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Fix PR45229: gcc.c-torture/execute/20000412-4.c ICEs with -fgraphite-identity.
[thirdparty/gcc.git] / gcc / ChangeLog.graphite
CommitLineData
b4c8119f
SP		 12010-08-17 Sebastian Pop <sebastian.pop@amd.com>
2
3 PR middle-end/45229
4 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Do not
5 handle GIMPLE_CALLs with no LHS.
6
91989b60
RB		 72010-08-17 Riyadh Baghdadi <baghdadi.mr@gmail.com>
8 Sebastian Pop <sebastian.pop@amd.com>
9
10 * gcc.dg/graphite/graphite.exp: Add test rules for openscop read/write.
11 Call remove-build-file to clean up the generated *.graphite files.
12
132010-08-17 Riyadh Baghdadi <baghdadi.mr@gmail.com>
d3feeef9
RB		 14
15 * doc/invoke.texi (debugging options): Update documentation.
16 (-floop-interchange): Same.
17 (-flopp-strip-mine): Same.
18 (-floop-block): Same.
19 (-fgraphite-read): Add documentation.
20 (-fgraphite-write): Same.
21
91989b60 222010-08-17 Riyadh Baghdadi <baghdadi.mr@gmail.com>
a73c5323
RB		 23
24 * toplev.c (process_options): Disable graphite loop optimization
25 options when -fgraphite-read flag is used.
26
f06ecc4b
RB		 272010-08-17 Riyadh Baghdadi <baghdadi.mr@gmail.com>
28
29 * graphite-poly.c (init_graphite_out_file): New.
30 (init_graphite_in_file): New.
31 (apply_poly_transforms): Updated to enable reading and writing of
32 multiple scop files.
33 * toplev.c (init_asm_output): Remove graphite in/out file initialization.
34
d9ae7906
SP		 352010-08-17 Tobias Grosser <grosser@fim.uni-passau.de>
36
37 * graphite-scop-detection.c (graphite_can_represent_scev): Remove
38 redundant checks.
39
02315365
SP		 402010-08-12 Sebastian Pop <sebastian.pop@amd.com>
41
42 * graphite-clast-to-gimple.c (precision_for_value): Adjust
43 computation of precision by 1.
44
721c8b1e
RB		 452010-08-12 Riyadh Baghdadi <baghdadi.mr@gmail.com>
46
47 * graphite-cloog-util.c (openscop_read_cloog_matrix): New.
48 (openscop_read_polyhedron_matrix): New.
49 * graphite-cloog-util.h (openscop_read_polyhedron_matrix): Declared.
50 (openscop_read_N_int): Same.
51 * graphite-poly.c (openscop_read_N_int): New.
52 (openscop_read_one_int): New.
53 (openscop_read_N_string): New.
54 (openscop_read_one_string): New.
55 (openscop_read_powerset_matrix): New.
56 (graphite_read_transforms): Remove.
57 (graphite_read_scatt): New.
58 (graphite_read_scop_file): New.
59 (apply_poly_transforms): Updated to call graphite_read_scop_file.
60
fd8bb591
AS		 612010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
62
63 * graphite-poly.c: Change include order.
64
562c1b02
AS		 652010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
66
67 * graphite-cloog-compat.h (cloog_matrix_ncolumns): New.
68 (cloog_matrix_nrows): New.
69
7241f8c5
RB		 702010-08-11 Riyadh Baghdadi <baghdadi.mr@gmail.com>
71
72 * graphite-cloog-util.c (openscop_print_cloog_matrix): Remove spaces
73 from matrix lines.
74 * graphite-poly.c (openscop_print_scattering_function_1): Same.
75 (print_scattering_function_1): Same.
76 (openscop_print_pbb_domain): Same.
77 (openscop_print_scop_context): Same.
78 (print_scop_context): Same.
79
d72f5037
RB		 802010-08-11 Riyadh Baghdadi <baghdadi.mr@gmail.com>
81
82 * graphite-poly.c (openscop_print_pdr_polyhedron): Fix indentation.
83 (openscop_print_pdr_polyhedron): Print pph.
84
9e054f1b
SP		 852010-07-29 Sebastian Pop <sebastian.pop@amd.com>
86
87 * gcc.dg/graphite/graphite.exp: Add compile rules for vect-* files.
88 * gfortran.dg/graphite/graphite.exp: Same.
89 * gcc.dg/graphite/vect-pr43423.c: New.
90
c6060639
SP		 912010-07-29 Sebastian Pop <sebastian.pop@amd.com>
92
93 * graphite-clast-to-gimple.c (gcc_type_for_interval): Generate in
94 priority signed types.
95
2c2aceeb
SP		 962010-07-29 Sebastian Pop <sebastian.pop@amd.com>
97
98 * graphite-clast-to-gimple.c (max_signed_precision_type): Remove the call
99 to lang_hooks.types.type_for_size. Call build_nonstandard_integer_type.
100
ae403f5a
RB		 1012010-07-29 Riyadh Baghdadi <baghdadi.mr@gmail.com>
102
103 * graphite-cloog-util.c (openscop_print_cloog_matrix): New.
104 (openscop_print_polyhedron_matrix): New.
105 * graphite-cloog-util.h (openscop_print_polyhedron_matrix): Declared.
106 * graphite-poly.c (openscop_print_pdr_polyhedron): Same.
107 (openscop_print_pdr_powerset): New.
108 (openscop_print_powerset_matrix): New.
109 (openscop_print_scattering_function_1): New.
110 (print_scattering_function): Add support for scattering names and
111 OpenScop format.
112 (graphite_write_transforms): Remove.
113 (apply_poly_transforms): Updated to call print_scop.
114 (print_pdr_access_layout): Updated to support OpenScop format.
115 (print_pdr): Same.
116 (openscop_print_pbb_domain): New.
117 (print_pbb_body): Added a parameter to allow indicating that pbb_body is
118 not provided.
119 (print_pbb): Updated to call the new print_pbb_body.
120 (openscop_print_scop_context): New.
121 (print_scop_header): New.
122 (print_scop): Updated to call print_scop_header.
123 * graphite-poly.h: Document OpenScop format.
124
9707eeb0
SP		 1252010-07-29 Sebastian Pop <sebastian.pop@amd.com>
126
127 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add back
128 the case removed in the previous patch, when the only phi argument
129 is defined in the same loop as the phi node itself. Handle it
130 separately from the invariant case by both propagating it outside
131 the region and replacing the phi node with an assign.
132
974335d6
SP		 1332010-07-28 Sebastian Pop <sebastian.pop@amd.com>
134
135 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): The only
136 constant phi nodes with one argument are is_gimple_min_invariant
137 and SSA_NAME_IS_DEFAULT_DEF.
138
139 * gfortran.dg/graphite/id-22.f: New.
140
1461761b
AS		 1412010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
142
85437633
AS		 143 * graphite.c (graphite_initialize): Do not initialize
144 CLooG and initialize the Parma Polyhedra Library
145 manually when using CLOOG_ORG.
146 (graphite_finalize): Do not finalize CLooG and finalize
147 the Parma Polyhedra Library manually when using CLOOG_ORG.
148 * graphite-cloog-compat.h (cloog_initialize): Hide function
149 when using CLOOG_ORG.
150 (cloog_finalize): Same.
151
aa91c4cc 1522010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
85437633 153
1461761b
AS		 154 * graphite-clast-to-gimple.c (free_scattering): Change
155 CloogDomainList/CloogDomain to CloogScatteringList/CloogScattering
156 (CLOOG_ORG).
157 (build_cloog_prog): Same.
158 * graphite-cloog-compat.h (cloog_domain): Removed.
159 (cloog_scattering): New.
160 (cloog_set_domain): Removed.
161 (cloog_set_scattering): New.
162 (cloog_next_domain): Removed.
163 (cloog_next_scattering): New.
164 (cloog_set_next_domain): Removed.
165 (cloog_set_next_scattering): New.
166 (CloogScatteringList): New.
167 (CloogScattering): New.
168 (cloog_scattering_free): New.
169 (new_Cloog_Scattering_from_ppl_Polyhedron): New.
170 * graphite-cloog-util.c (new_Cloog_Scattering_from_ppl_Polyhedron):
171 New.
172
60f87855
AS		 1732010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
174
175 * graphite-clast-to-gimple.c (build_cloog_prog): Extend with
176 CloogState.
177 (set_cloog_options): Same.
178 (print_clast_stmt): Same.
179 (scop_to_clast): Same.
180 (print_generated_program): Same.
181 (gloog): Same.
182 * graphite-clast-to-gimple.h: Include graphite-cloog-util.h.
183 (scop_to_clast): Extend with CloogState.
184 * graphite-cloog-util.c: Include graphite-cloog-compat.h
185 (new_Cloog_Domain_from_ppl_Polyhedron):
186 Extend with CloogState. Use cloog_domain_from_cloog_matrix (CLOOG_ORG).
187 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Extend with CloogState.
188 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
189 * graphite-cloog-util.h (build_cloog_prog): Same.
190 * graphite-cloog-copat.h (build_cloog_prog): New.
191 (CloogState): New.
192 (cloog_state_malloc): New.
193 (cloog_state_free): New.
194 (cloog_loop_malloc): New.
195 (cloog_options_malloc): New.
196 (cloog_statement_alloc): New.
197 (cloog_domain_from_cloog_matrix): New.
198 (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
199 (new_Cloog_Domain_from_ppl_Polyhedron): New.
200
4431102b
AS		 2012010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
202
203 * graphite-clast-to-gimple.c (clast_name_to_gcc): Parameter
204 type of NAME now depends on used CLooG version.
205 (clast_to_gcc_expression): Replace expr_* with clast_expr_*.
206 (gcc_type_for_clast_expr): Same.
207 (print_clast_stmt): Replace pprint with clast_pprint.
208 * graphite-cloog-compat.h: Provide compatibility macros for
209 CLooG Legacy.
210 (clast_name_p): New.
211 (clast_expr_term): New.
212 (clast_expr_red): New.
213 (clast_expr_bin): New.
214 (clast_pprint): New.
215
ac3b070a
AS		 2162010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
217
218 * graphite-clast-to-gimple.c (set_cloog_options): Make CLooG options
219 compatible to newer CLooG releases (CLOOG_ORG).
220 (build_cloog_prog): Pass CloogOptions to more functions (CLOOG_ORG).
221 (scop_to_clast): Pass CloogOptions to build_cloog_prog (CLOOG_ORG).
222 * graphite-cloog-compat.h: Add compatibility macros for CLooG Legacy.
223 (build_cloog_prog) : New.
224 (cloog_program_extract_scalars): New.
225 (cloog_program_scatter): New.
226
2bbb190a
AS		 2272010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
228
229 * graphite-clast-to-gimple.c: Include graphite-cloog-compat.h
230 conditionally (CLOOG_ORG).
231 * graphite-cloog-compat.h: New. Include graphite-cloog-compat.h.
232 (cloog_statement_usr): New.
233 (cloog_domain): Same.
234 (cloog_set_domain): Same.
235 (cloog_next_domain): Same.
236 (cloog_set_next_domain): Same.
237 (cloog_program_nb_scattdims): Same.
238 (cloog_program_set_nb_scattdims): Same.
239 (cloog_program_names): Same.
240 (cloog_program_set_names): Same.
241 (cloog_program_set_context): Same.
242 (cloog_program_set_loop): Same.
243 (cloog_program_blocklist): Same.
244 (cloog_program_set_blocklist): Same.
245 (cloog_program_scaldims): Same.
246 (cloog_program_set_scaldims): Same.
247 (cloog_names_nb_parameters): Same.
248 (cloog_names_set_nb_parameters): Same.
249 (cloog_names_parameters): Same.
250 (cloog_names_set_parameters): Same.
251 (cloog_names_set_nb_iterators): Same.
252 (cloog_names_set_iterators): Same.
253 (cloog_names_set_nb_scattering): Same.
254 (cloog_names_set_scattering): Same.
255 (cloog_statement_set_usr): Same.
256 (cloog_loop_set_next): Same.
257 (cloog_loop_set_domain): Same.
258 (cloog_loop_set_block): Same.
259 (cloog_block_list_next): Same.
260 (cloog_block_list_set_next):
261 (cloog_block_list_set_block): Same.
262
5d737345
SP		 2632010-07-27 Sebastian Pop <sebastian.pop@amd.com>
264
265 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Returns
266 a bool.
267 (rewrite_commutative_reductions_out_of_ssa_close_phi): Same.
268 (rewrite_commutative_reductions_out_of_ssa_loop): Same.
269 (rewrite_cross_bb_scalar_deps_out_of_ssa): Call scev_reset_htab
270 when something has been changed.
271 (rewrite_commutative_reductions_out_of_ssa): Same.
272
273 * gcc.dg/graphite/id-26.c: New.
274
ab756588
SP		 2752010-07-26 Sebastian Pop <sebastian.pop@amd.com>
276
277 * graphite-sese-to-poly.c (propagate_expr_outside_region): Also
278 handle the case when def is in the sese region.
279 (rewrite_close_phi_out_of_ssa): Call propagate_expr_outside_region
280 for invariant expressions.
281 (rewrite_cross_bb_phi_deps): Removed.
282 (rewrite_cross_bb_scalar_deps): Also handle GIMPLE_PHI nodes.
283 (rewrite_cross_bb_scalar_deps_out_of_ssa): Do not call
284 rewrite_cross_bb_phi_deps.
285
4ee23fa8
SP		 2862010-07-26 Sebastian Pop <sebastian.pop@amd.com>
287
288 * graphite-sese-to-poly.c
289 (rewrite_commutative_reductions_out_of_ssa_loop): Call
290 scev_analyzable_p only on is_gimple_reg
291
292 * gcc.dg/graphite/id-25.c: New.
293
1c2a7491
SP		 2942010-07-22 Sebastian Pop <sebastian.pop@amd.com>
295
296 * graphite-sese-to-poly.c (propagate_expr_outside_region): New.
297 (rewrite_close_phi_out_of_ssa): Propagate constant values or
298 parametric expressions outside the scop region.
299 (rewrite_cross_bb_scalar_deps): Same.
300 * sese.c (rename_uses): Use NULL_TREE instead of NULL for trees.
301
302 * gcc.dg/graphite/run-id-5.c: New.
303 * gcc.dg/graphite/run-id-6.c: New.
304 * gfortran.dg/graphite/id-21.f: New.
305
320532a8
SP		 3062010-07-22 Sebastian Pop <sebastian.pop@amd.com>
307
308 * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Use
309 SSA_NAME_DEF_STMT only on SSA_NAMEs.
310
311 * gcc.dg/graphite/id-24.c: New.
312
2847388e
SP		 3132010-07-22 Sebastian Pop <sebastian.pop@amd.com>
314
315 * tree-scalar-evolution.c (instantiate_scev_name): Do not
316 instantiate default definitions.
317
ed941c41
VK		 3182010-07-20 Vladimir Kargov <kargov@gmail.com>
319
320 * graphite-scop-detection.c (is_valid_stmt_p): New.
321 (is_valid_bb_p): New.
322
f4ce375d
VK		 3232010-07-20 Vladimir Kargov <kargov@gmail.com>
324 Sebastian Pop <sebastian.pop@amd.com>
325
326 * cfgloop.c (is_loop_exit): Renamed loop_exits_to_bb_p.
327 (loop_exits_from_bb_p): New.
328 * cfgloop.h (is_loop_exit): Renamed loop_exits_to_bb_p.
329 (loop_exits_from_bb_p): Declared.
330 * graphite-scop-detection.c (scopdet_basic_block_info): Call
331 loop_exits_to_bb_p.
332
15d17127
VK		 3332010-07-20 Vladimir Kargov <kargov@gmail.com>
334
335 * refined-regions.c: Include tree-pass.h, cfgloop.h, gimple.h, and
336 tree-data-ref.h.
337 (dot_regions_1): New.
338 (dot_regions): New.
339 * refined-regions.h (dot_regions): Declared.
340 * Makefile.in (refined-regions.o): Update dependences.
341
a7d00e71
SP		 3422010-07-20 Sebastian Pop <sebastian.pop@amd.com>
343
344 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add an
345 extra parameter for the region. Call scev_analyzable_p.
346 (rewrite_reductions_out_of_ssa): Update call to
347 rewrite_close_phi_out_of_ssa.
348 (rewrite_cross_bb_phi_deps): Same.
349 (rewrite_commutative_reductions_out_of_ssa_loop): Add an extra
350 parameter for the region. Call scev_analyzable_p.
351 (rewrite_commutative_reductions_out_of_ssa): Update call to
352 rewrite_commutative_reductions_out_of_ssa_loop.
353
5df5f257
SP		 3542010-07-20 Sebastian Pop <sebastian.pop@amd.com>
355
356 * gcc.dg/tree-ssa/pr20742.c: New.
357
6f23dd91
SP		 3582010-07-15 Sebastian Pop <sebastian.pop@amd.com>
359
360 * sese.c (rename_uses): Call unshare_expr before force_gimple_operand.
361
362 * gcc.dg/graphite/id-23.c: New.
363
87b28340
SP		 3642010-07-15 Sebastian Pop <sebastian.pop@amd.com>
365
366 * graphite-sese-to-poly.c (reduction_phi_p): Do not rewrite out of
367 SSA scalar phi nodes that can be scev_analyzable_p.
368
369 * gfortran.dg/graphite/id-20.f: Adjust testcase.
370
3dd2dd57
SP		 3712010-07-15 Sebastian Pop <sebastian.pop@amd.com>
372
373 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Correctly
374 handle SSA_NAME_IS_DEFAULT_DEF.
375
a0dd1502
SP		 3762010-07-15 Sebastian Pop <sebastian.pop@amd.com>
377
378 * sese.c (rename_uses): Handl unconditionally gimple_debug statements.
379
380 * gcc.dg/graphite/pr42729.c: New.
381
8af6d9cd
SP		 3822010-07-15 Sebastian Pop <sebastian.pop@amd.com>
383
384 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Special
385 case non close-phi nodes with one argument.
386
f36fc876
SP		 3872010-07-15 Sebastian Pop <sebastian.pop@amd.com>
388
389 * sese.h (scev_analyzable_p): Scevs could be expressions without
390 chrecs and still be scev_analyzable_p.
391
57fe3c87
SP		 3922010-07-15 Sebastian Pop <sebastian.pop@amd.com>
393
394 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
395
a0d1afb3
SP		 3962010-07-15 Sebastian Pop <sebastian.pop@amd.com>
397
398 * cfgloop.c (alloc_loop): Remove initialization of loop->single_iv.
399 * cfgloop.h (struct loop): Remove single_iv field.
400 * graphite-sese-to-poly.c (graphite_loop_normal_form): Removed.
401 (scop_canonicalize_loops): Removed.
402 (scop_ivs_can_be_represented): Do not use loop->single_iv. Iterate
403 over all the loop phi nodes in loop->header.
404 (build_poly_scop): Remove use of scop_canonicalize_loops.
405
dba9acfa
SP		 4062010-07-15 Sebastian Pop <sebastian.pop@amd.com>
407
408 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Also
409 handle GIMPLE_CALL.
410
8b059232
SP		 4112010-07-15 Sebastian Pop <sebastian.pop@amd.com>
412
413 * tree-chrec.c (chrec_apply): Should only apply to the specified
414 variable. Also handle multivariate chains of recurrences that
415 satisfy evolution_function_is_affine_p. Also handle CASE_CONVERT.
416
2e286fd2
SP		 4172010-07-15 Sebastian Pop <sebastian.pop@amd.com>
418
419 * graphite-clast-to-gimple.c (debug_clast_name_index): Removed.
420 (debug_clast_name_indexes_1): Removed.
421 (debug_clast_name_indexes): Removed.
422 (pbb_to_depth_to_oldiv): Removed.
423 (build_iv_mapping): Replace the use of rename_map with iv_map.
424 (translate_clast_user): Remove uses of rename_map. Allocate and
425 free iv_map.
426 (translate_clast_for_loop): Remove uses of rename_map.
427 (translate_clast_for): Same.
428 (translate_clast_guard): Same.
429 (translate_clast): Same.
430 (gloog): Same.
431 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Removed.
432 * graphite-sese-to-poly.c (scev_analyzable_p): Moved...
433 * sese.c (set_rename): Now static.
434 (rename_variables_in_stmt): Removed.
435 (rename_uses): New.
436 (is_parameter): Removed.
437 (is_iv): Removed.
438 (expand_scalar_variables_call): Removed.
439 (expand_scalar_variables_ssa_name): Removed.
440 (expand_scalar_variables_expr): Removed.
441 (expand_scalar_variables_stmt): Removed.
442 (expand_scalar_variables): Removed.
443 (rename_variables): Removed.
444 (remove_condition): Removed.
445 (get_true_edge_from_guard_bb): Removed.
446 (get_false_edge_from_guard_bb): Removed.
447 (struct igp): Removed.
448 (default_before_guard): Removed.
449 (convert_for_phi_arg): Removed.
450 (add_guard_exit_phis): Removed.
451 (insert_guard_phis): Removed.
452 (graphite_copy_stmts_from_block): Now also uses iv_map and a
453 region. Do not copy conditions. Do not copy induction variables.
454 Call rename_uses.
455 (copy_bb_and_scalar_dependences): Allocate a local rename_map for
456 the translated statement. Use the iv_map for the induction
457 variable renaming.
458 * sese.h (copy_bb_and_scalar_dependences): Update declaration.
459 (set_rename): Removed declaration.
460 (scev_analyzable_p): ...here.
461 * tree-chrec.c (chrec_apply_map): New.
462 * tree-chrec.h (chrec_apply_map): Declared.
463
e11d25e0
SP		 4642010-07-15 Sebastian Pop <sebastian.pop@amd.com>
465
466 * graphite-clast-to-gimple.c (translate_clast_for_loop): Do not call
467 insert_loop_close_phis.
468 * sese.c (name_defined_in_loop_p): Removed.
469 (expr_defined_in_loop_p): Removed.
470 (alive_after_loop): Removed.
471 (close_phi_not_yet_inserted_p): Removed.
472 (struct alep): Removed.
473 (add_loop_exit_phis): Removed.
474 (insert_loop_close_phis): Removed.
475
61298f69
AS		 4762010-07-15 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
477
e11d25e0
SP		 478 * graphite-cloog-util.c (cloog_matrix_to_ppl_constraint): Fix flipped
479 condition.
480 * graphite-poly.c (psct_scattering_dim_for_loop_depth): Same.
61298f69 481
7ff28cc2
SP		 4822010-07-07 Sebastian Pop <sebastian.pop@amd.com>
483
484 * gfortran.dg/graphite/id-20.f: New.
485
a9c2ba8f
AS		 4862010-07-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
487
488 * graphite-cloog-util.h: Added cloog.h.
489 * graphite-blocking.c: Removed cloog.h.
490 * graphite-dependences.c: Same.
491 * graphite-interchange.c: Same.
492 * graphite-poly.c: Same.
493 * graphite-ppl.c: Same.
494 * graphite-scop-detection.c: Same.
495 * graphite-sese-to-poly.c:
496 Removed cloog.h.
497 Removed graphite-clast-to-gimple.h.
498 (check_poly_representation): Removed (unused).
499 * graphite-sese-to-poly.h
500 (check_poly_representation): Removed (unused).
501
0647324a
AS		 5022010-07-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
503
504 * Makefile.in
505 (OBJS-common): Added graphite-cloog-util.o.
506 (graphite-clast-to-gimple.o): Added graphite-cloog-util.h.
507 (graphite-cloog-util.o): New.
508 (graphite-ppl.o): Added graphite-cloog-util.h.
509 * graphite-clast-to-gimple.c:
510 Added graphite-cloog-util.h to include statements.
511 * graphite-cloog-util.c: New.
512 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.c.
513 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
514 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
515 (new_C_Polyhedron_from_Cloog_Matrix): Same.
516 (ppl_Constrain_System_number_of_constraints): Same.
517 (new_Cloog_Matrix_from_ppl_Constraint_System): Same.
518 (oppose_constraint): Same.
519 (cloog_matrix_to_ppl_constraint): Same.
520 (new_Constraint_System_from_Cloog_Matrix): Same.
521 (insert_constraint_into_matrix): Same. Declared static.
522 * graphite-cloog-util.h: New.
523 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.h.
524 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
525 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
526 (new_C_Polyhedron_from_Cloog_Matrix): Same.
527 (insert_constraint_into_matrix): Same.
528 * graphite-ppl.c:
529 Added graphite-cloog-util.h to include statements.
530 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to graphite-cloog-util.c.
531 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
532 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
533 (new_C_Polyhedron_from_Cloog_Matrix): Same.
534 (insert_constraint_into_matrix): Same.
535 (ppl_Constrain_System_number_of_constraints): Same.
536 (new_Cloog_Matrix_from_ppl_Constraint_System): Same.
537 (oppose_constraint): Same.
538 (cloog_matrix_to_ppl_constraint): Same.
539 (new_Constraint_System_from_Cloog_Matrix): Same.
540 * graphite-ppl.h:
541 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to
542 graphite-cloog-util.h.
543 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
544 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
545 (new_C_Polyhedron_from_Cloog_Matrix): Same.
546 (insert_constraint_into_matrix): Removed.
547
589ac63c
AS		 5482010-07-04 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
549
550 * graphite-clast-to-gimple.c
551 (precision_for_value): Resolve value_* calls to matching mpz_* calls.
552 (precision_for_interval): Same.
553 (gcc_type_for_interval): Same.
554 (compute_type_for_level): Same.
555 * graphite-interchange.c
556 (lst_interchange_profitable_p): Same.
557 * graphite-poly.c
558 (psct_scattering_dim_for_loop_depth): Same.
559 * graphite-ppl.c
560 (ppl_max_for_le_pointset): Same.
561 (ppl_min_for_le_pointset): Same.
562
3e40cb77
VK		 5632010-06-25 Vladimir Kargov <kargov@gmail.com>
564
565 * refined-regions.c (bb_index_compare): New.
566 (get_bbs_in_region): New.
567 (print_bbs_in_region): New.
568 (print_refined_region): Add an argument that allows to print
569 all basic blocks contained in regions.
570 (debug_refined_region): Update call to print_refined_region.
571 * refined-regions.h (print_refined_region): Update declaration.
572 (get_bbs_in_region): Declared.
573 * graphite-scop-detection.c (build_scops_new): Print the refined
574 region tree into the Grahite dump file.
575
d3e7b889
SP		 5762010-06-24 Sebastian Pop <sebastian.pop@amd.com>
577
578 * graphite-sese-to-poly.c (rewrite_degenerate_phi): New.
579 (rewrite_reductions_out_of_ssa): Call it for degenerate_phi_result.
580
aedede66
SP		 5812010-06-24 Sebastian Pop <sebastian.pop@amd.com>
582
583 * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Call
584 rewrite_close_phi_out_of_ssa.
585
586 * gcc.dg/graphite/id-22.c: New.
587
f2c51113
SP		 5882010-06-24 Sebastian Pop <sebastian.pop@amd.com>
589
590 * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Remove dead code.
591
32e68db9
SP		 5922010-06-24 Sebastian Pop <sebastian.pop@amd.com>
593
594 * graphite-clast-to-gimple.c (build_iv_mapping): Rename map with
595 rename_map.
596 * sese.c (debug_rename_map): Same.
597 (get_rename): Same.
598 (set_rename): Same.
599 (rename_variables_in_stmt): Same.
600 (expand_scalar_variables_call): Same.
601 (expand_scalar_variables_ssa_name): Same.
602 (expand_scalar_variables_expr): Same.
603 (expand_scalar_variables_stmt): Same.
604 (expand_scalar_variables): Same.
605 (rename_variables): Same.
606 (graphite_copy_stmts_from_block): Same.
607 (copy_bb_and_scalar_dependences): Same.
608
8b164754
SP		 6092010-06-24 Sebastian Pop <sebastian.pop@amd.com>
610
611 * graphite-clast-to-gimple.c (copy_renames): Removed.
612 (translate_clast_for): Do not call copy_renames.
613 (translate_clast_guard): Same.
614
9773d730
SP		 6152010-06-23 Sebastian Pop <sebastian.pop@amd.com>
616
617 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Moved up.
618 (rewrite_cross_bb_phi_deps): Split out of rewrite_cross_bb_scalar_deps.
619 (rewrite_cross_bb_scalar_deps_out_of_ssa): Run rewrite_cross_bb_phi_deps
620 before rewrite_cross_bb_scalar_deps.
621
cc588970
SP		 6222010-06-23 Sebastian Pop <sebastian.pop@amd.com>
623
624 * graphite-sese-to-poly.c (rewrite_commutative_reductions_out_of_ssa):
625 Early return in when flag_associative_math is not set.
626
3d125479
SP		 6272010-06-23 Sebastian Pop <sebastian.pop@amd.com>
628
629 * gcc.dg/graphite/run-id-2.c: Call abort.
630
4aa9a167
SP		 6312010-06-23 Sebastian Pop <sebastian.pop@amd.com>
632
633 * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Always insert out
634 of SSA copies on edges except for loop->latch.
635
ee646fc6
SP		 6362010-06-23 Sebastian Pop <sebastian.pop@amd.com>
637
638 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps_out_of_ssa):
639 Split out of rewrite_reductions_out_of_ssa.
640 * graphite-sese-to-poly.h (rewrite_cross_bb_scalar_deps_out_of_ssa):
641 Declared.
642 * graphite.c (graphite_transform_loops): Call it.
643
6a7441f5
SP		 6442010-06-23 Sebastian Pop <sebastian.pop@amd.com>
645
646 * graphite.c (graphite_transform_loops): Add two more dbg_cnt calls.
647
d4332d00
SP		 6482010-06-15 Sebastian Pop <sebastian.pop@amd.com>
649
650 * passes.c (init_optimization_passes): Add pass_graphite.
651 Schedule a pass_copy_prop before pass_graphite_transforms.
652 * timevar.def (TV_GRAPHITE): Declared.
653 * tree-pass.h (pass_graphite): Declared.
654 * tree-ssa-loop.c (pass_graphite): New.
655
656 * gcc.dg/graphite/id-20.c: New.
657
14d0e129
SP		 6582010-06-12 Sebastian Pop <sebastian.pop@amd.com>
659
660 * graphite-clast-to-gimple.c (gloog): Do not pass scops in parameter.
661 Remove calls to rename_nb_iterations and rename_sese_parameters.
662 * graphite-clast-to-gimple.h (gloog): Update declaration.
663 * graphite.c (graphite_transform_loops): Update call to gloog.
664 * sese.c (rename_variables_in_expr): Removed.
665 (rename_nb_iterations): Removed.
666 (rename_sese_parameters): Removed.
667 * sese.h (rename_nb_iterations): Removed.
668 (rename_sese_parameters): Removed.
669
d1ba0721
SP		 6702010-06-12 Sebastian Pop <sebastian.pop@amd.com>
671
672 * graphite-clast-to-gimple.c (gloog): Remove call to
673 sese_adjust_liveout_phis.
674 * graphite-sese-to-poly.c (scev_analyzable_p): When scev returns an
675 SSA_NAME, allow it to be handled by rewrite_cross_bb_scalar_deps.
676 (rewrite_cross_bb_scalar_deps): Handle GIMPLE_PHI nodes: call
677 rewrite_phi_out_of_ssa.
678 * sese.c (get_vdef_before_sese): Removed.
679 (sese_adjust_vphi): Removed.
680 (sese_adjust_liveout_phis): Removed.
681 * sese.h (sese_adjust_liveout_phis): Removed.
682
5fed5769
SP		 6832010-06-12 Sebastian Pop <sebastian.pop@amd.com>
684
685 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Pass an extra
686 argument for the place after which to insert the out of SSA copy.
687 (rewrite_close_phi_out_of_ssa): Update calls to insert_out_of_ssa_copy.
688 (rewrite_phi_out_of_ssa): Same.
689 (rewrite_cross_bb_scalar_deps): Same.
690 (insert_copyout): Removed.
691 (insert_copyin): Removed.
692 (translate_scalar_reduction_to_array): Call insert_out_of_ssa_copy and
693 insert_out_of_ssa_copy_on_edge instead of insert_copyout and
694 insert_copyin.
695
3a7086cc
SP		 6962010-06-12 Sebastian Pop <sebastian.pop@amd.com>
697
698 * graphite-sese-to-poly.c (build_scop_bbs): Not static anymore.
699 (rewrite_reductions_out_of_ssa): Same.
700 (rewrite_commutative_reductions_out_of_ssa): Same.
701 (build_poly_scop): Do not call these functions.
702 * graphite-sese-to-poly.h (build_poly_scop): Declared.
703 (rewrite_reductions_out_of_ssa): Declared.
704 (rewrite_commutative_reductions_out_of_ssa): Declared.
705 * graphite.c (graphite_transform_loops): Call on every scop
706 rewrite_commutative_reductions_out_of_ssa before calling
707 rewrite_reductions_out_of_ssa and build_scop_bbs.
708
61ca46ce
SP		 7092010-06-12 Sebastian Pop <sebastian.pop@amd.com>
710
711 * graphite-dependences.c (dot_deps): Make system call to dotty run
712 in background.
713 (dot_deps_stmt): Same.
714 * graphite-poly.c (dot_lst): Same.
715
f5f50480
SP		 7162010-06-11 Sebastian Pop <sebastian.pop@amd.com>
717
718 * graphite-clast-to-gimple.c (gcc_type_for_interval): Do not pass
719 old_type in parameter.
720 (gcc_type_for_value): Update call to gcc_type_for_interval.
721 (compute_type_for_level_1): Renamed compute_type_for_level.
722 Update call to gcc_type_for_interval.
723
081970eb
SP		 7242010-06-09 Sebastian Pop <sebastian.pop@amd.com>
725
726 * tree-scalar-evolution.c (instantiate_scev_name): Do not fail
727 the scev analysis when the variable is not used outside the loop
728 in a close phi node: call compute_overall_effect_of_inner_loop.
729
bb17c851
SP		 7302010-06-09 Sebastian Pop <sebastian.pop@amd.com>
731
732 * graphite-sese-to-poly.c (single_pred_cond): Renamed
733 single_pred_cond_non_loop_exit. Return NULL for loop exit edges.
734 (build_sese_conditions_before): Renamed call to single_pred_cond.
735 (build_sese_conditions_after): Same.
736
86e40af7
SP		 7372010-06-09 Sebastian Pop <sebastian.pop@amd.com>
738
739 * graphite-poly.h: Fix comments and indentation.
740 * graphite-sese-to-poly.c: Same.
741 (build_sese_conditions_before): Compute stmt and gbb only when needed.
742 * tree-chrec.c: Fix comments and indentation.
743 (tree-ssa-loop-niter.c): Same.
744
5599dea7
TG		 7452010-06-08 Tobias Grosser <grosser@fim.uni-passau.de>
746
747 * refined-regions.c (create_region): Only initialize the region.
748 (find_regions_with_entry): Initialize parent relation and bbmap
749 correctly.
750 (build_regions_tree): Set outermost_region to region instead of
751 topmost_region.
752 (calculate_region_tree): Remove unneeded parameters.
753
2a6909ec
TG		 7542010-06-02 Tobias Grosser <grosser@fim.uni-passau.de>
755
756 * graphite-scop-detection.c (is_scop_p): New.
757 (build_scops_new): New. A skeleton for the new scop detection.
758 (build_scops_old): Renamed from build_scops.
759 (build_scops): New version. Call the new and the old scop
760 detection.
761
25c57e83
TG		 7622010-05-27 Tobias Grosser <grosser@fim.uni-passau.de>
763 Antoniu Pop <antoniu.pop@gmail.com>
764
765 * Makefile.in (OBJS-common): Add refined-regions.o.
766 (refined-regions.o): New.
767 (graphite-scop-detection.o): Use refined-regions.h.
768 * graphite-scop-detection.c: Include refined-regions.h
769 (build_scops): Also build the refined region tree.
770 * refined-regions.c: New. Adds an algorithm to detect refined
771 regions.
772 (print_refined_region): New.
773 (debug_refined_region): New.
774 (refined_region_contains_bb_p): New.
775 (refined_region_contains_region_p): New.
776 (is_common_df): New.
777 (struct find_regions_global_data): New.
778 (is_region): New.
779 (typedef struct bb_bb_def): New.
780 (new_bb_bb_def): New.
781 (bb_bb_map_hash): New.
782 (eq_bb_bb_map): New.
783 (find_new_bb): New.
784 (bb_reg_def): New.
785 (new_bb_reg_def): New.
786 (bb_reg_map_hash): New.
787 (eq_bb_reg_map): New.
788 (find_new_region): New.
789 (insert_new_reg): New.
790 (insert_new_bb): New.
791 (insert_shortcut): New.
792 (get_next_postdom): New.
793 (create_region): New.
794 (find_regions_with_entry): New.
795 (find_regions_adc): New.
796 (find_regions): New.
797 (get_topmost_parent): New.
798 (build_regions_tree): New.
799 (calculate_region_tree): New.
800 (free_region_tree): New.
801 * refined-regions.h: New.
802 (struct refined_region): New.
803 (calculate_region_tree): New.
804 (free_region_tree): New.
805 (refined_region_contains_bb_p): New.
806 (refined_region_contains_region_p): New.
807 (print_refined_region): New.
808 (debug_refined_region): New.
809
8c131b3b
SP		 8102010-05-26 Sebastian Pop <sebastian.pop@amd.com>
811
812 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
813 size_one_node.
814
d91949fa
SP		 8152010-05-07 Sebastian Pop <sebastian.pop@amd.com>
816
817 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Fix
818 type of integer_one_node for fold_build of POINTER_PLUS_EXPR.
819
159e4616
SP		 8202010-05-07 Sebastian Pop <sebastian.pop@amd.com>
821
822 * graphite-sese-to-poly.c (loop_entry_phi_arg): Renamed
823 phi_arg_in_outermost_loop.
824 (remove_simple_copy_phi): Call phi_arg_in_outermost_loop.
825 (remove_invariant_phi): Same.
