite-poly.c (dot_lst_1): New.
1732 (dot_lst): New.
1733 * graphite-poly.h (dot_lst): Declared.
1734
3c7bdeb8
SP		 17352009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1736
1737 * graphite-dependences.c (dot_deps_stmt_1): New.
1738 (dot_deps_stmt): New.
1739 * graphite-dependences.h (dot_deps_stmt): Declared.
1740
c7dc2fab
SP		 17412009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1742
1743 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
1744 not replace cross BB scalar dependences ending on PHI nodes.
1745 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
1746
24c79709
SP		 17472009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1748
1749 * graphite-poly.c (apply_poly_transforms): Implement the high
1750 level driver for flag_loop_block.
45489e99 1751 * opts.c (decode_options): Enable flag_loop_block at -O2.
24c79709
SP		 1752 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
1753 flag_loop_block.
1754
1755 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
1756 -floop-block.
1757 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1758 Add -floop-block.
1759
a0517b76
SP		 17602009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1761
1762 * graphite-poly.h (lst_find_pbb): New.
1763 (find_lst_loop): New.
1764
9d077835
SP		 17652009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1766
1767 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
1768 * graphite-poly.h (struct scop): Remove dep_graph field.
1769 (SCOP_DEP_GRAPH): Removed.
1770
75b63a91
SP		 17712009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1772
1773 * graphite-poly.h (copy_lst): Do full copy of LST.
1774
7cc4ff8d
SP		 17752009-10-07 Sebastian Pop <sebastian.pop@amd.com>
1776
1777 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
1778 when the loop stride is zero.
1779
1780 * gcc.dg/graphite/id-16.c: New.
1781
60d2a8c3
SP		 17822009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1783
1784 * graphite-dependences.c (reduction_dr_1): New.
1785 (reduction_dr_p): New.
1786 (graphite_legal_transform_dr): Call reduction_dr_p.
1787 (reduction_ddr): Renamed reduction_ddr_p.
1788 * graphite-poly.h (same_pdr_p): New.
1789 (number_of_write_pdrs): New.
1790 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
1791 (split_reduction_stmt): Do not split reduction statements
1792 when there are no writes to memory.
1793 (translate_scalar_reduction_to_array_for_stmt): Insert the
1794 memory reduction statement just after the scalar reduction statement.
1795
1796 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
1797 Un-XFAIL-ed.
1798 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
1799 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
1800
95baeff8
SP		 18012009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1802
1803 * graphite-interchange.c (lst_apply_interchange): New.
1804 (lst_interchange_profitable_p): New.
1805 (lst_try_interchange_loops): New.
1806 (lst_try_interchange): New.
1807 (lst_do_interchange): New.
1808 (pbb_do_interchange): Removed.
1809 (scop_do_interchange): Call lst_do_interchange.
1810
a36d12e2
SP		 18112009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1812
1813 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
1814 SCOP_TRANSFORMED_SCHEDULE.
1815 (loop_to_lst): New.
1816 (scop_to_lst): New.
1817 (print_lst): New.
1818 (debug_lst): New.
1819 * graphite-poly.h (lst_p): New.
1820 (struct lst): New.
1821 (LST_LOOP_P): New.
1822 (LST_LOOP_FATHER): New.
1823 (LST_PBB): New.
1824 (LST_SEQ): New.
1825 (scop_to_lst): Declared.
1826 (print_lst): Declared.
1827 (debug_lst): Declared.
1828 (new_lst_loop): New.
1829 (new_lst_stmt): New.
1830 (copy_lst): New.
1831 (lst_depth): New.
1832 (lst_dewey_number): New.
1833 (struct scop): Add original_schedule and transformed_schedule fields.
1834 (SCOP_ORIGINAL_SCHEDULE): New.
1835 (SCOP_TRANSFORMED_SCHEDULE): New.
1836 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
1837
a0dd1440
SP		 18382009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1839
1840 * graphite-dependences.c (reduction_ddr): New.
1841 (graphite_legal_transform_bb): Call reduction_ddr.
1842 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
1843 Initialize PBB_IS_REDUCTION.
1844 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
1845 (PBB_IS_REDUCTION): New.
1846 (new_poly_bb): Update declaration.
1847 * graphite-scop-detection.h (build_scop_bbs): Removed.
1848 (nb_reductions_in_loop): Removed.
1849 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
1850 parameter for reductions.
1851 (try_generate_gimple_bb): Update call to new_poly_bb.
1852 (build_scop_bbs_1): Same.
1853 (build_scop_bbs): Same.
1854 (gsi_for_phi_node): New.
1855 (scalar_close_phi_node_p): Remove gcc_assert.
1856 (split_reduction_stmt): New.
1857 (is_reduction_operation_p): New.
1858 (phi_contains_arg): New.
1859 (follow_ssa_with_commutative_ops): New.
1860 (detect_commutative_reduction_arg): New.
1861 (detect_commutative_reduction_assign): New.
1862 (follow_inital_value_to_phi): New.
1863 (edge_initial_value_for_loop_phi): New.
1864 (initial_value_for_loop_phi): New.
1865 (detect_commutative_reduction): New.
1866 (translate_scalar_reduction_to_array_for_stmt): New.
1867 (insert_copyout): New.
1868 (insert_copyin): New.
1869 (translate_scalar_reduction_to_array): New.
1870 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
1871 (rewrite_commutative_reductions_out_of_ssa_loop): New.
1872 (rewrite_commutative_reductions_out_of_ssa): New.
1873 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
1874 * sese.h (split_region_for_bb): New.
1875
1876 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
1877 * gcc.dg/graphite/interchange-1.c: Fix format.
1878 * gcc.dg/graphite/interchange-10.c: New.
1879
db7e9485
SP		 18802009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1881
1882 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
1883 buggy assert.
1884
5dcc64d9
SP		 18852009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1886
1887 * graphite-sese-to-poly.c (scev_analyzable_p): New.
1888 (rewrite_cross_bb_scalar_dependence): New.
1889 (rewrite_cross_bb_scalar_deps): New.
1890 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
1891 Call rewrite_cross_bb_scalar_deps.
1892
947121b8
SP		 18932009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1894
1895 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
1896 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
1897 gsi_for_stmt.
1898
d48e288d
SP		 18992009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1900
1901 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
1902 * graphite-interchange.c (pbb_do_interchange): Same.
1903 * graphite-poly.c (print_scattering_function): Same.
1904 (debug_pdrs): Same.
1905 * graphite-poly.h (pbb_loop): New.
1906 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
1907
d17286f6
SP		 19082009-09-27 Sebastian Pop <sebastian.pop@amd.com>
1909
1910 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
1911
ee03cd20
SP		 19122009-09-27 Sebastian Pop <sebastian.pop@amd.com>
1913
1914 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
1915 so don't pass a pointer to it.
1916 (build_alias_set_for_drs): Same.
1917 (build_base_obj_set_for_drs): Same.
1918 (build_scop_drs): Same.
1919
888beba1
LF		 19202009-09-26 Li Feng <nemokingdom@gmail.com>
1921
1922 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
1923 the alias graph of data references.
1924
cd43e5d7
LF		 19252009-09-25 Li Feng <nemokingdom@gmail.com>
1926
1927 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
1928 (build_scop_drs): When debugging, write the alias graph to file,
1929 otherwise, should be disabled.
1930
45489e99
SP		 19312009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1932
1933 * Merge from mainline (151310:151361).
1934
19352009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1936
1937 * Merge from mainline (151171:151310).
1938
19392009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1940
1941 * Merge from mainline (151171:151806).
1942
19432009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1944
1945 * Revert the last commit.
1946
19472009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1948
1949 * Merge from mainline (151171:151819).
1950
aeda6535
SP		 19512009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1952
1953 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
1954 (is_simple_operand): Remove call to stmt_simple_memref_p.
1955 (stmt_simple_for_scop_p): Update call to is_simple_operand.
1956
8b6b8570
DE		 19572009-09-17 David Edelsohn <edelsohn@gnu.org>
1958
45489e99
SP		 1959 * gcc.dg/graphite/interchange-mvt.c: New File.
1960 * gcc.dg/graphite/scop-dsyrk.c: New File.
1961 * gcc.dg/graphite/scop-dsyr2k.c: New File.
1962 * gcc.dg/graphite/scop-mvt.c: New File.
1963 * gcc.dg/graphite/scop-sor.c: New File.
8b6b8570 1964
1825f9a2
LF		 19652009-09-17 Li Feng <nemokingdom@gmail.com>
1966
1825f9a2
LF		 1967 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
1968 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
1969 (graphite_carried_dependence_level_k): Ditto.
1970 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
1971 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
1972 (new_poly_dr): Adjust declaration.
1973 * graphite-sese-to-poly.c (free_data_refs_aux): New.
1974 (free_gimple_bb): Added free_data_refs_aux.
1975 (build_poly_dr): Add dr_base_object_set.
1976 (partition_drs_to_sets): New.
1977 (dr_same_base_object_p): New.
1978 (build_alias_set_for_drs): New.
1979 (build_base_object_set_for_drs): New.
1980 (build_scop_drs): Add build_base_obj_set_for_drs.
1981 * graphite-sese-to-poly.h: Added #define for alias set number index and
1982 base object set index.
1983 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
1984 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
1985
ac90803f
SP		 19862009-09-16 Alexander Monakov <amonakov@ispras.ru>
1987
1988 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1989 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1990
54fc808a
SP		 19912009-09-14 Sebastian Pop <sebastian.pop@amd.com>
1992
1993 * graphite-sese-to-poly.c (struct irp_data): Removed.
1994 (idx_record_params): Removed.
1995 (find_params_in_bb): Scan for parameters the access functions; don't
1996 parse the tree representation.
1997
e88e021f
SP		 19982009-09-14 Sebastian Pop <sebastian.pop@amd.com>
1999
2000 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
2001 passes at -O1 and below.
2002
3690f8d7
SP		 20032009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2004
2005 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
2006 tree-scalar-evolution.h, and then tree-data-ref.h.
2007 * graphite-clast-to-gimple.c: Same.
2008 * graphite-dependences.c: Same.
2009 * graphite-interchange.c: Same.
2010 * graphite-poly.c: Same.
2011 * graphite-scop-detection.c: Same.
2012 * graphite-sese-to-poly.c: Same.
2013 * graphite.c: Same.
2014 * lambda-code.c: Same.
2015 * matrix-reorg.c: Same.
2016 * tree-data-ref.c: Same.
2017 * tree-if-conv.c: Same.
2018 * tree-loop-distribu: Same.: Same.
2019 * tree-loop-linear.c: Same.
2020 * tree-parloops.c: Same.
2021 * tree-predcom.c: Same.
2022 * tree-vect-patterns.c: Same.
2023
2495a183
SP		 20242009-09-02 Sebastian Pop <sebastian.pop@amd.com>
2025
2026 Partially revert the previous patch, except the following.
2027 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
2028 as parameters the operands of the not expression.
2029
20179b0d
SP		 20302009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2031
2032 * tree-scalar-evolution.c (instantiate_scev_assign): New.
2033 Do not call analyze_scalar_evolution on assignments.
2034 (instantiate_scev_phi): Call analyze_scalar_evolution.
2035 (instantiate_scev_name): Call instantiate_scev_assign and
2036 instantiate_scev_phi.
2037 (instantiate_scev_not): Adapted to pass as parameters the operands
2038 of the not expression.
2039
ffa34f4b
SP		 20402009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2041
2042 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
2043 to pass as parameters the operands of the binary expression.
2044
4b9d48a1
SP		 20452009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2046
2047 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
2048 instantiate_scev_not. Handle NEGATE_EXPR.
2049 (instantiate_scev_r): Handle NEGATE_EXPR.
2050
9e5dc77f
SP		 20512009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2052
2053 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
2054 instantiate_scev_r.
2055 (instantiate_scev_r): Move code in instantiate_scev_2
2056 and instantiate_scev_1.
2057
d814176c
SP		 20582009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2059
2060 * tree-scalar-evolution.c (instantiate_scev_3): New.
2061 (instantiate_scev_1): Move code in instantiate_scev_3.
2062
ec6636eb
SP		 20632009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2064
2065 * tree-scalar-evolution.c (instantiate_scev_poly): New.
2066 (instantiate_scev_1): Move code in instantiate_scev_poly.
2067
7ec0665d
SP		 20682009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2069
2070 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
2071 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
2072
9c382ce9
SP		 20732009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2074
2075 * tree-scalar-evolution.c (instantiate_scev_convert): New.
2076 (instantiate_scev_1): Move code in instantiate_scev_convert.
2077
15fda317
SP		 20782009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2079
2080 * tree-scalar-evolution.c (instantiate_scev_binary): New.
2081 (instantiate_scev_1): Move code in instantiate_scev_binary.
2082
320f5a78
SP		 20832009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2084
2085 * tree-scalar-evolution.c (instantiate_scev_name): New.
2086 (instantiate_scev_1): Move code in instantiate_scev_name.
2087
20882009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2089
2090 * Merge from mainline (150992:151171).
2091
45489e99
SP		 20922009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2093
2094 * opts.c (decode_options): Enable flag_loop_interchange at -O2.
2095
211694b6
SP		 20962009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2097
2098 * graphite-dependences.c (graphite_legal_transform_bb): Call
2099 pbb_remove_duplicate_pdrs.
2100 * graphite-poly.c (can_collapse_pdr): Removed.
2101 (pdr_find_duplicate): Removed.
2102 (can_collapse_pdrs): New.
2103 (pbb_remove_duplicate_pdrs): New.
2104 (new_poly_dr): Do not look for duplicates.
2105 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
2106 (PBB_PDR_DUPLICATES_REMOVED): New.
2107 (pbb_remove_duplicate_pdrs): Declared.
2108
7bd2a8a7
SP		 21092009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2110
2111 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
2112 the strides by multiplying by PDR_NB_REFS.
2113 * graphite-poly.c (can_collapse_pdr): New.
2114 (pdr_find_duplicate): New.
2115 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
2116 Initialize PDR_NB_REFS.
2117 * graphite-poly.h (struct poly_dr): Add field nb_refs.
2118 (PDR_NB_REFS): New.
2119 (new_poly_dr): Number of subscripts is a graphite_dim_t.
2120
21212009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2122
2123 Revert one of the previous commits:
2124 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
2125 the computation of symmetric data dependence relations.
2126 (dependency_between_pbbs_p): Same.
2127
93b2db87
SP		 21282009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2129
2130 PR middle-end/40965
2131 * graphite-poly.c (apply_poly_transforms): Remove legality test before
2132 any transform.
2133
d8eeb078
SP		 21342009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2135
2136 * graphite-dependences.c (pddr_original_scattering): Return NULL
2137 for read-read dependence relations.
2138 * graphite-poly.h (enum poly_dr_type): Fix comment.
2139 (pdr_read_p): New.
2140 (pdr_write_p): New.
2141 (pdr_may_write_p): New.
2142
e6dec0fb
SP		 21432009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2144
2145 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
2146 (struct poly_dr): Same.
2147 (new_poly_dr): Same.
2148 * graphite-poly.c (new_poly_dr): Same.
2149
baf4b881
KT		 21502009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2151 Sebastian Pop <sebastian.pop@amd.com>
2152
2153 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
2154 pbb_strip_mine_time_depth. Changed the implementation so that
2155 transformation is expressed as a transformation on
2156 time (scatttering) dimensions. Also, ensures that the 2d+1
2157 scheduling format is preserved.
2158 (pbb_strip_mine_profitable_p): Profitability is based on the
2159 iteration number of a given time (scattering) dimension,
2160 and not on a original loop depth dimension.
2161 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
2162 (pbb_do_strip_mine): Call psct_dynamic_dim.
2163 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
2164 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
2165 (pbb_nb_dynamic_scattering_transform): New.
2166 (psct_dynamic_dim): New.
2167
059a5f9f
KT		 21682009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2169
2170 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2171 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2172 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
2173 * graphite-interchange.c (build_linearized_memory_access): Same.
2174 (memory_stride_in_loop): Same.
2175
afae0207
SP		 21762009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2177
2178 * graphite-dependences.c (pddr_original_scattering): New.
2179 (graphite_legal_transform_dr): Call pddr_original_scattering.
2180 (dot_deps_1): New.
2181 (dot_deps): New.
2182 * graphite-dependences.h (dot_deps): Declared.
2183 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
2184 (print_pdr): Print PDR_ID.
2185 * graphite-poly.h (struct poly_dr): Add field id.
2186 (PDR_ID): New.
2187 (pbb_index): New.
2188 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
2189
f8e0bb8b
SP		 21902009-08-22 Sebastian Pop <sebastian.pop@amd.com>
2191
2192 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
2193 not delete the original dependence relation.
2194
21952009-08-21 Sebastian Pop <sebastian.pop@amd.com>
2196
2197 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
2198 the computation of symmetric data dependence relations.
2199 (dependency_between_pbbs_p): Same.
2200
e37f165f
SP		 22012009-08-21 Sebastian Pop <sebastian.pop@amd.com>
2202
2203 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
2204 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
2205 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
2206 (free_poly_ddr): New.
2207 (pddr_is_empty): New.
2208 (dependence_polyhedron_1): Now returns a poly_ddr_p.
2209 (dependence_polyhedron): Same. Remove useless gcc_assert.
2210 Remove fprintfs.
2211 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
2212 (graphite_carried_dependence_level_k): Call pddr_is_empty.
2213 * graphite-dependences.h (enum poly_dependence_kind): New.
2214 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
2215 (PDRP_SOURCE): Renamed PDDR_SOURCE.
2216 (PDRP_SINK): Renamed PDDR_SINK.
2217 (PDRP_DDP): Renamed PDDR_DDP.
2218 (PDDR_KIND): New.
2219 (free_poly_ddr): Declared.
2220 * graphite-poly.c (new_scop): Use the new hash function names.
2221 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
2222 into original_pddrs.
2223 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
2224
22252009-08-21 Sebastian Pop <sebastian.pop@amd.com>
2226
2227 * Merge from mainline (150764:150992).
2228
45e76e9f
SP		 22292009-08-18 Sebastian Pop <sebastian.pop@amd.com>
2230
2231 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
2232 bounds with LT_EXPR to make niter analysis more precise on code
2233 generated by Graphite.
2234
66b466c3
SP		 22352009-08-18 Sebastian Pop <sebastian.pop@amd.com>
2236
2237 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
2238 (graphite_legal_transform_bb): Same.
2239 (poly_drs_may_alias_p): Same.
2240
f263917c
SP		 22412009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2242
2243 PR middle-end/40981
2244 * graphite-ppl.c (ppl_max_for_le): Correct the use of
2245 ppl_Pointset_Powerset_C_Polyhedron_maximize.
2246
22472009-08-13 Sebastian Pop <sebastian.pop@amd.com>
2248
2249 * graphite-poly.c (print_pbb): Print PBB index.
2250
22512009-08-13 Sebastian Pop <sebastian.pop@amd.com>
2252
2253 * Merge from mainline (r150672:150764).
2254
22552009-08-13 Sebastian Pop <sebastian.pop@amd.com>
2256
2257 * graphite-interchange.c (ppl_max_for_le): Moved...
2258 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
2259 * graphite-ppl.c (ppl_max_for_le): ... here.
2260 * graphite-ppl.h (ppl_max_for_le): Declared.
2261
22622009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2263
2264 * Merge from mainline (r150372:150672).
2265
30de1632
SP		 22662009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2267
2268 PR middle-end/40980
2269 * sese.c (convert_for_phi_arg): New.
2270 (add_guard_exit_phis): Use convert_for_phi_arg.
2271
45489e99 2272 * gfortran.dg/graphite/id-17.f: New.
30de1632 2273
8c31ebfa
SP		 22742009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2275
2276 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
2277 unknown subscript upper bounds.
2278
45489e99 2279 * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
8c31ebfa 2280
fb9fb290
SP		 22812009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2282 Pranav Garg <pranav.garg2107@gmail.com>
2283
2284 * graphite-interchange.c (gather_access_strides): Removed.
2285 (ppl_max_for_le): New.
2286 (build_linearized_memory_access): New.
2287 (memory_stride_in_loop): New.
2288 (pbb_interchange_profitable_p): Reimplemented.
2289 * graphite-ppl.h (ppl_new_id_map): New.
2290 (ppl_interchange): New.
2291
45489e99 2292 * gcc.dg/graphite/interchange-6.c: XFAILed.
fb9fb290 2293
312aea7f
SP		 22942009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2295
2296 * graphite-interchange.c (compute_subscript): Removed.
2297 (compute_array_size_cstr): Removed.
2298 (compute_array_size_poly): Removed.
2299 (compute_array_size): Removed.
2300 (gather_access_strides_poly): Removed.
2301 (gather_access_strides): Empty.
2302
25d7cc15
SP		 23032009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2304
2305 * graphite-dependences.c (dependence_polyhedron_1): Replace
2306 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
2307 (graphite_legal_transform_dr): Same.
2308 (graphite_carried_dependence_level_k): Same.
2309 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
2310 Initialize PDR_NB_SUBSCRIPTS.
2311 (print_pdr_access_layout): Replace pdr_nb_subscripts with
2312 PDR_NB_SUBSCRIPTS.
2313 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
2314 (PDR_NB_SUBSCRIPTS): New.
2315 (pdr_nb_subscripts): Removed.
2316 (pdr_dim): Simplified.
2317 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
2318 with PDR_NB_SUBSCRIPTS.
2319
66096911
SP		 23202009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2321
2322 * graphite-interchange.c (compute_array_size): Remove use of
2323 PDR_DATA_CONTAINER.
2324 * graphite-poly.c (new_poly_dr): Remove argument data_container.
2325 Do not initialize PDR_DATA_CONTAINER.
2326 (print_pdr): Do not print PDR_DATA_CONTAINER.
2327 * graphite-poly.h (struct poly_dr): Remove data_container field.
2328 (PDR_DATA_CONTAINER): Removed.
2329 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
2330 PDR_DATA_CONTAINER.
2331 (build_poly_dr): Same.
2332
273c5dd3
SP		 23332009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2334
45489e99 2335 * gcc.dg/graphite/interchange-9.c: New.
273c5dd3 2336
7491e5f0
KT		 23372009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2338 Sebastian Pop <sebastian.pop@amd.com>
2339
2340 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
2341 copy of the dependence polyhedron. Free the temporary objects.
2342 (graphite_carried_dependence_level_k): Free unused objects before
2343 returning.
2344
45489e99
SP		 2345 * gcc.dg/graphite/interchange-1.c: XFAILed.
2346 * gcc.dg/graphite/interchange-2.c: XFAILed.
2347 * gcc.dg/graphite/interchange-3.c: XFAILed.
2348 * gcc.dg/graphite/interchange-4.c: XFAILed.
2349 * gcc.dg/graphite/interchange-7.c: XFAILed.
7491e5f0 2350
f4648ed1
SP		 23512009-08-05 Sebastian Pop <sebastian.pop@amd.com>
2352
2353 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
2354 Early return without analyzing the data dependences if no
2355 transform has been done. Call restore_scattering if the transform
2356 is not legal.
2357 (graphite-interchange.c): Same.
2358 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
2359 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
2360 (apply_poly_transforms): Do not gcc_assert that
2361 the transform is legal.
2362 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
2363 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
2364 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
2365 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
2366 * graphite-poly.h (struct poly_scattering): New.
2367 (struct poly_bb): Add original, transformed, and saved fields.
2368 Remove transformed_scattering, original_scattering, nb_local_variables,
2369 and nb_scattering_transform fields.
2370 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
2371 (poly_scattering_new): New.
2372 (poly_scattering_free): New.
2373 (poly_scattering_copy): New.
2374 (store_scattering_pbb): New.
2375 (store_scattering): New.
2376 (restore_scattering_pbb): New.
2377 (restore_scattering): New.
2378 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2379 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
273c5dd3 2380
e31a5bd4
SP		 23812009-08-05 Sebastian Pop <sebastian.pop@amd.com>
2382
2383 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
2384 (print_scop): Same.
2385
8e88f9fd
SP		 23862009-08-05 Sebastian Pop <sebastian.pop@amd.com>
2387
2388 * Makefile.in (graphite.o): Depends on PREDICT_H.
2389 * graphite.c: Include predict.h.
2390 (graphite_finalize): Call tree_estimate_probability.
2391 * predict.c (predict_loops): Do not call scev_initialize and
2392 scev_finalize.
2393 (tree_estimate_probability_bb): New.
2394 (tree_estimate_probability): Do not initialize loops: move that
2395 code to the driver. Call tree_estimate_probability_bb.
2396 (tree_estimate_probability_driver): New.
2397 (pass_profile): Use tree_estimate_probability_driver.
2398 * predict.h (tree_estimate_probability): Declared.
2399
87d4d0ee
SP		 24002009-08-05 Sebastian Pop <sebastian.pop@amd.com>
2401
2402 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
2403 * graphite-dependences.c (graphite_legal_transform): Add time to
2404 TV_GRAPHITE_DATA_DEPS.
2405 (dependency_between_pbbs_p): Same.
2406 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
2407
24082009-08-03 Sebastian Pop <sebastian.pop@amd.com>
2409
2410 * Merge from mainline (r149952:150372).
2411
2abae5f1
SP		 24122009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2413
2414 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
2415 * graphite-blocking.c: Same.
2416 * graphite-clast-to-gimple.c: Same.
2417 * graphite-dependences.c: Same.
2418 * graphite-poly.c: Same.
2419 * graphite-poly.h: Same.
2420 * graphite-ppl.c: Same.
2421 * graphite-scop-detection.c: Same.
2422 * graphite-sese-to-poly.c: Same.
2423 * graphite.c: Same.
2424
24252009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2426
2427 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
2428 (remove_simple_copy_phi): New.
2429 (remove_invariant_phi): New.
2430 (simple_copy_phi_p): New.
2431 (reduction_phi_p): New.
2432 (gsi_for_ssa_name_def): New.
2433 (insert_out_of_ssa_copy): New.
2434 (insert_out_of_ssa_copy_on_edge): New.
2435 (create_zero_dim_array): New.
2436 (scalar_close_phi_node_p): New.
2437 (rewrite_close_phi_out_of_ssa): New.
2438 (rewrite_phi_out_of_ssa): New.
2439 (rewrite_reductions_out_of_ssa): New.
