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Dump each scop in a separate file.
[thirdparty/gcc.git] / gcc / ChangeLog.graphite
CommitLineData
f06ecc4b
RB		 12010-08-17 Riyadh Baghdadi <baghdadi.mr@gmail.com>
2
3 * graphite-poly.c (init_graphite_out_file): New.
4 (init_graphite_in_file): New.
5 (apply_poly_transforms): Updated to enable reading and writing of
6 multiple scop files.
7 * toplev.c (init_asm_output): Remove graphite in/out file initialization.
8
d9ae7906
SP		 92010-08-17 Tobias Grosser <grosser@fim.uni-passau.de>
10
11 * graphite-scop-detection.c (graphite_can_represent_scev): Remove
12 redundant checks.
13
02315365
SP		 142010-08-12 Sebastian Pop <sebastian.pop@amd.com>
15
16 * graphite-clast-to-gimple.c (precision_for_value): Adjust
17 computation of precision by 1.
18
721c8b1e
RB		 192010-08-12 Riyadh Baghdadi <baghdadi.mr@gmail.com>
20
21 * graphite-cloog-util.c (openscop_read_cloog_matrix): New.
22 (openscop_read_polyhedron_matrix): New.
23 * graphite-cloog-util.h (openscop_read_polyhedron_matrix): Declared.
24 (openscop_read_N_int): Same.
25 * graphite-poly.c (openscop_read_N_int): New.
26 (openscop_read_one_int): New.
27 (openscop_read_N_string): New.
28 (openscop_read_one_string): New.
29 (openscop_read_powerset_matrix): New.
30 (graphite_read_transforms): Remove.
31 (graphite_read_scatt): New.
32 (graphite_read_scop_file): New.
33 (apply_poly_transforms): Updated to call graphite_read_scop_file.
34
fd8bb591
AS		 352010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
36
37 * graphite-poly.c: Change include order.
38
562c1b02
AS		 392010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
40
41 * graphite-cloog-compat.h (cloog_matrix_ncolumns): New.
42 (cloog_matrix_nrows): New.
43
7241f8c5
RB		 442010-08-11 Riyadh Baghdadi <baghdadi.mr@gmail.com>
45
46 * graphite-cloog-util.c (openscop_print_cloog_matrix): Remove spaces
47 from matrix lines.
48 * graphite-poly.c (openscop_print_scattering_function_1): Same.
49 (print_scattering_function_1): Same.
50 (openscop_print_pbb_domain): Same.
51 (openscop_print_scop_context): Same.
52 (print_scop_context): Same.
53
d72f5037
RB		 542010-08-11 Riyadh Baghdadi <baghdadi.mr@gmail.com>
55
56 * graphite-poly.c (openscop_print_pdr_polyhedron): Fix indentation.
57 (openscop_print_pdr_polyhedron): Print pph.
58
9e054f1b
SP		 592010-07-29 Sebastian Pop <sebastian.pop@amd.com>
60
61 * gcc.dg/graphite/graphite.exp: Add compile rules for vect-* files.
62 * gfortran.dg/graphite/graphite.exp: Same.
63 * gcc.dg/graphite/vect-pr43423.c: New.
64
c6060639
SP		 652010-07-29 Sebastian Pop <sebastian.pop@amd.com>
66
67 * graphite-clast-to-gimple.c (gcc_type_for_interval): Generate in
68 priority signed types.
69
2c2aceeb
SP		 702010-07-29 Sebastian Pop <sebastian.pop@amd.com>
71
72 * graphite-clast-to-gimple.c (max_signed_precision_type): Remove the call
73 to lang_hooks.types.type_for_size. Call build_nonstandard_integer_type.
74
ae403f5a
RB		 752010-07-29 Riyadh Baghdadi <baghdadi.mr@gmail.com>
76
77 * graphite-cloog-util.c (openscop_print_cloog_matrix): New.
78 (openscop_print_polyhedron_matrix): New.
79 * graphite-cloog-util.h (openscop_print_polyhedron_matrix): Declared.
80 * graphite-poly.c (openscop_print_pdr_polyhedron): Same.
81 (openscop_print_pdr_powerset): New.
82 (openscop_print_powerset_matrix): New.
83 (openscop_print_scattering_function_1): New.
84 (print_scattering_function): Add support for scattering names and
85 OpenScop format.
86 (graphite_write_transforms): Remove.
87 (apply_poly_transforms): Updated to call print_scop.
88 (print_pdr_access_layout): Updated to support OpenScop format.
89 (print_pdr): Same.
90 (openscop_print_pbb_domain): New.
91 (print_pbb_body): Added a parameter to allow indicating that pbb_body is
92 not provided.
93 (print_pbb): Updated to call the new print_pbb_body.
94 (openscop_print_scop_context): New.
95 (print_scop_header): New.
96 (print_scop): Updated to call print_scop_header.
97 * graphite-poly.h: Document OpenScop format.
98
9707eeb0
SP		 992010-07-29 Sebastian Pop <sebastian.pop@amd.com>
100
101 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add back
102 the case removed in the previous patch, when the only phi argument
103 is defined in the same loop as the phi node itself. Handle it
104 separately from the invariant case by both propagating it outside
105 the region and replacing the phi node with an assign.
106
974335d6
SP		 1072010-07-28 Sebastian Pop <sebastian.pop@amd.com>
108
109 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): The only
110 constant phi nodes with one argument are is_gimple_min_invariant
111 and SSA_NAME_IS_DEFAULT_DEF.
112
113 * gfortran.dg/graphite/id-22.f: New.
114
1461761b
AS		 1152010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
116
85437633
AS		 117 * graphite.c (graphite_initialize): Do not initialize
118 CLooG and initialize the Parma Polyhedra Library
119 manually when using CLOOG_ORG.
120 (graphite_finalize): Do not finalize CLooG and finalize
121 the Parma Polyhedra Library manually when using CLOOG_ORG.
122 * graphite-cloog-compat.h (cloog_initialize): Hide function
123 when using CLOOG_ORG.
124 (cloog_finalize): Same.
125
aa91c4cc 1262010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
85437633 127
1461761b
AS		 128 * graphite-clast-to-gimple.c (free_scattering): Change
129 CloogDomainList/CloogDomain to CloogScatteringList/CloogScattering
130 (CLOOG_ORG).
131 (build_cloog_prog): Same.
132 * graphite-cloog-compat.h (cloog_domain): Removed.
133 (cloog_scattering): New.
134 (cloog_set_domain): Removed.
135 (cloog_set_scattering): New.
136 (cloog_next_domain): Removed.
137 (cloog_next_scattering): New.
138 (cloog_set_next_domain): Removed.
139 (cloog_set_next_scattering): New.
140 (CloogScatteringList): New.
141 (CloogScattering): New.
142 (cloog_scattering_free): New.
143 (new_Cloog_Scattering_from_ppl_Polyhedron): New.
144 * graphite-cloog-util.c (new_Cloog_Scattering_from_ppl_Polyhedron):
145 New.
146
60f87855
AS		 1472010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
148
149 * graphite-clast-to-gimple.c (build_cloog_prog): Extend with
150 CloogState.
151 (set_cloog_options): Same.
152 (print_clast_stmt): Same.
153 (scop_to_clast): Same.
154 (print_generated_program): Same.
155 (gloog): Same.
156 * graphite-clast-to-gimple.h: Include graphite-cloog-util.h.
157 (scop_to_clast): Extend with CloogState.
158 * graphite-cloog-util.c: Include graphite-cloog-compat.h
159 (new_Cloog_Domain_from_ppl_Polyhedron):
160 Extend with CloogState. Use cloog_domain_from_cloog_matrix (CLOOG_ORG).
161 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Extend with CloogState.
162 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
163 * graphite-cloog-util.h (build_cloog_prog): Same.
164 * graphite-cloog-copat.h (build_cloog_prog): New.
165 (CloogState): New.
166 (cloog_state_malloc): New.
167 (cloog_state_free): New.
168 (cloog_loop_malloc): New.
169 (cloog_options_malloc): New.
170 (cloog_statement_alloc): New.
171 (cloog_domain_from_cloog_matrix): New.
172 (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
173 (new_Cloog_Domain_from_ppl_Polyhedron): New.
174
4431102b
AS		 1752010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
176
177 * graphite-clast-to-gimple.c (clast_name_to_gcc): Parameter
178 type of NAME now depends on used CLooG version.
179 (clast_to_gcc_expression): Replace expr_* with clast_expr_*.
180 (gcc_type_for_clast_expr): Same.
181 (print_clast_stmt): Replace pprint with clast_pprint.
182 * graphite-cloog-compat.h: Provide compatibility macros for
183 CLooG Legacy.
184 (clast_name_p): New.
185 (clast_expr_term): New.
186 (clast_expr_red): New.
187 (clast_expr_bin): New.
188 (clast_pprint): New.
189
ac3b070a
AS		 1902010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
191
192 * graphite-clast-to-gimple.c (set_cloog_options): Make CLooG options
193 compatible to newer CLooG releases (CLOOG_ORG).
194 (build_cloog_prog): Pass CloogOptions to more functions (CLOOG_ORG).
195 (scop_to_clast): Pass CloogOptions to build_cloog_prog (CLOOG_ORG).
196 * graphite-cloog-compat.h: Add compatibility macros for CLooG Legacy.
197 (build_cloog_prog) : New.
198 (cloog_program_extract_scalars): New.
199 (cloog_program_scatter): New.
200
2bbb190a
AS		 2012010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
202
203 * graphite-clast-to-gimple.c: Include graphite-cloog-compat.h
204 conditionally (CLOOG_ORG).
205 * graphite-cloog-compat.h: New. Include graphite-cloog-compat.h.
206 (cloog_statement_usr): New.
207 (cloog_domain): Same.
208 (cloog_set_domain): Same.
209 (cloog_next_domain): Same.
210 (cloog_set_next_domain): Same.
211 (cloog_program_nb_scattdims): Same.
212 (cloog_program_set_nb_scattdims): Same.
213 (cloog_program_names): Same.
214 (cloog_program_set_names): Same.
215 (cloog_program_set_context): Same.
216 (cloog_program_set_loop): Same.
217 (cloog_program_blocklist): Same.
218 (cloog_program_set_blocklist): Same.
219 (cloog_program_scaldims): Same.
220 (cloog_program_set_scaldims): Same.
221 (cloog_names_nb_parameters): Same.
222 (cloog_names_set_nb_parameters): Same.
223 (cloog_names_parameters): Same.
224 (cloog_names_set_parameters): Same.
225 (cloog_names_set_nb_iterators): Same.
226 (cloog_names_set_iterators): Same.
227 (cloog_names_set_nb_scattering): Same.
228 (cloog_names_set_scattering): Same.
229 (cloog_statement_set_usr): Same.
230 (cloog_loop_set_next): Same.
231 (cloog_loop_set_domain): Same.
232 (cloog_loop_set_block): Same.
233 (cloog_block_list_next): Same.
234 (cloog_block_list_set_next):
235 (cloog_block_list_set_block): Same.
236
5d737345
SP		 2372010-07-27 Sebastian Pop <sebastian.pop@amd.com>
238
239 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Returns
240 a bool.
241 (rewrite_commutative_reductions_out_of_ssa_close_phi): Same.
242 (rewrite_commutative_reductions_out_of_ssa_loop): Same.
243 (rewrite_cross_bb_scalar_deps_out_of_ssa): Call scev_reset_htab
244 when something has been changed.
245 (rewrite_commutative_reductions_out_of_ssa): Same.
246
247 * gcc.dg/graphite/id-26.c: New.
248
ab756588
SP		 2492010-07-26 Sebastian Pop <sebastian.pop@amd.com>
250
251 * graphite-sese-to-poly.c (propagate_expr_outside_region): Also
252 handle the case when def is in the sese region.
253 (rewrite_close_phi_out_of_ssa): Call propagate_expr_outside_region
254 for invariant expressions.
255 (rewrite_cross_bb_phi_deps): Removed.
256 (rewrite_cross_bb_scalar_deps): Also handle GIMPLE_PHI nodes.
257 (rewrite_cross_bb_scalar_deps_out_of_ssa): Do not call
258 rewrite_cross_bb_phi_deps.
259
4ee23fa8
SP		 2602010-07-26 Sebastian Pop <sebastian.pop@amd.com>
261
262 * graphite-sese-to-poly.c
263 (rewrite_commutative_reductions_out_of_ssa_loop): Call
264 scev_analyzable_p only on is_gimple_reg
265
266 * gcc.dg/graphite/id-25.c: New.
267
1c2a7491
SP		 2682010-07-22 Sebastian Pop <sebastian.pop@amd.com>
269
270 * graphite-sese-to-poly.c (propagate_expr_outside_region): New.
271 (rewrite_close_phi_out_of_ssa): Propagate constant values or
272 parametric expressions outside the scop region.
273 (rewrite_cross_bb_scalar_deps): Same.
274 * sese.c (rename_uses): Use NULL_TREE instead of NULL for trees.
275
276 * gcc.dg/graphite/run-id-5.c: New.
277 * gcc.dg/graphite/run-id-6.c: New.
278 * gfortran.dg/graphite/id-21.f: New.
279
320532a8
SP		 2802010-07-22 Sebastian Pop <sebastian.pop@amd.com>
281
282 * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Use
283 SSA_NAME_DEF_STMT only on SSA_NAMEs.
284
285 * gcc.dg/graphite/id-24.c: New.
286
2847388e
SP		 2872010-07-22 Sebastian Pop <sebastian.pop@amd.com>
288
289 * tree-scalar-evolution.c (instantiate_scev_name): Do not
290 instantiate default definitions.
291
ed941c41
VK		 2922010-07-20 Vladimir Kargov <kargov@gmail.com>
293
294 * graphite-scop-detection.c (is_valid_stmt_p): New.
295 (is_valid_bb_p): New.
296
f4ce375d
VK		 2972010-07-20 Vladimir Kargov <kargov@gmail.com>
298 Sebastian Pop <sebastian.pop@amd.com>
299
300 * cfgloop.c (is_loop_exit): Renamed loop_exits_to_bb_p.
301 (loop_exits_from_bb_p): New.
302 * cfgloop.h (is_loop_exit): Renamed loop_exits_to_bb_p.
303 (loop_exits_from_bb_p): Declared.
304 * graphite-scop-detection.c (scopdet_basic_block_info): Call
305 loop_exits_to_bb_p.
306
15d17127
VK		 3072010-07-20 Vladimir Kargov <kargov@gmail.com>
308
309 * refined-regions.c: Include tree-pass.h, cfgloop.h, gimple.h, and
310 tree-data-ref.h.
311 (dot_regions_1): New.
312 (dot_regions): New.
313 * refined-regions.h (dot_regions): Declared.
314 * Makefile.in (refined-regions.o): Update dependences.
315
a7d00e71
SP		 3162010-07-20 Sebastian Pop <sebastian.pop@amd.com>
317
318 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add an
319 extra parameter for the region. Call scev_analyzable_p.
320 (rewrite_reductions_out_of_ssa): Update call to
321 rewrite_close_phi_out_of_ssa.
322 (rewrite_cross_bb_phi_deps): Same.
323 (rewrite_commutative_reductions_out_of_ssa_loop): Add an extra
324 parameter for the region. Call scev_analyzable_p.
325 (rewrite_commutative_reductions_out_of_ssa): Update call to
326 rewrite_commutative_reductions_out_of_ssa_loop.
327
5df5f257
SP		 3282010-07-20 Sebastian Pop <sebastian.pop@amd.com>
329
330 * gcc.dg/tree-ssa/pr20742.c: New.
331
6f23dd91
SP		 3322010-07-15 Sebastian Pop <sebastian.pop@amd.com>
333
334 * sese.c (rename_uses): Call unshare_expr before force_gimple_operand.
335
336 * gcc.dg/graphite/id-23.c: New.
337
87b28340
SP		 3382010-07-15 Sebastian Pop <sebastian.pop@amd.com>
339
340 * graphite-sese-to-poly.c (reduction_phi_p): Do not rewrite out of
341 SSA scalar phi nodes that can be scev_analyzable_p.
342
343 * gfortran.dg/graphite/id-20.f: Adjust testcase.
344
3dd2dd57
SP		 3452010-07-15 Sebastian Pop <sebastian.pop@amd.com>
346
347 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Correctly
348 handle SSA_NAME_IS_DEFAULT_DEF.
349
a0dd1502
SP		 3502010-07-15 Sebastian Pop <sebastian.pop@amd.com>
351
352 * sese.c (rename_uses): Handl unconditionally gimple_debug statements.
353
354 * gcc.dg/graphite/pr42729.c: New.
355
8af6d9cd
SP		 3562010-07-15 Sebastian Pop <sebastian.pop@amd.com>
357
358 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Special
359 case non close-phi nodes with one argument.
360
f36fc876
SP		 3612010-07-15 Sebastian Pop <sebastian.pop@amd.com>
362
363 * sese.h (scev_analyzable_p): Scevs could be expressions without
364 chrecs and still be scev_analyzable_p.
365
57fe3c87
SP		 3662010-07-15 Sebastian Pop <sebastian.pop@amd.com>
367
368 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
369
a0d1afb3
SP		 3702010-07-15 Sebastian Pop <sebastian.pop@amd.com>
371
372 * cfgloop.c (alloc_loop): Remove initialization of loop->single_iv.
373 * cfgloop.h (struct loop): Remove single_iv field.
374 * graphite-sese-to-poly.c (graphite_loop_normal_form): Removed.
375 (scop_canonicalize_loops): Removed.
376 (scop_ivs_can_be_represented): Do not use loop->single_iv. Iterate
377 over all the loop phi nodes in loop->header.
378 (build_poly_scop): Remove use of scop_canonicalize_loops.
379
dba9acfa
SP		 3802010-07-15 Sebastian Pop <sebastian.pop@amd.com>
381
382 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Also
383 handle GIMPLE_CALL.
384
8b059232
SP		 3852010-07-15 Sebastian Pop <sebastian.pop@amd.com>
386
387 * tree-chrec.c (chrec_apply): Should only apply to the specified
388 variable. Also handle multivariate chains of recurrences that
389 satisfy evolution_function_is_affine_p. Also handle CASE_CONVERT.
390
2e286fd2
SP		 3912010-07-15 Sebastian Pop <sebastian.pop@amd.com>
392
393 * graphite-clast-to-gimple.c (debug_clast_name_index): Removed.
394 (debug_clast_name_indexes_1): Removed.
395 (debug_clast_name_indexes): Removed.
396 (pbb_to_depth_to_oldiv): Removed.
397 (build_iv_mapping): Replace the use of rename_map with iv_map.
398 (translate_clast_user): Remove uses of rename_map. Allocate and
399 free iv_map.
400 (translate_clast_for_loop): Remove uses of rename_map.
401 (translate_clast_for): Same.
402 (translate_clast_guard): Same.
403 (translate_clast): Same.
404 (gloog): Same.
405 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Removed.
406 * graphite-sese-to-poly.c (scev_analyzable_p): Moved...
407 * sese.c (set_rename): Now static.
408 (rename_variables_in_stmt): Removed.
409 (rename_uses): New.
410 (is_parameter): Removed.
411 (is_iv): Removed.
412 (expand_scalar_variables_call): Removed.
413 (expand_scalar_variables_ssa_name): Removed.
414 (expand_scalar_variables_expr): Removed.
415 (expand_scalar_variables_stmt): Removed.
416 (expand_scalar_variables): Removed.
417 (rename_variables): Removed.
418 (remove_condition): Removed.
419 (get_true_edge_from_guard_bb): Removed.
420 (get_false_edge_from_guard_bb): Removed.
421 (struct igp): Removed.
422 (default_before_guard): Removed.
423 (convert_for_phi_arg): Removed.
424 (add_guard_exit_phis): Removed.
425 (insert_guard_phis): Removed.
426 (graphite_copy_stmts_from_block): Now also uses iv_map and a
427 region. Do not copy conditions. Do not copy induction variables.
428 Call rename_uses.
429 (copy_bb_and_scalar_dependences): Allocate a local rename_map for
430 the translated statement. Use the iv_map for the induction
431 variable renaming.
432 * sese.h (copy_bb_and_scalar_dependences): Update declaration.
433 (set_rename): Removed declaration.
434 (scev_analyzable_p): ...here.
435 * tree-chrec.c (chrec_apply_map): New.
436 * tree-chrec.h (chrec_apply_map): Declared.
437
e11d25e0
SP		 4382010-07-15 Sebastian Pop <sebastian.pop@amd.com>
439
440 * graphite-clast-to-gimple.c (translate_clast_for_loop): Do not call
441 insert_loop_close_phis.
442 * sese.c (name_defined_in_loop_p): Removed.
443 (expr_defined_in_loop_p): Removed.
444 (alive_after_loop): Removed.
445 (close_phi_not_yet_inserted_p): Removed.
446 (struct alep): Removed.
447 (add_loop_exit_phis): Removed.
448 (insert_loop_close_phis): Removed.
449
61298f69
AS		 4502010-07-15 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
451
e11d25e0
SP		 452 * graphite-cloog-util.c (cloog_matrix_to_ppl_constraint): Fix flipped
453 condition.
454 * graphite-poly.c (psct_scattering_dim_for_loop_depth): Same.
61298f69 455
7ff28cc2
SP		 4562010-07-07 Sebastian Pop <sebastian.pop@amd.com>
457
458 * gfortran.dg/graphite/id-20.f: New.
459
a9c2ba8f
AS		 4602010-07-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
461
462 * graphite-cloog-util.h: Added cloog.h.
463 * graphite-blocking.c: Removed cloog.h.
464 * graphite-dependences.c: Same.
465 * graphite-interchange.c: Same.
466 * graphite-poly.c: Same.
467 * graphite-ppl.c: Same.
468 * graphite-scop-detection.c: Same.
469 * graphite-sese-to-poly.c:
470 Removed cloog.h.
471 Removed graphite-clast-to-gimple.h.
472 (check_poly_representation): Removed (unused).
473 * graphite-sese-to-poly.h
474 (check_poly_representation): Removed (unused).
475
0647324a
AS		 4762010-07-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
477
478 * Makefile.in
479 (OBJS-common): Added graphite-cloog-util.o.
480 (graphite-clast-to-gimple.o): Added graphite-cloog-util.h.
481 (graphite-cloog-util.o): New.
482 (graphite-ppl.o): Added graphite-cloog-util.h.
483 * graphite-clast-to-gimple.c:
484 Added graphite-cloog-util.h to include statements.
485 * graphite-cloog-util.c: New.
486 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.c.
487 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
488 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
489 (new_C_Polyhedron_from_Cloog_Matrix): Same.
490 (ppl_Constrain_System_number_of_constraints): Same.
491 (new_Cloog_Matrix_from_ppl_Constraint_System): Same.
492 (oppose_constraint): Same.
493 (cloog_matrix_to_ppl_constraint): Same.
494 (new_Constraint_System_from_Cloog_Matrix): Same.
495 (insert_constraint_into_matrix): Same. Declared static.
496 * graphite-cloog-util.h: New.
497 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.h.
498 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
499 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
500 (new_C_Polyhedron_from_Cloog_Matrix): Same.
501 (insert_constraint_into_matrix): Same.
502 * graphite-ppl.c:
503 Added graphite-cloog-util.h to include statements.
504 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to graphite-cloog-util.c.
505 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
506 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
507 (new_C_Polyhedron_from_Cloog_Matrix): Same.
508 (insert_constraint_into_matrix): Same.
509 (ppl_Constrain_System_number_of_constraints): Same.
510 (new_Cloog_Matrix_from_ppl_Constraint_System): Same.
511 (oppose_constraint): Same.
512 (cloog_matrix_to_ppl_constraint): Same.
513 (new_Constraint_System_from_Cloog_Matrix): Same.
514 * graphite-ppl.h:
515 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to
516 graphite-cloog-util.h.
517 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
518 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
519 (new_C_Polyhedron_from_Cloog_Matrix): Same.
520 (insert_constraint_into_matrix): Removed.
521
589ac63c
AS		 5222010-07-04 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
523
524 * graphite-clast-to-gimple.c
525 (precision_for_value): Resolve value_* calls to matching mpz_* calls.
526 (precision_for_interval): Same.
527 (gcc_type_for_interval): Same.
528 (compute_type_for_level): Same.
529 * graphite-interchange.c
530 (lst_interchange_profitable_p): Same.
531 * graphite-poly.c
532 (psct_scattering_dim_for_loop_depth): Same.
533 * graphite-ppl.c
534 (ppl_max_for_le_pointset): Same.
535 (ppl_min_for_le_pointset): Same.
536
3e40cb77
VK		 5372010-06-25 Vladimir Kargov <kargov@gmail.com>
538
539 * refined-regions.c (bb_index_compare): New.
540 (get_bbs_in_region): New.
541 (print_bbs_in_region): New.
542 (print_refined_region): Add an argument that allows to print
543 all basic blocks contained in regions.
544 (debug_refined_region): Update call to print_refined_region.
545 * refined-regions.h (print_refined_region): Update declaration.
546 (get_bbs_in_region): Declared.
547 * graphite-scop-detection.c (build_scops_new): Print the refined
548 region tree into the Grahite dump file.
549
d3e7b889
SP		 5502010-06-24 Sebastian Pop <sebastian.pop@amd.com>
551
552 * graphite-sese-to-poly.c (rewrite_degenerate_phi): New.
553 (rewrite_reductions_out_of_ssa): Call it for degenerate_phi_result.
554
aedede66
SP		 5552010-06-24 Sebastian Pop <sebastian.pop@amd.com>
556
557 * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Call
558 rewrite_close_phi_out_of_ssa.
559
560 * gcc.dg/graphite/id-22.c: New.
561
f2c51113
SP		 5622010-06-24 Sebastian Pop <sebastian.pop@amd.com>
563
564 * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Remove dead code.
565
32e68db9
SP		 5662010-06-24 Sebastian Pop <sebastian.pop@amd.com>
567
568 * graphite-clast-to-gimple.c (build_iv_mapping): Rename map with
569 rename_map.
570 * sese.c (debug_rename_map): Same.
571 (get_rename): Same.
572 (set_rename): Same.
573 (rename_variables_in_stmt): Same.
574 (expand_scalar_variables_call): Same.
575 (expand_scalar_variables_ssa_name): Same.
576 (expand_scalar_variables_expr): Same.
577 (expand_scalar_variables_stmt): Same.
578 (expand_scalar_variables): Same.
579 (rename_variables): Same.
580 (graphite_copy_stmts_from_block): Same.
581 (copy_bb_and_scalar_dependences): Same.
582
8b164754
SP		 5832010-06-24 Sebastian Pop <sebastian.pop@amd.com>
584
585 * graphite-clast-to-gimple.c (copy_renames): Removed.
586 (translate_clast_for): Do not call copy_renames.
587 (translate_clast_guard): Same.
588
9773d730
SP		 5892010-06-23 Sebastian Pop <sebastian.pop@amd.com>
590
591 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Moved up.
592 (rewrite_cross_bb_phi_deps): Split out of rewrite_cross_bb_scalar_deps.
593 (rewrite_cross_bb_scalar_deps_out_of_ssa): Run rewrite_cross_bb_phi_deps
594 before rewrite_cross_bb_scalar_deps.
595
cc588970
SP		 5962010-06-23 Sebastian Pop <sebastian.pop@amd.com>
597
598 * graphite-sese-to-poly.c (rewrite_commutative_reductions_out_of_ssa):
599 Early return in when flag_associative_math is not set.
600
3d125479
SP		 6012010-06-23 Sebastian Pop <sebastian.pop@amd.com>
602
603 * gcc.dg/graphite/run-id-2.c: Call abort.
604
4aa9a167
SP		 6052010-06-23 Sebastian Pop <sebastian.pop@amd.com>
606
607 * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Always insert out
608 of SSA copies on edges except for loop->latch.
609
ee646fc6
SP		 6102010-06-23 Sebastian Pop <sebastian.pop@amd.com>
611
612 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps_out_of_ssa):
613 Split out of rewrite_reductions_out_of_ssa.
614 * graphite-sese-to-poly.h (rewrite_cross_bb_scalar_deps_out_of_ssa):
615 Declared.
616 * graphite.c (graphite_transform_loops): Call it.
617
6a7441f5
SP		 6182010-06-23 Sebastian Pop <sebastian.pop@amd.com>
619
620 * graphite.c (graphite_transform_loops): Add two more dbg_cnt calls.
621
d4332d00
SP		 6222010-06-15 Sebastian Pop <sebastian.pop@amd.com>
623
624 * passes.c (init_optimization_passes): Add pass_graphite.
625 Schedule a pass_copy_prop before pass_graphite_transforms.
626 * timevar.def (TV_GRAPHITE): Declared.
627 * tree-pass.h (pass_graphite): Declared.
628 * tree-ssa-loop.c (pass_graphite): New.
629
630 * gcc.dg/graphite/id-20.c: New.
631
14d0e129
SP		 6322010-06-12 Sebastian Pop <sebastian.pop@amd.com>
633
634 * graphite-clast-to-gimple.c (gloog): Do not pass scops in parameter.
635 Remove calls to rename_nb_iterations and rename_sese_parameters.
636 * graphite-clast-to-gimple.h (gloog): Update declaration.
637 * graphite.c (graphite_transform_loops): Update call to gloog.
638 * sese.c (rename_variables_in_expr): Removed.
639 (rename_nb_iterations): Removed.
640 (rename_sese_parameters): Removed.
641 * sese.h (rename_nb_iterations): Removed.
642 (rename_sese_parameters): Removed.
643
d1ba0721
SP		 6442010-06-12 Sebastian Pop <sebastian.pop@amd.com>
645
646 * graphite-clast-to-gimple.c (gloog): Remove call to
647 sese_adjust_liveout_phis.
648 * graphite-sese-to-poly.c (scev_analyzable_p): When scev returns an
649 SSA_NAME, allow it to be handled by rewrite_cross_bb_scalar_deps.
650 (rewrite_cross_bb_scalar_deps): Handle GIMPLE_PHI nodes: call
651 rewrite_phi_out_of_ssa.
652 * sese.c (get_vdef_before_sese): Removed.
653 (sese_adjust_vphi): Removed.
654 (sese_adjust_liveout_phis): Removed.
655 * sese.h (sese_adjust_liveout_phis): Removed.
656
5fed5769
SP		 6572010-06-12 Sebastian Pop <sebastian.pop@amd.com>
658
659 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Pass an extra
660 argument for the place after which to insert the out of SSA copy.
661 (rewrite_close_phi_out_of_ssa): Update calls to insert_out_of_ssa_copy.
662 (rewrite_phi_out_of_ssa): Same.
663 (rewrite_cross_bb_scalar_deps): Same.
664 (insert_copyout): Removed.
665 (insert_copyin): Removed.
666 (translate_scalar_reduction_to_array): Call insert_out_of_ssa_copy and
667 insert_out_of_ssa_copy_on_edge instead of insert_copyout and
668 insert_copyin.
669
3a7086cc
SP		 6702010-06-12 Sebastian Pop <sebastian.pop@amd.com>
671
672 * graphite-sese-to-poly.c (build_scop_bbs): Not static anymore.
673 (rewrite_reductions_out_of_ssa): Same.
674 (rewrite_commutative_reductions_out_of_ssa): Same.
675 (build_poly_scop): Do not call these functions.
676 * graphite-sese-to-poly.h (build_poly_scop): Declared.
677 (rewrite_reductions_out_of_ssa): Declared.
678 (rewrite_commutative_reductions_out_of_ssa): Declared.
679 * graphite.c (graphite_transform_loops): Call on every scop
680 rewrite_commutative_reductions_out_of_ssa before calling
681 rewrite_reductions_out_of_ssa and build_scop_bbs.
682
61ca46ce
SP		 6832010-06-12 Sebastian Pop <sebastian.pop@amd.com>
684
685 * graphite-dependences.c (dot_deps): Make system call to dotty run
686 in background.
687 (dot_deps_stmt): Same.
688 * graphite-poly.c (dot_lst): Same.
689
f5f50480
SP		 6902010-06-11 Sebastian Pop <sebastian.pop@amd.com>
691
692 * graphite-clast-to-gimple.c (gcc_type_for_interval): Do not pass
693 old_type in parameter.
694 (gcc_type_for_value): Update call to gcc_type_for_interval.
695 (compute_type_for_level_1): Renamed compute_type_for_level.
696 Update call to gcc_type_for_interval.
697
081970eb
SP		 6982010-06-09 Sebastian Pop <sebastian.pop@amd.com>
699
700 * tree-scalar-evolution.c (instantiate_scev_name): Do not fail
701 the scev analysis when the variable is not used outside the loop
702 in a close phi node: call compute_overall_effect_of_inner_loop.
703
bb17c851
SP		 7042010-06-09 Sebastian Pop <sebastian.pop@amd.com>
705
706 * graphite-sese-to-poly.c (single_pred_cond): Renamed
707 single_pred_cond_non_loop_exit. Return NULL for loop exit edges.
708 (build_sese_conditions_before): Renamed call to single_pred_cond.
709 (build_sese_conditions_after): Same.
710
86e40af7
SP		 7112010-06-09 Sebastian Pop <sebastian.pop@amd.com>
712
713 * graphite-poly.h: Fix comments and indentation.
714 * graphite-sese-to-poly.c: Same.
715 (build_sese_conditions_before): Compute stmt and gbb only when needed.
716 * tree-chrec.c: Fix comments and indentation.
717 (tree-ssa-loop-niter.c): Same.
718
5599dea7
TG		 7192010-06-08 Tobias Grosser <grosser@fim.uni-passau.de>
720
721 * refined-regions.c (create_region): Only initialize the region.
722 (find_regions_with_entry): Initialize parent relation and bbmap
723 correctly.
724 (build_regions_tree): Set outermost_region to region instead of
725 topmost_region.
726 (calculate_region_tree): Remove unneeded parameters.
727
2a6909ec
TG		 7282010-06-02 Tobias Grosser <grosser@fim.uni-passau.de>
729
730 * graphite-scop-detection.c (is_scop_p): New.
731 (build_scops_new): New. A skeleton for the new scop detection.
732 (build_scops_old): Renamed from build_scops.
733 (build_scops): New version. Call the new and the old scop
734 detection.
735
25c57e83
TG		 7362010-05-27 Tobias Grosser <grosser@fim.uni-passau.de>
737 Antoniu Pop <antoniu.pop@gmail.com>
738
739 * Makefile.in (OBJS-common): Add refined-regions.o.
740 (refined-regions.o): New.
741 (graphite-scop-detection.o): Use refined-regions.h.
742 * graphite-scop-detection.c: Include refined-regions.h
743 (build_scops): Also build the refined region tree.
744 * refined-regions.c: New. Adds an algorithm to detect refined
745 regions.
746 (print_refined_region): New.
747 (debug_refined_region): New.
748 (refined_region_contains_bb_p): New.
749 (refined_region_contains_region_p): New.
750 (is_common_df): New.
751 (struct find_regions_global_data): New.
752 (is_region): New.
753 (typedef struct bb_bb_def): New.
754 (new_bb_bb_def): New.
755 (bb_bb_map_hash): New.
756 (eq_bb_bb_map): New.
757 (find_new_bb): New.
758 (bb_reg_def): New.
759 (new_bb_reg_def): New.
760 (bb_reg_map_hash): New.
761 (eq_bb_reg_map): New.
762 (find_new_region): New.
763 (insert_new_reg): New.
764 (insert_new_bb): New.
765 (insert_shortcut): New.
766 (get_next_postdom): New.
767 (create_region): New.
768 (find_regions_with_entry): New.
769 (find_regions_adc): New.
770 (find_regions): New.
771 (get_topmost_parent): New.
772 (build_regions_tree): New.
773 (calculate_region_tree): New.
774 (free_region_tree): New.
775 * refined-regions.h: New.
776 (struct refined_region): New.
777 (calculate_region_tree): New.
778 (free_region_tree): New.
779 (refined_region_contains_bb_p): New.
780 (refined_region_contains_region_p): New.
781 (print_refined_region): New.
782 (debug_refined_region): New.
783
8c131b3b
SP		 7842010-05-26 Sebastian Pop <sebastian.pop@amd.com>
785
786 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
787 size_one_node.
788
d91949fa
SP		 7892010-05-07 Sebastian Pop <sebastian.pop@amd.com>
790
791 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Fix
792 type of integer_one_node for fold_build of POINTER_PLUS_EXPR.
793
159e4616
SP		 7942010-05-07 Sebastian Pop <sebastian.pop@amd.com>
795
796 * graphite-sese-to-poly.c (loop_entry_phi_arg): Renamed
797 phi_arg_in_outermost_loop.
798 (remove_simple_copy_phi): Call phi_arg_in_outermost_loop.
799 (remove_invariant_phi): Same.
800
e262fdda
AS		 8012010-04-12 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
802
803 * graphite-blocking.c
804 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
805 * graphite-clast-to-gimple.c
806 (clast_to_gcc_expression): Same.
807 (precision_for_value): Same.
808 (precision_for_interval): Same.
809 (gcc_type_for_interval): Same.
810 (graphite_create_new_guard): Same.
811 (compute_bounds_for_level): Same.
812 (graphite_create_new_loop_guard): Same.
813 * graphite-interchange.c
814 (build_linearized_memory_access): Same.
815 (pdr_stride_in_loop): Same.
816 (memory_strides_in_loop_1): Same.
817 (memory_strides_in_loop): Same.
818 (extend_scattering): Same.
819 (psct_scattering_dim_for_loop_depth): Same.
820 (pbb_number_of_iterations): Same.
821 * graphite-poly.h
822 (debug_iteration_domains): Same.
823 * graphite-ppl.c
824 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
825 (ppl_set_inhomogeneous_gmp): Same.
826 (ppl_strip_loop): Same.
827 (ppl_lexico_compare_linear_expressions): Same.
828 (ppl_read_polyhedron_matrix): Same.
829 (ppl_max_for_le_pointset): Same.
830 * graphite-ppl.h
831 (ppl_read_polyhedron_matrix): Same.
832 (tree_int_to_gmp): Same.
833 (gmp_cst_to_tree): Same.
834 (ppl_set_inhomogeneous): Same.
835 (ppl_set_inhomogeneous_tree): Same.
836 (ppl_set_coef): Same.
837 (ppl_set_coef_tree): Same.
838 * graphite-sese-to-poly.c
839 (build_pbb_scattering_polyhedrons): Same.
840 (build_scop_scattering): Same.
841 (scan_tree_for_params_right_scev): Same.
842 (scan_tree_for_params): Same.
843 (find_params_in_bb): Same.
844 (find_scop_parameters): Same.
845 (add_upper_bounds_from_estimated_nit): Same.
846 (build_loop_iteration_domains): Same.
847 (add_condition_to_domain): Same.
848 (pdr_add_memory_accesses): Same.
849
a0bb35c7
AS		 8502010-04-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
851
aa91c4cc 852 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
a0bb35c7
AS		 853 CLooG's value_* macros to their respective mpz_* counterparts.