826
e262fdda
AS		 8272010-04-12 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
828
829 * graphite-blocking.c
830 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
831 * graphite-clast-to-gimple.c
832 (clast_to_gcc_expression): Same.
833 (precision_for_value): Same.
834 (precision_for_interval): Same.
835 (gcc_type_for_interval): Same.
836 (graphite_create_new_guard): Same.
837 (compute_bounds_for_level): Same.
838 (graphite_create_new_loop_guard): Same.
839 * graphite-interchange.c
840 (build_linearized_memory_access): Same.
841 (pdr_stride_in_loop): Same.
842 (memory_strides_in_loop_1): Same.
843 (memory_strides_in_loop): Same.
844 (extend_scattering): Same.
845 (psct_scattering_dim_for_loop_depth): Same.
846 (pbb_number_of_iterations): Same.
847 * graphite-poly.h
848 (debug_iteration_domains): Same.
849 * graphite-ppl.c
850 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
851 (ppl_set_inhomogeneous_gmp): Same.
852 (ppl_strip_loop): Same.
853 (ppl_lexico_compare_linear_expressions): Same.
854 (ppl_read_polyhedron_matrix): Same.
855 (ppl_max_for_le_pointset): Same.
856 * graphite-ppl.h
857 (ppl_read_polyhedron_matrix): Same.
858 (tree_int_to_gmp): Same.
859 (gmp_cst_to_tree): Same.
860 (ppl_set_inhomogeneous): Same.
861 (ppl_set_inhomogeneous_tree): Same.
862 (ppl_set_coef): Same.
863 (ppl_set_coef_tree): Same.
864 * graphite-sese-to-poly.c
865 (build_pbb_scattering_polyhedrons): Same.
866 (build_scop_scattering): Same.
867 (scan_tree_for_params_right_scev): Same.
868 (scan_tree_for_params): Same.
869 (find_params_in_bb): Same.
870 (find_scop_parameters): Same.
871 (add_upper_bounds_from_estimated_nit): Same.
872 (build_loop_iteration_domains): Same.
873 (add_condition_to_domain): Same.
874 (pdr_add_memory_accesses): Same.
875
a0bb35c7
AS		 8762010-04-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
877
aa91c4cc 878 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
a0bb35c7
AS		 879 CLooG's value_* macros to their respective mpz_* counterparts.
880 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
881 (graphite_create_new_loop_guard): Same.
882 * graphite-interchange.c (build_linearized_memory_access): Same.
883 (pdr_stride_in_loop): Same.
884 (memory_strides_in_loop_1): Same.
885 (1st_interchange_profitable_p): Same.
886 * graphite-poly.c (extend_scattering): Same.
887 (psct_scattering_dim_for_loop_depth): Same.
888 (pbb_number_of_iterations): Same.
889 (pbb_number_of_iterations_at_time): Same.
890 * graphite-poly.h (new_1st_loop): Same.
891 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
892 (oppose_constraint): Same.
893 (insert_constraint_into_matrix): Same.
894 (ppl_set_inhomogeneous_gmp): Same.
895 (ppl_set_coef_gmp): Same.
896 (ppl_strip_loop): Same.
897 (ppl_lexico_compare_linear_expressions): Same.
898 (ppl_max_for_le_pointset): Same.
899 (ppl_min_for_le_pointset): Same.
900 (ppl_build_realtion): Same.
901 * graphite-ppl.h (gmp_cst_to_tree): Same.
902 (ppl_set_inhomogeneous): Same.
903 (ppl_set_inhomogeneous_tree): Same.
904 (ppl_set_coef): Same.
905 (ppl_set_coef_tree): Same.
906 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
907 (build_scop_scattering): Same.
908 (add_value_to_dim): Same.
909 (scan_tree_for_params_right_scev): Same.
910 (scan_tree_for_params_int): Same.
911 (scan_tree_for_params): Same.
912 (find_params_in_bb): Same.
913 (find_scop_parameters): Same.
914 (add_upper_bounds_from_estimated_nit): Same.
915 (build_loop_iteration_domains): Same.
916 (create_linear_expr_from_tree): Same.
917 (add_condition_to_domain): Same.
918 (pdr_add_memory_accesses): Same.
919
b8132a7d
SP		 9202010-04-05 Sebastian Pop <sebastian.pop@amd.com>
921
922 PR middle-end/43519
923 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
924 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
925 When converting an unsigned type to signed, double its precision.
926 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
927 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
928 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
929
9302010-04-05 Sebastian Pop <sebastian.pop@amd.com>
931
932 PR middle-end/43519
933 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
934 build_nonstandard_integer_type.
935 (gcc_type_for_interval): Same.
936
9372010-04-05 Sebastian Pop <sebastian.pop@amd.com>
dbe0d652
SP		 938
939 PR middle-end/43519
940 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
941 POINTER_PLUS_EXPR for pointer types.
942
943 * gcc.dg/graphite/id-19.c: New.
944
bd32f344
SP		 9452010-04-04 Sebastian Pop <sebastian.pop@amd.com>
946
947 PR middle-end/43519
948 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
949 * graphite-clast-to-gimple.c: Include langhooks.h.
950 (max_signed_precision_type): New.
951 (max_precision_type): Takes two types as arguments.
952 (precision_for_value): New.
953 (precision_for_interval): New.
954 (gcc_type_for_interval): New.
955 (gcc_type_for_value): New.
956 (gcc_type_for_clast_term): New.
957 (gcc_type_for_clast_red): New.
958 (gcc_type_for_clast_bin): New.
959 (gcc_type_for_clast_expr): Split up into several functions.
960 (gcc_type_for_clast_eq): Rewritten.
961 (compute_bounds_for_level): New.
962 (compute_type_for_level_1): New.
963 (compute_type_for_level): New.
964 (gcc_type_for_cloog_iv): Removed.
965 (gcc_type_for_iv_of_clast_loop): Rewritten.
966 (graphite_create_new_loop): Compute the lower and upper bound types
967 with gcc_type_for_clast_expr.
968 (graphite_create_new_loop_guard): Same.
969 (find_cloog_iv_in_expr): Removed.
970 (compute_cloog_iv_types_1): Removed.
971 (compute_cloog_iv_types): Removed.
972 (gloog): Do not call compute_cloog_iv_types.
973 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
974 GBB_CLOOG_IV_TYPES.
975 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
976 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
977 (GBB_CLOOG_IV_TYPES): Removed.
978
979 * gcc.dg/graphite/run-id-pr42644.c: Call abort.
980
79d03cf8
SP		 9812010-04-02 Sebastian Pop <sebastian.pop@amd.com>
982
983 Reverted this commit: as at this point the loop closed SSA form
984 is under a canonical form respecting the single argument condition.
985 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Loop
986 close phi nodes may have more than one argument.
987
9882010-04-01 Sebastian Pop <sebastian.pop@amd.com>
989
990 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
991 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
992 (detect_commutative_reduction): Same.
993
9942010-03-31 Sebastian Pop <sebastian.pop@amd.com>
995
996 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Loop
997 close phi nodes may have more than one argument.
998
3cbf7085
RG		 9992010-03-30 Richard Guenther <rguenther@suse.de>
1000 Zdenek Dvorak <ook@ucw.cz>
1001 Sebastian Pop <sebastian.pop@amd.com>
1002
1003 PR middle-end/43464
1004 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1005 with multiple arguments.
1006 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1007
40bf935e
SP		 10082010-03-23 Sebastian Pop <sebastian.pop@amd.com>
1009
1010 * graphite-dependences.c (print_pddr): Call print_pdr with an
1011 extra argument.
1012 * graphite-poly.c (debug_pdr): Add an extra argument for the
1013 verbosity level.
1014 (print_pdr): Same.
1015 (print_pbb_domain): Same.
1016 (print_pbb): Same.
1017 (print_scop_context): Same.
1018 (print_scop): Same.
1019 (print_cloog): Same.
1020 (debug_pbb_domain): Same.
1021 (debug_pbb): Same.
1022 (print_pdrs): Same.
1023 (debug_pdrs): Same.
1024 (debug_scop_context): Same.
1025 (debug_scop): Same.
1026 (debug_cloog): Same.
1027 (print_scop_params): Same.
1028 (debug_scop_params): Same.
1029 (print_iteration_domain): Same.
1030 (print_iteration_domains): Same.
1031 (debug_iteration_domain): Same.
1032 (debug_iteration_domains): Same.
1033 (print_scattering_function): Same.
1034 (print_scattering_functions): Same.
1035 (debug_scattering_function): Same.
1036 (debug_scattering_functions): Same.
1037 * graphite-poly.h (debug_pdr): Update declaration.
1038 (print_pdr): Same.
1039 (print_pbb_domain): Same.
1040 (print_pbb): Same.
1041 (print_scop_context): Same.
1042 (print_scop): Same.
1043 (print_cloog): Same.
1044 (debug_pbb_domain): Same.
1045 (debug_pbb): Same.
1046 (print_pdrs): Same.
1047 (debug_pdrs): Same.
1048 (debug_scop_context): Same.
1049 (debug_scop): Same.
1050 (debug_cloog): Same.
1051 (print_scop_params): Same.
1052 (debug_scop_params): Same.
1053 (print_iteration_domain): Same.
1054 (print_iteration_domains): Same.
1055 (debug_iteration_domain): Same.
1056 (debug_iteration_domains): Same.
1057 (print_scattering_function): Same.
1058 (print_scattering_functions): Same.
1059 (debug_scattering_function): Same.
1060 (debug_scattering_functions): Same.
1061
730a9846
SP		 10622010-03-23 Sebastian Pop <sebastian.pop@amd.com>
1063
1064 * graphite-poly.c (print_scattering_function_1): New.
1065 (print_scattering_function): Call it.
1066 (print_scop_params): Remove spaces at the end of lines.
1067 (print_cloog): New.
1068 (debug_cloog): New.
1069 * graphite-poly.h (print_cloog): Declared.
1070 (debug_cloog): Declared.
1071
9c0c34c2
SP		 10722010-03-23 Sebastian Pop <sebastian.pop@amd.com>
1073
1074 * tree-ssa-copy.c: Revert this previous change:
1075 (init_copy_prop): Loop closed phi nodes cancontain more than one
1076 argument.
1077 (execute_copy_prop): Revert the previous change: do not call
1078 rewrite_into_loop_closed_ssa.
1079
10802010-03-21 Sebastian Pop <sebastian.pop@amd.com>
1081 Richard Guenther <rguenther@suse.de>
1082
1083 PR middle-end/43464
1084 * tree-ssa-copy.c (init_copy_prop): Loop closed phi nodes can
1085 contain more than one argument.
1086 (execute_copy_prop): Revert the previous change: do not call
1087 rewrite_into_loop_closed_ssa.
1088
1089 * gcc.dg/graphite/id-pr43464.c: Remove compile warning.
1090 * gcc.dg/graphite/id-pr43464-1.c: New.
1091
10922010-03-21 Sebastian Pop <sebastian.pop@amd.com>
1093
1094 PR middle-end/43464
1095 * tree-ssa-copy.c (execute_copy_prop): Call rewrite_into_loop_closed_ssa
1096 and verify_loop_closed_ssa when copy prop is executed in the LNO.
1097
1098 * gcc.dg/graphite/id-pr43464.c: New.
1099
c80a5403
SP		 11002010-03-16 Sebastian Pop <sebastian.pop@amd.com>
1101
1102 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1103 in loop->header.
1104 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1105 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1106 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1107 to switch between adding the IV bump in loop->latch or in loop->header.
1108
caaf41d0
SP		 11092010-03-16 Sebastian Pop <sebastian.pop@amd.com>
1110
1111 * passes.c (init_optimization_passes): Add pass_copy_prop
1112 after Graphite.
1113
03922af3
SP		 11142010-03-16 Sebastian Pop <sebastian.pop@amd.com>
1115
1116 * graphite-poly.c (print_scattering_function): Pretty print following
1117 the scoplib format.
1118 (print_pdr): Same.
1119 (print_pbb_domain): Same.
1120 (dump_gbb_cases): Same.
1121 (dump_gbb_conditions): Same.
1122 (print_pdrs): Same.
1123 (print_pbb): Same.
1124 (print_scop_params): Same.
1125 (print_scop_context): Same.
1126 (print_scop): Same.
1127 (print_pbb_body): New.
1128 (lst_indent_to): New.
1129 (print_lst): Start new lines with a #.
1130 * graphite-poly.h (pbb_bb): New.
1131 (pbb_index): Use pbb_bb.
1132 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1133 disjuncts.
1134 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1135
7da9e6ed
SP		 11362010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1137
1138 PR middle-end/43351
1139 * gcc.dg/graphite/id-pr43351.c
1140
6492b694
SP		 11412010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1142
1143 PR middle-end/43354
1144 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1145 call insert_out_of_ssa_copy for default definitions.
1146 * gfortran.dg/graphite/id-pr43354.f: New.
1147
11482010-03-13 Sebastian Pop <sebastian.pop@amd.com>
113081e4
SP		 1149
1150 PR middle-end/43349
1151 * gfortran.dg/graphite/pr43349.f: New.
1152
248081bc
SP		 11532010-03-11 Sebastian Pop <sebastian.pop@amd.com>
1154
1155 * graphite-clast-to-gimple.c (my_long_long): Defined.
1156 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1157 * graphite-sese-to-poly.c (my_long_long): Defined.
1158 (scop_ivs_can_be_represented): Use it.
1159
d97c90ae
SP		 11602010-03-10 Sebastian Pop <sebastian.pop@amd.com>
1161
1162 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1163 graphite-max-bbs-per-function, and loop-block-tile-size.
1164 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1165 with "maximum".
1166 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1167
a5a59b11
SP		 11682010-03-10 Sebastian Pop <sebastian.pop@amd.com>
1169
1170 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1171 forward declaration.
1172 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1173 (add_upper_bounds_from_estimated_nit): New.
1174 (build_loop_iteration_domains): Use it.
1175
9d198913
SP		 11762010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1177
1178 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1179
1f380314
SP		 11802010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1181
1182 PR middle-end/43306
1183 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1184 should be an INTEGER_CST. Also handle CASE_CONVERT.
1185 * gcc.dg/graphite/pr43306.c: New.
1186
b6bb0094
SP		 11872010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1188
1189 * graphite.c (graphite_initialize): To bound the number of bbs per
1190 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1191 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1192 * doc/invoke.texi: Document it.
1193
e84aaa33
SP		 11942010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1195
1196 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1197 * graphite-sese-to-poly.h (build_poly_scop): Same.
1198
4e7dd376
SP		 11992010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1200
1201 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1202 the number of parameters in the scop. Use as an upper bound
1203 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1204 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1205 * doc/invoke.texi: Document it.
1206
697f511d
SP		 12072010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1208
1209 * graphite-sese-to-poly.c (add_param_constraints): Use
1210 lower_bound_in_type and upper_bound_in_type.
1211
456cc718
SP		 12122010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1213
1214 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1215 instead of unsigned_type_node.
1216
3640d64c
SP		 12172010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1218 Reza Yazdani <reza.yazdani@amd.com>
1219
1220 PR middle-end/43065
1221 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1222 on pointer type parameters.
1223
1224 * gcc.dg/graphite/run-id-4.c: New.
1225
12262010-03-05 Sebastian Pop <sebastian.pop@amd.com>
b75d95c9
SP		 1227
1228 PR middle-end/43065
1229 * gcc.dg/graphite/run-id-3.c: New.
1230
73102986
TG		 12312010-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
1232 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1233
1234 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1235 handle conversions from pointer to integers.
1236 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1237 induction variable, to be able to work with code generated by CLooG.
1238 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1239 (build_poly_scop): Bail out if we cannot codegen a loop.
1240
e3f81db1
TG		 12412010-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
1242
1243 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1244 code generation with gloog_error.
1245
c7631a71
SP		 12462010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1247
1248 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1249 Call fold_convert on all the returned values.
1250 (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
1251 the type of the resulting expression.
1252
b0602cc8
SP		 12532010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1254
1255 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1256 ppl_min_for_le_pointset. Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1257 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1258
b188bb7c
SP		 12592010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1260
1261 * graphite-dependences.c (map_into_dep_poly): Removed.
1262 (dependence_polyhedron_1): Use combine_context_id_scat.
1263
aa52513e
SP		 12642010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1265
1266 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1267 (struct poly_bb): Same.
1268 (combine_context_id_scat): New.
1269
392c0ce1
SP		 12702010-03-02 Sebastian Pop <sebastian.pop@amd.com>
1271
1272 PR middle-end/42326
1273 * sese.c (name_defined_in_loop_p): Return false for default
1274 definitions.
1275
1276 * gcc.dg/graphite/pr42326.c: New.
1277
bd7742f8
SP		 12782010-02-23 Sebastian Pop <sebastian.pop@amd.com>
1279
1280 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1281 and clean up the logic.
1282
733ff09d
SP		 12832010-02-23 Sebastian Pop <sebastian.pop@amd.com>
1284
1285 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1286 early return.
1287
4caa8e21
SP		 12882010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1289
1290 PR middle-end/43083
1291 * graphite-scop-detection.c (create_single_exit_edge): Move
1292 the call to find_single_exit_edge to....
1293 (create_sese_edges): ...here. Don't handle multiple edges
1294 exiting the function.
1295 (build_graphite_scops): Don't handle multiple edges
1296 exiting the function.
1297
1298 * gcc.dg/graphite/pr43083.c: New.
1299
c3382979
SP		 13002010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1301
b8df8b8b 1302 PR middle-end/43097
c3382979
SP		 1303 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1304 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1305
1306 * gfortran.dg/graphite/pr43097.f: New.
1307
13cd10a2
SP		 13082010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1309 Manuel López-Ibáñez <manu@gcc.gnu.org>
1310
1311 PR middle-end/43140
1312 * g++.dg/graphite/pr41305.C: Add -Wno-conversion-null.
1313
13142010-02-22 Sebastian Pop <sebastian.pop@amd.com>
143b72a9
SP		 1315
1316 PR middle-end/43026
1317 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1318
1319 * g++.dg/graphite/pr43026.C: New.
1320
4e722673
SP		 13212010-02-13 Tobias Grosser <grosser@fim.uni-passau.de>
1322
1323 * Merge from mainline (154736:156693).
1324
c2814aab
SP		 13252010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1326
1327 PR middle-end/43012
1328 * gcc.dg/graphite/pr43012.c: New.
be1c3b28 1329
c2814aab 13302010-02-10 Sebastian Pop <sebastian.pop@amd.com>
be1c3b28 1331
c2814aab 1332 * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
be1c3b28
SP		 13332010-02-10 Sebastian Pop <sebastian.pop@amd.com>
1334
1335 * g++.dg/graphite/pr42930.C: New.
1336
141ecc24 13372010-02-10 Sebastian Pop <sebastian.pop@amd.com>
c4c4983e
SP		 1338
1339 PR middle-end/42930
1340 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1341 graphite_can_represent_init for MULT_EXPR.
1342
141ecc24 13432010-02-10 Sebastian Pop <sebastian.pop@amd.com>
a4681954
SP		 1344
1345 PR middle-end/42914
1346 PR middle-end/42530
1347 * graphite-sese-to-poly.c (remove_phi): New.
1348 (translate_scalar_reduction_to_array): Call remove_phi.
1349
1350 * gcc.dg/graphite/pr42530.c: New.
1351 * gcc.dg/graphite/pr42914.c: New.
1352
141ecc24 13532010-02-10 Sebastian Pop <sebastian.pop@amd.com>
a1954f72
SP		 1354
1355 PR middle-end/42771
1356 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1357 * graphite-clast-to-gimple.h (gloog): Update declaration.
1358 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1359 * graphite-poly.h (struct poly_bb): Add missing comments.
1360 (struct scop): Add poly_scop_p field.
1361 (POLY_SCOP_P): New.
1362 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1363 * graphite.c (graphite_transform_loops): Build the polyhedral
1364 representation for each scop before code generation.
1365 * sese.c (rename_variables_in_operand): Removed.
1366 (rename_variables_in_expr): Return the renamed expression.
1367 (rename_sese_parameters): New.
1368 * sese.h (rename_sese_parameters): Declared.
1369
1370 * gcc.dg/graphite/pr42771.c: New.
1371
0be957dc
SP		 13722010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1373
1374 * gcc.dg/graphite/block-0.c: Call abort for runtime test. Always
1375 return 0 from main.
1376 * gcc.dg/graphite/block-1.c: Same.
1377 * gcc.dg/graphite/block-3.c: Same.
1378 * gcc.dg/graphite/block-4.c: Same.
1379 * gcc.dg/graphite/block-5.c: Same.
1380 * gcc.dg/graphite/block-6.c: Same.
1381 * gcc.dg/graphite/block-7.c: Same.
1382 * gcc.dg/graphite/interchange-0.c: Same.
1383 * gcc.dg/graphite/interchange-1.c: Same.
1384 * gcc.dg/graphite/interchange-10.c: Same.
1385 * gcc.dg/graphite/interchange-11.c: Same.
1386 * gcc.dg/graphite/interchange-12.c: Same.
1387 * gcc.dg/graphite/interchange-2.c: Same.
1388 * gcc.dg/graphite/interchange-3.c: Same.
1389 * gcc.dg/graphite/interchange-4.c: Same.
1390 * gcc.dg/graphite/interchange-5.c: Same.
1391 * gcc.dg/graphite/interchange-6.c: Same.
1392 * gcc.dg/graphite/interchange-7.c: Same.
1393 * gcc.dg/graphite/interchange-8.c: Same.
1394 * gcc.dg/graphite/interchange-9.c: Same.
1395 * gcc.dg/graphite/interchange-mvt.c: Same.
1396
4d48441c
SP		 13972010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1398
1399 * gfortran.dg/graphite/id-19.f: New.
1400 * gfortran.dg/graphite/pr14741.f90: New.
1401 * gfortran.dg/graphite/pr41924.f90: New.
1402 * gfortran.dg/graphite/run-id-2.f90: New.
1403
8d2220b2
SP		 14042010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1405
1406 PR middle-end/42988
1407 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1408 to unknown_dependence.
1409 (graphite_legal_transform_dr): Handle the unknown_dependence.
1410 (graphite_carried_dependence_level_k): Same.
1411
45489e99
SP		 14122010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1413
1414 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1415
28f9f145
SP		 14162010-02-05 Sebastian Pop <sebastian.pop@amd.com>
1417 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1418
1419 PR middle-end/42637
1420 * graphite-dependences.c (build_lexicographical_constraint): Return
1421 a union of dependence polyhedra.
1422 (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
1423
45489e99
SP		 1424 * gcc.dg/graphite/block-0.c: Enable runtime check. XFAILed.
1425 * gcc.dg/graphite/block-4.c: Same.
1426 * gcc.dg/graphite/block-7.c: Same.
1427 * gcc.dg/graphite/interchange-12.c: Same.
1428 * gcc.dg/graphite/interchange-mvt.c: Same.
1429 * gfortran.dg/graphite/interchange-1.f: XFAILed.
1430 * gfortran.dg/graphite/interchange-3.f90: XFAILed.
1431 * gfortran.dg/graphite/run-id-1.f: New testcase for PR42637.
28f9f145 1432
4d0bf08b
SP		 14332010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1434
45489e99 1435 * gcc.dg/graphite/interchange-12.c: Return 0 to avoid
4d0bf08b
SP		 1436 the execution check to FAIL. This testcase is miscompiled by Graphite
1437 and the check should be re-enabled.
45489e99
SP		 1438 * gcc.dg/graphite/interchange-mvt.c: Same.
1439 * gcc.dg/graphite/block-0.c: Same.
1440 * gcc.dg/graphite/block-4.c: Same.
1441 * gcc.dg/graphite/block-7.c: Same.
4d0bf08b 1442
54cf8879
SP		 14432010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1444
45489e99
SP		 1445 * gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.
1446 * gcc.dg/graphite/scop-0.c: Fix spaces.
1447 * gfortran.dg/graphite/block-1.f90: Rewrite expected output.
1448 * gfortran.dg/graphite/block-2.f: Same.
1449 * gfortran.dg/graphite/block-3.f90: Same.
1450 * gfortran.dg/graphite/block-4.f90: Same.
1451 * gfortran.dg/graphite/interchange-1.f: Un-XFAILed.
1452 * gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.
54cf8879 1453
b5eb099f
SP		 14542010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1455
1456 * graphite-dependences.c (new_poly_ddr): Initialize PDDR_KIND and
1457 PDDR_ORIGINAL_SCATTERING_P.
1458 (pddr_is_empty): Rewritten.
1459 (print_dependence_polyhedron_layout): New.
1460 (print_pddr): New.
1461 (debug_pddr): New.
1462 (build_alias_set_powerset): Moved up.
1463 (poly_drs_may_alias_p): Moved up.
1464 (lexicographically_gt_p): Removed.
1465 (build_lexicographically_gt_constraint): Renamed
1466 build_lexicographical_constraint, reimplemented.
1467 (dependence_polyhedron_1): Simplified parameters.
1468 (dependence_polyhedron): Same. Keep along empty PDDRs
1469 to make efficient use of the cache.
1470 (reduction_dr_p): Compute the PBBs don't pass them as parameters.
1471 (graphite_legal_transform_dr): Rewritten.
1472 (graphite_legal_transform_bb): Pass fewer arguments to
1473 graphite_legal_transform_dr.
1474 (graphite_carried_dependence_level_k): Simplified implementation.
1475 (dot_original_deps_stmt_1): Call dependence_polyhedron.
1476 (dot_transformed_deps_stmt_1): Same.
1477 (dot_original_deps): Same.
1478 (dot_transformed_deps): Same.
1479 * graphite-dependences.h (struct poly_ddr): Added a new field
1480 original_scattering_p.
1481 (PDDR_ORIGINAL_SCATTERING_P): New.
1482 (print_pddr): Declared.
1483 (debug_pddr): Declared.
1484 * graphite-ppl.c: Clarify comment.
1485 * sese.h (print_gimple_bb): Removed unused declaration.
1486 (debug_gbb): Same.
1487
64630e61
SP		 14882010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1489
45489e99
SP		 1490 * g++.dg/graphite/graphite.exp: Rewritten.
1491 * gcc.dg/graphite/graphite.exp: Rewritten.
1492 * gfortran.dg/graphite/graphite.exp: Rewritten.
1493 * gcc.dg/graphite/block-0.c: Added runtime test.
1494 * gcc.dg/graphite/block-1.c: Same.
1495 * gcc.dg/graphite/block-3.c: Same.
1496 * gcc.dg/graphite/block-4.c: Same.
1497 * gcc.dg/graphite/block-5.c: Same.
1498 * gcc.dg/graphite/block-6.c: Same.
1499 * gcc.dg/graphite/block-7.c: Same.
1500 * gcc.dg/graphite/interchange-0.c: Same.
1501 * gcc.dg/graphite/interchange-1.c: Same.
1502 * gcc.dg/graphite/interchange-10.c: Same.
1503 * gcc.dg/graphite/interchange-11.c: Same.
1504 * gcc.dg/graphite/interchange-12.c: Same.
1505 * gcc.dg/graphite/interchange-2.c: Same.
1506 * gcc.dg/graphite/interchange-3.c: Same.
1507 * gcc.dg/graphite/interchange-4.c: Same.
1508 * gcc.dg/graphite/interchange-5.c: Same.
1509 * gcc.dg/graphite/interchange-6.c: Same.
1510 * gcc.dg/graphite/interchange-7.c: Same.
1511 * gcc.dg/graphite/interchange-8.c: Same.
1512 * gcc.dg/graphite/interchange-9.c: Same.
1513 * gcc.dg/graphite/interchange-mvt.c: Same.
1514 * gcc.dg/graphite/run-id-2.c: Remove useless dg-do run.
64630e61 1515
4c8f3c48
RU		 15162010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1517
1518 * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
1519 background.
1520
15212010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1522
1523 * common.opt: Add -fgraphite-cloog-opts.
1524 * graphite-clast-to-gimple.c (set_cloog_options): Same.
1525 * opts.c (decode_options): Same.
1526
86e4d552
SP		 15272010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1528
45489e99
SP		 1529 * gcc.dg/graphite/id-17.c: New.
1530 * gcc.dg/graphite/pr41888.c: New.
1531 * gcc.dg/graphite/scop-22.c: New.
1532 * gfortran.dg/graphite/pr40982.f90: New.
86e4d552 1533
3070ac15
SP		 15342010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1535
1536 * graphite-dependences.c: Clarify comments.
1537 (build_pddr): Add an extra parameter direction.
1538 (graphite_legal_transform_dr): Use build_pddr.
1539 (dot_original_deps_stmt_1): Update use of build_pddr.
1540 (dot_transformed_deps_stmt_1): Same.
1541 (dot_original_deps): Same.
1542 (dot_transformed_deps): Same.
1543
45489e99
SP		 1544 * gcc.dg/graphite/interchange-12.c: New.
1545 * gcc.dg/graphite/block-7.c: New.
3070ac15 1546
a7ed6c90
SP		 15472010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1548
1549 * graphite-dependences.c (pddr_original_scattering): Renamed build_pddr.
1550 (pddr_transformed_scattering): Removed.
1551 (graphite_legal_transform_dr): Use build_pddr.
1552 (dot_original_deps_stmt_1): Same.
1553 (dot_transformed_deps_stmt_1): Same.
1554 (dot_original_deps): Same.
1555 (dot_transformed_deps): Same.
1556
e65a7579
SP		 15572010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1558
1559 * graphite-dependences.c (lexicographically_gt_p): Add comments.
1560 (build_lexicographically_gt_constraint): Same.
1561 (dependence_polyhedron_1): Same.
1562 (dependence_polyhedron): Same.
1563
7cbd4c5e
SP		 15642010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1565
1566 * graphite-dependences.c (build_pairwise_scheduling_equality): Removed.
1567 (build_pairwise_scheduling_inequality): Renamed build_pairwise_scheduling.
1568 (lexicographically_gt_p): Change type of direction to int.
1569 (build_lexicographically_gt_constraint): Same.
1570 (dependence_polyhedron_1): Same.
1571 (dependence_polyhedron): Same.
1572 (pddr_original_scattering): Use integers for direction.
1573 (pddr_transformed_scattering): Same.
1574 (graphite_legal_transform_dr): Same.
1575 (graphite_carried_dependence_level_k): Same.
1576
429ba740
SP		 15772010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1578
1579 * graphite-dependences.c (build_pairwise_constraint): Renamed
1580 ppl_build_relation. Moved...
1581 (dr_equality_constraints): Use ppl_build_relation.
1582 (build_pairwise_scheduling_equality): Same.
1583 (build_pairwise_scheduling_inequality): Same.
1584 * graphite-ppl.c (ppl_build_relation): ...here.
1585 * graphite-ppl.h (ppl_build_relation): Declared.
1586
3c7c0158
SP		 15872010-01-14 Sebastian Pop <sebastian.pop@amd.com>
1588
1589 PR middle-end/42681
1590 * graphite-clast-to-gimple.c (gloog_error): New static variable.
1591 (clast_to_gcc_expression): Do not build MULT_EXPR of POINTER_TYPE_P.
1592 Set gloog_error when such an expression failed to be built.
1593 (translate_clast): Early return when gloog_error is set.
1594 (gloog): Clear gloog_error. When gloog_error is set, call
1595 set_ifsese_condition to enable the original code. Return the status
1596 of the code generation based on gloog_error.
1597 * sese.c (set_ifsese_condition): New.
1598 * sese.h (set_ifsese_condition): Declared.
1599
45489e99 1600 * g++.dg/graphite/pr42681.C: New.
3c7c0158 1601
a7bf45de
SP		 16022010-01-14 Sebastian Pop <sebastian.pop@amd.com>
1603
1604 PR middle-end/42732
1605 * graphite-clast-to-gimple.c (gloog): Call scev_reset_htab and
1606 rename_nb_iterations.
1607 * sese.c (rename_variables_in_operand): New.
1608 (rename_variables_in_expr): New.
1609 (rename_nb_iterations): New.
1610 (sese_adjust_liveout_phis): Update the rename_map.
1611 * sese.h (rename_nb_iterations): Declared.
1612 * tree-scalar-evolution.c (scev_reset_htab): New.
1613 (scev_reset): Call scev_reset_htab.
1614 * tree-scalar-evolution.h (scev_reset_htab): Declared.
1615
45489e99 1616 * gfortran.dg/graphite/pr42732.f: New.
a7bf45de 1617
e1496917
SP		 16182010-01-08 Sebastian Pop <sebastian.pop@amd.com>
1619
1620 PR middle-end/42393
1621 * graphite-clast-to-gimple.c: Fix formatting.
1622 * sese.c (defined_in_loop_p): Renamed name_defined_in_loop_p.
1623 (expr_defined_in_loop_p): New.
1624 (add_loop_exit_phis): Also handle full expressions: remove from
1625 the rename_map the expressions defined in the loop that we're closing.
1626
45489e99
SP		 1627 * gfortran.dg/graphite/pr42393-1.f90: New.
1628 * gfortran.dg/graphite/pr42393.f90: Add new flags
e1496917
SP		 1629 -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine to also
1630 make this testcase useful in the Graphite branch.
1631
c8ae0613
SP		 16322010-01-08 Sebastian Pop <sebastian.pop@amd.com>
1633
1634 * graphite-scop-detection.c (exclude_component_ref): Removed.
1635 (is_simple_operand): Removed.
1636 (stmt_simple_for_scop_p): Remove use of is_simple_operand.
1637
4e98c66c
SP		 16382010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1639
1640 PR middle-end/42221
1641 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
1642 the array indexing of ADDR_EXPRs.
1643
45489e99 1644 * gcc.dg/graphite/pr42221.c: New.
4e98c66c 1645
fd4a56ff
SP		 16462010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1647
1648 PR middle-end/42521
1649 * graphite.c (graphite_finalize): Call scev_reset.
1650 (graphite_transform_loops): Do not call scev_reset between the code
1651 generation of scops.
1652
45489e99 1653 * gcc.dg/graphite/pr42521.c: New.
fd4a56ff 1654
eaffa762
SP		 16552010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1656
1657 * graphite-interchange.c (memory_stride_in_loop): Renamed
1658 pdr_stride_in_loop.
1659 (memory_strides_in_loop): Renamed memory_strides_in_loop_1.
1660 (memory_strides_in_loop): Memoize the memory strides per loop.
1661 (lst_interchange_profitable_p): Do not initialize to zero the memory
1662 strides.
1663 * graphite-poly.h (struct lst): Add a field memory_strides.
1664 (LST_LOOP_MEMORY_STRIDES): New.
1665 (new_lst_loop): Initialize LST_LOOP_MEMORY_STRIDES to -1.
1666 (free_lst): Clear LST_LOOP_MEMORY_STRIDES.
1667
bf69e754
SP		 16682010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1669
1670 * graphite-interchange.c (memory_strides_in_loop_depth): Renamed
1671 memory_strides_in_loop. Gather memory strides on a whole loop.
1672 (pbb_interchange_profitable_p): Renamed lst_interchange_profitable_p.
1673 (lst_interchange_profitable_p): Removed.
1674 (lst_try_interchange_loops): Call lst_interchange_profitable_p.
1675
9fa29a09
SP		 16762010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1677
1678 Revert patch 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1679 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
1680 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
1681 Remove context_loop and level.
1682
11d6ea5e
SP		 16832010-01-07 Richard Guenther <rguenther@suse.de>
1684
1685 PR tree-optimization/42641
1686 * sese.c (rename_map_elt_info): Use the SSA name version, do
1687 not hash pointers.
1688
16892010-01-06 Sebastian Pop <sebastian.pop@amd.com>
1690
1691 * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
1692 blocked" only when both the strip mine and the interchange have
1693 been applied.
1694
45489e99
SP		 1695 * gcc.dg/graphite/block-2.c: Removed.
1696 * gcc.dg/graphite/block-3.c: Add scan pattern.
1697 * gcc.dg/graphite/block-4.c: Same.
1698 * gcc.dg/graphite/block-5.c: Same.
1699 * gcc.dg/graphite/block-6.c: Same.
11d6ea5e 1700
556afcdc
SP		 17012010-01-06 Sebastian Pop <sebastian.pop@amd.com>
1702
1703 * graphite-clast-to-gimple.c (save_clast_name_index): Free slot
1704 before allocating a new one.
1705 (copy_renames): Check that slot is not NULL.
1706 (mark_bb_with_pbb): Same.
1707 (compute_cloog_iv_types_1): Same.
1708 * graphite-interchange.c (lst_perfect_nestify): Free the before,
1709 nest, and after LSTs.
1710 (lst_try_interchange_loops): Same.
1711
e68c3c6c
SP		 17122010-01-05 Sebastian Pop <sebastian.pop@amd.com>
1713
1714 PR middle-end/42178
1715 * graphite-interchange.c (lst_try_interchange_loops): Do not return
1716 the before, nest, and after LSTs.
1717 (lst_try_interchange): Removed.
1718 (lst_interchange_select_inner): Do not iterate over the LSTs if they
1719 were modified.
1720 (lst_interchange_select_outer): Apply interchange on the outer loop
1721 until there are no more changes in the inner loops.
1722
a84a556d
SP		 17232009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1724
1725 Revert patch fixing PR middle-end/42221.
1726
17272009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1728
1729 PR middle-end/42180
1730 * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
1731 GIMPLE_CALL.
1732
45489e99 1733 * gfortran.dg/graphite/pr42180.f90: Add compile flags.
a84a556d 1734
b147df0b
SP		 17352009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1736
1737 PR middle-end/42180
1738 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
1739 that contain only one statement.
1740
45489e99 1741 * gfortran.dg/graphite/pr42180.f90: New.
a84a556d 1742
ce20f9d6
SP		 17432009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1744
1745 PR middle-end/42393
45489e99 1746 * gfortran.dg/graphite/pr42393.f90: New.
ce20f9d6 1747
d2a271ac
SP		 17482009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1749
1750 PR middle-end/42186
45489e99 1751 * gfortran.dg/graphite/pr42186.f90: New.
d2a271ac 1752
403ebc7e
SP		 17532009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1754
1755 PR middle-end/42205
1756 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
1757 Insert the reduction copy in the same block as the phi node.
1758 (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
1759
45489e99
SP		 1760 * gcc.dg/graphite/pr42205-1.c: New.