2440 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
2441
45489e99
SP		 2442 * gcc.dg/graphite/id-11.c: New.
2443 * gcc.dg/graphite/id-15.c: New.
2444 * gcc.dg/graphite/interchange-1.c: Un-XFAIL.
2445 * gcc.dg/graphite/interchange-2.c: Un-XFAIL.
2446 * gcc.dg/graphite/interchange-3.c: Un-XFAIL.
2447 * gcc.dg/graphite/interchange-4.c: Un-XFAIL.
2448 * gcc.dg/graphite/interchange-7.c: Un-XFAIL.
2449 * gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
2450 * gfortran.dg/graphite/id-13.f: New.
2451 * gfortran.dg/graphite/id-5.f: New.
2abae5f1
SP		 2452
24532009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2454
2455 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
2456 check that nb_reductions_in_loop is zero.
2457 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
2458 reduction phi nodes.
2459 (nb_reductions_in_loop): Removed.
2460 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
2461 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
2462 (bb_contains_non_iv_scalar_phi_nodes): Removed.
2463 (scop_contains_non_iv_scalar_phi_nodes): Removed.
2464 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
2465
24662009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2467
2468 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
2469 statements that have an empty iteration domain.
45489e99 2470 * gfortran.dg/graphite/id-16.f: New.
2abae5f1
SP		 2471
24722009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2473
2474 * tree-scalar-evolution.c (instantiate_scev_1): Return
2475 chrec_dont_know when the result is not above instantiate_below.
2476 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
2477 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
2478 the tree has a known scalar evolution.
45489e99
SP		 2479 * gfortran.dg/graphite/id-14.f: New.
2480 * gfortran.dg/graphite/id-15.f: New.
2abae5f1
SP		 2481
24822009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2483
2484 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
2485 insert_gsi.
2486 (rename_variables): Keep inserting renames after the ones already
2487 inserted.
2488
24892009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2490
2491 * graphite-sese-to-poly.c (compare_bb_depths): New.
2492 (graphite_sort_dominated_info): New.
2493 (build_scop_bbs_1): Call graphite_sort_dominated_info.
2494 (build_scop_scattering): Fix comment.
2495
24962009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2497
2498 * graphite.c (graphite_finalize): Call print_loops instead of
2499 dump_function_to_file.
45489e99
SP		 2500 * gcc.dg/graphite/graphite.exp: Fix formatting.
2501 * gcc.dg/graphite/pr35356-1.c: New. Look for the number of
2abae5f1 2502 loops generated in the graphite output file.
45489e99
SP		 2503 * gcc.dg/graphite/pr35356-2.c: New.
2504 * gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
2505 * gfortran.dg/graphite/id-12.f: New.
2abae5f1
SP		 2506
25072009-07-24 Li Feng <nemokingdom@gmail.com>
2508
45489e99 2509 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
2abae5f1
SP		 2510 Remove 2 XFAIL.
2511
25122009-07-24 Li Feng <nemokingdom@gmail.com>
2513 Tobias Grosser <grosser@fim.uni-passau.de>
2514
2515 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
2516 alias set number build alias in ACCESSES polyhedron.
2517 (build_alias_set_for_drs): New.
2518 (build_pbb_drs): Added build_alias_set_for_drs.
2519 * graphite-dependences.c (poly_drs_may_alias_p): New.
2520 (graphite_carried_dependence_level_k): Check alias information
2521 before building polyhedron.
2522
25232009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2524
2525 * Makefile.in (lambda-code.o): Fix formatting.
2526
25272009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2528
2529 * Merge from mainline (r149350-149952)
2530
25312009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
2532
2533 * graphite-poly.c (apply_poly_transforms): Move strip_mine
2534 before interchange to prepare for loop blocking.
2535
25362009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
2537
2538 * graphite-poly.c (apply_poly_transforms): Add checks after every
2539 transformation.
2540 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
2541 done in apply_poly_transforms.
2542
25432009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2544
2545 * graphite-dependences.c (build_lexicographically_gt_constraint):
2546 Replace RES parameter with *RES.
2547 (dependence_polyhedron_1): Pass an address of the parameter RES
2548 instead of value of RES.
2549
25502009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2551
2552 * graphite.c (graphite_finalize): Fix comment.
2553 (graphite_transform_loops): Reset scev info after code generation
2554 of each scop.
2555
25562009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2557
2558 * graphite.c (graphite_finalize): Call scev_reset.
2559
25602009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2561
2562 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
2563 GBB_CLOOG_IV_TYPES hash table twice.
2564 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
2565 (add_condition_to_domain): Clear GMP values.
2566
25672009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2568
2569 * graphite-dependences.c: Fix formatting.
2570 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
2571 (pbb_number_of_iterations): Free ppl_Linear_Expression.
2572 * graphite-sese-to-poly.c: Fix formatting.
2573 * graphite.c (graphite_transform_loops): Create the hash table
2574 after the early return.
2575
25762009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2577
45489e99
SP		 2578 * gcc.dg/graphite/id-14.c: New.
2579 * gcc.dg/graphite/pr40157.c: New.
2580 * gfortran.dg/graphite/id-11.f: New.
2abae5f1
SP		 2581
25822009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2583
2584 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
2585 (build_poly_scop): Return false when there are no pbbs within
2586 loops to avoid to pass to cloog scops with no loops.
2587
25882009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2589
2590 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
2591 useless test "i % 2".
2592 (build_pbb_scattering_polyhedrons): Fix formatting.
2593 (build_poly_dr): Same.
2594 * graphite.c (graphite_transform_loops): Restructure.
2595
25962009-07-14 Razya Ladelsky <razya@il.ibm.com>
2597
2598 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
2599 reduction_list parameter.
2600 (rewrite_all_phi_nodes_with_iv): Same.
2601 (canonicalize_loop_ivs): Same.
2602 * tree-parloops.c (struct brli): Removed.
2603 (build_reduction_list_info): Removed.
2604 (build_new_reduction): New.
2605 (analyze_reduction_list): Removed.
2606 (gather_scalar_reductions): Find reductions instead of phi
2607 nodes that can't be canonicalized.
2608 (try_create_reduction_list): Remove reduction_list parameter.
2609 (gen_parallel_loop): Same.
2610 (parallelize_loops): Remove analyze_reductions variable,
2611 initialization and free.
2612 Change reduction_list htab initialization to reduction_info
2613 elements instead of ssa names.
2614 Call try_create_reduction_list and gen_parallel_loop without
2615 analyzed_reduction argument.
2616 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
2617 canonicalize_loop_ivs with one less argument.
2618 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2619
26202009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2621
2622 * graphite-dependences.c (new_poly_dr_pair): New.
2623 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
2624 (new_poly_dr_pair): New.
2625 (eq_poly_dr_pair_p): New.
2626 (hash_poly_dr_pair_p): New.
2627 * graphite-dependences.h (struct poly_dr_pair): New.
2628 (eq_poly_dr_pair_p): Declared.
2629 (hash_poly_dr_pair_p): Declared.
2630 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
2631 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
2632 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
2633 * Makefile.in (graphite-poly.o): Add dependence on
2634 graphite-dependences.h.
2635
26362009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2637
2638 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
2639 polynomials of degree > 1 pass to Graphite.
2640 * tree-chrec.c (scev_is_linear_expression): Call
2641 evolution_function_is_affine_multivariate_p.
45489e99 2642 * gfortran.dg/graphite/id-10.f90: New.
2abae5f1
SP		 2643
26442009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2645
2646 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
2647 Instantiate scevs varying in outer loops.
45489e99 2648 * gfortran.dg/graphite/id-9.f: Correct testcase.
2abae5f1
SP		 2649
26502009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2651
2652 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
2653 redundant constraint.
2654
26552009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2656
45489e99
SP		 2657 * gcc.dg/graphite/graphite.exp: Fix comments.
2658 * gfortran.dg/graphite/graphite.exp: Trigger actions
2abae5f1 2659 based on the file names as in the C testsuite.
45489e99
SP		 2660 * gfortran.dg/graphite/block-1.f90: Fix patterns.
2661 * gfortran.dg/graphite/block-2.f: Same.
2662 * gfortran.dg/graphite/block-3.f90: Same.
2663 * gfortran.dg/graphite/block-4.f90: Same.
2664 * gfortran.dg/graphite/id-1.f90: Same.
2665 * gfortran.dg/graphite/id-2.f90: Same.
2666 * gfortran.dg/graphite/id-3.f90: Same.
2667 * gfortran.dg/graphite/id-4.f90: Same.
2668 * gfortran.dg/graphite/id-6.f: Same.
2669 * gfortran.dg/graphite/id-9.f: Same.
2670 * gfortran.dg/graphite/interchange-1.f: Same.
2671 * gfortran.dg/graphite/interchange-2.f: Same.
2672 * gfortran.dg/graphite/scop-1.f: Same.
2abae5f1
SP		 2673
26742009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2675
2676 * sese.c (expand_scalar_variables_call): New.
2677 (expand_scalar_variables_ssa_name): Handle calls in expander.
2678
26792009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2680
45489e99 2681 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
2abae5f1 2682 Expect to see the pattern twice.
45489e99
SP		 2683 * gcc.dg/graphite/interchange-0.c: Un-XFAIL.
2684 * gcc.dg/graphite/interchange-5.c: Same.
2685 * gcc.dg/graphite/interchange-6.c: Same.
2abae5f1
SP		 2686
26872009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2688
45489e99
SP		 2689 * gcc.dg/graphite/id-10.c: New.
2690 * gcc.dg/graphite/id-12.c: New.
2691 * gfortran.dg/graphite/id-7.f: New.
2692 * gfortran.dg/graphite/id-8.f: New.
2abae5f1
SP		 2693
26942009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2695
2696 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
2697 zero.
2698
26992009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2700
2701 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
2702
27032009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2704
2705 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
2706
27072009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2708
2709 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
2710 building PDR subscripts.
2711
27122009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2713
2714 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
2715 computation of array sizes.
2716
27172009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2718
2719 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
2720
27212009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
2722
2723 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
2724 build_pairwise_constraint, dr_equality_constraints,
2725 build_pairwise_scheduling_equality,
2726 build_pairwise_scheduling_inequality, lexicographically_gt_p,
2727 build_lexicographically_gt_constraint, dependence_polyhedron,
2728 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
2729 Move from NNC_Polyhedron to C_Polyhedron.
2730 * graphite-interchange.c (compute_array_size_poly,
2731 gather_access_strides): Dito.
2732 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
2733 free_scop, pbb_number_of_iterations): Dito.
2734 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
2735 pbb_dim_iter_domain, struct scop): Dito.
2736 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
2737 new_Cloog_Domain_from_ppl_Polyhedron,
2738 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
2739 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
2740 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
2741 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
2742 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
2743 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
2744 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
2745 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
2746 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
2747 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
2748 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
2749 build_scop_iteration_domain, build_poly_dr): Dito
2750
27512009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2752
45489e99 2753 * gcc.dg/graphite/graphite.exp: Added a rule to execute
2abae5f1 2754 run-id-*.c files.
45489e99 2755 * gcc.dg/graphite/run-id-1.c: New.
2abae5f1
SP		 2756
27572009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2758
2759 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
2760 positivity constraint on the symbolic number of iterations.
2761
27622009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2763
2764 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
2765
27662009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2767 Tobias Grosser <grosser@fim.uni-passau.de>
2768
2769 * graphite-clast-to-gimple.c (build_scop_context): Removed.
2770 (build_cloog_prog): Directly use SCOP_CONTEXT.
2771 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
2772 (free_scop): Free SCOP_CONTEXT.
2773 (print_scop_context): New.
2774 (print_scop): Call print_scop_context.
2775 (debug_scop_context): New.
2776 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
2777 (struct scop): Added field context.
2778 (SCOP_CONTEXT): New.
2779 * graphite-sese-to-poly.c (add_param_constraints): New.
2780 (build_scop_context): New.
2781 (build_poly_scop): Call build_scop_context.
2782
27832009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2784
2785 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
2786 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
2787 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
2788 * graphite-ppl.h: Include double-int.h and tree.h.
2789 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
2790 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
2791 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
2792 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
2793
27942009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2795
2796 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
2797 POINTER_PLUS_EXPR for pointer types.
2798 (clast_to_gcc_expression): Same.
2799
28002009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2801
2802 * graphite-poly.c (print_scattering_function): Early return when
2803 PBB_TRANSFORMED_SCATTERING is not initialized.
2804 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
2805
28062009-07-08 Sebastian Pop <sebastian.pop@amd.com>
2807
2808 * tree-parloops.c (analyze_reduction_list): Remove unused variable
2809 to fix bootstrap.
2810
28112009-07-08 Razya Ladelsky <razya@il.ibm.com>
2812
2813 * tree-parloops.c (analyze_reduction_list): Change return
2814 value to void.
2815 (try_create_reduction_list): Move the call to
2816 analyze_reduction_list to the beginining.
2817 Call reduction_phi with analyzed_reductions as argument
2818 instead of reduction_list.
2819
28202009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
2821
2822 * Merge from mainline (r148296:149346)
2823
28242009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2825
2826 * graphite-scop-detection.c (graphite_can_represent_init): New.
2827 (graphite_can_represent_scev): Call graphite_can_represent_init:
2828 check that the initial value does not contain multiplications of
2829 parameters.
2830 (stmt_has_simple_data_refs_p): New.
2831 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
2832 (is_simple_operand): Fix formatting.
2833 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
2834
28352009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2836
45489e99 2837 * gcc.dg/graphite/id-13.c: New.
2abae5f1
SP		 2838 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
2839 analyze_scalar_evolution, use scalar_evolution_in_region.
2840 (scan_tree_for_params_right_scev): Add extra assert.
2841 (parameter_index_in_region_1): Split from parameter_index_in_region.
2842 (idx_record_params): Use scalar_evolution_in_region.
2843 (find_params_in_bb): Same.
2844 (find_scop_parameters): Same.
2845 (build_loop_iteration_domains): Same.
2846 (create_linear_expr_from_tree): Same.
2847 * sese.c (scalar_evolution_in_region): New.
2848 * sese.h (scalar_evolution_in_region): Declared.
2849 (defined_in_sese_p): New.
2850 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2851 static anymore.
2852 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2853 Declared.
2854
28552009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2856
2857 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
2858 TREE_DATA_REF_H also implies SCEV_H.
2859
28602009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2861
2862 * graphite-poly.c (print_scop_params): New.
2863 (print_scop): Call print_scop_params.
2864 (debug_scop_params): New.
2865 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
2866
28672009-07-07 Li Feng <nemokingdom@gmail.com>
2868
45489e99
SP		 2869 * gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
2870 * gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
2871 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
2872 * gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
2873 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
2874 * gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
2abae5f1
SP		 2875
28762009-07-07 Li Feng <nemokingdom@gmail.com>
2877
2878 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
2879 for dependency checking part.
45489e99 2880 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
2abae5f1 2881 tests for dependency checking.
45489e99
SP		 2882 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2883 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2884 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
2abae5f1
SP		 2885 flag -fdump-tree-graphite-all for autopar testsuites.
2886
28872009-07-06 Sebastian Pop <sebastian.pop@amd.com>
2888
2889 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
2890 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
2891 canonicalize_loop_ivs): Moved...
2892 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
2893
28942009-07-06 Sebastian Pop <sebastian.pop@amd.com>
2895
2896 * tree-parloops.c (try_create_reduction_list): Pass an extra
2897 argument analyzed_reductions. Call analyze_reduction_list.
2898 (gen_parallel_loop): Do not call analyze_reduction_list.
2899 (parallelize_loops): Init and finalize analyzed_reductions.
2900
29012009-07-06 Li Feng <nemokingdom@gmail.com>
2902
45489e99 2903 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2abae5f1
SP		 2904 Added flag -fno-loop-strip-mine for autopar testcase.
2905
29062009-07-04 Li Feng <nemokingdom@gmail.com>
2907
2908 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
2909 transformed scattering dimension instead of unmatch orignal when
2910 calling dependence_polyhedron.
2911
29122009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2913
2914 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
2915
29162009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2917
2918 * graphite-poly.c (pbb_number_of_iterations): Check for returned
2919 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
2920
29212009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2922
2923 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
2924 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
2925 * graphite-poly.c (pbb_number_of_iterations): New.
2926 * graphite-poly.h (pbb_number_of_iterations): Declared.
2927 (pbb_iterator_dim, pbb_parameter_dim): New.
2928
29292009-06-29 Sebastian Pop <sebastian.pop@amd.com>
2930
2931 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
2932 last commit on type of lower and upper bound of loops.
2933
29342009-06-29 Li Feng <nemokingdom@gmail.com>
2935
2936 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
2937 graphite-dependences.h.
2938 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
2939 (mark_bb_with_pbb): New.
2940 (get_stmtfor_depth): New.
2941 (find_pbb_via_hash): New.
2942 (dependency_in_loop_p): New.
2943 (mark_loops_parallel): New.
2944 (free_aux_in_new_loops): New.
2945 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
2946 bb with it's relevant pbb. Mark newly created loops. Remove mark
2947 innermost loop parallel without checking.
2948 (gloog): Add parameter BB_PBB_MAPPING.
2949 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
2950 (gloog): Change declaration.
2951 (mark_loop_parallel): Make extern.
2952 (free_aux_in_new_loops): Declare.
2953 (bb_pbb_map_hash): New.
2954 (eq_bb_pbb_map): New.
2955 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
2956 auto parallelization when flag_graphite_force_parallel is set.
2957 (graphite_finalize): Added free_aux_in_new_loops.
2958 * tree-parloops.c (parallelize_loops): Only generate parallel code for
2959 the innermost loop that marked parallel. Use
2960 flag_graphite_force_parallel instead of loop->can_be_parallel.
2961 (loop_parallel_p): Move inner most checking out of function.
2962
29632009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2964
2965 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
2966 type of lower and upper bound of loops signed long int.
2967
29682009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2969
2970 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
2971 expression outside the loop.
2972
29732009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2974
2975 * gcc.dg/graphite/interchange-8.c: New.
2976
29772009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2978
2979 * gcc.dg/graphite/interchange-0.c: XFailed.
2980 * gcc.dg/graphite/interchange-5.c: XFailed.
2981 * gcc.dg/graphite/interchange-6.c: XFailed.
2982
29832009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2984
2985 * graphite-interchange.c (compute_array_size_poly): The end of the
2986 recursion should return 1.
2987
29882009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2989
2990 * graphite-interchange.c (compute_array_size_cstr): Allow the
2991 subscript multiplier to be -1.
2992 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
2993 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
2994 data_container. Initializes PDR_DATA_CONTAINER.
2995 (print_pdr_access_layout): New.
2996 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
2997 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
2998 data_container.
2999 (PDR_DATA_CONTAINER): New.
3000 (new_poly_dr): Update declaration.
3001 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
3002 (build_poly_dr): Call pdr_add_data_dimensions.
3003
30042009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3005
3006 * graphite-poly.h (struct poly_dr): Fix comment.
3007 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
3008 (pdr_add_memory_accesses): New.
3009 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
3010
30112009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3012
3013 * graphite-poly.c (print_pdrs, debug_pdrs): New.
3014 (print_pbb): Add call to print_pdrs.
3015 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
3016
30172009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3018 Li Feng <nemokingdom@gmail.com>
3019
3020 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
3021 (dependency_between_pbbs_p): New.
3022 (lexicographically_gt_p): Assure !empty_p before polyhedron
3023 intersection assign.
3024 (build_lexicographically_gt_constraint): Correct lexicographically
3025 judging.
3026 * graphite-dependences.h: New.
3027 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
3028
30292009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3030
3031 * graphite-clast-to-gimple.c (print_clast_stmt): New.
3032 (gloog): Print to dump_file the generated clast.
3033 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
3034 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
3035
30362009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3037
3038 * graphite-poly.c (extend_scattering): Increment
3039 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
3040
30412009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3042
3043 * graphite-interchange.c (compute_array_size_poly): Added exit of
3044 recursion condition. Continue iterating even after the first equality.
3045 (compute_array_size): Same.
3046
30472009-06-24 Li Feng <nemokingdom@gmail.com>
3048
45489e99 3049 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2abae5f1 3050 -fdump-tree-final_cleanup to -fdump-tree-optimized.
45489e99
SP		 3051 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
3052 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
3053 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2abae5f1
SP		 3054
30552009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3056
3057 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
3058 only when the use verifies is_gimple_reg.
3059
30602009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3061
3062 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
3063 Allocate scaldims after call to unify_scattering_dimensions.
3064
30652009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3066
3067 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
3068
30692009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3070 Albert Cohen <albert.cohen@inria.fr>
3071
3072 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
3073 variables for the strip mining.
3074
30752009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3076 Pranav Garg <pranav.garg2107@gmail.com>
3077
3078 * Makefile.in (OBJS-common): Added graphite-blocking.o.
3079 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
3080 (graphite-blocking.o): New rule.
3081 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
3082 * graphite-blocking.c: New.
3083 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
3084 flag_loop_strip_mine.
3085 (psct_scattering_dim_for_loop_depth): New.
3086 * graphite-poly.h (scop_do_strip_mine): Declared.
3087 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
3088 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
3089 flag_loop_strip_mine.
3090
30912009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3092
3093 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
3094 a GMP value and a PPL coefficient at each iteration of a loop.
3095
30962009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3097
3098 * graphite-dependences.c (dependence_polyhedron): Do not use
3099 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
3100 pbb_nb_scattering_transform.
3101 (graphite_legal_transform_dr): Same.
3102 * graphite-poly.c (extend_scattering): Same.
3103 (unify_scattering_dimensions): Same.
3104 (print_scattering_function): Same.
3105 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
3106 PBB_NB_LOCAL_VARIABLES.
3107 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
3108 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
3109 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
3110 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
3111 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
3112 (pbb_nb_scattering_transform): New.
3113 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
3114 (psco_scattering_dim): Add assert on parameters.
3115 (psct_scattering_dim): Same.
3116 (psct_scattering_dim_for_loop_depth): Declared.
3117 (psct_local_var_dim): New.
3118 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
3119 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
3120 correct layout, call pbb_nb_local_vars.
3121 (psct_add_local_variable, psct_add_scattering_dimension): New.
3122 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3123 Initialize PBB_NB_SCATTERING_TRANSFORM.
3124
31252009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3126
3127 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
3128 (set_coef): Renamed ppl_set_coef.
3129 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
3130
31312009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3132
3133 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
3134 test a boolean against 1.
3135 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
3136 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
3137 (pbb_do_interchange): Returns true when a transform has been performed.
3138 (scop_do_interchange): Same.
3139 * graphite-poly.c (apply_poly_transforms): Use the return value of
3140 scop_do_interchange.
3141 * graphite-poly.h (scop_do_interchange): Update declaration.
3142
31432009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
3144
3145 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
3146 after last use.
3147 * sese.c (sese_reset_aux_in_loops): New.
3148 * sese.h (sese_reset_aux_in_loops): New.
3149
31502009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3151
3152 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
3153 multiplier and multiply the constant by the multiplier.
3154 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
3155 (build_poly_dr): Do not use the multiplier to define the subscript.
3156
31572009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3158
3159 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
3160 compiler's data reference. Initialize PDR_CDR.
3161 (print_pdr): Call dump_data_reference.
3162 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
3163 Add compiler_dr field.
3164 (PDR_BB): Renamed PDR_PBB.
3165 (PDR_CDR): New.
3166 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
3167 GCC's data reference representation.
3168 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
3169 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
3170
31712009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3172
3173 * graphite-poly.c (print_scattering_function): Also print the layout.
3174 * graphite-poly.h (pbb_nb_local_vars): New.
3175
31762009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3177
3178 * graphite-poly.c (print_pbb_domain): Also print the layout names.
3179
31802009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3181
3182 * graphite-poly.c (print_pdr, debug_pdr): New.
3183 * graphite-poly.h (print_pdr, debug_pdr): Declared.
3184 (PDR_BASE): Removed.
3185
31862009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3187
45489e99 3188 * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2abae5f1
SP		 3189 ltrans-{1..6,8}.c.
3190
31912009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3192
3193 * graphite-interchange.c (compute_subscript): Allow also -1 in the
3194 subscript identification column.
3195 (pbb_do_interchange): Print to dump_file that some loops "will be
3196 interchanged". Rely on that chain of characters in the testcases.
3197 * gcc.dg/graphite/interchange-0.c: New.
3198 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
3199 interchange-*.c files and compile them with -floop-interchange.
3200
32012009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
3202
3203 * graphite-interchange.c (interchange_profitable_p): Renamed
3204 pbb_interchange_profitable_p.
3205
32062009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3207 Harsha Jagasia <harsha.jagasia@amd.com>
3208 Pranav Garg <pranav.garg2107@gmail.com>
3209
3210 * graphite-interchange.c (interchange_profitable_p): Make static.
3211 (pbb_interchange_loop_depths, pbb_do_interchange,
3212 scop_do_interchange): New.
3213 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
3214 for flag_loop_interchange.
3215 * graphite-poly.h (scop_do_interchange): Declared.
3216 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
3217 flag_loop_interchange is used.
3218
32192009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3220
3221 * graphite-dependences.c (dependence_polyhedron): Update use of
3222 pbb_nb_scattering_dims.
3223 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
3224 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
3225 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
3226 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
3227
32282009-06-16 Sebastian Pop <sebastian.pop@amd.com>
3229
3230 * graphite.c: Cleanup foo.
3231
32322009-06-16 Sebastian Pop <sebastian.pop@amd.com>
3233
3234 * Merge from mainline (r143684:148293).
3235 * Disabled libpcp until it gets fixed.
3236
32372009-06-05 Sebastian Pop <sebastian.pop@amd.com>
3238 Harsha Jagasia <harsha.jagasia@amd.com>
3239
3240 * graphite-interchange.c: New.
3241 * Makefile.in (graphite-interchange.o): New.
3242 * graphite-poly.h (interchange_profitable_p): Declared.
3243 * graphite-ppl.h (value_max): New.
3244
32452009-06-04 Sebastian Pop <sebastian.pop@amd.com>
3246
3247 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
3248 * graphite-poly.h: Fix some comments.
3249 (pdr_dim): New.
3250 (pdr_scop): New.
3251
32522009-06-04 Sebastian Pop <sebastian.pop@amd.com>
3253
3254 * graphite-poly.h
3255 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
3256 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
3257 (pdr_accessp_nb_params): Renamed pdr_nb_params.