854 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
855 (graphite_create_new_loop_guard): Same.
856 * graphite-interchange.c (build_linearized_memory_access): Same.
857 (pdr_stride_in_loop): Same.
858 (memory_strides_in_loop_1): Same.
859 (1st_interchange_profitable_p): Same.
860 * graphite-poly.c (extend_scattering): Same.
861 (psct_scattering_dim_for_loop_depth): Same.
862 (pbb_number_of_iterations): Same.
863 (pbb_number_of_iterations_at_time): Same.
864 * graphite-poly.h (new_1st_loop): Same.
865 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
866 (oppose_constraint): Same.
867 (insert_constraint_into_matrix): Same.
868 (ppl_set_inhomogeneous_gmp): Same.
869 (ppl_set_coef_gmp): Same.
870 (ppl_strip_loop): Same.
871 (ppl_lexico_compare_linear_expressions): Same.
872 (ppl_max_for_le_pointset): Same.
873 (ppl_min_for_le_pointset): Same.
874 (ppl_build_realtion): Same.
875 * graphite-ppl.h (gmp_cst_to_tree): Same.
876 (ppl_set_inhomogeneous): Same.
877 (ppl_set_inhomogeneous_tree): Same.
878 (ppl_set_coef): Same.
879 (ppl_set_coef_tree): Same.
880 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
881 (build_scop_scattering): Same.
882 (add_value_to_dim): Same.
883 (scan_tree_for_params_right_scev): Same.
884 (scan_tree_for_params_int): Same.
885 (scan_tree_for_params): Same.
886 (find_params_in_bb): Same.
887 (find_scop_parameters): Same.
888 (add_upper_bounds_from_estimated_nit): Same.
889 (build_loop_iteration_domains): Same.
890 (create_linear_expr_from_tree): Same.
891 (add_condition_to_domain): Same.
892 (pdr_add_memory_accesses): Same.
893
b8132a7d
SP		 8942010-04-05 Sebastian Pop <sebastian.pop@amd.com>
895
896 PR middle-end/43519
897 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
898 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
899 When converting an unsigned type to signed, double its precision.
900 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
901 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
902 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
903
9042010-04-05 Sebastian Pop <sebastian.pop@amd.com>
905
906 PR middle-end/43519
907 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
908 build_nonstandard_integer_type.
909 (gcc_type_for_interval): Same.
910
9112010-04-05 Sebastian Pop <sebastian.pop@amd.com>
dbe0d652
SP		 912
913 PR middle-end/43519
914 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
915 POINTER_PLUS_EXPR for pointer types.
916
917 * gcc.dg/graphite/id-19.c: New.
918
bd32f344
SP		 9192010-04-04 Sebastian Pop <sebastian.pop@amd.com>
920
921 PR middle-end/43519
922 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
923 * graphite-clast-to-gimple.c: Include langhooks.h.
924 (max_signed_precision_type): New.
925 (max_precision_type): Takes two types as arguments.
926 (precision_for_value): New.
927 (precision_for_interval): New.
928 (gcc_type_for_interval): New.
929 (gcc_type_for_value): New.
930 (gcc_type_for_clast_term): New.
931 (gcc_type_for_clast_red): New.
932 (gcc_type_for_clast_bin): New.
933 (gcc_type_for_clast_expr): Split up into several functions.
934 (gcc_type_for_clast_eq): Rewritten.
935 (compute_bounds_for_level): New.
936 (compute_type_for_level_1): New.
937 (compute_type_for_level): New.
938 (gcc_type_for_cloog_iv): Removed.
939 (gcc_type_for_iv_of_clast_loop): Rewritten.
940 (graphite_create_new_loop): Compute the lower and upper bound types
941 with gcc_type_for_clast_expr.
942 (graphite_create_new_loop_guard): Same.
943 (find_cloog_iv_in_expr): Removed.
944 (compute_cloog_iv_types_1): Removed.
945 (compute_cloog_iv_types): Removed.
946 (gloog): Do not call compute_cloog_iv_types.
947 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
948 GBB_CLOOG_IV_TYPES.
949 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
950 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
951 (GBB_CLOOG_IV_TYPES): Removed.
952
953 * gcc.dg/graphite/run-id-pr42644.c: Call abort.
954
79d03cf8
SP		 9552010-04-02 Sebastian Pop <sebastian.pop@amd.com>
956
957 Reverted this commit: as at this point the loop closed SSA form
958 is under a canonical form respecting the single argument condition.
959 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Loop
960 close phi nodes may have more than one argument.
961
9622010-04-01 Sebastian Pop <sebastian.pop@amd.com>
963
964 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
965 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
966 (detect_commutative_reduction): Same.
967
9682010-03-31 Sebastian Pop <sebastian.pop@amd.com>
969
970 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Loop
971 close phi nodes may have more than one argument.
972
3cbf7085
RG		 9732010-03-30 Richard Guenther <rguenther@suse.de>
974 Zdenek Dvorak <ook@ucw.cz>
975 Sebastian Pop <sebastian.pop@amd.com>
976
977 PR middle-end/43464
978 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
979 with multiple arguments.
980 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
981
40bf935e
SP		 9822010-03-23 Sebastian Pop <sebastian.pop@amd.com>
983
984 * graphite-dependences.c (print_pddr): Call print_pdr with an
985 extra argument.
986 * graphite-poly.c (debug_pdr): Add an extra argument for the
987 verbosity level.
988 (print_pdr): Same.
989 (print_pbb_domain): Same.
990 (print_pbb): Same.
991 (print_scop_context): Same.
992 (print_scop): Same.
993 (print_cloog): Same.
994 (debug_pbb_domain): Same.
995 (debug_pbb): Same.
996 (print_pdrs): Same.
997 (debug_pdrs): Same.
998 (debug_scop_context): Same.
999 (debug_scop): Same.
1000 (debug_cloog): Same.
1001 (print_scop_params): Same.
1002 (debug_scop_params): Same.
1003 (print_iteration_domain): Same.
1004 (print_iteration_domains): Same.
1005 (debug_iteration_domain): Same.
1006 (debug_iteration_domains): Same.
1007 (print_scattering_function): Same.
1008 (print_scattering_functions): Same.
1009 (debug_scattering_function): Same.
1010 (debug_scattering_functions): Same.
1011 * graphite-poly.h (debug_pdr): Update declaration.
1012 (print_pdr): Same.
1013 (print_pbb_domain): Same.
1014 (print_pbb): Same.
1015 (print_scop_context): Same.
1016 (print_scop): Same.
1017 (print_cloog): Same.
1018 (debug_pbb_domain): Same.
1019 (debug_pbb): Same.
1020 (print_pdrs): Same.
1021 (debug_pdrs): Same.
1022 (debug_scop_context): Same.
1023 (debug_scop): Same.
1024 (debug_cloog): Same.
1025 (print_scop_params): Same.
1026 (debug_scop_params): Same.
1027 (print_iteration_domain): Same.
1028 (print_iteration_domains): Same.
1029 (debug_iteration_domain): Same.
1030 (debug_iteration_domains): Same.
1031 (print_scattering_function): Same.
1032 (print_scattering_functions): Same.
1033 (debug_scattering_function): Same.
1034 (debug_scattering_functions): Same.
1035
730a9846
SP		 10362010-03-23 Sebastian Pop <sebastian.pop@amd.com>
1037
1038 * graphite-poly.c (print_scattering_function_1): New.
1039 (print_scattering_function): Call it.
1040 (print_scop_params): Remove spaces at the end of lines.
1041 (print_cloog): New.
1042 (debug_cloog): New.
1043 * graphite-poly.h (print_cloog): Declared.
1044 (debug_cloog): Declared.
1045
9c0c34c2
SP		 10462010-03-23 Sebastian Pop <sebastian.pop@amd.com>
1047
1048 * tree-ssa-copy.c: Revert this previous change:
1049 (init_copy_prop): Loop closed phi nodes cancontain more than one
1050 argument.
1051 (execute_copy_prop): Revert the previous change: do not call
1052 rewrite_into_loop_closed_ssa.
1053
10542010-03-21 Sebastian Pop <sebastian.pop@amd.com>
1055 Richard Guenther <rguenther@suse.de>
1056
1057 PR middle-end/43464
1058 * tree-ssa-copy.c (init_copy_prop): Loop closed phi nodes can
1059 contain more than one argument.
1060 (execute_copy_prop): Revert the previous change: do not call
1061 rewrite_into_loop_closed_ssa.
1062
1063 * gcc.dg/graphite/id-pr43464.c: Remove compile warning.
1064 * gcc.dg/graphite/id-pr43464-1.c: New.
1065
10662010-03-21 Sebastian Pop <sebastian.pop@amd.com>
1067
1068 PR middle-end/43464
1069 * tree-ssa-copy.c (execute_copy_prop): Call rewrite_into_loop_closed_ssa
1070 and verify_loop_closed_ssa when copy prop is executed in the LNO.
1071
1072 * gcc.dg/graphite/id-pr43464.c: New.
1073
c80a5403
SP		 10742010-03-16 Sebastian Pop <sebastian.pop@amd.com>
1075
1076 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1077 in loop->header.
1078 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1079 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1080 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1081 to switch between adding the IV bump in loop->latch or in loop->header.
1082
caaf41d0
SP		 10832010-03-16 Sebastian Pop <sebastian.pop@amd.com>
1084
1085 * passes.c (init_optimization_passes): Add pass_copy_prop
1086 after Graphite.
1087
03922af3
SP		 10882010-03-16 Sebastian Pop <sebastian.pop@amd.com>
1089
1090 * graphite-poly.c (print_scattering_function): Pretty print following
1091 the scoplib format.
1092 (print_pdr): Same.
1093 (print_pbb_domain): Same.
1094 (dump_gbb_cases): Same.
1095 (dump_gbb_conditions): Same.
1096 (print_pdrs): Same.
1097 (print_pbb): Same.
1098 (print_scop_params): Same.
1099 (print_scop_context): Same.
1100 (print_scop): Same.
1101 (print_pbb_body): New.
1102 (lst_indent_to): New.
1103 (print_lst): Start new lines with a #.
1104 * graphite-poly.h (pbb_bb): New.
1105 (pbb_index): Use pbb_bb.
1106 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1107 disjuncts.
1108 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1109
7da9e6ed
SP		 11102010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1111
1112 PR middle-end/43351
1113 * gcc.dg/graphite/id-pr43351.c
1114
6492b694
SP		 11152010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1116
1117 PR middle-end/43354
1118 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1119 call insert_out_of_ssa_copy for default definitions.
1120 * gfortran.dg/graphite/id-pr43354.f: New.
1121
11222010-03-13 Sebastian Pop <sebastian.pop@amd.com>
113081e4
SP		 1123
1124 PR middle-end/43349
1125 * gfortran.dg/graphite/pr43349.f: New.
1126
248081bc
SP		 11272010-03-11 Sebastian Pop <sebastian.pop@amd.com>
1128
1129 * graphite-clast-to-gimple.c (my_long_long): Defined.
1130 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1131 * graphite-sese-to-poly.c (my_long_long): Defined.
1132 (scop_ivs_can_be_represented): Use it.
1133
d97c90ae
SP		 11342010-03-10 Sebastian Pop <sebastian.pop@amd.com>
1135
1136 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1137 graphite-max-bbs-per-function, and loop-block-tile-size.
1138 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1139 with "maximum".
1140 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1141
a5a59b11
SP		 11422010-03-10 Sebastian Pop <sebastian.pop@amd.com>
1143
1144 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1145 forward declaration.
1146 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1147 (add_upper_bounds_from_estimated_nit): New.
1148 (build_loop_iteration_domains): Use it.
1149
9d198913
SP		 11502010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1151
1152 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1153
1f380314
SP		 11542010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1155
1156 PR middle-end/43306
1157 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1158 should be an INTEGER_CST. Also handle CASE_CONVERT.
1159 * gcc.dg/graphite/pr43306.c: New.
1160
b6bb0094
SP		 11612010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1162
1163 * graphite.c (graphite_initialize): To bound the number of bbs per
1164 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1165 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1166 * doc/invoke.texi: Document it.
1167
e84aaa33
SP		 11682010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1169
1170 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1171 * graphite-sese-to-poly.h (build_poly_scop): Same.
1172
4e7dd376
SP		 11732010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1174
1175 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1176 the number of parameters in the scop. Use as an upper bound
1177 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1178 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1179 * doc/invoke.texi: Document it.
1180
697f511d
SP		 11812010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1182
1183 * graphite-sese-to-poly.c (add_param_constraints): Use
1184 lower_bound_in_type and upper_bound_in_type.
1185
456cc718
SP		 11862010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1187
1188 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1189 instead of unsigned_type_node.
1190
3640d64c
SP		 11912010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1192 Reza Yazdani <reza.yazdani@amd.com>
1193
1194 PR middle-end/43065
1195 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1196 on pointer type parameters.
1197
1198 * gcc.dg/graphite/run-id-4.c: New.
1199
12002010-03-05 Sebastian Pop <sebastian.pop@amd.com>
b75d95c9
SP		 1201
1202 PR middle-end/43065
1203 * gcc.dg/graphite/run-id-3.c: New.
1204
73102986
TG		 12052010-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
1206 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1207
1208 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1209 handle conversions from pointer to integers.
1210 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1211 induction variable, to be able to work with code generated by CLooG.
1212 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1213 (build_poly_scop): Bail out if we cannot codegen a loop.
1214
e3f81db1
TG		 12152010-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
1216
1217 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1218 code generation with gloog_error.
1219
c7631a71
SP		 12202010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1221
1222 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1223 Call fold_convert on all the returned values.
1224 (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
1225 the type of the resulting expression.
1226
b0602cc8
SP		 12272010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1228
1229 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1230 ppl_min_for_le_pointset. Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1231 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1232
b188bb7c
SP		 12332010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1234
1235 * graphite-dependences.c (map_into_dep_poly): Removed.
1236 (dependence_polyhedron_1): Use combine_context_id_scat.
1237
aa52513e
SP		 12382010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1239
1240 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1241 (struct poly_bb): Same.
1242 (combine_context_id_scat): New.
1243
392c0ce1
SP		 12442010-03-02 Sebastian Pop <sebastian.pop@amd.com>
1245
1246 PR middle-end/42326
1247 * sese.c (name_defined_in_loop_p): Return false for default
1248 definitions.
1249
1250 * gcc.dg/graphite/pr42326.c: New.
1251
bd7742f8
SP		 12522010-02-23 Sebastian Pop <sebastian.pop@amd.com>
1253
1254 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1255 and clean up the logic.
1256
733ff09d
SP		 12572010-02-23 Sebastian Pop <sebastian.pop@amd.com>
1258
1259 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1260 early return.
1261
4caa8e21
SP		 12622010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1263
1264 PR middle-end/43083
1265 * graphite-scop-detection.c (create_single_exit_edge): Move
1266 the call to find_single_exit_edge to....
1267 (create_sese_edges): ...here. Don't handle multiple edges
1268 exiting the function.
1269 (build_graphite_scops): Don't handle multiple edges
1270 exiting the function.
1271
1272 * gcc.dg/graphite/pr43083.c: New.
1273
c3382979
SP		 12742010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1275
b8df8b8b 1276 PR middle-end/43097
c3382979
SP		 1277 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1278 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1279
1280 * gfortran.dg/graphite/pr43097.f: New.
1281
13cd10a2
SP		 12822010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1283 Manuel López-Ibáñez <manu@gcc.gnu.org>
1284
1285 PR middle-end/43140
1286 * g++.dg/graphite/pr41305.C: Add -Wno-conversion-null.
1287
12882010-02-22 Sebastian Pop <sebastian.pop@amd.com>
143b72a9
SP		 1289
1290 PR middle-end/43026
1291 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1292
1293 * g++.dg/graphite/pr43026.C: New.
1294
4e722673
SP		 12952010-02-13 Tobias Grosser <grosser@fim.uni-passau.de>
1296
1297 * Merge from mainline (154736:156693).
1298
c2814aab
SP		 12992010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1300
1301 PR middle-end/43012
1302 * gcc.dg/graphite/pr43012.c: New.
be1c3b28 1303
c2814aab 13042010-02-10 Sebastian Pop <sebastian.pop@amd.com>
be1c3b28 1305
c2814aab 1306 * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
be1c3b28
SP		 13072010-02-10 Sebastian Pop <sebastian.pop@amd.com>
1308
1309 * g++.dg/graphite/pr42930.C: New.
1310
141ecc24 13112010-02-10 Sebastian Pop <sebastian.pop@amd.com>
c4c4983e
SP		 1312
1313 PR middle-end/42930
1314 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1315 graphite_can_represent_init for MULT_EXPR.
1316
141ecc24 13172010-02-10 Sebastian Pop <sebastian.pop@amd.com>
a4681954
SP		 1318
1319 PR middle-end/42914
1320 PR middle-end/42530
1321 * graphite-sese-to-poly.c (remove_phi): New.
1322 (translate_scalar_reduction_to_array): Call remove_phi.
1323
1324 * gcc.dg/graphite/pr42530.c: New.
1325 * gcc.dg/graphite/pr42914.c: New.
1326
141ecc24 13272010-02-10 Sebastian Pop <sebastian.pop@amd.com>
a1954f72
SP		 1328
1329 PR middle-end/42771
1330 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1331 * graphite-clast-to-gimple.h (gloog): Update declaration.
1332 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1333 * graphite-poly.h (struct poly_bb): Add missing comments.
1334 (struct scop): Add poly_scop_p field.
1335 (POLY_SCOP_P): New.
1336 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1337 * graphite.c (graphite_transform_loops): Build the polyhedral
1338 representation for each scop before code generation.
1339 * sese.c (rename_variables_in_operand): Removed.
1340 (rename_variables_in_expr): Return the renamed expression.
1341 (rename_sese_parameters): New.
1342 * sese.h (rename_sese_parameters): Declared.
1343
1344 * gcc.dg/graphite/pr42771.c: New.
1345
0be957dc
SP		 13462010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1347
1348 * gcc.dg/graphite/block-0.c: Call abort for runtime test. Always
1349 return 0 from main.
1350 * gcc.dg/graphite/block-1.c: Same.
1351 * gcc.dg/graphite/block-3.c: Same.
1352 * gcc.dg/graphite/block-4.c: Same.
1353 * gcc.dg/graphite/block-5.c: Same.
1354 * gcc.dg/graphite/block-6.c: Same.
1355 * gcc.dg/graphite/block-7.c: Same.
1356 * gcc.dg/graphite/interchange-0.c: Same.
1357 * gcc.dg/graphite/interchange-1.c: Same.
1358 * gcc.dg/graphite/interchange-10.c: Same.
1359 * gcc.dg/graphite/interchange-11.c: Same.
1360 * gcc.dg/graphite/interchange-12.c: Same.
1361 * gcc.dg/graphite/interchange-2.c: Same.
1362 * gcc.dg/graphite/interchange-3.c: Same.
1363 * gcc.dg/graphite/interchange-4.c: Same.
1364 * gcc.dg/graphite/interchange-5.c: Same.
1365 * gcc.dg/graphite/interchange-6.c: Same.
1366 * gcc.dg/graphite/interchange-7.c: Same.
1367 * gcc.dg/graphite/interchange-8.c: Same.
1368 * gcc.dg/graphite/interchange-9.c: Same.
1369 * gcc.dg/graphite/interchange-mvt.c: Same.
1370
4d48441c
SP		 13712010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1372
1373 * gfortran.dg/graphite/id-19.f: New.
1374 * gfortran.dg/graphite/pr14741.f90: New.
1375 * gfortran.dg/graphite/pr41924.f90: New.
1376 * gfortran.dg/graphite/run-id-2.f90: New.
1377
8d2220b2
SP		 13782010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1379
1380 PR middle-end/42988
1381 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1382 to unknown_dependence.
1383 (graphite_legal_transform_dr): Handle the unknown_dependence.
1384 (graphite_carried_dependence_level_k): Same.
1385
45489e99
SP		 13862010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1387
1388 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1389
28f9f145
SP		 13902010-02-05 Sebastian Pop <sebastian.pop@amd.com>
1391 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1392
1393 PR middle-end/42637
1394 * graphite-dependences.c (build_lexicographical_constraint): Return
1395 a union of dependence polyhedra.
1396 (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
1397
45489e99
SP		 1398 * gcc.dg/graphite/block-0.c: Enable runtime check. XFAILed.
1399 * gcc.dg/graphite/block-4.c: Same.
1400 * gcc.dg/graphite/block-7.c: Same.
1401 * gcc.dg/graphite/interchange-12.c: Same.
1402 * gcc.dg/graphite/interchange-mvt.c: Same.
1403 * gfortran.dg/graphite/interchange-1.f: XFAILed.
1404 * gfortran.dg/graphite/interchange-3.f90: XFAILed.
1405 * gfortran.dg/graphite/run-id-1.f: New testcase for PR42637.
28f9f145 1406
4d0bf08b
SP		 14072010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1408
45489e99 1409 * gcc.dg/graphite/interchange-12.c: Return 0 to avoid
4d0bf08b
SP		 1410 the execution check to FAIL. This testcase is miscompiled by Graphite
1411 and the check should be re-enabled.
45489e99
SP		 1412 * gcc.dg/graphite/interchange-mvt.c: Same.
1413 * gcc.dg/graphite/block-0.c: Same.
1414 * gcc.dg/graphite/block-4.c: Same.
1415 * gcc.dg/graphite/block-7.c: Same.
4d0bf08b 1416
54cf8879
SP		 14172010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1418
45489e99
SP		 1419 * gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.
1420 * gcc.dg/graphite/scop-0.c: Fix spaces.
1421 * gfortran.dg/graphite/block-1.f90: Rewrite expected output.
1422 * gfortran.dg/graphite/block-2.f: Same.
1423 * gfortran.dg/graphite/block-3.f90: Same.
1424 * gfortran.dg/graphite/block-4.f90: Same.
1425 * gfortran.dg/graphite/interchange-1.f: Un-XFAILed.
1426 * gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.
54cf8879 1427
b5eb099f
SP		 14282010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1429
1430 * graphite-dependences.c (new_poly_ddr): Initialize PDDR_KIND and
1431 PDDR_ORIGINAL_SCATTERING_P.
1432 (pddr_is_empty): Rewritten.
1433 (print_dependence_polyhedron_layout): New.
1434 (print_pddr): New.
1435 (debug_pddr): New.
1436 (build_alias_set_powerset): Moved up.
1437 (poly_drs_may_alias_p): Moved up.
1438 (lexicographically_gt_p): Removed.
1439 (build_lexicographically_gt_constraint): Renamed
1440 build_lexicographical_constraint, reimplemented.
1441 (dependence_polyhedron_1): Simplified parameters.
1442 (dependence_polyhedron): Same. Keep along empty PDDRs
1443 to make efficient use of the cache.
1444 (reduction_dr_p): Compute the PBBs don't pass them as parameters.
1445 (graphite_legal_transform_dr): Rewritten.
1446 (graphite_legal_transform_bb): Pass fewer arguments to
1447 graphite_legal_transform_dr.
1448 (graphite_carried_dependence_level_k): Simplified implementation.
1449 (dot_original_deps_stmt_1): Call dependence_polyhedron.
1450 (dot_transformed_deps_stmt_1): Same.
1451 (dot_original_deps): Same.
1452 (dot_transformed_deps): Same.
1453 * graphite-dependences.h (struct poly_ddr): Added a new field
1454 original_scattering_p.
1455 (PDDR_ORIGINAL_SCATTERING_P): New.
1456 (print_pddr): Declared.
1457 (debug_pddr): Declared.
1458 * graphite-ppl.c: Clarify comment.
1459 * sese.h (print_gimple_bb): Removed unused declaration.
1460 (debug_gbb): Same.
1461
64630e61
SP		 14622010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1463
45489e99
SP		 1464 * g++.dg/graphite/graphite.exp: Rewritten.
1465 * gcc.dg/graphite/graphite.exp: Rewritten.
1466 * gfortran.dg/graphite/graphite.exp: Rewritten.
1467 * gcc.dg/graphite/block-0.c: Added runtime test.
1468 * gcc.dg/graphite/block-1.c: Same.
1469 * gcc.dg/graphite/block-3.c: Same.
1470 * gcc.dg/graphite/block-4.c: Same.
1471 * gcc.dg/graphite/block-5.c: Same.
1472 * gcc.dg/graphite/block-6.c: Same.
1473 * gcc.dg/graphite/block-7.c: Same.
1474 * gcc.dg/graphite/interchange-0.c: Same.
1475 * gcc.dg/graphite/interchange-1.c: Same.
1476 * gcc.dg/graphite/interchange-10.c: Same.
1477 * gcc.dg/graphite/interchange-11.c: Same.
1478 * gcc.dg/graphite/interchange-12.c: Same.
1479 * gcc.dg/graphite/interchange-2.c: Same.
1480 * gcc.dg/graphite/interchange-3.c: Same.
1481 * gcc.dg/graphite/interchange-4.c: Same.
1482 * gcc.dg/graphite/interchange-5.c: Same.
1483 * gcc.dg/graphite/interchange-6.c: Same.
1484 * gcc.dg/graphite/interchange-7.c: Same.
1485 * gcc.dg/graphite/interchange-8.c: Same.
1486 * gcc.dg/graphite/interchange-9.c: Same.
1487 * gcc.dg/graphite/interchange-mvt.c: Same.
1488 * gcc.dg/graphite/run-id-2.c: Remove useless dg-do run.
64630e61 1489
4c8f3c48
RU		 14902010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1491
1492 * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
1493 background.
1494
14952010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1496
1497 * common.opt: Add -fgraphite-cloog-opts.
1498 * graphite-clast-to-gimple.c (set_cloog_options): Same.
1499 * opts.c (decode_options): Same.
1500
86e4d552
SP		 15012010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1502
45489e99
SP		 1503 * gcc.dg/graphite/id-17.c: New.
1504 * gcc.dg/graphite/pr41888.c: New.
1505 * gcc.dg/graphite/scop-22.c: New.
1506 * gfortran.dg/graphite/pr40982.f90: New.
86e4d552 1507
3070ac15
SP		 15082010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1509
1510 * graphite-dependences.c: Clarify comments.
1511 (build_pddr): Add an extra parameter direction.
1512 (graphite_legal_transform_dr): Use build_pddr.
1513 (dot_original_deps_stmt_1): Update use of build_pddr.
1514 (dot_transformed_deps_stmt_1): Same.
1515 (dot_original_deps): Same.
1516 (dot_transformed_deps): Same.
1517
45489e99
SP		 1518 * gcc.dg/graphite/interchange-12.c: New.
1519 * gcc.dg/graphite/block-7.c: New.
3070ac15 1520
a7ed6c90
SP		 15212010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1522
1523 * graphite-dependences.c (pddr_original_scattering): Renamed build_pddr.
1524 (pddr_transformed_scattering): Removed.
1525 (graphite_legal_transform_dr): Use build_pddr.
1526 (dot_original_deps_stmt_1): Same.
1527 (dot_transformed_deps_stmt_1): Same.
1528 (dot_original_deps): Same.
1529 (dot_transformed_deps): Same.
1530
e65a7579
SP		 15312010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1532
1533 * graphite-dependences.c (lexicographically_gt_p): Add comments.
1534 (build_lexicographically_gt_constraint): Same.
1535 (dependence_polyhedron_1): Same.
1536 (dependence_polyhedron): Same.
1537
7cbd4c5e
SP		 15382010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1539
1540 * graphite-dependences.c (build_pairwise_scheduling_equality): Removed.
1541 (build_pairwise_scheduling_inequality): Renamed build_pairwise_scheduling.
1542 (lexicographically_gt_p): Change type of direction to int.
1543 (build_lexicographically_gt_constraint): Same.
1544 (dependence_polyhedron_1): Same.
1545 (dependence_polyhedron): Same.
1546 (pddr_original_scattering): Use integers for direction.
1547 (pddr_transformed_scattering): Same.
1548 (graphite_legal_transform_dr): Same.
1549 (graphite_carried_dependence_level_k): Same.
1550
429ba740
SP		 15512010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1552
1553 * graphite-dependences.c (build_pairwise_constraint): Renamed
1554 ppl_build_relation. Moved...
1555 (dr_equality_constraints): Use ppl_build_relation.
1556 (build_pairwise_scheduling_equality): Same.
1557 (build_pairwise_scheduling_inequality): Same.
1558 * graphite-ppl.c (ppl_build_relation): ...here.
1559 * graphite-ppl.h (ppl_build_relation): Declared.
1560
3c7c0158
SP		 15612010-01-14 Sebastian Pop <sebastian.pop@amd.com>
1562
1563 PR middle-end/42681
1564 * graphite-clast-to-gimple.c (gloog_error): New static variable.
1565 (clast_to_gcc_expression): Do not build MULT_EXPR of POINTER_TYPE_P.
1566 Set gloog_error when such an expression failed to be built.
1567 (translate_clast): Early return when gloog_error is set.
1568 (gloog): Clear gloog_error. When gloog_error is set, call
1569 set_ifsese_condition to enable the original code. Return the status
1570 of the code generation based on gloog_error.
1571 * sese.c (set_ifsese_condition): New.
1572 * sese.h (set_ifsese_condition): Declared.
1573
45489e99 1574 * g++.dg/graphite/pr42681.C: New.
3c7c0158 1575
a7bf45de
SP		 15762010-01-14 Sebastian Pop <sebastian.pop@amd.com>
1577
1578 PR middle-end/42732
1579 * graphite-clast-to-gimple.c (gloog): Call scev_reset_htab and
1580 rename_nb_iterations.
1581 * sese.c (rename_variables_in_operand): New.
1582 (rename_variables_in_expr): New.
1583 (rename_nb_iterations): New.
1584 (sese_adjust_liveout_phis): Update the rename_map.
1585 * sese.h (rename_nb_iterations): Declared.
1586 * tree-scalar-evolution.c (scev_reset_htab): New.
1587 (scev_reset): Call scev_reset_htab.
1588 * tree-scalar-evolution.h (scev_reset_htab): Declared.
1589
45489e99 1590 * gfortran.dg/graphite/pr42732.f: New.
a7bf45de 1591
e1496917
SP		 15922010-01-08 Sebastian Pop <sebastian.pop@amd.com>
1593
1594 PR middle-end/42393
1595 * graphite-clast-to-gimple.c: Fix formatting.
1596 * sese.c (defined_in_loop_p): Renamed name_defined_in_loop_p.
1597 (expr_defined_in_loop_p): New.
1598 (add_loop_exit_phis): Also handle full expressions: remove from
1599 the rename_map the expressions defined in the loop that we're closing.
1600
45489e99
SP		 1601 * gfortran.dg/graphite/pr42393-1.f90: New.
1602 * gfortran.dg/graphite/pr42393.f90: Add new flags
e1496917
SP		 1603 -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine to also
1604 make this testcase useful in the Graphite branch.
1605
c8ae0613
SP		 16062010-01-08 Sebastian Pop <sebastian.pop@amd.com>
1607
1608 * graphite-scop-detection.c (exclude_component_ref): Removed.
1609 (is_simple_operand): Removed.
1610 (stmt_simple_for_scop_p): Remove use of is_simple_operand.
1611
4e98c66c
SP		 16122010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1613
1614 PR middle-end/42221
1615 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
1616 the array indexing of ADDR_EXPRs.
1617
45489e99 1618 * gcc.dg/graphite/pr42221.c: New.
4e98c66c 1619
fd4a56ff
SP		 16202010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1621
1622 PR middle-end/42521
1623 * graphite.c (graphite_finalize): Call scev_reset.
1624 (graphite_transform_loops): Do not call scev_reset between the code
1625 generation of scops.
1626
45489e99 1627 * gcc.dg/graphite/pr42521.c: New.
fd4a56ff 1628
eaffa762
SP		 16292010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1630
1631 * graphite-interchange.c (memory_stride_in_loop): Renamed
1632 pdr_stride_in_loop.
1633 (memory_strides_in_loop): Renamed memory_strides_in_loop_1.
1634 (memory_strides_in_loop): Memoize the memory strides per loop.
1635 (lst_interchange_profitable_p): Do not initialize to zero the memory
1636 strides.
1637 * graphite-poly.h (struct lst): Add a field memory_strides.
1638 (LST_LOOP_MEMORY_STRIDES): New.
1639 (new_lst_loop): Initialize LST_LOOP_MEMORY_STRIDES to -1.
1640 (free_lst): Clear LST_LOOP_MEMORY_STRIDES.
1641
bf69e754
SP		 16422010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1643
1644 * graphite-interchange.c (memory_strides_in_loop_depth): Renamed
1645 memory_strides_in_loop. Gather memory strides on a whole loop.
1646 (pbb_interchange_profitable_p): Renamed lst_interchange_profitable_p.
1647 (lst_interchange_profitable_p): Removed.
1648 (lst_try_interchange_loops): Call lst_interchange_profitable_p.
1649
9fa29a09
SP		 16502010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1651
1652 Revert patch 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1653 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
1654 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
1655 Remove context_loop and level.
1656
11d6ea5e
SP		 16572010-01-07 Richard Guenther <rguenther@suse.de>
1658
1659 PR tree-optimization/42641
1660 * sese.c (rename_map_elt_info): Use the SSA name version, do
1661 not hash pointers.
1662
16632010-01-06 Sebastian Pop <sebastian.pop@amd.com>
1664
1665 * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
1666 blocked" only when both the strip mine and the interchange have
1667 been applied.
1668
45489e99
SP		 1669 * gcc.dg/graphite/block-2.c: Removed.
1670 * gcc.dg/graphite/block-3.c: Add scan pattern.
1671 * gcc.dg/graphite/block-4.c: Same.
1672 * gcc.dg/graphite/block-5.c: Same.
1673 * gcc.dg/graphite/block-6.c: Same.
11d6ea5e 1674
556afcdc
SP		 16752010-01-06 Sebastian Pop <sebastian.pop@amd.com>
1676
1677 * graphite-clast-to-gimple.c (save_clast_name_index): Free slot
1678 before allocating a new one.
1679 (copy_renames): Check that slot is not NULL.
1680 (mark_bb_with_pbb): Same.
1681 (compute_cloog_iv_types_1): Same.
1682 * graphite-interchange.c (lst_perfect_nestify): Free the before,
1683 nest, and after LSTs.
1684 (lst_try_interchange_loops): Same.
1685
e68c3c6c
SP		 16862010-01-05 Sebastian Pop <sebastian.pop@amd.com>
1687
1688 PR middle-end/42178
1689 * graphite-interchange.c (lst_try_interchange_loops): Do not return
1690 the before, nest, and after LSTs.
1691 (lst_try_interchange): Removed.
1692 (lst_interchange_select_inner): Do not iterate over the LSTs if they
1693 were modified.
1694 (lst_interchange_select_outer): Apply interchange on the outer loop
1695 until there are no more changes in the inner loops.
1696
a84a556d
SP		 16972009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1698
1699 Revert patch fixing PR middle-end/42221.
1700
17012009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1702
1703 PR middle-end/42180
1704 * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
1705 GIMPLE_CALL.
1706
45489e99 1707 * gfortran.dg/graphite/pr42180.f90: Add compile flags.
a84a556d 1708
b147df0b
SP		 17092009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1710
1711 PR middle-end/42180
1712 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
1713 that contain only one statement.
1714
45489e99 1715 * gfortran.dg/graphite/pr42180.f90: New.
a84a556d 1716
ce20f9d6
SP		 17172009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1718
1719 PR middle-end/42393
45489e99 1720 * gfortran.dg/graphite/pr42393.f90: New.
ce20f9d6 1721
d2a271ac
SP		 17222009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1723
1724 PR middle-end/42186
45489e99 1725 * gfortran.dg/graphite/pr42186.f90: New.
d2a271ac 1726
403ebc7e
SP		 17272009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1728
1729 PR middle-end/42205
1730 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
1731 Insert the reduction copy in the same block as the phi node.
1732 (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
1733
45489e99
SP		 1734 * gcc.dg/graphite/pr42205-1.c: New.
1735 * gcc.dg/graphite/pr42205-2.c: New.
403ebc7e
SP		 1736
17372009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1738
1739 PR middle-end/42221
1740 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
1741 the array indexing of ADDR_EXPRs.
1742
45489e99 1743 * gcc.dg/graphite/pr42221.c: New.
403ebc7e 1744
070ba483
SP		 17452009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1746
1747 PR middle-end/42178
1748 PR middle-end/42334
1749 * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
1750 index. Call lst_interchange_select_inner only once.
1751 (lst_interchange_select_inner): Update use of lst_try_interchange.
1752 (lst_interchange_select_outer): Update.
1753
17542009-12-15 Sebastian Pop <sebastian.pop@amd.com>
1755
1756 PR middle-end/42178
1757 PR middle-end/42334
1758 * graphite-interchange.c (lst_try_interchange): Do not increment the
1759 the OUTER index when there is no AFTER kernel. Do not increment the
1760 OUTER index for after processing the AFTER kernel.
1761 (lst_interchange_select_inner): Call lst_try_interchange only on loops.
1762 (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
1763 index. Do not pass to lst_interchange_select_inner the OUTER index.
1764 (scop_do_interchange): Update use of lst_interchange_select_outer.
1765
45489e99 1766 * gfortran.dg/graphite/graphite.exp
070ba483 1767 (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
45489e99 1768 * gfortran.dg/graphite/interchange-1.f: Add comment. Clean
070ba483 1769 the graphite dump file.
45489e99
SP		 1770 * gfortran.dg/graphite/interchange-2.f: Same.
1771 * gfortran.dg/graphite/pr42334-1.f: New.
070ba483
SP		 1772
17732009-12-15 Sebastian Pop <sebastian.pop@amd.com>
1774
1775 PR middle-end/42178
1776 PR middle-end/42334
1777 * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
1778 that are empty.
1779 (lst_do_interchange_1): Renamed lst_interchange_select_inner.
1780 (lst_try_interchange): Reimplemented.
1781 (lst_interchange_select_inner): Same.
1782 (lst_do_interchange): Renamed lst_interchange_select_outer.
1783 Reimplemented.
1784 (scop_do_interchange): Update use of lst_interchange_select_outer.
1785
45489e99
SP		 1786 * g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
1787 * gcc.dg/graphite/block-0.c: Un-XFAILed.
1788 * gcc.dg/graphite/pr42211.c: New.
1789 * gfortran.dg/graphite/pr42334.f90: New.
070ba483 1790
4b216ab0
SP		 17912009-12-14 Sebastian Pop <sebastian.pop@amd.com>
1792
1793 PR middle-end/42181
1794 * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
1795 carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
1796
45489e99 1797 * gfortran.dg/graphite/pr42181.f90: New.
4b216ab0 1798
c880097d
SP		 17992009-12-12 Sebastian Pop <sebpop@gmail.com>
1800
1801 PR middle-end/42284
1802 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
1803 insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
1804 (detect_commutative_reduction_arg): Simplified.