1761 * gcc.dg/graphite/pr42205-2.c: New.
403ebc7e
SP		 1762
17632009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1764
1765 PR middle-end/42221
1766 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
1767 the array indexing of ADDR_EXPRs.
1768
45489e99 1769 * gcc.dg/graphite/pr42221.c: New.
403ebc7e 1770
070ba483
SP		 17712009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1772
1773 PR middle-end/42178
1774 PR middle-end/42334
1775 * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
1776 index. Call lst_interchange_select_inner only once.
1777 (lst_interchange_select_inner): Update use of lst_try_interchange.
1778 (lst_interchange_select_outer): Update.
1779
17802009-12-15 Sebastian Pop <sebastian.pop@amd.com>
1781
1782 PR middle-end/42178
1783 PR middle-end/42334
1784 * graphite-interchange.c (lst_try_interchange): Do not increment the
1785 the OUTER index when there is no AFTER kernel. Do not increment the
1786 OUTER index for after processing the AFTER kernel.
1787 (lst_interchange_select_inner): Call lst_try_interchange only on loops.
1788 (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
1789 index. Do not pass to lst_interchange_select_inner the OUTER index.
1790 (scop_do_interchange): Update use of lst_interchange_select_outer.
1791
45489e99 1792 * gfortran.dg/graphite/graphite.exp
070ba483 1793 (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
45489e99 1794 * gfortran.dg/graphite/interchange-1.f: Add comment. Clean
070ba483 1795 the graphite dump file.
45489e99
SP		 1796 * gfortran.dg/graphite/interchange-2.f: Same.
1797 * gfortran.dg/graphite/pr42334-1.f: New.
070ba483
SP		 1798
17992009-12-15 Sebastian Pop <sebastian.pop@amd.com>
1800
1801 PR middle-end/42178
1802 PR middle-end/42334
1803 * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
1804 that are empty.
1805 (lst_do_interchange_1): Renamed lst_interchange_select_inner.
1806 (lst_try_interchange): Reimplemented.
1807 (lst_interchange_select_inner): Same.
1808 (lst_do_interchange): Renamed lst_interchange_select_outer.
1809 Reimplemented.
1810 (scop_do_interchange): Update use of lst_interchange_select_outer.
1811
45489e99
SP		 1812 * g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
1813 * gcc.dg/graphite/block-0.c: Un-XFAILed.
1814 * gcc.dg/graphite/pr42211.c: New.
1815 * gfortran.dg/graphite/pr42334.f90: New.
070ba483 1816
4b216ab0
SP		 18172009-12-14 Sebastian Pop <sebastian.pop@amd.com>
1818
1819 PR middle-end/42181
1820 * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
1821 carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
1822
45489e99 1823 * gfortran.dg/graphite/pr42181.f90: New.
4b216ab0 1824
c880097d
SP		 18252009-12-12 Sebastian Pop <sebpop@gmail.com>
1826
1827 PR middle-end/42284
1828 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
1829 insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
1830 (detect_commutative_reduction_arg): Simplified.
1831 (detect_commutative_reduction): Early return when the argument of
1832 the close phi is not of an SSA_NAME.
1833
45489e99 1834 * gcc.dg/graphite/pr42284.c: New.
c880097d
SP		 1835
18362009-12-11 Alexander Monakov <amonakov@ispras.ru>
1837
1838 * dbgcnt.def (graphite_scop): New counter.
1839 * graphite.c: Include dbgcnt.h
1840 (graphite_transform_loops): Use new counter to limit transformations.
1841
d505015a
SP		 18422009-12-08 Sebastian Pop <sebpop@gmail.com>
1843
1844 PR middle-end/42285
1845 * graphite-scop-detection.c (graphite_can_represent_init): Also
1846 handle more complex MULT_EXPRs containing parameters by recursion
1847 on the structure.
1848
45489e99 1849 * gfortran.dg/graphite/pr42285.f90: New.
d505015a
SP		 1850
18512009-12-01 Tobias Grosser <grosser@fim.uni-passau.de>
1852
45489e99 1853 * g++.dg/graphite/pr42130.C: Fix type.
d505015a 1854
ed807d06
AM		 18552009-11-29 Alexander Monakov <amonakov@gcc.gnu.org>
1856
45489e99
SP		 1857 * g++.dg/graphite/pr42130.C: Correct testcase.
1858
18592009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
1860
1861 * Merge from mainline (154493:154734).
1862
18632009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
1864
1865 * Merge from mainline (151362:154491).
ed807d06 1866
7c246f5e
TG		 18672009-11-24 Tobias Grosser <grosser@fim.uni-passau.de>
1868
1869 * graphite-clast-to-gimple.c (try_mark_loop_parallel,
1870 graphite_create_new_loop_guard, translate_clast_for): Fix comments.
1871
0dd91484
TG		 18722009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1873
1874 PR middle-end/42130
1875 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
1876 translate_clast_for_loop): New.
1877 (translate_clast_for): Add a condition around the loop, to do not
1878 execute loops with zero iterations.
45489e99
SP		 1879 * g++.dg/graphite/pr42130.C: New.
1880 * gcc.dg/graphite/pr35356-2.c: Adapt.
0dd91484 1881
fd2d813d
TG		 18822009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1883
1884 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
1885 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
1886 Remove context_loop and level.
1887
9016166f
TG		 18882009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1889
1890 * graphite-clast-to-gimple.c (translate_clast_user,
1891 translate_clast_for, translate_clast_guard): Simplify and move common
1892 elements to translate_clast().
1893 (translate_clast): Simplify and get common elements.
1894
e1f9c1cd
TG		 18952009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1896
1897 * graphite-clast-to-gimple.c (translate_clast_user,
1898 translate_clast_for, translate_clast_guard): Split out of
1899 translate_clast.
1900
7a521ff2
TG		 19012009-11-21 Tobias Grosser <grosser@fim.uni-passau.de>
1902
1903 * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
1904 clast_name_to_index, save_clast_name_index, debug_clast_name_index,
1905 debug_clast_name_indexes_1, debug_clast_name_indexes,
1906 clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
1907 (clast_name_to_gcc, clast_to_gcc_expression,
1908 clast_to_gcc_expression_red, gcc_type_for_clast_expr,
1909 gcc_type_for_clast_eq, graphite_translate_clast_equation,
1910 graphite_create_guard_cond_expr, graphite_create_new_loop,
1911 translate_clast): Add params_index.
1912 (initialize_cloog_names): Create parameter strings from scratch, do
1913 not reference other strings.
1914 (create_params_index): New.
1915 (gloog): Initialize params_index.
1916 * graphite-scop-detection (free_scops_1): Removed.
1917 (limit_scops): Use normal free_scops.
1918 * graphite-sese-to-poly.c (save_var_names): Removed.
1919 (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
1920 and SESE_PARAMS_INDEX.
1921 * sese.c (new_sese, free_sese): Dito.
1922 * sese.h (struct sese): Remove params_index, params_names.
1923 (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
1924
ca11b093
SP		 19252009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1926
1927 Revert the following patch from 2009-09-14:
1928 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
1929 tree-scalar-evolution.h, and then tree-data-ref.h.
1930 * graphite-clast-to-gimple.c: Same.
1931 * graphite-dependences.c: Same.
1932 * graphite-interchange.c: Same.
1933 * graphite-poly.c: Same.
1934 * graphite-scop-detection.c: Same.
1935 * graphite-sese-to-poly.c: Same.
1936 * graphite.c: Same.
1937 * lambda-code.c: Same.
1938 * matrix-reorg.c: Same.
1939 * tree-data-ref.c: Same.
1940 * tree-if-conv.c: Same.
1941 * tree-loop-distribu: Same.: Same.
1942 * tree-loop-linear.c: Same.
1943 * tree-parloops.c: Same.
1944 * tree-predcom.c: Same.
1945 * tree-vect-patterns.c: Same.
1946
8a9e9475
SP		 19472009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1948
1949 Revert patch from 2009-09-14.
1950 * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
1951 passes at -O1 and below.
1952
4bf4e169
SP		 19532009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1954
1955 PR middle-end/40281
45489e99 1956 * gcc.dg/graphite/pr40281.c: New.
4bf4e169
SP		 1957
1958 * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
1959 evolutions should not variate in inner loops.
1960
12aec731
SP		 19612009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1962
1963 PR middle-end/42050
45489e99 1964 * gfortran.dg/graphite/pr42050.f90: New.
12aec731 1965
aec12420
SP		 19662009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1967
1968 * graphite-interchange.c (memory_strides_in_loop_depth): New.
1969 (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
1970
25e20d33
SP		 19712009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1972
1973 * graphite-blocking.c (scop_do_block): New.
1974 * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
1975 * graphite-poly.h (scop_do_block): Declared.
1976
e3bde9f4
SP		 19772009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1978
1979 * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
1980 depth is the loop nesting depth in the LST. Call psct_dynamic_dim
1981 to transform depth into the time_depth before calling
1982 pbb_number_of_iterations_at_time.
1983 (lst_do_strip_mine): Use a scalar variable instead of recomputing
1984 lst_depth.
1985
27e432be
SP		 19862009-11-18 Sebastian Pop <sebastian.pop@amd.com>
1987
1988 Reverted the patch for "scattering permutations" from 2009-10-28.
1989
1990 * graphite-poly.c (print_permutation): New.
1991 (debug_permutation): New.
1992 (new_poly_bb): Initialize PBB_PERMUTATION.
1993 (free_poly_bb): Free PBB_PERMUTATION.
1994 * graphite-poly.h (pbb_permutation_elt_p): Declared.
1995 (struct pbb_permutation_elt): New.
1996 (PBB_PERMUTATION_ELT_STRIDE): New.
1997 (PBB_PERMUTATION_ELT_STRIDED_P): New.
1998 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
1999 (new_pbb_permutation_elt): New.
2000 (pbb_permutation_elt_free): New.
2001 (struct poly_bb): Add field permutation.
2002 (PBB_PERMUTATION): New.
2003 (print_permutation): Declared.
2004 (debug_permutation): Declared.
2005
2bc529bf
KT		 20062009-11-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2007
2008 * graphite-interchange.c (build_partial_difference): New.
2009 (memory_stride_in_loop): Refactored the computation of
2010 equality constraints into build_partial_difference function.
2011 Added support for debugging stride computations.
2012
8c54631d
SP		 20132009-11-03 Sebastian Pop <sebastian.pop@amd.com>
2014
2015 * graphite-clast-to-gimple.c (gloog): Free if_region,
2016 if_region->true_region, and if_region->region.
2017 * sese.c (if_region_set_false_region): Free if_region->false_region.
2018 (create_if_region_on_edge): Do not use GGC_NEW.
2019 (move_sese_in_condition): Remove useless initialization.
2020
7b7f2ca7
SP		 20212009-11-03 Sebastian Pop <sebastian.pop@amd.com>
2022
2023 * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
2024 for the loops created by the loop distribution. Do not modify the
2025 input LSTs.
2026 (lst_try_interchange_loops): Same. Use a temporary LST for the
2027 transformed schedule. Call lst_update_scattering before data
2028 dependence analysis.
2029 (lst_try_interchange): Pass an extra parameter INDEX.
2030 (lst_do_interchange_1): New.
2031 (lst_do_interchange): Call lst_do_interchange_1.
2032 (scop_do_interchange): Call lst_update_scattering.
2033 * graphite-poly.c (apply_poly_transforms): Do not call
2034 lst_update_scattering.
2035 * graphite-poly.h (lst_pred): New.
2036 (lst_succ): New.
2037 (lst_find_first_pbb): Return NULL when not found.
2038 (lst_empty_p): New.
2039 (lst_insert_in_sequence): Allow LST1 to be NULL.
2040 (lst_replace): New.
2041 (lst_substitute_3): New.
2042 * gcc.dg/graphite/interchange-1.c: XFail.
2043 * gcc.dg/graphite/interchange-8.c: XFail.
2044 * gcc.dg/graphite/interchange-11.c: XFail.
2045
6119e7d5
SP		 20462009-10-30 Sebastian Pop <sebastian.pop@amd.com>
2047
2048 * graphite-interchange.c (lst_perfectly_nested_p): New.
2049 (lst_perfect_nestify): New.
2050 (lst_try_interchange_loops): Call store_lst_schedule,
2051 lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
2052 (scop_do_interchange): Avoid redundant legality test.
2053 Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
2054 * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
2055 * graphite-poly.h (psct_static_dim): New.
2056 (lst_dewey_number_at_depth): New.
2057 (lst_find_pbb): Restructured.
2058 (lst_find_first_pbb): Restructured.
2059 (lst_find_last_pbb): New.
2060 (lst_contains_p): New.
2061 (lst_contains_pbb): New.
2062 (lst_create_nest): New.
2063 (lst_remove_from_sequence): New.
2064 (pbb_update_scattering): New.
2065 (lst_update_scattering_under): New.
2066 (lst_update_scattering_seq): New.
2067 (lst_update_scattering): New.
2068 (lst_insert_in_sequence): New.
2069 (lst_distribute_lst): New.
2070 (lst_remove_all_before_including_pbb): New.
2071 (lst_remove_all_before_excluding_pbb): New.
2072
431f3f22
SP		 20732009-10-30 Sebastian Pop <sebastian.pop@amd.com>
2074
2075 * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
2076 get_loop_exit_edges.
2077
4c768046
SP		 20782009-10-30 Sebastian Pop <sebastian.pop@amd.com>
2079
2080 * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
2081
5fa8514e
SP		 20822009-10-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2083
2084 * graphite-poly.c (print_permutation): New.
2085 (debug_permutation): New.
2086 (new_poly_bb): Initialize PBB_PERMUTATION.
2087 (free_poly_bb): Free PBB_PERMUTATION.
2088 * graphite-poly.h (pbb_permutation_elt_p): Declared.
2089 (struct pbb_permutation_elt): New.
2090 (PBB_PERMUTATION_ELT_STRIDE): New.
2091 (PBB_PERMUTATION_ELT_STRIDED_P): New.
2092 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
2093 (new_pbb_permutation_elt): New.
2094 (pbb_permutation_elt_free): New.
2095 (struct poly_bb): Add field permutation.
2096 (PBB_PERMUTATION): New.
2097 (print_permutation): Declared.
2098 (debug_permutation): Declared.
2099
6c6f84d7
SP		 21002009-10-26 Sebastian Pop <sebastian.pop@amd.com>
2101
2102 * graphite-clast-to-gimple.c (gloog): Do not call
2103 sese_reset_aux_in_loops.
2104 * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
2105 extra argument for domains. Do not use loop->aux.
2106 (build_scop_iteration_domain): Initialize and free domains, pass it
2107 to build_loop_iteration_domains and extract the information from
2108 domains. Do not use loop->aux.
2109 * sese.c (sese_reset_aux_in_loops): Removed.
2110 * sese.h (sese_reset_aux_in_loops): Removed.
2111
585b3e19
SP		 21122009-10-26 Sebastian Pop <sebastian.pop@amd.com>
2113
2114 * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
2115 (dependency_in_loop_p): Same.
2116 (translate_clast): Do not use loop->aux. Initialize
2117 loop->can_be_parallel.
2118 (mark_loops_parallel): Removed.
2119 * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
2120 * graphite.c (free_aux_in_new_loops): Removed.
2121 (graphite_finalize): Do not call free_aux_in_new_loops.
2122 (graphite_transform_loops): Do not call mark_loops_parallel.
2123
21242009-10-26 Li Feng <nemokingdom@gmail.com>
a7ed27ac
LF		 2125
2126 * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
2127 (translate_clast): Pass an extra parameter LEVEL.
2128 Call get_scattering_level.
2129 * graphite-clast-to-gimple.h (get_scattering_level): New.
2130
8e6ef139
SP		 21312009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2132
2133 * cfgloop.c (alloc_loop): Initialize loop->single_iv.
2134 * cfgloop.h (struct loop): New field single_iv.
2135
2136 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
2137 loop->aux anymore: use loop->single_iv.
2138 (graphite_loop_normal_form): Moved...
2139 (build_graphite_loop_normal_form): Removed.
2140 (gloog): Do not call build_graphite_loop_normal_form.
2141 (free_aux_in_new_loops): Moved...
2142 (mark_loops_parallel): Restructure.
2143 * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
2144 * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
2145 (scop_canonicalize_loops): New.
2146 (build_poly_scop): Call scop_canonicalize_loops.
2147 * graphite.c (free_aux_in_new_loops): ...here.
2148
e6dd91b2
SP		 21492009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2150
2151 * g++.dg/graphite/graphite.exp: Add the same rules as in
2152 gcc.dg/graphite/graphite.exp.
2153
47fb473f
SP		 21542009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2155
2156 * g++.dg/graphite/id-1.C: New.
2157
63858ac6
SP		 21582009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2159
2160 * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
2161 argument base_name.
2162 (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
2163 (rewrite_phi_out_of_ssa): Same.
2164 (rewrite_cross_bb_scalar_deps): Same.
2165 (translate_scalar_reduction_to_array): Same.
2166
decfe536
SP		 21672009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2168
2169 * graphite-sese-to-poly.c (build_scop_drs): Disable call to
2170 dump_alias_graphs.
2171
0d5ef2a9
SP		 21722009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2173
2174 * graphite-sese-to-poly.c (dump_alias_graphs): New.
2175 (build_scop_drs): Call dump_alias_graphs.
2176
f70de156
SP		 21772009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2178
2179 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
2180 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
2181 (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
2182 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
2183 * graphite-poly.h (free_lst): New.
2184 (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
2185 (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
2186
74715a9b
SP		 21872009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2188
2189 * graphite-poly.h (struct scop): Add a field saved_schedule.
2190 (SCOP_SAVED_SCHEDULE): New.
2191 (store_lst_schedule): New.
2192 (restore_lst_schedule): New.
2193 (store_scattering): Call store_lst_schedule.
2194 (restore_scattering): Call restore_lst_schedule.
2195
fb00d28e
SP		 21962009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2197
2198 * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
2199 (pdr_add_alias_set): Same.
2200 (build_poly_dr): Same.
2201 (build_alias_set_optimal_p): Same.
2202 (build_base_obj_set_for_drs): Same. Do not store the result of
2203 graphds_dfs.
2204
917f481a
SP		 22052009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2206
2207 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
2208 all_components_are_cliques to 1.
2209
2b178a5f
LF		 22102009-10-20 Li Feng <nemokingdom@gmail.com>
2211
2212 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
2213 the new structure.
2214 (pdr_add_alias_set): Update retrieving alias_set_num.
2215 (build_poly_dr): Update retrieving dr_base_object_set.
2216 (partition_drs_to_sets): Remove.
2217 (build_alias_set_optimal_p): New.
2218 (build_alias_set_for_drs): Rename.
2219 (build_scop_drs): Update.
2220 * graphite-sese-to-poly.h (struct base_alias_pair): New.
2221 (ALIAS_SET_INDEX): Remove.
2222 (BASE_OBJECT_SET_INDEX): Remove.
2223
e8af4842
SP		 22242009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2225
2226 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
2227
3899a0b2
SP		 22282009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2229
2230 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
2231 loop upper bounds for 1-element arrays at end of structures.
2232 * tree-flow.h (array_at_struct_end_p): Declared.
2233 * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
2234
e34e5835
SP		 22352009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2236
2237 * g++.dg/graphite/pr41305.C: New.
2238
07b0d0e2
AM		 22392009-10-20 Alexander Monakov <amonakov@ispras.ru>
2240
2241 * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
2242 construction of parameter constraints from loop iteration analysis.
2243 * gcc.dg/graphite/run-id-2.c: New test.
2244
67255edf
SP		 22452009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2246
2247 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
2248 and new_cstr.
2249
14ba996b
SP		 22502009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2251
2252 * graphite-dependences.c (dependence_polyhedron_1): Remove
2253 unused gdim dimensions from the DDR polyhedron.
2254
4454141a
SP		 22552009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2256
2257 * graphite-dependences.c (pddr_transformed_scattering): New.
2258 (dot_original_deps_stmt_1): New.
2259 (dot_transformed_deps_stmt_1): New.
2260 (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
2261 dot_transformed_deps_stmt_1.
2262 (dot_original_deps): New.
2263 (dot_transformed_deps): New.
2264 (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
2265
dd61070d
SP		 22662009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2267
2268 * graphite-dependences.c (reduction_dr_1): Remove wrong
2269 assert: reduction BBs can have multiple reduction writes
4454141a 2270 to memory. interchange-3.f90 is an example.
dd61070d 2271
65421bcc
SP		 22722009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2273
2274 * gfortran.dg/graphite/interchange-3.f90: New.
2275
3e9f43ee
SP		 22762009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2277
2278 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
2279
16bf8ab1
SP		 22802009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2281
2282 * graphite-dependences.c (dependence_polyhedron_1): Add the
2283 context to the dependence polyhedron.
2284
d422adfa
SP		 22852009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2286
2287 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
2288 PBB_PDR_DUPLICATES_REMOVED.
2289 (new_poly_bb): Same.
2290
62e475c5
SP		 22912009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2292
2293 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
2294 SCOP_CONTEXT.
2295 (build_loop_iteration_domains): Extract bounds on parameters
2296 based on the data size.
2297 (build_scop_context): Do not initialize SCOP_CONTEXT;
2298 add new constraints.
2299
3ecbce7e
SP		 23002009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2301
2302 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
2303 * graphite-ppl.h (graphite-ppl.h): Declared.
2304
04863400
SP		 23052009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2306
2307 * graphite-ppl.c (ppl_print_linear_expr): New.
2308 (debug_ppl_linear_expr): New.
2309 * graphite-ppl.h (ppl_print_linear_expr): Declared.
2310 (debug_ppl_linear_expr): Declared.
2311
009150e1
SP		 23122009-10-16 Sebastian Pop <sebastian.pop@amd.com>
2313
2314 * graphite-interchange.c: Fix comments.
2315 * gcc.dg/graphite/block-1.c: Fix comments.
2316
9b196c93
SP		 23172009-10-16 Sebastian Pop <sebastian.pop@amd.com>
2318
2319 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
2320 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
2321
caa675f8
SP		 23222009-10-16 Sebastian Pop <sebastian.pop@amd.com>
2323
2324 Reapply the patch from Alexander Monakov that disappeared during
2325 the last merges from trunk.
2326
2327 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
2328
2329 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2330 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2331
92d92abb
SP		 23322009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2333
2334 * graphite-interchange.c (memory_stride_in_loop): The depth
2335 argument corresponds to a dynamic time dimension, so use
2336 psct_dynamic_dim to refer to the transformed scattering dimension.
2337
23159c56
SP		 23382009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2339
2340 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
2341
5c6c42c9
SP		 23422009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2343
2344 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
2345 root of the LST.
2346 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
2347 the root of the LST.
2348 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
2349 fake loop.
2350 (print_lst): Print the root of LST in a different format.
2351 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
2352
f58be90e
SP		 23532009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2354
2355 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
2356
4e4ee197
SP		 23572009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2358
2359 * doc/passes.texi: Document the Graphite infrastructure.
2360
6c4499b6
SP		 23612009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2362
2363 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
2364 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
2365 and check the SSA representation.
2366
2367 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
2368
8e49fe91
SP		 23692009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2370
2371 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
2372
bb2b2dfc
SP		 23732009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2374
2375 * gcc.dg/graphite/interchange-11.c: New.
2376
e7ed4a64
SP		 23772009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2378
2379 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
2380
d7f25aa6
SP		 23812009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2382
2383 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
2384 Add -fno-loop-strip-mine and -fno-loop-interchange.
2385 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
2386 -fno-loop-strip-mine.
2387 * gfortran.dg/graphite/graphite.exp: Same.
2388
6231cf49
SP		 23892009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2390
2391 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
2392 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
2393 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
2394 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
2395 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
2396 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
2397 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
2398 DEFAULT_FLAGS_GRAPHITE_SCOP.
2399 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
2400 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
2401
2b7c09a8
SP		 24022009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2403
2404 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
2405
b0c7a278
KT		 24062009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2407 Sebastian Pop <sebastian.pop@amd.com>
2408
2409 * graphite-interchange.c (build_linearized_memory_access): Pass an
2410 offset as parameter.
2411 (memory_stride_in_loop): Include transform scattering in the
2412 access functions to be able to querry the strides in the
2413 transformed loops.
2414 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
2415 not the psct_iterator_dim.
2416
13ae6f91
SP		 24172009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2418
2419 * graphite-blocking.c (pbb_do_strip_mine): Removed.
2420 (lst_do_strip_mine_loop): New.
2421 (lst_do_strip_mine): New.
2422 (scop_do_strip_mine): Call lst_do_strip_mine.
2423 * graphite-poly.h (lst_add_loop_under_loop): New.
2424 (lst_find_first_pbb): New.
2425
c0fe753b
SP		 24262009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2427
2428 * graphite-poly.c (loop_to_lst): Fix LST creation.
2429
8d75ec87
TG		 24302009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
2431
45489e99 2432 * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
8d75ec87
TG		 2433 sizeof(unsigned long) to make it run on 32bit systems.
2434
24352009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
2436
45489e99 2437 * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
8d75ec87
TG		 2438 SEGFAULT on 32bit.
2439
2e5a7cbf
RU		 24402009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
2441
8d75ec87
TG		 2442 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
2443 Comment.
2e5a7cbf
RU		 2444 (write_alias_graph_to_ascii_dot): New.
2445 (write_alias_graph_to_ascii_ecc): Ditto.
8d75ec87
TG		 2446 (partition_drs_to_sets): Add testing of optimality of current method
2447 which assigns alias numbers according to DFS Comopnent number. used
2448 as heuristic for the upcoming ECC algorithm.
2e5a7cbf
RU		 2449 (build_scop_drs): Write to file also with the ecc and dot format.
2450
1e82de2a
SP		 24512009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2452
2453 * gfortran.dg/graphite/interchange-1.f: XFail.
2454
9bf13085
SP		 24552009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2456
2457 * graphite.c (graphite_initialize): Do not handle functions with
2458 more than 100 basic blocks.
2459
e797c5f2
SP		 24602009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2461
2462 * graphite-blocking.c (pbb_do_strip_mine): Use
2463 PARAM_LOOP_BLOCK_TILE_SIZE.
2464
bfa00f48
SP		 24652009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2466
2467 * graphite-poly.c (dot_lst_1): New.
2468 (dot_lst): New.
2469 * graphite-poly.h (dot_lst): Declared.
2470
3c7bdeb8
SP		 24712009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2472
2473 * graphite-dependences.c (dot_deps_stmt_1): New.
2474 (dot_deps_stmt): New.
2475 * graphite-dependences.h (dot_deps_stmt): Declared.
2476
c7dc2fab
SP		 24772009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2478
2479 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
2480 not replace cross BB scalar dependences ending on PHI nodes.
2481 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
2482
24c79709
SP		 24832009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2484
2485 * graphite-poly.c (apply_poly_transforms): Implement the high
2486 level driver for flag_loop_block.
45489e99 2487 * opts.c (decode_options): Enable flag_loop_block at -O2.
24c79709
SP		 2488 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
2489 flag_loop_block.
2490
2491 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
2492 -floop-block.
2493 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
2494 Add -floop-block.
2495
a0517b76
SP		 24962009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2497
2498 * graphite-poly.h (lst_find_pbb): New.
2499 (find_lst_loop): New.
2500
9d077835
SP		 25012009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2502
2503 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
2504 * graphite-poly.h (struct scop): Remove dep_graph field.
2505 (SCOP_DEP_GRAPH): Removed.
2506
75b63a91
SP		 25072009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2508
2509 * graphite-poly.h (copy_lst): Do full copy of LST.
2510
7cc4ff8d
SP		 25112009-10-07 Sebastian Pop <sebastian.pop@amd.com>
2512
2513 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
2514 when the loop stride is zero.
2515
2516 * gcc.dg/graphite/id-16.c: New.
2517
60d2a8c3
SP		 25182009-10-06 Sebastian Pop <sebastian.pop@amd.com>
2519
2520 * graphite-dependences.c (reduction_dr_1): New.
2521 (reduction_dr_p): New.
2522 (graphite_legal_transform_dr): Call reduction_dr_p.
2523 (reduction_ddr): Renamed reduction_ddr_p.
2524 * graphite-poly.h (same_pdr_p): New.
2525 (number_of_write_pdrs): New.
2526 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
2527 (split_reduction_stmt): Do not split reduction statements
2528 when there are no writes to memory.
2529 (translate_scalar_reduction_to_array_for_stmt): Insert the
2530 memory reduction statement just after the scalar reduction statement.
2531
2532 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
2533 Un-XFAIL-ed.
2534 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
2535 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
2536
95baeff8
SP		 25372009-10-06 Sebastian Pop <sebastian.pop@amd.com>
2538
2539 * graphite-interchange.c (lst_apply_interchange): New.
2540 (lst_interchange_profitable_p): New.
2541 (lst_try_interchange_loops): New.
2542 (lst_try_interchange): New.
2543 (lst_do_interchange): New.
2544 (pbb_do_interchange): Removed.
2545 (scop_do_interchange): Call lst_do_interchange.
2546
a36d12e2
SP		 25472009-10-06 Sebastian Pop <sebastian.pop@amd.com>
2548
2549 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
2550 SCOP_TRANSFORMED_SCHEDULE.
2551 (loop_to_lst): New.
2552 (scop_to_lst): New.
2553 (print_lst): New.
2554 (debug_lst): New.
2555 * graphite-poly.h (lst_p): New.
2556 (struct lst): New.
2557 (LST_LOOP_P): New.
2558 (LST_LOOP_FATHER): New.
2559 (LST_PBB): New.
2560 (LST_SEQ): New.
2561 (scop_to_lst): Declared.
2562 (print_lst): Declared.
2563 (debug_lst): Declared.
2564 (new_lst_loop): New.
2565 (new_lst_stmt): New.
2566 (copy_lst): New.
2567 (lst_depth): New.
2568 (lst_dewey_number): New.
2569 (struct scop): Add original_schedule and transformed_schedule fields.
2570 (SCOP_ORIGINAL_SCHEDULE): New.
2571 (SCOP_TRANSFORMED_SCHEDULE): New.
2572 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
2573
a0dd1440
SP		 25742009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2575
2576 * graphite-dependences.c (reduction_ddr): New.
2577 (graphite_legal_transform_bb): Call reduction_ddr.
2578 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
2579 Initialize PBB_IS_REDUCTION.
2580 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
2581 (PBB_IS_REDUCTION): New.
2582 (new_poly_bb): Update declaration.
2583 * graphite-scop-detection.h (build_scop_bbs): Removed.
2584 (nb_reductions_in_loop): Removed.
2585 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
2586 parameter for reductions.
2587 (try_generate_gimple_bb): Update call to new_poly_bb.
2588 (build_scop_bbs_1): Same.
2589 (build_scop_bbs): Same.
2590 (gsi_for_phi_node): New.
2591 (scalar_close_phi_node_p): Remove gcc_assert.
2592 (split_reduction_stmt): New.
2593 (is_reduction_operation_p): New.
2594 (phi_contains_arg): New.
2595 (follow_ssa_with_commutative_ops): New.
2596 (detect_commutative_reduction_arg): New.
2597 (detect_commutative_reduction_assign): New.
2598 (follow_inital_value_to_phi): New.
2599 (edge_initial_value_for_loop_phi): New.
2600 (initial_value_for_loop_phi): New.
2601 (detect_commutative_reduction): New.
2602 (translate_scalar_reduction_to_array_for_stmt): New.
2603 (insert_copyout): New.
2604 (insert_copyin): New.
2605 (translate_scalar_reduction_to_array): New.
2606 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
2607 (rewrite_commutative_reductions_out_of_ssa_loop): New.
2608 (rewrite_commutative_reductions_out_of_ssa): New.
2609 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
2610 * sese.h (split_region_for_bb): New.
2611
2612 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
2613 * gcc.dg/graphite/interchange-1.c: Fix format.
2614 * gcc.dg/graphite/interchange-10.c: New.
2615
db7e9485
SP		 26162009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2617
2618 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
2619 buggy assert.
2620
5dcc64d9
SP		 26212009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2622
2623 * graphite-sese-to-poly.c (scev_analyzable_p): New.
2624 (rewrite_cross_bb_scalar_dependence): New.
2625 (rewrite_cross_bb_scalar_deps): New.
2626 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
2627 Call rewrite_cross_bb_scalar_deps.
2628
947121b8
SP		 26292009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2630
2631 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
2632 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
2633 gsi_for_stmt.
2634
d48e288d
SP		 26352009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2636
2637 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
2638 * graphite-interchange.c (pbb_do_interchange): Same.
2639 * graphite-poly.c (print_scattering_function): Same.
2640 (debug_pdrs): Same.
2641 * graphite-poly.h (pbb_loop): New.
2642 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
2643
d17286f6
SP		 26442009-09-27 Sebastian Pop <sebastian.pop@amd.com>
2645
2646 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
2647
ee03cd20
SP		 26482009-09-27 Sebastian Pop <sebastian.pop@amd.com>
2649
2650 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
2651 so don't pass a pointer to it.
2652 (build_alias_set_for_drs): Same.
2653 (build_base_obj_set_for_drs): Same.
2654 (build_scop_drs): Same.
2655
888beba1
LF		 26562009-09-26 Li Feng <nemokingdom@gmail.com>
2657
2658 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
2659 the alias graph of data references.
2660
cd43e5d7
LF		 26612009-09-25 Li Feng <nemokingdom@gmail.com>
2662
2663 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
2664 (build_scop_drs): When debugging, write the alias graph to file,
2665 otherwise, should be disabled.
2666
45489e99
SP		 26672009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2668
2669 * Merge from mainline (151310:151361).
2670
26712009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2672
2673 * Merge from mainline (151171:151310).
2674
26752009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2676
2677 * Merge from mainline (151171:151806).
2678
26792009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2680
2681 * Revert the last commit.
2682
26832009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2684
2685 * Merge from mainline (151171:151819).
2686
aeda6535
SP		 26872009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2688
2689 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
2690 (is_simple_operand): Remove call to stmt_simple_memref_p.
2691 (stmt_simple_for_scop_p): Update call to is_simple_operand.
2692
8b6b8570
DE		 26932009-09-17 David Edelsohn <edelsohn@gnu.org>
2694
45489e99
SP		 2695 * gcc.dg/graphite/interchange-mvt.c: New File.
2696 * gcc.dg/graphite/scop-dsyrk.c: New File.
2697 * gcc.dg/graphite/scop-dsyr2k.c: New File.
2698 * gcc.dg/graphite/scop-mvt.c: New File.
2699 * gcc.dg/graphite/scop-sor.c: New File.
8b6b8570 2700
1825f9a2
LF		 27012009-09-17 Li Feng <nemokingdom@gmail.com>
2702
1825f9a2
LF		 2703 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
2704 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
2705 (graphite_carried_dependence_level_k): Ditto.
2706 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
2707 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
2708 (new_poly_dr): Adjust declaration.
2709 * graphite-sese-to-poly.c (free_data_refs_aux): New.
2710 (free_gimple_bb): Added free_data_refs_aux.
2711 (build_poly_dr): Add dr_base_object_set.
2712 (partition_drs_to_sets): New.
2713 (dr_same_base_object_p): New.
2714 (build_alias_set_for_drs): New.
2715 (build_base_object_set_for_drs): New.
2716 (build_scop_drs): Add build_base_obj_set_for_drs.
2717 * graphite-sese-to-poly.h: Added #define for alias set number index and
2718 base object set index.
2719 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
2720 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
2721
ac90803f
SP		 27222009-09-16 Alexander Monakov <amonakov@ispras.ru>
2723
2724 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2725 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2726
54fc808a
SP		 27272009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2728
2729 * graphite-sese-to-poly.c (struct irp_data): Removed.
2730 (idx_record_params): Removed.
2731 (find_params_in_bb): Scan for parameters the access functions; don't
2732 parse the tree representation.
2733
e88e021f
SP		 27342009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2735
2736 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
2737 passes at -O1 and below.
2738
3690f8d7
SP		 27392009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2740
2741 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
2742 tree-scalar-evolution.h, and then tree-data-ref.h.
2743 * graphite-clast-to-gimple.c: Same.
2744 * graphite-dependences.c: Same.
2745 * graphite-interchange.c: Same.
2746 * graphite-poly.c: Same.
2747 * graphite-scop-detection.c: Same.
2748 * graphite-sese-to-poly.c: Same.
2749 * graphite.c: Same.
2750 * lambda-code.c: Same.
2751 * matrix-reorg.c: Same.
2752 * tree-data-ref.c: Same.
2753 * tree-if-conv.c: Same.
2754 * tree-loop-distribu: Same.: Same.
2755 * tree-loop-linear.c: Same.
2756 * tree-parloops.c: Same.
2757 * tree-predcom.c: Same.
2758 * tree-vect-patterns.c: Same.
2759
2495a183
SP		 27602009-09-02 Sebastian Pop <sebastian.pop@amd.com>
2761
2762 Partially revert the previous patch, except the following.
2763 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
2764 as parameters the operands of the not expression.
2765
20179b0d
SP		 27662009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2767
2768 * tree-scalar-evolution.c (instantiate_scev_assign): New.
2769 Do not call analyze_scalar_evolution on assignments.
2770 (instantiate_scev_phi): Call analyze_scalar_evolution.
2771 (instantiate_scev_name): Call instantiate_scev_assign and
2772 instantiate_scev_phi.
2773 (instantiate_scev_not): Adapted to pass as parameters the operands
2774 of the not expression.
2775
ffa34f4b
SP		 27762009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2777
2778 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
2779 to pass as parameters the operands of the binary expression.
2780
4b9d48a1
SP		 27812009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2782
2783 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
2784 instantiate_scev_not. Handle NEGATE_EXPR.