3258 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
3259 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
3260 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
3261 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
3262 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
3263 * graphite-clast-to-gimple.c: Same.
3264 * graphite-dependences.c: Same.
3265 * graphite-poly.c: Same.
3266 * graphite-sese-to-poly.c: Same.
3267
32682009-06-03 Sebastian Pop <sebastian.pop@amd.com>
3269
3270 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
3271 expressions for an IV rename, as returned by clast_to_gcc_expression.
3272 (copy_renames): Rename new_name to expr.
3273 * sese.c (debug_rename_elt): Same.
3274 (get_rename): Same.
3275 (set_rename): Same.
3276 (sese_adjust_liveout_phis): Call force_gimple_operand before using
3277 the information from the rename map.
3278 (rename_variables_in_stmt): Same.
3279 (add_loop_exit_phis): Rename new_name to expr.
3280 (insert_loop_close_phis): Same.
3281 (add_guard_exit_phis): Same. Call force_gimple_operand.
3282 * sese.h (struct rename_map_elt): Rename new_name to expr.
3283 (new_rename_map_elt): Same.
3284
32852009-06-03 Sebastian Pop <sebastian.pop@amd.com>
3286
3287 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
3288 * sese.c (set_rename): Make it extern.
3289 * sese.h (set_rename): Declared.
3290
32912009-06-03 Sebastian Pop <sebastian.pop@amd.com>
3292
3293 * graphite-poly.c (extend_scattering): Free values.
3294 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
3295 Free iterators.
3296 (ppl_print_powerset_matrix): Same.
3297 * graphite-scop-detection.c (free_scops_1): New.
3298 (limit_scops): Call free_scops_1.
3299 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
3300 (build_poly_dr): Free PPL coefficients.
3301 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
3302
33032009-06-02 Sebastian Pop <sebastian.pop@amd.com>
3304
3305 * graphite-dependences.c: New.
3306 * graphite-data-ref.c: Removed.
3307 * graphite-data-ref.h: Removed.
3308 * Makefile.in (graphite-data-ref.o): Removed.
3309 (graphite-dependences.o): Added.
3310 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
3311 * graphite-poly.c: Same.
3312 Move the data dependence testing to graphite-dependences.c.
3313
33142009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
3315
3316 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
3317 from graphite_cannot_represent_loop. Code refactored.
3318 (scopdet_basic_block_info): Call graphite_can_represent_loop.
3319
33202009-05-17 Li Feng <nemokingdom@gmail.com>
3321
45489e99 3322 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2abae5f1
SP		 3323 Cover all the testcases (not only the filtered ones).
3324
33252009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
3326
3327 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
3328 unnecessary check. Update comments. Move check for REAL_TYPE here.
3329 (harmful_stmt_in_bb): Remove checks for conditions. This is already
3330 done in (stmt_simple_for_scop_p).
3331
33322009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
3333
3334 * graphite.c (print_global_statistics): New.
3335 (print_graphite_scop_statistic): New.
3336 (print_graphite_statistics): New.
3337 (graphite_initialize, graphite_transform_loops): Print statistics.
3338 * graphite-scop-detection (build_scops): Print statistics.
3339 (print_graphite_scop_statistics): New.
3340 (print_graphite_statistics): New.
3341
33422009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3343
3344 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
3345 (debug_clast_name_index): Removed.
3346 (debug_clast_name_indexes_1): Removed.
3347 (debug_clast_name_indexes): Removed.
3348 (clast_name_index_elt_info): Removed.
3349 (eq_clast_name_indexes): Removed.
3350 (clast_name_to_index): Removed.
3351 (new_clast_name_index): Removed.
3352 (save_clast_name_index): Removed.
3353 (save_var_name): Moved...
3354 (init_sese_params_index): Removed.
3355 (clast_name_to_gcc): Remove use of name_tree.
3356 (initialize_cloog_names): Same.
3357 (gloog): Do not call init_sese_params_index.
3358 * graphite-sese-to-poly.c (save_var_name): ...here.
3359 (parameter_index_in_region): New.
3360 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
3361 (parameter_index_in_region): Removed.
3362 (is_parameter): Remove use of name_tree.
3363 * sese.h (struct name_tree): Removed.
3364 (struct sese): Remove use of name_tree. New field params_names.
3365 (SESE_PARAMS_NAMES): New.
3366 (SESE_PARAMS): Remove duplicate.
3367 (parameter_index_in_region): Removed.
3368 (sese_nb_params): Remove use of name_tree.
3369 (struct clast_name_index): New.
3370 (new_clast_name_index): New.
3371 (clast_name_to_index): New.
3372 (save_clast_name_index): New.
3373 (debug_clast_name_index): New.
3374 (debug_clast_name_indexes_1): New.
3375 (debug_clast_name_indexes): New.
3376 (clast_name_index_elt_info): New.
3377 (eq_clast_name_indexes): New.
3378
33792009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3380
3381 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
3382 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
3383 (graphite_loop_normal_form): Do not pass region. Do not
3384 initialize SESE_OLDIVS.
3385 (build_graphite_loop_normal_form): Update call to
3386 graphite_loop_normal_form.
3387 * sese.c (debug_oldivs): Removed.
3388 (new_sese): Do not initialize SESE_OLDIVS.
3389 (free_sese): Do not free SESE_OLDIVS.
3390 (oldiv_for_loop): Removed.
3391 * sese.h (struct sese): Remove old_ivs.
3392 (SESE_OLDIVS): Removed.
3393 (oldiv_for_loop): Removed.
3394
33952009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3396
3397 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
3398 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
3399 replaced by a call to newivs_to_depth_to_newiv.
3400 (clast_to_gcc_expression): Pass newivs, remove ivstack.
3401 (clast_to_gcc_expression_red): Same.
3402 (gcc_type_for_clast_expr): Same.
3403 (gcc_type_for_clast_eq): Same.
3404 (graphite_translate_clast_equation): Same.
3405 (graphite_create_guard_cond_expr): Same.
3406 (graphite_create_new_guard): Same.
3407 (graphite_create_new_loop): Same.
3408 (build_iv_mapping): Same.
3409 (translate_clast): Same.
3410 (gloog): Same.
3411 (loop_iv_stack_patch_for_consts): Removed. *
3412 sese.c (iv_stack_entry_is_constant): Removed.
3413 (iv_stack_entry_is_iv): Removed.
3414 (loop_iv_stack_push_iv): Removed.
3415 (loop_iv_stack_insert_constant): Removed.
3416 (loop_iv_stack_pop): Removed.
3417 (loop_iv_stack_get_iv): Removed.
3418 (loop_iv_stack_get_iv_from_name): Removed.
3419 (debug_loop_iv_stack): Removed.
3420 (free_loop_iv_stack): Removed.
3421 (loop_iv_stack_remove_constants): Removed. *
3422 sese.h (iv_stack_entry_kind): Removed.
3423 (iv_stack_entry_data_union): Removed.
3424 (iv_stack_entry_struct): Removed.
3425 (iv_stack_entry_p): Removed.
3426 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
3427 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
3428 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
3429 loop_iv_stack_pop, free_loop_iv_stack): Removed.
3430 (gbb_loop_at_index): Fix indenting.
3431 (gbb_loop_index): Removed.
3432
34332009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3434
3435 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
3436 Call clast_name_to_index.
3437
34382009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3439
3440 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
3441 do not pass params. Get params from SESE_PARAMS.
3442 (clast_to_gcc_expression): Same.
3443 (clast_to_gcc_expression_red): Same.
3444 (gcc_type_for_clast_eq): Same.
3445 (graphite_translate_clast_equation): Same.
3446 (graphite_create_new_loop): Same.
3447 * sese.c (rename_variables_in_stmt): Fix comment.
3448
34492009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3450
3451 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
3452 newivs_index.
3453 Call save_clast_name_index.
3454 (translate_clast): Pass newivs_index.
3455 (gloog): Create and free newivs_index.
3456
34572009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3458
3459 * graphite-clast-to-gimple.c (clast_name_index): New structure.
3460 (clast_name_index_p): New type.
3461 (debug_clast_name_index): New.
3462 (debug_clast_name_indexes_1): New.
3463 (debug_clast_name_indexes): New.
3464 (clast_name_index_elt_info): New.
3465 (eq_clast_name_indexes): New.
3466 (clast_name_to_index): New.
3467 (new_clast_name_index): New.
3468 (save_clast_name_index): New.
3469 (init_sese_params_index): New.
3470 (gloog): Call init_sese_params_index.
3471 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
3472 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
3473 (free_sese): Free SESE_PARAMS_INDEX.
3474 * sese.h (struct sese): Add params_index.
3475 (SESE_PARAMS_INDEX): New.
3476
34772009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3478
3479 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
3480 (graphite_create_new_loop): Pass the newivs vector. Push the
3481 newly created IV to newivs.
3482 (translate_clast): Pass the newivs vector.
3483 (gloog): Create and destroy the newivs vector.
3484
34852009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3486
3487 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
3488 (graphite_loop_normal_form): Initialize loop->aux with the unique
3489 IV that has been created.
3490
34912009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
3492
3493 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
3494 scev with parameters in the base part. They where forbidden
3495 exidently.
3496
34972009-05-11 Li Feng <nemokingdom@gmail.com>
3498
45489e99 3499 * gcc.dg/graphite/graphite.exp: Set different default
2abae5f1 3500 compile options by file names.
45489e99
SP		 3501 * gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
3502 * gcc.dg/graphite/id-{1-9}.c: Ditto.
3503 * gcc.dg/graphite/scop-{0-20}.c: Ditto.
3504 * gcc.dg/graphite/scop-matmult.c: Ditto.
2abae5f1
SP		 3505
35062009-05-08 Li Feng <nemokingdom@gmail.com>
3507
45489e99
SP		 3508 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
3509 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
3510 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
3511 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2abae5f1
SP		 3512
35132009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
3514
3515 * graphite-scop-detection (build_scops_1): Fix little bug introduced
3516 by final cleanup.
3517
35182009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
3519
3520 * graphite-scop-detection.c (graphite_can_represent_scev): Only
3521 allow integer constant strides.
3522 (graphite_can_represent_expr): Depend on outermost_loop.
3523 (stmt_simple_memref_p, graphite_cannot_represent_loop,
3524 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
3525 build_scops_1): Same.
3526 (scopdet_basic_block_info): Same and insert layered SCoP
3527 detection.
3528 (try_generate_gimple_bb): Cleanup.
3529 (build_scops): Enable data references.
3530
45489e99
SP		 3531 * gcc.dg/graphite/id-5.c: New.
3532 * gcc.dg/graphite/id-9.c: New.
2abae5f1
SP		 3533 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
3534 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
3535
35362009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3537
3538 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
3539 that we have not yet built for this SCoP.
3540
35412009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3542
3543 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
3544 for complex numbers.
3545
35462009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3547
3548 * graphite-ppl.c: Fix build if cloog is not available.
3549
35502009-05-04 Li Feng <nemokingdom@gmail.com>
3551
3552 * tree-parloops.c (loop_parallel_p): Remove construction of
3553 NITER and REDUCTION_LIST.
3554 (try_get_loop_niter): New.
3555 (try_create_reduction_list): New.
3556 (parallelize_loops): Bypass the failed checkings in autopar
3557 when can_be_parallel in loop structure is set to true.
3558
35592009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
3560
45489e99
SP		 3561 * gcc.dg/graphite/id-6.c: Update testcase.
3562 * gcc.dg/graphite/scop-3.c: Dito.
2abae5f1
SP		 3563
35642009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
3565
3566 * graphite-scop-detection.c (stmt_simple_for_scop_p):
3567 Enable EQ_EXPR and NE_EXPR again.
3568
35692009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
3570
3571 * graphite-scop-detection.c (graphite_can_represent_scev):
3572 Add check if scev is affine multivariate.
3573 (harmful_stmt_in_bb): Check if we can represent the conditions.
3574 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
3575 harmful_stmt_in_bb.
45489e99 3576 * gcc.dg/graphite/id-7.c: New.
2abae5f1
SP		 3577
35782009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
3579
3580 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
3581 Check all bbs in region, not only the bbs that are represented in
3582 GRAPHITE.
3583 (build_poly_scop): Add newline.
45489e99 3584 * gcc.dg/graphite/id-8.c: New.
2abae5f1
SP		 3585
35862009-04-30 Li Feng <nemokingdom@gmail.com>
3587
3588 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
3589 when loop initialize.
3590 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
3591 * common.opt: Declare flag_graphite_force_parallel.
3592 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
3593 loop parallel.
3594 * graphite-poly.c (apply_poly_transforms): Introduce
3595 flag_graphite_force_parallel.
3596 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
3597 * toplev.c (process_options): ditto and replace a not correctly
3598 encoded space.
3599
36002009-04-30 Li Feng <nemokingdom@gmail.com>
3601
3602 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
3603 Change the call of gbb_loop_at_index and/or gbb_loop_index due
3604 to the redefinition.
3605 (compute_cloog_iv_types_1): ditto.
3606 (build_iv_mapping): ditto.
3607 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
3608 initialization.
3609 (free_gimple_bb): Removed GBB_LOOPS related free part.
3610 (build_bb_loops): Removed.
3611 * sese.h (struct gimple_bb): Removed loops.
3612 (GBB_LOOPS): Removed.
3613 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
3614 (gbb_loop_index): ditto.
3615
36162009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3617
3618 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
3619 allow non constant strides.
45489e99 3620 * gcc.dg/graphite/scop-20.c: New.
2abae5f1
SP		 3621
36222009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3623
3624 * graphite-scop-detection.c (dot_all_scops): Fix system call
3625 return value warning.
3626 (dot_scop): Same.
3627
36282009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3629
45489e99
SP		 3630 * gcc.dg/graphite/id-6.c: Fix pattern.
3631 * gcc.dg/graphite/scop-3.c: Same.
2abae5f1
SP		 3632
36332009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3634
3635 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
3636 build_pairwise_constraint, dr_equality_constraints,
3637 build_pairwise_scheduling_equality,
3638 build_pairwise_scheduling_inequality, lexicographically_gt_p,
3639 build_lexicographically_gt_constraint, dependence_polyhedron,
3640 graphite_legal_transform_dr, graphite_legal_transform_bb,
3641 graphite_legal_transform): New.
3642 * graphite-poly.h (graphite_legal_transform): Declared.
3643 * graphite-sese-to-poly.c (build_poly_scop): Call to
3644 graphite_legal_transform is disabled for the moment.
3645
36462009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3647
3648 * graphite-poly.h (pbb_nb_scattering_dims): New.
3649 (pbb_nb_scattering): Use it.
3650
36512009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3652
3653 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
3654 Pointset_Powerset version of ppl_insert_dimensions.
3655 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
3656
36572009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3658
3659 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
3660
36612009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3662
3663 * graphite-poly.h: Fix comment.
3664
36652009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3666
3667 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
3668
36692009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3670
3671 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
3672 statements.
3673
36742009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3675
3676 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
3677 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
3678 conditions.
3679
36802009-04-20 Sebastian Pop <sebastian.pop@amd.com>
3681
3682 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
3683 handle EQ_EXPR and NE_EXPR.
3684
36852009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
3686
3687 * graphite-poly.h (poly_dr): Fix comment.
3688
36892009-04-09 Sebastian Pop <sebastian.pop@amd.com>
3690 Tobias Grosser <grosser@fim.uni-passau.de>
3691
3692 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
3693 with a zero dimension polyhedron.
3694 (find_scop_parameters): Move the call to scop_set_nb_params here.
3695 (build_loop_iteration_domains): Store in loop->aux the iteration
3696 domain polyhedron.
3697 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
3698 by any loop in scop.
3699 (build_poly_scop): Do not call scop_set_nb_params.
3700
37012009-04-09 Sebastian Pop <sebastian.pop@amd.com>
3702 Tobias Grosser <grosser@fim.uni-passau.de>
3703
3704 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
3705 add_condition_to_domain not GT_EXPR.
3706
37072009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3708
3709 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
3710 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
3711 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
3712 upper_bound_assign to calculate unions.
45489e99 3713 * gcc.dg/graphite/id-6.c: New.
2abae5f1
SP		 3714
37152009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3716
3717 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
3718 handle abnormal edges.
3719
37202009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3721
3722 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
3723 (free_poly_bb): Also free poly_drs.
3724 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
3725 (poly_dr): Polyhedron to Pointset_Powerset.
3726 (pdr_accessp_nb_subscripts): Same.
3727 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
3728 poly_drs.
3729
37302009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3731
3732 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
3733 names into more meaningful names.
3734
37352009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3736
45489e99
SP		 3737 * gfortran.dg/graphite/interchange-1.c: New.
3738 * gfortran.dg/graphite/interchange-2.c: New.
2abae5f1
SP		 3739
37402009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3741
3742 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
3743 the reduction_list.
3744 * tree-parloops.c (rewrite_phi_with_iv): New.
3745 (rewrite_all_phi_nodes_with_iv): New.
3746 (canonicalize_loop_ivs): Call them.
3747
37482009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3749
3750 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
3751 graphite_find_data_references_in_stmt.
3752 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
3753 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
3754
37552009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3756
3757 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
3758
37592009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3760
3761 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
3762 instead of bb_in_region.
3763 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
3764 (build_sese_conditions): Use flag_bb_in_sese.
3765 * sese.c (register_bb_in_sese): Removed.
3766 (new_sese): Remove initialization of SESE_REGION_BBS.
3767 (free_sese): Do not free SESE_REGION_BBS.
3768 * sese.h (struct sese): Remove field region_basic_blocks.
3769 (SESE_REGION_BBS): Removed.
3770 (bb_in_sese_p): Implement in function of bb_in_region.
3771
37722009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3773
3774 * graphite-scop-detection.c (limit_scops): Deal only with single exit
3775 loops.
3776
37772009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
3778
3779 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
3780 and EQ_EXPR.
3781 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
3782 (add_condition_to_domain): New.
3783 (add_condition_to_pbb): New.
3784 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
45489e99 3785 * gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2abae5f1
SP		 3786
37872009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
3788
3789 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
3790 ppl_Pointset_Powerset.
3791 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
3792 * graphite-poly.h (poly_bb): poly_bb.domain Same.
3793 (pbb_nb_loops): Same.
3794 * graphite-sese-to-poly.c (build_loop_iteration_domains,
3795 add_conditions_to_domain): Same.
3796 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
3797 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
3798 ppl_const_Polyhedron_t.
3799 (ppl_print_powerset_matrix): New.
3800 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
3801 ppl_print_powerset_matrix): New.
3802 (ppl_print_polyhedron_matrix): Updated.
3803
38042009-04-07 Sebastian Pop <sebastian.pop@amd.com>
3805
3806 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
3807
38082009-04-07 Sebastian Pop <sebastian.pop@amd.com>
3809
3810 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
3811 (print_iteration_domains, debug_iteration_domain,
3812 debug_iteration_domains): New.
3813 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
3814 debug_iteration_domains): Declared.
3815 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
3816 indenting.
3817
38182009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
3819 Sebastian Pop <sebastian.pop@amd.com>
3820
3821 * graphite-poly.h (print_iteration_domain): New.
3822 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
3823 (build_sese_conditions_1, build_sese_conditions_after,
3824 build_sese_conditions_before): New.
3825 (build_sese_conditions): Rewritten.
3826
38272009-04-03 Sebastian Pop <sebastian.pop@amd.com>
3828 Tobias Grosser <grosser@fim.uni-passau.de>
3829
3830 Cleanup of code generation liveouts.
3831 * graphite-clast-to-gimple.c (translate_clast): Use a single
3832 rename_map instead of one per translated statement.
3833 Do not use SESE_LIVEOUT_RENAMES.
3834 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
3835 (gloog): Do not use SESE_LIVEOUT_RENAMES.
3836 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
3837 phi node of a reduction: when a loop contains a reduction used outside
3838 the loop, there should be a scalar close phi node on the exit block.
3839 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
3840 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
3841 (free_sese): Do not free them.
3842 (sese_build_liveouts_use): Do not use them.
3843 (sese_build_liveouts_bb): Same.
3844 (sese_build_liveouts): Same.
3845 (sese_insert_phis_for_liveouts): Same.
3846 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
3847 (defined_in_loop_p): New.
3848 (alive_after_loop): New.
3849 (close_phi_not_yet_inserted_p): New.
3850 (struct alep, alep_p): New.
3851 (add_loop_exit_phis): Remove from the rename_map all the names defined
3852 in the code generated loop.
3853 (insert_loop_close_phis): Traverse the rename_map passed to it.
3854 Don't use SESE_LIVEOUT_RENAMES.
3855 (default_liveout_before_guard): Renamed default_before_guard.
3856 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
3857 (graphite_copy_stmts_from_block): Do not directly call set_rename.
3858 (register_sese_liveout_renames): Removed.
3859 (copy_bb_and_scalar_dependences): Do not call it.
3860 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
3861 reduction_list.
3862 (SESE_LIVEOUT): Removed.
3863 (SESE_LIVEOUT_RENAMES): Removed.
3864 (SESE_REDUCTION_LIST): Removed.
3865 (sese_build_liveouts): Removed.
3866 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
3867 (insert_loop_close_phis): Pass a htab_t instead of a sese.
3868 (insert_guard_phis): Same.
3869 (rename_map_elt): Declare a VEC of them.
3870 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3871 trees not pointers to trees.
3872
3873 Rewrite in canonical close SSA form:
3874 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
3875 (limit_scops): Close the scop after the block containing the close phi
3876 nodes.
3877 (canonicalize_loop_closed_ssa): New.
3878 (canonicalize_loop_closed_ssa_form): New.
3879 (build_scops): Call canonicalize_loop_closed_ssa_form.
3880
3881 * graphite-sese-to-poly.c: Fix typos.
3882
38832009-04-03 Sebastian Pop <sebastian.pop@amd.com>
3884
3885 * graphite-poly.c (print_scattering_function, print_pbb_domain):
3886 Extended.
3887 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
3888 (print_pbb): Add conditions.
3889
38902009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
3891 Sebastian Pop <sebastian.pop@amd.com>
3892
3893 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
3894 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
3895 (build_scop_bbs_1): New.
3896 (build_scop_bbs): Rewrite.
3897 * sese.h (bb_in_region): New.
3898
38992009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3900
3901 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3902 poly_drs vector.
3903 (print_scop): Style.
3904 * graphite-poly.h (poly_bb): Add drs vector.
3905 (PBB_DRS): Add accessor.
3906 * graphite-sese-to-poly.c (build_poly_dr): New.
3907 (build_pbb_drs, build_scop_drs): New.
3908 (build_poly_scop): call build_scop_drs (Disabled at the moment).
3909
39102009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3911
3912 * tree-ssa-loop.c: Include forgotten toplev.h
3913
39142009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3915
3916 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
45489e99
SP		 3917 * gcc.dg/graphite/pr37883.c: Remove -floop-*
3918 * gcc.dg/graphite/pr37928.c: Same
3919 * gcc.dg/graphite/pr38409.c: Same
3920 * gcc.dg/graphite/pr38498.c: Same
3921 * gcc.dg/graphite/pr38559.c: Same
3922 * gcc.dg/graphite/pr39335.c: Same
3923 * gcc.dg/graphite/pr39335_1.c: Same
3924 * gfortran.dg/graphite/block-2.f: Same
2abae5f1
SP		 3925 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
3926 with -floop-*.
3927
39282009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
3929
3930 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
3931 build_access_matrix, build_scop_data_accesses): Remove access function
3932 building. (We get a new version soon).
3933 (build_bb_loops, scan_tree_for_params_right_scev): Update.
3934 * sese.h (nb_loops_around_loop_in_sese): Remove.
3935 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
3936
39372009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
3938 Sebastian Pop <sebastian.pop@amd.com>
3939
3940 * graphite-scop-detection.c (struct scopdet_info): Rename last
3941 field to exit.
3942 (scopdet_basic_block_info, build_scops_1): Don't use
3943 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
3944
39452009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
3946 Sebastian Pop <sebastian.pop@amd.com>
3947
3948 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
3949 * sese.c (sese_build_liveouts_use): Renamed from
3950 sese_build_livein_liveouts_use. Remove liveins.
3951 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
3952 Call sese_build_liveouts_use.
3953 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
3954 Call sese_build_liveouts_bb.
3955 (new_sese, free_sese): Remove liveins.
3956 (sese_add_exit_phis_var): Deleted.
3957 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
3958 directly.
3959 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
3960
3961 * sese.h (sese): Remove num_ver and livein.
3962 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
3963
39642009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
3965
3966 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
3967
39682009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
3969
3970 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
3971 (build_scop_scattering): Do not use compare_prefix_loops any more.
3972 (nb_common_loops): New.
3973
39742009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3975
3976 * sese.c (get_new_name_from_old_name): Renamed get_rename.
3977 (register_old_and_new_names): Renamed set_rename.
3978
39792009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3980
3981 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
3982 of the decl from the previous commit.
3983
39842009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3985
3986 * graphite-scop-detection.c (dot_scop): New.
3987 * graphite-scop-detection.h (dot_scop): Declared.
3988
39892009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3990
3991 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
3992
39932009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3994
3995 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
3996 condition at the end of the loop.
3997 * graphite.c (graphite_initialize, graphite_finalize): Print to
3998 dump_file the compiled function.
3999 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
4000 of create_empty_loop_on_edge.
4001 (translate_clast): Update the code generation of loops for the new
4002 shape of loops.
4003 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
4004
40052009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4006
4007 Reverted the patch from 2009-03-19.
4008
40092009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
4010
4011 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
4012 poly_drs vector.
4013 (print_scop): Style.
4014 * graphite-poly.h (poly_bb): Add drs vector.
4015 (PBB_DRS): Add accessor.
4016 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
4017 (build_access_matrix_with_af, build_access_matrix,
4018 build_scop_data_accesses): Delete.
4019 (build_poly_dr): New.
4020 (build_pbb_drs, build_scop_drs): New.
4021 (build_poly_scop): call build_scop_drs.
4022
40232009-03-13 Sebastian Pop <sebastian.pop@amd.com>
4024
4025 * graphite-scop-detection.c (dot_all_scops_1): Close the table
4026 once per basic block.
4027
40282009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
4029
4030 * graphite-scop-detection.c (graphite_can_represent_scev): New.