1805 (detect_commutative_reduction): Early return when the argument of
1806 the close phi is not of an SSA_NAME.
1807
45489e99 1808 * gcc.dg/graphite/pr42284.c: New.
c880097d
SP		 1809
18102009-12-11 Alexander Monakov <amonakov@ispras.ru>
1811
1812 * dbgcnt.def (graphite_scop): New counter.
1813 * graphite.c: Include dbgcnt.h
1814 (graphite_transform_loops): Use new counter to limit transformations.
1815
d505015a
SP		 18162009-12-08 Sebastian Pop <sebpop@gmail.com>
1817
1818 PR middle-end/42285
1819 * graphite-scop-detection.c (graphite_can_represent_init): Also
1820 handle more complex MULT_EXPRs containing parameters by recursion
1821 on the structure.
1822
45489e99 1823 * gfortran.dg/graphite/pr42285.f90: New.
d505015a
SP		 1824
18252009-12-01 Tobias Grosser <grosser@fim.uni-passau.de>
1826
45489e99 1827 * g++.dg/graphite/pr42130.C: Fix type.
d505015a 1828
ed807d06
AM		 18292009-11-29 Alexander Monakov <amonakov@gcc.gnu.org>
1830
45489e99
SP		 1831 * g++.dg/graphite/pr42130.C: Correct testcase.
1832
18332009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
1834
1835 * Merge from mainline (154493:154734).
1836
18372009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
1838
1839 * Merge from mainline (151362:154491).
ed807d06 1840
7c246f5e
TG		 18412009-11-24 Tobias Grosser <grosser@fim.uni-passau.de>
1842
1843 * graphite-clast-to-gimple.c (try_mark_loop_parallel,
1844 graphite_create_new_loop_guard, translate_clast_for): Fix comments.
1845
0dd91484
TG		 18462009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1847
1848 PR middle-end/42130
1849 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
1850 translate_clast_for_loop): New.
1851 (translate_clast_for): Add a condition around the loop, to do not
1852 execute loops with zero iterations.
45489e99
SP		 1853 * g++.dg/graphite/pr42130.C: New.
1854 * gcc.dg/graphite/pr35356-2.c: Adapt.
0dd91484 1855
fd2d813d
TG		 18562009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1857
1858 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
1859 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
1860 Remove context_loop and level.
1861
9016166f
TG		 18622009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1863
1864 * graphite-clast-to-gimple.c (translate_clast_user,
1865 translate_clast_for, translate_clast_guard): Simplify and move common
1866 elements to translate_clast().
1867 (translate_clast): Simplify and get common elements.
1868
e1f9c1cd
TG		 18692009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1870
1871 * graphite-clast-to-gimple.c (translate_clast_user,
1872 translate_clast_for, translate_clast_guard): Split out of
1873 translate_clast.
1874
7a521ff2
TG		 18752009-11-21 Tobias Grosser <grosser@fim.uni-passau.de>
1876
1877 * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
1878 clast_name_to_index, save_clast_name_index, debug_clast_name_index,
1879 debug_clast_name_indexes_1, debug_clast_name_indexes,
1880 clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
1881 (clast_name_to_gcc, clast_to_gcc_expression,
1882 clast_to_gcc_expression_red, gcc_type_for_clast_expr,
1883 gcc_type_for_clast_eq, graphite_translate_clast_equation,
1884 graphite_create_guard_cond_expr, graphite_create_new_loop,
1885 translate_clast): Add params_index.
1886 (initialize_cloog_names): Create parameter strings from scratch, do
1887 not reference other strings.
1888 (create_params_index): New.
1889 (gloog): Initialize params_index.
1890 * graphite-scop-detection (free_scops_1): Removed.
1891 (limit_scops): Use normal free_scops.
1892 * graphite-sese-to-poly.c (save_var_names): Removed.
1893 (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
1894 and SESE_PARAMS_INDEX.
1895 * sese.c (new_sese, free_sese): Dito.
1896 * sese.h (struct sese): Remove params_index, params_names.
1897 (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
1898
ca11b093
SP		 18992009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1900
1901 Revert the following patch from 2009-09-14:
1902 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
1903 tree-scalar-evolution.h, and then tree-data-ref.h.
1904 * graphite-clast-to-gimple.c: Same.
1905 * graphite-dependences.c: Same.
1906 * graphite-interchange.c: Same.
1907 * graphite-poly.c: Same.
1908 * graphite-scop-detection.c: Same.
1909 * graphite-sese-to-poly.c: Same.
1910 * graphite.c: Same.
1911 * lambda-code.c: Same.
1912 * matrix-reorg.c: Same.
1913 * tree-data-ref.c: Same.
1914 * tree-if-conv.c: Same.
1915 * tree-loop-distribu: Same.: Same.
1916 * tree-loop-linear.c: Same.
1917 * tree-parloops.c: Same.
1918 * tree-predcom.c: Same.
1919 * tree-vect-patterns.c: Same.
1920
8a9e9475
SP		 19212009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1922
1923 Revert patch from 2009-09-14.
1924 * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
1925 passes at -O1 and below.
1926
4bf4e169
SP		 19272009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1928
1929 PR middle-end/40281
45489e99 1930 * gcc.dg/graphite/pr40281.c: New.
4bf4e169
SP		 1931
1932 * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
1933 evolutions should not variate in inner loops.
1934
12aec731
SP		 19352009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1936
1937 PR middle-end/42050
45489e99 1938 * gfortran.dg/graphite/pr42050.f90: New.
12aec731 1939
aec12420
SP		 19402009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1941
1942 * graphite-interchange.c (memory_strides_in_loop_depth): New.
1943 (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
1944
25e20d33
SP		 19452009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1946
1947 * graphite-blocking.c (scop_do_block): New.
1948 * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
1949 * graphite-poly.h (scop_do_block): Declared.
1950
e3bde9f4
SP		 19512009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1952
1953 * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
1954 depth is the loop nesting depth in the LST. Call psct_dynamic_dim
1955 to transform depth into the time_depth before calling
1956 pbb_number_of_iterations_at_time.
1957 (lst_do_strip_mine): Use a scalar variable instead of recomputing
1958 lst_depth.
1959
27e432be
SP		 19602009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1961
1962 Reverted the patch for "scattering permutations" from 2009-10-28.
1963
1964 * graphite-poly.c (print_permutation): New.
1965 (debug_permutation): New.
1966 (new_poly_bb): Initialize PBB_PERMUTATION.
1967 (free_poly_bb): Free PBB_PERMUTATION.
1968 * graphite-poly.h (pbb_permutation_elt_p): Declared.
1969 (struct pbb_permutation_elt): New.
1970 (PBB_PERMUTATION_ELT_STRIDE): New.
1971 (PBB_PERMUTATION_ELT_STRIDED_P): New.
1972 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
1973 (new_pbb_permutation_elt): New.
1974 (pbb_permutation_elt_free): New.
1975 (struct poly_bb): Add field permutation.
1976 (PBB_PERMUTATION): New.
1977 (print_permutation): Declared.
1978 (debug_permutation): Declared.
1979
2bc529bf
KT		 19802009-11-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1981
1982 * graphite-interchange.c (build_partial_difference): New.
1983 (memory_stride_in_loop): Refactored the computation of
1984 equality constraints into build_partial_difference function.
1985 Added support for debugging stride computations.
1986
8c54631d
SP		 19872009-11-03 Sebastian Pop <sebastian.pop@amd.com>
1988
1989 * graphite-clast-to-gimple.c (gloog): Free if_region,
1990 if_region->true_region, and if_region->region.
1991 * sese.c (if_region_set_false_region): Free if_region->false_region.
1992 (create_if_region_on_edge): Do not use GGC_NEW.
1993 (move_sese_in_condition): Remove useless initialization.
1994
7b7f2ca7
SP		 19952009-11-03 Sebastian Pop <sebastian.pop@amd.com>
1996
1997 * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
1998 for the loops created by the loop distribution. Do not modify the
1999 input LSTs.
2000 (lst_try_interchange_loops): Same. Use a temporary LST for the
2001 transformed schedule. Call lst_update_scattering before data
2002 dependence analysis.
2003 (lst_try_interchange): Pass an extra parameter INDEX.
2004 (lst_do_interchange_1): New.
2005 (lst_do_interchange): Call lst_do_interchange_1.
2006 (scop_do_interchange): Call lst_update_scattering.
2007 * graphite-poly.c (apply_poly_transforms): Do not call
2008 lst_update_scattering.
2009 * graphite-poly.h (lst_pred): New.
2010 (lst_succ): New.
2011 (lst_find_first_pbb): Return NULL when not found.
2012 (lst_empty_p): New.
2013 (lst_insert_in_sequence): Allow LST1 to be NULL.
2014 (lst_replace): New.
2015 (lst_substitute_3): New.
2016 * gcc.dg/graphite/interchange-1.c: XFail.
2017 * gcc.dg/graphite/interchange-8.c: XFail.
2018 * gcc.dg/graphite/interchange-11.c: XFail.
2019
6119e7d5
SP		 20202009-10-30 Sebastian Pop <sebastian.pop@amd.com>
2021
2022 * graphite-interchange.c (lst_perfectly_nested_p): New.
2023 (lst_perfect_nestify): New.
2024 (lst_try_interchange_loops): Call store_lst_schedule,
2025 lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
2026 (scop_do_interchange): Avoid redundant legality test.
2027 Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
2028 * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
2029 * graphite-poly.h (psct_static_dim): New.
2030 (lst_dewey_number_at_depth): New.
2031 (lst_find_pbb): Restructured.
2032 (lst_find_first_pbb): Restructured.
2033 (lst_find_last_pbb): New.
2034 (lst_contains_p): New.
2035 (lst_contains_pbb): New.
2036 (lst_create_nest): New.
2037 (lst_remove_from_sequence): New.
2038 (pbb_update_scattering): New.
2039 (lst_update_scattering_under): New.
2040 (lst_update_scattering_seq): New.
2041 (lst_update_scattering): New.
2042 (lst_insert_in_sequence): New.
2043 (lst_distribute_lst): New.
2044 (lst_remove_all_before_including_pbb): New.
2045 (lst_remove_all_before_excluding_pbb): New.
2046
431f3f22
SP		 20472009-10-30 Sebastian Pop <sebastian.pop@amd.com>
2048
2049 * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
2050 get_loop_exit_edges.
2051
4c768046
SP		 20522009-10-30 Sebastian Pop <sebastian.pop@amd.com>
2053
2054 * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
2055
5fa8514e
SP		 20562009-10-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2057
2058 * graphite-poly.c (print_permutation): New.
2059 (debug_permutation): New.
2060 (new_poly_bb): Initialize PBB_PERMUTATION.
2061 (free_poly_bb): Free PBB_PERMUTATION.
2062 * graphite-poly.h (pbb_permutation_elt_p): Declared.
2063 (struct pbb_permutation_elt): New.
2064 (PBB_PERMUTATION_ELT_STRIDE): New.
2065 (PBB_PERMUTATION_ELT_STRIDED_P): New.
2066 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
2067 (new_pbb_permutation_elt): New.
2068 (pbb_permutation_elt_free): New.
2069 (struct poly_bb): Add field permutation.
2070 (PBB_PERMUTATION): New.
2071 (print_permutation): Declared.
2072 (debug_permutation): Declared.
2073
6c6f84d7
SP		 20742009-10-26 Sebastian Pop <sebastian.pop@amd.com>
2075
2076 * graphite-clast-to-gimple.c (gloog): Do not call
2077 sese_reset_aux_in_loops.
2078 * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
2079 extra argument for domains. Do not use loop->aux.
2080 (build_scop_iteration_domain): Initialize and free domains, pass it
2081 to build_loop_iteration_domains and extract the information from
2082 domains. Do not use loop->aux.
2083 * sese.c (sese_reset_aux_in_loops): Removed.
2084 * sese.h (sese_reset_aux_in_loops): Removed.
2085
585b3e19
SP		 20862009-10-26 Sebastian Pop <sebastian.pop@amd.com>
2087
2088 * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
2089 (dependency_in_loop_p): Same.
2090 (translate_clast): Do not use loop->aux. Initialize
2091 loop->can_be_parallel.
2092 (mark_loops_parallel): Removed.
2093 * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
2094 * graphite.c (free_aux_in_new_loops): Removed.
2095 (graphite_finalize): Do not call free_aux_in_new_loops.
2096 (graphite_transform_loops): Do not call mark_loops_parallel.
2097
20982009-10-26 Li Feng <nemokingdom@gmail.com>
a7ed27ac
LF		 2099
2100 * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
2101 (translate_clast): Pass an extra parameter LEVEL.
2102 Call get_scattering_level.
2103 * graphite-clast-to-gimple.h (get_scattering_level): New.
2104
8e6ef139
SP		 21052009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2106
2107 * cfgloop.c (alloc_loop): Initialize loop->single_iv.
2108 * cfgloop.h (struct loop): New field single_iv.
2109
2110 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
2111 loop->aux anymore: use loop->single_iv.
2112 (graphite_loop_normal_form): Moved...
2113 (build_graphite_loop_normal_form): Removed.
2114 (gloog): Do not call build_graphite_loop_normal_form.
2115 (free_aux_in_new_loops): Moved...
2116 (mark_loops_parallel): Restructure.
2117 * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
2118 * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
2119 (scop_canonicalize_loops): New.
2120 (build_poly_scop): Call scop_canonicalize_loops.
2121 * graphite.c (free_aux_in_new_loops): ...here.
2122
e6dd91b2
SP		 21232009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2124
2125 * g++.dg/graphite/graphite.exp: Add the same rules as in
2126 gcc.dg/graphite/graphite.exp.
2127
47fb473f
SP		 21282009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2129
2130 * g++.dg/graphite/id-1.C: New.
2131
63858ac6
SP		 21322009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2133
2134 * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
2135 argument base_name.
2136 (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
2137 (rewrite_phi_out_of_ssa): Same.
2138 (rewrite_cross_bb_scalar_deps): Same.
2139 (translate_scalar_reduction_to_array): Same.
2140
decfe536
SP		 21412009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2142
2143 * graphite-sese-to-poly.c (build_scop_drs): Disable call to
2144 dump_alias_graphs.
2145
0d5ef2a9
SP		 21462009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2147
2148 * graphite-sese-to-poly.c (dump_alias_graphs): New.
2149 (build_scop_drs): Call dump_alias_graphs.
2150
f70de156
SP		 21512009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2152
2153 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
2154 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
2155 (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
2156 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
2157 * graphite-poly.h (free_lst): New.
2158 (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
2159 (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
2160
74715a9b
SP		 21612009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2162
2163 * graphite-poly.h (struct scop): Add a field saved_schedule.
2164 (SCOP_SAVED_SCHEDULE): New.
2165 (store_lst_schedule): New.
2166 (restore_lst_schedule): New.
2167 (store_scattering): Call store_lst_schedule.
2168 (restore_scattering): Call restore_lst_schedule.
2169
fb00d28e
SP		 21702009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2171
2172 * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
2173 (pdr_add_alias_set): Same.
2174 (build_poly_dr): Same.
2175 (build_alias_set_optimal_p): Same.
2176 (build_base_obj_set_for_drs): Same. Do not store the result of
2177 graphds_dfs.
2178
917f481a
SP		 21792009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2180
2181 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
2182 all_components_are_cliques to 1.
2183
2b178a5f
LF		 21842009-10-20 Li Feng <nemokingdom@gmail.com>
2185
2186 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
2187 the new structure.
2188 (pdr_add_alias_set): Update retrieving alias_set_num.
2189 (build_poly_dr): Update retrieving dr_base_object_set.
2190 (partition_drs_to_sets): Remove.
2191 (build_alias_set_optimal_p): New.
2192 (build_alias_set_for_drs): Rename.
2193 (build_scop_drs): Update.
2194 * graphite-sese-to-poly.h (struct base_alias_pair): New.
2195 (ALIAS_SET_INDEX): Remove.
2196 (BASE_OBJECT_SET_INDEX): Remove.
2197
e8af4842
SP		 21982009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2199
2200 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
2201
3899a0b2
SP		 22022009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2203
2204 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
2205 loop upper bounds for 1-element arrays at end of structures.
2206 * tree-flow.h (array_at_struct_end_p): Declared.
2207 * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
2208
e34e5835
SP		 22092009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2210
2211 * g++.dg/graphite/pr41305.C: New.
2212
07b0d0e2
AM		 22132009-10-20 Alexander Monakov <amonakov@ispras.ru>
2214
2215 * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
2216 construction of parameter constraints from loop iteration analysis.
2217 * gcc.dg/graphite/run-id-2.c: New test.
2218
67255edf
SP		 22192009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2220
2221 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
2222 and new_cstr.
2223
14ba996b
SP		 22242009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2225
2226 * graphite-dependences.c (dependence_polyhedron_1): Remove
2227 unused gdim dimensions from the DDR polyhedron.
2228
4454141a
SP		 22292009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2230
2231 * graphite-dependences.c (pddr_transformed_scattering): New.
2232 (dot_original_deps_stmt_1): New.
2233 (dot_transformed_deps_stmt_1): New.
2234 (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
2235 dot_transformed_deps_stmt_1.
2236 (dot_original_deps): New.
2237 (dot_transformed_deps): New.
2238 (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
2239
dd61070d
SP		 22402009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2241
2242 * graphite-dependences.c (reduction_dr_1): Remove wrong
2243 assert: reduction BBs can have multiple reduction writes
4454141a 2244 to memory. interchange-3.f90 is an example.
dd61070d 2245
65421bcc
SP		 22462009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2247
2248 * gfortran.dg/graphite/interchange-3.f90: New.
2249
3e9f43ee
SP		 22502009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2251
2252 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
2253
16bf8ab1
SP		 22542009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2255
2256 * graphite-dependences.c (dependence_polyhedron_1): Add the
2257 context to the dependence polyhedron.
2258
d422adfa
SP		 22592009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2260
2261 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
2262 PBB_PDR_DUPLICATES_REMOVED.
2263 (new_poly_bb): Same.
2264
62e475c5
SP		 22652009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2266
2267 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
2268 SCOP_CONTEXT.
2269 (build_loop_iteration_domains): Extract bounds on parameters
2270 based on the data size.
2271 (build_scop_context): Do not initialize SCOP_CONTEXT;
2272 add new constraints.
2273
3ecbce7e
SP		 22742009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2275
2276 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
2277 * graphite-ppl.h (graphite-ppl.h): Declared.
2278
04863400
SP		 22792009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2280
2281 * graphite-ppl.c (ppl_print_linear_expr): New.
2282 (debug_ppl_linear_expr): New.
2283 * graphite-ppl.h (ppl_print_linear_expr): Declared.
2284 (debug_ppl_linear_expr): Declared.
2285
009150e1
SP		 22862009-10-16 Sebastian Pop <sebastian.pop@amd.com>
2287
2288 * graphite-interchange.c: Fix comments.
2289 * gcc.dg/graphite/block-1.c: Fix comments.
2290
9b196c93
SP		 22912009-10-16 Sebastian Pop <sebastian.pop@amd.com>
2292
2293 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
2294 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
2295
caa675f8
SP		 22962009-10-16 Sebastian Pop <sebastian.pop@amd.com>
2297
2298 Reapply the patch from Alexander Monakov that disappeared during
2299 the last merges from trunk.
2300
2301 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
2302
2303 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2304 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2305
92d92abb
SP		 23062009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2307
2308 * graphite-interchange.c (memory_stride_in_loop): The depth
2309 argument corresponds to a dynamic time dimension, so use
2310 psct_dynamic_dim to refer to the transformed scattering dimension.
2311
23159c56
SP		 23122009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2313
2314 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
2315
5c6c42c9
SP		 23162009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2317
2318 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
2319 root of the LST.
2320 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
2321 the root of the LST.
2322 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
2323 fake loop.
2324 (print_lst): Print the root of LST in a different format.
2325 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
2326
f58be90e
SP		 23272009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2328
2329 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
2330
4e4ee197
SP		 23312009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2332
2333 * doc/passes.texi: Document the Graphite infrastructure.
2334
6c4499b6
SP		 23352009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2336
2337 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
2338 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
2339 and check the SSA representation.
2340
2341 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
2342
8e49fe91
SP		 23432009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2344
2345 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
2346
bb2b2dfc
SP		 23472009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2348
2349 * gcc.dg/graphite/interchange-11.c: New.
2350
e7ed4a64
SP		 23512009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2352
2353 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
2354
d7f25aa6
SP		 23552009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2356
2357 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
2358 Add -fno-loop-strip-mine and -fno-loop-interchange.
2359 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
2360 -fno-loop-strip-mine.
2361 * gfortran.dg/graphite/graphite.exp: Same.
2362
6231cf49
SP		 23632009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2364
2365 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
2366 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
2367 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
2368 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
2369 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
2370 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
2371 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
2372 DEFAULT_FLAGS_GRAPHITE_SCOP.
2373 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
2374 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
2375
2b7c09a8
SP		 23762009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2377
2378 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
2379
b0c7a278
KT		 23802009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2381 Sebastian Pop <sebastian.pop@amd.com>
2382
2383 * graphite-interchange.c (build_linearized_memory_access): Pass an
2384 offset as parameter.
2385 (memory_stride_in_loop): Include transform scattering in the
2386 access functions to be able to querry the strides in the
2387 transformed loops.
2388 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
2389 not the psct_iterator_dim.
2390
13ae6f91
SP		 23912009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2392
2393 * graphite-blocking.c (pbb_do_strip_mine): Removed.
2394 (lst_do_strip_mine_loop): New.
2395 (lst_do_strip_mine): New.
2396 (scop_do_strip_mine): Call lst_do_strip_mine.
2397 * graphite-poly.h (lst_add_loop_under_loop): New.
2398 (lst_find_first_pbb): New.
2399
c0fe753b
SP		 24002009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2401
2402 * graphite-poly.c (loop_to_lst): Fix LST creation.
2403
8d75ec87
TG		 24042009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
2405
45489e99 2406 * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
8d75ec87
TG		 2407 sizeof(unsigned long) to make it run on 32bit systems.
2408
24092009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
2410
45489e99 2411 * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
8d75ec87
TG		 2412 SEGFAULT on 32bit.
2413
2e5a7cbf
RU		 24142009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
2415
8d75ec87
TG		 2416 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
2417 Comment.
2e5a7cbf
RU		 2418 (write_alias_graph_to_ascii_dot): New.
2419 (write_alias_graph_to_ascii_ecc): Ditto.
8d75ec87
TG		 2420 (partition_drs_to_sets): Add testing of optimality of current method
2421 which assigns alias numbers according to DFS Comopnent number. used
2422 as heuristic for the upcoming ECC algorithm.
2e5a7cbf
RU		 2423 (build_scop_drs): Write to file also with the ecc and dot format.
2424
1e82de2a
SP		 24252009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2426
2427 * gfortran.dg/graphite/interchange-1.f: XFail.
2428
9bf13085
SP		 24292009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2430
2431 * graphite.c (graphite_initialize): Do not handle functions with
2432 more than 100 basic blocks.
2433
e797c5f2
SP		 24342009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2435
2436 * graphite-blocking.c (pbb_do_strip_mine): Use
2437 PARAM_LOOP_BLOCK_TILE_SIZE.
2438
bfa00f48
SP		 24392009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2440
2441 * graphite-poly.c (dot_lst_1): New.
2442 (dot_lst): New.
2443 * graphite-poly.h (dot_lst): Declared.
2444
3c7bdeb8
SP		 24452009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2446
2447 * graphite-dependences.c (dot_deps_stmt_1): New.
2448 (dot_deps_stmt): New.
2449 * graphite-dependences.h (dot_deps_stmt): Declared.
2450
c7dc2fab
SP		 24512009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2452
2453 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
2454 not replace cross BB scalar dependences ending on PHI nodes.
2455 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
2456
24c79709
SP		 24572009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2458
2459 * graphite-poly.c (apply_poly_transforms): Implement the high
2460 level driver for flag_loop_block.
45489e99 2461 * opts.c (decode_options): Enable flag_loop_block at -O2.
24c79709
SP		 2462 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
2463 flag_loop_block.
2464
2465 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
2466 -floop-block.
2467 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
2468 Add -floop-block.
2469
a0517b76
SP		 24702009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2471
2472 * graphite-poly.h (lst_find_pbb): New.
2473 (find_lst_loop): New.
2474
9d077835
SP		 24752009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2476
2477 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
2478 * graphite-poly.h (struct scop): Remove dep_graph field.
2479 (SCOP_DEP_GRAPH): Removed.
2480
75b63a91
SP		 24812009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2482
2483 * graphite-poly.h (copy_lst): Do full copy of LST.
2484
7cc4ff8d
SP		 24852009-10-07 Sebastian Pop <sebastian.pop@amd.com>
2486
2487 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
2488 when the loop stride is zero.
2489
2490 * gcc.dg/graphite/id-16.c: New.
2491
60d2a8c3
SP		 24922009-10-06 Sebastian Pop <sebastian.pop@amd.com>
2493
2494 * graphite-dependences.c (reduction_dr_1): New.
2495 (reduction_dr_p): New.
2496 (graphite_legal_transform_dr): Call reduction_dr_p.
2497 (reduction_ddr): Renamed reduction_ddr_p.
2498 * graphite-poly.h (same_pdr_p): New.
2499 (number_of_write_pdrs): New.
2500 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
2501 (split_reduction_stmt): Do not split reduction statements
2502 when there are no writes to memory.
2503 (translate_scalar_reduction_to_array_for_stmt): Insert the
2504 memory reduction statement just after the scalar reduction statement.
2505
2506 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
2507 Un-XFAIL-ed.
2508 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
2509 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
2510
95baeff8
SP		 25112009-10-06 Sebastian Pop <sebastian.pop@amd.com>
2512
2513 * graphite-interchange.c (lst_apply_interchange): New.
2514 (lst_interchange_profitable_p): New.
2515 (lst_try_interchange_loops): New.
2516 (lst_try_interchange): New.
2517 (lst_do_interchange): New.
2518 (pbb_do_interchange): Removed.
2519 (scop_do_interchange): Call lst_do_interchange.
2520
a36d12e2
SP		 25212009-10-06 Sebastian Pop <sebastian.pop@amd.com>
2522
2523 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
2524 SCOP_TRANSFORMED_SCHEDULE.
2525 (loop_to_lst): New.
2526 (scop_to_lst): New.
2527 (print_lst): New.
2528 (debug_lst): New.
2529 * graphite-poly.h (lst_p): New.
2530 (struct lst): New.
2531 (LST_LOOP_P): New.
2532 (LST_LOOP_FATHER): New.
2533 (LST_PBB): New.
2534 (LST_SEQ): New.
2535 (scop_to_lst): Declared.
2536 (print_lst): Declared.
2537 (debug_lst): Declared.
2538 (new_lst_loop): New.
2539 (new_lst_stmt): New.
2540 (copy_lst): New.
2541 (lst_depth): New.
2542 (lst_dewey_number): New.
2543 (struct scop): Add original_schedule and transformed_schedule fields.
2544 (SCOP_ORIGINAL_SCHEDULE): New.
2545 (SCOP_TRANSFORMED_SCHEDULE): New.
2546 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
2547
a0dd1440
SP		 25482009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2549
2550 * graphite-dependences.c (reduction_ddr): New.
2551 (graphite_legal_transform_bb): Call reduction_ddr.
2552 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
2553 Initialize PBB_IS_REDUCTION.
2554 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
2555 (PBB_IS_REDUCTION): New.
2556 (new_poly_bb): Update declaration.
2557 * graphite-scop-detection.h (build_scop_bbs): Removed.
2558 (nb_reductions_in_loop): Removed.
2559 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
2560 parameter for reductions.
2561 (try_generate_gimple_bb): Update call to new_poly_bb.
2562 (build_scop_bbs_1): Same.
2563 (build_scop_bbs): Same.
2564 (gsi_for_phi_node): New.
2565 (scalar_close_phi_node_p): Remove gcc_assert.
2566 (split_reduction_stmt): New.
2567 (is_reduction_operation_p): New.
2568 (phi_contains_arg): New.
2569 (follow_ssa_with_commutative_ops): New.
2570 (detect_commutative_reduction_arg): New.
2571 (detect_commutative_reduction_assign): New.
2572 (follow_inital_value_to_phi): New.
2573 (edge_initial_value_for_loop_phi): New.
2574 (initial_value_for_loop_phi): New.
2575 (detect_commutative_reduction): New.
2576 (translate_scalar_reduction_to_array_for_stmt): New.
2577 (insert_copyout): New.
2578 (insert_copyin): New.
2579 (translate_scalar_reduction_to_array): New.
2580 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
2581 (rewrite_commutative_reductions_out_of_ssa_loop): New.
2582 (rewrite_commutative_reductions_out_of_ssa): New.
2583 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
2584 * sese.h (split_region_for_bb): New.
2585
2586 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
2587 * gcc.dg/graphite/interchange-1.c: Fix format.
2588 * gcc.dg/graphite/interchange-10.c: New.
2589
db7e9485
SP		 25902009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2591
2592 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
2593 buggy assert.
2594
5dcc64d9
SP		 25952009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2596
2597 * graphite-sese-to-poly.c (scev_analyzable_p): New.
2598 (rewrite_cross_bb_scalar_dependence): New.
2599 (rewrite_cross_bb_scalar_deps): New.
2600 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
2601 Call rewrite_cross_bb_scalar_deps.
2602
947121b8
SP		 26032009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2604
2605 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
2606 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
2607 gsi_for_stmt.
2608
d48e288d
SP		 26092009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2610
2611 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
2612 * graphite-interchange.c (pbb_do_interchange): Same.
2613 * graphite-poly.c (print_scattering_function): Same.
2614 (debug_pdrs): Same.
2615 * graphite-poly.h (pbb_loop): New.
2616 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
2617
d17286f6
SP		 26182009-09-27 Sebastian Pop <sebastian.pop@amd.com>
2619
2620 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
2621
ee03cd20
SP		 26222009-09-27 Sebastian Pop <sebastian.pop@amd.com>
2623
2624 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
2625 so don't pass a pointer to it.
2626 (build_alias_set_for_drs): Same.
2627 (build_base_obj_set_for_drs): Same.
2628 (build_scop_drs): Same.
2629
888beba1
LF		 26302009-09-26 Li Feng <nemokingdom@gmail.com>
2631
2632 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
2633 the alias graph of data references.
2634
cd43e5d7
LF		 26352009-09-25 Li Feng <nemokingdom@gmail.com>
2636
2637 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
2638 (build_scop_drs): When debugging, write the alias graph to file,
2639 otherwise, should be disabled.
2640
45489e99
SP		 26412009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2642
2643 * Merge from mainline (151310:151361).
2644
26452009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2646
2647 * Merge from mainline (151171:151310).
2648
26492009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2650
2651 * Merge from mainline (151171:151806).
2652
26532009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2654
2655 * Revert the last commit.
2656
26572009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2658
2659 * Merge from mainline (151171:151819).
2660
aeda6535
SP		 26612009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2662
2663 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
2664 (is_simple_operand): Remove call to stmt_simple_memref_p.
2665 (stmt_simple_for_scop_p): Update call to is_simple_operand.
2666
8b6b8570
DE		 26672009-09-17 David Edelsohn <edelsohn@gnu.org>
2668
45489e99
SP		 2669 * gcc.dg/graphite/interchange-mvt.c: New File.
2670 * gcc.dg/graphite/scop-dsyrk.c: New File.
2671 * gcc.dg/graphite/scop-dsyr2k.c: New File.
2672 * gcc.dg/graphite/scop-mvt.c: New File.
2673 * gcc.dg/graphite/scop-sor.c: New File.
8b6b8570 2674
1825f9a2
LF		 26752009-09-17 Li Feng <nemokingdom@gmail.com>
2676
1825f9a2
LF		 2677 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
2678 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
2679 (graphite_carried_dependence_level_k): Ditto.
2680 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
2681 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
2682 (new_poly_dr): Adjust declaration.
2683 * graphite-sese-to-poly.c (free_data_refs_aux): New.
2684 (free_gimple_bb): Added free_data_refs_aux.
2685 (build_poly_dr): Add dr_base_object_set.
2686 (partition_drs_to_sets): New.
2687 (dr_same_base_object_p): New.
2688 (build_alias_set_for_drs): New.
2689 (build_base_object_set_for_drs): New.
2690 (build_scop_drs): Add build_base_obj_set_for_drs.
2691 * graphite-sese-to-poly.h: Added #define for alias set number index and
2692 base object set index.
2693 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
2694 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
2695
ac90803f
SP		 26962009-09-16 Alexander Monakov <amonakov@ispras.ru>
2697
2698 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2699 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2700
54fc808a
SP		 27012009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2702
2703 * graphite-sese-to-poly.c (struct irp_data): Removed.
2704 (idx_record_params): Removed.
2705 (find_params_in_bb): Scan for parameters the access functions; don't
2706 parse the tree representation.
2707
e88e021f
SP		 27082009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2709
2710 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
2711 passes at -O1 and below.
2712
3690f8d7
SP		 27132009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2714
2715 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
2716 tree-scalar-evolution.h, and then tree-data-ref.h.
2717 * graphite-clast-to-gimple.c: Same.
2718 * graphite-dependences.c: Same.
2719 * graphite-interchange.c: Same.
2720 * graphite-poly.c: Same.
2721 * graphite-scop-detection.c: Same.
2722 * graphite-sese-to-poly.c: Same.
2723 * graphite.c: Same.
2724 * lambda-code.c: Same.
2725 * matrix-reorg.c: Same.
2726 * tree-data-ref.c: Same.
2727 * tree-if-conv.c: Same.
2728 * tree-loop-distribu: Same.: Same.
2729 * tree-loop-linear.c: Same.
2730 * tree-parloops.c: Same.
2731 * tree-predcom.c: Same.
2732 * tree-vect-patterns.c: Same.
2733
2495a183
SP		 27342009-09-02 Sebastian Pop <sebastian.pop@amd.com>
2735
2736 Partially revert the previous patch, except the following.
2737 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
2738 as parameters the operands of the not expression.
2739
20179b0d
SP		 27402009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2741
2742 * tree-scalar-evolution.c (instantiate_scev_assign): New.
2743 Do not call analyze_scalar_evolution on assignments.
2744 (instantiate_scev_phi): Call analyze_scalar_evolution.
2745 (instantiate_scev_name): Call instantiate_scev_assign and
2746 instantiate_scev_phi.
2747 (instantiate_scev_not): Adapted to pass as parameters the operands
2748 of the not expression.
2749
ffa34f4b
SP		 27502009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2751
2752 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
2753 to pass as parameters the operands of the binary expression.
2754
4b9d48a1
SP		 27552009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2756
2757 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
2758 instantiate_scev_not. Handle NEGATE_EXPR.
2759 (instantiate_scev_r): Handle NEGATE_EXPR.
2760
9e5dc77f
SP		 27612009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2762
2763 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
2764 instantiate_scev_r.
2765 (instantiate_scev_r): Move code in instantiate_scev_2
2766 and instantiate_scev_1.
2767
d814176c
SP		 27682009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2769
2770 * tree-scalar-evolution.c (instantiate_scev_3): New.
2771 (instantiate_scev_1): Move code in instantiate_scev_3.
2772
ec6636eb
SP		 27732009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2774
2775 * tree-scalar-evolution.c (instantiate_scev_poly): New.
2776 (instantiate_scev_1): Move code in instantiate_scev_poly.
2777
7ec0665d
SP		 27782009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2779
2780 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
2781 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
2782
9c382ce9
SP		 27832009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2784
2785 * tree-scalar-evolution.c (instantiate_scev_convert): New.
2786 (instantiate_scev_1): Move code in instantiate_scev_convert.
2787
15fda317
SP		 27882009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2789
2790 * tree-scalar-evolution.c (instantiate_scev_binary): New.
2791 (instantiate_scev_1): Move code in instantiate_scev_binary.
2792
320f5a78
SP		 27932009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2794
2795 * tree-scalar-evolution.c (instantiate_scev_name): New.
2796 (instantiate_scev_1): Move code in instantiate_scev_name.
2797
27982009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2799
2800 * Merge from mainline (150992:151171).
2801
45489e99
SP		 28022009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2803
2804 * opts.c (decode_options): Enable flag_loop_interchange at -O2.
2805
211694b6
SP		 28062009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2807
2808 * graphite-dependences.c (graphite_legal_transform_bb): Call
2809 pbb_remove_duplicate_pdrs.
2810 * graphite-poly.c (can_collapse_pdr): Removed.
2811 (pdr_find_duplicate): Removed.
2812 (can_collapse_pdrs): New.
2813 (pbb_remove_duplicate_pdrs): New.
2814 (new_poly_dr): Do not look for duplicates.
2815 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
2816 (PBB_PDR_DUPLICATES_REMOVED): New.
2817 (pbb_remove_duplicate_pdrs): Declared.
2818
7bd2a8a7
SP		 28192009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2820
2821 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
2822 the strides by multiplying by PDR_NB_REFS.
2823 * graphite-poly.c (can_collapse_pdr): New.
2824 (pdr_find_duplicate): New.
2825 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
2826 Initialize PDR_NB_REFS.
2827 * graphite-poly.h (struct poly_dr): Add field nb_refs.
2828 (PDR_NB_REFS): New.
2829 (new_poly_dr): Number of subscripts is a graphite_dim_t.
2830
28312009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2832
2833 Revert one of the previous commits:
2834 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
2835 the computation of symmetric data dependence relations.
2836 (dependency_between_pbbs_p): Same.
2837
93b2db87
SP		 28382009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2839
2840 PR middle-end/40965
2841 * graphite-poly.c (apply_poly_transforms): Remove legality test before
2842 any transform.
2843
d8eeb078
SP		 28442009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2845
2846 * graphite-dependences.c (pddr_original_scattering): Return NULL
2847 for read-read dependence relations.
2848 * graphite-poly.h (enum poly_dr_type): Fix comment.
2849 (pdr_read_p): New.
2850 (pdr_write_p): New.
2851 (pdr_may_write_p): New.
2852
e6dec0fb
SP		 28532009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2854
2855 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
2856 (struct poly_dr): Same.
2857 (new_poly_dr): Same.
2858 * graphite-poly.c (new_poly_dr): Same.
2859
baf4b881
KT		 28602009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2861 Sebastian Pop <sebastian.pop@amd.com>
2862
2863 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
2864 pbb_strip_mine_time_depth. Changed the implementation so that
2865 transformation is expressed as a transformation on
2866 time (scatttering) dimensions. Also, ensures that the 2d+1
2867 scheduling format is preserved.
2868 (pbb_strip_mine_profitable_p): Profitability is based on the
2869 iteration number of a given time (scattering) dimension,
2870 and not on a original loop depth dimension.
2871 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
2872 (pbb_do_strip_mine): Call psct_dynamic_dim.
2873 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
2874 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
2875 (pbb_nb_dynamic_scattering_transform): New.
2876 (psct_dynamic_dim): New.