2785 (instantiate_scev_r): Handle NEGATE_EXPR.
2786
9e5dc77f
SP		 27872009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2788
2789 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
2790 instantiate_scev_r.
2791 (instantiate_scev_r): Move code in instantiate_scev_2
2792 and instantiate_scev_1.
2793
d814176c
SP		 27942009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2795
2796 * tree-scalar-evolution.c (instantiate_scev_3): New.
2797 (instantiate_scev_1): Move code in instantiate_scev_3.
2798
ec6636eb
SP		 27992009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2800
2801 * tree-scalar-evolution.c (instantiate_scev_poly): New.
2802 (instantiate_scev_1): Move code in instantiate_scev_poly.
2803
7ec0665d
SP		 28042009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2805
2806 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
2807 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
2808
9c382ce9
SP		 28092009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2810
2811 * tree-scalar-evolution.c (instantiate_scev_convert): New.
2812 (instantiate_scev_1): Move code in instantiate_scev_convert.
2813
15fda317
SP		 28142009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2815
2816 * tree-scalar-evolution.c (instantiate_scev_binary): New.
2817 (instantiate_scev_1): Move code in instantiate_scev_binary.
2818
320f5a78
SP		 28192009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2820
2821 * tree-scalar-evolution.c (instantiate_scev_name): New.
2822 (instantiate_scev_1): Move code in instantiate_scev_name.
2823
28242009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2825
2826 * Merge from mainline (150992:151171).
2827
45489e99
SP		 28282009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2829
2830 * opts.c (decode_options): Enable flag_loop_interchange at -O2.
2831
211694b6
SP		 28322009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2833
2834 * graphite-dependences.c (graphite_legal_transform_bb): Call
2835 pbb_remove_duplicate_pdrs.
2836 * graphite-poly.c (can_collapse_pdr): Removed.
2837 (pdr_find_duplicate): Removed.
2838 (can_collapse_pdrs): New.
2839 (pbb_remove_duplicate_pdrs): New.
2840 (new_poly_dr): Do not look for duplicates.
2841 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
2842 (PBB_PDR_DUPLICATES_REMOVED): New.
2843 (pbb_remove_duplicate_pdrs): Declared.
2844
7bd2a8a7
SP		 28452009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2846
2847 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
2848 the strides by multiplying by PDR_NB_REFS.
2849 * graphite-poly.c (can_collapse_pdr): New.
2850 (pdr_find_duplicate): New.
2851 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
2852 Initialize PDR_NB_REFS.
2853 * graphite-poly.h (struct poly_dr): Add field nb_refs.
2854 (PDR_NB_REFS): New.
2855 (new_poly_dr): Number of subscripts is a graphite_dim_t.
2856
28572009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2858
2859 Revert one of the previous commits:
2860 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
2861 the computation of symmetric data dependence relations.
2862 (dependency_between_pbbs_p): Same.
2863
93b2db87
SP		 28642009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2865
2866 PR middle-end/40965
2867 * graphite-poly.c (apply_poly_transforms): Remove legality test before
2868 any transform.
2869
d8eeb078
SP		 28702009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2871
2872 * graphite-dependences.c (pddr_original_scattering): Return NULL
2873 for read-read dependence relations.
2874 * graphite-poly.h (enum poly_dr_type): Fix comment.
2875 (pdr_read_p): New.
2876 (pdr_write_p): New.
2877 (pdr_may_write_p): New.
2878
e6dec0fb
SP		 28792009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2880
2881 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
2882 (struct poly_dr): Same.
2883 (new_poly_dr): Same.
2884 * graphite-poly.c (new_poly_dr): Same.
2885
baf4b881
KT		 28862009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2887 Sebastian Pop <sebastian.pop@amd.com>
2888
2889 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
2890 pbb_strip_mine_time_depth. Changed the implementation so that
2891 transformation is expressed as a transformation on
2892 time (scatttering) dimensions. Also, ensures that the 2d+1
2893 scheduling format is preserved.
2894 (pbb_strip_mine_profitable_p): Profitability is based on the
2895 iteration number of a given time (scattering) dimension,
2896 and not on a original loop depth dimension.
2897 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
2898 (pbb_do_strip_mine): Call psct_dynamic_dim.
2899 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
2900 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
2901 (pbb_nb_dynamic_scattering_transform): New.
2902 (psct_dynamic_dim): New.
2903
059a5f9f
KT		 29042009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2905
2906 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2907 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2908 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
2909 * graphite-interchange.c (build_linearized_memory_access): Same.
2910 (memory_stride_in_loop): Same.
2911
afae0207
SP		 29122009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2913
2914 * graphite-dependences.c (pddr_original_scattering): New.
2915 (graphite_legal_transform_dr): Call pddr_original_scattering.
2916 (dot_deps_1): New.
2917 (dot_deps): New.
2918 * graphite-dependences.h (dot_deps): Declared.
2919 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
2920 (print_pdr): Print PDR_ID.
2921 * graphite-poly.h (struct poly_dr): Add field id.
2922 (PDR_ID): New.
2923 (pbb_index): New.
2924 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
2925
f8e0bb8b
SP		 29262009-08-22 Sebastian Pop <sebastian.pop@amd.com>
2927
2928 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
2929 not delete the original dependence relation.
2930
29312009-08-21 Sebastian Pop <sebastian.pop@amd.com>
2932
2933 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
2934 the computation of symmetric data dependence relations.
2935 (dependency_between_pbbs_p): Same.
2936
e37f165f
SP		 29372009-08-21 Sebastian Pop <sebastian.pop@amd.com>
2938
2939 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
2940 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
2941 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
2942 (free_poly_ddr): New.
2943 (pddr_is_empty): New.
2944 (dependence_polyhedron_1): Now returns a poly_ddr_p.
2945 (dependence_polyhedron): Same. Remove useless gcc_assert.
2946 Remove fprintfs.
2947 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
2948 (graphite_carried_dependence_level_k): Call pddr_is_empty.
2949 * graphite-dependences.h (enum poly_dependence_kind): New.
2950 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
2951 (PDRP_SOURCE): Renamed PDDR_SOURCE.
2952 (PDRP_SINK): Renamed PDDR_SINK.
2953 (PDRP_DDP): Renamed PDDR_DDP.
2954 (PDDR_KIND): New.
2955 (free_poly_ddr): Declared.
2956 * graphite-poly.c (new_scop): Use the new hash function names.
2957 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
2958 into original_pddrs.
2959 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
2960
29612009-08-21 Sebastian Pop <sebastian.pop@amd.com>
2962
2963 * Merge from mainline (150764:150992).
2964
45e76e9f
SP		 29652009-08-18 Sebastian Pop <sebastian.pop@amd.com>
2966
2967 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
2968 bounds with LT_EXPR to make niter analysis more precise on code
2969 generated by Graphite.
2970
66b466c3
SP		 29712009-08-18 Sebastian Pop <sebastian.pop@amd.com>
2972
2973 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
2974 (graphite_legal_transform_bb): Same.
2975 (poly_drs_may_alias_p): Same.
2976
f263917c
SP		 29772009-08-15 Sebastian Pop <sebastian.pop@amd.com>
2978
2979 PR middle-end/40981
2980 * graphite-ppl.c (ppl_max_for_le): Correct the use of
2981 ppl_Pointset_Powerset_C_Polyhedron_maximize.
2982
29832009-08-13 Sebastian Pop <sebastian.pop@amd.com>
2984
2985 * graphite-poly.c (print_pbb): Print PBB index.
2986
29872009-08-13 Sebastian Pop <sebastian.pop@amd.com>
2988
2989 * Merge from mainline (r150672:150764).
2990
29912009-08-13 Sebastian Pop <sebastian.pop@amd.com>
2992
2993 * graphite-interchange.c (ppl_max_for_le): Moved...
2994 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
2995 * graphite-ppl.c (ppl_max_for_le): ... here.
2996 * graphite-ppl.h (ppl_max_for_le): Declared.
2997
29982009-08-12 Sebastian Pop <sebastian.pop@amd.com>
2999
3000 * Merge from mainline (r150372:150672).
3001
30de1632
SP		 30022009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3003
3004 PR middle-end/40980
3005 * sese.c (convert_for_phi_arg): New.
3006 (add_guard_exit_phis): Use convert_for_phi_arg.
3007
45489e99 3008 * gfortran.dg/graphite/id-17.f: New.
30de1632 3009
8c31ebfa
SP		 30102009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3011
3012 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
3013 unknown subscript upper bounds.
3014
45489e99 3015 * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
8c31ebfa 3016
fb9fb290
SP		 30172009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3018 Pranav Garg <pranav.garg2107@gmail.com>
3019
3020 * graphite-interchange.c (gather_access_strides): Removed.
3021 (ppl_max_for_le): New.
3022 (build_linearized_memory_access): New.
3023 (memory_stride_in_loop): New.
3024 (pbb_interchange_profitable_p): Reimplemented.
3025 * graphite-ppl.h (ppl_new_id_map): New.
3026 (ppl_interchange): New.
3027
45489e99 3028 * gcc.dg/graphite/interchange-6.c: XFAILed.
fb9fb290 3029
312aea7f
SP		 30302009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3031
3032 * graphite-interchange.c (compute_subscript): Removed.
3033 (compute_array_size_cstr): Removed.
3034 (compute_array_size_poly): Removed.
3035 (compute_array_size): Removed.
3036 (gather_access_strides_poly): Removed.
3037 (gather_access_strides): Empty.
3038
25d7cc15
SP		 30392009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3040
3041 * graphite-dependences.c (dependence_polyhedron_1): Replace
3042 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
3043 (graphite_legal_transform_dr): Same.
3044 (graphite_carried_dependence_level_k): Same.
3045 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
3046 Initialize PDR_NB_SUBSCRIPTS.
3047 (print_pdr_access_layout): Replace pdr_nb_subscripts with
3048 PDR_NB_SUBSCRIPTS.
3049 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
3050 (PDR_NB_SUBSCRIPTS): New.
3051 (pdr_nb_subscripts): Removed.
3052 (pdr_dim): Simplified.
3053 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
3054 with PDR_NB_SUBSCRIPTS.
3055
66096911
SP		 30562009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3057
3058 * graphite-interchange.c (compute_array_size): Remove use of
3059 PDR_DATA_CONTAINER.
3060 * graphite-poly.c (new_poly_dr): Remove argument data_container.
3061 Do not initialize PDR_DATA_CONTAINER.
3062 (print_pdr): Do not print PDR_DATA_CONTAINER.
3063 * graphite-poly.h (struct poly_dr): Remove data_container field.
3064 (PDR_DATA_CONTAINER): Removed.
3065 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
3066 PDR_DATA_CONTAINER.
3067 (build_poly_dr): Same.
3068
273c5dd3
SP		 30692009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3070
45489e99 3071 * gcc.dg/graphite/interchange-9.c: New.
273c5dd3 3072
7491e5f0
KT		 30732009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3074 Sebastian Pop <sebastian.pop@amd.com>
3075
3076 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
3077 copy of the dependence polyhedron. Free the temporary objects.
3078 (graphite_carried_dependence_level_k): Free unused objects before
3079 returning.
3080
45489e99
SP		 3081 * gcc.dg/graphite/interchange-1.c: XFAILed.
3082 * gcc.dg/graphite/interchange-2.c: XFAILed.
3083 * gcc.dg/graphite/interchange-3.c: XFAILed.
3084 * gcc.dg/graphite/interchange-4.c: XFAILed.
3085 * gcc.dg/graphite/interchange-7.c: XFAILed.
7491e5f0 3086
f4648ed1
SP		 30872009-08-05 Sebastian Pop <sebastian.pop@amd.com>
3088
3089 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
3090 Early return without analyzing the data dependences if no
3091 transform has been done. Call restore_scattering if the transform
3092 is not legal.
3093 (graphite-interchange.c): Same.
3094 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
3095 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
3096 (apply_poly_transforms): Do not gcc_assert that
3097 the transform is legal.
3098 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3099 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
3100 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
3101 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3102 * graphite-poly.h (struct poly_scattering): New.
3103 (struct poly_bb): Add original, transformed, and saved fields.
3104 Remove transformed_scattering, original_scattering, nb_local_variables,
3105 and nb_scattering_transform fields.
3106 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
3107 (poly_scattering_new): New.
3108 (poly_scattering_free): New.
3109 (poly_scattering_copy): New.
3110 (store_scattering_pbb): New.
3111 (store_scattering): New.
3112 (restore_scattering_pbb): New.
3113 (restore_scattering): New.
3114 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3115 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
273c5dd3 3116
e31a5bd4
SP		 31172009-08-05 Sebastian Pop <sebastian.pop@amd.com>
3118
3119 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
3120 (print_scop): Same.
3121
8e88f9fd
SP		 31222009-08-05 Sebastian Pop <sebastian.pop@amd.com>
3123
3124 * Makefile.in (graphite.o): Depends on PREDICT_H.
3125 * graphite.c: Include predict.h.
3126 (graphite_finalize): Call tree_estimate_probability.
3127 * predict.c (predict_loops): Do not call scev_initialize and
3128 scev_finalize.
3129 (tree_estimate_probability_bb): New.
3130 (tree_estimate_probability): Do not initialize loops: move that
3131 code to the driver. Call tree_estimate_probability_bb.
3132 (tree_estimate_probability_driver): New.
3133 (pass_profile): Use tree_estimate_probability_driver.
3134 * predict.h (tree_estimate_probability): Declared.
3135
87d4d0ee
SP		 31362009-08-05 Sebastian Pop <sebastian.pop@amd.com>
3137
3138 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3139 * graphite-dependences.c (graphite_legal_transform): Add time to
3140 TV_GRAPHITE_DATA_DEPS.
3141 (dependency_between_pbbs_p): Same.
3142 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3143
31442009-08-03 Sebastian Pop <sebastian.pop@amd.com>
3145
3146 * Merge from mainline (r149952:150372).
3147
2abae5f1
SP		 31482009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3149
3150 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
3151 * graphite-blocking.c: Same.
3152 * graphite-clast-to-gimple.c: Same.
3153 * graphite-dependences.c: Same.
3154 * graphite-poly.c: Same.
3155 * graphite-poly.h: Same.
3156 * graphite-ppl.c: Same.
3157 * graphite-scop-detection.c: Same.
3158 * graphite-sese-to-poly.c: Same.
3159 * graphite.c: Same.
3160
31612009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3162
3163 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
3164 (remove_simple_copy_phi): New.
3165 (remove_invariant_phi): New.
3166 (simple_copy_phi_p): New.
3167 (reduction_phi_p): New.
3168 (gsi_for_ssa_name_def): New.
3169 (insert_out_of_ssa_copy): New.
3170 (insert_out_of_ssa_copy_on_edge): New.
3171 (create_zero_dim_array): New.
3172 (scalar_close_phi_node_p): New.
3173 (rewrite_close_phi_out_of_ssa): New.
3174 (rewrite_phi_out_of_ssa): New.
3175 (rewrite_reductions_out_of_ssa): New.
3176 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
3177
45489e99
SP		 3178 * gcc.dg/graphite/id-11.c: New.
3179 * gcc.dg/graphite/id-15.c: New.
3180 * gcc.dg/graphite/interchange-1.c: Un-XFAIL.
3181 * gcc.dg/graphite/interchange-2.c: Un-XFAIL.
3182 * gcc.dg/graphite/interchange-3.c: Un-XFAIL.
3183 * gcc.dg/graphite/interchange-4.c: Un-XFAIL.
3184 * gcc.dg/graphite/interchange-7.c: Un-XFAIL.
3185 * gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
3186 * gfortran.dg/graphite/id-13.f: New.
3187 * gfortran.dg/graphite/id-5.f: New.
2abae5f1
SP		 3188
31892009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3190
3191 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
3192 check that nb_reductions_in_loop is zero.
3193 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
3194 reduction phi nodes.
3195 (nb_reductions_in_loop): Removed.
3196 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
3197 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
3198 (bb_contains_non_iv_scalar_phi_nodes): Removed.
3199 (scop_contains_non_iv_scalar_phi_nodes): Removed.
3200 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
3201
32022009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3203
3204 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
3205 statements that have an empty iteration domain.
45489e99 3206 * gfortran.dg/graphite/id-16.f: New.
2abae5f1
SP		 3207
32082009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3209
3210 * tree-scalar-evolution.c (instantiate_scev_1): Return
3211 chrec_dont_know when the result is not above instantiate_below.
3212 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
3213 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
3214 the tree has a known scalar evolution.
45489e99
SP		 3215 * gfortran.dg/graphite/id-14.f: New.
3216 * gfortran.dg/graphite/id-15.f: New.
2abae5f1
SP		 3217
32182009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3219
3220 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
3221 insert_gsi.
3222 (rename_variables): Keep inserting renames after the ones already
3223 inserted.
3224
32252009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3226
3227 * graphite-sese-to-poly.c (compare_bb_depths): New.
3228 (graphite_sort_dominated_info): New.
3229 (build_scop_bbs_1): Call graphite_sort_dominated_info.
3230 (build_scop_scattering): Fix comment.
3231
32322009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3233
3234 * graphite.c (graphite_finalize): Call print_loops instead of
3235 dump_function_to_file.
45489e99
SP		 3236 * gcc.dg/graphite/graphite.exp: Fix formatting.
3237 * gcc.dg/graphite/pr35356-1.c: New. Look for the number of
2abae5f1 3238 loops generated in the graphite output file.
45489e99
SP		 3239 * gcc.dg/graphite/pr35356-2.c: New.
3240 * gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
3241 * gfortran.dg/graphite/id-12.f: New.
2abae5f1
SP		 3242
32432009-07-24 Li Feng <nemokingdom@gmail.com>
3244
45489e99 3245 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
2abae5f1
SP		 3246 Remove 2 XFAIL.
3247
32482009-07-24 Li Feng <nemokingdom@gmail.com>
3249 Tobias Grosser <grosser@fim.uni-passau.de>
3250
3251 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
3252 alias set number build alias in ACCESSES polyhedron.
3253 (build_alias_set_for_drs): New.
3254 (build_pbb_drs): Added build_alias_set_for_drs.
3255 * graphite-dependences.c (poly_drs_may_alias_p): New.
3256 (graphite_carried_dependence_level_k): Check alias information
3257 before building polyhedron.
3258
32592009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
3260
3261 * Makefile.in (lambda-code.o): Fix formatting.
3262
32632009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
3264
3265 * Merge from mainline (r149350-149952)
3266
32672009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
3268
3269 * graphite-poly.c (apply_poly_transforms): Move strip_mine
3270 before interchange to prepare for loop blocking.
3271
32722009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
3273
3274 * graphite-poly.c (apply_poly_transforms): Add checks after every
3275 transformation.
3276 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
3277 done in apply_poly_transforms.
3278
32792009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3280
3281 * graphite-dependences.c (build_lexicographically_gt_constraint):
3282 Replace RES parameter with *RES.
3283 (dependence_polyhedron_1): Pass an address of the parameter RES
3284 instead of value of RES.
3285
32862009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3287
3288 * graphite.c (graphite_finalize): Fix comment.
3289 (graphite_transform_loops): Reset scev info after code generation
3290 of each scop.
3291
32922009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3293
3294 * graphite.c (graphite_finalize): Call scev_reset.
3295
32962009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3297
3298 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
3299 GBB_CLOOG_IV_TYPES hash table twice.
3300 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
3301 (add_condition_to_domain): Clear GMP values.
3302
33032009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3304
3305 * graphite-dependences.c: Fix formatting.
3306 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
3307 (pbb_number_of_iterations): Free ppl_Linear_Expression.
3308 * graphite-sese-to-poly.c: Fix formatting.
3309 * graphite.c (graphite_transform_loops): Create the hash table
3310 after the early return.
3311
33122009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3313
45489e99
SP		 3314 * gcc.dg/graphite/id-14.c: New.
3315 * gcc.dg/graphite/pr40157.c: New.
3316 * gfortran.dg/graphite/id-11.f: New.
2abae5f1
SP		 3317
33182009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3319
3320 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
3321 (build_poly_scop): Return false when there are no pbbs within
3322 loops to avoid to pass to cloog scops with no loops.
3323
33242009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3325
3326 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
3327 useless test "i % 2".
3328 (build_pbb_scattering_polyhedrons): Fix formatting.
3329 (build_poly_dr): Same.
3330 * graphite.c (graphite_transform_loops): Restructure.
3331
33322009-07-14 Razya Ladelsky <razya@il.ibm.com>
3333
3334 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
3335 reduction_list parameter.
3336 (rewrite_all_phi_nodes_with_iv): Same.
3337 (canonicalize_loop_ivs): Same.
3338 * tree-parloops.c (struct brli): Removed.
3339 (build_reduction_list_info): Removed.
3340 (build_new_reduction): New.
3341 (analyze_reduction_list): Removed.
3342 (gather_scalar_reductions): Find reductions instead of phi
3343 nodes that can't be canonicalized.
3344 (try_create_reduction_list): Remove reduction_list parameter.
3345 (gen_parallel_loop): Same.
3346 (parallelize_loops): Remove analyze_reductions variable,
3347 initialization and free.
3348 Change reduction_list htab initialization to reduction_info
3349 elements instead of ssa names.
3350 Call try_create_reduction_list and gen_parallel_loop without
3351 analyzed_reduction argument.
3352 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
3353 canonicalize_loop_ivs with one less argument.
3354 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
3355
33562009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3357
3358 * graphite-dependences.c (new_poly_dr_pair): New.
3359 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
3360 (new_poly_dr_pair): New.
3361 (eq_poly_dr_pair_p): New.
3362 (hash_poly_dr_pair_p): New.
3363 * graphite-dependences.h (struct poly_dr_pair): New.
3364 (eq_poly_dr_pair_p): Declared.
3365 (hash_poly_dr_pair_p): Declared.
3366 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
3367 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
3368 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
3369 * Makefile.in (graphite-poly.o): Add dependence on
3370 graphite-dependences.h.
3371
33722009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3373
3374 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
3375 polynomials of degree > 1 pass to Graphite.
3376 * tree-chrec.c (scev_is_linear_expression): Call
3377 evolution_function_is_affine_multivariate_p.
45489e99 3378 * gfortran.dg/graphite/id-10.f90: New.
2abae5f1
SP		 3379
33802009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3381
3382 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
3383 Instantiate scevs varying in outer loops.
45489e99 3384 * gfortran.dg/graphite/id-9.f: Correct testcase.
2abae5f1
SP		 3385
33862009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3387
3388 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
3389 redundant constraint.
3390
33912009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3392
45489e99
SP		 3393 * gcc.dg/graphite/graphite.exp: Fix comments.
3394 * gfortran.dg/graphite/graphite.exp: Trigger actions
2abae5f1 3395 based on the file names as in the C testsuite.
45489e99
SP		 3396 * gfortran.dg/graphite/block-1.f90: Fix patterns.
3397 * gfortran.dg/graphite/block-2.f: Same.
3398 * gfortran.dg/graphite/block-3.f90: Same.
3399 * gfortran.dg/graphite/block-4.f90: Same.
3400 * gfortran.dg/graphite/id-1.f90: Same.
3401 * gfortran.dg/graphite/id-2.f90: Same.
3402 * gfortran.dg/graphite/id-3.f90: Same.
3403 * gfortran.dg/graphite/id-4.f90: Same.
3404 * gfortran.dg/graphite/id-6.f: Same.
3405 * gfortran.dg/graphite/id-9.f: Same.
3406 * gfortran.dg/graphite/interchange-1.f: Same.
3407 * gfortran.dg/graphite/interchange-2.f: Same.
3408 * gfortran.dg/graphite/scop-1.f: Same.
2abae5f1
SP		 3409
34102009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3411
3412 * sese.c (expand_scalar_variables_call): New.
3413 (expand_scalar_variables_ssa_name): Handle calls in expander.
3414
34152009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3416
45489e99 3417 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
2abae5f1 3418 Expect to see the pattern twice.
45489e99
SP		 3419 * gcc.dg/graphite/interchange-0.c: Un-XFAIL.
3420 * gcc.dg/graphite/interchange-5.c: Same.
3421 * gcc.dg/graphite/interchange-6.c: Same.
2abae5f1
SP		 3422
34232009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3424
45489e99
SP		 3425 * gcc.dg/graphite/id-10.c: New.
3426 * gcc.dg/graphite/id-12.c: New.
3427 * gfortran.dg/graphite/id-7.f: New.
3428 * gfortran.dg/graphite/id-8.f: New.
2abae5f1
SP		 3429
34302009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3431
3432 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
3433 zero.
3434
34352009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3436
3437 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
3438
34392009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3440
3441 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
3442
34432009-07-10 Sebastian Pop <sebastian.pop@amd.com>
3444
3445 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
3446 building PDR subscripts.
3447
34482009-07-10 Sebastian Pop <sebastian.pop@amd.com>
3449
3450 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
3451 computation of array sizes.
3452
34532009-07-10 Sebastian Pop <sebastian.pop@amd.com>
3454
3455 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
3456
34572009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
3458
3459 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
3460 build_pairwise_constraint, dr_equality_constraints,
3461 build_pairwise_scheduling_equality,
3462 build_pairwise_scheduling_inequality, lexicographically_gt_p,
3463 build_lexicographically_gt_constraint, dependence_polyhedron,
3464 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
3465 Move from NNC_Polyhedron to C_Polyhedron.
3466 * graphite-interchange.c (compute_array_size_poly,
3467 gather_access_strides): Dito.
3468 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
3469 free_scop, pbb_number_of_iterations): Dito.
3470 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
3471 pbb_dim_iter_domain, struct scop): Dito.
3472 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
3473 new_Cloog_Domain_from_ppl_Polyhedron,
3474 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
3475 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
3476 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
3477 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
3478 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
3479 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
3480 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
3481 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
3482 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
3483 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
3484 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
3485 build_scop_iteration_domain, build_poly_dr): Dito
3486
34872009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3488
45489e99 3489 * gcc.dg/graphite/graphite.exp: Added a rule to execute
2abae5f1 3490 run-id-*.c files.
45489e99 3491 * gcc.dg/graphite/run-id-1.c: New.
2abae5f1
SP		 3492
34932009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3494
3495 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
3496 positivity constraint on the symbolic number of iterations.
3497
34982009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3499
3500 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
3501
35022009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3503 Tobias Grosser <grosser@fim.uni-passau.de>
3504
3505 * graphite-clast-to-gimple.c (build_scop_context): Removed.
3506 (build_cloog_prog): Directly use SCOP_CONTEXT.
3507 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
3508 (free_scop): Free SCOP_CONTEXT.
3509 (print_scop_context): New.
3510 (print_scop): Call print_scop_context.
3511 (debug_scop_context): New.
3512 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
3513 (struct scop): Added field context.
3514 (SCOP_CONTEXT): New.
3515 * graphite-sese-to-poly.c (add_param_constraints): New.
3516 (build_scop_context): New.
3517 (build_poly_scop): Call build_scop_context.
3518
35192009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3520
3521 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
3522 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
3523 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
3524 * graphite-ppl.h: Include double-int.h and tree.h.
3525 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
3526 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
3527 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
3528 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
3529
35302009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3531
3532 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
3533 POINTER_PLUS_EXPR for pointer types.
3534 (clast_to_gcc_expression): Same.
3535
35362009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3537
3538 * graphite-poly.c (print_scattering_function): Early return when
3539 PBB_TRANSFORMED_SCATTERING is not initialized.
3540 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
3541
35422009-07-08 Sebastian Pop <sebastian.pop@amd.com>
3543
3544 * tree-parloops.c (analyze_reduction_list): Remove unused variable
3545 to fix bootstrap.
3546
35472009-07-08 Razya Ladelsky <razya@il.ibm.com>
3548
3549 * tree-parloops.c (analyze_reduction_list): Change return
3550 value to void.
3551 (try_create_reduction_list): Move the call to
3552 analyze_reduction_list to the beginining.
3553 Call reduction_phi with analyzed_reductions as argument
3554 instead of reduction_list.
3555
35562009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
3557
3558 * Merge from mainline (r148296:149346)
3559
35602009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3561
3562 * graphite-scop-detection.c (graphite_can_represent_init): New.
3563 (graphite_can_represent_scev): Call graphite_can_represent_init:
3564 check that the initial value does not contain multiplications of
3565 parameters.
3566 (stmt_has_simple_data_refs_p): New.
3567 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
3568 (is_simple_operand): Fix formatting.
3569 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
3570
35712009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3572
45489e99 3573 * gcc.dg/graphite/id-13.c: New.
2abae5f1
SP		 3574 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
3575 analyze_scalar_evolution, use scalar_evolution_in_region.
3576 (scan_tree_for_params_right_scev): Add extra assert.
3577 (parameter_index_in_region_1): Split from parameter_index_in_region.
3578 (idx_record_params): Use scalar_evolution_in_region.
3579 (find_params_in_bb): Same.
3580 (find_scop_parameters): Same.
3581 (build_loop_iteration_domains): Same.
3582 (create_linear_expr_from_tree): Same.
3583 * sese.c (scalar_evolution_in_region): New.
3584 * sese.h (scalar_evolution_in_region): Declared.
3585 (defined_in_sese_p): New.
3586 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
3587 static anymore.
3588 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
3589 Declared.
3590
35912009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3592
3593 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
3594 TREE_DATA_REF_H also implies SCEV_H.
3595
35962009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3597
3598 * graphite-poly.c (print_scop_params): New.
3599 (print_scop): Call print_scop_params.
3600 (debug_scop_params): New.
3601 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
3602
36032009-07-07 Li Feng <nemokingdom@gmail.com>
3604
45489e99
SP		 3605 * gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
3606 * gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
3607 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
3608 * gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
3609 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
3610 * gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
2abae5f1
SP		 3611
36122009-07-07 Li Feng <nemokingdom@gmail.com>
3613
3614 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
3615 for dependency checking part.
45489e99 3616 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
2abae5f1 3617 tests for dependency checking.
45489e99
SP		 3618 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
3619 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
3620 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
2abae5f1
SP		 3621 flag -fdump-tree-graphite-all for autopar testsuites.
3622
36232009-07-06 Sebastian Pop <sebastian.pop@amd.com>
3624
3625 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
3626 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
3627 canonicalize_loop_ivs): Moved...
3628 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
3629
36302009-07-06 Sebastian Pop <sebastian.pop@amd.com>
3631
3632 * tree-parloops.c (try_create_reduction_list): Pass an extra
3633 argument analyzed_reductions. Call analyze_reduction_list.
3634 (gen_parallel_loop): Do not call analyze_reduction_list.
3635 (parallelize_loops): Init and finalize analyzed_reductions.
3636
36372009-07-06 Li Feng <nemokingdom@gmail.com>
3638
45489e99 3639 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2abae5f1
SP		 3640 Added flag -fno-loop-strip-mine for autopar testcase.
3641
36422009-07-04 Li Feng <nemokingdom@gmail.com>
3643
3644 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
3645 transformed scattering dimension instead of unmatch orignal when
3646 calling dependence_polyhedron.
3647
36482009-06-30 Sebastian Pop <sebastian.pop@amd.com>
3649
3650 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
3651
36522009-06-30 Sebastian Pop <sebastian.pop@amd.com>
3653
3654 * graphite-poly.c (pbb_number_of_iterations): Check for returned
3655 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
3656
36572009-06-30 Sebastian Pop <sebastian.pop@amd.com>
3658
3659 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
3660 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
3661 * graphite-poly.c (pbb_number_of_iterations): New.
3662 * graphite-poly.h (pbb_number_of_iterations): Declared.
3663 (pbb_iterator_dim, pbb_parameter_dim): New.
3664
36652009-06-29 Sebastian Pop <sebastian.pop@amd.com>
3666
3667 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
3668 last commit on type of lower and upper bound of loops.
3669
36702009-06-29 Li Feng <nemokingdom@gmail.com>
3671
3672 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
3673 graphite-dependences.h.
3674 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
3675 (mark_bb_with_pbb): New.
3676 (get_stmtfor_depth): New.
3677 (find_pbb_via_hash): New.
3678 (dependency_in_loop_p): New.
3679 (mark_loops_parallel): New.
3680 (free_aux_in_new_loops): New.
3681 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
3682 bb with it's relevant pbb. Mark newly created loops. Remove mark
3683 innermost loop parallel without checking.
3684 (gloog): Add parameter BB_PBB_MAPPING.
3685 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
3686 (gloog): Change declaration.
3687 (mark_loop_parallel): Make extern.
3688 (free_aux_in_new_loops): Declare.
3689 (bb_pbb_map_hash): New.
3690 (eq_bb_pbb_map): New.
3691 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
3692 auto parallelization when flag_graphite_force_parallel is set.
3693 (graphite_finalize): Added free_aux_in_new_loops.
3694 * tree-parloops.c (parallelize_loops): Only generate parallel code for
3695 the innermost loop that marked parallel. Use
3696 flag_graphite_force_parallel instead of loop->can_be_parallel.
3697 (loop_parallel_p): Move inner most checking out of function.
3698
36992009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3700
3701 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
3702 type of lower and upper bound of loops signed long int.
3703
37042009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3705
3706 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
3707 expression outside the loop.
3708
37092009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3710
3711 * gcc.dg/graphite/interchange-8.c: New.
3712
37132009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3714
3715 * gcc.dg/graphite/interchange-0.c: XFailed.
3716 * gcc.dg/graphite/interchange-5.c: XFailed.
3717 * gcc.dg/graphite/interchange-6.c: XFailed.
3718
37192009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3720
3721 * graphite-interchange.c (compute_array_size_poly): The end of the
3722 recursion should return 1.
3723
37242009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3725
3726 * graphite-interchange.c (compute_array_size_cstr): Allow the
3727 subscript multiplier to be -1.
3728 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
3729 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
3730 data_container. Initializes PDR_DATA_CONTAINER.
3731 (print_pdr_access_layout): New.
3732 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
3733 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
3734 data_container.
3735 (PDR_DATA_CONTAINER): New.
3736 (new_poly_dr): Update declaration.
3737 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
3738 (build_poly_dr): Call pdr_add_data_dimensions.
3739
37402009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3741
3742 * graphite-poly.h (struct poly_dr): Fix comment.
3743 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
3744 (pdr_add_memory_accesses): New.
3745 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
3746
37472009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3748
3749 * graphite-poly.c (print_pdrs, debug_pdrs): New.
3750 (print_pbb): Add call to print_pdrs.
3751 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
3752
37532009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3754 Li Feng <nemokingdom@gmail.com>
3755
3756 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
3757 (dependency_between_pbbs_p): New.
3758 (lexicographically_gt_p): Assure !empty_p before polyhedron
3759 intersection assign.
3760 (build_lexicographically_gt_constraint): Correct lexicographically
3761 judging.
3762 * graphite-dependences.h: New.
3763 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
3764
37652009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3766
3767 * graphite-clast-to-gimple.c (print_clast_stmt): New.
3768 (gloog): Print to dump_file the generated clast.
3769 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
3770 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
3771
37722009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3773
3774 * graphite-poly.c (extend_scattering): Increment
3775 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
3776
37772009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3778
3779 * graphite-interchange.c (compute_array_size_poly): Added exit of
3780 recursion condition. Continue iterating even after the first equality.
3781 (compute_array_size): Same.
3782
37832009-06-24 Li Feng <nemokingdom@gmail.com>
3784
45489e99 3785 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2abae5f1 3786 -fdump-tree-final_cleanup to -fdump-tree-optimized.
45489e99
SP		 3787 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
3788 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
3789 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2abae5f1
SP		 3790
37912009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3792
3793 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
3794 only when the use verifies is_gimple_reg.
3795
37962009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3797
3798 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
3799 Allocate scaldims after call to unify_scattering_dimensions.
3800
38012009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3802
3803 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
3804
38052009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3806 Albert Cohen <albert.cohen@inria.fr>
3807
3808 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
3809 variables for the strip mining.
3810
38112009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3812 Pranav Garg <pranav.garg2107@gmail.com>
3813
3814 * Makefile.in (OBJS-common): Added graphite-blocking.o.
3815 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
3816 (graphite-blocking.o): New rule.
3817 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
3818 * graphite-blocking.c: New.
3819 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
3820 flag_loop_strip_mine.
3821 (psct_scattering_dim_for_loop_depth): New.
3822 * graphite-poly.h (scop_do_strip_mine): Declared.
3823 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
3824 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
3825 flag_loop_strip_mine.
3826
38272009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3828
3829 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
3830 a GMP value and a PPL coefficient at each iteration of a loop.
3831
38322009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3833
3834 * graphite-dependences.c (dependence_polyhedron): Do not use
3835 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
3836 pbb_nb_scattering_transform.
3837 (graphite_legal_transform_dr): Same.
3838 * graphite-poly.c (extend_scattering): Same.
3839 (unify_scattering_dimensions): Same.
3840 (print_scattering_function): Same.
3841 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
3842 PBB_NB_LOCAL_VARIABLES.
3843 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
3844 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
3845 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
3846 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
3847 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
3848 (pbb_nb_scattering_transform): New.
3849 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
3850 (psco_scattering_dim): Add assert on parameters.
3851 (psct_scattering_dim): Same.
3852 (psct_scattering_dim_for_loop_depth): Declared.
3853 (psct_local_var_dim): New.
3854 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
3855 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
3856 correct layout, call pbb_nb_local_vars.
3857 (psct_add_local_variable, psct_add_scattering_dimension): New.
3858 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3859 Initialize PBB_NB_SCATTERING_TRANSFORM.
3860
38612009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3862
3863 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
3864 (set_coef): Renamed ppl_set_coef.
3865 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
3866
38672009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3868
3869 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
3870 test a boolean against 1.
3871 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
3872 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
3873 (pbb_do_interchange): Returns true when a transform has been performed.
3874 (scop_do_interchange): Same.
3875 * graphite-poly.c (apply_poly_transforms): Use the return value of
3876 scop_do_interchange.
3877 * graphite-poly.h (scop_do_interchange): Update declaration.