4031 (graphite_can_represent_expr): Renamed from loop_affine_expr
4032 and enhanced.
4033 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
4034 (graphite_cannot_represent_loop): Add scop_entry to parameters.
4035 (scopdet_basic_block_info): Actually define entry_block.
4036 (stmt_simple_memref_p): Moved here from ...
4037
4038 * tree-data-ref.c (stmt_simple_memref_p): here.
4039 * tree-data-ref.h (stmt_simple_memref_p): Removed.
4040
40412009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
4042
45489e99 4043 * gcc.dg/graphite/id-4.c: New.
2abae5f1
SP		 4044
40452009-03-12 Sebastian Pop <sebastian.pop@amd.com>
4046
4047 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
4048 (register_old_and_new_names): Update the content of the map.
4049 When there was already a rename_map_elt in the map at that
4050 location, free it.
4051 (copy_bb_and_scalar_dependences): Do rename_variables after
4052 expand_scalar_variables.
4053 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4054 of the map. When there was already a rename_map_elt in the
4055 map at that location, free it.
4056 (translate_clast): Pass the rename_map. Do not initialize and free
4057 a rename_map per stmt_user.
4058 (gloog): Initialize and free one rename_map and pass it to
4059 translate_clast.
4060
40612009-03-12 Sebastian Pop <sebastian.pop@amd.com>
4062
4063 * sese.c (expand_scalar_variables_stmt,
4064 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
4065 parameter.
4066 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
4067 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
4068 the gimple_stmt_iterator of the statement to be expanded.
4069 * graphite-scop-detection.c (is_simple_operand): Do handle
4070 REALPART_EXPR.
4071
40722009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4073
4074 * graphite-scop-detection.c (is_simple_operand): Do not handle
4075 REALPART_EXPR.
45489e99 4076 * gcc.dg/graphite/id-2.c: New.
2abae5f1
SP		 4077
4078 * graphite-sese-to-poly.c (build_bb_loops,
4079 add_value_to_dim, scan_tree_for_params_right_scev,
4080 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
4081 find_params_in_bb, build_loop_iteration_domains,
4082 add_conditions_to_domain): Remove subtract.
4083
40842009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4085
4086 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
4087 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
4088 pbb_loop_at_index -> gbb_loop_at_index.
4089 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
4090 (debug_loop_vec): Delete.
4091 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
4092 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
4093 (PBB_LOOPS): Removed.
4094 (PBB_BLACK_BOX): Insert cast.
4095 (pbb_set_black_box): New setter.
4096 (pbb_loop_at_index, pbb_loop_index): Removed.
4097 (scop_set_region, scop_set_nb_params): New.
4098 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
4099 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
4100 (build_poly_scop): Use scop_set_nb_params.
4101 * sese.h (gimple_bb): Add LOOPS.
4102 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
4103
41042009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4105
4106 Revert previous commit.
4107
41082009-03-11 Sebastian Pop <sebastian.pop@amd.com>
4109
4110 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
4111 (register_old_and_new_names): Update the content of the map.
4112 When there was already a rename_map_elt in the map at that
4113 location, free it.
4114 (copy_bb_and_scalar_dependences): Do rename_variables after
4115 expand_scalar_variables.
4116 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4117 of the map. When there was already a rename_map_elt in the
4118 map at that location, free it.
4119 (translate_clast): Pass the rename_map. Do not initialize and free
4120 a rename_map per stmt_user.
4121 (gloog): Initialize and free one rename_map and pass it to
4122 translate_clast.
4123
41242009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4125
4126 Remove forgotten line in revert.
4127
41282009-03-11 Sebastian Pop <sebastian.pop@amd.com>
4129
4130 Revert previous commit.
4131
41322009-03-10 Sebastian Pop <sebastian.pop@amd.com>
4133
4134 * sese.c (register_old_and_new_names): Update the content
4135 of the map. When there was already a rename_map_elt in the
4136 map at that location, free it.
4137 (copy_bb_and_scalar_dependences): Do rename_variables after
4138 expand_scalar_variables.
4139 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4140 of the map. When there was already a rename_map_elt in the
4141 map at that location, free it.
4142 (translate_clast): Pass the rename_map. Do not initialize and free
4143 a rename_map per stmt_user.
4144 (gloog): Initialize and free one rename_map and pass it to
4145 translate_clast.
4146
41472009-03-10 Sebastian Pop <sebastian.pop@amd.com>
4148
4149 * graphite-clast-to-gimple.c (translate_clast): context_loop
4150 is never NULL.
4151
41522009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
4153 Sebastian Pop <sebastian.pop@amd.com>
4154
4155 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
4156 of the use of ppl_Polyhedron_map_space_dimensions.
4157
41582009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
4159 Sebastian Pop <sebastian.pop@amd.com>
4160
4161 * graphite-poly.c (unify_scattering_dimensions): Fix types.
4162 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
4163 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
4164 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
4165 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
4166 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
4167 pbb_nb_params): New.
4168 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
4169 nb_loops_around_pbb): Adapt return types.
4170
41712009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
4172
4173 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
4174 graphite-clast-to-gimple.o, graphite-data-ref.o,
4175 graphite-scop-detection.o, graphite-poly.o): Add
4176 more headers.
4177
41782009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
4179
4180 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
4181 graphite-clast-to-gimple.o, graphite-data-ref.o,
4182 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
4183
41842009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
4185
45489e99
SP		 4186 * gcc.dg/graphite/pr37485.c: Remove -floop-block
4187 * gcc.dg/graphite/pr37828.c: Same.
4188 * gcc.dg/graphite/pr37684.c: Same.
4189 * gcc.dg/graphite/block-0.c: Same.
4190 * gcc.dg/graphite/block-1.c: Same.
4191 * gcc.dg/graphite/block-2.c: Same.
4192 * gcc.dg/graphite/block-3.c: Same.
4193 * gcc.dg/graphite/block-4.c: Same.
4194 * gcc.dg/graphite/block-5.c: Same.
4195 * gcc.dg/graphite/block-6.c: Same.
4196 * gfortran.dg/graphite/pr38083.f90: Same.
4197 * gfortran.dg/graphite/block-1.f90: Same.
4198 * gfortran.dg/graphite/block-3.f90: Same.
4199 * gfortran.dg/graphite/pr37852.f90: Same.
4200 * gfortran.dg/graphite/block-4.f90: Same.
4201 * gfortran.dg/graphite/pr37980.f90: Same.
4202 * gfortran.dg/graphite/pr38953.f90: Same.
4203 * gfortran.dg/graphite/pr37857.f90: Same.
2abae5f1
SP		 4204 * opts.c: Remove -floop-block from -O2.
4205 * graphite-poly.c: Fail if -floop-block -floop-interchange or
4206 -floop-strip-mine are used.
4207
42082009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
4209 Sebastian Pop <sebastian.pop@amd.com>
4210
4211 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
4212 dimensions.
4213 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
4214 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
4215 strip_mine_profitable_p, is_interchange_valid,
4216 graphite_trans_bb_block, graphite_trans_loop_block,
4217 graphite_trans_scop_block): Temporary removed.
4218 (extend_scattering, unify_scattering_dimensions): New.
4219 (print_scattering_function, graphite_read_transforms):
4220 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
4221 (graphite_generate_scattering_fns): Removed.
4222 (apply_poly_transforms): Cleanup.
4223 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
4224 (schedule_to_scattering): Moved.
4225 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
4226 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
4227 (pbb_nb_scattering): New.
4228 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
4229 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
4230 Removed.
4231 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
4232 shift_poly.
4233 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
4234 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
4235 -> PBB_TRANSFORMED_SCATTERING.
4236 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
4237 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
4238 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
4239 (check_poly_representation): Do not return bool.
4240 (graphite_transform_loops): Reformat.
4241 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
4242
42432009-03-04 Sebastian Pop <sebastian.pop@amd.com>
4244
4245 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
4246 debug_pbb_domain, debug_pbb, debug_scop): New.
4247 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
4248 debug_pbb_domain, debug_pbb, debug_scop): Declared.
4249
42502009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4251
4252 PR middle-end/39335
4253 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4254 when the type precision of the induction variable should be
4255 larger than the type precision of nit.
4256 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4257 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
4258 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4259
45489e99
SP		 4260 * gcc.dg/graphite/pr39335_1.c: New.
4261 * gcc.dg/graphite/pr39335.c: New.
2abae5f1
SP		 4262
42632009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4264
4265 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
4266 SSA_NAMES not struct reduction_info.
4267
42682009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4269
4270 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
4271
42722009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4273 Tobias Grosser <grosser@fim.uni-passau.de>
4274
4275 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
4276 (free_sese): Free SESE_REDUCTION_LIST.
4277 * sese.h (struct sese): Add field reduction_list.
4278 (SESE_REDUCTION_LIST): New.
4279 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
4280 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
4281
42822009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4283 Tobias Grosser <grosser@fim.uni-passau.de>
4284
4285 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
4286 of loop_p.
4287
42882009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4289 Tobias Grosser <grosser@fim.uni-passau.de>
4290
4291 * tree-parloops.c (struct brli, build_reduction_list_info,
4292 analyze_reduction_list, gather_scalar_reductions): New.
4293 (loop_parallel_p): Build a reduction list containing only
4294 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
4295 (gen_parallel_loop): Call the analysis analyze_reduction_list.
4296 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
4297 * tree-flow.h (gather_scalar_reductions): Declared.
4298
42992009-02-26 Sebastian Pop <sebastian.pop@amd.com>
4300
4301 PR middle-end/39308
4302 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
4303 number_of_iterations_exit from a gcc_assert.
4304
43052009-02-25 Sebastian Pop <sebastian.pop@amd.com>
4306 Jan Sjodin <jan.sjodin@amd.com>
4307
4308 * output.h (graphite_out_file, graphite_in_file): Declared.
4309 * toplev.c (graphite_out_file, graphite_in_file): New.
4310 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
4311 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
4312 Don't call schedule_to_scattering.
4313 * common.opt (fgraphite-write, fgraphite-read): New.
4314 * graphite-poly.c: Include output.h.
4315 (print_scattering_function, print_scattering_functions,
4316 debug_scattering_function, debug_scattering_functions,
4317 graphite_write_transforms, graphite_read_transforms,
4318 graphite_generate_scattering_fns): New.
4319 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
4320 Call graphite_generate_scattering_fns, graphite_write_transforms,
4321 graphite_read_transforms.
4322 (new_poly_bb): Initialize PBB_SCATTERING.
4323 (free_poly_bb): Free PBB_SCATTERING.
4324 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
4325 * graphite-poly.h (struct poly_bb): Add field scattering.
4326 (PBB_SCATTERING): New.
4327 (print_scattering_function, print_scattering_functions,
4328 debug_scattering_function, debug_scattering_functions): Declared.
4329 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
4330 GMP values, not integers!
4331 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
4332 ppl_read_polyhedron_matrix): New.
4333 * graphite-ppl.h (ppl_print_polyhedron_matrix,
4334 debug_ppl_polyhedron_matrix,
4335 ppl_read_polyhedron_matrix): Declared.
4336 * Makefile.in (graphite-poly.o): Depends on output.h.
4337
43382009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4339 Tobias Grosser <grosser@fim.uni-passau.de>
4340
4341 Revert this change:
4342 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
4343 scalar evolutions in the scop_entry->loop_father.
4344
43452009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4346 Tobias Grosser <grosser@fim.uni-passau.de>
4347
4348 * graphite.h (ref_nb_loops): Remove declaration.
4349 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
4350 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
4351 debug_gbb): Moved to sese.h.
4352 * sese.h: As said.
4353
43542009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4355 Tobias Grosser <grosser@fim.uni-passau.de>
4356
4357 * graphite-data-ref.[ch]: Disable.
4358
43592009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4360 Tobias Grosser <grosser@fim.uni-passau.de>
4361
4362 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
4363 scalar evolutions in the scop_entry->loop_father.
4364
43652009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4366
4367 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
4368 (graphite_cannot_represent_loop_niter): Renamed
4369 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
4370 (limit_scops): build_sese_loop_nests does not return a bool.
4371 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
4372 * sese.c (nb_reductions_in_loop): ... from here.
4373 (graphite_loop_normal_form): ... from here.
4374 (sese_record_loop): Does not fail, so does not return a bool.
4375 (build_sese_loop_nests): Same.
4376 * sese.h (build_sese_loop_nests): Update declaration.
4377 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
4378 (build_graphite_loop_normal_form): New.
4379 (gloog): Call build_graphite_loop_normal_form.
4380 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
4381 build_sese_loop_nests.
4382
45489e99 4383 * gcc.dg/graphite/id-1.c: New.
2abae5f1
SP		 4384
43852009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4386 Tobias Grosser <grosser@fim.uni-passau.de>
4387
4388 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
4389 The SCoP detection fix is sufficient.
4390
43912009-02-21 Sebastian Pop <sebastian.pop@amd.com>
4392
4393 PR tree-optimization/39260
4394 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
4395 the basic block contains a condition with a real type.
4396 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
4397
4398 * gcc.dg/graphite/pr39260.c: New.
4399
44002009-02-21 Sebastian Pop <sebastian.pop@amd.com>
4401
4402 * graphite-poly.c: Inlcude params.h.
4403 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
4404 the size of a tile.
4405 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
4406 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
4407
44082009-02-20 Sebastian Pop <sebastian.pop@amd.com>
4409 Tobias Grosser <grosser@fim.uni-passau.de>
4410
4411 * graphite-scop-detection.c (dot_all_scops_1,
4412 dot_all_scops): Moved here.
4413 * graphite-scop-detection.h (dot_all_scops): Declared here.
4414 * graphite.c (graphite_initialize, graphite_finalize): New.
4415 (graphite_transform_loops): Cleaned up.
4416 * sese.c (debug_oldivs): Moved here.
4417 * graphite-poly.c (graphite_apply_transformations): Renamed
4418 apply_poly_transforms.
4419 (debug_loop_vec): Moved here.
4420 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
4421 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
4422 find_scop_parameters, build_scop_iteration_domain,
4423 add_conditions_to_constraints, build_scop_canonical_schedules,
4424 build_scop_data_accesses): Now static.
4425 (build_poly_scop, check_poly_representation): New.
4426
44272009-02-20 Sebastian Pop <sebastian.pop@amd.com>
4428
4429 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
4430 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
4431 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
4432 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
4433 scan_tree_for_params_right_scev, scan_tree_for_params_int,
4434 scan_tree_for_params, struct irp_data, dx_record_params,
4435 find_params_in_bb, find_scop_parameters, gbb_from_bb,
4436 build_loop_iteration_domains, add_conditions_to_domain,
4437 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
4438 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
4439 build_sese_conditions, add_conditions_to_constraints,
4440 build_scop_iteration_domain, build_access_matrix_with_af,
4441 build_access_matrix,
4442 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
4443
4444 * graphite-sese-to-poly.c: New.
4445 * graphite-sese-to-poly.h: New.
4446
4447 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
4448
44492009-02-20 Sebastian Pop <sebastian.pop@amd.com>
4450
4451 * graphite.c: Split graphite code generation to a new file.
4452 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
4453 max_precision_type, clast_to_gcc_expression_red,
4454 clast_to_gcc_expression, gcc_type_for_clast_expr,
4455 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
4456 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
4457 graphite_create_new_guard, clast_get_body_of_loop,
4458 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
4459 graphite_create_new_loop, build_iv_mapping, copy_renames,
4460 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
4461 compute_cloog_iv_types, free_scattering, save_var_name,
4462 initialize_cloog_names, build_scop_context, build_cloog_prog,
4463 set_cloog_options, debug_clast_stmt, scop_to_clast,
4464 print_generated_program, debug_generated_program,
4465 gloog): Moved to graphite-clast-to-gimple.c.
4466
4467 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
4468
4469 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
4470 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
4471 loop_iv_stack_pop, loop_iv_stack_get_iv,
4472 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
4473 free_loop_iv_stack, loop_iv_stack_remove_constants,
4474 debug_rename_elt, debug_rename_map_1, debug_rename_map,
4475 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
4476 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
4477 eq_ivtype_map_elts, sese_add_exit_phis_edge,
4478 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
4479 get_vdef_before_sese, sese_adjust_vphi,
4480 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
4481 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
4482 is_iv, expand_scalar_variables_ssa_name,
4483 expand_scalar_variables_expr, expand_scalar_variables_stmt,
4484 expand_scalar_variables, rename_variables, remove_condition,
4485 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
4486 add_loop_exit_phis, insert_loop_close_phis, struct igp,
4487 default_liveout_before_guard, add_guard_exit_phis,
4488 insert_guard_phis, register_old_and_new_names,
4489 graphite_copy_stmts_from_block, register_sese_liveout_renames,
4490 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
4491 if_region_set_false_region, create_if_region_on_edge,
4492 move_sese_in_condition): Moved to sese.c.
4493
4494 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
4495 if_region_exit, if_region_get_condition_block,
4496 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
4497 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
4498 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
4499 ivtype_map_elt, new_ivtype_map_elt,
4500 recompute_all_dominators): Moved to sese.h.
4501
4502 * graphite-clast-to-gimple.c: New.
4503 * graphite-clast-to-gimple.h: New.
4504 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
4505 * sese.c: Modified as said above.
4506 * sese.h: Same.
4507
45082009-02-20 Sebastian Pop <sebastian.pop@amd.com>
4509
4510 * graphite.c: Split scop detection to a new file.
4511 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
4512 move_sd_regions, loop_affine_expr, exclude_component_ref,
4513 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
4514 graphite_cannot_represent_loop_niter, struct scopdet_info,
4515 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
4516 find_single_entry_edge, find_single_exit_edge,
4517 create_single_entry_edge, sd_region_without_exit,
4518 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
4519 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
4520 Moved to graphite-scop-detection.c.
4521
4522 * graphite-scop-detection.c: New.
4523 * graphite-scop-detection.h: New.
4524 * Makefile.in: Add new rule for graphite-scop-detection.o.
4525
4526 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
4527 tree-scalar-evolution.h.
4528 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
4529 build_sese_loop_nests): Moved here from graphite.c.
4530 (param_index): Renamed parameter_index_in_region.
4531
45322009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
4533 Sebastian Pop <sebastian.pop@amd.com>
4534
4535 * gcc.dg/graphite/block-0.c: Expected to fail now.
4536 * gcc.dg/graphite/block-1.c: Same.
4537 * gcc.dg/graphite/block-5.c: Same.
4538 * gcc.dg/graphite/block-6.c: Same.
4539
45402009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
4541 Sebastian Pop <sebastian.pop@amd.com>
4542
4543 * graphite.h: Separate from graphite_bb_p the polyhedral
4544 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
4545 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
4546 graphite-data-ref.h.
4547 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
4548 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
4549 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
4550 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
4551 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
4552 scop_nb_params): Moved to graphite-poly.h.
4553 * graphite-data-ref.c: Same.
4554 * graphite-data-ref.h: New.
4555 * graphite.c: Same.
4556 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
4557 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
4558 is_interchange_valid, graphite_trans_bb_block,
4559 graphite_trans_loop_block, scop_max_loop_depth,
4560 graphite_trans_scop_block, graphite_apply_transformations,
4561 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
4562 graphite-poly.c.
4563 * graphite-poly.h: New.
4564 * graphite-poly.c: New.
4565 * Makefile.in (OBJS-common): Add graphite-poly.o.
4566 (graphite-poly.o): New rule.
4567 * tree-data-ref.h (struct data_reference): Remove unused scop field.
4568 (DR_SCOP): Removed.
4569
45702009-02-18 Sebastian Pop <sebastian.pop@amd.com>
4571 Tobias Grosser <grosser@fim.uni-passau.de>
4572
4573 * graphite.c: Replace gb -> gbb.
4574 * graphite.h: Same.
4575 * graphite-data-ref.c: Same.
4576
45772009-02-18 Sebastian Pop <sebastian.pop@amd.com>
4578 Tobias Grosser <grosser@fim.uni-passau.de>
4579
4580 * Makefile.in (OBJS-commmon): Add sese.o.
4581 (sese.o): New.
4582 (graphite.o): Add sese.h.
4583 * graphite.c (bb_in_ss_p, loop_in_sese_p,
4584 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
4585 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
4586 Move to sese.
4587 (block_before_scop): Add missing return.
4588 (new_scop, free_scop): Remove SESE data structures.
4589 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
4590 find_scop_parameters, build_loop_iteration_domains,
4591 add_conditions_to_domain, register_scop_liveout_renames,
4592 copy_bb_and_scalar_dependences): Scop -> SESE.
4593
4594 (add_conditions_to_domain): SCoP -> SESE and remove check
4595 (scop_contains_non_iv_scalar_phi_nodes): New.
4596 (build_scop_conditions_1, build_scop_conditions): Remove check for
4597 non iv scalar phi nodes.
4598 (print_scop_statistics): New.
4599 (graphite_transform_loops): Cleanup.
4600
4601 * graphite.h: Move to sese & cleanup.
4602 * sese.c: New.
4603 * sese.h: New.
4604
46052009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4606 Tobias Grosser <grosser@fim.uni-passau.de>
4607
4608 * graphite.c (build_scop_conditions_1): Conditions are only
4609 at the end of a basic block.
4610
46112009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4612 Tobias Grosser <grosser@fim.uni-passau>
4613
4614 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
4615 field.
4616 (GBB_ALPHA): Removed.
4617
46182009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4619 Tobias Grosser <grosser@fim.uni-passau.de>
4620
4621 * graphite-data-ref.c (graphite_test_dependence): Don't use
4622 GBB_DYNAMIC_SCHEDULE.
4623 * graphite.c (new_graphite_bb): Same.
4624 (free_graphite_bb): Same.
4625 (build_scop_dynamic_schedules): Removed.
4626 (graphite_transform_loops): Don't call it.
4627 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
4628 (GBB_DYNAMIC_SCHEDULE): Removed.
4629
46302009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4631 Tobias Grosser <grosser@fim.uni-passau.de>
4632
4633 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
4634 (print_graphite_bb): Same.
4635 (build_cloog_prog): Same.
4636
46372009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4638 Tobias Grosser <grosser@fim.uni-passau.de>
4639
4640 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
4641
46422009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4643 Tobias Grosser <grosser@fim.uni-passau.de>
4644
4645 * graphite.c (build_scop_context): Don't use CloogMatrix.
4646 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
4647 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
4648
46492009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4650 Tobias Grosser <grosser@fim.uni-passau.de>
4651
4652 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
4653 liveout_renames, add_params fields...
4654 (struct sese): ... here.
4655 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
4656 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
4657
46582009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4659 Tobias Grosser <grosser@fim.uni-passau.de>
4660
4661 * graphite.c (print_scop): Do not print the CLooG program.
4662 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
4663 build_cloog_prog, gloog): Don't use SCOP_PROG.
4664 (find_transform): Renamed scop_to_clast.
4665 (print_generated_program, debug_generated_program): New.
4666 (graphite_transform_loops): Adapt to new interface.
4667 * graphite.h (struct scop): Remove program field.
4668 (SCOP_PROG): Removed.
4669 (print_generated_program, debug_generated_program): Declared.
4670
46712009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4672
4673 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
4674 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
4675 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
4676 free_graphite_bb, build_scop_canonical_schedules,
4677 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
4678 schedules are now represented using a ppl_Linear_Expression_t.
4679 * graphite.h (struct graphite_bb): Same.
4680 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
4681 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
4682
46832009-02-15 Sebastian Pop <sebastian.pop@amd.com>
4684
4685 * graphite.c: Free local memory.
4686 * graphite-ppl.c: Same.
4687
46882009-02-15 Sebastian Pop <sebastian.pop@amd.com>
4689
4690 * graphite.c (const_column_index, get_first_matching_sign_row_index,
4691 get_lower_bound_row, get_upper_bound_row, copy_constraint,
4692 swap_constraint_variables, scale_constraint_variable): Removed.
4693 (graphite_trans_bb_strip_mine): Remove pong.
4694 * graphite-ppl.c: Include missing header files.
4695 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
4696 * graphite-ppl.h (ppl_strip_loop): Declared.
4697 * Makefile.in (graphite-ppl.o): Adjust dependences.
4698
46992009-02-14 Sebastian Pop <sebastian.pop@amd.com>
4700
4701 * graphite.c (build_loop_iteration_domains): Remove ping pong.
4702 (build_scop_iteration_domain): Same.
4703
47042009-02-13 Sebastian Pop <sebastian.pop@amd.com>
4705
4706 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4707 ping pong.
4708 (add_value_to_dim, scan_tree_for_params_right_scev,
4709 scan_tree_for_params_int): New.
4710 * graphite-ppl.c (oppose_constraint): New.
4711 (insert_constraint_into_matrix): Implement missing cases.
4712 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4713
47142009-02-13 Sebastian Pop <sebastian.pop@amd.com>
4715
4716 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4717 use ppl_move_dimension.
4718
47192009-02-12 Sebastian Pop <sebastian.pop@amd.com>
4720
4721 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
4722 * graphite.c: Same.
4723 * graphite.h: Same.
4724 * graphite-ppl.c: Same.
4725 * graphite-ppl.h: Same.
4726
47272009-02-12 Sebastian Pop <sebastian.pop@amd.com>
4728
4729 Revert last 3 commits.
4730
47312009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4732
4733 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4734 ping pong.
4735 (add_value_to_dim, scan_tree_for_params_right_scev,
4736 scan_tree_for_params_int): New.
4737 * graphite-ppl.c (oppose_constraint): New.
4738 (insert_constraint_into_matrix): Implement missing cases.
4739 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4740
47412009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4742
4743 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
4744
47452009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4746 Tobias Grosser <grosser@fim.uni-passau.de>
4747
4748 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4749 use ppl_move_dimension.
4750 * graphite-ppl.c (ppl_move_dimension): New.
4751 * graphite-ppl.h (ppl_move_dimension): Declared.
4752
47532009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4754
4755 * graphite.c: Do not include cloog/cloog.h.
4756 (print_graphite_bb): Remove ping pong, call PPL print function.
4757
47582009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
4759
4760 * Makefile.in (OBJS-common): Add graphite-ppl.o.
4761 (graphite.o): Add dependence on graphite-ppl.h.
4762 (graphite-ppl.o): New.
4763 (graphite-data-ref.c): Ping pong between PPL data structures
4764 and matrices.
4765 * graphite-ppl.c: New.
4766 * graphite-ppl.h: New.