2877
059a5f9f
KT		 28782009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2879
2880 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2881 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2882 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
2883 * graphite-interchange.c (build_linearized_memory_access): Same.
2884 (memory_stride_in_loop): Same.
2885
afae0207
SP		 28862009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2887
2888 * graphite-dependences.c (pddr_original_scattering): New.
2889 (graphite_legal_transform_dr): Call pddr_original_scattering.
2890 (dot_deps_1): New.
2891 (dot_deps): New.
2892 * graphite-dependences.h (dot_deps): Declared.
2893 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
2894 (print_pdr): Print PDR_ID.
2895 * graphite-poly.h (struct poly_dr): Add field id.
2896 (PDR_ID): New.
2897 (pbb_index): New.
2898 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
2899
f8e0bb8b
SP		 29002009-08-22 Sebastian Pop <sebastian.pop@amd.com>
2901
2902 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
2903 not delete the original dependence relation.
2904
29052009-08-21 Sebastian Pop <sebastian.pop@amd.com>
2906
2907 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
2908 the computation of symmetric data dependence relations.
2909 (dependency_between_pbbs_p): Same.
2910
e37f165f
SP		 29112009-08-21 Sebastian Pop <sebastian.pop@amd.com>
2912
2913 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
2914 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
2915 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
2916 (free_poly_ddr): New.
2917 (pddr_is_empty): New.
2918 (dependence_polyhedron_1): Now returns a poly_ddr_p.
2919 (dependence_polyhedron): Same. Remove useless gcc_assert.
2920 Remove fprintfs.
2921 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
2922 (graphite_carried_dependence_level_k): Call pddr_is_empty.
2923 * graphite-dependences.h (enum poly_dependence_kind): New.
2924 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
2925 (PDRP_SOURCE): Renamed PDDR_SOURCE.
2926 (PDRP_SINK): Renamed PDDR_SINK.
2927 (PDRP_DDP): Renamed PDDR_DDP.
2928 (PDDR_KIND): New.
2929 (free_poly_ddr): Declared.
2930 * graphite-poly.c (new_scop): Use the new hash function names.
2931 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
2932 into original_pddrs.
2933 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
2934
29352009-08-21 Sebastian Pop <sebastian.pop@amd.com>
2936
2937 * Merge from mainline (150764:150992).
2938
45e76e9f
SP		 29392009-08-18 Sebastian Pop <sebastian.pop@amd.com>
2940
2941 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
2942 bounds with LT_EXPR to make niter analysis more precise on code
2943 generated by Graphite.
2944
66b466c3
SP		 29452009-08-18 Sebastian Pop <sebastian.pop@amd.com>
2946
2947 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
2948 (graphite_legal_transform_bb): Same.
2949 (poly_drs_may_alias_p): Same.
2950
f263917c
SP		 29512009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2952
2953 PR middle-end/40981
2954 * graphite-ppl.c (ppl_max_for_le): Correct the use of
2955 ppl_Pointset_Powerset_C_Polyhedron_maximize.
2956
29572009-08-13 Sebastian Pop <sebastian.pop@amd.com>
2958
2959 * graphite-poly.c (print_pbb): Print PBB index.
2960
29612009-08-13 Sebastian Pop <sebastian.pop@amd.com>
2962
2963 * Merge from mainline (r150672:150764).
2964
29652009-08-13 Sebastian Pop <sebastian.pop@amd.com>
2966
2967 * graphite-interchange.c (ppl_max_for_le): Moved...
2968 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
2969 * graphite-ppl.c (ppl_max_for_le): ... here.
2970 * graphite-ppl.h (ppl_max_for_le): Declared.
2971
29722009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2973
2974 * Merge from mainline (r150372:150672).
2975
30de1632
SP		 29762009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2977
2978 PR middle-end/40980
2979 * sese.c (convert_for_phi_arg): New.
2980 (add_guard_exit_phis): Use convert_for_phi_arg.
2981
45489e99 2982 * gfortran.dg/graphite/id-17.f: New.
30de1632 2983
8c31ebfa
SP		 29842009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2985
2986 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
2987 unknown subscript upper bounds.
2988
45489e99 2989 * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
8c31ebfa 2990
fb9fb290
SP		 29912009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2992 Pranav Garg <pranav.garg2107@gmail.com>
2993
2994 * graphite-interchange.c (gather_access_strides): Removed.
2995 (ppl_max_for_le): New.
2996 (build_linearized_memory_access): New.
2997 (memory_stride_in_loop): New.
2998 (pbb_interchange_profitable_p): Reimplemented.
2999 * graphite-ppl.h (ppl_new_id_map): New.
3000 (ppl_interchange): New.
3001
45489e99 3002 * gcc.dg/graphite/interchange-6.c: XFAILed.
fb9fb290 3003
312aea7f
SP		 30042009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3005
3006 * graphite-interchange.c (compute_subscript): Removed.
3007 (compute_array_size_cstr): Removed.
3008 (compute_array_size_poly): Removed.
3009 (compute_array_size): Removed.
3010 (gather_access_strides_poly): Removed.
3011 (gather_access_strides): Empty.
3012
25d7cc15
SP		 30132009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3014
3015 * graphite-dependences.c (dependence_polyhedron_1): Replace
3016 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
3017 (graphite_legal_transform_dr): Same.
3018 (graphite_carried_dependence_level_k): Same.
3019 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
3020 Initialize PDR_NB_SUBSCRIPTS.
3021 (print_pdr_access_layout): Replace pdr_nb_subscripts with
3022 PDR_NB_SUBSCRIPTS.
3023 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
3024 (PDR_NB_SUBSCRIPTS): New.
3025 (pdr_nb_subscripts): Removed.
3026 (pdr_dim): Simplified.
3027 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
3028 with PDR_NB_SUBSCRIPTS.
3029
66096911
SP		 30302009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3031
3032 * graphite-interchange.c (compute_array_size): Remove use of
3033 PDR_DATA_CONTAINER.
3034 * graphite-poly.c (new_poly_dr): Remove argument data_container.
3035 Do not initialize PDR_DATA_CONTAINER.
3036 (print_pdr): Do not print PDR_DATA_CONTAINER.
3037 * graphite-poly.h (struct poly_dr): Remove data_container field.
3038 (PDR_DATA_CONTAINER): Removed.
3039 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
3040 PDR_DATA_CONTAINER.
3041 (build_poly_dr): Same.
3042
273c5dd3
SP		 30432009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3044
45489e99 3045 * gcc.dg/graphite/interchange-9.c: New.
273c5dd3 3046
7491e5f0
KT		 30472009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3048 Sebastian Pop <sebastian.pop@amd.com>
3049
3050 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
3051 copy of the dependence polyhedron. Free the temporary objects.
3052 (graphite_carried_dependence_level_k): Free unused objects before
3053 returning.
3054
45489e99
SP		 3055 * gcc.dg/graphite/interchange-1.c: XFAILed.
3056 * gcc.dg/graphite/interchange-2.c: XFAILed.
3057 * gcc.dg/graphite/interchange-3.c: XFAILed.
3058 * gcc.dg/graphite/interchange-4.c: XFAILed.
3059 * gcc.dg/graphite/interchange-7.c: XFAILed.
7491e5f0 3060
f4648ed1
SP		 30612009-08-05 Sebastian Pop <sebastian.pop@amd.com>
3062
3063 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
3064 Early return without analyzing the data dependences if no
3065 transform has been done. Call restore_scattering if the transform
3066 is not legal.
3067 (graphite-interchange.c): Same.
3068 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
3069 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
3070 (apply_poly_transforms): Do not gcc_assert that
3071 the transform is legal.
3072 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3073 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
3074 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
3075 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3076 * graphite-poly.h (struct poly_scattering): New.
3077 (struct poly_bb): Add original, transformed, and saved fields.
3078 Remove transformed_scattering, original_scattering, nb_local_variables,
3079 and nb_scattering_transform fields.
3080 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
3081 (poly_scattering_new): New.
3082 (poly_scattering_free): New.
3083 (poly_scattering_copy): New.
3084 (store_scattering_pbb): New.
3085 (store_scattering): New.
3086 (restore_scattering_pbb): New.
3087 (restore_scattering): New.
3088 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3089 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
273c5dd3 3090
e31a5bd4
SP		 30912009-08-05 Sebastian Pop <sebastian.pop@amd.com>
3092
3093 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
3094 (print_scop): Same.
3095
8e88f9fd
SP		 30962009-08-05 Sebastian Pop <sebastian.pop@amd.com>
3097
3098 * Makefile.in (graphite.o): Depends on PREDICT_H.
3099 * graphite.c: Include predict.h.
3100 (graphite_finalize): Call tree_estimate_probability.
3101 * predict.c (predict_loops): Do not call scev_initialize and
3102 scev_finalize.
3103 (tree_estimate_probability_bb): New.
3104 (tree_estimate_probability): Do not initialize loops: move that
3105 code to the driver. Call tree_estimate_probability_bb.
3106 (tree_estimate_probability_driver): New.
3107 (pass_profile): Use tree_estimate_probability_driver.
3108 * predict.h (tree_estimate_probability): Declared.
3109
87d4d0ee
SP		 31102009-08-05 Sebastian Pop <sebastian.pop@amd.com>
3111
3112 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3113 * graphite-dependences.c (graphite_legal_transform): Add time to
3114 TV_GRAPHITE_DATA_DEPS.
3115 (dependency_between_pbbs_p): Same.
3116 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3117
31182009-08-03 Sebastian Pop <sebastian.pop@amd.com>
3119
3120 * Merge from mainline (r149952:150372).
3121
2abae5f1
SP		 31222009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3123
3124 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
3125 * graphite-blocking.c: Same.
3126 * graphite-clast-to-gimple.c: Same.
3127 * graphite-dependences.c: Same.
3128 * graphite-poly.c: Same.
3129 * graphite-poly.h: Same.
3130 * graphite-ppl.c: Same.
3131 * graphite-scop-detection.c: Same.
3132 * graphite-sese-to-poly.c: Same.
3133 * graphite.c: Same.
3134
31352009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3136
3137 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
3138 (remove_simple_copy_phi): New.
3139 (remove_invariant_phi): New.
3140 (simple_copy_phi_p): New.
3141 (reduction_phi_p): New.
3142 (gsi_for_ssa_name_def): New.
3143 (insert_out_of_ssa_copy): New.
3144 (insert_out_of_ssa_copy_on_edge): New.
3145 (create_zero_dim_array): New.
3146 (scalar_close_phi_node_p): New.
3147 (rewrite_close_phi_out_of_ssa): New.
3148 (rewrite_phi_out_of_ssa): New.
3149 (rewrite_reductions_out_of_ssa): New.
3150 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
3151
45489e99
SP		 3152 * gcc.dg/graphite/id-11.c: New.
3153 * gcc.dg/graphite/id-15.c: New.
3154 * gcc.dg/graphite/interchange-1.c: Un-XFAIL.
3155 * gcc.dg/graphite/interchange-2.c: Un-XFAIL.
3156 * gcc.dg/graphite/interchange-3.c: Un-XFAIL.
3157 * gcc.dg/graphite/interchange-4.c: Un-XFAIL.
3158 * gcc.dg/graphite/interchange-7.c: Un-XFAIL.
3159 * gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
3160 * gfortran.dg/graphite/id-13.f: New.
3161 * gfortran.dg/graphite/id-5.f: New.
2abae5f1
SP		 3162
31632009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3164
3165 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
3166 check that nb_reductions_in_loop is zero.
3167 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
3168 reduction phi nodes.
3169 (nb_reductions_in_loop): Removed.
3170 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
3171 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
3172 (bb_contains_non_iv_scalar_phi_nodes): Removed.
3173 (scop_contains_non_iv_scalar_phi_nodes): Removed.
3174 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
3175
31762009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3177
3178 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
3179 statements that have an empty iteration domain.
45489e99 3180 * gfortran.dg/graphite/id-16.f: New.
2abae5f1
SP		 3181
31822009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3183
3184 * tree-scalar-evolution.c (instantiate_scev_1): Return
3185 chrec_dont_know when the result is not above instantiate_below.
3186 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
3187 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
3188 the tree has a known scalar evolution.
45489e99
SP		 3189 * gfortran.dg/graphite/id-14.f: New.
3190 * gfortran.dg/graphite/id-15.f: New.
2abae5f1
SP		 3191
31922009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3193
3194 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
3195 insert_gsi.
3196 (rename_variables): Keep inserting renames after the ones already
3197 inserted.
3198
31992009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3200
3201 * graphite-sese-to-poly.c (compare_bb_depths): New.
3202 (graphite_sort_dominated_info): New.
3203 (build_scop_bbs_1): Call graphite_sort_dominated_info.
3204 (build_scop_scattering): Fix comment.
3205
32062009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3207
3208 * graphite.c (graphite_finalize): Call print_loops instead of
3209 dump_function_to_file.
45489e99
SP		 3210 * gcc.dg/graphite/graphite.exp: Fix formatting.
3211 * gcc.dg/graphite/pr35356-1.c: New. Look for the number of
2abae5f1 3212 loops generated in the graphite output file.
45489e99
SP		 3213 * gcc.dg/graphite/pr35356-2.c: New.
3214 * gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
3215 * gfortran.dg/graphite/id-12.f: New.
2abae5f1
SP		 3216
32172009-07-24 Li Feng <nemokingdom@gmail.com>
3218
45489e99 3219 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
2abae5f1
SP		 3220 Remove 2 XFAIL.
3221
32222009-07-24 Li Feng <nemokingdom@gmail.com>
3223 Tobias Grosser <grosser@fim.uni-passau.de>
3224
3225 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
3226 alias set number build alias in ACCESSES polyhedron.
3227 (build_alias_set_for_drs): New.
3228 (build_pbb_drs): Added build_alias_set_for_drs.
3229 * graphite-dependences.c (poly_drs_may_alias_p): New.
3230 (graphite_carried_dependence_level_k): Check alias information
3231 before building polyhedron.
3232
32332009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
3234
3235 * Makefile.in (lambda-code.o): Fix formatting.
3236
32372009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
3238
3239 * Merge from mainline (r149350-149952)
3240
32412009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
3242
3243 * graphite-poly.c (apply_poly_transforms): Move strip_mine
3244 before interchange to prepare for loop blocking.
3245
32462009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
3247
3248 * graphite-poly.c (apply_poly_transforms): Add checks after every
3249 transformation.
3250 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
3251 done in apply_poly_transforms.
3252
32532009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3254
3255 * graphite-dependences.c (build_lexicographically_gt_constraint):
3256 Replace RES parameter with *RES.
3257 (dependence_polyhedron_1): Pass an address of the parameter RES
3258 instead of value of RES.
3259
32602009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3261
3262 * graphite.c (graphite_finalize): Fix comment.
3263 (graphite_transform_loops): Reset scev info after code generation
3264 of each scop.
3265
32662009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3267
3268 * graphite.c (graphite_finalize): Call scev_reset.
3269
32702009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3271
3272 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
3273 GBB_CLOOG_IV_TYPES hash table twice.
3274 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
3275 (add_condition_to_domain): Clear GMP values.
3276
32772009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3278
3279 * graphite-dependences.c: Fix formatting.
3280 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
3281 (pbb_number_of_iterations): Free ppl_Linear_Expression.
3282 * graphite-sese-to-poly.c: Fix formatting.
3283 * graphite.c (graphite_transform_loops): Create the hash table
3284 after the early return.
3285
32862009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3287
45489e99
SP		 3288 * gcc.dg/graphite/id-14.c: New.
3289 * gcc.dg/graphite/pr40157.c: New.
3290 * gfortran.dg/graphite/id-11.f: New.
2abae5f1
SP		 3291
32922009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3293
3294 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
3295 (build_poly_scop): Return false when there are no pbbs within
3296 loops to avoid to pass to cloog scops with no loops.
3297
32982009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3299
3300 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
3301 useless test "i % 2".
3302 (build_pbb_scattering_polyhedrons): Fix formatting.
3303 (build_poly_dr): Same.
3304 * graphite.c (graphite_transform_loops): Restructure.
3305
33062009-07-14 Razya Ladelsky <razya@il.ibm.com>
3307
3308 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
3309 reduction_list parameter.
3310 (rewrite_all_phi_nodes_with_iv): Same.
3311 (canonicalize_loop_ivs): Same.
3312 * tree-parloops.c (struct brli): Removed.
3313 (build_reduction_list_info): Removed.
3314 (build_new_reduction): New.
3315 (analyze_reduction_list): Removed.
3316 (gather_scalar_reductions): Find reductions instead of phi
3317 nodes that can't be canonicalized.
3318 (try_create_reduction_list): Remove reduction_list parameter.
3319 (gen_parallel_loop): Same.
3320 (parallelize_loops): Remove analyze_reductions variable,
3321 initialization and free.
3322 Change reduction_list htab initialization to reduction_info
3323 elements instead of ssa names.
3324 Call try_create_reduction_list and gen_parallel_loop without
3325 analyzed_reduction argument.
3326 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
3327 canonicalize_loop_ivs with one less argument.
3328 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
3329
33302009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3331
3332 * graphite-dependences.c (new_poly_dr_pair): New.
3333 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
3334 (new_poly_dr_pair): New.
3335 (eq_poly_dr_pair_p): New.
3336 (hash_poly_dr_pair_p): New.
3337 * graphite-dependences.h (struct poly_dr_pair): New.
3338 (eq_poly_dr_pair_p): Declared.
3339 (hash_poly_dr_pair_p): Declared.
3340 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
3341 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
3342 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
3343 * Makefile.in (graphite-poly.o): Add dependence on
3344 graphite-dependences.h.
3345
33462009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3347
3348 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
3349 polynomials of degree > 1 pass to Graphite.
3350 * tree-chrec.c (scev_is_linear_expression): Call
3351 evolution_function_is_affine_multivariate_p.
45489e99 3352 * gfortran.dg/graphite/id-10.f90: New.
2abae5f1
SP		 3353
33542009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3355
3356 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
3357 Instantiate scevs varying in outer loops.
45489e99 3358 * gfortran.dg/graphite/id-9.f: Correct testcase.
2abae5f1
SP		 3359
33602009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3361
3362 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
3363 redundant constraint.
3364
33652009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3366
45489e99
SP		 3367 * gcc.dg/graphite/graphite.exp: Fix comments.
3368 * gfortran.dg/graphite/graphite.exp: Trigger actions
2abae5f1 3369 based on the file names as in the C testsuite.
45489e99
SP		 3370 * gfortran.dg/graphite/block-1.f90: Fix patterns.
3371 * gfortran.dg/graphite/block-2.f: Same.
3372 * gfortran.dg/graphite/block-3.f90: Same.
3373 * gfortran.dg/graphite/block-4.f90: Same.
3374 * gfortran.dg/graphite/id-1.f90: Same.
3375 * gfortran.dg/graphite/id-2.f90: Same.
3376 * gfortran.dg/graphite/id-3.f90: Same.
3377 * gfortran.dg/graphite/id-4.f90: Same.
3378 * gfortran.dg/graphite/id-6.f: Same.
3379 * gfortran.dg/graphite/id-9.f: Same.
3380 * gfortran.dg/graphite/interchange-1.f: Same.
3381 * gfortran.dg/graphite/interchange-2.f: Same.
3382 * gfortran.dg/graphite/scop-1.f: Same.
2abae5f1
SP		 3383
33842009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3385
3386 * sese.c (expand_scalar_variables_call): New.
3387 (expand_scalar_variables_ssa_name): Handle calls in expander.
3388
33892009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3390
45489e99 3391 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
2abae5f1 3392 Expect to see the pattern twice.
45489e99
SP		 3393 * gcc.dg/graphite/interchange-0.c: Un-XFAIL.
3394 * gcc.dg/graphite/interchange-5.c: Same.
3395 * gcc.dg/graphite/interchange-6.c: Same.
2abae5f1
SP		 3396
33972009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3398
45489e99
SP		 3399 * gcc.dg/graphite/id-10.c: New.
3400 * gcc.dg/graphite/id-12.c: New.
3401 * gfortran.dg/graphite/id-7.f: New.
3402 * gfortran.dg/graphite/id-8.f: New.
2abae5f1
SP		 3403
34042009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3405
3406 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
3407 zero.
3408
34092009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3410
3411 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
3412
34132009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3414
3415 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
3416
34172009-07-10 Sebastian Pop <sebastian.pop@amd.com>
3418
3419 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
3420 building PDR subscripts.
3421
34222009-07-10 Sebastian Pop <sebastian.pop@amd.com>
3423
3424 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
3425 computation of array sizes.
3426
34272009-07-10 Sebastian Pop <sebastian.pop@amd.com>
3428
3429 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
3430
34312009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
3432
3433 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
3434 build_pairwise_constraint, dr_equality_constraints,
3435 build_pairwise_scheduling_equality,
3436 build_pairwise_scheduling_inequality, lexicographically_gt_p,
3437 build_lexicographically_gt_constraint, dependence_polyhedron,
3438 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
3439 Move from NNC_Polyhedron to C_Polyhedron.
3440 * graphite-interchange.c (compute_array_size_poly,
3441 gather_access_strides): Dito.
3442 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
3443 free_scop, pbb_number_of_iterations): Dito.
3444 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
3445 pbb_dim_iter_domain, struct scop): Dito.
3446 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
3447 new_Cloog_Domain_from_ppl_Polyhedron,
3448 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
3449 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
3450 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
3451 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
3452 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
3453 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
3454 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
3455 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
3456 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
3457 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
3458 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
3459 build_scop_iteration_domain, build_poly_dr): Dito
3460
34612009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3462
45489e99 3463 * gcc.dg/graphite/graphite.exp: Added a rule to execute
2abae5f1 3464 run-id-*.c files.
45489e99 3465 * gcc.dg/graphite/run-id-1.c: New.
2abae5f1
SP		 3466
34672009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3468
3469 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
3470 positivity constraint on the symbolic number of iterations.
3471
34722009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3473
3474 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
3475
34762009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3477 Tobias Grosser <grosser@fim.uni-passau.de>
3478
3479 * graphite-clast-to-gimple.c (build_scop_context): Removed.
3480 (build_cloog_prog): Directly use SCOP_CONTEXT.
3481 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
3482 (free_scop): Free SCOP_CONTEXT.
3483 (print_scop_context): New.
3484 (print_scop): Call print_scop_context.
3485 (debug_scop_context): New.
3486 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
3487 (struct scop): Added field context.
3488 (SCOP_CONTEXT): New.
3489 * graphite-sese-to-poly.c (add_param_constraints): New.
3490 (build_scop_context): New.
3491 (build_poly_scop): Call build_scop_context.
3492
34932009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3494
3495 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
3496 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
3497 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
3498 * graphite-ppl.h: Include double-int.h and tree.h.
3499 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
3500 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
3501 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
3502 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
3503
35042009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3505
3506 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
3507 POINTER_PLUS_EXPR for pointer types.
3508 (clast_to_gcc_expression): Same.
3509
35102009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3511
3512 * graphite-poly.c (print_scattering_function): Early return when
3513 PBB_TRANSFORMED_SCATTERING is not initialized.
3514 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
3515
35162009-07-08 Sebastian Pop <sebastian.pop@amd.com>
3517
3518 * tree-parloops.c (analyze_reduction_list): Remove unused variable
3519 to fix bootstrap.
3520
35212009-07-08 Razya Ladelsky <razya@il.ibm.com>
3522
3523 * tree-parloops.c (analyze_reduction_list): Change return
3524 value to void.
3525 (try_create_reduction_list): Move the call to
3526 analyze_reduction_list to the beginining.
3527 Call reduction_phi with analyzed_reductions as argument
3528 instead of reduction_list.
3529
35302009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
3531
3532 * Merge from mainline (r148296:149346)
3533
35342009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3535
3536 * graphite-scop-detection.c (graphite_can_represent_init): New.
3537 (graphite_can_represent_scev): Call graphite_can_represent_init:
3538 check that the initial value does not contain multiplications of
3539 parameters.
3540 (stmt_has_simple_data_refs_p): New.
3541 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
3542 (is_simple_operand): Fix formatting.
3543 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
3544
35452009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3546
45489e99 3547 * gcc.dg/graphite/id-13.c: New.
2abae5f1
SP		 3548 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
3549 analyze_scalar_evolution, use scalar_evolution_in_region.
3550 (scan_tree_for_params_right_scev): Add extra assert.
3551 (parameter_index_in_region_1): Split from parameter_index_in_region.
3552 (idx_record_params): Use scalar_evolution_in_region.
3553 (find_params_in_bb): Same.
3554 (find_scop_parameters): Same.
3555 (build_loop_iteration_domains): Same.
3556 (create_linear_expr_from_tree): Same.
3557 * sese.c (scalar_evolution_in_region): New.
3558 * sese.h (scalar_evolution_in_region): Declared.
3559 (defined_in_sese_p): New.
3560 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
3561 static anymore.
3562 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
3563 Declared.
3564
35652009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3566
3567 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
3568 TREE_DATA_REF_H also implies SCEV_H.
3569
35702009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3571
3572 * graphite-poly.c (print_scop_params): New.
3573 (print_scop): Call print_scop_params.
3574 (debug_scop_params): New.
3575 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
3576
35772009-07-07 Li Feng <nemokingdom@gmail.com>
3578
45489e99
SP		 3579 * gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
3580 * gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
3581 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
3582 * gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
3583 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
3584 * gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
2abae5f1
SP		 3585
35862009-07-07 Li Feng <nemokingdom@gmail.com>
3587
3588 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
3589 for dependency checking part.
45489e99 3590 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
2abae5f1 3591 tests for dependency checking.
45489e99
SP		 3592 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
3593 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
3594 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
2abae5f1
SP		 3595 flag -fdump-tree-graphite-all for autopar testsuites.
3596
35972009-07-06 Sebastian Pop <sebastian.pop@amd.com>
3598
3599 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
3600 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
3601 canonicalize_loop_ivs): Moved...
3602 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
3603
36042009-07-06 Sebastian Pop <sebastian.pop@amd.com>
3605
3606 * tree-parloops.c (try_create_reduction_list): Pass an extra
3607 argument analyzed_reductions. Call analyze_reduction_list.
3608 (gen_parallel_loop): Do not call analyze_reduction_list.
3609 (parallelize_loops): Init and finalize analyzed_reductions.
3610
36112009-07-06 Li Feng <nemokingdom@gmail.com>
3612
45489e99 3613 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2abae5f1
SP		 3614 Added flag -fno-loop-strip-mine for autopar testcase.
3615
36162009-07-04 Li Feng <nemokingdom@gmail.com>
3617
3618 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
3619 transformed scattering dimension instead of unmatch orignal when
3620 calling dependence_polyhedron.
3621
36222009-06-30 Sebastian Pop <sebastian.pop@amd.com>
3623
3624 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
3625
36262009-06-30 Sebastian Pop <sebastian.pop@amd.com>
3627
3628 * graphite-poly.c (pbb_number_of_iterations): Check for returned
3629 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
3630
36312009-06-30 Sebastian Pop <sebastian.pop@amd.com>
3632
3633 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
3634 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
3635 * graphite-poly.c (pbb_number_of_iterations): New.
3636 * graphite-poly.h (pbb_number_of_iterations): Declared.
3637 (pbb_iterator_dim, pbb_parameter_dim): New.
3638
36392009-06-29 Sebastian Pop <sebastian.pop@amd.com>
3640
3641 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
3642 last commit on type of lower and upper bound of loops.
3643
36442009-06-29 Li Feng <nemokingdom@gmail.com>
3645
3646 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
3647 graphite-dependences.h.
3648 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
3649 (mark_bb_with_pbb): New.
3650 (get_stmtfor_depth): New.
3651 (find_pbb_via_hash): New.
3652 (dependency_in_loop_p): New.
3653 (mark_loops_parallel): New.
3654 (free_aux_in_new_loops): New.
3655 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
3656 bb with it's relevant pbb. Mark newly created loops. Remove mark
3657 innermost loop parallel without checking.
3658 (gloog): Add parameter BB_PBB_MAPPING.
3659 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
3660 (gloog): Change declaration.
3661 (mark_loop_parallel): Make extern.
3662 (free_aux_in_new_loops): Declare.
3663 (bb_pbb_map_hash): New.
3664 (eq_bb_pbb_map): New.
3665 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
3666 auto parallelization when flag_graphite_force_parallel is set.
3667 (graphite_finalize): Added free_aux_in_new_loops.
3668 * tree-parloops.c (parallelize_loops): Only generate parallel code for
3669 the innermost loop that marked parallel. Use
3670 flag_graphite_force_parallel instead of loop->can_be_parallel.
3671 (loop_parallel_p): Move inner most checking out of function.
3672
36732009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3674
3675 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
3676 type of lower and upper bound of loops signed long int.
3677
36782009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3679
3680 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
3681 expression outside the loop.
3682
36832009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3684
3685 * gcc.dg/graphite/interchange-8.c: New.
3686
36872009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3688
3689 * gcc.dg/graphite/interchange-0.c: XFailed.
3690 * gcc.dg/graphite/interchange-5.c: XFailed.
3691 * gcc.dg/graphite/interchange-6.c: XFailed.
3692
36932009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3694
3695 * graphite-interchange.c (compute_array_size_poly): The end of the
3696 recursion should return 1.
3697
36982009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3699
3700 * graphite-interchange.c (compute_array_size_cstr): Allow the
3701 subscript multiplier to be -1.
3702 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
3703 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
3704 data_container. Initializes PDR_DATA_CONTAINER.
3705 (print_pdr_access_layout): New.
3706 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
3707 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
3708 data_container.
3709 (PDR_DATA_CONTAINER): New.
3710 (new_poly_dr): Update declaration.
3711 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
3712 (build_poly_dr): Call pdr_add_data_dimensions.
3713
37142009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3715
3716 * graphite-poly.h (struct poly_dr): Fix comment.
3717 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
3718 (pdr_add_memory_accesses): New.
3719 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
3720
37212009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3722
3723 * graphite-poly.c (print_pdrs, debug_pdrs): New.
3724 (print_pbb): Add call to print_pdrs.
3725 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
3726
37272009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3728 Li Feng <nemokingdom@gmail.com>
3729
3730 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
3731 (dependency_between_pbbs_p): New.
3732 (lexicographically_gt_p): Assure !empty_p before polyhedron
3733 intersection assign.
3734 (build_lexicographically_gt_constraint): Correct lexicographically
3735 judging.
3736 * graphite-dependences.h: New.
3737 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
3738
37392009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3740
3741 * graphite-clast-to-gimple.c (print_clast_stmt): New.
3742 (gloog): Print to dump_file the generated clast.
3743 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
3744 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
3745
37462009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3747
3748 * graphite-poly.c (extend_scattering): Increment
3749 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
3750
37512009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3752
3753 * graphite-interchange.c (compute_array_size_poly): Added exit of
3754 recursion condition. Continue iterating even after the first equality.
3755 (compute_array_size): Same.
3756
37572009-06-24 Li Feng <nemokingdom@gmail.com>
3758
45489e99 3759 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2abae5f1 3760 -fdump-tree-final_cleanup to -fdump-tree-optimized.
45489e99
SP		 3761 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
3762 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
3763 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2abae5f1
SP		 3764
37652009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3766
3767 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
3768 only when the use verifies is_gimple_reg.
3769
37702009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3771
3772 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
3773 Allocate scaldims after call to unify_scattering_dimensions.
3774
37752009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3776
3777 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
3778
37792009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3780 Albert Cohen <albert.cohen@inria.fr>
3781
3782 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
3783 variables for the strip mining.
3784
37852009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3786 Pranav Garg <pranav.garg2107@gmail.com>
3787
3788 * Makefile.in (OBJS-common): Added graphite-blocking.o.
3789 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
3790 (graphite-blocking.o): New rule.
3791 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
3792 * graphite-blocking.c: New.
3793 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
3794 flag_loop_strip_mine.
3795 (psct_scattering_dim_for_loop_depth): New.
3796 * graphite-poly.h (scop_do_strip_mine): Declared.
3797 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
3798 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
3799 flag_loop_strip_mine.
3800
38012009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3802
3803 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
3804 a GMP value and a PPL coefficient at each iteration of a loop.
3805
38062009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3807
3808 * graphite-dependences.c (dependence_polyhedron): Do not use
3809 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
3810 pbb_nb_scattering_transform.
3811 (graphite_legal_transform_dr): Same.
3812 * graphite-poly.c (extend_scattering): Same.
3813 (unify_scattering_dimensions): Same.
3814 (print_scattering_function): Same.
3815 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
3816 PBB_NB_LOCAL_VARIABLES.
3817 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
3818 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
3819 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
3820 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
3821 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
3822 (pbb_nb_scattering_transform): New.
3823 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
3824 (psco_scattering_dim): Add assert on parameters.
3825 (psct_scattering_dim): Same.
3826 (psct_scattering_dim_for_loop_depth): Declared.
3827 (psct_local_var_dim): New.
3828 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
3829 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
3830 correct layout, call pbb_nb_local_vars.
3831 (psct_add_local_variable, psct_add_scattering_dimension): New.
3832 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3833 Initialize PBB_NB_SCATTERING_TRANSFORM.
3834
38352009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3836
3837 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
3838 (set_coef): Renamed ppl_set_coef.
3839 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
3840
38412009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3842
3843 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
3844 test a boolean against 1.
3845 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
3846 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
3847 (pbb_do_interchange): Returns true when a transform has been performed.
3848 (scop_do_interchange): Same.
3849 * graphite-poly.c (apply_poly_transforms): Use the return value of
3850 scop_do_interchange.
3851 * graphite-poly.h (scop_do_interchange): Update declaration.
3852
38532009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
3854
3855 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
3856 after last use.
3857 * sese.c (sese_reset_aux_in_loops): New.
3858 * sese.h (sese_reset_aux_in_loops): New.
3859
38602009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3861
3862 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
3863 multiplier and multiply the constant by the multiplier.
3864 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
3865 (build_poly_dr): Do not use the multiplier to define the subscript.
3866
38672009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3868
3869 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
3870 compiler's data reference. Initialize PDR_CDR.
3871 (print_pdr): Call dump_data_reference.
3872 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
3873 Add compiler_dr field.
3874 (PDR_BB): Renamed PDR_PBB.
3875 (PDR_CDR): New.
3876 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
3877 GCC's data reference representation.
3878 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
3879 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
3880
38812009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3882
3883 * graphite-poly.c (print_scattering_function): Also print the layout.
3884 * graphite-poly.h (pbb_nb_local_vars): New.
3885
38862009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3887
3888 * graphite-poly.c (print_pbb_domain): Also print the layout names.
3889
38902009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3891
3892 * graphite-poly.c (print_pdr, debug_pdr): New.
3893 * graphite-poly.h (print_pdr, debug_pdr): Declared.
3894 (PDR_BASE): Removed.
3895
38962009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3897
45489e99 3898 * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2abae5f1
SP		 3899 ltrans-{1..6,8}.c.
3900
39012009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3902
3903 * graphite-interchange.c (compute_subscript): Allow also -1 in the
3904 subscript identification column.
3905 (pbb_do_interchange): Print to dump_file that some loops "will be
3906 interchanged". Rely on that chain of characters in the testcases.
3907 * gcc.dg/graphite/interchange-0.c: New.
3908 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
3909 interchange-*.c files and compile them with -floop-interchange.
3910
39112009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
3912
3913 * graphite-interchange.c (interchange_profitable_p): Renamed
3914 pbb_interchange_profitable_p.
3915
39162009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3917 Harsha Jagasia <harsha.jagasia@amd.com>
3918 Pranav Garg <pranav.garg2107@gmail.com>
3919
3920 * graphite-interchange.c (interchange_profitable_p): Make static.
3921 (pbb_interchange_loop_depths, pbb_do_interchange,
3922 scop_do_interchange): New.
3923 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
3924 for flag_loop_interchange.
3925 * graphite-poly.h (scop_do_interchange): Declared.
3926 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
3927 flag_loop_interchange is used.
3928
39292009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3930
3931 * graphite-dependences.c (dependence_polyhedron): Update use of
3932 pbb_nb_scattering_dims.
3933 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
3934 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
3935 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
3936 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
3937
39382009-06-16 Sebastian Pop <sebastian.pop@amd.com>
3939
3940 * graphite.c: Cleanup foo.
3941
39422009-06-16 Sebastian Pop <sebastian.pop@amd.com>
3943
3944 * Merge from mainline (r143684:148293).
3945 * Disabled libpcp until it gets fixed.
3946
39472009-06-05 Sebastian Pop <sebastian.pop@amd.com>
3948 Harsha Jagasia <harsha.jagasia@amd.com>
3949
3950 * graphite-interchange.c: New.
3951 * Makefile.in (graphite-interchange.o): New.
3952 * graphite-poly.h (interchange_profitable_p): Declared.
3953 * graphite-ppl.h (value_max): New.
3954
39552009-06-04 Sebastian Pop <sebastian.pop@amd.com>
3956
3957 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
3958 * graphite-poly.h: Fix some comments.
3959 (pdr_dim): New.
3960 (pdr_scop): New.
3961
39622009-06-04 Sebastian Pop <sebastian.pop@amd.com>
3963
3964 * graphite-poly.h
3965 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
3966 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
3967 (pdr_accessp_nb_params): Renamed pdr_nb_params.
3968 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
3969 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
3970 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
3971 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
3972 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
3973 * graphite-clast-to-gimple.c: Same.
3974 * graphite-dependences.c: Same.
3975 * graphite-poly.c: Same.
3976 * graphite-sese-to-poly.c: Same.
3977
39782009-06-03 Sebastian Pop <sebastian.pop@amd.com>
3979
3980 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
3981 expressions for an IV rename, as returned by clast_to_gcc_expression.
3982 (copy_renames): Rename new_name to expr.
3983 * sese.c (debug_rename_elt): Same.
3984 (get_rename): Same.
3985 (set_rename): Same.
3986 (sese_adjust_liveout_phis): Call force_gimple_operand before using
3987 the information from the rename map.
3988 (rename_variables_in_stmt): Same.
3989 (add_loop_exit_phis): Rename new_name to expr.
3990 (insert_loop_close_phis): Same.
3991 (add_guard_exit_phis): Same. Call force_gimple_operand.
3992 * sese.h (struct rename_map_elt): Rename new_name to expr.
3993 (new_rename_map_elt): Same.
3994
39952009-06-03 Sebastian Pop <sebastian.pop@amd.com>
3996
3997 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
3998 * sese.c (set_rename): Make it extern.
3999 * sese.h (set_rename): Declared.
4000
40012009-06-03 Sebastian Pop <sebastian.pop@amd.com>
4002
4003 * graphite-poly.c (extend_scattering): Free values.
4004 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
4005 Free iterators.
4006 (ppl_print_powerset_matrix): Same.
4007 * graphite-scop-detection.c (free_scops_1): New.
4008 (limit_scops): Call free_scops_1.
4009 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
4010 (build_poly_dr): Free PPL coefficients.