3878
38792009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
3880
3881 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
3882 after last use.
3883 * sese.c (sese_reset_aux_in_loops): New.
3884 * sese.h (sese_reset_aux_in_loops): New.
3885
38862009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3887
3888 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
3889 multiplier and multiply the constant by the multiplier.
3890 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
3891 (build_poly_dr): Do not use the multiplier to define the subscript.
3892
38932009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3894
3895 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
3896 compiler's data reference. Initialize PDR_CDR.
3897 (print_pdr): Call dump_data_reference.
3898 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
3899 Add compiler_dr field.
3900 (PDR_BB): Renamed PDR_PBB.
3901 (PDR_CDR): New.
3902 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
3903 GCC's data reference representation.
3904 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
3905 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
3906
39072009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3908
3909 * graphite-poly.c (print_scattering_function): Also print the layout.
3910 * graphite-poly.h (pbb_nb_local_vars): New.
3911
39122009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3913
3914 * graphite-poly.c (print_pbb_domain): Also print the layout names.
3915
39162009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3917
3918 * graphite-poly.c (print_pdr, debug_pdr): New.
3919 * graphite-poly.h (print_pdr, debug_pdr): Declared.
3920 (PDR_BASE): Removed.
3921
39222009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3923
45489e99 3924 * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2abae5f1
SP		 3925 ltrans-{1..6,8}.c.
3926
39272009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3928
3929 * graphite-interchange.c (compute_subscript): Allow also -1 in the
3930 subscript identification column.
3931 (pbb_do_interchange): Print to dump_file that some loops "will be
3932 interchanged". Rely on that chain of characters in the testcases.
3933 * gcc.dg/graphite/interchange-0.c: New.
3934 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
3935 interchange-*.c files and compile them with -floop-interchange.
3936
39372009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
3938
3939 * graphite-interchange.c (interchange_profitable_p): Renamed
3940 pbb_interchange_profitable_p.
3941
39422009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3943 Harsha Jagasia <harsha.jagasia@amd.com>
3944 Pranav Garg <pranav.garg2107@gmail.com>
3945
3946 * graphite-interchange.c (interchange_profitable_p): Make static.
3947 (pbb_interchange_loop_depths, pbb_do_interchange,
3948 scop_do_interchange): New.
3949 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
3950 for flag_loop_interchange.
3951 * graphite-poly.h (scop_do_interchange): Declared.
3952 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
3953 flag_loop_interchange is used.
3954
39552009-06-18 Sebastian Pop <sebastian.pop@amd.com>
3956
3957 * graphite-dependences.c (dependence_polyhedron): Update use of
3958 pbb_nb_scattering_dims.
3959 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
3960 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
3961 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
3962 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
3963
39642009-06-16 Sebastian Pop <sebastian.pop@amd.com>
3965
3966 * graphite.c: Cleanup foo.
3967
39682009-06-16 Sebastian Pop <sebastian.pop@amd.com>
3969
3970 * Merge from mainline (r143684:148293).
3971 * Disabled libpcp until it gets fixed.
3972
39732009-06-05 Sebastian Pop <sebastian.pop@amd.com>
3974 Harsha Jagasia <harsha.jagasia@amd.com>
3975
3976 * graphite-interchange.c: New.
3977 * Makefile.in (graphite-interchange.o): New.
3978 * graphite-poly.h (interchange_profitable_p): Declared.
3979 * graphite-ppl.h (value_max): New.
3980
39812009-06-04 Sebastian Pop <sebastian.pop@amd.com>
3982
3983 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
3984 * graphite-poly.h: Fix some comments.
3985 (pdr_dim): New.
3986 (pdr_scop): New.
3987
39882009-06-04 Sebastian Pop <sebastian.pop@amd.com>
3989
3990 * graphite-poly.h
3991 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
3992 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
3993 (pdr_accessp_nb_params): Renamed pdr_nb_params.
3994 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
3995 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
3996 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
3997 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
3998 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
3999 * graphite-clast-to-gimple.c: Same.
4000 * graphite-dependences.c: Same.
4001 * graphite-poly.c: Same.
4002 * graphite-sese-to-poly.c: Same.
4003
40042009-06-03 Sebastian Pop <sebastian.pop@amd.com>
4005
4006 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
4007 expressions for an IV rename, as returned by clast_to_gcc_expression.
4008 (copy_renames): Rename new_name to expr.
4009 * sese.c (debug_rename_elt): Same.
4010 (get_rename): Same.
4011 (set_rename): Same.
4012 (sese_adjust_liveout_phis): Call force_gimple_operand before using
4013 the information from the rename map.
4014 (rename_variables_in_stmt): Same.
4015 (add_loop_exit_phis): Rename new_name to expr.
4016 (insert_loop_close_phis): Same.
4017 (add_guard_exit_phis): Same. Call force_gimple_operand.
4018 * sese.h (struct rename_map_elt): Rename new_name to expr.
4019 (new_rename_map_elt): Same.
4020
40212009-06-03 Sebastian Pop <sebastian.pop@amd.com>
4022
4023 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
4024 * sese.c (set_rename): Make it extern.
4025 * sese.h (set_rename): Declared.
4026
40272009-06-03 Sebastian Pop <sebastian.pop@amd.com>
4028
4029 * graphite-poly.c (extend_scattering): Free values.
4030 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
4031 Free iterators.
4032 (ppl_print_powerset_matrix): Same.
4033 * graphite-scop-detection.c (free_scops_1): New.
4034 (limit_scops): Call free_scops_1.
4035 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
4036 (build_poly_dr): Free PPL coefficients.
4037 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
4038
40392009-06-02 Sebastian Pop <sebastian.pop@amd.com>
4040
4041 * graphite-dependences.c: New.
4042 * graphite-data-ref.c: Removed.
4043 * graphite-data-ref.h: Removed.
4044 * Makefile.in (graphite-data-ref.o): Removed.
4045 (graphite-dependences.o): Added.
4046 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
4047 * graphite-poly.c: Same.
4048 Move the data dependence testing to graphite-dependences.c.
4049
40502009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
4051
4052 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
4053 from graphite_cannot_represent_loop. Code refactored.
4054 (scopdet_basic_block_info): Call graphite_can_represent_loop.
4055
40562009-05-17 Li Feng <nemokingdom@gmail.com>
4057
45489e99 4058 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2abae5f1
SP		 4059 Cover all the testcases (not only the filtered ones).
4060
40612009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
4062
4063 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
4064 unnecessary check. Update comments. Move check for REAL_TYPE here.
4065 (harmful_stmt_in_bb): Remove checks for conditions. This is already
4066 done in (stmt_simple_for_scop_p).
4067
40682009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
4069
4070 * graphite.c (print_global_statistics): New.
4071 (print_graphite_scop_statistic): New.
4072 (print_graphite_statistics): New.
4073 (graphite_initialize, graphite_transform_loops): Print statistics.
4074 * graphite-scop-detection (build_scops): Print statistics.
4075 (print_graphite_scop_statistics): New.
4076 (print_graphite_statistics): New.
4077
40782009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4079
4080 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
4081 (debug_clast_name_index): Removed.
4082 (debug_clast_name_indexes_1): Removed.
4083 (debug_clast_name_indexes): Removed.
4084 (clast_name_index_elt_info): Removed.
4085 (eq_clast_name_indexes): Removed.
4086 (clast_name_to_index): Removed.
4087 (new_clast_name_index): Removed.
4088 (save_clast_name_index): Removed.
4089 (save_var_name): Moved...
4090 (init_sese_params_index): Removed.
4091 (clast_name_to_gcc): Remove use of name_tree.
4092 (initialize_cloog_names): Same.
4093 (gloog): Do not call init_sese_params_index.
4094 * graphite-sese-to-poly.c (save_var_name): ...here.
4095 (parameter_index_in_region): New.
4096 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
4097 (parameter_index_in_region): Removed.
4098 (is_parameter): Remove use of name_tree.
4099 * sese.h (struct name_tree): Removed.
4100 (struct sese): Remove use of name_tree. New field params_names.
4101 (SESE_PARAMS_NAMES): New.
4102 (SESE_PARAMS): Remove duplicate.
4103 (parameter_index_in_region): Removed.
4104 (sese_nb_params): Remove use of name_tree.
4105 (struct clast_name_index): New.
4106 (new_clast_name_index): New.
4107 (clast_name_to_index): New.
4108 (save_clast_name_index): New.
4109 (debug_clast_name_index): New.
4110 (debug_clast_name_indexes_1): New.
4111 (debug_clast_name_indexes): New.
4112 (clast_name_index_elt_info): New.
4113 (eq_clast_name_indexes): New.
4114
41152009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4116
4117 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
4118 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
4119 (graphite_loop_normal_form): Do not pass region. Do not
4120 initialize SESE_OLDIVS.
4121 (build_graphite_loop_normal_form): Update call to
4122 graphite_loop_normal_form.
4123 * sese.c (debug_oldivs): Removed.
4124 (new_sese): Do not initialize SESE_OLDIVS.
4125 (free_sese): Do not free SESE_OLDIVS.
4126 (oldiv_for_loop): Removed.
4127 * sese.h (struct sese): Remove old_ivs.
4128 (SESE_OLDIVS): Removed.
4129 (oldiv_for_loop): Removed.
4130
41312009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4132
4133 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
4134 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
4135 replaced by a call to newivs_to_depth_to_newiv.
4136 (clast_to_gcc_expression): Pass newivs, remove ivstack.
4137 (clast_to_gcc_expression_red): Same.
4138 (gcc_type_for_clast_expr): Same.
4139 (gcc_type_for_clast_eq): Same.
4140 (graphite_translate_clast_equation): Same.
4141 (graphite_create_guard_cond_expr): Same.
4142 (graphite_create_new_guard): Same.
4143 (graphite_create_new_loop): Same.
4144 (build_iv_mapping): Same.
4145 (translate_clast): Same.
4146 (gloog): Same.
4147 (loop_iv_stack_patch_for_consts): Removed. *
4148 sese.c (iv_stack_entry_is_constant): Removed.
4149 (iv_stack_entry_is_iv): Removed.
4150 (loop_iv_stack_push_iv): Removed.
4151 (loop_iv_stack_insert_constant): Removed.
4152 (loop_iv_stack_pop): Removed.
4153 (loop_iv_stack_get_iv): Removed.
4154 (loop_iv_stack_get_iv_from_name): Removed.
4155 (debug_loop_iv_stack): Removed.
4156 (free_loop_iv_stack): Removed.
4157 (loop_iv_stack_remove_constants): Removed. *
4158 sese.h (iv_stack_entry_kind): Removed.
4159 (iv_stack_entry_data_union): Removed.
4160 (iv_stack_entry_struct): Removed.
4161 (iv_stack_entry_p): Removed.
4162 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
4163 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
4164 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
4165 loop_iv_stack_pop, free_loop_iv_stack): Removed.
4166 (gbb_loop_at_index): Fix indenting.
4167 (gbb_loop_index): Removed.
4168
41692009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4170
4171 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
4172 Call clast_name_to_index.
4173
41742009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4175
4176 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
4177 do not pass params. Get params from SESE_PARAMS.
4178 (clast_to_gcc_expression): Same.
4179 (clast_to_gcc_expression_red): Same.
4180 (gcc_type_for_clast_eq): Same.
4181 (graphite_translate_clast_equation): Same.
4182 (graphite_create_new_loop): Same.
4183 * sese.c (rename_variables_in_stmt): Fix comment.
4184
41852009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4186
4187 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
4188 newivs_index.
4189 Call save_clast_name_index.
4190 (translate_clast): Pass newivs_index.
4191 (gloog): Create and free newivs_index.
4192
41932009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4194
4195 * graphite-clast-to-gimple.c (clast_name_index): New structure.
4196 (clast_name_index_p): New type.
4197 (debug_clast_name_index): New.
4198 (debug_clast_name_indexes_1): New.
4199 (debug_clast_name_indexes): New.
4200 (clast_name_index_elt_info): New.
4201 (eq_clast_name_indexes): New.
4202 (clast_name_to_index): New.
4203 (new_clast_name_index): New.
4204 (save_clast_name_index): New.
4205 (init_sese_params_index): New.
4206 (gloog): Call init_sese_params_index.
4207 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
4208 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
4209 (free_sese): Free SESE_PARAMS_INDEX.
4210 * sese.h (struct sese): Add params_index.
4211 (SESE_PARAMS_INDEX): New.
4212
42132009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4214
4215 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
4216 (graphite_create_new_loop): Pass the newivs vector. Push the
4217 newly created IV to newivs.
4218 (translate_clast): Pass the newivs vector.
4219 (gloog): Create and destroy the newivs vector.
4220
42212009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4222
4223 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
4224 (graphite_loop_normal_form): Initialize loop->aux with the unique
4225 IV that has been created.
4226
42272009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
4228
4229 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
4230 scev with parameters in the base part. They where forbidden
4231 exidently.
4232
42332009-05-11 Li Feng <nemokingdom@gmail.com>
4234
45489e99 4235 * gcc.dg/graphite/graphite.exp: Set different default
2abae5f1 4236 compile options by file names.
45489e99
SP		 4237 * gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
4238 * gcc.dg/graphite/id-{1-9}.c: Ditto.
4239 * gcc.dg/graphite/scop-{0-20}.c: Ditto.
4240 * gcc.dg/graphite/scop-matmult.c: Ditto.
2abae5f1
SP		 4241
42422009-05-08 Li Feng <nemokingdom@gmail.com>
4243
45489e99
SP		 4244 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
4245 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
4246 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
4247 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2abae5f1
SP		 4248
42492009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
4250
4251 * graphite-scop-detection (build_scops_1): Fix little bug introduced
4252 by final cleanup.
4253
42542009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
4255
4256 * graphite-scop-detection.c (graphite_can_represent_scev): Only
4257 allow integer constant strides.
4258 (graphite_can_represent_expr): Depend on outermost_loop.
4259 (stmt_simple_memref_p, graphite_cannot_represent_loop,
4260 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
4261 build_scops_1): Same.
4262 (scopdet_basic_block_info): Same and insert layered SCoP
4263 detection.
4264 (try_generate_gimple_bb): Cleanup.
4265 (build_scops): Enable data references.
4266
45489e99
SP		 4267 * gcc.dg/graphite/id-5.c: New.
4268 * gcc.dg/graphite/id-9.c: New.
2abae5f1
SP		 4269 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4270 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
4271
42722009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4273
4274 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
4275 that we have not yet built for this SCoP.
4276
42772009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4278
4279 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
4280 for complex numbers.
4281
42822009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4283
4284 * graphite-ppl.c: Fix build if cloog is not available.
4285
42862009-05-04 Li Feng <nemokingdom@gmail.com>
4287
4288 * tree-parloops.c (loop_parallel_p): Remove construction of
4289 NITER and REDUCTION_LIST.
4290 (try_get_loop_niter): New.
4291 (try_create_reduction_list): New.
4292 (parallelize_loops): Bypass the failed checkings in autopar
4293 when can_be_parallel in loop structure is set to true.
4294
42952009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
4296
45489e99
SP		 4297 * gcc.dg/graphite/id-6.c: Update testcase.
4298 * gcc.dg/graphite/scop-3.c: Dito.
2abae5f1
SP		 4299
43002009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
4301
4302 * graphite-scop-detection.c (stmt_simple_for_scop_p):
4303 Enable EQ_EXPR and NE_EXPR again.
4304
43052009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
4306
4307 * graphite-scop-detection.c (graphite_can_represent_scev):
4308 Add check if scev is affine multivariate.
4309 (harmful_stmt_in_bb): Check if we can represent the conditions.
4310 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
4311 harmful_stmt_in_bb.
45489e99 4312 * gcc.dg/graphite/id-7.c: New.
2abae5f1
SP		 4313
43142009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
4315
4316 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
4317 Check all bbs in region, not only the bbs that are represented in
4318 GRAPHITE.
4319 (build_poly_scop): Add newline.
45489e99 4320 * gcc.dg/graphite/id-8.c: New.
2abae5f1
SP		 4321
43222009-04-30 Li Feng <nemokingdom@gmail.com>
4323
4324 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
4325 when loop initialize.
4326 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
4327 * common.opt: Declare flag_graphite_force_parallel.
4328 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
4329 loop parallel.
4330 * graphite-poly.c (apply_poly_transforms): Introduce
4331 flag_graphite_force_parallel.
4332 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
4333 * toplev.c (process_options): ditto and replace a not correctly
4334 encoded space.
4335
43362009-04-30 Li Feng <nemokingdom@gmail.com>
4337
4338 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
4339 Change the call of gbb_loop_at_index and/or gbb_loop_index due
4340 to the redefinition.
4341 (compute_cloog_iv_types_1): ditto.
4342 (build_iv_mapping): ditto.
4343 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
4344 initialization.
4345 (free_gimple_bb): Removed GBB_LOOPS related free part.
4346 (build_bb_loops): Removed.
4347 * sese.h (struct gimple_bb): Removed loops.
4348 (GBB_LOOPS): Removed.
4349 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
4350 (gbb_loop_index): ditto.
4351
43522009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
4353
4354 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
4355 allow non constant strides.
45489e99 4356 * gcc.dg/graphite/scop-20.c: New.
2abae5f1
SP		 4357
43582009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4359
4360 * graphite-scop-detection.c (dot_all_scops): Fix system call
4361 return value warning.
4362 (dot_scop): Same.
4363
43642009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4365
45489e99
SP		 4366 * gcc.dg/graphite/id-6.c: Fix pattern.
4367 * gcc.dg/graphite/scop-3.c: Same.
2abae5f1
SP		 4368
43692009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4370
4371 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
4372 build_pairwise_constraint, dr_equality_constraints,
4373 build_pairwise_scheduling_equality,
4374 build_pairwise_scheduling_inequality, lexicographically_gt_p,
4375 build_lexicographically_gt_constraint, dependence_polyhedron,
4376 graphite_legal_transform_dr, graphite_legal_transform_bb,
4377 graphite_legal_transform): New.
4378 * graphite-poly.h (graphite_legal_transform): Declared.
4379 * graphite-sese-to-poly.c (build_poly_scop): Call to
4380 graphite_legal_transform is disabled for the moment.
4381
43822009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4383
4384 * graphite-poly.h (pbb_nb_scattering_dims): New.
4385 (pbb_nb_scattering): Use it.
4386
43872009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4388
4389 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
4390 Pointset_Powerset version of ppl_insert_dimensions.
4391 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
4392
43932009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4394
4395 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
4396
43972009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4398
4399 * graphite-poly.h: Fix comment.
4400
44012009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4402
4403 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
4404
44052009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
4406
4407 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
4408 statements.
4409
44102009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
4411
4412 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
4413 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
4414 conditions.
4415
44162009-04-20 Sebastian Pop <sebastian.pop@amd.com>
4417
4418 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
4419 handle EQ_EXPR and NE_EXPR.
4420
44212009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
4422
4423 * graphite-poly.h (poly_dr): Fix comment.
4424
44252009-04-09 Sebastian Pop <sebastian.pop@amd.com>
4426 Tobias Grosser <grosser@fim.uni-passau.de>
4427
4428 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
4429 with a zero dimension polyhedron.
4430 (find_scop_parameters): Move the call to scop_set_nb_params here.
4431 (build_loop_iteration_domains): Store in loop->aux the iteration
4432 domain polyhedron.
4433 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
4434 by any loop in scop.
4435 (build_poly_scop): Do not call scop_set_nb_params.
4436
44372009-04-09 Sebastian Pop <sebastian.pop@amd.com>
4438 Tobias Grosser <grosser@fim.uni-passau.de>
4439
4440 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
4441 add_condition_to_domain not GT_EXPR.
4442
44432009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
4444
4445 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
4446 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
4447 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
4448 upper_bound_assign to calculate unions.
45489e99 4449 * gcc.dg/graphite/id-6.c: New.
2abae5f1
SP		 4450
44512009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
4452
4453 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
4454 handle abnormal edges.
4455
44562009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
4457
4458 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
4459 (free_poly_bb): Also free poly_drs.
4460 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
4461 (poly_dr): Polyhedron to Pointset_Powerset.
4462 (pdr_accessp_nb_subscripts): Same.
4463 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
4464 poly_drs.
4465
44662009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4467
4468 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
4469 names into more meaningful names.
4470
44712009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4472
45489e99
SP		 4473 * gfortran.dg/graphite/interchange-1.c: New.
4474 * gfortran.dg/graphite/interchange-2.c: New.
2abae5f1
SP		 4475
44762009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4477
4478 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
4479 the reduction_list.
4480 * tree-parloops.c (rewrite_phi_with_iv): New.
4481 (rewrite_all_phi_nodes_with_iv): New.
4482 (canonicalize_loop_ivs): Call them.
4483
44842009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4485
4486 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
4487 graphite_find_data_references_in_stmt.
4488 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4489 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4490
44912009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4492
4493 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
4494
44952009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4496
4497 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
4498 instead of bb_in_region.
4499 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
4500 (build_sese_conditions): Use flag_bb_in_sese.
4501 * sese.c (register_bb_in_sese): Removed.
4502 (new_sese): Remove initialization of SESE_REGION_BBS.
4503 (free_sese): Do not free SESE_REGION_BBS.
4504 * sese.h (struct sese): Remove field region_basic_blocks.
4505 (SESE_REGION_BBS): Removed.
4506 (bb_in_sese_p): Implement in function of bb_in_region.
4507
45082009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4509
4510 * graphite-scop-detection.c (limit_scops): Deal only with single exit
4511 loops.
4512
45132009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
4514
4515 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
4516 and EQ_EXPR.
4517 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
4518 (add_condition_to_domain): New.
4519 (add_condition_to_pbb): New.
4520 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
45489e99 4521 * gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2abae5f1
SP		 4522
45232009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
4524
4525 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
4526 ppl_Pointset_Powerset.
4527 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
4528 * graphite-poly.h (poly_bb): poly_bb.domain Same.
4529 (pbb_nb_loops): Same.
4530 * graphite-sese-to-poly.c (build_loop_iteration_domains,
4531 add_conditions_to_domain): Same.
4532 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
4533 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
4534 ppl_const_Polyhedron_t.
4535 (ppl_print_powerset_matrix): New.
4536 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
4537 ppl_print_powerset_matrix): New.
4538 (ppl_print_polyhedron_matrix): Updated.
4539
45402009-04-07 Sebastian Pop <sebastian.pop@amd.com>
4541
4542 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
4543
45442009-04-07 Sebastian Pop <sebastian.pop@amd.com>
4545
4546 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
4547 (print_iteration_domains, debug_iteration_domain,
4548 debug_iteration_domains): New.
4549 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
4550 debug_iteration_domains): Declared.
4551 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
4552 indenting.
4553
45542009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
4555 Sebastian Pop <sebastian.pop@amd.com>
4556
4557 * graphite-poly.h (print_iteration_domain): New.
4558 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
4559 (build_sese_conditions_1, build_sese_conditions_after,
4560 build_sese_conditions_before): New.
4561 (build_sese_conditions): Rewritten.
4562
45632009-04-03 Sebastian Pop <sebastian.pop@amd.com>
4564 Tobias Grosser <grosser@fim.uni-passau.de>
4565
4566 Cleanup of code generation liveouts.
4567 * graphite-clast-to-gimple.c (translate_clast): Use a single
4568 rename_map instead of one per translated statement.
4569 Do not use SESE_LIVEOUT_RENAMES.
4570 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
4571 (gloog): Do not use SESE_LIVEOUT_RENAMES.
4572 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
4573 phi node of a reduction: when a loop contains a reduction used outside
4574 the loop, there should be a scalar close phi node on the exit block.
4575 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
4576 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
4577 (free_sese): Do not free them.
4578 (sese_build_liveouts_use): Do not use them.
4579 (sese_build_liveouts_bb): Same.
4580 (sese_build_liveouts): Same.
4581 (sese_insert_phis_for_liveouts): Same.
4582 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
4583 (defined_in_loop_p): New.
4584 (alive_after_loop): New.
4585 (close_phi_not_yet_inserted_p): New.
4586 (struct alep, alep_p): New.
4587 (add_loop_exit_phis): Remove from the rename_map all the names defined
4588 in the code generated loop.
4589 (insert_loop_close_phis): Traverse the rename_map passed to it.
4590 Don't use SESE_LIVEOUT_RENAMES.
4591 (default_liveout_before_guard): Renamed default_before_guard.
4592 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
4593 (graphite_copy_stmts_from_block): Do not directly call set_rename.
4594 (register_sese_liveout_renames): Removed.
4595 (copy_bb_and_scalar_dependences): Do not call it.
4596 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
4597 reduction_list.
4598 (SESE_LIVEOUT): Removed.
4599 (SESE_LIVEOUT_RENAMES): Removed.
4600 (SESE_REDUCTION_LIST): Removed.
4601 (sese_build_liveouts): Removed.
4602 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
4603 (insert_loop_close_phis): Pass a htab_t instead of a sese.
4604 (insert_guard_phis): Same.
4605 (rename_map_elt): Declare a VEC of them.
4606 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
4607 trees not pointers to trees.
4608
4609 Rewrite in canonical close SSA form:
4610 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
4611 (limit_scops): Close the scop after the block containing the close phi
4612 nodes.
4613 (canonicalize_loop_closed_ssa): New.
4614 (canonicalize_loop_closed_ssa_form): New.
4615 (build_scops): Call canonicalize_loop_closed_ssa_form.
4616
4617 * graphite-sese-to-poly.c: Fix typos.
4618
46192009-04-03 Sebastian Pop <sebastian.pop@amd.com>
4620
4621 * graphite-poly.c (print_scattering_function, print_pbb_domain):
4622 Extended.
4623 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
4624 (print_pbb): Add conditions.
4625
46262009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
4627 Sebastian Pop <sebastian.pop@amd.com>
4628
4629 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
4630 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
4631 (build_scop_bbs_1): New.
4632 (build_scop_bbs): Rewrite.
4633 * sese.h (bb_in_region): New.
4634
46352009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
4636
4637 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
4638 poly_drs vector.
4639 (print_scop): Style.
4640 * graphite-poly.h (poly_bb): Add drs vector.
4641 (PBB_DRS): Add accessor.
4642 * graphite-sese-to-poly.c (build_poly_dr): New.
4643 (build_pbb_drs, build_scop_drs): New.
4644 (build_poly_scop): call build_scop_drs (Disabled at the moment).
4645
46462009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
4647
4648 * tree-ssa-loop.c: Include forgotten toplev.h
4649
46502009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
4651
4652 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
45489e99
SP		 4653 * gcc.dg/graphite/pr37883.c: Remove -floop-*
4654 * gcc.dg/graphite/pr37928.c: Same
4655 * gcc.dg/graphite/pr38409.c: Same
4656 * gcc.dg/graphite/pr38498.c: Same
4657 * gcc.dg/graphite/pr38559.c: Same
4658 * gcc.dg/graphite/pr39335.c: Same
4659 * gcc.dg/graphite/pr39335_1.c: Same
4660 * gfortran.dg/graphite/block-2.f: Same
2abae5f1
SP		 4661 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
4662 with -floop-*.
4663
46642009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
4665
4666 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
4667 build_access_matrix, build_scop_data_accesses): Remove access function
4668 building. (We get a new version soon).
4669 (build_bb_loops, scan_tree_for_params_right_scev): Update.
4670 * sese.h (nb_loops_around_loop_in_sese): Remove.
4671 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
4672
46732009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
4674 Sebastian Pop <sebastian.pop@amd.com>
4675
4676 * graphite-scop-detection.c (struct scopdet_info): Rename last
4677 field to exit.
4678 (scopdet_basic_block_info, build_scops_1): Don't use
4679 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
4680
46812009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
4682 Sebastian Pop <sebastian.pop@amd.com>
4683
4684 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
4685 * sese.c (sese_build_liveouts_use): Renamed from
4686 sese_build_livein_liveouts_use. Remove liveins.
4687 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
4688 Call sese_build_liveouts_use.
4689 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
4690 Call sese_build_liveouts_bb.
4691 (new_sese, free_sese): Remove liveins.
4692 (sese_add_exit_phis_var): Deleted.
4693 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
4694 directly.
4695 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
4696
4697 * sese.h (sese): Remove num_ver and livein.
4698 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
4699
47002009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
4701
4702 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
4703
47042009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
4705
4706 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
4707 (build_scop_scattering): Do not use compare_prefix_loops any more.
4708 (nb_common_loops): New.
4709
47102009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4711
4712 * sese.c (get_new_name_from_old_name): Renamed get_rename.
4713 (register_old_and_new_names): Renamed set_rename.
4714
47152009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4716
4717 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
4718 of the decl from the previous commit.
4719
47202009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4721
4722 * graphite-scop-detection.c (dot_scop): New.
4723 * graphite-scop-detection.h (dot_scop): Declared.
4724
47252009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4726
4727 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
4728
47292009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4730
4731 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
4732 condition at the end of the loop.
4733 * graphite.c (graphite_initialize, graphite_finalize): Print to
4734 dump_file the compiled function.
4735 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
4736 of create_empty_loop_on_edge.
4737 (translate_clast): Update the code generation of loops for the new
4738 shape of loops.
4739 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
4740
47412009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4742
4743 Reverted the patch from 2009-03-19.
4744
47452009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
4746
4747 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
4748 poly_drs vector.
4749 (print_scop): Style.
4750 * graphite-poly.h (poly_bb): Add drs vector.
4751 (PBB_DRS): Add accessor.
4752 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
4753 (build_access_matrix_with_af, build_access_matrix,
4754 build_scop_data_accesses): Delete.
4755 (build_poly_dr): New.
4756 (build_pbb_drs, build_scop_drs): New.
4757 (build_poly_scop): call build_scop_drs.
4758
47592009-03-13 Sebastian Pop <sebastian.pop@amd.com>
4760
4761 * graphite-scop-detection.c (dot_all_scops_1): Close the table
4762 once per basic block.
4763
47642009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
4765
4766 * graphite-scop-detection.c (graphite_can_represent_scev): New.
4767 (graphite_can_represent_expr): Renamed from loop_affine_expr
4768 and enhanced.
4769 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
4770 (graphite_cannot_represent_loop): Add scop_entry to parameters.
4771 (scopdet_basic_block_info): Actually define entry_block.
4772 (stmt_simple_memref_p): Moved here from ...
4773
4774 * tree-data-ref.c (stmt_simple_memref_p): here.
4775 * tree-data-ref.h (stmt_simple_memref_p): Removed.
4776
47772009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
4778
45489e99 4779 * gcc.dg/graphite/id-4.c: New.
2abae5f1
SP		 4780
47812009-03-12 Sebastian Pop <sebastian.pop@amd.com>
4782
4783 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
4784 (register_old_and_new_names): Update the content of the map.
4785 When there was already a rename_map_elt in the map at that
4786 location, free it.
4787 (copy_bb_and_scalar_dependences): Do rename_variables after
4788 expand_scalar_variables.
4789 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4790 of the map. When there was already a rename_map_elt in the
4791 map at that location, free it.
4792 (translate_clast): Pass the rename_map. Do not initialize and free
4793 a rename_map per stmt_user.
4794 (gloog): Initialize and free one rename_map and pass it to
4795 translate_clast.
4796
47972009-03-12 Sebastian Pop <sebastian.pop@amd.com>
4798
4799 * sese.c (expand_scalar_variables_stmt,
4800 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
4801 parameter.
4802 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
4803 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
4804 the gimple_stmt_iterator of the statement to be expanded.
4805 * graphite-scop-detection.c (is_simple_operand): Do handle
4806 REALPART_EXPR.
4807
48082009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4809
4810 * graphite-scop-detection.c (is_simple_operand): Do not handle
4811 REALPART_EXPR.
45489e99 4812 * gcc.dg/graphite/id-2.c: New.
2abae5f1
SP		 4813
4814 * graphite-sese-to-poly.c (build_bb_loops,
4815 add_value_to_dim, scan_tree_for_params_right_scev,
4816 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
4817 find_params_in_bb, build_loop_iteration_domains,
4818 add_conditions_to_domain): Remove subtract.
4819
48202009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4821
4822 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
4823 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
4824 pbb_loop_at_index -> gbb_loop_at_index.
4825 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
4826 (debug_loop_vec): Delete.
4827 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
4828 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
4829 (PBB_LOOPS): Removed.
4830 (PBB_BLACK_BOX): Insert cast.
4831 (pbb_set_black_box): New setter.
4832 (pbb_loop_at_index, pbb_loop_index): Removed.
4833 (scop_set_region, scop_set_nb_params): New.
4834 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
4835 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
4836 (build_poly_scop): Use scop_set_nb_params.
4837 * sese.h (gimple_bb): Add LOOPS.
4838 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
4839
48402009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4841
4842 Revert previous commit.
4843
48442009-03-11 Sebastian Pop <sebastian.pop@amd.com>
4845
4846 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
4847 (register_old_and_new_names): Update the content of the map.
4848 When there was already a rename_map_elt in the map at that
4849 location, free it.
4850 (copy_bb_and_scalar_dependences): Do rename_variables after
4851 expand_scalar_variables.
4852 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4853 of the map. When there was already a rename_map_elt in the
4854 map at that location, free it.
4855 (translate_clast): Pass the rename_map. Do not initialize and free
4856 a rename_map per stmt_user.
4857 (gloog): Initialize and free one rename_map and pass it to
4858 translate_clast.
4859
48602009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4861
4862 Remove forgotten line in revert.
4863
48642009-03-11 Sebastian Pop <sebastian.pop@amd.com>
4865
4866 Revert previous commit.
4867
48682009-03-10 Sebastian Pop <sebastian.pop@amd.com>
4869
4870 * sese.c (register_old_and_new_names): Update the content
4871 of the map. When there was already a rename_map_elt in the
4872 map at that location, free it.
4873 (copy_bb_and_scalar_dependences): Do rename_variables after
4874 expand_scalar_variables.
4875 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4876 of the map. When there was already a rename_map_elt in the
4877 map at that location, free it.
4878 (translate_clast): Pass the rename_map. Do not initialize and free
4879 a rename_map per stmt_user.
4880 (gloog): Initialize and free one rename_map and pass it to
4881 translate_clast.
4882
48832009-03-10 Sebastian Pop <sebastian.pop@amd.com>
4884
4885 * graphite-clast-to-gimple.c (translate_clast): context_loop
4886 is never NULL.
4887
48882009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
4889 Sebastian Pop <sebastian.pop@amd.com>
4890
4891 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
4892 of the use of ppl_Polyhedron_map_space_dimensions.
4893
48942009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
4895 Sebastian Pop <sebastian.pop@amd.com>
4896
4897 * graphite-poly.c (unify_scattering_dimensions): Fix types.
4898 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
4899 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
4900 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
4901 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
4902 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
4903 pbb_nb_params): New.
4904 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
4905 nb_loops_around_pbb): Adapt return types.
4906
49072009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
4908
4909 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
4910 graphite-clast-to-gimple.o, graphite-data-ref.o,
4911 graphite-scop-detection.o, graphite-poly.o): Add
4912 more headers.
4913
49142009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
4915
4916 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
4917 graphite-clast-to-gimple.o, graphite-data-ref.o,
4918 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
4919
49202009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
4921
45489e99
SP		 4922 * gcc.dg/graphite/pr37485.c: Remove -floop-block
4923 * gcc.dg/graphite/pr37828.c: Same.
4924 * gcc.dg/graphite/pr37684.c: Same.
4925 * gcc.dg/graphite/block-0.c: Same.
4926 * gcc.dg/graphite/block-1.c: Same.
4927 * gcc.dg/graphite/block-2.c: Same.
4928 * gcc.dg/graphite/block-3.c: Same.
4929 * gcc.dg/graphite/block-4.c: Same.
4930 * gcc.dg/graphite/block-5.c: Same.
4931 * gcc.dg/graphite/block-6.c: Same.
4932 * gfortran.dg/graphite/pr38083.f90: Same.
4933 * gfortran.dg/graphite/block-1.f90: Same.
4934 * gfortran.dg/graphite/block-3.f90: Same.
4935 * gfortran.dg/graphite/pr37852.f90: Same.
4936 * gfortran.dg/graphite/block-4.f90: Same.
4937 * gfortran.dg/graphite/pr37980.f90: Same.
4938 * gfortran.dg/graphite/pr38953.f90: Same.
4939 * gfortran.dg/graphite/pr37857.f90: Same.
2abae5f1
SP		 4940 * opts.c: Remove -floop-block from -O2.
4941 * graphite-poly.c: Fail if -floop-block -floop-interchange or
4942 -floop-strip-mine are used.
4943
49442009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
4945 Sebastian Pop <sebastian.pop@amd.com>
4946
4947 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
4948 dimensions.
4949 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
4950 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
4951 strip_mine_profitable_p, is_interchange_valid,
4952 graphite_trans_bb_block, graphite_trans_loop_block,
4953 graphite_trans_scop_block): Temporary removed.
4954 (extend_scattering, unify_scattering_dimensions): New.
4955 (print_scattering_function, graphite_read_transforms):
4956 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
4957 (graphite_generate_scattering_fns): Removed.
4958 (apply_poly_transforms): Cleanup.
4959 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
4960 (schedule_to_scattering): Moved.
4961 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
4962 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
4963 (pbb_nb_scattering): New.
4964 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
4965 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
4966 Removed.
4967 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
4968 shift_poly.
4969 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
4970 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
4971 -> PBB_TRANSFORMED_SCATTERING.
4972 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
4973 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
4974 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
4975 (check_poly_representation): Do not return bool.
4976 (graphite_transform_loops): Reformat.
4977 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
4978
49792009-03-04 Sebastian Pop <sebastian.pop@amd.com>
4980
4981 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
4982 debug_pbb_domain, debug_pbb, debug_scop): New.
4983 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
4984 debug_pbb_domain, debug_pbb, debug_scop): Declared.
4985
49862009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4987
4988 PR middle-end/39335
4989 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4990 when the type precision of the induction variable should be
4991 larger than the type precision of nit.