4767 * graphite.c: Include graphite-ppl.h.
4768 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
4769 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
4770 Ping pong between PPL data structures and matrices.
4771 (new_graphite_bb): Create a PPL constraint system.
4772 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
4773 (build_loop_iteration_domains): Use PPL functions.
4774 * graphite.h: Include graphite-ppl.h. Fix comments.
4775 (graphite_bb): Use a ppl_Constraint_System_t instead of
4776 CloogMatrix for representing the domain.
4777 (scop): Remove static_schedule.
4778 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
4779
47802009-02-06 Sebastian Pop <sebastian.pop@amd.com>
4781
4782 * graphite.c: Fix some comments.
4783
47842009-02-05 Sebastian Pop <sebastian.pop@amd.com>
4785
4786 PR middle-end/38953
4787 * graphite.c (if_region_set_false_region): After moving a region
4788 in the false branch of a condition, remove the empty dummy
4789 basic block.
4790 (gloog): Remove wrong fix for PR38953.
4791
47922009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
4793
4794 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
4795 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
4796 register_bb_in_sese, new_sese, free_sese): Moved.
4797 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
4798 outermost_loop_in_scop, build_scop_iteration_domain,
4799 expand_scalar_variables_ssa_name, get_vdef_before_scop,
4800 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
4801 Use loop_in_sese_p instead of loop_in_scop_p.
4802 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
4803 (free_scop): Do not free SCOP_BBS_B.
4804 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
4805 ref_nb_loops): Moved here...
4806 * graphite.h (ref_nb_loops): ... from here.
4807 (struct scop): Remove bbs_b bitmap.
4808 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
45489e99 4809 * gcc.dg/graphite/scop-19.c: New
2abae5f1
SP		 4810
48112009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
4812
4813 * graphite.c (scopdet_basic_block_info): Fix bug in scop
4814 detection.
4815
48162009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
4817
4818 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
4819 eq_loop_to_cloog_loop): Remove.
4820 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
4821 * graphite.h (struct scop): Remove loop2cloog_loop.
4822 (loop_domain_dim, loop_iteration_vector_dim): Remove.
4823
48242009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
4825
4826 * opts.c (decode_options): Only add graphite options to O2
4827 if we compile with graphite enabled.
4828
48292009-01-26 Sebastian Pop <sebastian.pop@amd.com>
4830
4831 * Merge from mainline (r143163:143684).
4832
48332009-01-26 Sebastian Pop <sebastian.pop@amd.com>
4834
4835 * graphite.c (debug_value): Removed.
4836 * graphite.h (debug_value): Removed.
4837
48382009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4839
4840 * passes.c (init_optimization_passes): Do not call pass_copy_prop
4841 after graphite: pass_copy_prop does not maintain a proper loop closed
4842 SSA form. pass_copy_prop should be fixed.
4843
48442009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4845
4846 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
4847
48482009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4849
4850 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
4851 (gloog): Split the exit of the scop when the scop exit is a loop exit.
4852 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
4853 changed the CFG.
4854
48552009-01-20 Sebastian Pop <sebastian.pop@amd.com>
4856
4857 * graphite.c (gloog): Return true when code gen succeeded.
4858 (graphite_transform_loops): Do not call cleanup_tree_cfg if
4859 the code of the function did not changed. After cleanup_tree_cfg
4860 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
4861 form.
4862
48632009-01-19 Sebastian Pop <sebastian.pop@amd.com>
4864
4865 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
4866 gimple_call_lhs is NULL.
4867
48682009-01-16 Sebastian Pop <sebastian.pop@amd.com>
4869 Tobias Grosser <tobi.grosser@amd.com>
4870
4871 * graphite.c (graphite_trans_scop_block): Do not block single
4872 nested loops.
4873
48742009-01-15 Sebastian Pop <sebastian.pop@amd.com>
4875 Tobias Grosser <tobi.grosser@amd.com>
4876
4877 * graphite.c (build_scop_canonical_schedules): Start schedules at
4878 zero.
4879
48802009-01-15 Sebastian Pop <sebastian.pop@amd.com>
4881 Tobias Grosser <tobi.grosser@amd.com>
4882
4883 * graphite.c (compare_prefix_loops): New.
4884 (build_scop_canonical_schedules): Rewritten.
4885 (graphite_transform_loops): Move build_scop_canonical_schedules
4886 after build_scop_iteration_domain.
4887
48882009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4889 Tobias Grosser <tobi.grosser@amd.com>
4890
4891 * graphite.c (add_conditions_to_domain): Add the loops to
4892 the dimension of the iteration domain. Do copy the domain
4893 only when it exists.
4894 (build_scop_conditions_1): Do not call add_conditions_to_domain.
4895 (add_conditions_to_constraints): New.
4896 (can_generate_code_stmt, can_generate_code): Removed.
4897 (gloog): Do not call can_generate_code.
4898 (graphite_transform_loops): Call add_conditions_to_constraints
4899 after building the iteration domain.
4900
49012009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4902 Tobias Grosser <tobi.grosser@amd.com>
4903 Jan Sjodin <jan.sjodin@amd.com>
4904
4905 * graphite.c (scan_tree_for_params): On substractions negate
4906 all the coefficients of the term.
4907 (clast_to_gcc_expression_red): New. Handle reduction expressions
4908 of more than two operands.
4909 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
4910 (get_vdef_before_scop): Handle also the case of default definitions.
4911
49122009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4913
4914 PR middle-end/38431
4915 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
4916 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
4917 (gloog): Do not call cleanup_tree_cfg.
4918 (graphite_transform_loops): Call cleanup_tree_cfg after all
4919 scops have been code generated.
4920
49212009-01-13 Sebastian Pop <sebastian.pop@amd.com>
4922
4923 * passes.c (init_optimization_passes): Schedule after
4924 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
4925
49262009-01-13 Sebastian Pop <sebastian.pop@amd.com>
4927
4928 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
4929 Fix comment.
4930 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
4931 Set the type of an expression to the type of its assign statement.
4932 (expand_scalar_variables_expr): Do not pass loop_p.
4933 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
4934 (copy_bb_and_scalar_dependences): Do not pass loop_p.
4935 (translate_clast): Update call to copy_bb_and_scalar_dependences.
4936
49372009-01-11 Sebastian Pop <sebastian.pop@amd.com>
4938
4939 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
4940 an expression to the gimple_expr_type of its assign statement.
4941 (expand_scalar_variables_expr): Stop recursion on tcc_constant
4942 or tcc_declaration.
4943
49442009-01-11 Sebastian Pop <sebastian.pop@amd.com>
4945
4946 PR tree-optimization/38786
45489e99 4947 * gcc.dg/graphite/pr38786.c: New.
2abae5f1
SP		 4948 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
4949 the SSA_NAME case of expand_scalar_variables_expr.
4950 (expand_scalar_variables_expr): Also gather the scalar computation
4951 used to index the memory access.
4952 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
4953 the gimple_stmt_iterator where it inserts new code.
4954
49552009-01-10 Sebastian Pop <sebastian.pop@amd.com>
4956
45489e99 4957 * gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
2abae5f1
SP		 4958
49592009-01-10 Sebastian Pop <sebastian.pop@amd.com>
4960
4961 * opts.c (decode_options): Enable flag_graphite_identity and
4962 flag_loop_block in -O2 and above.
4963
49642009-01-08 Sebastian Pop <sebastian.pop@amd.com>
4965
4966 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
4967 Fix merge problem: replace with the file from trunk.
4968
49692009-01-08 Sebastian Pop <sebastian.pop@amd.com>
4970
4971 * Merge from mainline (r141727:143163).
4972
49732009-01-07 Sebastian Pop <sebastian.pop@amd.com>
4974 Jan Sjodin <jan.sjodin@amd.com>
4975
4976 PR tree-optimization/38559
45489e99 4977 * gcc.dg/graphite/pr38559.c: New.
2abae5f1
SP		 4978
4979 * graphite.c (debug_value, copy_constraint,
4980 swap_constraint_variables, scale_constraint_variable, ): New.
4981 (get_lower_bound, get_upper_bound): Removed.
4982 (graphite_trans_bb_strip_mine): Clean up this code that works
4983 only for constant number of iterations. Fully copy upper and
4984 lower bound constraints, not only the constant part of them.
4985 * graphite.h (debug_value): Declared.
4986
49872009-01-06 Jan Sjodin <jan.sjodin@amd.com>
4988
4989 PR tree-optimization/38492
4990 PR tree-optimization/38498
4991 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
4992 * tree-chrec.h (scev_is_linear_expression): Declared.
4993 * graphite.c (graphite_cannot_represent_loop_niter): New.
4994 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
4995 (graphite_loop_normal_form): Use gcc_assert.
4996 (scan_tree_for_params): Use CASE_CONVERT.
4997 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
4998 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
4999 Use gcc_assert. Discard scops that contain unhandled cases.
5000 (build_scop_conditions): Return a boolean status for unhandled cases.
5001 (strip_mine_profitable_p): Print the loop number, not its depth.
5002 (is_interchange_valid): Pass the depth of the loop nest, don't
5003 recompute it wrongly.
5004 (graphite_trans_bb_block): Same.
5005 (graphite_trans_bb_block): Print tentative of loop blocking.
5006 (graphite_trans_scop_block): Do not print that the loop has been
5007 blocked.
5008 (graphite_transform_loops): Do not handle scops that contain condition
5009 scalar phi nodes.
5010
45489e99 5011 * gcc.dg/graphite/pr38500.c: Fixed warning as committed
2abae5f1 5012 in trunk.
45489e99
SP		 5013 * gcc.dg/graphite/block-0.c: Update test.
5014 * gcc.dg/graphite/block-1.c: Same.
5015 * gcc.dg/graphite/block-2.c: Remove xfail and test for
2abae5f1 5016 blocking.
45489e99
SP		 5017 * gcc.dg/graphite/block-4.c: Remove test for strip mine.
5018 * gcc.dg/graphite/block-3.c: New.
5019 * gcc.dg/graphite/pr38498.c: New.
2abae5f1
SP		 5020
50212008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
5022
5023 PR tree-optimization/38510
5024 * gcc.dg/graphite/pr38510.c: New.
5025 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
5026 (translate_clast): Call recompute_all_dominators before
5027 graphite_verify.
5028 (gloog): Call recompute_all_dominators before graphite_verify.
5029
50302008-12-12 Sebastian Pop <sebastian.pop@amd.com>
5031
5032 PR tree-optimization/38492
5033 * graphite.c (rename_map_elt, debug_rename_elt,
5034 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
5035 rename_map_elt_info, eq_rename_map_elts,
5036 get_new_name_from_old_name, bb_in_sese_p): Moved around.
5037 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
5038 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
5039 (sese_build_livein_liveouts): New.
5040 (new_sese, free_sese): New.
5041 (new_scop): Call new_sese.
5042 (free_scop): Call free_sese.
5043 (rename_variables_from_edge, rename_phis_end_scop): Removed.
5044 (register_old_new_names): Renamed register_old_and_new_names.
5045 (register_scop_liveout_renames, add_loop_exit_phis,
5046 insert_loop_close_phis, struct igp,
5047 default_liveout_before_guard, add_guard_exit_phis,
5048 insert_guard_phis, copy_renames): New.
5049 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
5050 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
5051 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
5052 (scop_adjust_phis_for_liveouts): New.
5053 (gloog): Call scop_adjust_phis_for_liveouts.
5054
5055 * graphite.h (struct sese): Documented. Added fields liveout,
5056 num_ver and livein.
5057 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
5058 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
5059 (struct scop): Added field liveout_renames.
5060 (SCOP_LIVEOUT_RENAMES): New.
5061
50622008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5063
5064 PR tree-optimization/38409
5065 * gcc.dg/graphite/pr38409.c: New.
5066 * graphite.c (nb_reductions_in_loop): Use simple_iv.
5067
50682008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5069
5070 * graphite.c (gcc_type_for_cloog_iv): By default return
5071 integer_type_node.
5072 (graphite_create_new_loop): Don't fold_convert the already
5073 fold_convert-ed expression.
5074
50752008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
5076
5077 PR tree-optimization/38446
5078 * gcc.dg/graphite/pr38446.c: New.
5079 * graphite.c (register_bb_in_sese): New.
5080 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
5081 looking at the bbs in the region.
5082 * graphite.h (sese): Add region_basic_blocks pointer set to
5083 structure and initialize at the time of defining new scop.
5084
50852008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
5086
5087 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
5088 (find_params_in_bb): Do not free data refs.
5089 (free_graphite_bb): Add FIXME on disabled free_data_refs.
5090
50912008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5092
45489e99
SP		 5093 * gcc.dg/graphite/scop-16.c: Test only scop specific info.
5094 * gcc.dg/graphite/scop-17.c: Same.
5095 * gcc.dg/graphite/block-5.c: New.
5096 * gcc.dg/graphite/block-6.c: New.
5097 * gcc.dg/graphite/pr37485.c: Clean dump file after.
5098 * gcc.dg/graphite/pr37684.c: Same.
5099 * gcc.dg/graphite/block-2.c: Same.
2abae5f1
SP		 5100
5101 * graphite.c (struct ivtype_map_elt): New.
5102 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
5103 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
5104 gcc_type_for_cloog_iv): New.
5105 (loop_iv_stack_patch_for_consts): Use the type of the induction
5106 variable from the original loop, except for the automatically
5107 generated loops, i.e., in the case of a strip-mined loop, in
5108 which case there is no original loop: in that case just use
5109 integer_type_node.
5110 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
5111 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
5112 (clast_name_to_gcc): Accept params to be NULL.
5113 (clast_to_gcc_expression): Take an extra parameter for the type.
5114 Convert to that type all the expressions built by this function.
5115 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
5116 (graphite_translate_clast_equation): Compute the type of the
5117 clast_equation before translating its LHS and RHS.
5118 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
5119 (graphite_create_new_loop): Compute the type of the induction
5120 variable before translating the lower and upper bounds and before
5121 creating the induction variable.
5122 (rename_variables_from_edge, rename_phis_end_scop): New.
5123 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
5124 (sese_add_exit_phis_edge): Do not use integer_zero_node.
5125 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
5126 compute_cloog_iv_types): New.
5127 (gloog): Call compute_cloog_iv_types before starting the
5128 translation of the clast.
5129
5130 * graphite.h (struct graphite_bb): New field cloog_iv_types.
5131 (GBB_CLOOG_IV_TYPES): New.
5132 (debug_ivtype_map): Declared.
5133 (oldiv_for_loop): New.
5134
51352008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
5136
5137 PR middle-end/38459
5138 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
5139 (param_index): Assert if parameter is not know after parameter
5140 detection.
5141 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
5142 (find_scop_parameters): Mark, that we have finished parameter
5143 detection.
5144 (graphite_transform_loops): Move condition detection before parameter
5145 detection.
5146 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
45489e99 5147 * gfortran.dg/graphite/pr38459.f90: New.
2abae5f1
SP		 5148
51492008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
5150
5151 * graphite.c (graphite_transform_loops): Always call find_transform ()
5152 in ENABLE_CHECKING. So we test these code paths, even if we do not
5153 generate code.
5154
51552008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
5156
5157 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
5158 (print_scop): Ditto.
5159
51602008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
5161
5162 PR middle-end/38084
45489e99 5163 Fix gfortran.dg/graphite/id-3.f90.
2abae5f1
SP		 5164 * graphite.c (scopdet_basic_block_info): Fix bug that found some
5165 regions more than once.
5166
51672008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5168
45489e99 5169 Fix gfortran.dg/graphite/id-4.f90.
2abae5f1
SP		 5170 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
5171 when not needed.
5172
51732008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5174
45489e99 5175 Fix gfortran.dg/graphite/id-1.f90.
2abae5f1
SP		 5176 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
5177 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
5178 (max_precision_type): New.
5179 (value_clast): Removed.
5180 (clast_to_gcc_expression): Be more careful to types of expressions.
5181 Use max_precision_type and update use of gmp_cst_to_tree.
5182 (graphite_translate_clast_equation): Use max_precision_type.
5183 (graphite_create_guard_cond_expr): Do not use integer_type_node,
5184 use the type of the condition.
5185 (graphite_create_new_loop): Do not use integer_type_node, use the
5186 max_precision_type of lb and ub.
5187
51882008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5189
5190 * graphite.c (build_scops_1): Initialize open_scop.exit
5191 and sinfo.last.
5192
51932008-12-02 Sebastian Pop <sebastian.pop@amd.com>
5194
45489e99
SP		 5195 * gcc.dg/graphite/pr38084.c: New.
5196 * gfortran.dg/graphite/id-1.f90: New.
5197 * gfortran.dg/graphite/id-2.f90: New.
5198 * gfortran.dg/graphite/id-3.f90: New.
5199 * gfortran.dg/graphite/id-4.f90: New.
5200 * gfortran.dg/graphite/pr37857.f90: New.
2abae5f1
SP		 5201
52022008-12-02 Sebastian Pop <sebastian.pop@amd.com>
5203 Jan Sjodin <jan.sjodin@amd.com>
5204 Harsha Jagasia <harsha.jagasia@amd.com>
5205
5206 PR middle-end/37852
5207 PR middle-end/37883
5208 PR middle-end/37928
5209 PR middle-end/37980
5210 PR middle-end/38038
5211 PR middle-end/38039
5212 PR middle-end/38073
5213 PR middle-end/38083
5214 PR middle-end/38125
5215
45489e99
SP		 5216 * gcc.dg/graphite/pr38073.c: New.
5217 * gcc.dg/graphite/pr37928.c: New.
5218 * gcc.dg/graphite/pr37883.c: New.
5219 * gcc.dg/graphite/pr38125.c: New.
5220 * gfortran.dg/graphite/pr38083.f90: New.
5221 * gfortran.dg/graphite/pr37852.f90: New.
5222 * gfortran.dg/graphite/pr37980.f90: New.
2abae5f1 5223
45489e99 5224 * gcc.dg/graphite/scop-18.c: Remove reduction, test for
2abae5f1
SP		 5225 the number of detected scops. Copy exact same test for loop
5226 blocking...
45489e99 5227 * gcc.dg/graphite/block-1.c: Fix the number of expected
2abae5f1 5228 loops to be blocked as reductions are not handled.
45489e99 5229 * gcc.dg/graphite/block-4.c: ...here. New.
2abae5f1
SP		 5230
5231 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
5232 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
5233 ...here.
5234 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
5235 * Makefile.in (graphite.o): Depend on value-prof.h.
5236 (graphite.o-warn): Removed -Wno-error.
5237 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
5238 to be a NULL pointer. Call update_stmt. Return the newly created
5239 cannonical induction variable.
5240
5241 * graphite.h (debug_rename_map): Declared. Fix some comments.
5242
5243 * graphite.c: Reimplement the code generation from graphite to gimple.
5244 Include value-prof.h.
5245 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
5246 (get_old_iv_from_ssa_name): Removed.
5247 (graphite_stmt_p): New.
5248 (new_graphite_bb): Test for useful statements before building a
5249 graphite statement for the basic block.
5250 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
5251 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
5252 reason.
5253 (recompute_all_dominators, graphite_verify,
5254 nb_reductions_in_loop, graphite_loop_normal_form): New.
5255 (scop_record_loop): Call graphite_loop_normal_form.
5256 (build_scop_loop_nests): Iterate over all the blocks of the
5257 function instead of relying on the incomplete information from
5258 SCOP_BBS. Return the success of the operation.
5259 (find_params_in_bb): Use the data from GBB_DATA_REFS.
5260 (add_bb_domains): Removed.
5261 (build_loop_iteration_domains): Don't call add_bb_domains.
5262 Add the iteration domain only to the basic blocks that have been
5263 translated to graphite.
5264 (build_scop_conditions_1): Add constraints only if the basic
5265 block have been translated to graphite.
5266 (build_scop_data_accesses): Completely disabled until data
5267 dependence is correctly implemented.
5268 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
5269 (remove_all_edges_1, remove_all_edges): Removed.
5270 (get_new_name_from_old_name): New.
5271 (graphite_rename_variables_in_stmt): Renamed
5272 rename_variables_in_stmt. Call get_new_name_from_old_name.
5273 Use replace_exp and update_stmt.
5274 (is_old_iv): Renamed is_iv.
5275 (expand_scalar_variables_stmt): Extra parameter for renaming map.
5276 Use replace_exp and update_stmt.
5277 (expand_scalar_variables_expr): Same. Use the map to get the
5278 new names for the renaming of induction variables and for the
5279 renaming of variables after a basic block has been copied.
5280 (expand_scalar_variables): Same.
5281 (graphite_rename_variables): Renamed rename_variables.
5282 (move_phi_nodes): Removed.
5283 (get_false_edge_from_guard_bb): New.
5284 (build_iv_mapping): Do not insert the induction variable of a
5285 loop in the renaming iv map if the basic block does not belong
5286 to that loop.
5287 (register_old_new_names, graphite_copy_stmts_from_block,
5288 copy_bb_and_scalar_dependences): New.
5289 (translate_clast): Heavily reimplemented: copy basic blocks,
5290 do not move them. Finally, in call cleanup_tree_cfg in gloog.
5291 At each translation step call graphite_verify ensuring the
5292 consistency of the SSA, loops and dominators information.
5293 (collect_virtual_phis, find_vdef_for_var_in_bb,
5294 find_vdef_for_var_1, find_vdef_for_var,
5295 patch_phis_for_virtual_defs): Removed huge hack.
5296 (mark_old_loops, remove_dead_loops, skip_phi_defs,
5297 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
5298 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
5299 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
5300 if_region_get_condition_block, if_region_set_false_region,
5301 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
5302 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
5303 sese_add_exit_phis_edge, sese_add_exit_phis_var,
5304 rewrite_into_sese_closed_ssa): New.
5305 (gloog): Remove dead code. Early return if code cannot be
5306 generated. Call cleanup_tree_cfg once the scop has been code
5307 generated.
5308 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
5309 block loops with less than two loops.
5310 (graphite_apply_transformations): Remove the call to
5311 scop_remove_ignoreable_gbbs.
5312 (limit_scops): When build_scop_loop_nests fails, continue on
5313 the next scop. Fix open_scop.entry.
5314 (graphite_transform_loops): Call recompute_all_dominators: force the
5315 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
5316 Call initialize_original_copy_tables and free_original_copy_tables
5317 to be able to copy basic blocks during code generation.
5318 When build_scop_loop_nests fails, continue on next scop.
5319 (value_clast): New union.
5320 (clast_to_gcc_expression): Fix type cast warning.
5321
53222008-11-09 Sebastian Pop <sebastian.pop@amd.com>
5323
5324 * Merge from mainline (r140838:141727).
5325
53262008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
5327
5328 PR middle-end/37833
5329
5330 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
5331
53322008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
5333
5334 PR middle-end/37943
5335
5336 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
5337 exits and conditions.
45489e99 5338 * gcc.dg/graphite/pr37943.c: New.
2abae5f1
SP		 5339
53402008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
5341
5342 PR middle-end/37886
5343 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
5344
53452008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
5346
5347 * doc/invoke.texi: Fix spaces.
5348
53492008-10-22 Sebastian Pop <sebastian.pop@amd.com>
5350
5351 PR tree-optimization/37891
5352 Reverted last commit.
5353 * graphite.c (create_single_entry_edge): Set
5354 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
5355
53562008-10-21 Sebastian Pop <sebastian.pop@amd.com>
5357 Mitul Thakkar <mitul.thakkar@amd.com>
5358
5359 * graphite.c (create_single_entry_edge): Set
5360 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
5361
53622008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
5363
5364 * doc/invoke.texi: Add -fgraphite-identity.
5365 * graphite.c (graphite_apply_transformations): Check for
5366 -fgraphite-identity.
5367 * toplev.c (process_options): Add flag_graphite_identity.
5368 * tree-ssa-loop.c: Add flag_graphite_identity.
5369
53702008-10-14 Sebastian Pop <sebastian.pop@amd.com>
5371
5372 Undo changes from 2008-10-02:
5373 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
5374 operand type when copying the operand to a variable of different type.
5375 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
5376 with the IV name after increment.
5377
53782008-10-14 Sebastian Pop <sebastian.pop@amd.com>
5379 Harsha Jagasia <harsha.jagasia@amd.com>
5380
5381 PR tree-optimization/37828
45489e99 5382 * gcc.dg/graphite/pr37828.c: New.
2abae5f1
SP		 5383 * graphite.c (graphite_trans_loop_block): Do not loop block
5384 single nested loops.
5385
53862008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
5387 Sebastian Pop <sebastian.pop@amd.com>
5388
5389 * graphite.c (struct rename_map_elt, new_rename_map_elt,
5390 rename_map_elt_info, eq_rename_map_elts): New.
5391 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
5392 (expand_scalar_variables_expr): Change parameters.
5393 (expand_scalar_variables_stmt): Same.
5394 (expand_scalar_variables): Same.
5395 (graphite_rename_ivs): Rename graphite_rename_variables.
5396 (build_iv_mapping): New.
5397 (translate_clast): Call build_iv_mapping.
5398 * graphite.h (gbb_p): New name.
5399
54002008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
5401
5402 PR tree-optimization/37684
5403 * gcc.dg/graphite/pr37684.c: New.
5404 * graphite.c (exclude_component_ref): New.
5405 (is_simple_operand): Call exclude_component_ref.
5406
54072008-10-02 Jan Sjodin <jan.sjodin@amd.com>
5408 Harsha Jagasia <harsha.jagasia@amd.com>
5409
5410 PR tree-optimization/37485
5411 * gcc.dg/graphite/block-2.c: New
5412 * graphite.c (gmp_cst_to_tree): Moved.
5413 (iv_stack_entry_is_constant): New.
5414 (iv_stack_entry_is_iv): New.
5415 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
5416 (loop_iv_stack_insert_constant): New.
5417 (loop_iv_stack_pop): Use new datatpype.
5418 (loop_iv_stack_get_iv): Same.
5419 (loop_iv_stack_get_iv_from_name): Same.
5420 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
5421 (loop_iv_stack_patch_for_consts): New.
5422 (loop_iv_stack_remove_constants): New.
5423 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
5424 (translate_clast): Call loop_iv_stack_patch_for_consts and
5425 loop_iv_stack_remove_constants.
5426 (gloog): Use new datatype. Redirect construction edge to end
5427 block to avoid accidental deletion.