4011 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
4012
40132009-06-02 Sebastian Pop <sebastian.pop@amd.com>
4014
4015 * graphite-dependences.c: New.
4016 * graphite-data-ref.c: Removed.
4017 * graphite-data-ref.h: Removed.
4018 * Makefile.in (graphite-data-ref.o): Removed.
4019 (graphite-dependences.o): Added.
4020 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
4021 * graphite-poly.c: Same.
4022 Move the data dependence testing to graphite-dependences.c.
4023
40242009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
4025
4026 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
4027 from graphite_cannot_represent_loop. Code refactored.
4028 (scopdet_basic_block_info): Call graphite_can_represent_loop.
4029
40302009-05-17 Li Feng <nemokingdom@gmail.com>
4031
45489e99 4032 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2abae5f1
SP		 4033 Cover all the testcases (not only the filtered ones).
4034
40352009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
4036
4037 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
4038 unnecessary check. Update comments. Move check for REAL_TYPE here.
4039 (harmful_stmt_in_bb): Remove checks for conditions. This is already
4040 done in (stmt_simple_for_scop_p).
4041
40422009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
4043
4044 * graphite.c (print_global_statistics): New.
4045 (print_graphite_scop_statistic): New.
4046 (print_graphite_statistics): New.
4047 (graphite_initialize, graphite_transform_loops): Print statistics.
4048 * graphite-scop-detection (build_scops): Print statistics.
4049 (print_graphite_scop_statistics): New.
4050 (print_graphite_statistics): New.
4051
40522009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4053
4054 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
4055 (debug_clast_name_index): Removed.
4056 (debug_clast_name_indexes_1): Removed.
4057 (debug_clast_name_indexes): Removed.
4058 (clast_name_index_elt_info): Removed.
4059 (eq_clast_name_indexes): Removed.
4060 (clast_name_to_index): Removed.
4061 (new_clast_name_index): Removed.
4062 (save_clast_name_index): Removed.
4063 (save_var_name): Moved...
4064 (init_sese_params_index): Removed.
4065 (clast_name_to_gcc): Remove use of name_tree.
4066 (initialize_cloog_names): Same.
4067 (gloog): Do not call init_sese_params_index.
4068 * graphite-sese-to-poly.c (save_var_name): ...here.
4069 (parameter_index_in_region): New.
4070 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
4071 (parameter_index_in_region): Removed.
4072 (is_parameter): Remove use of name_tree.
4073 * sese.h (struct name_tree): Removed.
4074 (struct sese): Remove use of name_tree. New field params_names.
4075 (SESE_PARAMS_NAMES): New.
4076 (SESE_PARAMS): Remove duplicate.
4077 (parameter_index_in_region): Removed.
4078 (sese_nb_params): Remove use of name_tree.
4079 (struct clast_name_index): New.
4080 (new_clast_name_index): New.
4081 (clast_name_to_index): New.
4082 (save_clast_name_index): New.
4083 (debug_clast_name_index): New.
4084 (debug_clast_name_indexes_1): New.
4085 (debug_clast_name_indexes): New.
4086 (clast_name_index_elt_info): New.
4087 (eq_clast_name_indexes): New.
4088
40892009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4090
4091 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
4092 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
4093 (graphite_loop_normal_form): Do not pass region. Do not
4094 initialize SESE_OLDIVS.
4095 (build_graphite_loop_normal_form): Update call to
4096 graphite_loop_normal_form.
4097 * sese.c (debug_oldivs): Removed.
4098 (new_sese): Do not initialize SESE_OLDIVS.
4099 (free_sese): Do not free SESE_OLDIVS.
4100 (oldiv_for_loop): Removed.
4101 * sese.h (struct sese): Remove old_ivs.
4102 (SESE_OLDIVS): Removed.
4103 (oldiv_for_loop): Removed.
4104
41052009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4106
4107 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
4108 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
4109 replaced by a call to newivs_to_depth_to_newiv.
4110 (clast_to_gcc_expression): Pass newivs, remove ivstack.
4111 (clast_to_gcc_expression_red): Same.
4112 (gcc_type_for_clast_expr): Same.
4113 (gcc_type_for_clast_eq): Same.
4114 (graphite_translate_clast_equation): Same.
4115 (graphite_create_guard_cond_expr): Same.
4116 (graphite_create_new_guard): Same.
4117 (graphite_create_new_loop): Same.
4118 (build_iv_mapping): Same.
4119 (translate_clast): Same.
4120 (gloog): Same.
4121 (loop_iv_stack_patch_for_consts): Removed. *
4122 sese.c (iv_stack_entry_is_constant): Removed.
4123 (iv_stack_entry_is_iv): Removed.
4124 (loop_iv_stack_push_iv): Removed.
4125 (loop_iv_stack_insert_constant): Removed.
4126 (loop_iv_stack_pop): Removed.
4127 (loop_iv_stack_get_iv): Removed.
4128 (loop_iv_stack_get_iv_from_name): Removed.
4129 (debug_loop_iv_stack): Removed.
4130 (free_loop_iv_stack): Removed.
4131 (loop_iv_stack_remove_constants): Removed. *
4132 sese.h (iv_stack_entry_kind): Removed.
4133 (iv_stack_entry_data_union): Removed.
4134 (iv_stack_entry_struct): Removed.
4135 (iv_stack_entry_p): Removed.
4136 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
4137 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
4138 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
4139 loop_iv_stack_pop, free_loop_iv_stack): Removed.
4140 (gbb_loop_at_index): Fix indenting.
4141 (gbb_loop_index): Removed.
4142
41432009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4144
4145 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
4146 Call clast_name_to_index.
4147
41482009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4149
4150 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
4151 do not pass params. Get params from SESE_PARAMS.
4152 (clast_to_gcc_expression): Same.
4153 (clast_to_gcc_expression_red): Same.
4154 (gcc_type_for_clast_eq): Same.
4155 (graphite_translate_clast_equation): Same.
4156 (graphite_create_new_loop): Same.
4157 * sese.c (rename_variables_in_stmt): Fix comment.
4158
41592009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4160
4161 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
4162 newivs_index.
4163 Call save_clast_name_index.
4164 (translate_clast): Pass newivs_index.
4165 (gloog): Create and free newivs_index.
4166
41672009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4168
4169 * graphite-clast-to-gimple.c (clast_name_index): New structure.
4170 (clast_name_index_p): New type.
4171 (debug_clast_name_index): New.
4172 (debug_clast_name_indexes_1): New.
4173 (debug_clast_name_indexes): New.
4174 (clast_name_index_elt_info): New.
4175 (eq_clast_name_indexes): New.
4176 (clast_name_to_index): New.
4177 (new_clast_name_index): New.
4178 (save_clast_name_index): New.
4179 (init_sese_params_index): New.
4180 (gloog): Call init_sese_params_index.
4181 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
4182 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
4183 (free_sese): Free SESE_PARAMS_INDEX.
4184 * sese.h (struct sese): Add params_index.
4185 (SESE_PARAMS_INDEX): New.
4186
41872009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4188
4189 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
4190 (graphite_create_new_loop): Pass the newivs vector. Push the
4191 newly created IV to newivs.
4192 (translate_clast): Pass the newivs vector.
4193 (gloog): Create and destroy the newivs vector.
4194
41952009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4196
4197 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
4198 (graphite_loop_normal_form): Initialize loop->aux with the unique
4199 IV that has been created.
4200
42012009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
4202
4203 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
4204 scev with parameters in the base part. They where forbidden
4205 exidently.
4206
42072009-05-11 Li Feng <nemokingdom@gmail.com>
4208
45489e99 4209 * gcc.dg/graphite/graphite.exp: Set different default
2abae5f1 4210 compile options by file names.
45489e99
SP		 4211 * gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
4212 * gcc.dg/graphite/id-{1-9}.c: Ditto.
4213 * gcc.dg/graphite/scop-{0-20}.c: Ditto.
4214 * gcc.dg/graphite/scop-matmult.c: Ditto.
2abae5f1
SP		 4215
42162009-05-08 Li Feng <nemokingdom@gmail.com>
4217
45489e99
SP		 4218 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
4219 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
4220 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
4221 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2abae5f1
SP		 4222
42232009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
4224
4225 * graphite-scop-detection (build_scops_1): Fix little bug introduced
4226 by final cleanup.
4227
42282009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
4229
4230 * graphite-scop-detection.c (graphite_can_represent_scev): Only
4231 allow integer constant strides.
4232 (graphite_can_represent_expr): Depend on outermost_loop.
4233 (stmt_simple_memref_p, graphite_cannot_represent_loop,
4234 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
4235 build_scops_1): Same.
4236 (scopdet_basic_block_info): Same and insert layered SCoP
4237 detection.
4238 (try_generate_gimple_bb): Cleanup.
4239 (build_scops): Enable data references.
4240
45489e99
SP		 4241 * gcc.dg/graphite/id-5.c: New.
4242 * gcc.dg/graphite/id-9.c: New.
2abae5f1
SP		 4243 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4244 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
4245
42462009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4247
4248 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
4249 that we have not yet built for this SCoP.
4250
42512009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4252
4253 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
4254 for complex numbers.
4255
42562009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4257
4258 * graphite-ppl.c: Fix build if cloog is not available.
4259
42602009-05-04 Li Feng <nemokingdom@gmail.com>
4261
4262 * tree-parloops.c (loop_parallel_p): Remove construction of
4263 NITER and REDUCTION_LIST.
4264 (try_get_loop_niter): New.
4265 (try_create_reduction_list): New.
4266 (parallelize_loops): Bypass the failed checkings in autopar
4267 when can_be_parallel in loop structure is set to true.
4268
42692009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
4270
45489e99
SP		 4271 * gcc.dg/graphite/id-6.c: Update testcase.
4272 * gcc.dg/graphite/scop-3.c: Dito.
2abae5f1
SP		 4273
42742009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
4275
4276 * graphite-scop-detection.c (stmt_simple_for_scop_p):
4277 Enable EQ_EXPR and NE_EXPR again.
4278
42792009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
4280
4281 * graphite-scop-detection.c (graphite_can_represent_scev):
4282 Add check if scev is affine multivariate.
4283 (harmful_stmt_in_bb): Check if we can represent the conditions.
4284 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
4285 harmful_stmt_in_bb.
45489e99 4286 * gcc.dg/graphite/id-7.c: New.
2abae5f1
SP		 4287
42882009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
4289
4290 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
4291 Check all bbs in region, not only the bbs that are represented in
4292 GRAPHITE.
4293 (build_poly_scop): Add newline.
45489e99 4294 * gcc.dg/graphite/id-8.c: New.
2abae5f1
SP		 4295
42962009-04-30 Li Feng <nemokingdom@gmail.com>
4297
4298 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
4299 when loop initialize.
4300 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
4301 * common.opt: Declare flag_graphite_force_parallel.
4302 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
4303 loop parallel.
4304 * graphite-poly.c (apply_poly_transforms): Introduce
4305 flag_graphite_force_parallel.
4306 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
4307 * toplev.c (process_options): ditto and replace a not correctly
4308 encoded space.
4309
43102009-04-30 Li Feng <nemokingdom@gmail.com>
4311
4312 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
4313 Change the call of gbb_loop_at_index and/or gbb_loop_index due
4314 to the redefinition.
4315 (compute_cloog_iv_types_1): ditto.
4316 (build_iv_mapping): ditto.
4317 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
4318 initialization.
4319 (free_gimple_bb): Removed GBB_LOOPS related free part.
4320 (build_bb_loops): Removed.
4321 * sese.h (struct gimple_bb): Removed loops.
4322 (GBB_LOOPS): Removed.
4323 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
4324 (gbb_loop_index): ditto.
4325
43262009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
4327
4328 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
4329 allow non constant strides.
45489e99 4330 * gcc.dg/graphite/scop-20.c: New.
2abae5f1
SP		 4331
43322009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4333
4334 * graphite-scop-detection.c (dot_all_scops): Fix system call
4335 return value warning.
4336 (dot_scop): Same.
4337
43382009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4339
45489e99
SP		 4340 * gcc.dg/graphite/id-6.c: Fix pattern.
4341 * gcc.dg/graphite/scop-3.c: Same.
2abae5f1
SP		 4342
43432009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4344
4345 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
4346 build_pairwise_constraint, dr_equality_constraints,
4347 build_pairwise_scheduling_equality,
4348 build_pairwise_scheduling_inequality, lexicographically_gt_p,
4349 build_lexicographically_gt_constraint, dependence_polyhedron,
4350 graphite_legal_transform_dr, graphite_legal_transform_bb,
4351 graphite_legal_transform): New.
4352 * graphite-poly.h (graphite_legal_transform): Declared.
4353 * graphite-sese-to-poly.c (build_poly_scop): Call to
4354 graphite_legal_transform is disabled for the moment.
4355
43562009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4357
4358 * graphite-poly.h (pbb_nb_scattering_dims): New.
4359 (pbb_nb_scattering): Use it.
4360
43612009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4362
4363 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
4364 Pointset_Powerset version of ppl_insert_dimensions.
4365 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
4366
43672009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4368
4369 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
4370
43712009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4372
4373 * graphite-poly.h: Fix comment.
4374
43752009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4376
4377 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
4378
43792009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
4380
4381 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
4382 statements.
4383
43842009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
4385
4386 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
4387 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
4388 conditions.
4389
43902009-04-20 Sebastian Pop <sebastian.pop@amd.com>
4391
4392 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
4393 handle EQ_EXPR and NE_EXPR.
4394
43952009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
4396
4397 * graphite-poly.h (poly_dr): Fix comment.
4398
43992009-04-09 Sebastian Pop <sebastian.pop@amd.com>
4400 Tobias Grosser <grosser@fim.uni-passau.de>
4401
4402 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
4403 with a zero dimension polyhedron.
4404 (find_scop_parameters): Move the call to scop_set_nb_params here.
4405 (build_loop_iteration_domains): Store in loop->aux the iteration
4406 domain polyhedron.
4407 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
4408 by any loop in scop.
4409 (build_poly_scop): Do not call scop_set_nb_params.
4410
44112009-04-09 Sebastian Pop <sebastian.pop@amd.com>
4412 Tobias Grosser <grosser@fim.uni-passau.de>
4413
4414 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
4415 add_condition_to_domain not GT_EXPR.
4416
44172009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
4418
4419 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
4420 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
4421 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
4422 upper_bound_assign to calculate unions.
45489e99 4423 * gcc.dg/graphite/id-6.c: New.
2abae5f1
SP		 4424
44252009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
4426
4427 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
4428 handle abnormal edges.
4429
44302009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
4431
4432 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
4433 (free_poly_bb): Also free poly_drs.
4434 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
4435 (poly_dr): Polyhedron to Pointset_Powerset.
4436 (pdr_accessp_nb_subscripts): Same.
4437 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
4438 poly_drs.
4439
44402009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4441
4442 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
4443 names into more meaningful names.
4444
44452009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4446
45489e99
SP		 4447 * gfortran.dg/graphite/interchange-1.c: New.
4448 * gfortran.dg/graphite/interchange-2.c: New.
2abae5f1
SP		 4449
44502009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4451
4452 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
4453 the reduction_list.
4454 * tree-parloops.c (rewrite_phi_with_iv): New.
4455 (rewrite_all_phi_nodes_with_iv): New.
4456 (canonicalize_loop_ivs): Call them.
4457
44582009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4459
4460 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
4461 graphite_find_data_references_in_stmt.
4462 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4463 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4464
44652009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4466
4467 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
4468
44692009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4470
4471 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
4472 instead of bb_in_region.
4473 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
4474 (build_sese_conditions): Use flag_bb_in_sese.
4475 * sese.c (register_bb_in_sese): Removed.
4476 (new_sese): Remove initialization of SESE_REGION_BBS.
4477 (free_sese): Do not free SESE_REGION_BBS.
4478 * sese.h (struct sese): Remove field region_basic_blocks.
4479 (SESE_REGION_BBS): Removed.
4480 (bb_in_sese_p): Implement in function of bb_in_region.
4481
44822009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4483
4484 * graphite-scop-detection.c (limit_scops): Deal only with single exit
4485 loops.
4486
44872009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
4488
4489 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
4490 and EQ_EXPR.
4491 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
4492 (add_condition_to_domain): New.
4493 (add_condition_to_pbb): New.
4494 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
45489e99 4495 * gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2abae5f1
SP		 4496
44972009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
4498
4499 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
4500 ppl_Pointset_Powerset.
4501 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
4502 * graphite-poly.h (poly_bb): poly_bb.domain Same.
4503 (pbb_nb_loops): Same.
4504 * graphite-sese-to-poly.c (build_loop_iteration_domains,
4505 add_conditions_to_domain): Same.
4506 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
4507 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
4508 ppl_const_Polyhedron_t.
4509 (ppl_print_powerset_matrix): New.
4510 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
4511 ppl_print_powerset_matrix): New.
4512 (ppl_print_polyhedron_matrix): Updated.
4513
45142009-04-07 Sebastian Pop <sebastian.pop@amd.com>
4515
4516 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
4517
45182009-04-07 Sebastian Pop <sebastian.pop@amd.com>
4519
4520 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
4521 (print_iteration_domains, debug_iteration_domain,
4522 debug_iteration_domains): New.
4523 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
4524 debug_iteration_domains): Declared.
4525 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
4526 indenting.
4527
45282009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
4529 Sebastian Pop <sebastian.pop@amd.com>
4530
4531 * graphite-poly.h (print_iteration_domain): New.
4532 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
4533 (build_sese_conditions_1, build_sese_conditions_after,
4534 build_sese_conditions_before): New.
4535 (build_sese_conditions): Rewritten.
4536
45372009-04-03 Sebastian Pop <sebastian.pop@amd.com>
4538 Tobias Grosser <grosser@fim.uni-passau.de>
4539
4540 Cleanup of code generation liveouts.
4541 * graphite-clast-to-gimple.c (translate_clast): Use a single
4542 rename_map instead of one per translated statement.
4543 Do not use SESE_LIVEOUT_RENAMES.
4544 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
4545 (gloog): Do not use SESE_LIVEOUT_RENAMES.
4546 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
4547 phi node of a reduction: when a loop contains a reduction used outside
4548 the loop, there should be a scalar close phi node on the exit block.
4549 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
4550 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
4551 (free_sese): Do not free them.
4552 (sese_build_liveouts_use): Do not use them.
4553 (sese_build_liveouts_bb): Same.
4554 (sese_build_liveouts): Same.
4555 (sese_insert_phis_for_liveouts): Same.
4556 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
4557 (defined_in_loop_p): New.
4558 (alive_after_loop): New.
4559 (close_phi_not_yet_inserted_p): New.
4560 (struct alep, alep_p): New.
4561 (add_loop_exit_phis): Remove from the rename_map all the names defined
4562 in the code generated loop.
4563 (insert_loop_close_phis): Traverse the rename_map passed to it.
4564 Don't use SESE_LIVEOUT_RENAMES.
4565 (default_liveout_before_guard): Renamed default_before_guard.
4566 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
4567 (graphite_copy_stmts_from_block): Do not directly call set_rename.
4568 (register_sese_liveout_renames): Removed.
4569 (copy_bb_and_scalar_dependences): Do not call it.
4570 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
4571 reduction_list.
4572 (SESE_LIVEOUT): Removed.
4573 (SESE_LIVEOUT_RENAMES): Removed.
4574 (SESE_REDUCTION_LIST): Removed.
4575 (sese_build_liveouts): Removed.
4576 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
4577 (insert_loop_close_phis): Pass a htab_t instead of a sese.
4578 (insert_guard_phis): Same.
4579 (rename_map_elt): Declare a VEC of them.
4580 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
4581 trees not pointers to trees.
4582
4583 Rewrite in canonical close SSA form:
4584 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
4585 (limit_scops): Close the scop after the block containing the close phi
4586 nodes.
4587 (canonicalize_loop_closed_ssa): New.
4588 (canonicalize_loop_closed_ssa_form): New.
4589 (build_scops): Call canonicalize_loop_closed_ssa_form.
4590
4591 * graphite-sese-to-poly.c: Fix typos.
4592
45932009-04-03 Sebastian Pop <sebastian.pop@amd.com>
4594
4595 * graphite-poly.c (print_scattering_function, print_pbb_domain):
4596 Extended.
4597 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
4598 (print_pbb): Add conditions.
4599
46002009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
4601 Sebastian Pop <sebastian.pop@amd.com>
4602
4603 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
4604 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
4605 (build_scop_bbs_1): New.
4606 (build_scop_bbs): Rewrite.
4607 * sese.h (bb_in_region): New.
4608
46092009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
4610
4611 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
4612 poly_drs vector.
4613 (print_scop): Style.
4614 * graphite-poly.h (poly_bb): Add drs vector.
4615 (PBB_DRS): Add accessor.
4616 * graphite-sese-to-poly.c (build_poly_dr): New.
4617 (build_pbb_drs, build_scop_drs): New.
4618 (build_poly_scop): call build_scop_drs (Disabled at the moment).
4619
46202009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
4621
4622 * tree-ssa-loop.c: Include forgotten toplev.h
4623
46242009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
4625
4626 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
45489e99
SP		 4627 * gcc.dg/graphite/pr37883.c: Remove -floop-*
4628 * gcc.dg/graphite/pr37928.c: Same
4629 * gcc.dg/graphite/pr38409.c: Same
4630 * gcc.dg/graphite/pr38498.c: Same
4631 * gcc.dg/graphite/pr38559.c: Same
4632 * gcc.dg/graphite/pr39335.c: Same
4633 * gcc.dg/graphite/pr39335_1.c: Same
4634 * gfortran.dg/graphite/block-2.f: Same
2abae5f1
SP		 4635 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
4636 with -floop-*.
4637
46382009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
4639
4640 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
4641 build_access_matrix, build_scop_data_accesses): Remove access function
4642 building. (We get a new version soon).
4643 (build_bb_loops, scan_tree_for_params_right_scev): Update.
4644 * sese.h (nb_loops_around_loop_in_sese): Remove.
4645 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
4646
46472009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
4648 Sebastian Pop <sebastian.pop@amd.com>
4649
4650 * graphite-scop-detection.c (struct scopdet_info): Rename last
4651 field to exit.
4652 (scopdet_basic_block_info, build_scops_1): Don't use
4653 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
4654
46552009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
4656 Sebastian Pop <sebastian.pop@amd.com>
4657
4658 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
4659 * sese.c (sese_build_liveouts_use): Renamed from
4660 sese_build_livein_liveouts_use. Remove liveins.
4661 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
4662 Call sese_build_liveouts_use.
4663 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
4664 Call sese_build_liveouts_bb.
4665 (new_sese, free_sese): Remove liveins.
4666 (sese_add_exit_phis_var): Deleted.
4667 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
4668 directly.
4669 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
4670
4671 * sese.h (sese): Remove num_ver and livein.
4672 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
4673
46742009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
4675
4676 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
4677
46782009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
4679
4680 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
4681 (build_scop_scattering): Do not use compare_prefix_loops any more.
4682 (nb_common_loops): New.
4683
46842009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4685
4686 * sese.c (get_new_name_from_old_name): Renamed get_rename.
4687 (register_old_and_new_names): Renamed set_rename.
4688
46892009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4690
4691 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
4692 of the decl from the previous commit.
4693
46942009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4695
4696 * graphite-scop-detection.c (dot_scop): New.
4697 * graphite-scop-detection.h (dot_scop): Declared.
4698
46992009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4700
4701 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
4702
47032009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4704
4705 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
4706 condition at the end of the loop.
4707 * graphite.c (graphite_initialize, graphite_finalize): Print to
4708 dump_file the compiled function.
4709 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
4710 of create_empty_loop_on_edge.
4711 (translate_clast): Update the code generation of loops for the new
4712 shape of loops.
4713 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
4714
47152009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4716
4717 Reverted the patch from 2009-03-19.
4718
47192009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
4720
4721 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
4722 poly_drs vector.
4723 (print_scop): Style.
4724 * graphite-poly.h (poly_bb): Add drs vector.
4725 (PBB_DRS): Add accessor.
4726 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
4727 (build_access_matrix_with_af, build_access_matrix,
4728 build_scop_data_accesses): Delete.
4729 (build_poly_dr): New.
4730 (build_pbb_drs, build_scop_drs): New.
4731 (build_poly_scop): call build_scop_drs.
4732
47332009-03-13 Sebastian Pop <sebastian.pop@amd.com>
4734
4735 * graphite-scop-detection.c (dot_all_scops_1): Close the table
4736 once per basic block.
4737
47382009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
4739
4740 * graphite-scop-detection.c (graphite_can_represent_scev): New.
4741 (graphite_can_represent_expr): Renamed from loop_affine_expr
4742 and enhanced.
4743 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
4744 (graphite_cannot_represent_loop): Add scop_entry to parameters.
4745 (scopdet_basic_block_info): Actually define entry_block.
4746 (stmt_simple_memref_p): Moved here from ...
4747
4748 * tree-data-ref.c (stmt_simple_memref_p): here.
4749 * tree-data-ref.h (stmt_simple_memref_p): Removed.
4750
47512009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
4752
45489e99 4753 * gcc.dg/graphite/id-4.c: New.
2abae5f1
SP		 4754
47552009-03-12 Sebastian Pop <sebastian.pop@amd.com>
4756
4757 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
4758 (register_old_and_new_names): Update the content of the map.
4759 When there was already a rename_map_elt in the map at that
4760 location, free it.
4761 (copy_bb_and_scalar_dependences): Do rename_variables after
4762 expand_scalar_variables.
4763 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4764 of the map. When there was already a rename_map_elt in the
4765 map at that location, free it.
4766 (translate_clast): Pass the rename_map. Do not initialize and free
4767 a rename_map per stmt_user.
4768 (gloog): Initialize and free one rename_map and pass it to
4769 translate_clast.
4770
47712009-03-12 Sebastian Pop <sebastian.pop@amd.com>
4772
4773 * sese.c (expand_scalar_variables_stmt,
4774 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
4775 parameter.
4776 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
4777 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
4778 the gimple_stmt_iterator of the statement to be expanded.
4779 * graphite-scop-detection.c (is_simple_operand): Do handle
4780 REALPART_EXPR.
4781
47822009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4783
4784 * graphite-scop-detection.c (is_simple_operand): Do not handle
4785 REALPART_EXPR.
45489e99 4786 * gcc.dg/graphite/id-2.c: New.
2abae5f1
SP		 4787
4788 * graphite-sese-to-poly.c (build_bb_loops,
4789 add_value_to_dim, scan_tree_for_params_right_scev,
4790 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
4791 find_params_in_bb, build_loop_iteration_domains,
4792 add_conditions_to_domain): Remove subtract.
4793
47942009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4795
4796 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
4797 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
4798 pbb_loop_at_index -> gbb_loop_at_index.
4799 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
4800 (debug_loop_vec): Delete.
4801 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
4802 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
4803 (PBB_LOOPS): Removed.
4804 (PBB_BLACK_BOX): Insert cast.
4805 (pbb_set_black_box): New setter.
4806 (pbb_loop_at_index, pbb_loop_index): Removed.
4807 (scop_set_region, scop_set_nb_params): New.
4808 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
4809 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
4810 (build_poly_scop): Use scop_set_nb_params.
4811 * sese.h (gimple_bb): Add LOOPS.
4812 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
4813
48142009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4815
4816 Revert previous commit.
4817
48182009-03-11 Sebastian Pop <sebastian.pop@amd.com>
4819
4820 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
4821 (register_old_and_new_names): Update the content of the map.
4822 When there was already a rename_map_elt in the map at that
4823 location, free it.
4824 (copy_bb_and_scalar_dependences): Do rename_variables after
4825 expand_scalar_variables.
4826 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4827 of the map. When there was already a rename_map_elt in the
4828 map at that location, free it.
4829 (translate_clast): Pass the rename_map. Do not initialize and free
4830 a rename_map per stmt_user.
4831 (gloog): Initialize and free one rename_map and pass it to
4832 translate_clast.
4833
48342009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4835
4836 Remove forgotten line in revert.
4837
48382009-03-11 Sebastian Pop <sebastian.pop@amd.com>
4839
4840 Revert previous commit.
4841
48422009-03-10 Sebastian Pop <sebastian.pop@amd.com>
4843
4844 * sese.c (register_old_and_new_names): Update the content
4845 of the map. When there was already a rename_map_elt in the
4846 map at that location, free it.
4847 (copy_bb_and_scalar_dependences): Do rename_variables after
4848 expand_scalar_variables.
4849 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4850 of the map. When there was already a rename_map_elt in the
4851 map at that location, free it.
4852 (translate_clast): Pass the rename_map. Do not initialize and free
4853 a rename_map per stmt_user.
4854 (gloog): Initialize and free one rename_map and pass it to
4855 translate_clast.
4856
48572009-03-10 Sebastian Pop <sebastian.pop@amd.com>
4858
4859 * graphite-clast-to-gimple.c (translate_clast): context_loop
4860 is never NULL.
4861
48622009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
4863 Sebastian Pop <sebastian.pop@amd.com>
4864
4865 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
4866 of the use of ppl_Polyhedron_map_space_dimensions.
4867
48682009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
4869 Sebastian Pop <sebastian.pop@amd.com>
4870
4871 * graphite-poly.c (unify_scattering_dimensions): Fix types.
4872 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
4873 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
4874 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
4875 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
4876 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
4877 pbb_nb_params): New.
4878 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
4879 nb_loops_around_pbb): Adapt return types.
4880
48812009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
4882
4883 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
4884 graphite-clast-to-gimple.o, graphite-data-ref.o,
4885 graphite-scop-detection.o, graphite-poly.o): Add
4886 more headers.
4887
48882009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
4889
4890 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
4891 graphite-clast-to-gimple.o, graphite-data-ref.o,
4892 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
4893
48942009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
4895
45489e99
SP		 4896 * gcc.dg/graphite/pr37485.c: Remove -floop-block
4897 * gcc.dg/graphite/pr37828.c: Same.
4898 * gcc.dg/graphite/pr37684.c: Same.
4899 * gcc.dg/graphite/block-0.c: Same.
4900 * gcc.dg/graphite/block-1.c: Same.
4901 * gcc.dg/graphite/block-2.c: Same.
4902 * gcc.dg/graphite/block-3.c: Same.
4903 * gcc.dg/graphite/block-4.c: Same.
4904 * gcc.dg/graphite/block-5.c: Same.
4905 * gcc.dg/graphite/block-6.c: Same.
4906 * gfortran.dg/graphite/pr38083.f90: Same.
4907 * gfortran.dg/graphite/block-1.f90: Same.
4908 * gfortran.dg/graphite/block-3.f90: Same.
4909 * gfortran.dg/graphite/pr37852.f90: Same.
4910 * gfortran.dg/graphite/block-4.f90: Same.
4911 * gfortran.dg/graphite/pr37980.f90: Same.
4912 * gfortran.dg/graphite/pr38953.f90: Same.
4913 * gfortran.dg/graphite/pr37857.f90: Same.
2abae5f1
SP		 4914 * opts.c: Remove -floop-block from -O2.
4915 * graphite-poly.c: Fail if -floop-block -floop-interchange or
4916 -floop-strip-mine are used.
4917
49182009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
4919 Sebastian Pop <sebastian.pop@amd.com>
4920
4921 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
4922 dimensions.
4923 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
4924 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
4925 strip_mine_profitable_p, is_interchange_valid,
4926 graphite_trans_bb_block, graphite_trans_loop_block,
4927 graphite_trans_scop_block): Temporary removed.
4928 (extend_scattering, unify_scattering_dimensions): New.
4929 (print_scattering_function, graphite_read_transforms):
4930 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
4931 (graphite_generate_scattering_fns): Removed.
4932 (apply_poly_transforms): Cleanup.
4933 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
4934 (schedule_to_scattering): Moved.
4935 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
4936 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
4937 (pbb_nb_scattering): New.
4938 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
4939 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
4940 Removed.
4941 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
4942 shift_poly.
4943 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
4944 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
4945 -> PBB_TRANSFORMED_SCATTERING.
4946 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
4947 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
4948 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
4949 (check_poly_representation): Do not return bool.
4950 (graphite_transform_loops): Reformat.
4951 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
4952
49532009-03-04 Sebastian Pop <sebastian.pop@amd.com>
4954
4955 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
4956 debug_pbb_domain, debug_pbb, debug_scop): New.
4957 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
4958 debug_pbb_domain, debug_pbb, debug_scop): Declared.
4959
49602009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4961
4962 PR middle-end/39335
4963 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4964 when the type precision of the induction variable should be
4965 larger than the type precision of nit.
4966 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4967 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
4968 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4969
45489e99
SP		 4970 * gcc.dg/graphite/pr39335_1.c: New.
4971 * gcc.dg/graphite/pr39335.c: New.
2abae5f1
SP		 4972
49732009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4974
4975 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
4976 SSA_NAMES not struct reduction_info.
4977
49782009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4979
4980 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
4981
49822009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4983 Tobias Grosser <grosser@fim.uni-passau.de>
4984
4985 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
4986 (free_sese): Free SESE_REDUCTION_LIST.
4987 * sese.h (struct sese): Add field reduction_list.
4988 (SESE_REDUCTION_LIST): New.
4989 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
4990 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
4991
49922009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4993 Tobias Grosser <grosser@fim.uni-passau.de>
4994
4995 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
4996 of loop_p.
4997
49982009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4999 Tobias Grosser <grosser@fim.uni-passau.de>
5000
5001 * tree-parloops.c (struct brli, build_reduction_list_info,
5002 analyze_reduction_list, gather_scalar_reductions): New.
5003 (loop_parallel_p): Build a reduction list containing only
5004 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
5005 (gen_parallel_loop): Call the analysis analyze_reduction_list.
5006 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
5007 * tree-flow.h (gather_scalar_reductions): Declared.
5008
50092009-02-26 Sebastian Pop <sebastian.pop@amd.com>
5010
5011 PR middle-end/39308
5012 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
5013 number_of_iterations_exit from a gcc_assert.
5014
50152009-02-25 Sebastian Pop <sebastian.pop@amd.com>
5016 Jan Sjodin <jan.sjodin@amd.com>
5017
5018 * output.h (graphite_out_file, graphite_in_file): Declared.
5019 * toplev.c (graphite_out_file, graphite_in_file): New.
5020 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
5021 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
5022 Don't call schedule_to_scattering.
5023 * common.opt (fgraphite-write, fgraphite-read): New.
5024 * graphite-poly.c: Include output.h.
5025 (print_scattering_function, print_scattering_functions,
5026 debug_scattering_function, debug_scattering_functions,
5027 graphite_write_transforms, graphite_read_transforms,
5028 graphite_generate_scattering_fns): New.
5029 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
5030 Call graphite_generate_scattering_fns, graphite_write_transforms,
5031 graphite_read_transforms.
5032 (new_poly_bb): Initialize PBB_SCATTERING.
5033 (free_poly_bb): Free PBB_SCATTERING.
5034 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
5035 * graphite-poly.h (struct poly_bb): Add field scattering.
5036 (PBB_SCATTERING): New.
5037 (print_scattering_function, print_scattering_functions,
5038 debug_scattering_function, debug_scattering_functions): Declared.
5039 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
5040 GMP values, not integers!
5041 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
5042 ppl_read_polyhedron_matrix): New.
5043 * graphite-ppl.h (ppl_print_polyhedron_matrix,
5044 debug_ppl_polyhedron_matrix,
5045 ppl_read_polyhedron_matrix): Declared.
5046 * Makefile.in (graphite-poly.o): Depends on output.h.
5047
50482009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5049 Tobias Grosser <grosser@fim.uni-passau.de>
5050
5051 Revert this change:
5052 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
5053 scalar evolutions in the scop_entry->loop_father.
5054
50552009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5056 Tobias Grosser <grosser@fim.uni-passau.de>
5057
5058 * graphite.h (ref_nb_loops): Remove declaration.
5059 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
5060 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
5061 debug_gbb): Moved to sese.h.
5062 * sese.h: As said.
5063
50642009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5065 Tobias Grosser <grosser@fim.uni-passau.de>
5066
5067 * graphite-data-ref.[ch]: Disable.
5068
50692009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5070 Tobias Grosser <grosser@fim.uni-passau.de>
5071
5072 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
5073 scalar evolutions in the scop_entry->loop_father.
5074
50752009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5076
5077 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
5078 (graphite_cannot_represent_loop_niter): Renamed
5079 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
5080 (limit_scops): build_sese_loop_nests does not return a bool.
5081 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
5082 * sese.c (nb_reductions_in_loop): ... from here.
5083 (graphite_loop_normal_form): ... from here.
5084 (sese_record_loop): Does not fail, so does not return a bool.
5085 (build_sese_loop_nests): Same.
5086 * sese.h (build_sese_loop_nests): Update declaration.
5087 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
5088 (build_graphite_loop_normal_form): New.
5089 (gloog): Call build_graphite_loop_normal_form.
5090 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
5091 build_sese_loop_nests.
5092
45489e99 5093 * gcc.dg/graphite/id-1.c: New.
2abae5f1
SP		 5094
50952009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5096 Tobias Grosser <grosser@fim.uni-passau.de>
5097
5098 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
5099 The SCoP detection fix is sufficient.
5100
51012009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5102
5103 PR tree-optimization/39260
5104 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
5105 the basic block contains a condition with a real type.
5106 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
5107
5108 * gcc.dg/graphite/pr39260.c: New.
5109
51102009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5111
5112 * graphite-poly.c: Inlcude params.h.
5113 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
5114 the size of a tile.
5115 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
5116 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
5117
51182009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5119 Tobias Grosser <grosser@fim.uni-passau.de>
5120
5121 * graphite-scop-detection.c (dot_all_scops_1,
5122 dot_all_scops): Moved here.
5123 * graphite-scop-detection.h (dot_all_scops): Declared here.
5124 * graphite.c (graphite_initialize, graphite_finalize): New.
5125 (graphite_transform_loops): Cleaned up.
5126 * sese.c (debug_oldivs): Moved here.
5127 * graphite-poly.c (graphite_apply_transformations): Renamed
5128 apply_poly_transforms.
5129 (debug_loop_vec): Moved here.
5130 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
5131 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
5132 find_scop_parameters, build_scop_iteration_domain,
5133 add_conditions_to_constraints, build_scop_canonical_schedules,
5134 build_scop_data_accesses): Now static.
5135 (build_poly_scop, check_poly_representation): New.
5136
51372009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5138
5139 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
5140 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
5141 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
5142 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
5143 scan_tree_for_params_right_scev, scan_tree_for_params_int,
5144 scan_tree_for_params, struct irp_data, dx_record_params,
5145 find_params_in_bb, find_scop_parameters, gbb_from_bb,
5146 build_loop_iteration_domains, add_conditions_to_domain,
5147 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
5148 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
5149 build_sese_conditions, add_conditions_to_constraints,
5150 build_scop_iteration_domain, build_access_matrix_with_af,
5151 build_access_matrix,
5152 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
5153
5154 * graphite-sese-to-poly.c: New.