4992 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4993 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
4994 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4995
45489e99
SP		 4996 * gcc.dg/graphite/pr39335_1.c: New.
4997 * gcc.dg/graphite/pr39335.c: New.
2abae5f1
SP		 4998
49992009-03-02 Sebastian Pop <sebastian.pop@amd.com>
5000
5001 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
5002 SSA_NAMES not struct reduction_info.
5003
50042009-03-02 Sebastian Pop <sebastian.pop@amd.com>
5005
5006 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
5007
50082009-02-27 Sebastian Pop <sebastian.pop@amd.com>
5009 Tobias Grosser <grosser@fim.uni-passau.de>
5010
5011 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
5012 (free_sese): Free SESE_REDUCTION_LIST.
5013 * sese.h (struct sese): Add field reduction_list.
5014 (SESE_REDUCTION_LIST): New.
5015 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
5016 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
5017
50182009-02-27 Sebastian Pop <sebastian.pop@amd.com>
5019 Tobias Grosser <grosser@fim.uni-passau.de>
5020
5021 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
5022 of loop_p.
5023
50242009-02-27 Sebastian Pop <sebastian.pop@amd.com>
5025 Tobias Grosser <grosser@fim.uni-passau.de>
5026
5027 * tree-parloops.c (struct brli, build_reduction_list_info,
5028 analyze_reduction_list, gather_scalar_reductions): New.
5029 (loop_parallel_p): Build a reduction list containing only
5030 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
5031 (gen_parallel_loop): Call the analysis analyze_reduction_list.
5032 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
5033 * tree-flow.h (gather_scalar_reductions): Declared.
5034
50352009-02-26 Sebastian Pop <sebastian.pop@amd.com>
5036
5037 PR middle-end/39308
5038 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
5039 number_of_iterations_exit from a gcc_assert.
5040
50412009-02-25 Sebastian Pop <sebastian.pop@amd.com>
5042 Jan Sjodin <jan.sjodin@amd.com>
5043
5044 * output.h (graphite_out_file, graphite_in_file): Declared.
5045 * toplev.c (graphite_out_file, graphite_in_file): New.
5046 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
5047 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
5048 Don't call schedule_to_scattering.
5049 * common.opt (fgraphite-write, fgraphite-read): New.
5050 * graphite-poly.c: Include output.h.
5051 (print_scattering_function, print_scattering_functions,
5052 debug_scattering_function, debug_scattering_functions,
5053 graphite_write_transforms, graphite_read_transforms,
5054 graphite_generate_scattering_fns): New.
5055 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
5056 Call graphite_generate_scattering_fns, graphite_write_transforms,
5057 graphite_read_transforms.
5058 (new_poly_bb): Initialize PBB_SCATTERING.
5059 (free_poly_bb): Free PBB_SCATTERING.
5060 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
5061 * graphite-poly.h (struct poly_bb): Add field scattering.
5062 (PBB_SCATTERING): New.
5063 (print_scattering_function, print_scattering_functions,
5064 debug_scattering_function, debug_scattering_functions): Declared.
5065 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
5066 GMP values, not integers!
5067 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
5068 ppl_read_polyhedron_matrix): New.
5069 * graphite-ppl.h (ppl_print_polyhedron_matrix,
5070 debug_ppl_polyhedron_matrix,
5071 ppl_read_polyhedron_matrix): Declared.
5072 * Makefile.in (graphite-poly.o): Depends on output.h.
5073
50742009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5075 Tobias Grosser <grosser@fim.uni-passau.de>
5076
5077 Revert this change:
5078 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
5079 scalar evolutions in the scop_entry->loop_father.
5080
50812009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5082 Tobias Grosser <grosser@fim.uni-passau.de>
5083
5084 * graphite.h (ref_nb_loops): Remove declaration.
5085 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
5086 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
5087 debug_gbb): Moved to sese.h.
5088 * sese.h: As said.
5089
50902009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5091 Tobias Grosser <grosser@fim.uni-passau.de>
5092
5093 * graphite-data-ref.[ch]: Disable.
5094
50952009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5096 Tobias Grosser <grosser@fim.uni-passau.de>
5097
5098 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
5099 scalar evolutions in the scop_entry->loop_father.
5100
51012009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5102
5103 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
5104 (graphite_cannot_represent_loop_niter): Renamed
5105 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
5106 (limit_scops): build_sese_loop_nests does not return a bool.
5107 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
5108 * sese.c (nb_reductions_in_loop): ... from here.
5109 (graphite_loop_normal_form): ... from here.
5110 (sese_record_loop): Does not fail, so does not return a bool.
5111 (build_sese_loop_nests): Same.
5112 * sese.h (build_sese_loop_nests): Update declaration.
5113 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
5114 (build_graphite_loop_normal_form): New.
5115 (gloog): Call build_graphite_loop_normal_form.
5116 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
5117 build_sese_loop_nests.
5118
45489e99 5119 * gcc.dg/graphite/id-1.c: New.
2abae5f1
SP		 5120
51212009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5122 Tobias Grosser <grosser@fim.uni-passau.de>
5123
5124 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
5125 The SCoP detection fix is sufficient.
5126
51272009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5128
5129 PR tree-optimization/39260
5130 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
5131 the basic block contains a condition with a real type.
5132 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
5133
5134 * gcc.dg/graphite/pr39260.c: New.
5135
51362009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5137
5138 * graphite-poly.c: Inlcude params.h.
5139 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
5140 the size of a tile.
5141 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
5142 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
5143
51442009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5145 Tobias Grosser <grosser@fim.uni-passau.de>
5146
5147 * graphite-scop-detection.c (dot_all_scops_1,
5148 dot_all_scops): Moved here.
5149 * graphite-scop-detection.h (dot_all_scops): Declared here.
5150 * graphite.c (graphite_initialize, graphite_finalize): New.
5151 (graphite_transform_loops): Cleaned up.
5152 * sese.c (debug_oldivs): Moved here.
5153 * graphite-poly.c (graphite_apply_transformations): Renamed
5154 apply_poly_transforms.
5155 (debug_loop_vec): Moved here.
5156 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
5157 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
5158 find_scop_parameters, build_scop_iteration_domain,
5159 add_conditions_to_constraints, build_scop_canonical_schedules,
5160 build_scop_data_accesses): Now static.
5161 (build_poly_scop, check_poly_representation): New.
5162
51632009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5164
5165 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
5166 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
5167 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
5168 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
5169 scan_tree_for_params_right_scev, scan_tree_for_params_int,
5170 scan_tree_for_params, struct irp_data, dx_record_params,
5171 find_params_in_bb, find_scop_parameters, gbb_from_bb,
5172 build_loop_iteration_domains, add_conditions_to_domain,
5173 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
5174 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
5175 build_sese_conditions, add_conditions_to_constraints,
5176 build_scop_iteration_domain, build_access_matrix_with_af,
5177 build_access_matrix,
5178 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
5179
5180 * graphite-sese-to-poly.c: New.
5181 * graphite-sese-to-poly.h: New.
5182
5183 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
5184
51852009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5186
5187 * graphite.c: Split graphite code generation to a new file.
5188 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
5189 max_precision_type, clast_to_gcc_expression_red,
5190 clast_to_gcc_expression, gcc_type_for_clast_expr,
5191 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
5192 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
5193 graphite_create_new_guard, clast_get_body_of_loop,
5194 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
5195 graphite_create_new_loop, build_iv_mapping, copy_renames,
5196 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
5197 compute_cloog_iv_types, free_scattering, save_var_name,
5198 initialize_cloog_names, build_scop_context, build_cloog_prog,
5199 set_cloog_options, debug_clast_stmt, scop_to_clast,
5200 print_generated_program, debug_generated_program,
5201 gloog): Moved to graphite-clast-to-gimple.c.
5202
5203 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
5204
5205 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
5206 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
5207 loop_iv_stack_pop, loop_iv_stack_get_iv,
5208 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
5209 free_loop_iv_stack, loop_iv_stack_remove_constants,
5210 debug_rename_elt, debug_rename_map_1, debug_rename_map,
5211 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
5212 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
5213 eq_ivtype_map_elts, sese_add_exit_phis_edge,
5214 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
5215 get_vdef_before_sese, sese_adjust_vphi,
5216 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
5217 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
5218 is_iv, expand_scalar_variables_ssa_name,
5219 expand_scalar_variables_expr, expand_scalar_variables_stmt,
5220 expand_scalar_variables, rename_variables, remove_condition,
5221 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
5222 add_loop_exit_phis, insert_loop_close_phis, struct igp,
5223 default_liveout_before_guard, add_guard_exit_phis,
5224 insert_guard_phis, register_old_and_new_names,
5225 graphite_copy_stmts_from_block, register_sese_liveout_renames,
5226 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
5227 if_region_set_false_region, create_if_region_on_edge,
5228 move_sese_in_condition): Moved to sese.c.
5229
5230 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
5231 if_region_exit, if_region_get_condition_block,
5232 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
5233 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
5234 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
5235 ivtype_map_elt, new_ivtype_map_elt,
5236 recompute_all_dominators): Moved to sese.h.
5237
5238 * graphite-clast-to-gimple.c: New.
5239 * graphite-clast-to-gimple.h: New.
5240 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
5241 * sese.c: Modified as said above.
5242 * sese.h: Same.
5243
52442009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5245
5246 * graphite.c: Split scop detection to a new file.
5247 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
5248 move_sd_regions, loop_affine_expr, exclude_component_ref,
5249 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
5250 graphite_cannot_represent_loop_niter, struct scopdet_info,
5251 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
5252 find_single_entry_edge, find_single_exit_edge,
5253 create_single_entry_edge, sd_region_without_exit,
5254 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
5255 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
5256 Moved to graphite-scop-detection.c.
5257
5258 * graphite-scop-detection.c: New.
5259 * graphite-scop-detection.h: New.
5260 * Makefile.in: Add new rule for graphite-scop-detection.o.
5261
5262 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
5263 tree-scalar-evolution.h.
5264 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
5265 build_sese_loop_nests): Moved here from graphite.c.
5266 (param_index): Renamed parameter_index_in_region.
5267
52682009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
5269 Sebastian Pop <sebastian.pop@amd.com>
5270
5271 * gcc.dg/graphite/block-0.c: Expected to fail now.
5272 * gcc.dg/graphite/block-1.c: Same.
5273 * gcc.dg/graphite/block-5.c: Same.
5274 * gcc.dg/graphite/block-6.c: Same.
5275
52762009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
5277 Sebastian Pop <sebastian.pop@amd.com>
5278
5279 * graphite.h: Separate from graphite_bb_p the polyhedral
5280 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
5281 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
5282 graphite-data-ref.h.
5283 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
5284 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
5285 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
5286 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
5287 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
5288 scop_nb_params): Moved to graphite-poly.h.
5289 * graphite-data-ref.c: Same.
5290 * graphite-data-ref.h: New.
5291 * graphite.c: Same.
5292 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
5293 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
5294 is_interchange_valid, graphite_trans_bb_block,
5295 graphite_trans_loop_block, scop_max_loop_depth,
5296 graphite_trans_scop_block, graphite_apply_transformations,
5297 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
5298 graphite-poly.c.
5299 * graphite-poly.h: New.
5300 * graphite-poly.c: New.
5301 * Makefile.in (OBJS-common): Add graphite-poly.o.
5302 (graphite-poly.o): New rule.
5303 * tree-data-ref.h (struct data_reference): Remove unused scop field.
5304 (DR_SCOP): Removed.
5305
53062009-02-18 Sebastian Pop <sebastian.pop@amd.com>
5307 Tobias Grosser <grosser@fim.uni-passau.de>
5308
5309 * graphite.c: Replace gb -> gbb.
5310 * graphite.h: Same.
5311 * graphite-data-ref.c: Same.
5312
53132009-02-18 Sebastian Pop <sebastian.pop@amd.com>
5314 Tobias Grosser <grosser@fim.uni-passau.de>
5315
5316 * Makefile.in (OBJS-commmon): Add sese.o.
5317 (sese.o): New.
5318 (graphite.o): Add sese.h.
5319 * graphite.c (bb_in_ss_p, loop_in_sese_p,
5320 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
5321 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
5322 Move to sese.
5323 (block_before_scop): Add missing return.
5324 (new_scop, free_scop): Remove SESE data structures.
5325 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
5326 find_scop_parameters, build_loop_iteration_domains,
5327 add_conditions_to_domain, register_scop_liveout_renames,
5328 copy_bb_and_scalar_dependences): Scop -> SESE.
5329
5330 (add_conditions_to_domain): SCoP -> SESE and remove check
5331 (scop_contains_non_iv_scalar_phi_nodes): New.
5332 (build_scop_conditions_1, build_scop_conditions): Remove check for
5333 non iv scalar phi nodes.
5334 (print_scop_statistics): New.
5335 (graphite_transform_loops): Cleanup.
5336
5337 * graphite.h: Move to sese & cleanup.
5338 * sese.c: New.
5339 * sese.h: New.
5340
53412009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5342 Tobias Grosser <grosser@fim.uni-passau.de>
5343
5344 * graphite.c (build_scop_conditions_1): Conditions are only
5345 at the end of a basic block.
5346
53472009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5348 Tobias Grosser <grosser@fim.uni-passau>
5349
5350 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
5351 field.
5352 (GBB_ALPHA): Removed.
5353
53542009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5355 Tobias Grosser <grosser@fim.uni-passau.de>
5356
5357 * graphite-data-ref.c (graphite_test_dependence): Don't use
5358 GBB_DYNAMIC_SCHEDULE.
5359 * graphite.c (new_graphite_bb): Same.
5360 (free_graphite_bb): Same.
5361 (build_scop_dynamic_schedules): Removed.
5362 (graphite_transform_loops): Don't call it.
5363 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
5364 (GBB_DYNAMIC_SCHEDULE): Removed.
5365
53662009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5367 Tobias Grosser <grosser@fim.uni-passau.de>
5368
5369 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
5370 (print_graphite_bb): Same.
5371 (build_cloog_prog): Same.
5372
53732009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5374 Tobias Grosser <grosser@fim.uni-passau.de>
5375
5376 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
5377
53782009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5379 Tobias Grosser <grosser@fim.uni-passau.de>
5380
5381 * graphite.c (build_scop_context): Don't use CloogMatrix.
5382 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
5383 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
5384
53852009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5386 Tobias Grosser <grosser@fim.uni-passau.de>
5387
5388 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
5389 liveout_renames, add_params fields...
5390 (struct sese): ... here.
5391 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
5392 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
5393
53942009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5395 Tobias Grosser <grosser@fim.uni-passau.de>
5396
5397 * graphite.c (print_scop): Do not print the CLooG program.
5398 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
5399 build_cloog_prog, gloog): Don't use SCOP_PROG.
5400 (find_transform): Renamed scop_to_clast.
5401 (print_generated_program, debug_generated_program): New.
5402 (graphite_transform_loops): Adapt to new interface.
5403 * graphite.h (struct scop): Remove program field.
5404 (SCOP_PROG): Removed.
5405 (print_generated_program, debug_generated_program): Declared.
5406
54072009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5408
5409 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
5410 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
5411 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
5412 free_graphite_bb, build_scop_canonical_schedules,
5413 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
5414 schedules are now represented using a ppl_Linear_Expression_t.
5415 * graphite.h (struct graphite_bb): Same.
5416 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
5417 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
5418
54192009-02-15 Sebastian Pop <sebastian.pop@amd.com>
5420
5421 * graphite.c: Free local memory.
5422 * graphite-ppl.c: Same.
5423
54242009-02-15 Sebastian Pop <sebastian.pop@amd.com>
5425
5426 * graphite.c (const_column_index, get_first_matching_sign_row_index,
5427 get_lower_bound_row, get_upper_bound_row, copy_constraint,
5428 swap_constraint_variables, scale_constraint_variable): Removed.
5429 (graphite_trans_bb_strip_mine): Remove pong.
5430 * graphite-ppl.c: Include missing header files.
5431 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
5432 * graphite-ppl.h (ppl_strip_loop): Declared.
5433 * Makefile.in (graphite-ppl.o): Adjust dependences.
5434
54352009-02-14 Sebastian Pop <sebastian.pop@amd.com>
5436
5437 * graphite.c (build_loop_iteration_domains): Remove ping pong.
5438 (build_scop_iteration_domain): Same.
5439
54402009-02-13 Sebastian Pop <sebastian.pop@amd.com>
5441
5442 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
5443 ping pong.
5444 (add_value_to_dim, scan_tree_for_params_right_scev,
5445 scan_tree_for_params_int): New.
5446 * graphite-ppl.c (oppose_constraint): New.
5447 (insert_constraint_into_matrix): Implement missing cases.
5448 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
5449
54502009-02-13 Sebastian Pop <sebastian.pop@amd.com>
5451
5452 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
5453 use ppl_move_dimension.
5454
54552009-02-12 Sebastian Pop <sebastian.pop@amd.com>
5456
5457 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
5458 * graphite.c: Same.
5459 * graphite.h: Same.
5460 * graphite-ppl.c: Same.
5461 * graphite-ppl.h: Same.
5462
54632009-02-12 Sebastian Pop <sebastian.pop@amd.com>
5464
5465 Revert last 3 commits.
5466
54672009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5468
5469 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
5470 ping pong.
5471 (add_value_to_dim, scan_tree_for_params_right_scev,
5472 scan_tree_for_params_int): New.
5473 * graphite-ppl.c (oppose_constraint): New.
5474 (insert_constraint_into_matrix): Implement missing cases.
5475 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
5476
54772009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5478
5479 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
5480
54812009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5482 Tobias Grosser <grosser@fim.uni-passau.de>
5483
5484 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
5485 use ppl_move_dimension.
5486 * graphite-ppl.c (ppl_move_dimension): New.
5487 * graphite-ppl.h (ppl_move_dimension): Declared.
5488
54892009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5490
5491 * graphite.c: Do not include cloog/cloog.h.
5492 (print_graphite_bb): Remove ping pong, call PPL print function.
5493
54942009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
5495
5496 * Makefile.in (OBJS-common): Add graphite-ppl.o.
5497 (graphite.o): Add dependence on graphite-ppl.h.
5498 (graphite-ppl.o): New.
5499 (graphite-data-ref.c): Ping pong between PPL data structures
5500 and matrices.
5501 * graphite-ppl.c: New.
5502 * graphite-ppl.h: New.
5503 * graphite.c: Include graphite-ppl.h.
5504 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
5505 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
5506 Ping pong between PPL data structures and matrices.
5507 (new_graphite_bb): Create a PPL constraint system.
5508 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
5509 (build_loop_iteration_domains): Use PPL functions.
5510 * graphite.h: Include graphite-ppl.h. Fix comments.
5511 (graphite_bb): Use a ppl_Constraint_System_t instead of
5512 CloogMatrix for representing the domain.
5513 (scop): Remove static_schedule.
5514 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
5515
55162009-02-06 Sebastian Pop <sebastian.pop@amd.com>
5517
5518 * graphite.c: Fix some comments.
5519
55202009-02-05 Sebastian Pop <sebastian.pop@amd.com>
5521
5522 PR middle-end/38953
5523 * graphite.c (if_region_set_false_region): After moving a region
5524 in the false branch of a condition, remove the empty dummy
5525 basic block.
5526 (gloog): Remove wrong fix for PR38953.
5527
55282009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
5529
5530 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5531 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5532 register_bb_in_sese, new_sese, free_sese): Moved.
5533 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5534 outermost_loop_in_scop, build_scop_iteration_domain,
5535 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5536 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5537 Use loop_in_sese_p instead of loop_in_scop_p.
5538 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
5539 (free_scop): Do not free SCOP_BBS_B.
5540 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
5541 ref_nb_loops): Moved here...
5542 * graphite.h (ref_nb_loops): ... from here.
5543 (struct scop): Remove bbs_b bitmap.
5544 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
45489e99 5545 * gcc.dg/graphite/scop-19.c: New
2abae5f1
SP		 5546
55472009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
5548
5549 * graphite.c (scopdet_basic_block_info): Fix bug in scop
5550 detection.
5551
55522009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
5553
5554 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5555 eq_loop_to_cloog_loop): Remove.
5556 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
5557 * graphite.h (struct scop): Remove loop2cloog_loop.
5558 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5559
55602009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
5561
5562 * opts.c (decode_options): Only add graphite options to O2
5563 if we compile with graphite enabled.
5564
55652009-01-26 Sebastian Pop <sebastian.pop@amd.com>
5566
5567 * Merge from mainline (r143163:143684).
5568
55692009-01-26 Sebastian Pop <sebastian.pop@amd.com>
5570
5571 * graphite.c (debug_value): Removed.
5572 * graphite.h (debug_value): Removed.
5573
55742009-01-23 Sebastian Pop <sebastian.pop@amd.com>
5575
5576 * passes.c (init_optimization_passes): Do not call pass_copy_prop
5577 after graphite: pass_copy_prop does not maintain a proper loop closed
5578 SSA form. pass_copy_prop should be fixed.
5579
55802009-01-23 Sebastian Pop <sebastian.pop@amd.com>
5581
5582 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
5583
55842009-01-23 Sebastian Pop <sebastian.pop@amd.com>
5585
5586 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
5587 (gloog): Split the exit of the scop when the scop exit is a loop exit.
5588 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
5589 changed the CFG.
5590
55912009-01-20 Sebastian Pop <sebastian.pop@amd.com>
5592
5593 * graphite.c (gloog): Return true when code gen succeeded.
5594 (graphite_transform_loops): Do not call cleanup_tree_cfg if
5595 the code of the function did not changed. After cleanup_tree_cfg
5596 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
5597 form.
5598
55992009-01-19 Sebastian Pop <sebastian.pop@amd.com>
5600
5601 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
5602 gimple_call_lhs is NULL.
5603
56042009-01-16 Sebastian Pop <sebastian.pop@amd.com>
5605 Tobias Grosser <tobi.grosser@amd.com>
5606
5607 * graphite.c (graphite_trans_scop_block): Do not block single
5608 nested loops.
5609
56102009-01-15 Sebastian Pop <sebastian.pop@amd.com>
5611 Tobias Grosser <tobi.grosser@amd.com>
5612
5613 * graphite.c (build_scop_canonical_schedules): Start schedules at
5614 zero.
5615
56162009-01-15 Sebastian Pop <sebastian.pop@amd.com>
5617 Tobias Grosser <tobi.grosser@amd.com>
5618
5619 * graphite.c (compare_prefix_loops): New.
5620 (build_scop_canonical_schedules): Rewritten.
5621 (graphite_transform_loops): Move build_scop_canonical_schedules
5622 after build_scop_iteration_domain.
5623
56242009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5625 Tobias Grosser <tobi.grosser@amd.com>
5626
5627 * graphite.c (add_conditions_to_domain): Add the loops to
5628 the dimension of the iteration domain. Do copy the domain
5629 only when it exists.
5630 (build_scop_conditions_1): Do not call add_conditions_to_domain.
5631 (add_conditions_to_constraints): New.
5632 (can_generate_code_stmt, can_generate_code): Removed.
5633 (gloog): Do not call can_generate_code.
5634 (graphite_transform_loops): Call add_conditions_to_constraints
5635 after building the iteration domain.
5636
56372009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5638 Tobias Grosser <tobi.grosser@amd.com>
5639 Jan Sjodin <jan.sjodin@amd.com>
5640
5641 * graphite.c (scan_tree_for_params): On substractions negate
5642 all the coefficients of the term.
5643 (clast_to_gcc_expression_red): New. Handle reduction expressions
5644 of more than two operands.
5645 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
5646 (get_vdef_before_scop): Handle also the case of default definitions.
5647
56482009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5649
5650 PR middle-end/38431
5651 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
5652 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
5653 (gloog): Do not call cleanup_tree_cfg.
5654 (graphite_transform_loops): Call cleanup_tree_cfg after all
5655 scops have been code generated.
5656
56572009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5658
5659 * passes.c (init_optimization_passes): Schedule after
5660 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
5661
56622009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5663
5664 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
5665 Fix comment.
5666 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
5667 Set the type of an expression to the type of its assign statement.
5668 (expand_scalar_variables_expr): Do not pass loop_p.
5669 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
5670 (copy_bb_and_scalar_dependences): Do not pass loop_p.
5671 (translate_clast): Update call to copy_bb_and_scalar_dependences.
5672
56732009-01-11 Sebastian Pop <sebastian.pop@amd.com>
5674
5675 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
5676 an expression to the gimple_expr_type of its assign statement.
5677 (expand_scalar_variables_expr): Stop recursion on tcc_constant
5678 or tcc_declaration.
5679
56802009-01-11 Sebastian Pop <sebastian.pop@amd.com>
5681
5682 PR tree-optimization/38786
45489e99 5683 * gcc.dg/graphite/pr38786.c: New.
2abae5f1
SP		 5684 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
5685 the SSA_NAME case of expand_scalar_variables_expr.
5686 (expand_scalar_variables_expr): Also gather the scalar computation
5687 used to index the memory access.
5688 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
5689 the gimple_stmt_iterator where it inserts new code.
5690
56912009-01-10 Sebastian Pop <sebastian.pop@amd.com>
5692
45489e99 5693 * gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
2abae5f1
SP		 5694
56952009-01-10 Sebastian Pop <sebastian.pop@amd.com>
5696
5697 * opts.c (decode_options): Enable flag_graphite_identity and
5698 flag_loop_block in -O2 and above.
5699
57002009-01-08 Sebastian Pop <sebastian.pop@amd.com>
5701
5702 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
5703 Fix merge problem: replace with the file from trunk.
5704
57052009-01-08 Sebastian Pop <sebastian.pop@amd.com>
5706
5707 * Merge from mainline (r141727:143163).
5708
57092009-01-07 Sebastian Pop <sebastian.pop@amd.com>
5710 Jan Sjodin <jan.sjodin@amd.com>
5711
5712 PR tree-optimization/38559
45489e99 5713 * gcc.dg/graphite/pr38559.c: New.
2abae5f1
SP		 5714
5715 * graphite.c (debug_value, copy_constraint,
5716 swap_constraint_variables, scale_constraint_variable, ): New.
5717 (get_lower_bound, get_upper_bound): Removed.
5718 (graphite_trans_bb_strip_mine): Clean up this code that works
5719 only for constant number of iterations. Fully copy upper and
5720 lower bound constraints, not only the constant part of them.
5721 * graphite.h (debug_value): Declared.
5722
57232009-01-06 Jan Sjodin <jan.sjodin@amd.com>
5724
5725 PR tree-optimization/38492
5726 PR tree-optimization/38498
5727 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
5728 * tree-chrec.h (scev_is_linear_expression): Declared.
5729 * graphite.c (graphite_cannot_represent_loop_niter): New.
5730 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
5731 (graphite_loop_normal_form): Use gcc_assert.
5732 (scan_tree_for_params): Use CASE_CONVERT.
5733 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
5734 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
5735 Use gcc_assert. Discard scops that contain unhandled cases.
5736 (build_scop_conditions): Return a boolean status for unhandled cases.
5737 (strip_mine_profitable_p): Print the loop number, not its depth.
5738 (is_interchange_valid): Pass the depth of the loop nest, don't
5739 recompute it wrongly.
5740 (graphite_trans_bb_block): Same.
5741 (graphite_trans_bb_block): Print tentative of loop blocking.
5742 (graphite_trans_scop_block): Do not print that the loop has been
5743 blocked.
5744 (graphite_transform_loops): Do not handle scops that contain condition
5745 scalar phi nodes.
5746
45489e99 5747 * gcc.dg/graphite/pr38500.c: Fixed warning as committed
2abae5f1 5748 in trunk.
45489e99
SP		 5749 * gcc.dg/graphite/block-0.c: Update test.
5750 * gcc.dg/graphite/block-1.c: Same.
5751 * gcc.dg/graphite/block-2.c: Remove xfail and test for
2abae5f1 5752 blocking.
45489e99
SP		 5753 * gcc.dg/graphite/block-4.c: Remove test for strip mine.
5754 * gcc.dg/graphite/block-3.c: New.
5755 * gcc.dg/graphite/pr38498.c: New.
2abae5f1
SP		 5756
57572008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
5758
5759 PR tree-optimization/38510
5760 * gcc.dg/graphite/pr38510.c: New.
5761 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
5762 (translate_clast): Call recompute_all_dominators before
5763 graphite_verify.
5764 (gloog): Call recompute_all_dominators before graphite_verify.
5765
57662008-12-12 Sebastian Pop <sebastian.pop@amd.com>
5767
5768 PR tree-optimization/38492
5769 * graphite.c (rename_map_elt, debug_rename_elt,
5770 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
5771 rename_map_elt_info, eq_rename_map_elts,
5772 get_new_name_from_old_name, bb_in_sese_p): Moved around.
5773 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
5774 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
5775 (sese_build_livein_liveouts): New.
5776 (new_sese, free_sese): New.
5777 (new_scop): Call new_sese.
5778 (free_scop): Call free_sese.
5779 (rename_variables_from_edge, rename_phis_end_scop): Removed.
5780 (register_old_new_names): Renamed register_old_and_new_names.
5781 (register_scop_liveout_renames, add_loop_exit_phis,
5782 insert_loop_close_phis, struct igp,
5783 default_liveout_before_guard, add_guard_exit_phis,
5784 insert_guard_phis, copy_renames): New.
5785 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
5786 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
5787 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
5788 (scop_adjust_phis_for_liveouts): New.
5789 (gloog): Call scop_adjust_phis_for_liveouts.
5790
5791 * graphite.h (struct sese): Documented. Added fields liveout,
5792 num_ver and livein.
5793 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
5794 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
5795 (struct scop): Added field liveout_renames.
5796 (SCOP_LIVEOUT_RENAMES): New.
5797
57982008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5799
5800 PR tree-optimization/38409
5801 * gcc.dg/graphite/pr38409.c: New.
5802 * graphite.c (nb_reductions_in_loop): Use simple_iv.
5803
58042008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5805
5806 * graphite.c (gcc_type_for_cloog_iv): By default return
5807 integer_type_node.
5808 (graphite_create_new_loop): Don't fold_convert the already
5809 fold_convert-ed expression.
5810
58112008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
5812
5813 PR tree-optimization/38446
5814 * gcc.dg/graphite/pr38446.c: New.
5815 * graphite.c (register_bb_in_sese): New.
5816 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
5817 looking at the bbs in the region.
5818 * graphite.h (sese): Add region_basic_blocks pointer set to
5819 structure and initialize at the time of defining new scop.
5820
58212008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
5822
5823 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
5824 (find_params_in_bb): Do not free data refs.
5825 (free_graphite_bb): Add FIXME on disabled free_data_refs.
5826
58272008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5828
45489e99
SP		 5829 * gcc.dg/graphite/scop-16.c: Test only scop specific info.
5830 * gcc.dg/graphite/scop-17.c: Same.
5831 * gcc.dg/graphite/block-5.c: New.
5832 * gcc.dg/graphite/block-6.c: New.
5833 * gcc.dg/graphite/pr37485.c: Clean dump file after.
5834 * gcc.dg/graphite/pr37684.c: Same.
5835 * gcc.dg/graphite/block-2.c: Same.
2abae5f1
SP		 5836
5837 * graphite.c (struct ivtype_map_elt): New.
5838 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
5839 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
5840 gcc_type_for_cloog_iv): New.
5841 (loop_iv_stack_patch_for_consts): Use the type of the induction
5842 variable from the original loop, except for the automatically
5843 generated loops, i.e., in the case of a strip-mined loop, in
5844 which case there is no original loop: in that case just use
5845 integer_type_node.
5846 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
5847 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
5848 (clast_name_to_gcc): Accept params to be NULL.
5849 (clast_to_gcc_expression): Take an extra parameter for the type.
5850 Convert to that type all the expressions built by this function.
5851 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
5852 (graphite_translate_clast_equation): Compute the type of the
5853 clast_equation before translating its LHS and RHS.
5854 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
5855 (graphite_create_new_loop): Compute the type of the induction
5856 variable before translating the lower and upper bounds and before
5857 creating the induction variable.
5858 (rename_variables_from_edge, rename_phis_end_scop): New.
5859 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
5860 (sese_add_exit_phis_edge): Do not use integer_zero_node.
5861 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
5862 compute_cloog_iv_types): New.
5863 (gloog): Call compute_cloog_iv_types before starting the
5864 translation of the clast.
5865
5866 * graphite.h (struct graphite_bb): New field cloog_iv_types.
5867 (GBB_CLOOG_IV_TYPES): New.
5868 (debug_ivtype_map): Declared.
5869 (oldiv_for_loop): New.
5870
58712008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
5872
5873 PR middle-end/38459
5874 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
5875 (param_index): Assert if parameter is not know after parameter
5876 detection.
5877 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
5878 (find_scop_parameters): Mark, that we have finished parameter
5879 detection.
5880 (graphite_transform_loops): Move condition detection before parameter
5881 detection.
5882 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
45489e99 5883 * gfortran.dg/graphite/pr38459.f90: New.
2abae5f1
SP		 5884
58852008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
5886
5887 * graphite.c (graphite_transform_loops): Always call find_transform ()
5888 in ENABLE_CHECKING. So we test these code paths, even if we do not
5889 generate code.
5890
58912008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
5892
5893 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
5894 (print_scop): Ditto.
5895
58962008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
5897
5898 PR middle-end/38084
45489e99 5899 Fix gfortran.dg/graphite/id-3.f90.
2abae5f1
SP		 5900 * graphite.c (scopdet_basic_block_info): Fix bug that found some
5901 regions more than once.
5902
59032008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5904
45489e99 5905 Fix gfortran.dg/graphite/id-4.f90.
2abae5f1
SP		 5906 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
5907 when not needed.
5908
59092008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5910
45489e99 5911 Fix gfortran.dg/graphite/id-1.f90.
2abae5f1
SP		 5912 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
5913 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
5914 (max_precision_type): New.
5915 (value_clast): Removed.
5916 (clast_to_gcc_expression): Be more careful to types of expressions.
5917 Use max_precision_type and update use of gmp_cst_to_tree.
5918 (graphite_translate_clast_equation): Use max_precision_type.
5919 (graphite_create_guard_cond_expr): Do not use integer_type_node,
5920 use the type of the condition.
5921 (graphite_create_new_loop): Do not use integer_type_node, use the
5922 max_precision_type of lb and ub.
5923
59242008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5925
5926 * graphite.c (build_scops_1): Initialize open_scop.exit
5927 and sinfo.last.
5928
59292008-12-02 Sebastian Pop <sebastian.pop@amd.com>
5930
45489e99
SP		 5931 * gcc.dg/graphite/pr38084.c: New.
5932 * gfortran.dg/graphite/id-1.f90: New.
5933 * gfortran.dg/graphite/id-2.f90: New.
5934 * gfortran.dg/graphite/id-3.f90: New.
5935 * gfortran.dg/graphite/id-4.f90: New.
5936 * gfortran.dg/graphite/pr37857.f90: New.
2abae5f1
SP		 5937
59382008-12-02 Sebastian Pop <sebastian.pop@amd.com>
5939 Jan Sjodin <jan.sjodin@amd.com>
5940 Harsha Jagasia <harsha.jagasia@amd.com>
5941
5942 PR middle-end/37852
5943 PR middle-end/37883
5944 PR middle-end/37928
5945 PR middle-end/37980
5946 PR middle-end/38038
5947 PR middle-end/38039
5948 PR middle-end/38073
5949 PR middle-end/38083
5950 PR middle-end/38125
5951
45489e99
SP		 5952 * gcc.dg/graphite/pr38073.c: New.
5953 * gcc.dg/graphite/pr37928.c: New.
5954 * gcc.dg/graphite/pr37883.c: New.
5955 * gcc.dg/graphite/pr38125.c: New.
5956 * gfortran.dg/graphite/pr38083.f90: New.
5957 * gfortran.dg/graphite/pr37852.f90: New.
5958 * gfortran.dg/graphite/pr37980.f90: New.
2abae5f1 5959
45489e99 5960 * gcc.dg/graphite/scop-18.c: Remove reduction, test for
2abae5f1
SP		 5961 the number of detected scops. Copy exact same test for loop
5962 blocking...
45489e99 5963 * gcc.dg/graphite/block-1.c: Fix the number of expected
2abae5f1 5964 loops to be blocked as reductions are not handled.
45489e99 5965 * gcc.dg/graphite/block-4.c: ...here. New.
2abae5f1
SP		 5966
5967 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
5968 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
5969 ...here.
5970 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
5971 * Makefile.in (graphite.o): Depend on value-prof.h.
5972 (graphite.o-warn): Removed -Wno-error.
5973 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
5974 to be a NULL pointer. Call update_stmt. Return the newly created
5975 cannonical induction variable.
5976
5977 * graphite.h (debug_rename_map): Declared. Fix some comments.
5978
5979 * graphite.c: Reimplement the code generation from graphite to gimple.
5980 Include value-prof.h.
5981 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
5982 (get_old_iv_from_ssa_name): Removed.
5983 (graphite_stmt_p): New.
5984 (new_graphite_bb): Test for useful statements before building a
5985 graphite statement for the basic block.
5986 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
5987 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
5988 reason.
5989 (recompute_all_dominators, graphite_verify,
5990 nb_reductions_in_loop, graphite_loop_normal_form): New.
5991 (scop_record_loop): Call graphite_loop_normal_form.
5992 (build_scop_loop_nests): Iterate over all the blocks of the
5993 function instead of relying on the incomplete information from
5994 SCOP_BBS. Return the success of the operation.
5995 (find_params_in_bb): Use the data from GBB_DATA_REFS.
5996 (add_bb_domains): Removed.
5997 (build_loop_iteration_domains): Don't call add_bb_domains.
5998 Add the iteration domain only to the basic blocks that have been
5999 translated to graphite.
6000 (build_scop_conditions_1): Add constraints only if the basic
6001 block have been translated to graphite.
6002 (build_scop_data_accesses): Completely disabled until data
6003 dependence is correctly implemented.
6004 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
6005 (remove_all_edges_1, remove_all_edges): Removed.