5428 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
5429 iv stack entry.
5430 (union iv_stack_entry_data): New. Data in iv stack entry.
5431 (struct iv_stack_entry): New. Datatype for iv stack entries.
5432
54332008-10-02 Sebastian Pop <sebastian.pop@amd.com>
5434
5435 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
5436 operand type when copying the operand to a variable of different type.
5437
54382008-10-02 Sebastian Pop <sebastian.pop@amd.com>
5439
5440 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
5441 with the IV name after increment.
5442
54432008-10-02 Sebastian Pop <sebastian.pop@amd.com>
5444
5445 * Merge from mainline (r140164:140838).
5446
54472008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5448
5449 * graphite-data-ref.c: New.
5450 * graphite.c (print_scop): Also dump the dependence graph.
5451 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
5452 (new_scop): Initialize SCOP_DEP_GRAPH.
5453 (build_scop_dynamic_schedules): New.
5454 (build_access_matrix_with_af): Fixed column numbering.
5455 (graphite_transform_loops): Call build_scop_dynamic_schedules.
5456 * graphite.h: Add ifndef/define guards against multiple inclusion.
5457 (struct scop): Add dep_graph field.
5458 (SCOP_DEP_GRAPH): Defined.
5459 (ref_nb_loops): Fixed and moved to other position.
5460 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
5461 (nb_loops_around_loop_in_scop): New.
5462 (graphite_dump_dependence_graph): Declared.
5463 (graphite_build_rdg_all_levels): Declared.
5464 (graphite_test_dependence): Declared.
5465 * Makefile.in (graphite-data-ref.o): New target.
5466
54672008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5468
5469 * Merge from mainline (139870:140164).
5470
54712008-09-01 Sebastian Pop <sebastian.pop@amd.com>
5472
5473 * Merge from mainline (138275:139870).
45489e99 5474 * gcc.dg/graphite/scop-matmult.c: XFailed as one of
2abae5f1
SP		 5475 the commits from trunk broke the niter detection.
5476
54772008-09-01 Sebastian Pop <sebastian.pop@amd.com>
5478
5479 * graphite.c: Add more documentation. Fix formatting.
5480 (debug_loop_vec, debug_oldivs, loop_iv_stack,
5481 loop_iv_stack_debug): Moved...
5482 (schedule_to_scattering): Move before use.
5483 (dot_all_scops): Include in "#if 0" the code for system
5484 call dotty.
5485
5486 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
5487 loop_iv_stack_debug): ...here.
5488
54892008-08-29 Jan Sjodin <jan.sjodin@amd.com>
5490
5491 * tree-phinodes.c (make_phi_node): Extern.
5492 (add_phi_node_to_bb): New.
5493 (create_phi_node): Call add_phi_node_to_bb.
5494 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5495 (remove_statement): Handle case where stored phi was updated
5496 and is no longer the same.
5497 * graphite.c (is_parameter): New.
5498 (is_old_iv): New.
5499 (expand_scalar_variables_expr): New.
5500 (expand_scalar_variables_stmt): New.
5501 (expand_scalar_variables): New.
5502 (move_phi_nodes): Create new phi instead of moving old one.
5503 (translate_clast): Call expand_scalar_variables.
5504 (find_vdef_for_var_in_bb): Also scan regular definitions.
5505 (skip_phi_defs): New.
5506 (collect_scop_exit_phi_args): New.
5507 (patch_scop_exit_phi_args): New.
5508 (gloog): Patch phis after scop.
5509 * tree-flow.h: (add_phi_node_to_bb): Declared.
5510 (make_phi_node): Declared.
5511
55122008-08-26 Sebastian Pop <sebastian.pop@amd.com>
5513
5514 * graphite.c (end_scop): Split the entry of the scop when it
5515 is the header of the loop in which the scop is ending.
5516 (build_scops_1, limit_scops): Update uses of end_scop.
5517
55182008-08-26 Sebastian Pop <sebastian.pop@amd.com>
5519
5520 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
5521 SCOP_ENTRY or SCOP_EXIT.
5522
55232008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5524
5525 * graphite.c (get_construction_edge): Removed.
5526 (gloog): Construction edge is the scop entry edge.
5527
55282008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5529
5530 * graphite.c (can_generate_for_scop): Removed.
5531 (gloog): Do not call it.
5532
55332008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5534
5535 * graphite.c (new_scop): Entry of a scop is an edge.
5536 Initialize SESE region.
5537 (free_scop): Free SESE region.
5538 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
5539 (split_difficult_bb): New, split from end_scop.
5540 (end_scop): Exit of a scop is an edge.
5541 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
5542 not automatically updated and thus is always wrong.
5543 * graphite.h (struct sese): New.
5544 (SESE_ENTRY): New.
5545 (SESE_EXIT): New.
5546 (struct scop): New field for a SESE region. Remove entry, exit.
5547 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
5548 semantics as before. Moved comment around.
5549
55502008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5551 Sebastian Pop <sebastian.pop@amd.com>
5552
5553 * graphite.c (graphite_transform_loops): Always enable gloog
5554 and find_transform when ENABLE_CHECKING.
5555
55562008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5557
5558 * graphite.c (graphite_transform_loops): Move pretty printer
5559 of SCOPs before doing any transform. Remove call to print_scops
5560 and dot_all_scops_1.
5561
55622008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5563
5564 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
5565 (print_graphite_bb): Same.
5566
55672008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5568
5569 * graphite.c (dot_all_scops_1): Cleanup.
5570 (move_scops): Fix comment.
5571
55722008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5573
5574 * graphite.c (build_scop_bbs): Revert commit 139355:
5575
5576 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5577 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5578
5579 * graphite.c (build_scop_bbs): Factor up code.
5580
55812008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5582
5583 * graphite.c (gloog): Update dominator info.
5584
55852008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5586
5587 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
5588
55892008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5590
5591 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
5592 initialization.
5593 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
5594 (translate_clast): Correct formatting.
5595 * graphite.h (struct num_map): Removed.
5596 (struct graphite_bb): Remove num_map field.
5597 (GBB_INDEX_TO_NUM_MAP): Removed.
5598
55992008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5600
5601 * graphite.c (build_access_matrix_with_af): Fix comments.
5602 (build_scop_data_accesses): Same.
5603
56042008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5605
5606 * graphite.c (build_scop_data_accesses): Don't construct
5607 access matrices. Add a FIXME and an assert condition that
5608 should pass when the access matrices will be needed.
5609
56102008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5611
5612 * tree-data-ref.c (stmt_simple_memref_p): Don't call
5613 really_constant_p.
5614 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
5615 Moved close by free_graphite_bb.
5616 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
5617 (new_scop): Move close by free_scop.
5618 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
5619
56202008-08-22 Jan Sjodin <jan.sjodin@amd.com>
5621
5622 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
5623 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
5624 instead of recursive call.
5625 (graphite_translate_clast_equation): New.
5626 (graphite_create_guard_cond_expr): New.
5627 (graphite_create_new_guard): New.
5628 (get_stack_index_from_iv): Removed.
5629 (graphite_rename_ivs_stmt): Use gbb_loop_index.
5630 (get_true_edge_from_guard_bb): New.
5631 (translate_clast): Handle stmt_guard in clast.
5632 (get_construction_edge): Allow construction edge detection for
5633 a scope entry with multiple predecessors if one predecessor is
5634 the immediate dominator of scope entry.
5635 (can_generate_code_stmt): Enable code generation for clast_guard.
5636 (gloog): Use correct context loop. Removed check for post dominators.
5637 * cfgloop.h (create_empty_if_region_on_edge): Declared.
5638
56392008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5640
5641 * graphite.c (remove_dead_loops): Document better which
5642 loops are removed.
5643
56442008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5645
5646 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
5647 and PPLINC.
5648 (graphite.o): Also depends on pointer-set.h.
5649
56502008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5651
5652 * graphite.c (scop_record_loop): Fix compile warning.
5653
56542008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
5655 Sebastian Pop <sebastian.pop@amd.com>
5656
5657 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
5658
56592008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5660
5661 * graphite.c (build_graphite_bb): Initialize bb->aux to
5662 point to the graphite_bb_p.
5663 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
5664 content of bb->aux.
5665 (add_bb_domains): Does not use the scop parameter.
5666 (graphite_transform_loops): Clean bb->aux at the end.
5667
56682008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5669 Sebastian Pop <sebastian.pop@amd.com>
5670
45489e99 5671 * lib/target-supports.exp
2abae5f1
SP		 5672 (check_effective_target_fgraphite): New.
5673
45489e99 5674 * gcc.dg/graphite/graphite.exp: Early exit when
2abae5f1
SP		 5675 check_effective_target_fgraphite returns false.
5676 Set dg-do-what-default to compile.
5677 (scan-graphite-dump-times): Removed.
45489e99 5678 * gfortran.dg/graphite/graphite.exp: Same.
2abae5f1 5679
45489e99 5680 * gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
2abae5f1 5681 Use scan-tree-dump-times instead of scan-graphite-dump-times.
45489e99
SP		 5682 * gcc.dg/graphite/scop-1.c: Same.
5683 * gcc.dg/graphite/scop-2.c: Same.
5684 * gcc.dg/graphite/scop-3.c: Same.
5685 * gcc.dg/graphite/scop-4.c: Same.
5686 * gcc.dg/graphite/scop-5.c: Same.
5687 * gcc.dg/graphite/scop-6.c: Same.
5688 * gcc.dg/graphite/scop-7.c: Same.
5689 * gcc.dg/graphite/scop-8.c: Same.
5690 * gcc.dg/graphite/scop-9.c: Same.
5691 * gcc.dg/graphite/scop-10.c: Same.
5692 * gcc.dg/graphite/scop-11.c: Same.
5693 * gcc.dg/graphite/scop-12.c: Same.
5694 * gcc.dg/graphite/scop-13.c: Same.
5695 * gcc.dg/graphite/scop-matmult.c: Same.
5696 * gcc.dg/graphite/scop-14.c: Same.
5697 * gcc.dg/graphite/scop-15.c: Same.
5698 * gcc.dg/graphite/block-0.c: Same.
5699 * gcc.dg/graphite/scop-16.c: Same.
5700 * gcc.dg/graphite/block-1.c: Same.
5701 * gcc.dg/graphite/scop-17.c: Same.
5702 * gcc.dg/graphite/scop-18.c: Same.
5703 * gfortran.dg/graphite/block-1.f90: Same.
5704 * gfortran.dg/graphite/scop-1.f: Same.
5705 * gfortran.dg/graphite/block-2.f: Same.
2abae5f1
SP		 5706
57072008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5708
5709 * graphite.c: Fix some XXX comments.
5710 (build_scop_dynamic_schedules): Removed.
5711
57122008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5713
5714 * graphite.h (scop_max_loop_depth): Moved...
5715 * graphite.c (scop_max_loop_depth): ...here.
5716 (remove_all_edges_1): New.
5717 (remove_all_edges): Factored code.
5718 (remove_cond_exprs): Check only the last statement for
5719 a GIMPLE_COND expression.
5720
57212008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5722
5723 * graphite.c (scan_tree_for_params): Early return when the
5724 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
5725 (find_scop_parameters): Factor out code.
5726 (graphite_trans_bb_strip_mine): Remove dead code.
5727
57282008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5729
5730 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
5731 graphite_trans_bb_move_loop): Factor asserts.
5732 (gloog): Perform sanity checks only for ENABLE_CHECKING.
5733 Do not call calculate_dominance_info and estimate_bb_frequencies.
5734
57352008-08-20 Jan Sjodin <jan.sjodin@amd.com>
5736
5737 * graphite.c (create_loops_mapping, free_loops_mapping,
5738 create_loops_mapping_num, debug_loop_mapping_1,
5739 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
5740 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
5741 graphite_loops_mapping_add_child_num,
5742 graphite_loops_mapping_insert_child,
5743 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
5744 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
5745 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
5746 create_num_from_index, get_num_from_index,
5747 swap_loop_mapped_depth): Removed.
5748 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
5749 (free_scop): Do not call free_loops_mapping.
5750 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
5751 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
5752 get_loop_mapped_depth.
5753 (graphite_trans_bb_move_loop): Do not update the loop mapping.
5754 (graphite_trans_bb_strip_mine): Same.
5755 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
5756 (struct scop): Remove field loops_mapping.
5757
57582008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5759 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5760
5761 * graphite.c (scop_record_loop): Factor out one level of the
5762 condition by early return.
5763 (build_scop_loop_nests): Format following FSF coding style.
5764 (build_scop_dynamic_schedules): Factor out code.
5765 (scopdet_bb_info): Reindent. Default case should not be reachable.
5766
57672008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5768 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5769
5770 * graphite.c (loop_affine_expr): Check for DECL_P or struct
5771 assignments that are not handled as simple operands for now.
5772
57732008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5774 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5775
5776 * graphite.c (build_scop_bbs): Factor up code.
5777
57782008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5779 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5780
5781 * graphite.c (stmt_simple_for_scop_p): Factor code out
5782 of the loop.
5783 (enum gbb_type): New. Group all the GBB_* types under it.
5784 (is_loop_exit): Moved...
5785 (end_scop): Enable BB spliting.
5786 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
5787 * cfgloop.h (is_loop_exit): Declared.
5788
57892008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5790
5791 * doc/invoke.texi: Remove strides from examples containing
5792 DO loops when the strides are equal to 1.
5793
57942008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
5795 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5796
5797 * graphite.c (graphite_trans_scop_block): Or the result with
5798 the result from graphite_trans_loop_block.
45489e99
SP		 5799 * gcc.dg/graphite/block-1.c: New.
5800 * gfortran.dg/graphite/block-1.f90: New.
5801 * gfortran.dg/graphite/block-2.f: New.
2abae5f1
SP		 5802
58032008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5804
5805 * graphite.c (graphite_transform_loops): Call cloog_initialize
5806 and cloog_finalize.
5807
58082008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5809
5810 * tree-data-ref.c) (stmt_simple_memref_p): New.
5811 * tree-data-ref.h (stmt_simple_memref_p): Declared.
5812 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
5813 (is_simple_operand): Call stmt_simple_memref_p.
5814
45489e99 5815 * gcc.dg/graphite/scop-matmult.c: Updated for not
2abae5f1
SP		 5816 using pointer arithmetic, as this is optimized by PRE and
5817 makes the code too difficult to analyze.
5818
45489e99 5819 * gcc.dg/graphite/scop-18.c: Same.
2abae5f1
SP		 5820
58212008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5822
5823 * gdbinit.in (pgg): New.
5824
58252008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5826
5827 * graphite.c (graphite_trans_loop_block): Fix warning.
5828
58292008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5830
5831 * graphite.c (graphite_trans_loop_block): Fix my merge error.
5832
58332008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5834
5835 * graphite.c (graphite_trans_bb_block): Remove check for
5836 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
5837 Check if loop blocking is profitable for every loop, before applying
5838 the changes.
5839 (graphite_apply_transformations): Call graphite_trans_bb_block only,
5840 if flag_loop_block is set.
5841
58422008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5843
5844 * graphite.c: Add some more documentation for the loop
5845 mapping.
5846
58472008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5848
5849 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
5850 * graphite.c: Format on less than 80 columns.
5851 * graphite.h: Same.
5852
58532008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5854
5855 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
5856
58572008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5858
5859 * doc/invoke.texi (floop-block, floop-strip-mine,
5860 floop-interchange): Update documentation with examples.
5861
58622008-08-13 Sebastian Pop <sebastian.pop@amd.com>
5863
5864 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
5865 add_referenced_var.
5866 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
5867
58682008-08-13 Sebastian Pop <sebastian.pop@amd.com>
5869
5870 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
5871 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
5872 * tree-scalar-evolution.c: Revert useless changes.
5873 * tree-phinodes.c: Same.
5874 * cfghooks.c: Same.
5875 * vec.h: Same.
5876 * tree-vectorizer.h: Same.
5877 * tree-flow.h: Same.
5878 * tree-cfg.c: Same.
5879 * common.opt (fgraphite): Update documentation.
5880
58812008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
5882
5883 * doc/invoke.texi (-floop-block, -floop-strip-mine,
5884 -floop-interchange): Add more text for explaining what each of these
5885 flags is doing.
5886 * tree-into-ssa.c (gimple_vec): Moved to...
5887 * graphite.c: Include gimple.h.
5888 (gimple_vec): Moved to...
5889 (del_loop_to_cloog_loop): Removed.
5890 (loop_affine_expr): Do not call create_data_ref when the
5891 operand is a constant.
5892 (new_scop): Use free instead of del_loop_to_cloog_loop.
5893 * Makefile.in (graphite.o): Depend on GIMPLE_H.
5894 * gimple.h (gimple_vec): ... here.
5895
58962008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5897
5898 * graphite.c (scopdet_bb_info): Only allow loops with known number of
5899 latch executions.
5900 (build_loop_iteration_domains): Fail, if latch executions unknown.
5901
59022008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5903
5904 * graphite.c (add_conditions_to_domain): New.
5905 (build_scop_conditions_1): Call add_conditions_to_domain.
5906 (set_cloog_options): Allow to disable optimizations.
5907
59082008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5909
5910 * graphite.c (find_params_in_bb): Look for parameters in conditions.
5911 Do not use walk_dominator_tree.
5912 (find_scop_parameters): Do not use walk_dominator_tree.
5913
59142008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5915
5916 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
5917 (idx_record_params): Adapt.
5918 * graphite.h (scop_gimple_loop_depth): New.
5919
59202008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5921
5922 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
5923 (scan_tree_for_params): Remove value_init.
5924 (build_scop_context): Remove value_init.
5925 (build_loop_iteration_domains): Remove value_init.
5926 (schedule_to_scattering): Remove value_init.
5927 (graphite_trans_bb_strip_mine): Remove value_init.
5928
59292008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5930
5931 * gcc/graphite.c (limit_scops): New.
5932 (graphite_transform_loops): Add limit SCoPs.
45489e99
SP		 5933 * gcc.dg/graphite/scop-0.c: Update number of SCoPs.
5934 * gcc.dg/graphite/scop-1.c: Update number of SCoPs.
5935 * gcc.dg/graphite/scop-10.c: Update number of SCoPs.
5936 * gcc.dg/graphite/scop-11.c: Update number of SCoPs.
5937 * gcc.dg/graphite/scop-12.c: Update number of SCoPs.
5938 * gcc.dg/graphite/scop-13.c: Update number of SCoPs.
5939 * gcc.dg/graphite/scop-14.c: Update number of SCoPs.
5940 * gcc.dg/graphite/scop-15.c: Update number of SCoPs.
5941 * gcc.dg/graphite/scop-16.c: Update number of SCoPs.
2abae5f1 5942 Change loop numbers.
45489e99 5943 * gcc.dg/graphite/scop-17.c: Update number of SCoPs.
2abae5f1 5944 Change loop numbers.
45489e99
SP		 5945 * gcc.dg/graphite/scop-18.c: Update number of SCoPs.
5946 * gcc.dg/graphite/scop-2.c: Update number of SCoPs.
5947 * gcc.dg/graphite/scop-3.c: Update number of SCoPs.
5948 * gcc.dg/graphite/scop-4.c: Update number of SCoPs.
5949 * gcc.dg/graphite/scop-5.c: Update number of SCoPs.
5950 * gcc.dg/graphite/scop-6.c: Update number of SCoPs.
5951 * gcc.dg/graphite/scop-7.c: Update number of SCoPs.
5952 * gcc.dg/graphite/scop-8.c: Update number of SCoPs.
5953 * gcc.dg/graphite/scop-9.c: Update number of SCoPs.
5954 * gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
2abae5f1
SP		 5955
59562008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5957
5958 * graphite.c (graphite_transform_loops): Call always find_transform.
5959
59602008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
5961
5962 * graphite.c (free_loops_mapping): New.
5963 (stmt_simple_for_scop_p): Fix typo.
5964 (stmt_simple_for_scop_p): Fix tuples functions, that
5965 broke polyhedron.
5966 (free_graphite_bb): Fix some memleaks.
5967 (free_scop): Fix some memleaks.
5968 (scopdet_bb_info): Do not forget some tmp SCoPs.
5969 (find_params_in_bb): Fix some memleaks.
5970 (clast_to_gcc_expression): Fix warning.
5971
59722008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
5973
45489e99
SP		 5974 * gcc.dg/graphite/scop-16.c: Fix for 32bit.
5975 * gcc.dg/graphite/scop-17.c: Fix for 32bit.
2abae5f1
SP		 5976
59772008-08-04 Sebastian Pop <sebastian.pop@amd.com>
5978
5979 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
5980 Move code ifdef-ed HAVE_cloog...
5981 * graphite.c: Include toplev.h.
5982 ... here.
5983 * Makefile.in (OBJS-common): Always build graphite.o.
5984 (BACKEND): Remove @GRAPHITE@.
5985 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
5986 (graphite.o): Depend on TOPLEV_H.
5987
59882008-08-04 Sebastian Pop <sebastian.pop@amd.com>
5989
5990 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
5991 Remove typo left from polylib to ppl conversion.
5992 * graphite.c (graphite_transforms): Use sorry instead of fatal.
5993
59942008-08-03 Sebastian Pop <sebastian.pop@amd.com>
5995
5996 * toplev.c (process_options): Move the graphite loop optimization
5997 flags...
5998 * tree-ssa-loop.c (graphite_transforms): ... here.
5999 When not configured with CLooG, print to dump_file that
6000 Graphite transforms were not performed.
45489e99 6001 * gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
2abae5f1 6002 New.
45489e99 6003 * gcc.dg/graphite/*.c: Updated all testcases to use
2abae5f1
SP		 6004 scan-graphite-dump-times.
6005
60062008-08-03 Sebastian Pop <sebastian.pop@amd.com>
6007
6008 * graphite.c (dot_scop, dot_all_scops): Do not call system.
6009 Do not open /tmp/scop.dot and /tmp/allscops.dot.
6010
60112008-08-02 Sebastian Pop <sebastian.pop@amd.com>
6012 Jan Sjodin <jan.sjodin@amd.com>
6013
6014 * configure: Regenerated.
6015 * omp-low.c (expand_omp_sections): Remove now unused code.
6016 * config.in (HAVE_polylib): Removed.
6017 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
6018 (PPLLIBS, PPLINC): Added.
6019 * graphite.c: Replace unsigned with int wherever possible.
6020 Don't access Cloog's data structures, but use accessor functions.
6021 Clast's stmt->type is now implemented as a vtable: change the
6022 switches of stmt->type into ifs.
6023 (polylib/polylibgmp.h): Don't include.
6024 (initialize_dependence_polyhedron,
6025 initialize_data_dependence_polyhedron, is_empty_polyhedron,
6026 statement_precedes_p, test_dependence, build_rdg_all_levels,
6027 dump_dependence_graph): Removed until this code is cleaned up
6028 or ported to Cloog.
6029 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
6030 (POLYLIBINC): Renamed PPLINC.
6031
60322008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
6033 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6034 Jan Sjodin <jan.sjodin@amd.com>
6035
6036 Finish the merge and tuplification of graphite.
6037
60382008-07-24 Sebastian Pop <sebastian.pop@amd.com>
6039 Jan Sjodin <jan.sjodin@amd.com>
6040
6041 Partial merge from mainline (138072:138275).
6042 * graphite.c still has to be tuplified.
6043
60442008-07-29 Jan Sjodin <jan.sjodin@amd.com>
6045
6046 * graphite.c (graphite_loops_mapping_max_loop_num): New.
6047 (create_num_from_index): New.
6048 (get_num_from_index): Also pass in the graphite BB.
6049 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
6050 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
6051 (graphite_trans_bb_strip_mine): Call create_num_from_index.
6052 (is_interchange_valid): Return false when failing.
6053 * graphite.h (struct num_map): New.
6054 (struct graphite_bb): New field num_map.
6055 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
6056
60572008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
6058
6059 * graphite.c (dump_gbb_conditions): Print also conditions like
6060 "if (a)". Remove dublicated code and use print_generic_expr ().
6061 (stmt_simple_for_scop_p): Only allow conditions we can handle
6062 {<, <=, >, >=}.
6063
60642008-07-25 Jan Sjodin <jan.sjodin@amd.com>
6065
6066 * graphite.h (struct scop): Removed new_ivs field.
6067 (SCOP_NEWIVS): Deleted.
6068 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
6069 clast_to_gcc_expression, graphite_create_new_loop):
6070 Removed use of new_ivs.
6071
60722008-07-25 Jan Sjodin <jan.sjodin@amd.com>
6073
6074 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
6075 create_loops_mapping_num, debug_loop_mapping_1): New.
6076 (debug_loop_mapping): Call debug_loop_mapping_1.
6077 (get_loop_mapping_for_num,
6078 graphite_loops_mapping_add_child,
6079 graphite_loops_mapping_add_child_num,
6080 graphite_loops_mapping_insert_child,
6081 graphite_loops_mapping_parent,
6082 split_loop_mapped_depth_for_num,
6083 loop_mapped_depth_split_loop): New.
6084 (increment_loop_mapped_depths): Removed.
6085 (swap_loop_mapped_depth_for_num): Reimplemented.
6086 (new_scop): Call create_loops_mapping.
6087 (scop_record_loop): Call graphite_loops_mapping_insert_child.
6088 (translate_clast): Pass the old loop father in parameter, and pass
6089 it to get_old_iv_from_ssa_name.
6090 (remove_edges_around_useless_blocks, can_generate_code_stmt,
6091 can_generate_code, can_generate_for_scop): New.
6092 (graphite_trans_bb_block): Returns false when it fails to transform.
6093 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
6094
60952008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6096
6097 Reverted all the changes related to the streamization and
6098 loop fusion.
6099 These changes are now tracked in the streamization branch.
6100
61012008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6102 Jan Sjodin <jan.sjodin@amd.com>
6103
6104 * graphite.c (gbb_compare): Correctly constify.
6105 (gbb_can_be_ignored): Indent.
6106 (graphite_trans_scop_swap_1and2): Add legality check.
6107 Remove dead FIXMEs.
6108
61092008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6110
6111 Remove fallouts from "Reverted the Condate changes".
6112 * tree.h: Remove unused decl.
45489e99 6113 * gcc.dg/tree-checker: Same.
2abae5f1
SP		 6114 * timevar.def: Remove counter.
6115
61162008-07-24 Sebastian Pop <sebastian.pop@amd.com>
6117
6118 * Merge from mainline (135673:138072).