5155 * graphite-sese-to-poly.h: New.
5156
5157 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
5158
51592009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5160
5161 * graphite.c: Split graphite code generation to a new file.
5162 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
5163 max_precision_type, clast_to_gcc_expression_red,
5164 clast_to_gcc_expression, gcc_type_for_clast_expr,
5165 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
5166 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
5167 graphite_create_new_guard, clast_get_body_of_loop,
5168 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
5169 graphite_create_new_loop, build_iv_mapping, copy_renames,
5170 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
5171 compute_cloog_iv_types, free_scattering, save_var_name,
5172 initialize_cloog_names, build_scop_context, build_cloog_prog,
5173 set_cloog_options, debug_clast_stmt, scop_to_clast,
5174 print_generated_program, debug_generated_program,
5175 gloog): Moved to graphite-clast-to-gimple.c.
5176
5177 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
5178
5179 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
5180 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
5181 loop_iv_stack_pop, loop_iv_stack_get_iv,
5182 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
5183 free_loop_iv_stack, loop_iv_stack_remove_constants,
5184 debug_rename_elt, debug_rename_map_1, debug_rename_map,
5185 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
5186 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
5187 eq_ivtype_map_elts, sese_add_exit_phis_edge,
5188 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
5189 get_vdef_before_sese, sese_adjust_vphi,
5190 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
5191 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
5192 is_iv, expand_scalar_variables_ssa_name,
5193 expand_scalar_variables_expr, expand_scalar_variables_stmt,
5194 expand_scalar_variables, rename_variables, remove_condition,
5195 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
5196 add_loop_exit_phis, insert_loop_close_phis, struct igp,
5197 default_liveout_before_guard, add_guard_exit_phis,
5198 insert_guard_phis, register_old_and_new_names,
5199 graphite_copy_stmts_from_block, register_sese_liveout_renames,
5200 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
5201 if_region_set_false_region, create_if_region_on_edge,
5202 move_sese_in_condition): Moved to sese.c.
5203
5204 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
5205 if_region_exit, if_region_get_condition_block,
5206 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
5207 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
5208 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
5209 ivtype_map_elt, new_ivtype_map_elt,
5210 recompute_all_dominators): Moved to sese.h.
5211
5212 * graphite-clast-to-gimple.c: New.
5213 * graphite-clast-to-gimple.h: New.
5214 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
5215 * sese.c: Modified as said above.
5216 * sese.h: Same.
5217
52182009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5219
5220 * graphite.c: Split scop detection to a new file.
5221 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
5222 move_sd_regions, loop_affine_expr, exclude_component_ref,
5223 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
5224 graphite_cannot_represent_loop_niter, struct scopdet_info,
5225 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
5226 find_single_entry_edge, find_single_exit_edge,
5227 create_single_entry_edge, sd_region_without_exit,
5228 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
5229 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
5230 Moved to graphite-scop-detection.c.
5231
5232 * graphite-scop-detection.c: New.
5233 * graphite-scop-detection.h: New.
5234 * Makefile.in: Add new rule for graphite-scop-detection.o.
5235
5236 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
5237 tree-scalar-evolution.h.
5238 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
5239 build_sese_loop_nests): Moved here from graphite.c.
5240 (param_index): Renamed parameter_index_in_region.
5241
52422009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
5243 Sebastian Pop <sebastian.pop@amd.com>
5244
5245 * gcc.dg/graphite/block-0.c: Expected to fail now.
5246 * gcc.dg/graphite/block-1.c: Same.
5247 * gcc.dg/graphite/block-5.c: Same.
5248 * gcc.dg/graphite/block-6.c: Same.
5249
52502009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
5251 Sebastian Pop <sebastian.pop@amd.com>
5252
5253 * graphite.h: Separate from graphite_bb_p the polyhedral
5254 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
5255 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
5256 graphite-data-ref.h.
5257 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
5258 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
5259 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
5260 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
5261 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
5262 scop_nb_params): Moved to graphite-poly.h.
5263 * graphite-data-ref.c: Same.
5264 * graphite-data-ref.h: New.
5265 * graphite.c: Same.
5266 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
5267 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
5268 is_interchange_valid, graphite_trans_bb_block,
5269 graphite_trans_loop_block, scop_max_loop_depth,
5270 graphite_trans_scop_block, graphite_apply_transformations,
5271 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
5272 graphite-poly.c.
5273 * graphite-poly.h: New.
5274 * graphite-poly.c: New.
5275 * Makefile.in (OBJS-common): Add graphite-poly.o.
5276 (graphite-poly.o): New rule.
5277 * tree-data-ref.h (struct data_reference): Remove unused scop field.
5278 (DR_SCOP): Removed.
5279
52802009-02-18 Sebastian Pop <sebastian.pop@amd.com>
5281 Tobias Grosser <grosser@fim.uni-passau.de>
5282
5283 * graphite.c: Replace gb -> gbb.
5284 * graphite.h: Same.
5285 * graphite-data-ref.c: Same.
5286
52872009-02-18 Sebastian Pop <sebastian.pop@amd.com>
5288 Tobias Grosser <grosser@fim.uni-passau.de>
5289
5290 * Makefile.in (OBJS-commmon): Add sese.o.
5291 (sese.o): New.
5292 (graphite.o): Add sese.h.
5293 * graphite.c (bb_in_ss_p, loop_in_sese_p,
5294 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
5295 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
5296 Move to sese.
5297 (block_before_scop): Add missing return.
5298 (new_scop, free_scop): Remove SESE data structures.
5299 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
5300 find_scop_parameters, build_loop_iteration_domains,
5301 add_conditions_to_domain, register_scop_liveout_renames,
5302 copy_bb_and_scalar_dependences): Scop -> SESE.
5303
5304 (add_conditions_to_domain): SCoP -> SESE and remove check
5305 (scop_contains_non_iv_scalar_phi_nodes): New.
5306 (build_scop_conditions_1, build_scop_conditions): Remove check for
5307 non iv scalar phi nodes.
5308 (print_scop_statistics): New.
5309 (graphite_transform_loops): Cleanup.
5310
5311 * graphite.h: Move to sese & cleanup.
5312 * sese.c: New.
5313 * sese.h: New.
5314
53152009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5316 Tobias Grosser <grosser@fim.uni-passau.de>
5317
5318 * graphite.c (build_scop_conditions_1): Conditions are only
5319 at the end of a basic block.
5320
53212009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5322 Tobias Grosser <grosser@fim.uni-passau>
5323
5324 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
5325 field.
5326 (GBB_ALPHA): Removed.
5327
53282009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5329 Tobias Grosser <grosser@fim.uni-passau.de>
5330
5331 * graphite-data-ref.c (graphite_test_dependence): Don't use
5332 GBB_DYNAMIC_SCHEDULE.
5333 * graphite.c (new_graphite_bb): Same.
5334 (free_graphite_bb): Same.
5335 (build_scop_dynamic_schedules): Removed.
5336 (graphite_transform_loops): Don't call it.
5337 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
5338 (GBB_DYNAMIC_SCHEDULE): Removed.
5339
53402009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5341 Tobias Grosser <grosser@fim.uni-passau.de>
5342
5343 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
5344 (print_graphite_bb): Same.
5345 (build_cloog_prog): Same.
5346
53472009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5348 Tobias Grosser <grosser@fim.uni-passau.de>
5349
5350 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
5351
53522009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5353 Tobias Grosser <grosser@fim.uni-passau.de>
5354
5355 * graphite.c (build_scop_context): Don't use CloogMatrix.
5356 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
5357 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
5358
53592009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5360 Tobias Grosser <grosser@fim.uni-passau.de>
5361
5362 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
5363 liveout_renames, add_params fields...
5364 (struct sese): ... here.
5365 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
5366 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
5367
53682009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5369 Tobias Grosser <grosser@fim.uni-passau.de>
5370
5371 * graphite.c (print_scop): Do not print the CLooG program.
5372 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
5373 build_cloog_prog, gloog): Don't use SCOP_PROG.
5374 (find_transform): Renamed scop_to_clast.
5375 (print_generated_program, debug_generated_program): New.
5376 (graphite_transform_loops): Adapt to new interface.
5377 * graphite.h (struct scop): Remove program field.
5378 (SCOP_PROG): Removed.
5379 (print_generated_program, debug_generated_program): Declared.
5380
53812009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5382
5383 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
5384 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
5385 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
5386 free_graphite_bb, build_scop_canonical_schedules,
5387 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
5388 schedules are now represented using a ppl_Linear_Expression_t.
5389 * graphite.h (struct graphite_bb): Same.
5390 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
5391 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
5392
53932009-02-15 Sebastian Pop <sebastian.pop@amd.com>
5394
5395 * graphite.c: Free local memory.
5396 * graphite-ppl.c: Same.
5397
53982009-02-15 Sebastian Pop <sebastian.pop@amd.com>
5399
5400 * graphite.c (const_column_index, get_first_matching_sign_row_index,
5401 get_lower_bound_row, get_upper_bound_row, copy_constraint,
5402 swap_constraint_variables, scale_constraint_variable): Removed.
5403 (graphite_trans_bb_strip_mine): Remove pong.
5404 * graphite-ppl.c: Include missing header files.
5405 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
5406 * graphite-ppl.h (ppl_strip_loop): Declared.
5407 * Makefile.in (graphite-ppl.o): Adjust dependences.
5408
54092009-02-14 Sebastian Pop <sebastian.pop@amd.com>
5410
5411 * graphite.c (build_loop_iteration_domains): Remove ping pong.
5412 (build_scop_iteration_domain): Same.
5413
54142009-02-13 Sebastian Pop <sebastian.pop@amd.com>
5415
5416 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
5417 ping pong.
5418 (add_value_to_dim, scan_tree_for_params_right_scev,
5419 scan_tree_for_params_int): New.
5420 * graphite-ppl.c (oppose_constraint): New.
5421 (insert_constraint_into_matrix): Implement missing cases.
5422 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
5423
54242009-02-13 Sebastian Pop <sebastian.pop@amd.com>
5425
5426 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
5427 use ppl_move_dimension.
5428
54292009-02-12 Sebastian Pop <sebastian.pop@amd.com>
5430
5431 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
5432 * graphite.c: Same.
5433 * graphite.h: Same.
5434 * graphite-ppl.c: Same.
5435 * graphite-ppl.h: Same.
5436
54372009-02-12 Sebastian Pop <sebastian.pop@amd.com>
5438
5439 Revert last 3 commits.
5440
54412009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5442
5443 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
5444 ping pong.
5445 (add_value_to_dim, scan_tree_for_params_right_scev,
5446 scan_tree_for_params_int): New.
5447 * graphite-ppl.c (oppose_constraint): New.
5448 (insert_constraint_into_matrix): Implement missing cases.
5449 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
5450
54512009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5452
5453 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
5454
54552009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5456 Tobias Grosser <grosser@fim.uni-passau.de>
5457
5458 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
5459 use ppl_move_dimension.
5460 * graphite-ppl.c (ppl_move_dimension): New.
5461 * graphite-ppl.h (ppl_move_dimension): Declared.
5462
54632009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5464
5465 * graphite.c: Do not include cloog/cloog.h.
5466 (print_graphite_bb): Remove ping pong, call PPL print function.
5467
54682009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
5469
5470 * Makefile.in (OBJS-common): Add graphite-ppl.o.
5471 (graphite.o): Add dependence on graphite-ppl.h.
5472 (graphite-ppl.o): New.
5473 (graphite-data-ref.c): Ping pong between PPL data structures
5474 and matrices.
5475 * graphite-ppl.c: New.
5476 * graphite-ppl.h: New.
5477 * graphite.c: Include graphite-ppl.h.
5478 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
5479 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
5480 Ping pong between PPL data structures and matrices.
5481 (new_graphite_bb): Create a PPL constraint system.
5482 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
5483 (build_loop_iteration_domains): Use PPL functions.
5484 * graphite.h: Include graphite-ppl.h. Fix comments.
5485 (graphite_bb): Use a ppl_Constraint_System_t instead of
5486 CloogMatrix for representing the domain.
5487 (scop): Remove static_schedule.
5488 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
5489
54902009-02-06 Sebastian Pop <sebastian.pop@amd.com>
5491
5492 * graphite.c: Fix some comments.
5493
54942009-02-05 Sebastian Pop <sebastian.pop@amd.com>
5495
5496 PR middle-end/38953
5497 * graphite.c (if_region_set_false_region): After moving a region
5498 in the false branch of a condition, remove the empty dummy
5499 basic block.
5500 (gloog): Remove wrong fix for PR38953.
5501
55022009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
5503
5504 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5505 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5506 register_bb_in_sese, new_sese, free_sese): Moved.
5507 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5508 outermost_loop_in_scop, build_scop_iteration_domain,
5509 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5510 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5511 Use loop_in_sese_p instead of loop_in_scop_p.
5512 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
5513 (free_scop): Do not free SCOP_BBS_B.
5514 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
5515 ref_nb_loops): Moved here...
5516 * graphite.h (ref_nb_loops): ... from here.
5517 (struct scop): Remove bbs_b bitmap.
5518 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
45489e99 5519 * gcc.dg/graphite/scop-19.c: New
2abae5f1
SP		 5520
55212009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
5522
5523 * graphite.c (scopdet_basic_block_info): Fix bug in scop
5524 detection.
5525
55262009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
5527
5528 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5529 eq_loop_to_cloog_loop): Remove.
5530 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
5531 * graphite.h (struct scop): Remove loop2cloog_loop.
5532 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5533
55342009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
5535
5536 * opts.c (decode_options): Only add graphite options to O2
5537 if we compile with graphite enabled.
5538
55392009-01-26 Sebastian Pop <sebastian.pop@amd.com>
5540
5541 * Merge from mainline (r143163:143684).
5542
55432009-01-26 Sebastian Pop <sebastian.pop@amd.com>
5544
5545 * graphite.c (debug_value): Removed.
5546 * graphite.h (debug_value): Removed.
5547
55482009-01-23 Sebastian Pop <sebastian.pop@amd.com>
5549
5550 * passes.c (init_optimization_passes): Do not call pass_copy_prop
5551 after graphite: pass_copy_prop does not maintain a proper loop closed
5552 SSA form. pass_copy_prop should be fixed.
5553
55542009-01-23 Sebastian Pop <sebastian.pop@amd.com>
5555
5556 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
5557
55582009-01-23 Sebastian Pop <sebastian.pop@amd.com>
5559
5560 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
5561 (gloog): Split the exit of the scop when the scop exit is a loop exit.
5562 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
5563 changed the CFG.
5564
55652009-01-20 Sebastian Pop <sebastian.pop@amd.com>
5566
5567 * graphite.c (gloog): Return true when code gen succeeded.
5568 (graphite_transform_loops): Do not call cleanup_tree_cfg if
5569 the code of the function did not changed. After cleanup_tree_cfg
5570 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
5571 form.
5572
55732009-01-19 Sebastian Pop <sebastian.pop@amd.com>
5574
5575 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
5576 gimple_call_lhs is NULL.
5577
55782009-01-16 Sebastian Pop <sebastian.pop@amd.com>
5579 Tobias Grosser <tobi.grosser@amd.com>
5580
5581 * graphite.c (graphite_trans_scop_block): Do not block single
5582 nested loops.
5583
55842009-01-15 Sebastian Pop <sebastian.pop@amd.com>
5585 Tobias Grosser <tobi.grosser@amd.com>
5586
5587 * graphite.c (build_scop_canonical_schedules): Start schedules at
5588 zero.
5589
55902009-01-15 Sebastian Pop <sebastian.pop@amd.com>
5591 Tobias Grosser <tobi.grosser@amd.com>
5592
5593 * graphite.c (compare_prefix_loops): New.
5594 (build_scop_canonical_schedules): Rewritten.
5595 (graphite_transform_loops): Move build_scop_canonical_schedules
5596 after build_scop_iteration_domain.
5597
55982009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5599 Tobias Grosser <tobi.grosser@amd.com>
5600
5601 * graphite.c (add_conditions_to_domain): Add the loops to
5602 the dimension of the iteration domain. Do copy the domain
5603 only when it exists.
5604 (build_scop_conditions_1): Do not call add_conditions_to_domain.
5605 (add_conditions_to_constraints): New.
5606 (can_generate_code_stmt, can_generate_code): Removed.
5607 (gloog): Do not call can_generate_code.
5608 (graphite_transform_loops): Call add_conditions_to_constraints
5609 after building the iteration domain.
5610
56112009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5612 Tobias Grosser <tobi.grosser@amd.com>
5613 Jan Sjodin <jan.sjodin@amd.com>
5614
5615 * graphite.c (scan_tree_for_params): On substractions negate
5616 all the coefficients of the term.
5617 (clast_to_gcc_expression_red): New. Handle reduction expressions
5618 of more than two operands.
5619 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
5620 (get_vdef_before_scop): Handle also the case of default definitions.
5621
56222009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5623
5624 PR middle-end/38431
5625 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
5626 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
5627 (gloog): Do not call cleanup_tree_cfg.
5628 (graphite_transform_loops): Call cleanup_tree_cfg after all
5629 scops have been code generated.
5630
56312009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5632
5633 * passes.c (init_optimization_passes): Schedule after
5634 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
5635
56362009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5637
5638 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
5639 Fix comment.
5640 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
5641 Set the type of an expression to the type of its assign statement.
5642 (expand_scalar_variables_expr): Do not pass loop_p.
5643 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
5644 (copy_bb_and_scalar_dependences): Do not pass loop_p.
5645 (translate_clast): Update call to copy_bb_and_scalar_dependences.
5646
56472009-01-11 Sebastian Pop <sebastian.pop@amd.com>
5648
5649 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
5650 an expression to the gimple_expr_type of its assign statement.
5651 (expand_scalar_variables_expr): Stop recursion on tcc_constant
5652 or tcc_declaration.
5653
56542009-01-11 Sebastian Pop <sebastian.pop@amd.com>
5655
5656 PR tree-optimization/38786
45489e99 5657 * gcc.dg/graphite/pr38786.c: New.
2abae5f1
SP		 5658 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
5659 the SSA_NAME case of expand_scalar_variables_expr.
5660 (expand_scalar_variables_expr): Also gather the scalar computation
5661 used to index the memory access.
5662 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
5663 the gimple_stmt_iterator where it inserts new code.
5664
56652009-01-10 Sebastian Pop <sebastian.pop@amd.com>
5666
45489e99 5667 * gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
2abae5f1
SP		 5668
56692009-01-10 Sebastian Pop <sebastian.pop@amd.com>
5670
5671 * opts.c (decode_options): Enable flag_graphite_identity and
5672 flag_loop_block in -O2 and above.
5673
56742009-01-08 Sebastian Pop <sebastian.pop@amd.com>
5675
5676 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
5677 Fix merge problem: replace with the file from trunk.
5678
56792009-01-08 Sebastian Pop <sebastian.pop@amd.com>
5680
5681 * Merge from mainline (r141727:143163).
5682
56832009-01-07 Sebastian Pop <sebastian.pop@amd.com>
5684 Jan Sjodin <jan.sjodin@amd.com>
5685
5686 PR tree-optimization/38559
45489e99 5687 * gcc.dg/graphite/pr38559.c: New.
2abae5f1
SP		 5688
5689 * graphite.c (debug_value, copy_constraint,
5690 swap_constraint_variables, scale_constraint_variable, ): New.
5691 (get_lower_bound, get_upper_bound): Removed.
5692 (graphite_trans_bb_strip_mine): Clean up this code that works
5693 only for constant number of iterations. Fully copy upper and
5694 lower bound constraints, not only the constant part of them.
5695 * graphite.h (debug_value): Declared.
5696
56972009-01-06 Jan Sjodin <jan.sjodin@amd.com>
5698
5699 PR tree-optimization/38492
5700 PR tree-optimization/38498
5701 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
5702 * tree-chrec.h (scev_is_linear_expression): Declared.
5703 * graphite.c (graphite_cannot_represent_loop_niter): New.
5704 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
5705 (graphite_loop_normal_form): Use gcc_assert.
5706 (scan_tree_for_params): Use CASE_CONVERT.
5707 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
5708 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
5709 Use gcc_assert. Discard scops that contain unhandled cases.
5710 (build_scop_conditions): Return a boolean status for unhandled cases.
5711 (strip_mine_profitable_p): Print the loop number, not its depth.
5712 (is_interchange_valid): Pass the depth of the loop nest, don't
5713 recompute it wrongly.
5714 (graphite_trans_bb_block): Same.
5715 (graphite_trans_bb_block): Print tentative of loop blocking.
5716 (graphite_trans_scop_block): Do not print that the loop has been
5717 blocked.
5718 (graphite_transform_loops): Do not handle scops that contain condition
5719 scalar phi nodes.
5720
45489e99 5721 * gcc.dg/graphite/pr38500.c: Fixed warning as committed
2abae5f1 5722 in trunk.
45489e99
SP		 5723 * gcc.dg/graphite/block-0.c: Update test.
5724 * gcc.dg/graphite/block-1.c: Same.
5725 * gcc.dg/graphite/block-2.c: Remove xfail and test for
2abae5f1 5726 blocking.
45489e99
SP		 5727 * gcc.dg/graphite/block-4.c: Remove test for strip mine.
5728 * gcc.dg/graphite/block-3.c: New.
5729 * gcc.dg/graphite/pr38498.c: New.
2abae5f1
SP		 5730
57312008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
5732
5733 PR tree-optimization/38510
5734 * gcc.dg/graphite/pr38510.c: New.
5735 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
5736 (translate_clast): Call recompute_all_dominators before
5737 graphite_verify.
5738 (gloog): Call recompute_all_dominators before graphite_verify.
5739
57402008-12-12 Sebastian Pop <sebastian.pop@amd.com>
5741
5742 PR tree-optimization/38492
5743 * graphite.c (rename_map_elt, debug_rename_elt,
5744 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
5745 rename_map_elt_info, eq_rename_map_elts,
5746 get_new_name_from_old_name, bb_in_sese_p): Moved around.
5747 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
5748 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
5749 (sese_build_livein_liveouts): New.
5750 (new_sese, free_sese): New.
5751 (new_scop): Call new_sese.
5752 (free_scop): Call free_sese.
5753 (rename_variables_from_edge, rename_phis_end_scop): Removed.
5754 (register_old_new_names): Renamed register_old_and_new_names.
5755 (register_scop_liveout_renames, add_loop_exit_phis,
5756 insert_loop_close_phis, struct igp,
5757 default_liveout_before_guard, add_guard_exit_phis,
5758 insert_guard_phis, copy_renames): New.
5759 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
5760 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
5761 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
5762 (scop_adjust_phis_for_liveouts): New.
5763 (gloog): Call scop_adjust_phis_for_liveouts.
5764
5765 * graphite.h (struct sese): Documented. Added fields liveout,
5766 num_ver and livein.
5767 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
5768 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
5769 (struct scop): Added field liveout_renames.
5770 (SCOP_LIVEOUT_RENAMES): New.
5771
57722008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5773
5774 PR tree-optimization/38409
5775 * gcc.dg/graphite/pr38409.c: New.
5776 * graphite.c (nb_reductions_in_loop): Use simple_iv.
5777
57782008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5779
5780 * graphite.c (gcc_type_for_cloog_iv): By default return
5781 integer_type_node.
5782 (graphite_create_new_loop): Don't fold_convert the already
5783 fold_convert-ed expression.
5784
57852008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
5786
5787 PR tree-optimization/38446
5788 * gcc.dg/graphite/pr38446.c: New.
5789 * graphite.c (register_bb_in_sese): New.
5790 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
5791 looking at the bbs in the region.
5792 * graphite.h (sese): Add region_basic_blocks pointer set to
5793 structure and initialize at the time of defining new scop.
5794
57952008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
5796
5797 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
5798 (find_params_in_bb): Do not free data refs.
5799 (free_graphite_bb): Add FIXME on disabled free_data_refs.
5800
58012008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5802
45489e99
SP		 5803 * gcc.dg/graphite/scop-16.c: Test only scop specific info.
5804 * gcc.dg/graphite/scop-17.c: Same.
5805 * gcc.dg/graphite/block-5.c: New.
5806 * gcc.dg/graphite/block-6.c: New.
5807 * gcc.dg/graphite/pr37485.c: Clean dump file after.
5808 * gcc.dg/graphite/pr37684.c: Same.
5809 * gcc.dg/graphite/block-2.c: Same.
2abae5f1
SP		 5810
5811 * graphite.c (struct ivtype_map_elt): New.
5812 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
5813 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
5814 gcc_type_for_cloog_iv): New.
5815 (loop_iv_stack_patch_for_consts): Use the type of the induction
5816 variable from the original loop, except for the automatically
5817 generated loops, i.e., in the case of a strip-mined loop, in
5818 which case there is no original loop: in that case just use
5819 integer_type_node.
5820 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
5821 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
5822 (clast_name_to_gcc): Accept params to be NULL.
5823 (clast_to_gcc_expression): Take an extra parameter for the type.
5824 Convert to that type all the expressions built by this function.
5825 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
5826 (graphite_translate_clast_equation): Compute the type of the
5827 clast_equation before translating its LHS and RHS.
5828 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
5829 (graphite_create_new_loop): Compute the type of the induction
5830 variable before translating the lower and upper bounds and before
5831 creating the induction variable.
5832 (rename_variables_from_edge, rename_phis_end_scop): New.
5833 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
5834 (sese_add_exit_phis_edge): Do not use integer_zero_node.
5835 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
5836 compute_cloog_iv_types): New.
5837 (gloog): Call compute_cloog_iv_types before starting the
5838 translation of the clast.
5839
5840 * graphite.h (struct graphite_bb): New field cloog_iv_types.
5841 (GBB_CLOOG_IV_TYPES): New.
5842 (debug_ivtype_map): Declared.
5843 (oldiv_for_loop): New.
5844
58452008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
5846
5847 PR middle-end/38459
5848 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
5849 (param_index): Assert if parameter is not know after parameter
5850 detection.
5851 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
5852 (find_scop_parameters): Mark, that we have finished parameter
5853 detection.
5854 (graphite_transform_loops): Move condition detection before parameter
5855 detection.
5856 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
45489e99 5857 * gfortran.dg/graphite/pr38459.f90: New.
2abae5f1
SP		 5858
58592008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
5860
5861 * graphite.c (graphite_transform_loops): Always call find_transform ()
5862 in ENABLE_CHECKING. So we test these code paths, even if we do not
5863 generate code.
5864
58652008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
5866
5867 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
5868 (print_scop): Ditto.
5869
58702008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
5871
5872 PR middle-end/38084
45489e99 5873 Fix gfortran.dg/graphite/id-3.f90.
2abae5f1
SP		 5874 * graphite.c (scopdet_basic_block_info): Fix bug that found some
5875 regions more than once.
5876
58772008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5878
45489e99 5879 Fix gfortran.dg/graphite/id-4.f90.
2abae5f1
SP		 5880 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
5881 when not needed.
5882
58832008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5884
45489e99 5885 Fix gfortran.dg/graphite/id-1.f90.
2abae5f1
SP		 5886 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
5887 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
5888 (max_precision_type): New.
5889 (value_clast): Removed.
5890 (clast_to_gcc_expression): Be more careful to types of expressions.
5891 Use max_precision_type and update use of gmp_cst_to_tree.
5892 (graphite_translate_clast_equation): Use max_precision_type.
5893 (graphite_create_guard_cond_expr): Do not use integer_type_node,
5894 use the type of the condition.
5895 (graphite_create_new_loop): Do not use integer_type_node, use the
5896 max_precision_type of lb and ub.
5897
58982008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5899
5900 * graphite.c (build_scops_1): Initialize open_scop.exit
5901 and sinfo.last.
5902
59032008-12-02 Sebastian Pop <sebastian.pop@amd.com>
5904
45489e99
SP		 5905 * gcc.dg/graphite/pr38084.c: New.
5906 * gfortran.dg/graphite/id-1.f90: New.
5907 * gfortran.dg/graphite/id-2.f90: New.
5908 * gfortran.dg/graphite/id-3.f90: New.
5909 * gfortran.dg/graphite/id-4.f90: New.
5910 * gfortran.dg/graphite/pr37857.f90: New.
2abae5f1
SP		 5911
59122008-12-02 Sebastian Pop <sebastian.pop@amd.com>
5913 Jan Sjodin <jan.sjodin@amd.com>
5914 Harsha Jagasia <harsha.jagasia@amd.com>
5915
5916 PR middle-end/37852
5917 PR middle-end/37883
5918 PR middle-end/37928
5919 PR middle-end/37980
5920 PR middle-end/38038
5921 PR middle-end/38039
5922 PR middle-end/38073
5923 PR middle-end/38083
5924 PR middle-end/38125
5925
45489e99
SP		 5926 * gcc.dg/graphite/pr38073.c: New.
5927 * gcc.dg/graphite/pr37928.c: New.
5928 * gcc.dg/graphite/pr37883.c: New.
5929 * gcc.dg/graphite/pr38125.c: New.
5930 * gfortran.dg/graphite/pr38083.f90: New.
5931 * gfortran.dg/graphite/pr37852.f90: New.
5932 * gfortran.dg/graphite/pr37980.f90: New.
2abae5f1 5933
45489e99 5934 * gcc.dg/graphite/scop-18.c: Remove reduction, test for
2abae5f1
SP		 5935 the number of detected scops. Copy exact same test for loop
5936 blocking...
45489e99 5937 * gcc.dg/graphite/block-1.c: Fix the number of expected
2abae5f1 5938 loops to be blocked as reductions are not handled.
45489e99 5939 * gcc.dg/graphite/block-4.c: ...here. New.
2abae5f1
SP		 5940
5941 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
5942 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
5943 ...here.
5944 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
5945 * Makefile.in (graphite.o): Depend on value-prof.h.
5946 (graphite.o-warn): Removed -Wno-error.
5947 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
5948 to be a NULL pointer. Call update_stmt. Return the newly created
5949 cannonical induction variable.
5950
5951 * graphite.h (debug_rename_map): Declared. Fix some comments.
5952
5953 * graphite.c: Reimplement the code generation from graphite to gimple.
5954 Include value-prof.h.
5955 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
5956 (get_old_iv_from_ssa_name): Removed.
5957 (graphite_stmt_p): New.
5958 (new_graphite_bb): Test for useful statements before building a
5959 graphite statement for the basic block.
5960 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
5961 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
5962 reason.
5963 (recompute_all_dominators, graphite_verify,
5964 nb_reductions_in_loop, graphite_loop_normal_form): New.
5965 (scop_record_loop): Call graphite_loop_normal_form.
5966 (build_scop_loop_nests): Iterate over all the blocks of the
5967 function instead of relying on the incomplete information from
5968 SCOP_BBS. Return the success of the operation.
5969 (find_params_in_bb): Use the data from GBB_DATA_REFS.
5970 (add_bb_domains): Removed.
5971 (build_loop_iteration_domains): Don't call add_bb_domains.
5972 Add the iteration domain only to the basic blocks that have been
5973 translated to graphite.
5974 (build_scop_conditions_1): Add constraints only if the basic
5975 block have been translated to graphite.
5976 (build_scop_data_accesses): Completely disabled until data
5977 dependence is correctly implemented.
5978 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
5979 (remove_all_edges_1, remove_all_edges): Removed.
5980 (get_new_name_from_old_name): New.
5981 (graphite_rename_variables_in_stmt): Renamed
5982 rename_variables_in_stmt. Call get_new_name_from_old_name.
5983 Use replace_exp and update_stmt.
5984 (is_old_iv): Renamed is_iv.
5985 (expand_scalar_variables_stmt): Extra parameter for renaming map.
5986 Use replace_exp and update_stmt.
5987 (expand_scalar_variables_expr): Same. Use the map to get the
5988 new names for the renaming of induction variables and for the
5989 renaming of variables after a basic block has been copied.
5990 (expand_scalar_variables): Same.
5991 (graphite_rename_variables): Renamed rename_variables.
5992 (move_phi_nodes): Removed.
5993 (get_false_edge_from_guard_bb): New.
5994 (build_iv_mapping): Do not insert the induction variable of a
5995 loop in the renaming iv map if the basic block does not belong
5996 to that loop.
5997 (register_old_new_names, graphite_copy_stmts_from_block,
5998 copy_bb_and_scalar_dependences): New.
5999 (translate_clast): Heavily reimplemented: copy basic blocks,
6000 do not move them. Finally, in call cleanup_tree_cfg in gloog.
6001 At each translation step call graphite_verify ensuring the
6002 consistency of the SSA, loops and dominators information.
6003 (collect_virtual_phis, find_vdef_for_var_in_bb,
6004 find_vdef_for_var_1, find_vdef_for_var,
6005 patch_phis_for_virtual_defs): Removed huge hack.
6006 (mark_old_loops, remove_dead_loops, skip_phi_defs,
6007 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
6008 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
6009 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
6010 if_region_get_condition_block, if_region_set_false_region,
6011 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
6012 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
6013 sese_add_exit_phis_edge, sese_add_exit_phis_var,
6014 rewrite_into_sese_closed_ssa): New.
6015 (gloog): Remove dead code. Early return if code cannot be
6016 generated. Call cleanup_tree_cfg once the scop has been code
6017 generated.
6018 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
6019 block loops with less than two loops.
6020 (graphite_apply_transformations): Remove the call to
6021 scop_remove_ignoreable_gbbs.
6022 (limit_scops): When build_scop_loop_nests fails, continue on
6023 the next scop. Fix open_scop.entry.
6024 (graphite_transform_loops): Call recompute_all_dominators: force the
6025 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
6026 Call initialize_original_copy_tables and free_original_copy_tables
6027 to be able to copy basic blocks during code generation.
6028 When build_scop_loop_nests fails, continue on next scop.
6029 (value_clast): New union.
6030 (clast_to_gcc_expression): Fix type cast warning.
6031
60322008-11-09 Sebastian Pop <sebastian.pop@amd.com>
6033
6034 * Merge from mainline (r140838:141727).
6035
60362008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
6037
6038 PR middle-end/37833
6039
6040 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
6041
60422008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
6043
6044 PR middle-end/37943
6045
6046 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
6047 exits and conditions.
45489e99 6048 * gcc.dg/graphite/pr37943.c: New.
2abae5f1
SP		 6049
60502008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
6051
6052 PR middle-end/37886
6053 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
6054
60552008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
6056
6057 * doc/invoke.texi: Fix spaces.
6058
60592008-10-22 Sebastian Pop <sebastian.pop@amd.com>
6060
6061 PR tree-optimization/37891
6062 Reverted last commit.
6063 * graphite.c (create_single_entry_edge): Set
6064 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
6065
60662008-10-21 Sebastian Pop <sebastian.pop@amd.com>
6067 Mitul Thakkar <mitul.thakkar@amd.com>
6068
6069 * graphite.c (create_single_entry_edge): Set
6070 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
6071
60722008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
6073
6074 * doc/invoke.texi: Add -fgraphite-identity.
6075 * graphite.c (graphite_apply_transformations): Check for
6076 -fgraphite-identity.
6077 * toplev.c (process_options): Add flag_graphite_identity.
6078 * tree-ssa-loop.c: Add flag_graphite_identity.
6079
60802008-10-14 Sebastian Pop <sebastian.pop@amd.com>
6081
6082 Undo changes from 2008-10-02:
6083 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
6084 operand type when copying the operand to a variable of different type.
6085 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
6086 with the IV name after increment.
6087
60882008-10-14 Sebastian Pop <sebastian.pop@amd.com>
6089 Harsha Jagasia <harsha.jagasia@amd.com>
6090
6091 PR tree-optimization/37828
45489e99 6092 * gcc.dg/graphite/pr37828.c: New.
2abae5f1
SP		 6093 * graphite.c (graphite_trans_loop_block): Do not loop block
6094 single nested loops.
6095
60962008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
6097 Sebastian Pop <sebastian.pop@amd.com>
6098
6099 * graphite.c (struct rename_map_elt, new_rename_map_elt,
6100 rename_map_elt_info, eq_rename_map_elts): New.
6101 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
6102 (expand_scalar_variables_expr): Change parameters.
6103 (expand_scalar_variables_stmt): Same.
6104 (expand_scalar_variables): Same.
6105 (graphite_rename_ivs): Rename graphite_rename_variables.
6106 (build_iv_mapping): New.
6107 (translate_clast): Call build_iv_mapping.
6108 * graphite.h (gbb_p): New name.
6109
61102008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
6111
6112 PR tree-optimization/37684
6113 * gcc.dg/graphite/pr37684.c: New.
6114 * graphite.c (exclude_component_ref): New.
6115 (is_simple_operand): Call exclude_component_ref.
6116
61172008-10-02 Jan Sjodin <jan.sjodin@amd.com>
6118 Harsha Jagasia <harsha.jagasia@amd.com>
6119
6120 PR tree-optimization/37485
6121 * gcc.dg/graphite/block-2.c: New
6122 * graphite.c (gmp_cst_to_tree): Moved.
6123 (iv_stack_entry_is_constant): New.
6124 (iv_stack_entry_is_iv): New.
6125 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
6126 (loop_iv_stack_insert_constant): New.
6127 (loop_iv_stack_pop): Use new datatpype.
6128 (loop_iv_stack_get_iv): Same.
6129 (loop_iv_stack_get_iv_from_name): Same.
6130 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
6131 (loop_iv_stack_patch_for_consts): New.
6132 (loop_iv_stack_remove_constants): New.
6133 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
6134 (translate_clast): Call loop_iv_stack_patch_for_consts and
6135 loop_iv_stack_remove_constants.
6136 (gloog): Use new datatype. Redirect construction edge to end
6137 block to avoid accidental deletion.
6138 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
6139 iv stack entry.
6140 (union iv_stack_entry_data): New. Data in iv stack entry.
6141 (struct iv_stack_entry): New. Datatype for iv stack entries.
6142
61432008-10-02 Sebastian Pop <sebastian.pop@amd.com>
6144
6145 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
6146 operand type when copying the operand to a variable of different type.
6147
61482008-10-02 Sebastian Pop <sebastian.pop@amd.com>
6149
6150 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
6151 with the IV name after increment.
6152
61532008-10-02 Sebastian Pop <sebastian.pop@amd.com>
6154
6155 * Merge from mainline (r140164:140838).
6156
61572008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6158
6159 * graphite-data-ref.c: New.
6160 * graphite.c (print_scop): Also dump the dependence graph.
6161 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
6162 (new_scop): Initialize SCOP_DEP_GRAPH.
6163 (build_scop_dynamic_schedules): New.
6164 (build_access_matrix_with_af): Fixed column numbering.
6165 (graphite_transform_loops): Call build_scop_dynamic_schedules.
6166 * graphite.h: Add ifndef/define guards against multiple inclusion.
6167 (struct scop): Add dep_graph field.
6168 (SCOP_DEP_GRAPH): Defined.
6169 (ref_nb_loops): Fixed and moved to other position.
6170 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
6171 (nb_loops_around_loop_in_scop): New.