6006 (get_new_name_from_old_name): New.
6007 (graphite_rename_variables_in_stmt): Renamed
6008 rename_variables_in_stmt. Call get_new_name_from_old_name.
6009 Use replace_exp and update_stmt.
6010 (is_old_iv): Renamed is_iv.
6011 (expand_scalar_variables_stmt): Extra parameter for renaming map.
6012 Use replace_exp and update_stmt.
6013 (expand_scalar_variables_expr): Same. Use the map to get the
6014 new names for the renaming of induction variables and for the
6015 renaming of variables after a basic block has been copied.
6016 (expand_scalar_variables): Same.
6017 (graphite_rename_variables): Renamed rename_variables.
6018 (move_phi_nodes): Removed.
6019 (get_false_edge_from_guard_bb): New.
6020 (build_iv_mapping): Do not insert the induction variable of a
6021 loop in the renaming iv map if the basic block does not belong
6022 to that loop.
6023 (register_old_new_names, graphite_copy_stmts_from_block,
6024 copy_bb_and_scalar_dependences): New.
6025 (translate_clast): Heavily reimplemented: copy basic blocks,
6026 do not move them. Finally, in call cleanup_tree_cfg in gloog.
6027 At each translation step call graphite_verify ensuring the
6028 consistency of the SSA, loops and dominators information.
6029 (collect_virtual_phis, find_vdef_for_var_in_bb,
6030 find_vdef_for_var_1, find_vdef_for_var,
6031 patch_phis_for_virtual_defs): Removed huge hack.
6032 (mark_old_loops, remove_dead_loops, skip_phi_defs,
6033 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
6034 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
6035 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
6036 if_region_get_condition_block, if_region_set_false_region,
6037 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
6038 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
6039 sese_add_exit_phis_edge, sese_add_exit_phis_var,
6040 rewrite_into_sese_closed_ssa): New.
6041 (gloog): Remove dead code. Early return if code cannot be
6042 generated. Call cleanup_tree_cfg once the scop has been code
6043 generated.
6044 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
6045 block loops with less than two loops.
6046 (graphite_apply_transformations): Remove the call to
6047 scop_remove_ignoreable_gbbs.
6048 (limit_scops): When build_scop_loop_nests fails, continue on
6049 the next scop. Fix open_scop.entry.
6050 (graphite_transform_loops): Call recompute_all_dominators: force the
6051 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
6052 Call initialize_original_copy_tables and free_original_copy_tables
6053 to be able to copy basic blocks during code generation.
6054 When build_scop_loop_nests fails, continue on next scop.
6055 (value_clast): New union.
6056 (clast_to_gcc_expression): Fix type cast warning.
6057
60582008-11-09 Sebastian Pop <sebastian.pop@amd.com>
6059
6060 * Merge from mainline (r140838:141727).
6061
60622008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
6063
6064 PR middle-end/37833
6065
6066 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
6067
60682008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
6069
6070 PR middle-end/37943
6071
6072 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
6073 exits and conditions.
45489e99 6074 * gcc.dg/graphite/pr37943.c: New.
2abae5f1
SP		 6075
60762008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
6077
6078 PR middle-end/37886
6079 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
6080
60812008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
6082
6083 * doc/invoke.texi: Fix spaces.
6084
60852008-10-22 Sebastian Pop <sebastian.pop@amd.com>
6086
6087 PR tree-optimization/37891
6088 Reverted last commit.
6089 * graphite.c (create_single_entry_edge): Set
6090 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
6091
60922008-10-21 Sebastian Pop <sebastian.pop@amd.com>
6093 Mitul Thakkar <mitul.thakkar@amd.com>
6094
6095 * graphite.c (create_single_entry_edge): Set
6096 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
6097
60982008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
6099
6100 * doc/invoke.texi: Add -fgraphite-identity.
6101 * graphite.c (graphite_apply_transformations): Check for
6102 -fgraphite-identity.
6103 * toplev.c (process_options): Add flag_graphite_identity.
6104 * tree-ssa-loop.c: Add flag_graphite_identity.
6105
61062008-10-14 Sebastian Pop <sebastian.pop@amd.com>
6107
6108 Undo changes from 2008-10-02:
6109 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
6110 operand type when copying the operand to a variable of different type.
6111 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
6112 with the IV name after increment.
6113
61142008-10-14 Sebastian Pop <sebastian.pop@amd.com>
6115 Harsha Jagasia <harsha.jagasia@amd.com>
6116
6117 PR tree-optimization/37828
45489e99 6118 * gcc.dg/graphite/pr37828.c: New.
2abae5f1
SP		 6119 * graphite.c (graphite_trans_loop_block): Do not loop block
6120 single nested loops.
6121
61222008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
6123 Sebastian Pop <sebastian.pop@amd.com>
6124
6125 * graphite.c (struct rename_map_elt, new_rename_map_elt,
6126 rename_map_elt_info, eq_rename_map_elts): New.
6127 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
6128 (expand_scalar_variables_expr): Change parameters.
6129 (expand_scalar_variables_stmt): Same.
6130 (expand_scalar_variables): Same.
6131 (graphite_rename_ivs): Rename graphite_rename_variables.
6132 (build_iv_mapping): New.
6133 (translate_clast): Call build_iv_mapping.
6134 * graphite.h (gbb_p): New name.
6135
61362008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
6137
6138 PR tree-optimization/37684
6139 * gcc.dg/graphite/pr37684.c: New.
6140 * graphite.c (exclude_component_ref): New.
6141 (is_simple_operand): Call exclude_component_ref.
6142
61432008-10-02 Jan Sjodin <jan.sjodin@amd.com>
6144 Harsha Jagasia <harsha.jagasia@amd.com>
6145
6146 PR tree-optimization/37485
6147 * gcc.dg/graphite/block-2.c: New
6148 * graphite.c (gmp_cst_to_tree): Moved.
6149 (iv_stack_entry_is_constant): New.
6150 (iv_stack_entry_is_iv): New.
6151 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
6152 (loop_iv_stack_insert_constant): New.
6153 (loop_iv_stack_pop): Use new datatpype.
6154 (loop_iv_stack_get_iv): Same.
6155 (loop_iv_stack_get_iv_from_name): Same.
6156 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
6157 (loop_iv_stack_patch_for_consts): New.
6158 (loop_iv_stack_remove_constants): New.
6159 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
6160 (translate_clast): Call loop_iv_stack_patch_for_consts and
6161 loop_iv_stack_remove_constants.
6162 (gloog): Use new datatype. Redirect construction edge to end
6163 block to avoid accidental deletion.
6164 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
6165 iv stack entry.
6166 (union iv_stack_entry_data): New. Data in iv stack entry.
6167 (struct iv_stack_entry): New. Datatype for iv stack entries.
6168
61692008-10-02 Sebastian Pop <sebastian.pop@amd.com>
6170
6171 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
6172 operand type when copying the operand to a variable of different type.
6173
61742008-10-02 Sebastian Pop <sebastian.pop@amd.com>
6175
6176 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
6177 with the IV name after increment.
6178
61792008-10-02 Sebastian Pop <sebastian.pop@amd.com>
6180
6181 * Merge from mainline (r140164:140838).
6182
61832008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6184
6185 * graphite-data-ref.c: New.
6186 * graphite.c (print_scop): Also dump the dependence graph.
6187 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
6188 (new_scop): Initialize SCOP_DEP_GRAPH.
6189 (build_scop_dynamic_schedules): New.
6190 (build_access_matrix_with_af): Fixed column numbering.
6191 (graphite_transform_loops): Call build_scop_dynamic_schedules.
6192 * graphite.h: Add ifndef/define guards against multiple inclusion.
6193 (struct scop): Add dep_graph field.
6194 (SCOP_DEP_GRAPH): Defined.
6195 (ref_nb_loops): Fixed and moved to other position.
6196 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
6197 (nb_loops_around_loop_in_scop): New.
6198 (graphite_dump_dependence_graph): Declared.
6199 (graphite_build_rdg_all_levels): Declared.
6200 (graphite_test_dependence): Declared.
6201 * Makefile.in (graphite-data-ref.o): New target.
6202
62032008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6204
6205 * Merge from mainline (139870:140164).
6206
62072008-09-01 Sebastian Pop <sebastian.pop@amd.com>
6208
6209 * Merge from mainline (138275:139870).
45489e99 6210 * gcc.dg/graphite/scop-matmult.c: XFailed as one of
2abae5f1
SP		 6211 the commits from trunk broke the niter detection.
6212
62132008-09-01 Sebastian Pop <sebastian.pop@amd.com>
6214
6215 * graphite.c: Add more documentation. Fix formatting.
6216 (debug_loop_vec, debug_oldivs, loop_iv_stack,
6217 loop_iv_stack_debug): Moved...
6218 (schedule_to_scattering): Move before use.
6219 (dot_all_scops): Include in "#if 0" the code for system
6220 call dotty.
6221
6222 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
6223 loop_iv_stack_debug): ...here.
6224
62252008-08-29 Jan Sjodin <jan.sjodin@amd.com>
6226
6227 * tree-phinodes.c (make_phi_node): Extern.
6228 (add_phi_node_to_bb): New.
6229 (create_phi_node): Call add_phi_node_to_bb.
6230 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6231 (remove_statement): Handle case where stored phi was updated
6232 and is no longer the same.
6233 * graphite.c (is_parameter): New.
6234 (is_old_iv): New.
6235 (expand_scalar_variables_expr): New.
6236 (expand_scalar_variables_stmt): New.
6237 (expand_scalar_variables): New.
6238 (move_phi_nodes): Create new phi instead of moving old one.
6239 (translate_clast): Call expand_scalar_variables.
6240 (find_vdef_for_var_in_bb): Also scan regular definitions.
6241 (skip_phi_defs): New.
6242 (collect_scop_exit_phi_args): New.
6243 (patch_scop_exit_phi_args): New.
6244 (gloog): Patch phis after scop.
6245 * tree-flow.h: (add_phi_node_to_bb): Declared.
6246 (make_phi_node): Declared.
6247
62482008-08-26 Sebastian Pop <sebastian.pop@amd.com>
6249
6250 * graphite.c (end_scop): Split the entry of the scop when it
6251 is the header of the loop in which the scop is ending.
6252 (build_scops_1, limit_scops): Update uses of end_scop.
6253
62542008-08-26 Sebastian Pop <sebastian.pop@amd.com>
6255
6256 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
6257 SCOP_ENTRY or SCOP_EXIT.
6258
62592008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6260
6261 * graphite.c (get_construction_edge): Removed.
6262 (gloog): Construction edge is the scop entry edge.
6263
62642008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6265
6266 * graphite.c (can_generate_for_scop): Removed.
6267 (gloog): Do not call it.
6268
62692008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6270
6271 * graphite.c (new_scop): Entry of a scop is an edge.
6272 Initialize SESE region.
6273 (free_scop): Free SESE region.
6274 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
6275 (split_difficult_bb): New, split from end_scop.
6276 (end_scop): Exit of a scop is an edge.
6277 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
6278 not automatically updated and thus is always wrong.
6279 * graphite.h (struct sese): New.
6280 (SESE_ENTRY): New.
6281 (SESE_EXIT): New.
6282 (struct scop): New field for a SESE region. Remove entry, exit.
6283 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
6284 semantics as before. Moved comment around.
6285
62862008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
6287 Sebastian Pop <sebastian.pop@amd.com>
6288
6289 * graphite.c (graphite_transform_loops): Always enable gloog
6290 and find_transform when ENABLE_CHECKING.
6291
62922008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6293
6294 * graphite.c (graphite_transform_loops): Move pretty printer
6295 of SCOPs before doing any transform. Remove call to print_scops
6296 and dot_all_scops_1.
6297
62982008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6299
6300 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
6301 (print_graphite_bb): Same.
6302
63032008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6304
6305 * graphite.c (dot_all_scops_1): Cleanup.
6306 (move_scops): Fix comment.
6307
63082008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6309
6310 * graphite.c (build_scop_bbs): Revert commit 139355:
6311
6312 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6313 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6314
6315 * graphite.c (build_scop_bbs): Factor up code.
6316
63172008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
6318
6319 * graphite.c (gloog): Update dominator info.
6320
63212008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
6322
6323 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
6324
63252008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6326
6327 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
6328 initialization.
6329 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
6330 (translate_clast): Correct formatting.
6331 * graphite.h (struct num_map): Removed.
6332 (struct graphite_bb): Remove num_map field.
6333 (GBB_INDEX_TO_NUM_MAP): Removed.
6334
63352008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6336
6337 * graphite.c (build_access_matrix_with_af): Fix comments.
6338 (build_scop_data_accesses): Same.
6339
63402008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6341
6342 * graphite.c (build_scop_data_accesses): Don't construct
6343 access matrices. Add a FIXME and an assert condition that
6344 should pass when the access matrices will be needed.
6345
63462008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6347
6348 * tree-data-ref.c (stmt_simple_memref_p): Don't call
6349 really_constant_p.
6350 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
6351 Moved close by free_graphite_bb.
6352 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
6353 (new_scop): Move close by free_scop.
6354 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
6355
63562008-08-22 Jan Sjodin <jan.sjodin@amd.com>
6357
6358 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
6359 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
6360 instead of recursive call.
6361 (graphite_translate_clast_equation): New.
6362 (graphite_create_guard_cond_expr): New.
6363 (graphite_create_new_guard): New.
6364 (get_stack_index_from_iv): Removed.
6365 (graphite_rename_ivs_stmt): Use gbb_loop_index.
6366 (get_true_edge_from_guard_bb): New.
6367 (translate_clast): Handle stmt_guard in clast.
6368 (get_construction_edge): Allow construction edge detection for
6369 a scope entry with multiple predecessors if one predecessor is
6370 the immediate dominator of scope entry.
6371 (can_generate_code_stmt): Enable code generation for clast_guard.
6372 (gloog): Use correct context loop. Removed check for post dominators.
6373 * cfgloop.h (create_empty_if_region_on_edge): Declared.
6374
63752008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6376
6377 * graphite.c (remove_dead_loops): Document better which
6378 loops are removed.
6379
63802008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6381
6382 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
6383 and PPLINC.
6384 (graphite.o): Also depends on pointer-set.h.
6385
63862008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6387
6388 * graphite.c (scop_record_loop): Fix compile warning.
6389
63902008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
6391 Sebastian Pop <sebastian.pop@amd.com>
6392
6393 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
6394
63952008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6396
6397 * graphite.c (build_graphite_bb): Initialize bb->aux to
6398 point to the graphite_bb_p.
6399 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
6400 content of bb->aux.
6401 (add_bb_domains): Does not use the scop parameter.
6402 (graphite_transform_loops): Clean bb->aux at the end.
6403
64042008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6405 Sebastian Pop <sebastian.pop@amd.com>
6406
45489e99 6407 * lib/target-supports.exp
2abae5f1
SP		 6408 (check_effective_target_fgraphite): New.
6409
45489e99 6410 * gcc.dg/graphite/graphite.exp: Early exit when
2abae5f1
SP		 6411 check_effective_target_fgraphite returns false.
6412 Set dg-do-what-default to compile.
6413 (scan-graphite-dump-times): Removed.
45489e99 6414 * gfortran.dg/graphite/graphite.exp: Same.
2abae5f1 6415
45489e99 6416 * gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
2abae5f1 6417 Use scan-tree-dump-times instead of scan-graphite-dump-times.
45489e99
SP		 6418 * gcc.dg/graphite/scop-1.c: Same.
6419 * gcc.dg/graphite/scop-2.c: Same.
6420 * gcc.dg/graphite/scop-3.c: Same.
6421 * gcc.dg/graphite/scop-4.c: Same.
6422 * gcc.dg/graphite/scop-5.c: Same.
6423 * gcc.dg/graphite/scop-6.c: Same.
6424 * gcc.dg/graphite/scop-7.c: Same.
6425 * gcc.dg/graphite/scop-8.c: Same.
6426 * gcc.dg/graphite/scop-9.c: Same.
6427 * gcc.dg/graphite/scop-10.c: Same.
6428 * gcc.dg/graphite/scop-11.c: Same.
6429 * gcc.dg/graphite/scop-12.c: Same.
6430 * gcc.dg/graphite/scop-13.c: Same.
6431 * gcc.dg/graphite/scop-matmult.c: Same.
6432 * gcc.dg/graphite/scop-14.c: Same.
6433 * gcc.dg/graphite/scop-15.c: Same.
6434 * gcc.dg/graphite/block-0.c: Same.
6435 * gcc.dg/graphite/scop-16.c: Same.
6436 * gcc.dg/graphite/block-1.c: Same.
6437 * gcc.dg/graphite/scop-17.c: Same.
6438 * gcc.dg/graphite/scop-18.c: Same.
6439 * gfortran.dg/graphite/block-1.f90: Same.
6440 * gfortran.dg/graphite/scop-1.f: Same.
6441 * gfortran.dg/graphite/block-2.f: Same.
2abae5f1
SP		 6442
64432008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6444
6445 * graphite.c: Fix some XXX comments.
6446 (build_scop_dynamic_schedules): Removed.
6447
64482008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6449
6450 * graphite.h (scop_max_loop_depth): Moved...
6451 * graphite.c (scop_max_loop_depth): ...here.
6452 (remove_all_edges_1): New.
6453 (remove_all_edges): Factored code.
6454 (remove_cond_exprs): Check only the last statement for
6455 a GIMPLE_COND expression.
6456
64572008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6458
6459 * graphite.c (scan_tree_for_params): Early return when the
6460 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
6461 (find_scop_parameters): Factor out code.
6462 (graphite_trans_bb_strip_mine): Remove dead code.
6463
64642008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6465
6466 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
6467 graphite_trans_bb_move_loop): Factor asserts.
6468 (gloog): Perform sanity checks only for ENABLE_CHECKING.
6469 Do not call calculate_dominance_info and estimate_bb_frequencies.
6470
64712008-08-20 Jan Sjodin <jan.sjodin@amd.com>
6472
6473 * graphite.c (create_loops_mapping, free_loops_mapping,
6474 create_loops_mapping_num, debug_loop_mapping_1,
6475 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
6476 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
6477 graphite_loops_mapping_add_child_num,
6478 graphite_loops_mapping_insert_child,
6479 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
6480 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
6481 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
6482 create_num_from_index, get_num_from_index,
6483 swap_loop_mapped_depth): Removed.
6484 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
6485 (free_scop): Do not call free_loops_mapping.
6486 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
6487 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
6488 get_loop_mapped_depth.
6489 (graphite_trans_bb_move_loop): Do not update the loop mapping.
6490 (graphite_trans_bb_strip_mine): Same.
6491 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
6492 (struct scop): Remove field loops_mapping.
6493
64942008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6495 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6496
6497 * graphite.c (scop_record_loop): Factor out one level of the
6498 condition by early return.
6499 (build_scop_loop_nests): Format following FSF coding style.
6500 (build_scop_dynamic_schedules): Factor out code.
6501 (scopdet_bb_info): Reindent. Default case should not be reachable.
6502
65032008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6504 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6505
6506 * graphite.c (loop_affine_expr): Check for DECL_P or struct
6507 assignments that are not handled as simple operands for now.
6508
65092008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6510 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6511
6512 * graphite.c (build_scop_bbs): Factor up code.
6513
65142008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6515 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6516
6517 * graphite.c (stmt_simple_for_scop_p): Factor code out
6518 of the loop.
6519 (enum gbb_type): New. Group all the GBB_* types under it.
6520 (is_loop_exit): Moved...
6521 (end_scop): Enable BB spliting.
6522 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
6523 * cfgloop.h (is_loop_exit): Declared.
6524
65252008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6526
6527 * doc/invoke.texi: Remove strides from examples containing
6528 DO loops when the strides are equal to 1.
6529
65302008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
6531 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6532
6533 * graphite.c (graphite_trans_scop_block): Or the result with
6534 the result from graphite_trans_loop_block.
45489e99
SP		 6535 * gcc.dg/graphite/block-1.c: New.
6536 * gfortran.dg/graphite/block-1.f90: New.
6537 * gfortran.dg/graphite/block-2.f: New.
2abae5f1
SP		 6538
65392008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6540
6541 * graphite.c (graphite_transform_loops): Call cloog_initialize
6542 and cloog_finalize.
6543
65442008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6545
6546 * tree-data-ref.c) (stmt_simple_memref_p): New.
6547 * tree-data-ref.h (stmt_simple_memref_p): Declared.
6548 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
6549 (is_simple_operand): Call stmt_simple_memref_p.
6550
45489e99 6551 * gcc.dg/graphite/scop-matmult.c: Updated for not
2abae5f1
SP		 6552 using pointer arithmetic, as this is optimized by PRE and
6553 makes the code too difficult to analyze.
6554
45489e99 6555 * gcc.dg/graphite/scop-18.c: Same.
2abae5f1
SP		 6556
65572008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6558
6559 * gdbinit.in (pgg): New.
6560
65612008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
6562
6563 * graphite.c (graphite_trans_loop_block): Fix warning.
6564
65652008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
6566
6567 * graphite.c (graphite_trans_loop_block): Fix my merge error.
6568
65692008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
6570
6571 * graphite.c (graphite_trans_bb_block): Remove check for
6572 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
6573 Check if loop blocking is profitable for every loop, before applying
6574 the changes.
6575 (graphite_apply_transformations): Call graphite_trans_bb_block only,
6576 if flag_loop_block is set.
6577
65782008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6579
6580 * graphite.c: Add some more documentation for the loop
6581 mapping.
6582
65832008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6584
6585 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
6586 * graphite.c: Format on less than 80 columns.
6587 * graphite.h: Same.
6588
65892008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6590
6591 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
6592
65932008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6594
6595 * doc/invoke.texi (floop-block, floop-strip-mine,
6596 floop-interchange): Update documentation with examples.
6597
65982008-08-13 Sebastian Pop <sebastian.pop@amd.com>
6599
6600 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
6601 add_referenced_var.
6602 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
6603
66042008-08-13 Sebastian Pop <sebastian.pop@amd.com>
6605
6606 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
6607 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
6608 * tree-scalar-evolution.c: Revert useless changes.
6609 * tree-phinodes.c: Same.
6610 * cfghooks.c: Same.
6611 * vec.h: Same.
6612 * tree-vectorizer.h: Same.
6613 * tree-flow.h: Same.
6614 * tree-cfg.c: Same.
6615 * common.opt (fgraphite): Update documentation.
6616
66172008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
6618
6619 * doc/invoke.texi (-floop-block, -floop-strip-mine,
6620 -floop-interchange): Add more text for explaining what each of these
6621 flags is doing.
6622 * tree-into-ssa.c (gimple_vec): Moved to...
6623 * graphite.c: Include gimple.h.
6624 (gimple_vec): Moved to...
6625 (del_loop_to_cloog_loop): Removed.
6626 (loop_affine_expr): Do not call create_data_ref when the
6627 operand is a constant.
6628 (new_scop): Use free instead of del_loop_to_cloog_loop.
6629 * Makefile.in (graphite.o): Depend on GIMPLE_H.
6630 * gimple.h (gimple_vec): ... here.
6631
66322008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6633
6634 * graphite.c (scopdet_bb_info): Only allow loops with known number of
6635 latch executions.
6636 (build_loop_iteration_domains): Fail, if latch executions unknown.
6637
66382008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6639
6640 * graphite.c (add_conditions_to_domain): New.
6641 (build_scop_conditions_1): Call add_conditions_to_domain.
6642 (set_cloog_options): Allow to disable optimizations.
6643
66442008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6645
6646 * graphite.c (find_params_in_bb): Look for parameters in conditions.
6647 Do not use walk_dominator_tree.
6648 (find_scop_parameters): Do not use walk_dominator_tree.
6649
66502008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6651
6652 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
6653 (idx_record_params): Adapt.
6654 * graphite.h (scop_gimple_loop_depth): New.
6655
66562008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6657
6658 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
6659 (scan_tree_for_params): Remove value_init.
6660 (build_scop_context): Remove value_init.
6661 (build_loop_iteration_domains): Remove value_init.
6662 (schedule_to_scattering): Remove value_init.
6663 (graphite_trans_bb_strip_mine): Remove value_init.
6664
66652008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6666
6667 * gcc/graphite.c (limit_scops): New.
6668 (graphite_transform_loops): Add limit SCoPs.
45489e99
SP		 6669 * gcc.dg/graphite/scop-0.c: Update number of SCoPs.
6670 * gcc.dg/graphite/scop-1.c: Update number of SCoPs.
6671 * gcc.dg/graphite/scop-10.c: Update number of SCoPs.
6672 * gcc.dg/graphite/scop-11.c: Update number of SCoPs.
6673 * gcc.dg/graphite/scop-12.c: Update number of SCoPs.
6674 * gcc.dg/graphite/scop-13.c: Update number of SCoPs.
6675 * gcc.dg/graphite/scop-14.c: Update number of SCoPs.
6676 * gcc.dg/graphite/scop-15.c: Update number of SCoPs.
6677 * gcc.dg/graphite/scop-16.c: Update number of SCoPs.
2abae5f1 6678 Change loop numbers.
45489e99 6679 * gcc.dg/graphite/scop-17.c: Update number of SCoPs.
2abae5f1 6680 Change loop numbers.
45489e99
SP		 6681 * gcc.dg/graphite/scop-18.c: Update number of SCoPs.
6682 * gcc.dg/graphite/scop-2.c: Update number of SCoPs.
6683 * gcc.dg/graphite/scop-3.c: Update number of SCoPs.
6684 * gcc.dg/graphite/scop-4.c: Update number of SCoPs.
6685 * gcc.dg/graphite/scop-5.c: Update number of SCoPs.
6686 * gcc.dg/graphite/scop-6.c: Update number of SCoPs.
6687 * gcc.dg/graphite/scop-7.c: Update number of SCoPs.
6688 * gcc.dg/graphite/scop-8.c: Update number of SCoPs.
6689 * gcc.dg/graphite/scop-9.c: Update number of SCoPs.
6690 * gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
2abae5f1
SP		 6691
66922008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6693
6694 * graphite.c (graphite_transform_loops): Call always find_transform.
6695
66962008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
6697
6698 * graphite.c (free_loops_mapping): New.
6699 (stmt_simple_for_scop_p): Fix typo.
6700 (stmt_simple_for_scop_p): Fix tuples functions, that
6701 broke polyhedron.
6702 (free_graphite_bb): Fix some memleaks.
6703 (free_scop): Fix some memleaks.
6704 (scopdet_bb_info): Do not forget some tmp SCoPs.
6705 (find_params_in_bb): Fix some memleaks.
6706 (clast_to_gcc_expression): Fix warning.
6707
67082008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
6709
45489e99
SP		 6710 * gcc.dg/graphite/scop-16.c: Fix for 32bit.
6711 * gcc.dg/graphite/scop-17.c: Fix for 32bit.
2abae5f1
SP		 6712
67132008-08-04 Sebastian Pop <sebastian.pop@amd.com>
6714
6715 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
6716 Move code ifdef-ed HAVE_cloog...
6717 * graphite.c: Include toplev.h.
6718 ... here.
6719 * Makefile.in (OBJS-common): Always build graphite.o.
6720 (BACKEND): Remove @GRAPHITE@.
6721 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
6722 (graphite.o): Depend on TOPLEV_H.
6723
67242008-08-04 Sebastian Pop <sebastian.pop@amd.com>
6725
6726 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
6727 Remove typo left from polylib to ppl conversion.
6728 * graphite.c (graphite_transforms): Use sorry instead of fatal.
6729
67302008-08-03 Sebastian Pop <sebastian.pop@amd.com>
6731
6732 * toplev.c (process_options): Move the graphite loop optimization
6733 flags...
6734 * tree-ssa-loop.c (graphite_transforms): ... here.
6735 When not configured with CLooG, print to dump_file that
6736 Graphite transforms were not performed.
45489e99 6737 * gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
2abae5f1 6738 New.
45489e99 6739 * gcc.dg/graphite/*.c: Updated all testcases to use
2abae5f1
SP		 6740 scan-graphite-dump-times.
6741
67422008-08-03 Sebastian Pop <sebastian.pop@amd.com>
6743
6744 * graphite.c (dot_scop, dot_all_scops): Do not call system.
6745 Do not open /tmp/scop.dot and /tmp/allscops.dot.
6746
67472008-08-02 Sebastian Pop <sebastian.pop@amd.com>
6748 Jan Sjodin <jan.sjodin@amd.com>
6749
6750 * configure: Regenerated.
6751 * omp-low.c (expand_omp_sections): Remove now unused code.
6752 * config.in (HAVE_polylib): Removed.
6753 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
6754 (PPLLIBS, PPLINC): Added.
6755 * graphite.c: Replace unsigned with int wherever possible.
6756 Don't access Cloog's data structures, but use accessor functions.
6757 Clast's stmt->type is now implemented as a vtable: change the
6758 switches of stmt->type into ifs.
6759 (polylib/polylibgmp.h): Don't include.
6760 (initialize_dependence_polyhedron,
6761 initialize_data_dependence_polyhedron, is_empty_polyhedron,
6762 statement_precedes_p, test_dependence, build_rdg_all_levels,
6763 dump_dependence_graph): Removed until this code is cleaned up
6764 or ported to Cloog.
6765 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
6766 (POLYLIBINC): Renamed PPLINC.
6767
67682008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
6769 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6770 Jan Sjodin <jan.sjodin@amd.com>
6771
6772 Finish the merge and tuplification of graphite.
6773
67742008-07-24 Sebastian Pop <sebastian.pop@amd.com>
6775 Jan Sjodin <jan.sjodin@amd.com>
6776
6777 Partial merge from mainline (138072:138275).
6778 * graphite.c still has to be tuplified.
6779
67802008-07-29 Jan Sjodin <jan.sjodin@amd.com>
6781
6782 * graphite.c (graphite_loops_mapping_max_loop_num): New.
6783 (create_num_from_index): New.
6784 (get_num_from_index): Also pass in the graphite BB.
6785 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
6786 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
6787 (graphite_trans_bb_strip_mine): Call create_num_from_index.
6788 (is_interchange_valid): Return false when failing.
6789 * graphite.h (struct num_map): New.
6790 (struct graphite_bb): New field num_map.
6791 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
6792
67932008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
6794
6795 * graphite.c (dump_gbb_conditions): Print also conditions like
6796 "if (a)". Remove dublicated code and use print_generic_expr ().
6797 (stmt_simple_for_scop_p): Only allow conditions we can handle
6798 {<, <=, >, >=}.
6799
68002008-07-25 Jan Sjodin <jan.sjodin@amd.com>
6801
6802 * graphite.h (struct scop): Removed new_ivs field.
6803 (SCOP_NEWIVS): Deleted.
6804 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
6805 clast_to_gcc_expression, graphite_create_new_loop):
6806 Removed use of new_ivs.
6807
68082008-07-25 Jan Sjodin <jan.sjodin@amd.com>
6809
6810 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
6811 create_loops_mapping_num, debug_loop_mapping_1): New.
6812 (debug_loop_mapping): Call debug_loop_mapping_1.
6813 (get_loop_mapping_for_num,
6814 graphite_loops_mapping_add_child,
6815 graphite_loops_mapping_add_child_num,
6816 graphite_loops_mapping_insert_child,
6817 graphite_loops_mapping_parent,
6818 split_loop_mapped_depth_for_num,
6819 loop_mapped_depth_split_loop): New.
6820 (increment_loop_mapped_depths): Removed.
6821 (swap_loop_mapped_depth_for_num): Reimplemented.
6822 (new_scop): Call create_loops_mapping.
6823 (scop_record_loop): Call graphite_loops_mapping_insert_child.
6824 (translate_clast): Pass the old loop father in parameter, and pass
6825 it to get_old_iv_from_ssa_name.
6826 (remove_edges_around_useless_blocks, can_generate_code_stmt,
6827 can_generate_code, can_generate_for_scop): New.
6828 (graphite_trans_bb_block): Returns false when it fails to transform.
6829 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
6830
68312008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6832
6833 Reverted all the changes related to the streamization and
6834 loop fusion.
6835 These changes are now tracked in the streamization branch.
6836
68372008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6838 Jan Sjodin <jan.sjodin@amd.com>
6839
6840 * graphite.c (gbb_compare): Correctly constify.
6841 (gbb_can_be_ignored): Indent.
6842 (graphite_trans_scop_swap_1and2): Add legality check.
6843 Remove dead FIXMEs.
6844
68452008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6846
6847 Remove fallouts from "Reverted the Condate changes".
6848 * tree.h: Remove unused decl.
45489e99 6849 * gcc.dg/tree-checker: Same.
2abae5f1
SP		 6850 * timevar.def: Remove counter.
6851
68522008-07-24 Sebastian Pop <sebastian.pop@amd.com>
6853
6854 * Merge from mainline (135673:138072).
6855
6856 Reverted the MIRO changes (from 2008-04-05) that are now
6857 tracked in the miro branch.
6858 * tree-bounds.c: Removed.
6859 * tree-bounds.h: Removed.
6860
6861 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
6862 are now tracked in the condate branch.
6863 * tree-check.c: Removed.
6864 * tree-match.c: Removed.
6865 * condate.y: Removed.
6866
68672008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6868
6869 * common.opt: New user flag -floop-block, -floop-strip-mine
6870 and -floop-interchange.
6871 * toplev.c (process_options): Enable -fgraphite pass if any one of the
6872 graphite loop optimization flags is turned on.
6873 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
6874 flag_loop_strip_mine and flag_loop_interchange checks before
6875 optimizations.
6876 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
6877 -floop-strip-mine and -floop-interchange.
45489e99 6878 * gcc.dg/graphite/block-0.c: Add -floop-block and remove
2abae5f1 6879 -fgraphite.
45489e99
SP		 6880 * gcc.dg/graphite/scop-16.c: Ditto.
6881 * gcc.dg/graphite/scop-17.c: Ditto.
6882 * gcc.dg/graphite/scop-18.c: Ditto.
2abae5f1
SP		 6883
68842008-07-23 Jan Sjodin <jan.sjodin@amd.com>
6885 Sebastian Pop <sebastian.pop@amd.com>
6886
6887 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
6888 (create_empty_loop_on_edge): More fixes.
6889 * tree-phinodes.c (resize_phi_node): Extern.
6890 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
6891 * cfghooks.c (update_dominator_information): New split from
6892 split_edge.
6893 * tree-vectorizer.c (rename_variables_in_bb): Extern.
6894 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
6895 successor of the function entry block.
6896
6897 * graphite.c: Include pointer-set.h.
6898 (debug_loop_mapping, increment_loop_mapped_depths,
6899 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
6900 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
6901 swap_loop_mapped_depth_for_num, get_num_from_index,
6902 swap_loop_mapped_depth, loop_iv_stack_debug,
6903 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
6904 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
6905 get_old_iv_from_ssa_name): New.
6906 (new_scop): Initialize SCOP_LOOPS_MAPPING.
6907 (free_scop): Free SCOP_LOOPS_MAPPING.
6908 (scop_record_loop): Record old ivs.
6909 (create_var_name): Removed.
6910 (initialize_cloog_names): Allocate double space in case strip mine
6911 applies to all loops once.
6912 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
6913 (clast_to_gcc_expression): Same. Implement more clast to gimple
6914 translation.
6915 (graphite_create_new_loop): Pass in ivstack.
6916 (remove_all_edges): Pass in the construction_edge.
6917 (graphite_remove_iv): Removed.
6918 (graphite_rename_ivs, graphite_rename_ivs_stmt,
6919 remove_cond_exprs): Rewritten.
6920 (move_phi_nodes): New.
6921 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
6922 (translate_clast): Pass in ivstack. Rewrite some cases.
6923 (set_cloog_options, debug_clast_stmt): New.
6924 (find_transform): Use set_cloog_options.
6925 (outermost_loop_layer): Removed.
6926 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
6927 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
6928 mark_old_loops, remove_dead_loops): New.
6929 (gloog): Rewritten.
6930 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
6931 (const_column_index, get_first_matching_sign_row_index,
6932 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
6933 get_upper_bound): New.
6934 (graphite_trans_bb_strip_mine): Also update the iv map.
6935
6936 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
6937 (struct name_tree): Add a loop field.
6938 (struct scop): Add a graphite_loops_mapping field.
6939 (SCOP_LOOPS_MAPPING): New.
6940 (debug_clast_stmt): Declare.
6941 * lambda.h (find_induction_var_from_exit_cond): Declare.
6942 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
6943 * cfgloop.h (update_dominators_in_loop): Removed declaration.
6944 (create_empty_loop_on_edge): Updated.
6945 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
6946 rename_variables_in_bb): Declare.
6947 * tree-cfg.c (remove_bb): Extern.
6948
45489e99 6949 * gcc.dg/graphite/block-0.c: New.
2abae5f1
SP		 6950
69512008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6952 Sebastian Pop <sebastian.pop@amd.com>
6953
6954 * graphite.c (strip_mine_profitable_p): New.
6955 (graphite_trans_bb_block): Disable strip mining if not profitable.
6956
45489e99
SP		 6957 * gcc.dg/graphite/scop-18.c: New.
6958 * gcc.dg/graphite/scop-17.c: Fixed.
6959 * gcc.dg/graphite/scop-16.c: Fixed.
2abae5f1
SP		 6960
69612008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
6962 Jan Sjodin <jan.sjodin@amd.com>
6963 Sebastian Pop <sebastian.pop@amd.com>
6964
6965 * graphite.c (is_interchange_valid): New.
6966 (graphite_trans_bb_block): Check loop nest of basic block for legality
6967 of interchange.
6968
6969 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
6970 outer_most_loop, gbb_outer_most_loop_index): New.
6971
6972 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
6973 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
45489e99
SP		 6974 * gcc.dg/graphite/scop-16.c: New.
6975 * gcc.dg/graphite/scop-17.c: New.
2abae5f1
SP		 6976
69772008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
6978
6979 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
6980 (graphite_trans_scop_block): Ignore SCoPs without bbs.
6981
69822008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
6983
6984 * graphite.c (new_scop): Initialize SCOP_EXIT.