6119
6120 Reverted the MIRO changes (from 2008-04-05) that are now
6121 tracked in the miro branch.
6122 * tree-bounds.c: Removed.
6123 * tree-bounds.h: Removed.
6124
6125 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
6126 are now tracked in the condate branch.
6127 * tree-check.c: Removed.
6128 * tree-match.c: Removed.
6129 * condate.y: Removed.
6130
61312008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6132
6133 * common.opt: New user flag -floop-block, -floop-strip-mine
6134 and -floop-interchange.
6135 * toplev.c (process_options): Enable -fgraphite pass if any one of the
6136 graphite loop optimization flags is turned on.
6137 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
6138 flag_loop_strip_mine and flag_loop_interchange checks before
6139 optimizations.
6140 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
6141 -floop-strip-mine and -floop-interchange.
45489e99 6142 * gcc.dg/graphite/block-0.c: Add -floop-block and remove
2abae5f1 6143 -fgraphite.
45489e99
SP		 6144 * gcc.dg/graphite/scop-16.c: Ditto.
6145 * gcc.dg/graphite/scop-17.c: Ditto.
6146 * gcc.dg/graphite/scop-18.c: Ditto.
2abae5f1
SP		 6147
61482008-07-23 Jan Sjodin <jan.sjodin@amd.com>
6149 Sebastian Pop <sebastian.pop@amd.com>
6150
6151 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
6152 (create_empty_loop_on_edge): More fixes.
6153 * tree-phinodes.c (resize_phi_node): Extern.
6154 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
6155 * cfghooks.c (update_dominator_information): New split from
6156 split_edge.
6157 * tree-vectorizer.c (rename_variables_in_bb): Extern.
6158 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
6159 successor of the function entry block.
6160
6161 * graphite.c: Include pointer-set.h.
6162 (debug_loop_mapping, increment_loop_mapped_depths,
6163 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
6164 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
6165 swap_loop_mapped_depth_for_num, get_num_from_index,
6166 swap_loop_mapped_depth, loop_iv_stack_debug,
6167 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
6168 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
6169 get_old_iv_from_ssa_name): New.
6170 (new_scop): Initialize SCOP_LOOPS_MAPPING.
6171 (free_scop): Free SCOP_LOOPS_MAPPING.
6172 (scop_record_loop): Record old ivs.
6173 (create_var_name): Removed.
6174 (initialize_cloog_names): Allocate double space in case strip mine
6175 applies to all loops once.
6176 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
6177 (clast_to_gcc_expression): Same. Implement more clast to gimple
6178 translation.
6179 (graphite_create_new_loop): Pass in ivstack.
6180 (remove_all_edges): Pass in the construction_edge.
6181 (graphite_remove_iv): Removed.
6182 (graphite_rename_ivs, graphite_rename_ivs_stmt,
6183 remove_cond_exprs): Rewritten.
6184 (move_phi_nodes): New.
6185 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
6186 (translate_clast): Pass in ivstack. Rewrite some cases.
6187 (set_cloog_options, debug_clast_stmt): New.
6188 (find_transform): Use set_cloog_options.
6189 (outermost_loop_layer): Removed.
6190 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
6191 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
6192 mark_old_loops, remove_dead_loops): New.
6193 (gloog): Rewritten.
6194 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
6195 (const_column_index, get_first_matching_sign_row_index,
6196 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
6197 get_upper_bound): New.
6198 (graphite_trans_bb_strip_mine): Also update the iv map.
6199
6200 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
6201 (struct name_tree): Add a loop field.
6202 (struct scop): Add a graphite_loops_mapping field.
6203 (SCOP_LOOPS_MAPPING): New.
6204 (debug_clast_stmt): Declare.
6205 * lambda.h (find_induction_var_from_exit_cond): Declare.
6206 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
6207 * cfgloop.h (update_dominators_in_loop): Removed declaration.
6208 (create_empty_loop_on_edge): Updated.
6209 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
6210 rename_variables_in_bb): Declare.
6211 * tree-cfg.c (remove_bb): Extern.
6212
45489e99 6213 * gcc.dg/graphite/block-0.c: New.
2abae5f1
SP		 6214
62152008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6216 Sebastian Pop <sebastian.pop@amd.com>
6217
6218 * graphite.c (strip_mine_profitable_p): New.
6219 (graphite_trans_bb_block): Disable strip mining if not profitable.
6220
45489e99
SP		 6221 * gcc.dg/graphite/scop-18.c: New.
6222 * gcc.dg/graphite/scop-17.c: Fixed.
6223 * gcc.dg/graphite/scop-16.c: Fixed.
2abae5f1
SP		 6224
62252008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
6226 Jan Sjodin <jan.sjodin@amd.com>
6227 Sebastian Pop <sebastian.pop@amd.com>
6228
6229 * graphite.c (is_interchange_valid): New.
6230 (graphite_trans_bb_block): Check loop nest of basic block for legality
6231 of interchange.
6232
6233 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
6234 outer_most_loop, gbb_outer_most_loop_index): New.
6235
6236 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
6237 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
45489e99
SP		 6238 * gcc.dg/graphite/scop-16.c: New.
6239 * gcc.dg/graphite/scop-17.c: New.
2abae5f1
SP		 6240
62412008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
6242
6243 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
6244 (graphite_trans_scop_block): Ignore SCoPs without bbs.
6245
62462008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
6247
6248 * graphite.c (new_scop): Initialize SCOP_EXIT.
6249 (scopdet_info): Add.
6250 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
6251 (build_scops_1): Cleanup, bugfixes.
6252 (build_scops): Cleanup.
6253
45489e99
SP		 6254 * gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
6255 * gcc.dg/graphite/scop-15.c: Add SCoP numbers.
2abae5f1
SP		 6256
62572008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
6258
45489e99 6259 * gfortran.dg/graphite/scop-1.f: Update to reduced test case.
2abae5f1 6260
45489e99 6261 * gfortran.dg/graphite/graphite.exp: Use
2abae5f1
SP		 6262 DEFAULT_GRAPHITE_FLAGS.
6263
45489e99 6264 * gcc.dg/graphite/scop-15.c: Update to reduced test case.
2abae5f1
SP		 6265
62662008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
6267
6268 * graphite.c (scan_tree_for_params): Do not assert any more if
6269 MULT_EXPR parameter is negative.
6270
45489e99 6271 * gfortran.dg/graphite/scop-1.f: New.
2abae5f1 6272
45489e99 6273 * gfortran.dg/graphite/graphite.exp: New.
2abae5f1 6274
45489e99 6275 * gcc.dg/graphite/scop-15.c: New.
2abae5f1
SP		 6276
62772008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
6278
6279 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
6280
62812008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
6282
6283 * graphite.c (graphite_trans_bb_swap_loops): Rename from
6284 graphite_swap_loops.
6285 (graphite_trans_bb_move_loop): New.
6286 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
6287 (graphite_trans_bb_block): New.
6288 (graphite_trans_loop_block): New.
6289 (graphite_trans_scop_swap_1and2): Rename from
6290 graphite_trans_swap_1and2.
6291 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
6292 (graphite_trans_scop_block): New.
6293 (graphite_apply_transformations): Rename from
6294 graphite_transformations.
6295
45489e99 6296 * gcc.dg/graphite/scop-matmult.c: New.
2abae5f1
SP		 6297
62982008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
6299
6300 * graphite.c (gbb_compare): New.
6301 (graphite_sort_gbbs): New.
6302 (gbb_can_be_ignored): New.
6303 (scop_remove_ignoreable_gbbs): New.
6304 (graphite_transformations): Cleanup and add
6305 scop_remove_ignoreable_gbbs.
6306 * lambda.h (lambda_vector_compare): New.
6307
63082008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
6309
6310 * graphite.c (print_graphite_bb): Correct printing of static schedule.
6311 (graphite_swap_loops): int -> unsigned
6312 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
6313 (graphite_transformations): New.
6314 (graphite_transform_loops): Move to graphite_transformations.
6315 * graphite.h (gbb_nb_loops): Return unsigned.
6316
63172008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
6318
6319 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
6320 the domain matrix. This makes scop-0.c work again.
6321
63222008-06-20 Richard Guenther <rguenther@suse.de>
6323
6324 * graphite.h: Adjust copyright to GPLv3.
6325 * graphite.c: Likewise.
6326 (stmt_simple_memref_for_scop_p): Split out from ...
6327 (stmt_simple_for_scop_p): ... here. Fix handling of calls
6328 and simplify.
6329 (get_bb_type): Optimize.
6330 (is_pred): Remove.
6331 (is_bb_addable): Fix memleak, replace is_pred call with
6332 single_pred.
6333 (build_scops): Use current_loops.
6334 (param_index): Fix memleak.
6335
63362008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6337
6338 * graphite.c: Fix formatting.
6339
63402008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6341
6342 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
6343 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
6344 (create_var_name, save_var_name): Newly defined functions.
6345 (initialize_cloog_names): Part of the code factored out to
6346 save_var_name.
6347 (clast_to_gcc_expression): Now handles the case of clast_red_sum
6348 in clast_reduction statement.
6349 (graphite_create_new_loop): Now takes a new parameter
6350 for outer_loop.
6351 (translate_clast): Now also takes the context_loop and bb_exit
6352 parameters. Rewritten the code so that it creates a gimple code
6353 inside the given context.
6354 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
6355 remove_cond_expr, disconnect_cond_expr,
6356 disconnect_virtual_phi_nodes): Newly defined functions.
6357 * graphite.h (struct scop): added old_ivs vector.
6358 SCOP_OLDIVS: New macro.
6359
63602008-06-19 Sebastian Pop <sebastian.pop@amd.com>
6361
6362 * cfgloopmanip.c: Add missing function comments, fix formatting.
6363
63642008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6365
6366 * cfgloopmanip.c (update_dominators_in_loop): Defined.
6367 (create_empty_loop_on_edge): Defined.
6368 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
6369 instead of void.
6370 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
6371 (update_dominators_in_loop): Declared as extern
6372 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
6373
63742008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
6375
6376 * graphite.c (print_graphite_bb): Allow changing number of loops
6377 in SCoP domain.
6378 (initialize_cloog_names): Allow changing number of loops.
6379 (build_cloog_prog): Simplify.
6380 (find_transform): Enable cloog option --strides.
6381 (graphite_swap_loops): New.
6382 (graphite_strip_mine_loop): New.
6383 (graphite_trans_swap_1and2): New.
6384 (graphite_trans_strip): New.
6385 (graphite_transform_loops): Add graphite_trans_strip.
6386 * graphite.h (scop_max_loop_depth): New.
6387
63882008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
6389
6390 * graphite.c (build_scop_iteration_domain): Remove forgotten
6391 line. (Fixes compile)
6392
63932008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
6394
6395 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
6396 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
6397 (build_bb_loops): New.
6398 (graphite_transform_loops): Add build_bb_loops.
6399 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
6400 numbers.
6401 * graphite.h (graphite_bb): Add loops.
6402 (gbb_nb_loops): New.
6403 (gbb_loop_at_index): New.
6404 (gbb_loop_index): New.
6405 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
6406 using nb_params_in_scop.
6407
64082008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
6409
6410 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
6411 (build_scop_canonical_schedules): Build minimized schedule.
6412 (schedule_to_scattering): Adapt to minimized schedule.
6413 * graphite.h (graphite_bb): Add/Update descriptions.
6414
64152008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
6416 Tobias Grosser <grosser@fim.uni-passau.de>
6417
6418 * graphite.c (print_graphite_bb): Add condition printing.
6419 (dump_value): New.
6420 (dump_gbb_conditions): New.
6421 (build_scop_conditions_1): New.
6422 (build_scop_conditions): New.
6423 * graphite.h (graphite_bb): Add conditions.
6424
64252008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
6426
6427 * graphite.c (print_graphite_bb):
6428 (free_graphite_bb): New.
6429 (free_scop): Free bbs.
6430 (get_bb_type): Free doms.
6431 (build_scop_context): Free context matrix.
6432 (build_loop_iteration_domains): Remove unused code.
6433 (build_cloog_prog): Free scattering function and blocklist.
6434 (find_transform): Free options.
6435
64362008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
6437
6438 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
6439 Remove unnecessery cloog data structures. Make a copy of the domain
6440 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
6441 unnecessary cloog data structures. Fix memory leaks. Remove insert
6442 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
6443 used.
6444 (build_scop_iteration_domain): Remove unnecessary cloog
6445 data structures. Fix memory leaks.
6446 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
6447 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
6448
64492008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
6450
6451 * graphite.c (find_scop_params): Remove initialize_cloog_names.
6452
64532008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
6454
6455 * graphite.c (end_scop): Style fix.
6456 (schedule_to_scattering): Style and comment fix.
6457
64582008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
6459 * graphite.c (print_graphite_bb): Fix definiton of
6460 schedule_to_scattering.
6461 (initialize_cloog_names): Change nb_scattdims to max loop
6462 depth in SCoP.
6463 (schedule_to_scattering): Take parameter for number of scattering
6464 dimensions.
6465 (build_cloog_prog): Only build as much scattering dimensions as
6466 necessary.
6467
64682008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
6469
6470 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
6471 in polyhedron/aermod.f90.
6472
64732008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
6474 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
6475 Harsha Jagasia <harsha.jagasia@amd.com>
6476
6477 * graphite.c (is_bb_addable): Fix segfault.
6478
64792008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
6480
6481 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
6482 with multiple exits and conditional handling in edge cases.
6483 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
6484
45489e99 6485 * gcc.dg/graphite/scop-14.c: New.
2abae5f1
SP		 6486
64872008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
6488 Adrien Eliche <aeliche@isty.uvsq.fr>
6489
6490 * graphite.c (is_bb_addable): Add more comments and enhance
6491 readablity of the source code. Fix memory leak.
6492 (is_loop_exit): Fix memory leak.
6493
64942008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
6495
6496 * graphite.c (first_loop_in_scop): Deleted.
6497 (setup_cloog_loop): Only walk the loop chain for inner loops.
6498 (build_scop_iteration_domain): Execute setup_cloog_loop for
6499 all loops in the first layer.
6500
65012008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
6502
6503 * graphite.c (scan_tree_for_params): Change the way params are
6504 added to be indepenent of the number of loops.
6505 (setup_cloog_loop): Revert to short matrix format. Fix parameter
6506 handling.
6507 (build_cloog_prog): Revert to short matrix format.
6508
65092008-06-05 Sebastian Pop <sebastian.pop@amd.com>
6510 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
6511
6512 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
6513 warning.
6514
65152008-06-05 Sebastian Pop <sebastian.pop@amd.com>
6516
6517 * graphite.c (nb_data_refs_in_scop): New.
6518 (graphite_transform_loops): Print more stats: number of
6519 loops, basic blocks and data references per scop.
6520
65212008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6522 Jan Sjodin <jan.sjodin@amd.com>
6523
6524 * graphite.c (loop_affine_expr, idx_record_params,
6525 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
6526 instead of instantiate_parameters.
6527
65282008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6529
6530 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
6531 add support for parameters, add STATIC_SCHEDULE at the right places,
6532 cleanup.
6533
65342008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6535
6536 * graphite.c (build_scop_loop_nests): Only add the loops, that
6537 are contained completely in the SCoP.
6538 (build_cloog_prog): Disable scattering, until schedule_to_scattering
6539 and the domains are fixed.
6540 (build_scop_canonical_schedules): Add support for bbs not contained
6541 in any SCoP.
6542
65432008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6544
6545 * graphite.h (scop_contains_loop): Update comments to match
6546 the actual behavior.
6547 (scop_contains_loop): New.
6548 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
6549
65502008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6551
6552 * graphite.c (get_bb_type): On function body, i.e. loop_0,
6553 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
6554 as GBB_COND_HEADER.
6555
65562008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6557 Tobias Grosser <grosser@fim.uni-passau.de>
6558
6559 * graphite.c (graphite_transform_loops): Early return when
6560 there are no loops in the function.
6561
65622008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6563 Jan Sjodin <jan.sjodin@amd.com>
6564
6565 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
6566 offset of the last loop.
6567 (setup_cloog_loop): Copy the entire outer constraint matrix.
6568
65692008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6570 Jan Sjodin <jan.sjodin@amd.com>
6571
6572 * graphite.c (stmt_in_scop_p, function_parameter_p,
6573 invariant_in_scop_p): Removed.
6574 (scan_tree_for_params): Can be used with no constraint
6575 matrix for gathering parameters.
6576 (idx_record_params): Don't use idx_record_param, instead use
6577 scan_tree_for_params.
6578 (find_scop_parameters): Same.
6579 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
6580 Fix the size of loop domains.
6581 (schedule_to_scattering): Exit when the outer loop is not in scop.
6582 (find_transform): Enable build_cloog_prog.
6583
65842008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6585 Jan Sjodin <jan.sjodin@amd.com>
6586
6587 * graphite.c (schedule_to_scattering): Make scattering domains
6588 uniformly of the same size, as required by CLooG 0.14.0 and before.
6589
65902008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6591 Jan Sjodin <jan.sjodin@amd.com>
6592
6593 * graphite.c (schedule_to_scattering): Rewrite, correct the
6594 translation of the scheduling function to scattering.
6595 (build_cloog_prog): Call schedule_to_scattering only once.
6596 * graphite.h (scop_loop_index): Do not fail for loops not
6597 in the scop: return -1.
6598
65992008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
6600
6601 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
6602 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
6603 (setup_cloog_loop): Export GBB_DOMAIN.
6604 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
6605 able to rebuild the original control flow.
6606 * graphite.h (graphite_bb): Add domain field and access macro.
6607 (GBB_DOMAIN): New.
6608
66092008-05-30 Sebastian Pop <sebastian.pop@amd.com>
6610
6611 * graphite.c (debug_gbb): New.
6612 (print_scop, build_graphite_bb): Use SCOP_BBS.
6613 (build_scop_bbs): Reimplemented.
6614 (dfs_bb_in_scop_p): Removed.
6615 (build_scop_loop_nests): Reorder loops inserted in
6616 SCOP_LOOP_NEST: outer loops should come first.
6617 (build_scop_canonical_schedules): Reinitialize at zero
6618 the components of the SCOP_STATIC_SCHEDULE for the loops
6619 that have already been parsed.
6620
6621 * graphite.h (debug_gbb): Declared.
6622
66232008-05-30 Sebastian Pop <sebastian.pop@amd.com>
6624 Jan Sjodin <jan.sjodin@amd.com>
6625
6626 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
6627 (graphite_loop_to_gcc_loop): Removed.
6628 (remove_all_edges): New.
6629 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
6630 (gloog): Remove useless code.
6631
66322008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
6633
6634 * graphite.c (get_bb_type): Reworked. We distinguish between
6635 loops with one or multiple exits.
6636 (is_loop_exit): New.
6637 (is_pred): New.
6638 (is_bb_addable): Rework condition handling, now support for case
6639 case statements and loops with multiple exits.
6640
45489e99
SP		 6641 * gcc.dg/graphite/scop-11.c: New.
6642 * gcc.dg/graphite/scop-12.c: New.
6643 * gcc.dg/graphite/scop-13.c: New.
2abae5f1
SP		 6644
66452008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
6646
6647 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
6648 we have too many colors.
6649
66502008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
6651
6652 * doc/invoke.texi (-ftree-loop-fusion): Document.
6653 * tree-pass.h (pass_loop_fusion): Declared.
6654 * tree-loop-fusion.c: New.
6655 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
6656 * tree-data-ref.c (find_data_references_in_loop): Make extern.
6657 * tree-data-ref.h (find_data_references_in_loop): Declared.
6658 * common.opt (ftree-loop-fusion): Declared.
6659 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
6660
66612008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6662
6663 * graphite.c (build_access_matrix): Fix typo from the merge.
6664
66652008-05-20 Sebastian Pop <sebastian.pop@amd.com>
6666
6667 * Merge from mainline (130800:135673).
6668
66692008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6670
6671 * graphite.c (end_scop): The exit of the scop is not part of the scop.
6672 Update dominators after splitting.
6673
66742008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6675
6676 * graphite.c (is_bb_addable): Return the harmful statement.
6677 Factor up some code.
6678 (end_scop): New. Splits end of scope bbs on a harmful statement.
6679 (build_scops_1): Call end_scop.
6680
66812008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6682
6683 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
6684 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
6685 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
6686 build_scops_1): Removed.
6687 (build_scops_2): Renamed build_scops_1.
6688
66892008-05-06 Sebastian Pop <sebastian.pop@amd.com>
6690
6691 * graphite.c: Fix formatting.
6692
66932008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6694
6695 * graphite.c (get_bb_type): New.
6696 (move_scops): New.
6697 (build_scops_2): New.
6698 (is_bb_addable): New.
6699 (build_scops): Switch the scop detection.
6700 (build_scop_bbs): Add entry bb to scop.
6701 * graphite.h (struct scop): Update comment.
6702
67032008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6704
6705 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
6706 more colors.
6707
67082008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6709
45489e99
SP		 6710 * gcc.dg/graphite/scop-1.c: Update.
6711 * gcc.dg/graphite/scop-2.c: Update.
6712 * gcc.dg/graphite/scop-4.c: Update.
6713 * gcc.dg/graphite/scop-5.c: Add.
6714 * gcc.dg/graphite/scop-6.c: Add.
2abae5f1
SP		 6715
67162008-05-06 Sebastian Pop <sebastian.pop@amd.com>
6717
45489e99
SP		 6718 * gcc.dg/graphite/scop-0.c: Add.
6719 * gcc.dg/graphite/scop-7.c: Add.
6720 * gcc.dg/graphite/scop-8.c: Add.
6721 * gcc.dg/graphite/scop-9.c: Add.
6722 * gcc.dg/graphite/scop-10.c: Add.
2abae5f1
SP		 6723
67242008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6725
6726 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
6727 Check affine expressions depending on the outermost loop
6728 instead of a scop.
6729 (stmt_simple_for_scop_p): Same.
6730 (harmfule_stmt_in_scop): Same.
6731
67322008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
6733
6734 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
6735 mark entry and exit, that are not part of the SCoP and update HTML
6736 formatting.
6737
67382008-04-25 Sebastian Pop <sebastian.pop@amd.com>
6739
6740 * graphite.c (basic_block_simple_for_scop_p): Renamed
6741 harmful_stmt_in_bb.
6742 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
6743 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
6744 (all_preds_visited_p, all_succs_visited_p,
6745 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
6746 scop_end_loop): New.
6747 (build_scops): Do not use dfs_enumerate_from.
6748
45489e99 6749 * gcc.dg/graphite/scop-{1,2,4}.c: Updated.
2abae5f1
SP		 6750
67512008-04-23 Sebastian Pop <sebastian.pop@amd.com>
6752
6753 * graphite.c: Add comments to functions that are missing a
6754 description.
6755 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
6756
67572008-04-23 Sebastian Pop <sebastian.pop@amd.com>
6758
6759 * graphite.c (nb_params_in_scop): Moved...
6760 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
6761 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
6762 (clast_to_gcc_expression): Reduce column size to less than 80.
6763 (graphite_create_iv): Return the new name of the IV.
6764 (find_transform): Set options->esp and options->cpp.
6765 (gloog): Comment out the invalidation of the old loop code.
6766 (initialize_dependence_polyhedron): Replace scop_nb_params with
6767 nb_params_in_scop.
6768
6769 * graphite.h (nb_params_in_scop): ... here.
6770 (scop_nb_params): Removed.
6771 (loop_domain_dim): Return something even when the loop was not
6772 found in the hash table: avoid ICEing on all the graphite.exp
6773 testcases.
6774
67752008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6776
6777 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
6778
6779 * graphite.c (build_scop_dynamic_schedules): Schedule is built
6780 according to nesting level.
6781 (find_scop_parameters): Call instantiate_parameters.
6782 (scan_tree_for_params): Extend it to handle general affine bounds.
6783 Inner loop bound can depend on outer loop induction variable.
6784 (setup_cloog_loop): tmp variable is allocated on stack. Call
6785 instantiate_parameters with respect to outermost_loop_in_scop.
6786 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
6787 graphite.h.
6788 (create_empty_loop): Function loopify should be given edge
6789 probability, instead of edge frequency. Dominance relation from
6790 switch_bb to loop_header.
6791 (clast_to_gcc_expression): Added handling of clast_reduction node.
6792 (gloog): New functionality for removing old loop.
6793 (test_dependence): Factored out from build_rdg_all_levels.
6794 (build_rdg_all_levels): Dependence testing factored out to
6795 test_dependence function.
6796
6797 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
6798 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
6799 from graphite.c
6800
68012008-04-07 Sebastian Pop <sebastian.pop@amd.com>
6802
6803 * graphite.c (free_scop, param_index, initialize_cloog_names,
6804 nb_params_in_scop): Use name_tree map instead of just a tree
6805 for keeping track of the variable name associated to that tree.
6806 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
6807 clast_to_gcc_expression, graphite_create_iv,
6808 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
6809 graphite_stmt_to_gcc_stmt): New.
6810 (gloog): Call these.
6811 * graphite.h (struct name_tree): New.
6812 (struct scop): Use name_tree instead of tree for params.
6813 Store a vector of name_tree for new_ivs.
6814 (SCOP_NEWIVS): New.
6815 (scop_nb_params): Use name_tree instead of tree.
6816
68172008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
6818 Sebastian Pop <sebastian.pop@amd.com>
6819
6820 * tree-bounds.c: New.
6821 * tree-bounds.h: New.
6822 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
6823 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
6824 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
6825 flag_mudflap.
6826 * gcc.c: Same.
6827 * toplev.c: Same.
6828 * c-cppbuiltin.c: Same.
6829 * c-pragma.c: Same.
6830 * common.opt: Same.
6831 * varasm.c: Same.
6832 * tree-outof-ssa.c: Same.
6833 * c-common.c: Same.
6834 * Makefile.in: Same.
6835
68362008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
6837 Sebastian Pop <sebastian.pop@amd.com>
6838
6839 * tree-loop-distribution.c (remaining_stmts,
6840 upstream_mem_writes): Removed static variables.
6841 (copy_loop_before, create_bb_after_loop,
6842 mark_nodes_having_upstream_mem_writes, free_rdg_components,
6843 rdg_build_components, rdg_build_partitions,
6844 dump_rdg_partitions): Extern.