6172 (graphite_dump_dependence_graph): Declared.
6173 (graphite_build_rdg_all_levels): Declared.
6174 (graphite_test_dependence): Declared.
6175 * Makefile.in (graphite-data-ref.o): New target.
6176
61772008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6178
6179 * Merge from mainline (139870:140164).
6180
61812008-09-01 Sebastian Pop <sebastian.pop@amd.com>
6182
6183 * Merge from mainline (138275:139870).
45489e99 6184 * gcc.dg/graphite/scop-matmult.c: XFailed as one of
2abae5f1
SP		 6185 the commits from trunk broke the niter detection.
6186
61872008-09-01 Sebastian Pop <sebastian.pop@amd.com>
6188
6189 * graphite.c: Add more documentation. Fix formatting.
6190 (debug_loop_vec, debug_oldivs, loop_iv_stack,
6191 loop_iv_stack_debug): Moved...
6192 (schedule_to_scattering): Move before use.
6193 (dot_all_scops): Include in "#if 0" the code for system
6194 call dotty.
6195
6196 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
6197 loop_iv_stack_debug): ...here.
6198
61992008-08-29 Jan Sjodin <jan.sjodin@amd.com>
6200
6201 * tree-phinodes.c (make_phi_node): Extern.
6202 (add_phi_node_to_bb): New.
6203 (create_phi_node): Call add_phi_node_to_bb.
6204 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6205 (remove_statement): Handle case where stored phi was updated
6206 and is no longer the same.
6207 * graphite.c (is_parameter): New.
6208 (is_old_iv): New.
6209 (expand_scalar_variables_expr): New.
6210 (expand_scalar_variables_stmt): New.
6211 (expand_scalar_variables): New.
6212 (move_phi_nodes): Create new phi instead of moving old one.
6213 (translate_clast): Call expand_scalar_variables.
6214 (find_vdef_for_var_in_bb): Also scan regular definitions.
6215 (skip_phi_defs): New.
6216 (collect_scop_exit_phi_args): New.
6217 (patch_scop_exit_phi_args): New.
6218 (gloog): Patch phis after scop.
6219 * tree-flow.h: (add_phi_node_to_bb): Declared.
6220 (make_phi_node): Declared.
6221
62222008-08-26 Sebastian Pop <sebastian.pop@amd.com>
6223
6224 * graphite.c (end_scop): Split the entry of the scop when it
6225 is the header of the loop in which the scop is ending.
6226 (build_scops_1, limit_scops): Update uses of end_scop.
6227
62282008-08-26 Sebastian Pop <sebastian.pop@amd.com>
6229
6230 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
6231 SCOP_ENTRY or SCOP_EXIT.
6232
62332008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6234
6235 * graphite.c (get_construction_edge): Removed.
6236 (gloog): Construction edge is the scop entry edge.
6237
62382008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6239
6240 * graphite.c (can_generate_for_scop): Removed.
6241 (gloog): Do not call it.
6242
62432008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6244
6245 * graphite.c (new_scop): Entry of a scop is an edge.
6246 Initialize SESE region.
6247 (free_scop): Free SESE region.
6248 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
6249 (split_difficult_bb): New, split from end_scop.
6250 (end_scop): Exit of a scop is an edge.
6251 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
6252 not automatically updated and thus is always wrong.
6253 * graphite.h (struct sese): New.
6254 (SESE_ENTRY): New.
6255 (SESE_EXIT): New.
6256 (struct scop): New field for a SESE region. Remove entry, exit.
6257 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
6258 semantics as before. Moved comment around.
6259
62602008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
6261 Sebastian Pop <sebastian.pop@amd.com>
6262
6263 * graphite.c (graphite_transform_loops): Always enable gloog
6264 and find_transform when ENABLE_CHECKING.
6265
62662008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6267
6268 * graphite.c (graphite_transform_loops): Move pretty printer
6269 of SCOPs before doing any transform. Remove call to print_scops
6270 and dot_all_scops_1.
6271
62722008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6273
6274 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
6275 (print_graphite_bb): Same.
6276
62772008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6278
6279 * graphite.c (dot_all_scops_1): Cleanup.
6280 (move_scops): Fix comment.
6281
62822008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6283
6284 * graphite.c (build_scop_bbs): Revert commit 139355:
6285
6286 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6287 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6288
6289 * graphite.c (build_scop_bbs): Factor up code.
6290
62912008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
6292
6293 * graphite.c (gloog): Update dominator info.
6294
62952008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
6296
6297 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
6298
62992008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6300
6301 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
6302 initialization.
6303 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
6304 (translate_clast): Correct formatting.
6305 * graphite.h (struct num_map): Removed.
6306 (struct graphite_bb): Remove num_map field.
6307 (GBB_INDEX_TO_NUM_MAP): Removed.
6308
63092008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6310
6311 * graphite.c (build_access_matrix_with_af): Fix comments.
6312 (build_scop_data_accesses): Same.
6313
63142008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6315
6316 * graphite.c (build_scop_data_accesses): Don't construct
6317 access matrices. Add a FIXME and an assert condition that
6318 should pass when the access matrices will be needed.
6319
63202008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6321
6322 * tree-data-ref.c (stmt_simple_memref_p): Don't call
6323 really_constant_p.
6324 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
6325 Moved close by free_graphite_bb.
6326 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
6327 (new_scop): Move close by free_scop.
6328 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
6329
63302008-08-22 Jan Sjodin <jan.sjodin@amd.com>
6331
6332 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
6333 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
6334 instead of recursive call.
6335 (graphite_translate_clast_equation): New.
6336 (graphite_create_guard_cond_expr): New.
6337 (graphite_create_new_guard): New.
6338 (get_stack_index_from_iv): Removed.
6339 (graphite_rename_ivs_stmt): Use gbb_loop_index.
6340 (get_true_edge_from_guard_bb): New.
6341 (translate_clast): Handle stmt_guard in clast.
6342 (get_construction_edge): Allow construction edge detection for
6343 a scope entry with multiple predecessors if one predecessor is
6344 the immediate dominator of scope entry.
6345 (can_generate_code_stmt): Enable code generation for clast_guard.
6346 (gloog): Use correct context loop. Removed check for post dominators.
6347 * cfgloop.h (create_empty_if_region_on_edge): Declared.
6348
63492008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6350
6351 * graphite.c (remove_dead_loops): Document better which
6352 loops are removed.
6353
63542008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6355
6356 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
6357 and PPLINC.
6358 (graphite.o): Also depends on pointer-set.h.
6359
63602008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6361
6362 * graphite.c (scop_record_loop): Fix compile warning.
6363
63642008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
6365 Sebastian Pop <sebastian.pop@amd.com>
6366
6367 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
6368
63692008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6370
6371 * graphite.c (build_graphite_bb): Initialize bb->aux to
6372 point to the graphite_bb_p.
6373 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
6374 content of bb->aux.
6375 (add_bb_domains): Does not use the scop parameter.
6376 (graphite_transform_loops): Clean bb->aux at the end.
6377
63782008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6379 Sebastian Pop <sebastian.pop@amd.com>
6380
45489e99 6381 * lib/target-supports.exp
2abae5f1
SP		 6382 (check_effective_target_fgraphite): New.
6383
45489e99 6384 * gcc.dg/graphite/graphite.exp: Early exit when
2abae5f1
SP		 6385 check_effective_target_fgraphite returns false.
6386 Set dg-do-what-default to compile.
6387 (scan-graphite-dump-times): Removed.
45489e99 6388 * gfortran.dg/graphite/graphite.exp: Same.
2abae5f1 6389
45489e99 6390 * gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
2abae5f1 6391 Use scan-tree-dump-times instead of scan-graphite-dump-times.
45489e99
SP		 6392 * gcc.dg/graphite/scop-1.c: Same.
6393 * gcc.dg/graphite/scop-2.c: Same.
6394 * gcc.dg/graphite/scop-3.c: Same.
6395 * gcc.dg/graphite/scop-4.c: Same.
6396 * gcc.dg/graphite/scop-5.c: Same.
6397 * gcc.dg/graphite/scop-6.c: Same.
6398 * gcc.dg/graphite/scop-7.c: Same.
6399 * gcc.dg/graphite/scop-8.c: Same.
6400 * gcc.dg/graphite/scop-9.c: Same.
6401 * gcc.dg/graphite/scop-10.c: Same.
6402 * gcc.dg/graphite/scop-11.c: Same.
6403 * gcc.dg/graphite/scop-12.c: Same.
6404 * gcc.dg/graphite/scop-13.c: Same.
6405 * gcc.dg/graphite/scop-matmult.c: Same.
6406 * gcc.dg/graphite/scop-14.c: Same.
6407 * gcc.dg/graphite/scop-15.c: Same.
6408 * gcc.dg/graphite/block-0.c: Same.
6409 * gcc.dg/graphite/scop-16.c: Same.
6410 * gcc.dg/graphite/block-1.c: Same.
6411 * gcc.dg/graphite/scop-17.c: Same.
6412 * gcc.dg/graphite/scop-18.c: Same.
6413 * gfortran.dg/graphite/block-1.f90: Same.
6414 * gfortran.dg/graphite/scop-1.f: Same.
6415 * gfortran.dg/graphite/block-2.f: Same.
2abae5f1
SP		 6416
64172008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6418
6419 * graphite.c: Fix some XXX comments.
6420 (build_scop_dynamic_schedules): Removed.
6421
64222008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6423
6424 * graphite.h (scop_max_loop_depth): Moved...
6425 * graphite.c (scop_max_loop_depth): ...here.
6426 (remove_all_edges_1): New.
6427 (remove_all_edges): Factored code.
6428 (remove_cond_exprs): Check only the last statement for
6429 a GIMPLE_COND expression.
6430
64312008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6432
6433 * graphite.c (scan_tree_for_params): Early return when the
6434 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
6435 (find_scop_parameters): Factor out code.
6436 (graphite_trans_bb_strip_mine): Remove dead code.
6437
64382008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6439
6440 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
6441 graphite_trans_bb_move_loop): Factor asserts.
6442 (gloog): Perform sanity checks only for ENABLE_CHECKING.
6443 Do not call calculate_dominance_info and estimate_bb_frequencies.
6444
64452008-08-20 Jan Sjodin <jan.sjodin@amd.com>
6446
6447 * graphite.c (create_loops_mapping, free_loops_mapping,
6448 create_loops_mapping_num, debug_loop_mapping_1,
6449 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
6450 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
6451 graphite_loops_mapping_add_child_num,
6452 graphite_loops_mapping_insert_child,
6453 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
6454 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
6455 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
6456 create_num_from_index, get_num_from_index,
6457 swap_loop_mapped_depth): Removed.
6458 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
6459 (free_scop): Do not call free_loops_mapping.
6460 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
6461 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
6462 get_loop_mapped_depth.
6463 (graphite_trans_bb_move_loop): Do not update the loop mapping.
6464 (graphite_trans_bb_strip_mine): Same.
6465 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
6466 (struct scop): Remove field loops_mapping.
6467
64682008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6469 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6470
6471 * graphite.c (scop_record_loop): Factor out one level of the
6472 condition by early return.
6473 (build_scop_loop_nests): Format following FSF coding style.
6474 (build_scop_dynamic_schedules): Factor out code.
6475 (scopdet_bb_info): Reindent. Default case should not be reachable.
6476
64772008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6478 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6479
6480 * graphite.c (loop_affine_expr): Check for DECL_P or struct
6481 assignments that are not handled as simple operands for now.
6482
64832008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6484 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6485
6486 * graphite.c (build_scop_bbs): Factor up code.
6487
64882008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6489 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6490
6491 * graphite.c (stmt_simple_for_scop_p): Factor code out
6492 of the loop.
6493 (enum gbb_type): New. Group all the GBB_* types under it.
6494 (is_loop_exit): Moved...
6495 (end_scop): Enable BB spliting.
6496 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
6497 * cfgloop.h (is_loop_exit): Declared.
6498
64992008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6500
6501 * doc/invoke.texi: Remove strides from examples containing
6502 DO loops when the strides are equal to 1.
6503
65042008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
6505 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6506
6507 * graphite.c (graphite_trans_scop_block): Or the result with
6508 the result from graphite_trans_loop_block.
45489e99
SP		 6509 * gcc.dg/graphite/block-1.c: New.
6510 * gfortran.dg/graphite/block-1.f90: New.
6511 * gfortran.dg/graphite/block-2.f: New.
2abae5f1
SP		 6512
65132008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6514
6515 * graphite.c (graphite_transform_loops): Call cloog_initialize
6516 and cloog_finalize.
6517
65182008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6519
6520 * tree-data-ref.c) (stmt_simple_memref_p): New.
6521 * tree-data-ref.h (stmt_simple_memref_p): Declared.
6522 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
6523 (is_simple_operand): Call stmt_simple_memref_p.
6524
45489e99 6525 * gcc.dg/graphite/scop-matmult.c: Updated for not
2abae5f1
SP		 6526 using pointer arithmetic, as this is optimized by PRE and
6527 makes the code too difficult to analyze.
6528
45489e99 6529 * gcc.dg/graphite/scop-18.c: Same.
2abae5f1
SP		 6530
65312008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6532
6533 * gdbinit.in (pgg): New.
6534
65352008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
6536
6537 * graphite.c (graphite_trans_loop_block): Fix warning.
6538
65392008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
6540
6541 * graphite.c (graphite_trans_loop_block): Fix my merge error.
6542
65432008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
6544
6545 * graphite.c (graphite_trans_bb_block): Remove check for
6546 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
6547 Check if loop blocking is profitable for every loop, before applying
6548 the changes.
6549 (graphite_apply_transformations): Call graphite_trans_bb_block only,
6550 if flag_loop_block is set.
6551
65522008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6553
6554 * graphite.c: Add some more documentation for the loop
6555 mapping.
6556
65572008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6558
6559 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
6560 * graphite.c: Format on less than 80 columns.
6561 * graphite.h: Same.
6562
65632008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6564
6565 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
6566
65672008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6568
6569 * doc/invoke.texi (floop-block, floop-strip-mine,
6570 floop-interchange): Update documentation with examples.
6571
65722008-08-13 Sebastian Pop <sebastian.pop@amd.com>
6573
6574 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
6575 add_referenced_var.
6576 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
6577
65782008-08-13 Sebastian Pop <sebastian.pop@amd.com>
6579
6580 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
6581 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
6582 * tree-scalar-evolution.c: Revert useless changes.
6583 * tree-phinodes.c: Same.
6584 * cfghooks.c: Same.
6585 * vec.h: Same.
6586 * tree-vectorizer.h: Same.
6587 * tree-flow.h: Same.
6588 * tree-cfg.c: Same.
6589 * common.opt (fgraphite): Update documentation.
6590
65912008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
6592
6593 * doc/invoke.texi (-floop-block, -floop-strip-mine,
6594 -floop-interchange): Add more text for explaining what each of these
6595 flags is doing.
6596 * tree-into-ssa.c (gimple_vec): Moved to...
6597 * graphite.c: Include gimple.h.
6598 (gimple_vec): Moved to...
6599 (del_loop_to_cloog_loop): Removed.
6600 (loop_affine_expr): Do not call create_data_ref when the
6601 operand is a constant.
6602 (new_scop): Use free instead of del_loop_to_cloog_loop.
6603 * Makefile.in (graphite.o): Depend on GIMPLE_H.
6604 * gimple.h (gimple_vec): ... here.
6605
66062008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6607
6608 * graphite.c (scopdet_bb_info): Only allow loops with known number of
6609 latch executions.
6610 (build_loop_iteration_domains): Fail, if latch executions unknown.
6611
66122008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6613
6614 * graphite.c (add_conditions_to_domain): New.
6615 (build_scop_conditions_1): Call add_conditions_to_domain.
6616 (set_cloog_options): Allow to disable optimizations.
6617
66182008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6619
6620 * graphite.c (find_params_in_bb): Look for parameters in conditions.
6621 Do not use walk_dominator_tree.
6622 (find_scop_parameters): Do not use walk_dominator_tree.
6623
66242008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6625
6626 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
6627 (idx_record_params): Adapt.
6628 * graphite.h (scop_gimple_loop_depth): New.
6629
66302008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6631
6632 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
6633 (scan_tree_for_params): Remove value_init.
6634 (build_scop_context): Remove value_init.
6635 (build_loop_iteration_domains): Remove value_init.
6636 (schedule_to_scattering): Remove value_init.
6637 (graphite_trans_bb_strip_mine): Remove value_init.
6638
66392008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6640
6641 * gcc/graphite.c (limit_scops): New.
6642 (graphite_transform_loops): Add limit SCoPs.
45489e99
SP		 6643 * gcc.dg/graphite/scop-0.c: Update number of SCoPs.
6644 * gcc.dg/graphite/scop-1.c: Update number of SCoPs.
6645 * gcc.dg/graphite/scop-10.c: Update number of SCoPs.
6646 * gcc.dg/graphite/scop-11.c: Update number of SCoPs.
6647 * gcc.dg/graphite/scop-12.c: Update number of SCoPs.
6648 * gcc.dg/graphite/scop-13.c: Update number of SCoPs.
6649 * gcc.dg/graphite/scop-14.c: Update number of SCoPs.
6650 * gcc.dg/graphite/scop-15.c: Update number of SCoPs.
6651 * gcc.dg/graphite/scop-16.c: Update number of SCoPs.
2abae5f1 6652 Change loop numbers.
45489e99 6653 * gcc.dg/graphite/scop-17.c: Update number of SCoPs.
2abae5f1 6654 Change loop numbers.
45489e99
SP		 6655 * gcc.dg/graphite/scop-18.c: Update number of SCoPs.
6656 * gcc.dg/graphite/scop-2.c: Update number of SCoPs.
6657 * gcc.dg/graphite/scop-3.c: Update number of SCoPs.
6658 * gcc.dg/graphite/scop-4.c: Update number of SCoPs.
6659 * gcc.dg/graphite/scop-5.c: Update number of SCoPs.
6660 * gcc.dg/graphite/scop-6.c: Update number of SCoPs.
6661 * gcc.dg/graphite/scop-7.c: Update number of SCoPs.
6662 * gcc.dg/graphite/scop-8.c: Update number of SCoPs.
6663 * gcc.dg/graphite/scop-9.c: Update number of SCoPs.
6664 * gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
2abae5f1
SP		 6665
66662008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6667
6668 * graphite.c (graphite_transform_loops): Call always find_transform.
6669
66702008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
6671
6672 * graphite.c (free_loops_mapping): New.
6673 (stmt_simple_for_scop_p): Fix typo.
6674 (stmt_simple_for_scop_p): Fix tuples functions, that
6675 broke polyhedron.
6676 (free_graphite_bb): Fix some memleaks.
6677 (free_scop): Fix some memleaks.
6678 (scopdet_bb_info): Do not forget some tmp SCoPs.
6679 (find_params_in_bb): Fix some memleaks.
6680 (clast_to_gcc_expression): Fix warning.
6681
66822008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
6683
45489e99
SP		 6684 * gcc.dg/graphite/scop-16.c: Fix for 32bit.
6685 * gcc.dg/graphite/scop-17.c: Fix for 32bit.
2abae5f1
SP		 6686
66872008-08-04 Sebastian Pop <sebastian.pop@amd.com>
6688
6689 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
6690 Move code ifdef-ed HAVE_cloog...
6691 * graphite.c: Include toplev.h.
6692 ... here.
6693 * Makefile.in (OBJS-common): Always build graphite.o.
6694 (BACKEND): Remove @GRAPHITE@.
6695 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
6696 (graphite.o): Depend on TOPLEV_H.
6697
66982008-08-04 Sebastian Pop <sebastian.pop@amd.com>
6699
6700 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
6701 Remove typo left from polylib to ppl conversion.
6702 * graphite.c (graphite_transforms): Use sorry instead of fatal.
6703
67042008-08-03 Sebastian Pop <sebastian.pop@amd.com>
6705
6706 * toplev.c (process_options): Move the graphite loop optimization
6707 flags...
6708 * tree-ssa-loop.c (graphite_transforms): ... here.
6709 When not configured with CLooG, print to dump_file that
6710 Graphite transforms were not performed.
45489e99 6711 * gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
2abae5f1 6712 New.
45489e99 6713 * gcc.dg/graphite/*.c: Updated all testcases to use
2abae5f1
SP		 6714 scan-graphite-dump-times.
6715
67162008-08-03 Sebastian Pop <sebastian.pop@amd.com>
6717
6718 * graphite.c (dot_scop, dot_all_scops): Do not call system.
6719 Do not open /tmp/scop.dot and /tmp/allscops.dot.
6720
67212008-08-02 Sebastian Pop <sebastian.pop@amd.com>
6722 Jan Sjodin <jan.sjodin@amd.com>
6723
6724 * configure: Regenerated.
6725 * omp-low.c (expand_omp_sections): Remove now unused code.
6726 * config.in (HAVE_polylib): Removed.
6727 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
6728 (PPLLIBS, PPLINC): Added.
6729 * graphite.c: Replace unsigned with int wherever possible.
6730 Don't access Cloog's data structures, but use accessor functions.
6731 Clast's stmt->type is now implemented as a vtable: change the
6732 switches of stmt->type into ifs.
6733 (polylib/polylibgmp.h): Don't include.
6734 (initialize_dependence_polyhedron,
6735 initialize_data_dependence_polyhedron, is_empty_polyhedron,
6736 statement_precedes_p, test_dependence, build_rdg_all_levels,
6737 dump_dependence_graph): Removed until this code is cleaned up
6738 or ported to Cloog.
6739 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
6740 (POLYLIBINC): Renamed PPLINC.
6741
67422008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
6743 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6744 Jan Sjodin <jan.sjodin@amd.com>
6745
6746 Finish the merge and tuplification of graphite.
6747
67482008-07-24 Sebastian Pop <sebastian.pop@amd.com>
6749 Jan Sjodin <jan.sjodin@amd.com>
6750
6751 Partial merge from mainline (138072:138275).
6752 * graphite.c still has to be tuplified.
6753
67542008-07-29 Jan Sjodin <jan.sjodin@amd.com>
6755
6756 * graphite.c (graphite_loops_mapping_max_loop_num): New.
6757 (create_num_from_index): New.
6758 (get_num_from_index): Also pass in the graphite BB.
6759 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
6760 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
6761 (graphite_trans_bb_strip_mine): Call create_num_from_index.
6762 (is_interchange_valid): Return false when failing.
6763 * graphite.h (struct num_map): New.
6764 (struct graphite_bb): New field num_map.
6765 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
6766
67672008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
6768
6769 * graphite.c (dump_gbb_conditions): Print also conditions like
6770 "if (a)". Remove dublicated code and use print_generic_expr ().
6771 (stmt_simple_for_scop_p): Only allow conditions we can handle
6772 {<, <=, >, >=}.
6773
67742008-07-25 Jan Sjodin <jan.sjodin@amd.com>
6775
6776 * graphite.h (struct scop): Removed new_ivs field.
6777 (SCOP_NEWIVS): Deleted.
6778 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
6779 clast_to_gcc_expression, graphite_create_new_loop):
6780 Removed use of new_ivs.
6781
67822008-07-25 Jan Sjodin <jan.sjodin@amd.com>
6783
6784 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
6785 create_loops_mapping_num, debug_loop_mapping_1): New.
6786 (debug_loop_mapping): Call debug_loop_mapping_1.
6787 (get_loop_mapping_for_num,
6788 graphite_loops_mapping_add_child,
6789 graphite_loops_mapping_add_child_num,
6790 graphite_loops_mapping_insert_child,
6791 graphite_loops_mapping_parent,
6792 split_loop_mapped_depth_for_num,
6793 loop_mapped_depth_split_loop): New.
6794 (increment_loop_mapped_depths): Removed.
6795 (swap_loop_mapped_depth_for_num): Reimplemented.
6796 (new_scop): Call create_loops_mapping.
6797 (scop_record_loop): Call graphite_loops_mapping_insert_child.
6798 (translate_clast): Pass the old loop father in parameter, and pass
6799 it to get_old_iv_from_ssa_name.
6800 (remove_edges_around_useless_blocks, can_generate_code_stmt,
6801 can_generate_code, can_generate_for_scop): New.
6802 (graphite_trans_bb_block): Returns false when it fails to transform.
6803 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
6804
68052008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6806
6807 Reverted all the changes related to the streamization and
6808 loop fusion.
6809 These changes are now tracked in the streamization branch.
6810
68112008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6812 Jan Sjodin <jan.sjodin@amd.com>
6813
6814 * graphite.c (gbb_compare): Correctly constify.
6815 (gbb_can_be_ignored): Indent.
6816 (graphite_trans_scop_swap_1and2): Add legality check.
6817 Remove dead FIXMEs.
6818
68192008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6820
6821 Remove fallouts from "Reverted the Condate changes".
6822 * tree.h: Remove unused decl.
45489e99 6823 * gcc.dg/tree-checker: Same.
2abae5f1
SP		 6824 * timevar.def: Remove counter.
6825
68262008-07-24 Sebastian Pop <sebastian.pop@amd.com>
6827
6828 * Merge from mainline (135673:138072).
6829
6830 Reverted the MIRO changes (from 2008-04-05) that are now
6831 tracked in the miro branch.
6832 * tree-bounds.c: Removed.
6833 * tree-bounds.h: Removed.
6834
6835 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
6836 are now tracked in the condate branch.
6837 * tree-check.c: Removed.
6838 * tree-match.c: Removed.
6839 * condate.y: Removed.
6840
68412008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6842
6843 * common.opt: New user flag -floop-block, -floop-strip-mine
6844 and -floop-interchange.
6845 * toplev.c (process_options): Enable -fgraphite pass if any one of the
6846 graphite loop optimization flags is turned on.
6847 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
6848 flag_loop_strip_mine and flag_loop_interchange checks before
6849 optimizations.
6850 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
6851 -floop-strip-mine and -floop-interchange.
45489e99 6852 * gcc.dg/graphite/block-0.c: Add -floop-block and remove
2abae5f1 6853 -fgraphite.
45489e99
SP		 6854 * gcc.dg/graphite/scop-16.c: Ditto.
6855 * gcc.dg/graphite/scop-17.c: Ditto.
6856 * gcc.dg/graphite/scop-18.c: Ditto.
2abae5f1
SP		 6857
68582008-07-23 Jan Sjodin <jan.sjodin@amd.com>
6859 Sebastian Pop <sebastian.pop@amd.com>
6860
6861 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
6862 (create_empty_loop_on_edge): More fixes.
6863 * tree-phinodes.c (resize_phi_node): Extern.
6864 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
6865 * cfghooks.c (update_dominator_information): New split from
6866 split_edge.
6867 * tree-vectorizer.c (rename_variables_in_bb): Extern.
6868 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
6869 successor of the function entry block.
6870
6871 * graphite.c: Include pointer-set.h.
6872 (debug_loop_mapping, increment_loop_mapped_depths,
6873 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
6874 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
6875 swap_loop_mapped_depth_for_num, get_num_from_index,
6876 swap_loop_mapped_depth, loop_iv_stack_debug,
6877 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
6878 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
6879 get_old_iv_from_ssa_name): New.
6880 (new_scop): Initialize SCOP_LOOPS_MAPPING.
6881 (free_scop): Free SCOP_LOOPS_MAPPING.
6882 (scop_record_loop): Record old ivs.
6883 (create_var_name): Removed.
6884 (initialize_cloog_names): Allocate double space in case strip mine
6885 applies to all loops once.
6886 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
6887 (clast_to_gcc_expression): Same. Implement more clast to gimple
6888 translation.
6889 (graphite_create_new_loop): Pass in ivstack.
6890 (remove_all_edges): Pass in the construction_edge.
6891 (graphite_remove_iv): Removed.
6892 (graphite_rename_ivs, graphite_rename_ivs_stmt,
6893 remove_cond_exprs): Rewritten.
6894 (move_phi_nodes): New.
6895 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
6896 (translate_clast): Pass in ivstack. Rewrite some cases.
6897 (set_cloog_options, debug_clast_stmt): New.
6898 (find_transform): Use set_cloog_options.
6899 (outermost_loop_layer): Removed.
6900 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
6901 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
6902 mark_old_loops, remove_dead_loops): New.
6903 (gloog): Rewritten.
6904 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
6905 (const_column_index, get_first_matching_sign_row_index,
6906 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
6907 get_upper_bound): New.
6908 (graphite_trans_bb_strip_mine): Also update the iv map.
6909
6910 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
6911 (struct name_tree): Add a loop field.
6912 (struct scop): Add a graphite_loops_mapping field.
6913 (SCOP_LOOPS_MAPPING): New.
6914 (debug_clast_stmt): Declare.
6915 * lambda.h (find_induction_var_from_exit_cond): Declare.
6916 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
6917 * cfgloop.h (update_dominators_in_loop): Removed declaration.
6918 (create_empty_loop_on_edge): Updated.
6919 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
6920 rename_variables_in_bb): Declare.
6921 * tree-cfg.c (remove_bb): Extern.
6922
45489e99 6923 * gcc.dg/graphite/block-0.c: New.
2abae5f1
SP		 6924
69252008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6926 Sebastian Pop <sebastian.pop@amd.com>
6927
6928 * graphite.c (strip_mine_profitable_p): New.
6929 (graphite_trans_bb_block): Disable strip mining if not profitable.
6930
45489e99
SP		 6931 * gcc.dg/graphite/scop-18.c: New.
6932 * gcc.dg/graphite/scop-17.c: Fixed.
6933 * gcc.dg/graphite/scop-16.c: Fixed.
2abae5f1
SP		 6934
69352008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
6936 Jan Sjodin <jan.sjodin@amd.com>
6937 Sebastian Pop <sebastian.pop@amd.com>
6938
6939 * graphite.c (is_interchange_valid): New.
6940 (graphite_trans_bb_block): Check loop nest of basic block for legality
6941 of interchange.
6942
6943 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
6944 outer_most_loop, gbb_outer_most_loop_index): New.
6945
6946 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
6947 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
45489e99
SP		 6948 * gcc.dg/graphite/scop-16.c: New.
6949 * gcc.dg/graphite/scop-17.c: New.
2abae5f1
SP		 6950
69512008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
6952
6953 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
6954 (graphite_trans_scop_block): Ignore SCoPs without bbs.
6955
69562008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
6957
6958 * graphite.c (new_scop): Initialize SCOP_EXIT.
6959 (scopdet_info): Add.
6960 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
6961 (build_scops_1): Cleanup, bugfixes.
6962 (build_scops): Cleanup.
6963
45489e99
SP		 6964 * gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
6965 * gcc.dg/graphite/scop-15.c: Add SCoP numbers.
2abae5f1
SP		 6966
69672008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
6968
45489e99 6969 * gfortran.dg/graphite/scop-1.f: Update to reduced test case.
2abae5f1 6970
45489e99 6971 * gfortran.dg/graphite/graphite.exp: Use
2abae5f1
SP		 6972 DEFAULT_GRAPHITE_FLAGS.
6973
45489e99 6974 * gcc.dg/graphite/scop-15.c: Update to reduced test case.
2abae5f1
SP		 6975
69762008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
6977
6978 * graphite.c (scan_tree_for_params): Do not assert any more if
6979 MULT_EXPR parameter is negative.
6980
45489e99 6981 * gfortran.dg/graphite/scop-1.f: New.
2abae5f1 6982
45489e99 6983 * gfortran.dg/graphite/graphite.exp: New.
2abae5f1 6984
45489e99 6985 * gcc.dg/graphite/scop-15.c: New.
2abae5f1
SP		 6986
69872008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
6988
6989 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
6990
69912008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
6992
6993 * graphite.c (graphite_trans_bb_swap_loops): Rename from
6994 graphite_swap_loops.
6995 (graphite_trans_bb_move_loop): New.
6996 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
6997 (graphite_trans_bb_block): New.
6998 (graphite_trans_loop_block): New.
6999 (graphite_trans_scop_swap_1and2): Rename from
7000 graphite_trans_swap_1and2.
7001 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
7002 (graphite_trans_scop_block): New.
7003 (graphite_apply_transformations): Rename from
7004 graphite_transformations.
7005
45489e99 7006 * gcc.dg/graphite/scop-matmult.c: New.
2abae5f1
SP		 7007
70082008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
7009
7010 * graphite.c (gbb_compare): New.
7011 (graphite_sort_gbbs): New.
7012 (gbb_can_be_ignored): New.
7013 (scop_remove_ignoreable_gbbs): New.
7014 (graphite_transformations): Cleanup and add
7015 scop_remove_ignoreable_gbbs.
7016 * lambda.h (lambda_vector_compare): New.
7017
70182008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
7019
7020 * graphite.c (print_graphite_bb): Correct printing of static schedule.
7021 (graphite_swap_loops): int -> unsigned
7022 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
7023 (graphite_transformations): New.
7024 (graphite_transform_loops): Move to graphite_transformations.
7025 * graphite.h (gbb_nb_loops): Return unsigned.
7026
70272008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
7028
7029 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
7030 the domain matrix. This makes scop-0.c work again.
7031
70322008-06-20 Richard Guenther <rguenther@suse.de>
7033
7034 * graphite.h: Adjust copyright to GPLv3.
7035 * graphite.c: Likewise.
7036 (stmt_simple_memref_for_scop_p): Split out from ...
7037 (stmt_simple_for_scop_p): ... here. Fix handling of calls
7038 and simplify.
7039 (get_bb_type): Optimize.
7040 (is_pred): Remove.
7041 (is_bb_addable): Fix memleak, replace is_pred call with
7042 single_pred.
7043 (build_scops): Use current_loops.
7044 (param_index): Fix memleak.
7045
70462008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7047
7048 * graphite.c: Fix formatting.
7049
70502008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7051
7052 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
7053 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
7054 (create_var_name, save_var_name): Newly defined functions.
7055 (initialize_cloog_names): Part of the code factored out to
7056 save_var_name.
7057 (clast_to_gcc_expression): Now handles the case of clast_red_sum
7058 in clast_reduction statement.
7059 (graphite_create_new_loop): Now takes a new parameter
7060 for outer_loop.
7061 (translate_clast): Now also takes the context_loop and bb_exit
7062 parameters. Rewritten the code so that it creates a gimple code
7063 inside the given context.
7064 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
7065 remove_cond_expr, disconnect_cond_expr,
7066 disconnect_virtual_phi_nodes): Newly defined functions.
7067 * graphite.h (struct scop): added old_ivs vector.
7068 SCOP_OLDIVS: New macro.
7069
70702008-06-19 Sebastian Pop <sebastian.pop@amd.com>
7071
7072 * cfgloopmanip.c: Add missing function comments, fix formatting.
7073
70742008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7075
7076 * cfgloopmanip.c (update_dominators_in_loop): Defined.
7077 (create_empty_loop_on_edge): Defined.
7078 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
7079 instead of void.
7080 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
7081 (update_dominators_in_loop): Declared as extern
7082 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
7083
70842008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
7085
7086 * graphite.c (print_graphite_bb): Allow changing number of loops
7087 in SCoP domain.
7088 (initialize_cloog_names): Allow changing number of loops.
7089 (build_cloog_prog): Simplify.
7090 (find_transform): Enable cloog option --strides.
7091 (graphite_swap_loops): New.
7092 (graphite_strip_mine_loop): New.
7093 (graphite_trans_swap_1and2): New.
7094 (graphite_trans_strip): New.
7095 (graphite_transform_loops): Add graphite_trans_strip.
7096 * graphite.h (scop_max_loop_depth): New.
7097
70982008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
7099
7100 * graphite.c (build_scop_iteration_domain): Remove forgotten
7101 line. (Fixes compile)
7102
71032008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
7104
7105 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
7106 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
7107 (build_bb_loops): New.
7108 (graphite_transform_loops): Add build_bb_loops.
7109 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
7110 numbers.
7111 * graphite.h (graphite_bb): Add loops.
7112 (gbb_nb_loops): New.
7113 (gbb_loop_at_index): New.
7114 (gbb_loop_index): New.
7115 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
7116 using nb_params_in_scop.
7117
71182008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
7119
7120 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
7121 (build_scop_canonical_schedules): Build minimized schedule.
7122 (schedule_to_scattering): Adapt to minimized schedule.
7123 * graphite.h (graphite_bb): Add/Update descriptions.
7124
71252008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
7126 Tobias Grosser <grosser@fim.uni-passau.de>
7127
7128 * graphite.c (print_graphite_bb): Add condition printing.
7129 (dump_value): New.
7130 (dump_gbb_conditions): New.
7131 (build_scop_conditions_1): New.
7132 (build_scop_conditions): New.
7133 * graphite.h (graphite_bb): Add conditions.
7134
71352008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
7136
7137 * graphite.c (print_graphite_bb):
7138 (free_graphite_bb): New.
7139 (free_scop): Free bbs.
7140 (get_bb_type): Free doms.
7141 (build_scop_context): Free context matrix.
7142 (build_loop_iteration_domains): Remove unused code.
7143 (build_cloog_prog): Free scattering function and blocklist.
7144 (find_transform): Free options.
7145
71462008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
7147
7148 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
7149 Remove unnecessery cloog data structures. Make a copy of the domain
7150 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
7151 unnecessary cloog data structures. Fix memory leaks. Remove insert
7152 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
7153 used.
7154 (build_scop_iteration_domain): Remove unnecessary cloog
7155 data structures. Fix memory leaks.
7156 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
7157 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
7158
71592008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7160
7161 * graphite.c (find_scop_params): Remove initialize_cloog_names.
7162
71632008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7164
7165 * graphite.c (end_scop): Style fix.
7166 (schedule_to_scattering): Style and comment fix.
7167
71682008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7169 * graphite.c (print_graphite_bb): Fix definiton of
7170 schedule_to_scattering.
7171 (initialize_cloog_names): Change nb_scattdims to max loop
7172 depth in SCoP.
7173 (schedule_to_scattering): Take parameter for number of scattering
7174 dimensions.
7175 (build_cloog_prog): Only build as much scattering dimensions as
7176 necessary.
7177
71782008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7179
7180 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
7181 in polyhedron/aermod.f90.
7182
71832008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
7184 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
7185 Harsha Jagasia <harsha.jagasia@amd.com>
7186
7187 * graphite.c (is_bb_addable): Fix segfault.
7188
71892008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
7190
7191 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
7192 with multiple exits and conditional handling in edge cases.
7193 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
7194
45489e99 7195 * gcc.dg/graphite/scop-14.c: New.
2abae5f1
SP		 7196
71972008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
7198 Adrien Eliche <aeliche@isty.uvsq.fr>
7199
7200 * graphite.c (is_bb_addable): Add more comments and enhance
7201 readablity of the source code. Fix memory leak.
7202 (is_loop_exit): Fix memory leak.
7203
72042008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
7205
7206 * graphite.c (first_loop_in_scop): Deleted.
7207 (setup_cloog_loop): Only walk the loop chain for inner loops.
7208 (build_scop_iteration_domain): Execute setup_cloog_loop for
7209 all loops in the first layer.
7210
72112008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
7212
7213 * graphite.c (scan_tree_for_params): Change the way params are
7214 added to be indepenent of the number of loops.
7215 (setup_cloog_loop): Revert to short matrix format. Fix parameter
7216 handling.
7217 (build_cloog_prog): Revert to short matrix format.
7218
72192008-06-05 Sebastian Pop <sebastian.pop@amd.com>
7220 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
7221
7222 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
7223 warning.
7224
72252008-06-05 Sebastian Pop <sebastian.pop@amd.com>
7226
7227 * graphite.c (nb_data_refs_in_scop): New.
7228 (graphite_transform_loops): Print more stats: number of
7229 loops, basic blocks and data references per scop.
7230
72312008-06-04 Sebastian Pop <sebastian.pop@amd.com>
7232 Jan Sjodin <jan.sjodin@amd.com>
7233
7234 * graphite.c (loop_affine_expr, idx_record_params,
7235 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
7236 instead of instantiate_parameters.
7237
72382008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
7239
7240 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
7241 add support for parameters, add STATIC_SCHEDULE at the right places,
7242 cleanup.
7243
72442008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
7245
7246 * graphite.c (build_scop_loop_nests): Only add the loops, that
7247 are contained completely in the SCoP.
7248 (build_cloog_prog): Disable scattering, until schedule_to_scattering
7249 and the domains are fixed.
7250 (build_scop_canonical_schedules): Add support for bbs not contained
7251 in any SCoP.
7252
72532008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
7254
7255 * graphite.h (scop_contains_loop): Update comments to match
7256 the actual behavior.
7257 (scop_contains_loop): New.
7258 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
7259
72602008-06-04 Sebastian Pop <sebastian.pop@amd.com>
7261
7262 * graphite.c (get_bb_type): On function body, i.e. loop_0,
7263 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
7264 as GBB_COND_HEADER.
7265
72662008-06-04 Sebastian Pop <sebastian.pop@amd.com>
7267 Tobias Grosser <grosser@fim.uni-passau.de>
7268
7269 * graphite.c (graphite_transform_loops): Early return when
7270 there are no loops in the function.
7271
72722008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7273 Jan Sjodin <jan.sjodin@amd.com>
7274
7275 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
7276 offset of the last loop.
7277 (setup_cloog_loop): Copy the entire outer constraint matrix.
7278
72792008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7280 Jan Sjodin <jan.sjodin@amd.com>
7281
7282 * graphite.c (stmt_in_scop_p, function_parameter_p,
7283 invariant_in_scop_p): Removed.
7284 (scan_tree_for_params): Can be used with no constraint
7285 matrix for gathering parameters.
7286 (idx_record_params): Don't use idx_record_param, instead use
7287 scan_tree_for_params.
7288 (find_scop_parameters): Same.
7289 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
7290 Fix the size of loop domains.
7291 (schedule_to_scattering): Exit when the outer loop is not in scop.
7292 (find_transform): Enable build_cloog_prog.
7293
72942008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7295 Jan Sjodin <jan.sjodin@amd.com>
7296
7297 * graphite.c (schedule_to_scattering): Make scattering domains
7298 uniformly of the same size, as required by CLooG 0.14.0 and before.
7299
73002008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7301 Jan Sjodin <jan.sjodin@amd.com>
7302
7303 * graphite.c (schedule_to_scattering): Rewrite, correct the
7304 translation of the scheduling function to scattering.
7305 (build_cloog_prog): Call schedule_to_scattering only once.
7306 * graphite.h (scop_loop_index): Do not fail for loops not
7307 in the scop: return -1.
7308
73092008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
7310
7311 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
7312 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
7313 (setup_cloog_loop): Export GBB_DOMAIN.
7314 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
7315 able to rebuild the original control flow.
7316 * graphite.h (graphite_bb): Add domain field and access macro.
7317 (GBB_DOMAIN): New.
7318
73192008-05-30 Sebastian Pop <sebastian.pop@amd.com>
7320
7321 * graphite.c (debug_gbb): New.
7322 (print_scop, build_graphite_bb): Use SCOP_BBS.
7323 (build_scop_bbs): Reimplemented.
7324 (dfs_bb_in_scop_p): Removed.
7325 (build_scop_loop_nests): Reorder loops inserted in
7326 SCOP_LOOP_NEST: outer loops should come first.
7327 (build_scop_canonical_schedules): Reinitialize at zero
7328 the components of the SCOP_STATIC_SCHEDULE for the loops
7329 that have already been parsed.
7330
7331 * graphite.h (debug_gbb): Declared.
7332
73332008-05-30 Sebastian Pop <sebastian.pop@amd.com>
7334 Jan Sjodin <jan.sjodin@amd.com>
7335
7336 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
7337 (graphite_loop_to_gcc_loop): Removed.
7338 (remove_all_edges): New.
7339 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
7340 (gloog): Remove useless code.
7341
73422008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
7343
7344 * graphite.c (get_bb_type): Reworked. We distinguish between
7345 loops with one or multiple exits.
7346 (is_loop_exit): New.
7347 (is_pred): New.
7348 (is_bb_addable): Rework condition handling, now support for case
7349 case statements and loops with multiple exits.
7350
45489e99
SP		 7351 * gcc.dg/graphite/scop-11.c: New.
7352 * gcc.dg/graphite/scop-12.c: New.
7353 * gcc.dg/graphite/scop-13.c: New.
2abae5f1
SP		 7354
73552008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
7356
7357 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
7358 we have too many colors.
7359
73602008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
7361
7362 * doc/invoke.texi (-ftree-loop-fusion): Document.
7363 * tree-pass.h (pass_loop_fusion): Declared.
7364 * tree-loop-fusion.c: New.
7365 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
7366 * tree-data-ref.c (find_data_references_in_loop): Make extern.
7367 * tree-data-ref.h (find_data_references_in_loop): Declared.
7368 * common.opt (ftree-loop-fusion): Declared.
7369 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
7370
73712008-05-21 Sebastian Pop <sebastian.pop@amd.com>
7372
7373 * graphite.c (build_access_matrix): Fix typo from the merge.
7374
73752008-05-20 Sebastian Pop <sebastian.pop@amd.com>
7376
7377 * Merge from mainline (130800:135673).
7378
73792008-05-07 Sebastian Pop <sebastian.pop@amd.com>
7380
7381 * graphite.c (end_scop): The exit of the scop is not part of the scop.
7382 Update dominators after splitting.
7383
73842008-05-07 Sebastian Pop <sebastian.pop@amd.com>
7385
7386 * graphite.c (is_bb_addable): Return the harmful statement.
7387 Factor up some code.
7388 (end_scop): New. Splits end of scope bbs on a harmful statement.
7389 (build_scops_1): Call end_scop.
7390
73912008-05-07 Sebastian Pop <sebastian.pop@amd.com>
7392
7393 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
7394 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
7395 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
7396 build_scops_1): Removed.
7397 (build_scops_2): Renamed build_scops_1.
7398
73992008-05-06 Sebastian Pop <sebastian.pop@amd.com>
7400
7401 * graphite.c: Fix formatting.
7402
74032008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7404
7405 * graphite.c (get_bb_type): New.
7406 (move_scops): New.
7407 (build_scops_2): New.
7408 (is_bb_addable): New.
7409 (build_scops): Switch the scop detection.
7410 (build_scop_bbs): Add entry bb to scop.
7411 * graphite.h (struct scop): Update comment.
7412
74132008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7414
7415 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
7416 more colors.
7417
74182008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7419
45489e99
SP		 7420 * gcc.dg/graphite/scop-1.c: Update.
7421 * gcc.dg/graphite/scop-2.c: Update.
7422 * gcc.dg/graphite/scop-4.c: Update.
7423 * gcc.dg/graphite/scop-5.c: Add.
7424 * gcc.dg/graphite/scop-6.c: Add.
2abae5f1
SP		 7425
74262008-05-06 Sebastian Pop <sebastian.pop@amd.com>
7427
45489e99
SP		 7428 * gcc.dg/graphite/scop-0.c: Add.
7429 * gcc.dg/graphite/scop-7.c: Add.
7430 * gcc.dg/graphite/scop-8.c: Add.
7431 * gcc.dg/graphite/scop-9.c: Add.
7432 * gcc.dg/graphite/scop-10.c: Add.
2abae5f1
SP		 7433
74342008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7435
7436 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
7437 Check affine expressions depending on the outermost loop
7438 instead of a scop.
7439 (stmt_simple_for_scop_p): Same.
7440 (harmfule_stmt_in_scop): Same.
7441
74422008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
7443
7444 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
7445 mark entry and exit, that are not part of the SCoP and update HTML
7446 formatting.
7447
74482008-04-25 Sebastian Pop <sebastian.pop@amd.com>
7449
7450 * graphite.c (basic_block_simple_for_scop_p): Renamed
7451 harmful_stmt_in_bb.
7452 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
7453 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
7454 (all_preds_visited_p, all_succs_visited_p,
7455 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
7456 scop_end_loop): New.
7457 (build_scops): Do not use dfs_enumerate_from.
7458
45489e99 7459 * gcc.dg/graphite/scop-{1,2,4}.c: Updated.
2abae5f1
SP		 7460
74612008-04-23 Sebastian Pop <sebastian.pop@amd.com>
7462
7463 * graphite.c: Add comments to functions that are missing a
7464 description.
7465 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
7466
74672008-04-23 Sebastian Pop <sebastian.pop@amd.com>
7468
7469 * graphite.c (nb_params_in_scop): Moved...
7470 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
7471 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
7472 (clast_to_gcc_expression): Reduce column size to less than 80.
7473 (graphite_create_iv): Return the new name of the IV.
7474 (find_transform): Set options->esp and options->cpp.
7475 (gloog): Comment out the invalidation of the old loop code.
7476 (initialize_dependence_polyhedron): Replace scop_nb_params with
7477 nb_params_in_scop.
7478
7479 * graphite.h (nb_params_in_scop): ... here.
7480 (scop_nb_params): Removed.
7481 (loop_domain_dim): Return something even when the loop was not
7482 found in the hash table: avoid ICEing on all the graphite.exp
7483 testcases.
7484
74852008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7486
7487 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
7488
7489 * graphite.c (build_scop_dynamic_schedules): Schedule is built
7490 according to nesting level.
7491 (find_scop_parameters): Call instantiate_parameters.
7492 (scan_tree_for_params): Extend it to handle general affine bounds.
7493 Inner loop bound can depend on outer loop induction variable.
7494 (setup_cloog_loop): tmp variable is allocated on stack. Call
7495 instantiate_parameters with respect to outermost_loop_in_scop.
7496 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
7497 graphite.h.
7498 (create_empty_loop): Function loopify should be given edge
7499 probability, instead of edge frequency. Dominance relation from
7500 switch_bb to loop_header.
7501 (clast_to_gcc_expression): Added handling of clast_reduction node.
7502 (gloog): New functionality for removing old loop.
7503 (test_dependence): Factored out from build_rdg_all_levels.
7504 (build_rdg_all_levels): Dependence testing factored out to
7505 test_dependence function.
7506
7507 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
7508 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
7509 from graphite.c
7510
75112008-04-07 Sebastian Pop <sebastian.pop@amd.com>
7512
7513 * graphite.c (free_scop, param_index, initialize_cloog_names,
7514 nb_params_in_scop): Use name_tree map instead of just a tree
7515 for keeping track of the variable name associated to that tree.
7516 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
7517 clast_to_gcc_expression, graphite_create_iv,
7518 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
7519 graphite_stmt_to_gcc_stmt): New.
7520 (gloog): Call these.
7521 * graphite.h (struct name_tree): New.
7522 (struct scop): Use name_tree instead of tree for params.
7523 Store a vector of name_tree for new_ivs.
7524 (SCOP_NEWIVS): New.
7525 (scop_nb_params): Use name_tree instead of tree.
7526
75272008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
7528 Sebastian Pop <sebastian.pop@amd.com>
7529
7530 * tree-bounds.c: New.
7531 * tree-bounds.h: New.
7532 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
7533 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
7534 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
7535 flag_mudflap.
7536 * gcc.c: Same.
7537 * toplev.c: Same.
7538 * c-cppbuiltin.c: Same.
7539 * c-pragma.c: Same.
7540 * common.opt: Same.
7541 * varasm.c: Same.
7542 * tree-outof-ssa.c: Same.
7543 * c-common.c: Same.
7544 * Makefile.in: Same.
7545
75462008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
7547 Sebastian Pop <sebastian.pop@amd.com>
7548
7549 * tree-loop-distribution.c (remaining_stmts,
7550 upstream_mem_writes): Removed static variables.
7551 (copy_loop_before, create_bb_after_loop,
7552 mark_nodes_having_upstream_mem_writes, free_rdg_components,
7553 rdg_build_components, rdg_build_partitions,
7554 dump_rdg_partitions): Extern.
7555 (generate_loops_for_partition, generate_code_for_partition): Do not
7556 return a bool.
7557 (already_processed_vertex_p, predecessor_has_mem_write,
7558 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
7559 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
7560 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
7561 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
7562 Pass remaining_stmts and upstream_mem_writes as parameters.
7563 (rdg_component): Moved...
7564 (build_rdg_partition_for_component): Do not aggregate components when
7565 flag_streamize_loops is set.
7566 (gen_sequential_loops): New.
7567 (ldist_gen): Call gen_sequential_loops.
7568
7569 * tree-pass.h (pass_loop_streamization): Declared.
7570
7571 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
7572 basic blocks when loops structures exist.
7573
7574 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
7575
7576 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
7577
7578 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
7579 eliminate_local_variables_stmt, eliminate_local_variables,
7580 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
7581 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
7582 of code delimited by two edges in the CFG.
7583 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
7584 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
7585 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
7586 the case of parallelisation of reductions.
7587 (create_loop_fn): Extern.
7588 (create_omp_parallel_region): New.
7589
7590 * tree-data-ref.c (dump_data_dependence_relation): Don't call
7591 dump_data_reference for printing dra and drb.
7592 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
7593 RDGE_RELATION.
7594 (build_rdg): Don't call free_dependence_relations for the moment, as
7595 we attach dependence relations on each edge of the RDG.
7596 To be fixed later.
7597
7598 * tree-data-ref.h (rdg_component): ...here.
7599 (struct rdg_edge): New field ddr_p relation.
7600 (RDGE_RELATION): New.
7601 (create_bb_after_loop, copy_loop_before,
7602 mark_nodes_having_upstream_mem_writes, rdg_build_components,
7603 rdg_build_partitions, dump_rdg_partitions,
7604 free_rdg_components): Declared.
7605
7606 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
7607 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
7608
7609 * tree-loop-streamization.c: New.
7610
7611 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
7612 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
7613
7614 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
7615
7616 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
7617
7618 * passes.c: Schedule pass_loop_streamization.
7619
76202008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
7621
7622 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
7623 update comment.
7624
76252008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
7626
7627 * graphite.c (dot_all_scops): Update formatting.
7628 Bbs can now be part of more than one SCoP.
7629
76302008-03-04 Sebastian Pop <sebastian.pop@amd.com>
7631
7632 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
7633 malloc problems.
7634 (loop_domain_dim): Check for unregistered toplev SCOP loop.
7635 * graphite.h (loop_to_cloog_loop): New.
7636
76372008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7638
7639 * graphite.c (loop_domain_dim, ref_nb_loops,
7640 loop_iteration_vector_dim): New.
7641 (build_access_matrix_with_af, build_access_matrix,
7642 initialize_dependence_polyhedron): Fixed for new matrix layout.
7643 No longer assume that all iteration domains are of the same
7644 dimensionality.
7645
76462008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7647
7648 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7649 defined in a loop at depth 0 is invariant.
7650 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7651 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7652 be called at loop depth 0.
7653
7654 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
7655 a parameter.
7656 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
7657 (down_open_scop): Removed.
7658 (loop_in_scop_p): Redefined.
7659 (scop_affine_expr): New argument: scop.
7660 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
7661 a harmful statement ending a scop.
7662 (basic_block_simple_for_scop_p): New argument: scop.
7663 (get_loop_start): Removed.
7664 (new_scop): Initialize SCOP_LOOPS.
7665 (free_scop): Free SCOP_LOOPS.
7666 (succs_at_same_depth, preds_at_same_depth): New.
7667 (end_scop): Test the validity of a scop.
7668 (add_dominators_to_open_scops): New.
7669 (test_for_scop_bound): Call add_dominators_to_open_scops.
7670 Add cases for opening and closing multiple scops.
7671 (build_scops, build_scop_bbs): Iterate over basic blocks in
7672 depth first order.
7673 (build_graphite_bb): Pass scop directly.
7674 (dfs_bb_in_scop_p): New.
7675 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
7676 several times.
7677 (nb_loops_around_gb): Use loop_in_scop_p.
7678 (schedule_to_scattering): Disabled for the moment the code computing
7679 the "textual order for outer loop".
7680
7681 * graphite.h (struct scop): New field loops.
7682 (SCOP_LOOPS): New.
7683 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
7684
45489e99 7685 * gcc.dg/graphite/scop-{1,...,7}.c: Updated.
2abae5f1
SP		 7686
76872008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
7688 Sebastian Pop <sebastian.pop@amd.com>
7689
7690 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
7691 * common.opt (fstreamize-loops): New.
7692 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
7693 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
7694 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
7695 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
7696
76972008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7698
7699 * tree-data-ref.c (build_empty_rdg): New.
7700 (build_rdg): Use it.
7701 * tree-data-ref.h (build_empty_rdg): Declared.
7702 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
7703 (find_vertex_for_stmt): Removed.
7704 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
7705
77062008-02-21 Sebastian Pop <sebastian.pop@amd.com>
7707
7708 * tree-loop-distribution.c (generate_builtin): After cancelling the
7709 loop tree, also delete basic blocks.
7710 (rdg_flag_uses): Stop recursion when a vertex has already been
7711 processed.
7712
77132008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7714
7715 * graphite.c (build_scop_alpha): Removed.
7716 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
7717 and dump_dependence_graph to avoid compiler warnings.
7718
77192008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7720
7721 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
7722 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
7723 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7724 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
7725 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
7726 (initialize_dependence_polyhedron, find_vertex_for_stmt,
7727 initialize_data_dependence_polyhedron, is_empty_polyhedron,
7728 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
7729 dump_dependence_graph): New.
7730 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
7731 (GBB_ALPHA): New.
7732 (struct scop): New field loop2cloog_loop.
7733 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
7734 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
7735
77362008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7737
7738 * graphite.c (build_graphite_bb): Fix initialization
7739 of the graphite basic block.
7740
77412008-02-05 Sebastian Pop <sebastian.pop@amd.com>
7742
7743 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
7744 loop domain matrix. Pass in the number of loops contained in the
7745 constraint matrix.
7746 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
7747 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
7748 loops that are not surrounding the current loop are not represented
7749 in the domain constraint matrix.
7750 (build_scop_iteration_domain): Initial domain constraint matrix
7751 contains only the eq/ineq, cst, and scop parameters columns.
7752
77532008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7754
7755 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
7756 (print_graphite_bb): Print scattering.
7757
77582008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7759
7760 * graphite.c (initialize_cloog_names): Initialize names of
7761 scattering variables.
7762
77632009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7764
7765 * graphite.c (dot_all_scops_1): Disable debug output while
7766 printing graph.
7767
77682008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7769
7770 * graphite.c (find_transform): Change cloog output language to C.
7771
77722008-01-27 Sebastian Pop <sebastian.pop@amd.com>
7773
7774 * tree-loop-distribution.c (generate_memset_zero,
7775 generate_builtin, generate_code_for_partition,
7776 rdg_flag_all_uses): New.
7777 (rdg_flag_uses): Gather in the same partition the statements defining
7778 the VUSES of the current statement.
7779 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
7780 Gather in the same partition not only the stores to the same memory
7781 access, but also the reads.
7782 (ldist_generate_loops): Renamed ldist_gen.
7783
77842008-01-24 Sebastian Pop <sebastian.pop@amd.com>
7785 Tobias Grosser <grosser@fmi.uni-passau.de>
7786
7787 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
7788 next pointer, don't use the inner pointer.
7789
77902008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
7791
7792 * graphite.c (dot_all_scops, dot_all_scops_1): New.
7793 (find_transform): Call dot_all_1.
7794 * graphite.h (dot_all_scops): Declared.
7795
77962007-12-14 Sebastian Pop <sebastian.pop@amd.com>
7797
7798 * tree-loop-distribution.c: Fix apsi.f ICE.
7799 (create_bb_after_loop): New.
7800 (generate_loops_for_partition): Use it.
45489e99 7801 * gfortran.dg/ldist-1.f90: New.
2abae5f1
SP		 7802
7803 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
7804 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
7805
78062007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7807
7808 * graphite.c (find_transform): Dump cloog program sent to cloog.
7809
78102007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7811
7812 * graphite.c (initialize_cloog_names): Initialize cloog
7813 iterator names.
7814
78152007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7816
7817 * graphite.c (build_scop_context): Fix typo, for the matrix
7818 format: insert '0 >= 0' instead of '-1 >= 0'.
7819
78202007-12-13 Sebastian Pop <sebastian.pop@amd.com>
7821
7822 * Fix merge problems.
7823
78242007-12-13 Sebastian Pop <sebastian.pop@amd.com>
7825
7826 * graphite.c (setup_cloog_loop): Fix typo.
7827
78282007-12-12 Sebastian Pop <sebastian.pop@amd.com>
7829
7830 * doc/invoke.texi (-ftree-loop-distribution): Documented.
7831 * tree-loop-distribution.c: Reimplemented.
7832 * tree-pass.h (pass_loop_distribution): New.
7833 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
7834 print_loops.
7835 * graphds.h (struct graph): New field indexes.
7836 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7837
7838 * tree-vect-analyze.c: Remove declaration of static functions when not
7839 needed.
7840 * tree-vectorizer.c: Same.
7841 (rename_variables_in_loop): Now extern.
7842 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
7843 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
7844 calling redirect_edge_and_branch_force.
7845
7846 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7847
7848 * tree-data-ref.c: Don't include tree-chrec.h.
7849 (debug_data_dependence_relations): New.
7850 (dump_data_dependence_relation): Call dump_data_reference on data refs
7851 in the relation.
7852 (same_access_functions): Moved...
7853 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7854 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7855 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7856 struct rdg_vertex_info, ): New.
7857 (create_rdg_edge_for_ddr): Compute the dependence level before looking
7858 at DDR_REVERSED_P.
7859 (create_rdg_vertices): Initialize the htab of graph->indexes.
7860 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
7861 (stmts_from_loop): Don't save LABEL_EXPR.
7862 (hash_stmt_vertex_info, eq_stmt_vertex_info,
7863 hash_stmt_vertex_del): New.
7864 (build_rdg): Initialize rdg->indexes.
7865 (free_rdg, stores_from_loop, ref_base_address,
7866 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7867 have_similar_memory_accesses_1, ref_base_address_1,
7868 remove_similar_memory_refs): New.
7869
7870 * tree-data-ref.h: Include tree-chrec.h.
7871 (debug_data_dependence_relations): Declared.
7872 (same_access_functions): ...here. Now static inline.
7873 (ddr_is_anti_dependent, ddrs_have_anti_deps,
7874 ddr_dependence_level): New.
7875 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
7876 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
7877 RDG_MEM_READS_STMT): New.
7878 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7879 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7880 rdg_vertex_for_stmt): Declared.
7881 (struct rdg_edge): New field level.
7882 (RDGE_LEVEL, free_rdg): New.
7883 (stores_from_loop, remove_similar_memory_refs,
7884 rdg_defs_used_in_other_loops_p,
7885 have_similar_memory_accesses): Declared.
7886 (rdg_has_similar_memory_accesses): New.
7887
7888 * lambda.h (dependence_level): New.
7889 * common.opt (ftree-loop-distribution): New.
7890 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
7891 (print_loop_ir): Renamed print_loops.
7892 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
7893 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
7894 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
7895 (tree-loop-distribution.o): Added.
7896 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7897 (mark_virtual_ops_in_bb): New.
7898 (print_loops_bb, debug_loop_num, debug_loop): New.
7899 * passes.c: Scheduled pass_loop_distribution.
7900
79012007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7902
7903 * graphite.c (scan_tree_for_params): Correct the number of columns
7904 for polylib format.
7905 (nb_flat_iterator): New.
7906 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
7907 (build_scop_iteration_domain): Correct the number of columns for
7908 polylib format.
7909
79102007-12-12 Sebastian Pop <sebastian.pop@amd.com>
7911
7912 * Merge from mainline (129697:130800).
7913
79142007-10-30 Sebastian Pop <sebastian.pop@amd.com>
7915
7916 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
7917 dominated by SCoP's exit.
7918 (graphite_transform_loops): Compute post dominators.
7919
79202007-10-28 Sebastian Pop <sebastian.pop@amd.com>
7921
7922 * Merge from mainline (127169:129697).
7923
79242007-10-28 Sebastian Pop <sebastian.pop@amd.com>
7925
7926 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
7927 parameter for the basic block that contains the expression. Use
7928 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
7929 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
7930 the expression.
7931 * graphite.h (gbb_loop): New.
7932 (GBB_LOOP): Removed.
7933
79342007-08-03 Sebastian Pop <sebpop@gmail.com>
7935
7936 * Makefile.in: Fix merge problem.
7937
79382007-08-03 Sebastian Pop <sebpop@gmail.com>
7939
7940 * Merge from mainline (125309:127169).
7941 * tree-loop-distribution.c: Disabled.
7942
79432007-06-05 Sebastian Pop <sebpop@gmail.com>
7944
7945 * Merge from mainline (r123693:125309).
7946
79472007-05-30 Sebastian Pop <sebpop@gmail.com>
7948
7949 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
7950 correct_modify_p
7951 (correct_modify_p, check_statements, number_of_lvalue_uses,
7952 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
7953 instead of MODIFY_EXPR.
7954 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
7955 and push new edges.
7956
79572007-05-24 Sebastian Pop <sebpop@gmail.com>
7958
7959 * tree-loop-distribution.c (struct rdg): Replace arrays by
7960 VECs for edges and vertices.
7961 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
7962 (RDGV_NB_PARTITIONS): New.
7963 (PRDG_NBV, PRDG_NBE): Removed.
7964 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
7965 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
7966 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
7967
79682007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
7969 Sebastian Pop <sebpop@gmail.com>
7970
7971 * doc/invoke.texi (-ftree-loop-distribution): Document.
7972 * tree-loop-distribution.c: New file.
7973 * tree-pass.h (pass_loop_distribution): Declared.
7974 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7975 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
7976 and set reversed_p.
7977 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
7978 (DDR_REVERSED_P): New.
7979 * common.opt (-ftree-loop-distribution): New.
7980 * tree-flow.h (distribute_loops): Declared.
7981 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
7982 * passes.c (init_optimization_passes): Schedule loop distribution.
7983
79842007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
7985
7986 * graphite.c (print_graphite_bb): Don't call dump_data_references.
7987 (print_scop): Don't print when scop is NULL.
7988 (build_scop_context, find_transform): Don't output to stderr.
7989
79902007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
7991
7992 * tree-data-ref.c: Don't include graphite.h.
7993 Comment out the code for printing data reference's scop.
7994 (build_access_matrix_with_af): Moved...
7995 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
7996 * graphite.c (build_access_matrix_with_af): ... here. Now static.
7997 (print_graphite_bb): Print basic block's schedule.
7998 (print_scop): Don't print the schedule, call cloog's pretty printer.
7999 (bb_in_scop_p): A basic block is in a scop only if it is both
8000 dominated and postdominated by the scop's entry and exit basic blocks.
8001 (function_parameter_p): New.
8002 (invariant_in_scop_p): Use function_parameter_p.
8003 (new_scop, save_scop): New.
8004 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
8005 save_scop.
8006 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
8007 (loop_in_scop_p): New.
8008 (scop_record_loop): Use loop_in_scop_p.
8009 (build_scop_domain): Renamed build_scop_iteration_domain.
8010 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
8011 nb_params_in_scop, build_scop_context, first_loop_in_scop,
8012 setup_cloog_loop, dot_scop_1, dot_scop): New.
8013 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
8014 (struct scop): Add a pointer to cloog's representation of a program.
8015
80162007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
8017
8018 * doc/invoke.texi (-ftree-check-verbose): Renamed
8019 -ftree-checks-verbose.
8020 * common.opt (flag_tree_check_verbose): Renamed
8021 flag_tree_checks_verbose.
8022 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
8023
80242007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
8025
8026 * configure: Regenerated.
8027 * config.in: Regenerated.
8028 * tree-ssa-loop.c (graphite_transforms): Execute
8029 graphite_transform_loops only when HAVE_cloog.
8030 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
8031 * graphite.c: Include polylibgmp.h and cloog.h.
8032 (graphite_transform_loops): Removed loops parameter.
8033 * tree-flow.h (graphite_transform_loops): Update declaration.
8034 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
8035 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
8036 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
8037 (OBJS-common): Remove dependence on graphite.o.
8038 (BACKEND): Depend on @GRAPHITE@.
8039
80402007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
8041
8042 * doc/invoke.texi (-ftree-check-verbose): Documented.
45489e99
SP		 8043 * gcc.dg/tree-checker/tree-checks-1.c: New.
8044 * gcc.dg/tree-checker/tree-checks-2.c: New.
8045 * gcc.dg/tree-checker/tree-checks-3.c: New.
8046 * gcc.dg/tree-checker/tree-checks-4.c: New.
8047 * gcc.dg/tree-checker/tree-checks.exp: New.
8048 * gcc.dg/tree-checker/condates.crp: New.
2abae5f1
SP		 8049 * common.opt (ftree-checks-verbose): New.
8050 * tree-check.c (tree_check_warning): Move extra stderr output
8051 under control of flag_tree_check_verbose.
8052
80532007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
8054
8055 * tree-match.c: Fix comments formatting.
8056 * tree-match.h: Fix comments formatting.
8057 * tree-check.c: Fix comments formatting.
8058 (tree_check_init): Restructure.
8059
80602007-04-12 Nic Volanschi <nic.volanschi@free.fr>
8061
8062 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
8063
80642007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8065
8066 * Merge from mainline (r120733:123693).
8067
80682007-03-20 Nic Volanschi <nic.volanschi@free.fr>
8069
8070 * condate.y: New file.
8071 * tree-match.h (struct patt_info_s): New field sign.
8072 (struct condate_s): New field msg.
8073 (normalize_condate, name_condate, add_condate): New.
8074 (conds[], condate_parse): Made extern.
8075 * tree-check.c (tree_check_warning): First arg changed to cond;
8076 warning reformatted.
8077 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
8078 (tree_scan): New.
8079 (tree_check): Process trivial condates.
8080 (read_delimited_string): Removed.
8081 (print_cond): Print name and msg.
8082 (conds[]): Made extern.
8083 (parse_tree_check_file_once): Rewritten to use the parser in
8084 condate.y.
8085 Processing of option --tree_check_string moved to tree_scan().
8086 * Makefile.in: Added condate.y
8087
80882007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
8089
8090 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
8091 Use VECs instead of varrays.
8092 * diagnostic.h (lazy_dump_generic_node): Update declaration.
8093 * Makefile.in (pretty-print.o): Depend on vec.h.
8094 * pretty-print.c: Include tree.h and vec.h.
8095 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
8096 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
8097 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
8098 pp_free_list): Use VECs instead of varrays.
8099 * pretty-print.h: Do not include varray.h.
8100 (struct tree_chunk_s): Declaration moved before its use.
8101 (output_buffer): Rename varray field to chunks.
8102 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
8103 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
8104 save_global_holes): Use VECs instead of varrays.
8105 * tree-match.h: Declare VECs of cfg_node, and hole_p.
8106 * tree-check.c (scan_cfg_stmts, push_node,
8107 print_matching_stmt): Removed.
8108 (tree_check_instance, push_global_holes_if_new, tree_check,
8109 execute_tree_check): Use VECs instead of varrays.
8110 (gate_tree_check): Don't execute the CFG check when basic_block_info
8111 is not available.
8112
81132007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
8114
8115 * Merge from mainline (r115016:120733).
8116
81172007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
8118
8119 * Merge from mainline (r117632:117661).
8120
81212007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
8122
8123 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
8124 * tree-pass.h (TDF_DEBUG, debug_p): New.
8125 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
8126 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
8127 get_loop_exit_condition, analyze_evolution_in_loop,
8128 analyze_initial_condition, analyze_scalar_evolution,
8129 instantiate_parameters, number_of_latch_executions): Use debug_p.
8130 * tree-chrec.c (chrec_apply): Use debug_p.
8131 * tree-data-ref.c: Include graphite.h.
8132 (dump_data_reference): Print also the access matrix.
8133 (analyze_array, analyze_indirect_ref, init_data_ref,
8134 analyze_offset_expr, address_analysis, object_analysis,
8135 create_data_ref, finalize_ddr_dependent,
8136 non_affine_dependence_relation, analyze_ziv_subscript,
8137 analyze_siv_subscript_cst_affine,
8138 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8139 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
8140 analyze_miv_subscript, analyze_overlapping_iterations,
8141 build_classic_dist_vector, subscript_dependence_tester,
8142 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
8143 (build_access_matrix_with_af): No longer static.
8144 * tree-data-ref.h (scop_p): ... declaration here.
8145 (data_reference.scop): New field.
8146 (DR_SCOP, DR_ACCESS_MATRIX): New.
8147 (build_access_matrix_with_af, dr_num_subscripts): Declared.
8148 * graphite.c (print_graphite_bb): Call dump_data_references.
8149 (print_scop): Use scop_nb_loops and scop_dim_domain.
8150 (test_for_scop_bound): Use debug_p.
8151 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
8152 scop_nb_params.
8153 (scop_loop_index): Moved...
8154 (scop_record_loop): New.
8155 (build_scop_loop_nests): Use scop_record_loop.
8156 (build_scop_domain): Use scop_dim_domain.
8157 (build_access_matrix): Implemented.
8158 (build_scop_canonical_schedules): Use scop_nb_loops.
8159 (build_graphite_bb): Initialize GBB_SCOP.
8160 * graphite.h (scop_p): Moved...
8161 (graphite_bb.scop): New field.
8162 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
8163 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
8164 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
8165 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
8166 scop_loop_index): New.
8167 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
8168
81692007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
8170
8171 * Merge from mainline (r117661:120450).
8172
81732006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
8174
8175 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
8176 at the first declaration outside the varying loop, instantiate as
8177 far as possible.
8178 * tree-chrec.c (for_each_scev_op): New.
8179 * tree-chrec.h (for_each_scev_op): Declared.
8180 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
8181 * tree-data-ref.c (get_references_in_stmt,
8182 find_data_references_in_stmt): New, from trunk.
8183 (find_data_references_in_loop): Use get_references_in_stmt
8184 and find_data_references_in_loop, modified as in trunk.
8185 (build_access_matrix_with_af): New.
8186 * tree-data-ref.h (data_reference): Add a field access_matrix.
8187 (data_ref_loc): New, as in trunk.
8188 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
8189 invariant_in_scop_p, param_index, scan_tree_for_params,
8190 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
8191 idx_record_param, idx_record_params, build_access_matrix,
8192 build_scop_data_accesses, build_scop_canonical_schedules,
8193 build_graphite_bb, build_scop_bbs, find_params_in_bb,
8194 build_scop_params): New.
8195 * graphite.h (graphite_bb): New.
8196 (scop): Add fields static_schedule, params, loop_nest,
8197 iteration_domain.
8198 * lambda.h: Declare vecs of lambda_matrix.
8199 * tree-flow.h (print_loop_ir_bb): Declared.
8200 * tree-cfg.c (print_loop_ir_bb): New.
8201 (print_loop): Use print_loop_ir_bb.
8202
82032006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
8204
8205 * Merge from mainline (r115016:117632).
8206
82072006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
8208
8209 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
8210 break due to a warning.
8211
82122006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
8213
8214 * graphite.c (print_scops, debug_scops): New.
8215 (graphite_transform): Renamed graphite_find_transform.
8216 * graphite.h (debug_scops): Declared.
8217
82182006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
8219
8220 * tree-match.c: Reformat following the GNU style.
8221 * tree-match.h: Reformat following the GNU style.
8222 * tree-pattern.h: Removed empty file.
8223 * Makefile.in: Remove references to tree-pattern.h.
8224 * tree-check.c: Reformat following the GNU style.
8225 (execute_tree_check): Move gate condition code to...
8226 (gate_tree_check): ...here. New function.
8227 (pass_check): Use the gate function.
8228
82292006-07-04 Nic Volanschi <nic.volanschi@free.fr>
8230
8231 * tree-pattern.h: New. Tree pattern matching and checking using
8232 concrete syntax.
8233 * tree-check.c: New. Tree/CFG checking pass.
8234 * tree-match.c: New. Library for tree pattern matching.
8235 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
8236 * toplev.c, flags.h: Add globals for tree-check pass.
8237 * Makefile.in: Integrate the files in tree-check pass.
8238 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
8239 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
8240 Introduce a "lazy" pretty-print mode.
8241 * tree.c, tree.h: Add tree_name.
8242
82432006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
8244
8245 * doc/invoke.texi (-fgraphite): Correct typo.
8246 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
8247 use of print_loop_ir.
45489e99
SP		 8248 * gcc.dg/graphite/scop-1.c: New.
8249 * gcc.dg/graphite/scop-2.c: New.
8250 * gcc.dg/graphite/graphite.exp: New.
2abae5f1
SP		 8251 * graphite.c: Include domwalk.h.
8252 (print_scop): Print only the entry and exit blocks.
8253 (debug_scop): No longer static.
8254 (affine_expr): Fix formating. Return also true when the expression is
8255 constant.
8256 (stmt_simple_for_scop_p): Fix formating.
8257 (build_scops): Use domwalk.
8258 (get_loop_start, end_scop, test_for_scop_bound): New.
8259 (graphite_transform_loops): Avoid printing on stderr.
8260 * graphite.h (debug_scop): Declared.
8261 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
8262 * Makefile.in (graphite.o): Depend on domwalk.h.
8263 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
8264 declarations for static functions.
8265 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
8266 controlling output verbosity.
8267
82682006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
8269 Plesco Alexandru <shurikx@gmail.com>
8270
8271 * doc/invoke.texi (-fgraphite): Document.
8272 * tree-pass.h (pass_graphite_transforms): Declared.
8273 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
8274 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
8275 (pass_graphite_transforms): Defined.
8276 * tree-data-ref.c (free_data_ref, data_reference): Extern.
8277 * tree-data-ref.h (free_data_ref, data_reference): Declared.
8278 * graphite.c, graphite.h: New.
8279 * common.opt (fgraphite): Declared.
8280 * tree-flow.h (graphite_transform_loops): Declared.
8281 * Makefile.in (OBJS-common): Add graphite.o.
8282 (graphite.o): New rule.
8283 * passes.c (pass_graphite_transforms): Scheduled.
8284
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