6845 (generate_loops_for_partition, generate_code_for_partition): Do not
6846 return a bool.
6847 (already_processed_vertex_p, predecessor_has_mem_write,
6848 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
6849 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
6850 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
6851 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
6852 Pass remaining_stmts and upstream_mem_writes as parameters.
6853 (rdg_component): Moved...
6854 (build_rdg_partition_for_component): Do not aggregate components when
6855 flag_streamize_loops is set.
6856 (gen_sequential_loops): New.
6857 (ldist_gen): Call gen_sequential_loops.
6858
6859 * tree-pass.h (pass_loop_streamization): Declared.
6860
6861 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
6862 basic blocks when loops structures exist.
6863
6864 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
6865
6866 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
6867
6868 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6869 eliminate_local_variables_stmt, eliminate_local_variables,
6870 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6871 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6872 of code delimited by two edges in the CFG.
6873 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6874 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6875 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6876 the case of parallelisation of reductions.
6877 (create_loop_fn): Extern.
6878 (create_omp_parallel_region): New.
6879
6880 * tree-data-ref.c (dump_data_dependence_relation): Don't call
6881 dump_data_reference for printing dra and drb.
6882 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
6883 RDGE_RELATION.
6884 (build_rdg): Don't call free_dependence_relations for the moment, as
6885 we attach dependence relations on each edge of the RDG.
6886 To be fixed later.
6887
6888 * tree-data-ref.h (rdg_component): ...here.
6889 (struct rdg_edge): New field ddr_p relation.
6890 (RDGE_RELATION): New.
6891 (create_bb_after_loop, copy_loop_before,
6892 mark_nodes_having_upstream_mem_writes, rdg_build_components,
6893 rdg_build_partitions, dump_rdg_partitions,
6894 free_rdg_components): Declared.
6895
6896 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
6897 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
6898
6899 * tree-loop-streamization.c: New.
6900
6901 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
6902 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
6903
6904 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
6905
6906 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6907
6908 * passes.c: Schedule pass_loop_streamization.
6909
69102008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
6911
6912 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
6913 update comment.
6914
69152008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
6916
6917 * graphite.c (dot_all_scops): Update formatting.
6918 Bbs can now be part of more than one SCoP.
6919
69202008-03-04 Sebastian Pop <sebastian.pop@amd.com>
6921
6922 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
6923 malloc problems.
6924 (loop_domain_dim): Check for unregistered toplev SCOP loop.
6925 * graphite.h (loop_to_cloog_loop): New.
6926
69272008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6928
6929 * graphite.c (loop_domain_dim, ref_nb_loops,
6930 loop_iteration_vector_dim): New.
6931 (build_access_matrix_with_af, build_access_matrix,
6932 initialize_dependence_polyhedron): Fixed for new matrix layout.
6933 No longer assume that all iteration domains are of the same
6934 dimensionality.
6935
69362008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6937
6938 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6939 defined in a loop at depth 0 is invariant.
6940 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6941 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6942 be called at loop depth 0.
6943
6944 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
6945 a parameter.
6946 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
6947 (down_open_scop): Removed.
6948 (loop_in_scop_p): Redefined.
6949 (scop_affine_expr): New argument: scop.
6950 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
6951 a harmful statement ending a scop.
6952 (basic_block_simple_for_scop_p): New argument: scop.
6953 (get_loop_start): Removed.
6954 (new_scop): Initialize SCOP_LOOPS.
6955 (free_scop): Free SCOP_LOOPS.
6956 (succs_at_same_depth, preds_at_same_depth): New.
6957 (end_scop): Test the validity of a scop.
6958 (add_dominators_to_open_scops): New.
6959 (test_for_scop_bound): Call add_dominators_to_open_scops.
6960 Add cases for opening and closing multiple scops.
6961 (build_scops, build_scop_bbs): Iterate over basic blocks in
6962 depth first order.
6963 (build_graphite_bb): Pass scop directly.
6964 (dfs_bb_in_scop_p): New.
6965 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
6966 several times.
6967 (nb_loops_around_gb): Use loop_in_scop_p.
6968 (schedule_to_scattering): Disabled for the moment the code computing
6969 the "textual order for outer loop".
6970
6971 * graphite.h (struct scop): New field loops.
6972 (SCOP_LOOPS): New.
6973 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
6974
45489e99 6975 * gcc.dg/graphite/scop-{1,...,7}.c: Updated.
2abae5f1
SP		 6976
69772008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
6978 Sebastian Pop <sebastian.pop@amd.com>
6979
6980 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
6981 * common.opt (fstreamize-loops): New.
6982 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
6983 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
6984 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
6985 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
6986
69872008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6988
6989 * tree-data-ref.c (build_empty_rdg): New.
6990 (build_rdg): Use it.
6991 * tree-data-ref.h (build_empty_rdg): Declared.
6992 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
6993 (find_vertex_for_stmt): Removed.
6994 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
6995
69962008-02-21 Sebastian Pop <sebastian.pop@amd.com>
6997
6998 * tree-loop-distribution.c (generate_builtin): After cancelling the
6999 loop tree, also delete basic blocks.
7000 (rdg_flag_uses): Stop recursion when a vertex has already been
7001 processed.
7002
70032008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7004
7005 * graphite.c (build_scop_alpha): Removed.
7006 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
7007 and dump_dependence_graph to avoid compiler warnings.
7008
70092008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7010
7011 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
7012 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
7013 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7014 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
7015 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
7016 (initialize_dependence_polyhedron, find_vertex_for_stmt,
7017 initialize_data_dependence_polyhedron, is_empty_polyhedron,
7018 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
7019 dump_dependence_graph): New.
7020 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
7021 (GBB_ALPHA): New.
7022 (struct scop): New field loop2cloog_loop.
7023 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
7024 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
7025
70262008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7027
7028 * graphite.c (build_graphite_bb): Fix initialization
7029 of the graphite basic block.
7030
70312008-02-05 Sebastian Pop <sebastian.pop@amd.com>
7032
7033 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
7034 loop domain matrix. Pass in the number of loops contained in the
7035 constraint matrix.
7036 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
7037 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
7038 loops that are not surrounding the current loop are not represented
7039 in the domain constraint matrix.
7040 (build_scop_iteration_domain): Initial domain constraint matrix
7041 contains only the eq/ineq, cst, and scop parameters columns.
7042
70432008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7044
7045 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
7046 (print_graphite_bb): Print scattering.
7047
70482008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7049
7050 * graphite.c (initialize_cloog_names): Initialize names of
7051 scattering variables.
7052
70532009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7054
7055 * graphite.c (dot_all_scops_1): Disable debug output while
7056 printing graph.
7057
70582008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7059
7060 * graphite.c (find_transform): Change cloog output language to C.
7061
70622008-01-27 Sebastian Pop <sebastian.pop@amd.com>
7063
7064 * tree-loop-distribution.c (generate_memset_zero,
7065 generate_builtin, generate_code_for_partition,
7066 rdg_flag_all_uses): New.
7067 (rdg_flag_uses): Gather in the same partition the statements defining
7068 the VUSES of the current statement.
7069 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
7070 Gather in the same partition not only the stores to the same memory
7071 access, but also the reads.
7072 (ldist_generate_loops): Renamed ldist_gen.
7073
70742008-01-24 Sebastian Pop <sebastian.pop@amd.com>
7075 Tobias Grosser <grosser@fmi.uni-passau.de>
7076
7077 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
7078 next pointer, don't use the inner pointer.
7079
70802008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
7081
7082 * graphite.c (dot_all_scops, dot_all_scops_1): New.
7083 (find_transform): Call dot_all_1.
7084 * graphite.h (dot_all_scops): Declared.
7085
70862007-12-14 Sebastian Pop <sebastian.pop@amd.com>
7087
7088 * tree-loop-distribution.c: Fix apsi.f ICE.
7089 (create_bb_after_loop): New.
7090 (generate_loops_for_partition): Use it.
45489e99 7091 * gfortran.dg/ldist-1.f90: New.
2abae5f1
SP		 7092
7093 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
7094 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
7095
70962007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7097
7098 * graphite.c (find_transform): Dump cloog program sent to cloog.
7099
71002007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7101
7102 * graphite.c (initialize_cloog_names): Initialize cloog
7103 iterator names.
7104
71052007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7106
7107 * graphite.c (build_scop_context): Fix typo, for the matrix
7108 format: insert '0 >= 0' instead of '-1 >= 0'.
7109
71102007-12-13 Sebastian Pop <sebastian.pop@amd.com>
7111
7112 * Fix merge problems.
7113
71142007-12-13 Sebastian Pop <sebastian.pop@amd.com>
7115
7116 * graphite.c (setup_cloog_loop): Fix typo.
7117
71182007-12-12 Sebastian Pop <sebastian.pop@amd.com>
7119
7120 * doc/invoke.texi (-ftree-loop-distribution): Documented.
7121 * tree-loop-distribution.c: Reimplemented.
7122 * tree-pass.h (pass_loop_distribution): New.
7123 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
7124 print_loops.
7125 * graphds.h (struct graph): New field indexes.
7126 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7127
7128 * tree-vect-analyze.c: Remove declaration of static functions when not
7129 needed.
7130 * tree-vectorizer.c: Same.
7131 (rename_variables_in_loop): Now extern.
7132 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
7133 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
7134 calling redirect_edge_and_branch_force.
7135
7136 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7137
7138 * tree-data-ref.c: Don't include tree-chrec.h.
7139 (debug_data_dependence_relations): New.
7140 (dump_data_dependence_relation): Call dump_data_reference on data refs
7141 in the relation.
7142 (same_access_functions): Moved...
7143 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7144 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7145 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7146 struct rdg_vertex_info, ): New.
7147 (create_rdg_edge_for_ddr): Compute the dependence level before looking
7148 at DDR_REVERSED_P.
7149 (create_rdg_vertices): Initialize the htab of graph->indexes.
7150 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
7151 (stmts_from_loop): Don't save LABEL_EXPR.
7152 (hash_stmt_vertex_info, eq_stmt_vertex_info,
7153 hash_stmt_vertex_del): New.
7154 (build_rdg): Initialize rdg->indexes.
7155 (free_rdg, stores_from_loop, ref_base_address,
7156 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7157 have_similar_memory_accesses_1, ref_base_address_1,
7158 remove_similar_memory_refs): New.
7159
7160 * tree-data-ref.h: Include tree-chrec.h.
7161 (debug_data_dependence_relations): Declared.
7162 (same_access_functions): ...here. Now static inline.
7163 (ddr_is_anti_dependent, ddrs_have_anti_deps,
7164 ddr_dependence_level): New.
7165 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
7166 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
7167 RDG_MEM_READS_STMT): New.
7168 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7169 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7170 rdg_vertex_for_stmt): Declared.
7171 (struct rdg_edge): New field level.
7172 (RDGE_LEVEL, free_rdg): New.
7173 (stores_from_loop, remove_similar_memory_refs,
7174 rdg_defs_used_in_other_loops_p,
7175 have_similar_memory_accesses): Declared.
7176 (rdg_has_similar_memory_accesses): New.
7177
7178 * lambda.h (dependence_level): New.
7179 * common.opt (ftree-loop-distribution): New.
7180 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
7181 (print_loop_ir): Renamed print_loops.
7182 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
7183 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
7184 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
7185 (tree-loop-distribution.o): Added.
7186 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7187 (mark_virtual_ops_in_bb): New.
7188 (print_loops_bb, debug_loop_num, debug_loop): New.
7189 * passes.c: Scheduled pass_loop_distribution.
7190
71912007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7192
7193 * graphite.c (scan_tree_for_params): Correct the number of columns
7194 for polylib format.
7195 (nb_flat_iterator): New.
7196 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
7197 (build_scop_iteration_domain): Correct the number of columns for
7198 polylib format.
7199
72002007-12-12 Sebastian Pop <sebastian.pop@amd.com>
7201
7202 * Merge from mainline (129697:130800).
7203
72042007-10-30 Sebastian Pop <sebastian.pop@amd.com>
7205
7206 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
7207 dominated by SCoP's exit.
7208 (graphite_transform_loops): Compute post dominators.
7209
72102007-10-28 Sebastian Pop <sebastian.pop@amd.com>
7211
7212 * Merge from mainline (127169:129697).
7213
72142007-10-28 Sebastian Pop <sebastian.pop@amd.com>
7215
7216 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
7217 parameter for the basic block that contains the expression. Use
7218 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
7219 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
7220 the expression.
7221 * graphite.h (gbb_loop): New.
7222 (GBB_LOOP): Removed.
7223
72242007-08-03 Sebastian Pop <sebpop@gmail.com>
7225
7226 * Makefile.in: Fix merge problem.
7227
72282007-08-03 Sebastian Pop <sebpop@gmail.com>
7229
7230 * Merge from mainline (125309:127169).
7231 * tree-loop-distribution.c: Disabled.
7232
72332007-06-05 Sebastian Pop <sebpop@gmail.com>
7234
7235 * Merge from mainline (r123693:125309).
7236
72372007-05-30 Sebastian Pop <sebpop@gmail.com>
7238
7239 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
7240 correct_modify_p
7241 (correct_modify_p, check_statements, number_of_lvalue_uses,
7242 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
7243 instead of MODIFY_EXPR.
7244 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
7245 and push new edges.
7246
72472007-05-24 Sebastian Pop <sebpop@gmail.com>
7248
7249 * tree-loop-distribution.c (struct rdg): Replace arrays by
7250 VECs for edges and vertices.
7251 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
7252 (RDGV_NB_PARTITIONS): New.
7253 (PRDG_NBV, PRDG_NBE): Removed.
7254 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
7255 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
7256 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
7257
72582007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
7259 Sebastian Pop <sebpop@gmail.com>
7260
7261 * doc/invoke.texi (-ftree-loop-distribution): Document.
7262 * tree-loop-distribution.c: New file.
7263 * tree-pass.h (pass_loop_distribution): Declared.
7264 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7265 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
7266 and set reversed_p.
7267 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
7268 (DDR_REVERSED_P): New.
7269 * common.opt (-ftree-loop-distribution): New.
7270 * tree-flow.h (distribute_loops): Declared.
7271 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
7272 * passes.c (init_optimization_passes): Schedule loop distribution.
7273
72742007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
7275
7276 * graphite.c (print_graphite_bb): Don't call dump_data_references.
7277 (print_scop): Don't print when scop is NULL.
7278 (build_scop_context, find_transform): Don't output to stderr.
7279
72802007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
7281
7282 * tree-data-ref.c: Don't include graphite.h.
7283 Comment out the code for printing data reference's scop.
7284 (build_access_matrix_with_af): Moved...
7285 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
7286 * graphite.c (build_access_matrix_with_af): ... here. Now static.
7287 (print_graphite_bb): Print basic block's schedule.
7288 (print_scop): Don't print the schedule, call cloog's pretty printer.
7289 (bb_in_scop_p): A basic block is in a scop only if it is both
7290 dominated and postdominated by the scop's entry and exit basic blocks.
7291 (function_parameter_p): New.
7292 (invariant_in_scop_p): Use function_parameter_p.
7293 (new_scop, save_scop): New.
7294 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
7295 save_scop.
7296 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
7297 (loop_in_scop_p): New.
7298 (scop_record_loop): Use loop_in_scop_p.
7299 (build_scop_domain): Renamed build_scop_iteration_domain.
7300 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
7301 nb_params_in_scop, build_scop_context, first_loop_in_scop,
7302 setup_cloog_loop, dot_scop_1, dot_scop): New.
7303 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
7304 (struct scop): Add a pointer to cloog's representation of a program.
7305
73062007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
7307
7308 * doc/invoke.texi (-ftree-check-verbose): Renamed
7309 -ftree-checks-verbose.
7310 * common.opt (flag_tree_check_verbose): Renamed
7311 flag_tree_checks_verbose.
7312 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
7313
73142007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
7315
7316 * configure: Regenerated.
7317 * config.in: Regenerated.
7318 * tree-ssa-loop.c (graphite_transforms): Execute
7319 graphite_transform_loops only when HAVE_cloog.
7320 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
7321 * graphite.c: Include polylibgmp.h and cloog.h.
7322 (graphite_transform_loops): Removed loops parameter.
7323 * tree-flow.h (graphite_transform_loops): Update declaration.
7324 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
7325 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
7326 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
7327 (OBJS-common): Remove dependence on graphite.o.
7328 (BACKEND): Depend on @GRAPHITE@.
7329
73302007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
7331
7332 * doc/invoke.texi (-ftree-check-verbose): Documented.
45489e99
SP		 7333 * gcc.dg/tree-checker/tree-checks-1.c: New.
7334 * gcc.dg/tree-checker/tree-checks-2.c: New.
7335 * gcc.dg/tree-checker/tree-checks-3.c: New.
7336 * gcc.dg/tree-checker/tree-checks-4.c: New.
7337 * gcc.dg/tree-checker/tree-checks.exp: New.
7338 * gcc.dg/tree-checker/condates.crp: New.
2abae5f1
SP		 7339 * common.opt (ftree-checks-verbose): New.
7340 * tree-check.c (tree_check_warning): Move extra stderr output
7341 under control of flag_tree_check_verbose.
7342
73432007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
7344
7345 * tree-match.c: Fix comments formatting.
7346 * tree-match.h: Fix comments formatting.
7347 * tree-check.c: Fix comments formatting.
7348 (tree_check_init): Restructure.
7349
73502007-04-12 Nic Volanschi <nic.volanschi@free.fr>
7351
7352 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
7353
73542007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
7355
7356 * Merge from mainline (r120733:123693).
7357
73582007-03-20 Nic Volanschi <nic.volanschi@free.fr>
7359
7360 * condate.y: New file.
7361 * tree-match.h (struct patt_info_s): New field sign.
7362 (struct condate_s): New field msg.
7363 (normalize_condate, name_condate, add_condate): New.
7364 (conds[], condate_parse): Made extern.
7365 * tree-check.c (tree_check_warning): First arg changed to cond;
7366 warning reformatted.
7367 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
7368 (tree_scan): New.
7369 (tree_check): Process trivial condates.
7370 (read_delimited_string): Removed.
7371 (print_cond): Print name and msg.
7372 (conds[]): Made extern.
7373 (parse_tree_check_file_once): Rewritten to use the parser in
7374 condate.y.
7375 Processing of option --tree_check_string moved to tree_scan().
7376 * Makefile.in: Added condate.y
7377
73782007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
7379
7380 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
7381 Use VECs instead of varrays.
7382 * diagnostic.h (lazy_dump_generic_node): Update declaration.
7383 * Makefile.in (pretty-print.o): Depend on vec.h.
7384 * pretty-print.c: Include tree.h and vec.h.
7385 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
7386 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
7387 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
7388 pp_free_list): Use VECs instead of varrays.
7389 * pretty-print.h: Do not include varray.h.
7390 (struct tree_chunk_s): Declaration moved before its use.
7391 (output_buffer): Rename varray field to chunks.
7392 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
7393 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
7394 save_global_holes): Use VECs instead of varrays.
7395 * tree-match.h: Declare VECs of cfg_node, and hole_p.
7396 * tree-check.c (scan_cfg_stmts, push_node,
7397 print_matching_stmt): Removed.
7398 (tree_check_instance, push_global_holes_if_new, tree_check,
7399 execute_tree_check): Use VECs instead of varrays.
7400 (gate_tree_check): Don't execute the CFG check when basic_block_info
7401 is not available.
7402
74032007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
7404
7405 * Merge from mainline (r115016:120733).
7406
74072007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
7408
7409 * Merge from mainline (r117632:117661).
7410
74112007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
7412
7413 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
7414 * tree-pass.h (TDF_DEBUG, debug_p): New.
7415 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
7416 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
7417 get_loop_exit_condition, analyze_evolution_in_loop,
7418 analyze_initial_condition, analyze_scalar_evolution,
7419 instantiate_parameters, number_of_latch_executions): Use debug_p.
7420 * tree-chrec.c (chrec_apply): Use debug_p.
7421 * tree-data-ref.c: Include graphite.h.
7422 (dump_data_reference): Print also the access matrix.
7423 (analyze_array, analyze_indirect_ref, init_data_ref,
7424 analyze_offset_expr, address_analysis, object_analysis,
7425 create_data_ref, finalize_ddr_dependent,
7426 non_affine_dependence_relation, analyze_ziv_subscript,
7427 analyze_siv_subscript_cst_affine,
7428 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7429 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
7430 analyze_miv_subscript, analyze_overlapping_iterations,
7431 build_classic_dist_vector, subscript_dependence_tester,
7432 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
7433 (build_access_matrix_with_af): No longer static.
7434 * tree-data-ref.h (scop_p): ... declaration here.
7435 (data_reference.scop): New field.
7436 (DR_SCOP, DR_ACCESS_MATRIX): New.
7437 (build_access_matrix_with_af, dr_num_subscripts): Declared.
7438 * graphite.c (print_graphite_bb): Call dump_data_references.
7439 (print_scop): Use scop_nb_loops and scop_dim_domain.
7440 (test_for_scop_bound): Use debug_p.
7441 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
7442 scop_nb_params.
7443 (scop_loop_index): Moved...
7444 (scop_record_loop): New.
7445 (build_scop_loop_nests): Use scop_record_loop.
7446 (build_scop_domain): Use scop_dim_domain.
7447 (build_access_matrix): Implemented.
7448 (build_scop_canonical_schedules): Use scop_nb_loops.
7449 (build_graphite_bb): Initialize GBB_SCOP.
7450 * graphite.h (scop_p): Moved...
7451 (graphite_bb.scop): New field.
7452 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
7453 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
7454 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
7455 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
7456 scop_loop_index): New.
7457 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
7458
74592007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
7460
7461 * Merge from mainline (r117661:120450).
7462
74632006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
7464
7465 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
7466 at the first declaration outside the varying loop, instantiate as
7467 far as possible.
7468 * tree-chrec.c (for_each_scev_op): New.
7469 * tree-chrec.h (for_each_scev_op): Declared.
7470 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
7471 * tree-data-ref.c (get_references_in_stmt,
7472 find_data_references_in_stmt): New, from trunk.
7473 (find_data_references_in_loop): Use get_references_in_stmt
7474 and find_data_references_in_loop, modified as in trunk.
7475 (build_access_matrix_with_af): New.
7476 * tree-data-ref.h (data_reference): Add a field access_matrix.
7477 (data_ref_loc): New, as in trunk.
7478 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
7479 invariant_in_scop_p, param_index, scan_tree_for_params,
7480 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
7481 idx_record_param, idx_record_params, build_access_matrix,
7482 build_scop_data_accesses, build_scop_canonical_schedules,
7483 build_graphite_bb, build_scop_bbs, find_params_in_bb,
7484 build_scop_params): New.
7485 * graphite.h (graphite_bb): New.
7486 (scop): Add fields static_schedule, params, loop_nest,
7487 iteration_domain.
7488 * lambda.h: Declare vecs of lambda_matrix.
7489 * tree-flow.h (print_loop_ir_bb): Declared.
7490 * tree-cfg.c (print_loop_ir_bb): New.
7491 (print_loop): Use print_loop_ir_bb.
7492
74932006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
7494
7495 * Merge from mainline (r115016:117632).
7496
74972006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
7498
7499 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
7500 break due to a warning.
7501
75022006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
7503
7504 * graphite.c (print_scops, debug_scops): New.
7505 (graphite_transform): Renamed graphite_find_transform.
7506 * graphite.h (debug_scops): Declared.
7507
75082006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
7509
7510 * tree-match.c: Reformat following the GNU style.
7511 * tree-match.h: Reformat following the GNU style.
7512 * tree-pattern.h: Removed empty file.
7513 * Makefile.in: Remove references to tree-pattern.h.
7514 * tree-check.c: Reformat following the GNU style.
7515 (execute_tree_check): Move gate condition code to...
7516 (gate_tree_check): ...here. New function.
7517 (pass_check): Use the gate function.
7518
75192006-07-04 Nic Volanschi <nic.volanschi@free.fr>
7520
7521 * tree-pattern.h: New. Tree pattern matching and checking using
7522 concrete syntax.
7523 * tree-check.c: New. Tree/CFG checking pass.
7524 * tree-match.c: New. Library for tree pattern matching.
7525 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
7526 * toplev.c, flags.h: Add globals for tree-check pass.
7527 * Makefile.in: Integrate the files in tree-check pass.
7528 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
7529 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
7530 Introduce a "lazy" pretty-print mode.
7531 * tree.c, tree.h: Add tree_name.
7532
75332006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
7534
7535 * doc/invoke.texi (-fgraphite): Correct typo.
7536 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
7537 use of print_loop_ir.
45489e99
SP		 7538 * gcc.dg/graphite/scop-1.c: New.
7539 * gcc.dg/graphite/scop-2.c: New.
7540 * gcc.dg/graphite/graphite.exp: New.
2abae5f1
SP		 7541 * graphite.c: Include domwalk.h.
7542 (print_scop): Print only the entry and exit blocks.
7543 (debug_scop): No longer static.
7544 (affine_expr): Fix formating. Return also true when the expression is
7545 constant.
7546 (stmt_simple_for_scop_p): Fix formating.
7547 (build_scops): Use domwalk.
7548 (get_loop_start, end_scop, test_for_scop_bound): New.
7549 (graphite_transform_loops): Avoid printing on stderr.
7550 * graphite.h (debug_scop): Declared.
7551 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
7552 * Makefile.in (graphite.o): Depend on domwalk.h.
7553 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
7554 declarations for static functions.
7555 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
7556 controlling output verbosity.
7557
75582006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
7559 Plesco Alexandru <shurikx@gmail.com>
7560
7561 * doc/invoke.texi (-fgraphite): Document.
7562 * tree-pass.h (pass_graphite_transforms): Declared.
7563 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
7564 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
7565 (pass_graphite_transforms): Defined.
7566 * tree-data-ref.c (free_data_ref, data_reference): Extern.
7567 * tree-data-ref.h (free_data_ref, data_reference): Declared.
7568 * graphite.c, graphite.h: New.
7569 * common.opt (fgraphite): Declared.
7570 * tree-flow.h (graphite_transform_loops): Declared.
7571 * Makefile.in (OBJS-common): Add graphite.o.
7572 (graphite.o): New rule.
7573 * passes.c (pass_graphite_transforms): Scheduled.
7574
Mirror of https://gcc.gnu.org/git/gcc.git