6985 (scopdet_info): Add.
6986 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
6987 (build_scops_1): Cleanup, bugfixes.
6988 (build_scops): Cleanup.
6989
45489e99
SP		 6990 * gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
6991 * gcc.dg/graphite/scop-15.c: Add SCoP numbers.
2abae5f1
SP		 6992
69932008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
6994
45489e99 6995 * gfortran.dg/graphite/scop-1.f: Update to reduced test case.
2abae5f1 6996
45489e99 6997 * gfortran.dg/graphite/graphite.exp: Use
2abae5f1
SP		 6998 DEFAULT_GRAPHITE_FLAGS.
6999
45489e99 7000 * gcc.dg/graphite/scop-15.c: Update to reduced test case.
2abae5f1
SP		 7001
70022008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
7003
7004 * graphite.c (scan_tree_for_params): Do not assert any more if
7005 MULT_EXPR parameter is negative.
7006
45489e99 7007 * gfortran.dg/graphite/scop-1.f: New.
2abae5f1 7008
45489e99 7009 * gfortran.dg/graphite/graphite.exp: New.
2abae5f1 7010
45489e99 7011 * gcc.dg/graphite/scop-15.c: New.
2abae5f1
SP		 7012
70132008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
7014
7015 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
7016
70172008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
7018
7019 * graphite.c (graphite_trans_bb_swap_loops): Rename from
7020 graphite_swap_loops.
7021 (graphite_trans_bb_move_loop): New.
7022 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
7023 (graphite_trans_bb_block): New.
7024 (graphite_trans_loop_block): New.
7025 (graphite_trans_scop_swap_1and2): Rename from
7026 graphite_trans_swap_1and2.
7027 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
7028 (graphite_trans_scop_block): New.
7029 (graphite_apply_transformations): Rename from
7030 graphite_transformations.
7031
45489e99 7032 * gcc.dg/graphite/scop-matmult.c: New.
2abae5f1
SP		 7033
70342008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
7035
7036 * graphite.c (gbb_compare): New.
7037 (graphite_sort_gbbs): New.
7038 (gbb_can_be_ignored): New.
7039 (scop_remove_ignoreable_gbbs): New.
7040 (graphite_transformations): Cleanup and add
7041 scop_remove_ignoreable_gbbs.
7042 * lambda.h (lambda_vector_compare): New.
7043
70442008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
7045
7046 * graphite.c (print_graphite_bb): Correct printing of static schedule.
7047 (graphite_swap_loops): int -> unsigned
7048 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
7049 (graphite_transformations): New.
7050 (graphite_transform_loops): Move to graphite_transformations.
7051 * graphite.h (gbb_nb_loops): Return unsigned.
7052
70532008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
7054
7055 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
7056 the domain matrix. This makes scop-0.c work again.
7057
70582008-06-20 Richard Guenther <rguenther@suse.de>
7059
7060 * graphite.h: Adjust copyright to GPLv3.
7061 * graphite.c: Likewise.
7062 (stmt_simple_memref_for_scop_p): Split out from ...
7063 (stmt_simple_for_scop_p): ... here. Fix handling of calls
7064 and simplify.
7065 (get_bb_type): Optimize.
7066 (is_pred): Remove.
7067 (is_bb_addable): Fix memleak, replace is_pred call with
7068 single_pred.
7069 (build_scops): Use current_loops.
7070 (param_index): Fix memleak.
7071
70722008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7073
7074 * graphite.c: Fix formatting.
7075
70762008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7077
7078 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
7079 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
7080 (create_var_name, save_var_name): Newly defined functions.
7081 (initialize_cloog_names): Part of the code factored out to
7082 save_var_name.
7083 (clast_to_gcc_expression): Now handles the case of clast_red_sum
7084 in clast_reduction statement.
7085 (graphite_create_new_loop): Now takes a new parameter
7086 for outer_loop.
7087 (translate_clast): Now also takes the context_loop and bb_exit
7088 parameters. Rewritten the code so that it creates a gimple code
7089 inside the given context.
7090 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
7091 remove_cond_expr, disconnect_cond_expr,
7092 disconnect_virtual_phi_nodes): Newly defined functions.
7093 * graphite.h (struct scop): added old_ivs vector.
7094 SCOP_OLDIVS: New macro.
7095
70962008-06-19 Sebastian Pop <sebastian.pop@amd.com>
7097
7098 * cfgloopmanip.c: Add missing function comments, fix formatting.
7099
71002008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7101
7102 * cfgloopmanip.c (update_dominators_in_loop): Defined.
7103 (create_empty_loop_on_edge): Defined.
7104 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
7105 instead of void.
7106 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
7107 (update_dominators_in_loop): Declared as extern
7108 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
7109
71102008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
7111
7112 * graphite.c (print_graphite_bb): Allow changing number of loops
7113 in SCoP domain.
7114 (initialize_cloog_names): Allow changing number of loops.
7115 (build_cloog_prog): Simplify.
7116 (find_transform): Enable cloog option --strides.
7117 (graphite_swap_loops): New.
7118 (graphite_strip_mine_loop): New.
7119 (graphite_trans_swap_1and2): New.
7120 (graphite_trans_strip): New.
7121 (graphite_transform_loops): Add graphite_trans_strip.
7122 * graphite.h (scop_max_loop_depth): New.
7123
71242008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
7125
7126 * graphite.c (build_scop_iteration_domain): Remove forgotten
7127 line. (Fixes compile)
7128
71292008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
7130
7131 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
7132 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
7133 (build_bb_loops): New.
7134 (graphite_transform_loops): Add build_bb_loops.
7135 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
7136 numbers.
7137 * graphite.h (graphite_bb): Add loops.
7138 (gbb_nb_loops): New.
7139 (gbb_loop_at_index): New.
7140 (gbb_loop_index): New.
7141 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
7142 using nb_params_in_scop.
7143
71442008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
7145
7146 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
7147 (build_scop_canonical_schedules): Build minimized schedule.
7148 (schedule_to_scattering): Adapt to minimized schedule.
7149 * graphite.h (graphite_bb): Add/Update descriptions.
7150
71512008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
7152 Tobias Grosser <grosser@fim.uni-passau.de>
7153
7154 * graphite.c (print_graphite_bb): Add condition printing.
7155 (dump_value): New.
7156 (dump_gbb_conditions): New.
7157 (build_scop_conditions_1): New.
7158 (build_scop_conditions): New.
7159 * graphite.h (graphite_bb): Add conditions.
7160
71612008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
7162
7163 * graphite.c (print_graphite_bb):
7164 (free_graphite_bb): New.
7165 (free_scop): Free bbs.
7166 (get_bb_type): Free doms.
7167 (build_scop_context): Free context matrix.
7168 (build_loop_iteration_domains): Remove unused code.
7169 (build_cloog_prog): Free scattering function and blocklist.
7170 (find_transform): Free options.
7171
71722008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
7173
7174 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
7175 Remove unnecessery cloog data structures. Make a copy of the domain
7176 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
7177 unnecessary cloog data structures. Fix memory leaks. Remove insert
7178 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
7179 used.
7180 (build_scop_iteration_domain): Remove unnecessary cloog
7181 data structures. Fix memory leaks.
7182 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
7183 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
7184
71852008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7186
7187 * graphite.c (find_scop_params): Remove initialize_cloog_names.
7188
71892008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7190
7191 * graphite.c (end_scop): Style fix.
7192 (schedule_to_scattering): Style and comment fix.
7193
71942008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7195 * graphite.c (print_graphite_bb): Fix definiton of
7196 schedule_to_scattering.
7197 (initialize_cloog_names): Change nb_scattdims to max loop
7198 depth in SCoP.
7199 (schedule_to_scattering): Take parameter for number of scattering
7200 dimensions.
7201 (build_cloog_prog): Only build as much scattering dimensions as
7202 necessary.
7203
72042008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7205
7206 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
7207 in polyhedron/aermod.f90.
7208
72092008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
7210 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
7211 Harsha Jagasia <harsha.jagasia@amd.com>
7212
7213 * graphite.c (is_bb_addable): Fix segfault.
7214
72152008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
7216
7217 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
7218 with multiple exits and conditional handling in edge cases.
7219 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
7220
45489e99 7221 * gcc.dg/graphite/scop-14.c: New.
2abae5f1
SP		 7222
72232008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
7224 Adrien Eliche <aeliche@isty.uvsq.fr>
7225
7226 * graphite.c (is_bb_addable): Add more comments and enhance
7227 readablity of the source code. Fix memory leak.
7228 (is_loop_exit): Fix memory leak.
7229
72302008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
7231
7232 * graphite.c (first_loop_in_scop): Deleted.
7233 (setup_cloog_loop): Only walk the loop chain for inner loops.
7234 (build_scop_iteration_domain): Execute setup_cloog_loop for
7235 all loops in the first layer.
7236
72372008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
7238
7239 * graphite.c (scan_tree_for_params): Change the way params are
7240 added to be indepenent of the number of loops.
7241 (setup_cloog_loop): Revert to short matrix format. Fix parameter
7242 handling.
7243 (build_cloog_prog): Revert to short matrix format.
7244
72452008-06-05 Sebastian Pop <sebastian.pop@amd.com>
7246 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
7247
7248 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
7249 warning.
7250
72512008-06-05 Sebastian Pop <sebastian.pop@amd.com>
7252
7253 * graphite.c (nb_data_refs_in_scop): New.
7254 (graphite_transform_loops): Print more stats: number of
7255 loops, basic blocks and data references per scop.
7256
72572008-06-04 Sebastian Pop <sebastian.pop@amd.com>
7258 Jan Sjodin <jan.sjodin@amd.com>
7259
7260 * graphite.c (loop_affine_expr, idx_record_params,
7261 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
7262 instead of instantiate_parameters.
7263
72642008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
7265
7266 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
7267 add support for parameters, add STATIC_SCHEDULE at the right places,
7268 cleanup.
7269
72702008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
7271
7272 * graphite.c (build_scop_loop_nests): Only add the loops, that
7273 are contained completely in the SCoP.
7274 (build_cloog_prog): Disable scattering, until schedule_to_scattering
7275 and the domains are fixed.
7276 (build_scop_canonical_schedules): Add support for bbs not contained
7277 in any SCoP.
7278
72792008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
7280
7281 * graphite.h (scop_contains_loop): Update comments to match
7282 the actual behavior.
7283 (scop_contains_loop): New.
7284 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
7285
72862008-06-04 Sebastian Pop <sebastian.pop@amd.com>
7287
7288 * graphite.c (get_bb_type): On function body, i.e. loop_0,
7289 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
7290 as GBB_COND_HEADER.
7291
72922008-06-04 Sebastian Pop <sebastian.pop@amd.com>
7293 Tobias Grosser <grosser@fim.uni-passau.de>
7294
7295 * graphite.c (graphite_transform_loops): Early return when
7296 there are no loops in the function.
7297
72982008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7299 Jan Sjodin <jan.sjodin@amd.com>
7300
7301 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
7302 offset of the last loop.
7303 (setup_cloog_loop): Copy the entire outer constraint matrix.
7304
73052008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7306 Jan Sjodin <jan.sjodin@amd.com>
7307
7308 * graphite.c (stmt_in_scop_p, function_parameter_p,
7309 invariant_in_scop_p): Removed.
7310 (scan_tree_for_params): Can be used with no constraint
7311 matrix for gathering parameters.
7312 (idx_record_params): Don't use idx_record_param, instead use
7313 scan_tree_for_params.
7314 (find_scop_parameters): Same.
7315 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
7316 Fix the size of loop domains.
7317 (schedule_to_scattering): Exit when the outer loop is not in scop.
7318 (find_transform): Enable build_cloog_prog.
7319
73202008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7321 Jan Sjodin <jan.sjodin@amd.com>
7322
7323 * graphite.c (schedule_to_scattering): Make scattering domains
7324 uniformly of the same size, as required by CLooG 0.14.0 and before.
7325
73262008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7327 Jan Sjodin <jan.sjodin@amd.com>
7328
7329 * graphite.c (schedule_to_scattering): Rewrite, correct the
7330 translation of the scheduling function to scattering.
7331 (build_cloog_prog): Call schedule_to_scattering only once.
7332 * graphite.h (scop_loop_index): Do not fail for loops not
7333 in the scop: return -1.
7334
73352008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
7336
7337 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
7338 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
7339 (setup_cloog_loop): Export GBB_DOMAIN.
7340 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
7341 able to rebuild the original control flow.
7342 * graphite.h (graphite_bb): Add domain field and access macro.
7343 (GBB_DOMAIN): New.
7344
73452008-05-30 Sebastian Pop <sebastian.pop@amd.com>
7346
7347 * graphite.c (debug_gbb): New.
7348 (print_scop, build_graphite_bb): Use SCOP_BBS.
7349 (build_scop_bbs): Reimplemented.
7350 (dfs_bb_in_scop_p): Removed.
7351 (build_scop_loop_nests): Reorder loops inserted in
7352 SCOP_LOOP_NEST: outer loops should come first.
7353 (build_scop_canonical_schedules): Reinitialize at zero
7354 the components of the SCOP_STATIC_SCHEDULE for the loops
7355 that have already been parsed.
7356
7357 * graphite.h (debug_gbb): Declared.
7358
73592008-05-30 Sebastian Pop <sebastian.pop@amd.com>
7360 Jan Sjodin <jan.sjodin@amd.com>
7361
7362 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
7363 (graphite_loop_to_gcc_loop): Removed.
7364 (remove_all_edges): New.
7365 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
7366 (gloog): Remove useless code.
7367
73682008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
7369
7370 * graphite.c (get_bb_type): Reworked. We distinguish between
7371 loops with one or multiple exits.
7372 (is_loop_exit): New.
7373 (is_pred): New.
7374 (is_bb_addable): Rework condition handling, now support for case
7375 case statements and loops with multiple exits.
7376
45489e99
SP		 7377 * gcc.dg/graphite/scop-11.c: New.
7378 * gcc.dg/graphite/scop-12.c: New.
7379 * gcc.dg/graphite/scop-13.c: New.
2abae5f1
SP		 7380
73812008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
7382
7383 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
7384 we have too many colors.
7385
73862008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
7387
7388 * doc/invoke.texi (-ftree-loop-fusion): Document.
7389 * tree-pass.h (pass_loop_fusion): Declared.
7390 * tree-loop-fusion.c: New.
7391 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
7392 * tree-data-ref.c (find_data_references_in_loop): Make extern.
7393 * tree-data-ref.h (find_data_references_in_loop): Declared.
7394 * common.opt (ftree-loop-fusion): Declared.
7395 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
7396
73972008-05-21 Sebastian Pop <sebastian.pop@amd.com>
7398
7399 * graphite.c (build_access_matrix): Fix typo from the merge.
7400
74012008-05-20 Sebastian Pop <sebastian.pop@amd.com>
7402
7403 * Merge from mainline (130800:135673).
7404
74052008-05-07 Sebastian Pop <sebastian.pop@amd.com>
7406
7407 * graphite.c (end_scop): The exit of the scop is not part of the scop.
7408 Update dominators after splitting.
7409
74102008-05-07 Sebastian Pop <sebastian.pop@amd.com>
7411
7412 * graphite.c (is_bb_addable): Return the harmful statement.
7413 Factor up some code.
7414 (end_scop): New. Splits end of scope bbs on a harmful statement.
7415 (build_scops_1): Call end_scop.
7416
74172008-05-07 Sebastian Pop <sebastian.pop@amd.com>
7418
7419 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
7420 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
7421 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
7422 build_scops_1): Removed.
7423 (build_scops_2): Renamed build_scops_1.
7424
74252008-05-06 Sebastian Pop <sebastian.pop@amd.com>
7426
7427 * graphite.c: Fix formatting.
7428
74292008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7430
7431 * graphite.c (get_bb_type): New.
7432 (move_scops): New.
7433 (build_scops_2): New.
7434 (is_bb_addable): New.
7435 (build_scops): Switch the scop detection.
7436 (build_scop_bbs): Add entry bb to scop.
7437 * graphite.h (struct scop): Update comment.
7438
74392008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7440
7441 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
7442 more colors.
7443
74442008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7445
45489e99
SP		 7446 * gcc.dg/graphite/scop-1.c: Update.
7447 * gcc.dg/graphite/scop-2.c: Update.
7448 * gcc.dg/graphite/scop-4.c: Update.
7449 * gcc.dg/graphite/scop-5.c: Add.
7450 * gcc.dg/graphite/scop-6.c: Add.
2abae5f1
SP		 7451
74522008-05-06 Sebastian Pop <sebastian.pop@amd.com>
7453
45489e99
SP		 7454 * gcc.dg/graphite/scop-0.c: Add.
7455 * gcc.dg/graphite/scop-7.c: Add.
7456 * gcc.dg/graphite/scop-8.c: Add.
7457 * gcc.dg/graphite/scop-9.c: Add.
7458 * gcc.dg/graphite/scop-10.c: Add.
2abae5f1
SP		 7459
74602008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7461
7462 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
7463 Check affine expressions depending on the outermost loop
7464 instead of a scop.
7465 (stmt_simple_for_scop_p): Same.
7466 (harmfule_stmt_in_scop): Same.
7467
74682008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
7469
7470 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
7471 mark entry and exit, that are not part of the SCoP and update HTML
7472 formatting.
7473
74742008-04-25 Sebastian Pop <sebastian.pop@amd.com>
7475
7476 * graphite.c (basic_block_simple_for_scop_p): Renamed
7477 harmful_stmt_in_bb.
7478 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
7479 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
7480 (all_preds_visited_p, all_succs_visited_p,
7481 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
7482 scop_end_loop): New.
7483 (build_scops): Do not use dfs_enumerate_from.
7484
45489e99 7485 * gcc.dg/graphite/scop-{1,2,4}.c: Updated.
2abae5f1
SP		 7486
74872008-04-23 Sebastian Pop <sebastian.pop@amd.com>
7488
7489 * graphite.c: Add comments to functions that are missing a
7490 description.
7491 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
7492
74932008-04-23 Sebastian Pop <sebastian.pop@amd.com>
7494
7495 * graphite.c (nb_params_in_scop): Moved...
7496 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
7497 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
7498 (clast_to_gcc_expression): Reduce column size to less than 80.
7499 (graphite_create_iv): Return the new name of the IV.
7500 (find_transform): Set options->esp and options->cpp.
7501 (gloog): Comment out the invalidation of the old loop code.
7502 (initialize_dependence_polyhedron): Replace scop_nb_params with
7503 nb_params_in_scop.
7504
7505 * graphite.h (nb_params_in_scop): ... here.
7506 (scop_nb_params): Removed.
7507 (loop_domain_dim): Return something even when the loop was not
7508 found in the hash table: avoid ICEing on all the graphite.exp
7509 testcases.
7510
75112008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7512
7513 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
7514
7515 * graphite.c (build_scop_dynamic_schedules): Schedule is built
7516 according to nesting level.
7517 (find_scop_parameters): Call instantiate_parameters.
7518 (scan_tree_for_params): Extend it to handle general affine bounds.
7519 Inner loop bound can depend on outer loop induction variable.
7520 (setup_cloog_loop): tmp variable is allocated on stack. Call
7521 instantiate_parameters with respect to outermost_loop_in_scop.
7522 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
7523 graphite.h.
7524 (create_empty_loop): Function loopify should be given edge
7525 probability, instead of edge frequency. Dominance relation from
7526 switch_bb to loop_header.
7527 (clast_to_gcc_expression): Added handling of clast_reduction node.
7528 (gloog): New functionality for removing old loop.
7529 (test_dependence): Factored out from build_rdg_all_levels.
7530 (build_rdg_all_levels): Dependence testing factored out to
7531 test_dependence function.
7532
7533 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
7534 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
7535 from graphite.c
7536
75372008-04-07 Sebastian Pop <sebastian.pop@amd.com>
7538
7539 * graphite.c (free_scop, param_index, initialize_cloog_names,
7540 nb_params_in_scop): Use name_tree map instead of just a tree
7541 for keeping track of the variable name associated to that tree.
7542 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
7543 clast_to_gcc_expression, graphite_create_iv,
7544 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
7545 graphite_stmt_to_gcc_stmt): New.
7546 (gloog): Call these.
7547 * graphite.h (struct name_tree): New.
7548 (struct scop): Use name_tree instead of tree for params.
7549 Store a vector of name_tree for new_ivs.
7550 (SCOP_NEWIVS): New.
7551 (scop_nb_params): Use name_tree instead of tree.
7552
75532008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
7554 Sebastian Pop <sebastian.pop@amd.com>
7555
7556 * tree-bounds.c: New.
7557 * tree-bounds.h: New.
7558 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
7559 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
7560 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
7561 flag_mudflap.
7562 * gcc.c: Same.
7563 * toplev.c: Same.
7564 * c-cppbuiltin.c: Same.
7565 * c-pragma.c: Same.
7566 * common.opt: Same.
7567 * varasm.c: Same.
7568 * tree-outof-ssa.c: Same.
7569 * c-common.c: Same.
7570 * Makefile.in: Same.
7571
75722008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
7573 Sebastian Pop <sebastian.pop@amd.com>
7574
7575 * tree-loop-distribution.c (remaining_stmts,
7576 upstream_mem_writes): Removed static variables.
7577 (copy_loop_before, create_bb_after_loop,
7578 mark_nodes_having_upstream_mem_writes, free_rdg_components,
7579 rdg_build_components, rdg_build_partitions,
7580 dump_rdg_partitions): Extern.
7581 (generate_loops_for_partition, generate_code_for_partition): Do not
7582 return a bool.
7583 (already_processed_vertex_p, predecessor_has_mem_write,
7584 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
7585 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
7586 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
7587 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
7588 Pass remaining_stmts and upstream_mem_writes as parameters.
7589 (rdg_component): Moved...
7590 (build_rdg_partition_for_component): Do not aggregate components when
7591 flag_streamize_loops is set.
7592 (gen_sequential_loops): New.
7593 (ldist_gen): Call gen_sequential_loops.
7594
7595 * tree-pass.h (pass_loop_streamization): Declared.
7596
7597 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
7598 basic blocks when loops structures exist.
7599
7600 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
7601
7602 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
7603
7604 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
7605 eliminate_local_variables_stmt, eliminate_local_variables,
7606 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
7607 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
7608 of code delimited by two edges in the CFG.
7609 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
7610 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
7611 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
7612 the case of parallelisation of reductions.
7613 (create_loop_fn): Extern.
7614 (create_omp_parallel_region): New.
7615
7616 * tree-data-ref.c (dump_data_dependence_relation): Don't call
7617 dump_data_reference for printing dra and drb.
7618 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
7619 RDGE_RELATION.
7620 (build_rdg): Don't call free_dependence_relations for the moment, as
7621 we attach dependence relations on each edge of the RDG.
7622 To be fixed later.
7623
7624 * tree-data-ref.h (rdg_component): ...here.
7625 (struct rdg_edge): New field ddr_p relation.
7626 (RDGE_RELATION): New.
7627 (create_bb_after_loop, copy_loop_before,
7628 mark_nodes_having_upstream_mem_writes, rdg_build_components,
7629 rdg_build_partitions, dump_rdg_partitions,
7630 free_rdg_components): Declared.
7631
7632 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
7633 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
7634
7635 * tree-loop-streamization.c: New.
7636
7637 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
7638 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
7639
7640 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
7641
7642 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
7643
7644 * passes.c: Schedule pass_loop_streamization.
7645
76462008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
7647
7648 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
7649 update comment.
7650
76512008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
7652
7653 * graphite.c (dot_all_scops): Update formatting.
7654 Bbs can now be part of more than one SCoP.
7655
76562008-03-04 Sebastian Pop <sebastian.pop@amd.com>
7657
7658 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
7659 malloc problems.
7660 (loop_domain_dim): Check for unregistered toplev SCOP loop.
7661 * graphite.h (loop_to_cloog_loop): New.
7662
76632008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7664
7665 * graphite.c (loop_domain_dim, ref_nb_loops,
7666 loop_iteration_vector_dim): New.
7667 (build_access_matrix_with_af, build_access_matrix,
7668 initialize_dependence_polyhedron): Fixed for new matrix layout.
7669 No longer assume that all iteration domains are of the same
7670 dimensionality.
7671
76722008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7673
7674 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7675 defined in a loop at depth 0 is invariant.
7676 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7677 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7678 be called at loop depth 0.
7679
7680 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
7681 a parameter.
7682 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
7683 (down_open_scop): Removed.
7684 (loop_in_scop_p): Redefined.
7685 (scop_affine_expr): New argument: scop.
7686 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
7687 a harmful statement ending a scop.
7688 (basic_block_simple_for_scop_p): New argument: scop.
7689 (get_loop_start): Removed.
7690 (new_scop): Initialize SCOP_LOOPS.
7691 (free_scop): Free SCOP_LOOPS.
7692 (succs_at_same_depth, preds_at_same_depth): New.
7693 (end_scop): Test the validity of a scop.
7694 (add_dominators_to_open_scops): New.
7695 (test_for_scop_bound): Call add_dominators_to_open_scops.
7696 Add cases for opening and closing multiple scops.
7697 (build_scops, build_scop_bbs): Iterate over basic blocks in
7698 depth first order.
7699 (build_graphite_bb): Pass scop directly.
7700 (dfs_bb_in_scop_p): New.
7701 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
7702 several times.
7703 (nb_loops_around_gb): Use loop_in_scop_p.
7704 (schedule_to_scattering): Disabled for the moment the code computing
7705 the "textual order for outer loop".
7706
7707 * graphite.h (struct scop): New field loops.
7708 (SCOP_LOOPS): New.
7709 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
7710
45489e99 7711 * gcc.dg/graphite/scop-{1,...,7}.c: Updated.
2abae5f1
SP		 7712
77132008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
7714 Sebastian Pop <sebastian.pop@amd.com>
7715
7716 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
7717 * common.opt (fstreamize-loops): New.
7718 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
7719 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
7720 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
7721 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
7722
77232008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7724
7725 * tree-data-ref.c (build_empty_rdg): New.
7726 (build_rdg): Use it.
7727 * tree-data-ref.h (build_empty_rdg): Declared.
7728 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
7729 (find_vertex_for_stmt): Removed.
7730 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
7731
77322008-02-21 Sebastian Pop <sebastian.pop@amd.com>
7733
7734 * tree-loop-distribution.c (generate_builtin): After cancelling the
7735 loop tree, also delete basic blocks.
7736 (rdg_flag_uses): Stop recursion when a vertex has already been
7737 processed.
7738
77392008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7740
7741 * graphite.c (build_scop_alpha): Removed.
7742 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
7743 and dump_dependence_graph to avoid compiler warnings.
7744
77452008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7746
7747 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
7748 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
7749 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7750 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
7751 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
7752 (initialize_dependence_polyhedron, find_vertex_for_stmt,
7753 initialize_data_dependence_polyhedron, is_empty_polyhedron,
7754 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
7755 dump_dependence_graph): New.
7756 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
7757 (GBB_ALPHA): New.
7758 (struct scop): New field loop2cloog_loop.
7759 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
7760 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
7761
77622008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7763
7764 * graphite.c (build_graphite_bb): Fix initialization
7765 of the graphite basic block.
7766
77672008-02-05 Sebastian Pop <sebastian.pop@amd.com>
7768
7769 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
7770 loop domain matrix. Pass in the number of loops contained in the
7771 constraint matrix.
7772 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
7773 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
7774 loops that are not surrounding the current loop are not represented
7775 in the domain constraint matrix.
7776 (build_scop_iteration_domain): Initial domain constraint matrix
7777 contains only the eq/ineq, cst, and scop parameters columns.
7778
77792008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7780
7781 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
7782 (print_graphite_bb): Print scattering.
7783
77842008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7785
7786 * graphite.c (initialize_cloog_names): Initialize names of
7787 scattering variables.
7788
77892009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7790
7791 * graphite.c (dot_all_scops_1): Disable debug output while
7792 printing graph.
7793
77942008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7795
7796 * graphite.c (find_transform): Change cloog output language to C.
7797
77982008-01-27 Sebastian Pop <sebastian.pop@amd.com>
7799
7800 * tree-loop-distribution.c (generate_memset_zero,
7801 generate_builtin, generate_code_for_partition,
7802 rdg_flag_all_uses): New.
7803 (rdg_flag_uses): Gather in the same partition the statements defining
7804 the VUSES of the current statement.
7805 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
7806 Gather in the same partition not only the stores to the same memory
7807 access, but also the reads.
7808 (ldist_generate_loops): Renamed ldist_gen.
7809
78102008-01-24 Sebastian Pop <sebastian.pop@amd.com>
7811 Tobias Grosser <grosser@fmi.uni-passau.de>
7812
7813 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
7814 next pointer, don't use the inner pointer.
7815
78162008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
7817
7818 * graphite.c (dot_all_scops, dot_all_scops_1): New.
7819 (find_transform): Call dot_all_1.
7820 * graphite.h (dot_all_scops): Declared.
7821
78222007-12-14 Sebastian Pop <sebastian.pop@amd.com>
7823
7824 * tree-loop-distribution.c: Fix apsi.f ICE.
7825 (create_bb_after_loop): New.
7826 (generate_loops_for_partition): Use it.
45489e99 7827 * gfortran.dg/ldist-1.f90: New.
2abae5f1
SP		 7828
7829 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
7830 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
7831
78322007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7833
7834 * graphite.c (find_transform): Dump cloog program sent to cloog.
7835
78362007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7837
7838 * graphite.c (initialize_cloog_names): Initialize cloog
7839 iterator names.
7840
78412007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7842
7843 * graphite.c (build_scop_context): Fix typo, for the matrix
7844 format: insert '0 >= 0' instead of '-1 >= 0'.
7845
78462007-12-13 Sebastian Pop <sebastian.pop@amd.com>
7847
7848 * Fix merge problems.
7849
78502007-12-13 Sebastian Pop <sebastian.pop@amd.com>
7851
7852 * graphite.c (setup_cloog_loop): Fix typo.
7853
78542007-12-12 Sebastian Pop <sebastian.pop@amd.com>
7855
7856 * doc/invoke.texi (-ftree-loop-distribution): Documented.
7857 * tree-loop-distribution.c: Reimplemented.
7858 * tree-pass.h (pass_loop_distribution): New.
7859 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
7860 print_loops.
7861 * graphds.h (struct graph): New field indexes.
7862 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7863
7864 * tree-vect-analyze.c: Remove declaration of static functions when not
7865 needed.
7866 * tree-vectorizer.c: Same.
7867 (rename_variables_in_loop): Now extern.
7868 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
7869 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
7870 calling redirect_edge_and_branch_force.
7871
7872 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7873
7874 * tree-data-ref.c: Don't include tree-chrec.h.
7875 (debug_data_dependence_relations): New.
7876 (dump_data_dependence_relation): Call dump_data_reference on data refs
7877 in the relation.
7878 (same_access_functions): Moved...
7879 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7880 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7881 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7882 struct rdg_vertex_info, ): New.
7883 (create_rdg_edge_for_ddr): Compute the dependence level before looking
7884 at DDR_REVERSED_P.
7885 (create_rdg_vertices): Initialize the htab of graph->indexes.
7886 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
7887 (stmts_from_loop): Don't save LABEL_EXPR.
7888 (hash_stmt_vertex_info, eq_stmt_vertex_info,
7889 hash_stmt_vertex_del): New.
7890 (build_rdg): Initialize rdg->indexes.
7891 (free_rdg, stores_from_loop, ref_base_address,
7892 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7893 have_similar_memory_accesses_1, ref_base_address_1,
7894 remove_similar_memory_refs): New.
7895
7896 * tree-data-ref.h: Include tree-chrec.h.
7897 (debug_data_dependence_relations): Declared.
7898 (same_access_functions): ...here. Now static inline.
7899 (ddr_is_anti_dependent, ddrs_have_anti_deps,
7900 ddr_dependence_level): New.
7901 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
7902 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
7903 RDG_MEM_READS_STMT): New.
7904 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7905 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7906 rdg_vertex_for_stmt): Declared.
7907 (struct rdg_edge): New field level.
7908 (RDGE_LEVEL, free_rdg): New.
7909 (stores_from_loop, remove_similar_memory_refs,
7910 rdg_defs_used_in_other_loops_p,
7911 have_similar_memory_accesses): Declared.
7912 (rdg_has_similar_memory_accesses): New.
7913
7914 * lambda.h (dependence_level): New.
7915 * common.opt (ftree-loop-distribution): New.
7916 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
7917 (print_loop_ir): Renamed print_loops.
7918 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
7919 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
7920 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
7921 (tree-loop-distribution.o): Added.
7922 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7923 (mark_virtual_ops_in_bb): New.
7924 (print_loops_bb, debug_loop_num, debug_loop): New.
7925 * passes.c: Scheduled pass_loop_distribution.
7926
79272007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7928
7929 * graphite.c (scan_tree_for_params): Correct the number of columns
7930 for polylib format.
7931 (nb_flat_iterator): New.
7932 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
7933 (build_scop_iteration_domain): Correct the number of columns for
7934 polylib format.
7935
79362007-12-12 Sebastian Pop <sebastian.pop@amd.com>
7937
7938 * Merge from mainline (129697:130800).
7939
79402007-10-30 Sebastian Pop <sebastian.pop@amd.com>
7941
7942 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
7943 dominated by SCoP's exit.
7944 (graphite_transform_loops): Compute post dominators.
7945
79462007-10-28 Sebastian Pop <sebastian.pop@amd.com>
7947
7948 * Merge from mainline (127169:129697).
7949
79502007-10-28 Sebastian Pop <sebastian.pop@amd.com>
7951
7952 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
7953 parameter for the basic block that contains the expression. Use
7954 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
7955 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
7956 the expression.
7957 * graphite.h (gbb_loop): New.
7958 (GBB_LOOP): Removed.
7959
79602007-08-03 Sebastian Pop <sebpop@gmail.com>
7961
7962 * Makefile.in: Fix merge problem.
7963
79642007-08-03 Sebastian Pop <sebpop@gmail.com>
7965
7966 * Merge from mainline (125309:127169).
7967 * tree-loop-distribution.c: Disabled.
7968
79692007-06-05 Sebastian Pop <sebpop@gmail.com>
7970
7971 * Merge from mainline (r123693:125309).
7972
79732007-05-30 Sebastian Pop <sebpop@gmail.com>
7974
7975 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
7976 correct_modify_p
7977 (correct_modify_p, check_statements, number_of_lvalue_uses,
7978 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
7979 instead of MODIFY_EXPR.
7980 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
7981 and push new edges.
7982
79832007-05-24 Sebastian Pop <sebpop@gmail.com>
7984
7985 * tree-loop-distribution.c (struct rdg): Replace arrays by
7986 VECs for edges and vertices.
7987 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
7988 (RDGV_NB_PARTITIONS): New.
7989 (PRDG_NBV, PRDG_NBE): Removed.
7990 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
7991 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
7992 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
7993
79942007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
7995 Sebastian Pop <sebpop@gmail.com>
7996
7997 * doc/invoke.texi (-ftree-loop-distribution): Document.
7998 * tree-loop-distribution.c: New file.
7999 * tree-pass.h (pass_loop_distribution): Declared.
8000 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8001 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
8002 and set reversed_p.
8003 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
8004 (DDR_REVERSED_P): New.
8005 * common.opt (-ftree-loop-distribution): New.
8006 * tree-flow.h (distribute_loops): Declared.
8007 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
8008 * passes.c (init_optimization_passes): Schedule loop distribution.
8009
80102007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
8011
8012 * graphite.c (print_graphite_bb): Don't call dump_data_references.
8013 (print_scop): Don't print when scop is NULL.
8014 (build_scop_context, find_transform): Don't output to stderr.
8015
80162007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
8017
8018 * tree-data-ref.c: Don't include graphite.h.
8019 Comment out the code for printing data reference's scop.
8020 (build_access_matrix_with_af): Moved...
8021 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
8022 * graphite.c (build_access_matrix_with_af): ... here. Now static.
8023 (print_graphite_bb): Print basic block's schedule.
8024 (print_scop): Don't print the schedule, call cloog's pretty printer.
8025 (bb_in_scop_p): A basic block is in a scop only if it is both
8026 dominated and postdominated by the scop's entry and exit basic blocks.
8027 (function_parameter_p): New.
8028 (invariant_in_scop_p): Use function_parameter_p.
8029 (new_scop, save_scop): New.
8030 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
8031 save_scop.
8032 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
8033 (loop_in_scop_p): New.
8034 (scop_record_loop): Use loop_in_scop_p.
8035 (build_scop_domain): Renamed build_scop_iteration_domain.
8036 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
8037 nb_params_in_scop, build_scop_context, first_loop_in_scop,
8038 setup_cloog_loop, dot_scop_1, dot_scop): New.
8039 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
8040 (struct scop): Add a pointer to cloog's representation of a program.
8041
80422007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
8043
8044 * doc/invoke.texi (-ftree-check-verbose): Renamed
8045 -ftree-checks-verbose.
8046 * common.opt (flag_tree_check_verbose): Renamed
8047 flag_tree_checks_verbose.
8048 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
8049
80502007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
8051
8052 * configure: Regenerated.
8053 * config.in: Regenerated.
8054 * tree-ssa-loop.c (graphite_transforms): Execute
8055 graphite_transform_loops only when HAVE_cloog.
8056 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
8057 * graphite.c: Include polylibgmp.h and cloog.h.
8058 (graphite_transform_loops): Removed loops parameter.
8059 * tree-flow.h (graphite_transform_loops): Update declaration.
8060 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
8061 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
8062 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
8063 (OBJS-common): Remove dependence on graphite.o.
8064 (BACKEND): Depend on @GRAPHITE@.
8065
80662007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
8067
8068 * doc/invoke.texi (-ftree-check-verbose): Documented.
45489e99
SP		 8069 * gcc.dg/tree-checker/tree-checks-1.c: New.
8070 * gcc.dg/tree-checker/tree-checks-2.c: New.
8071 * gcc.dg/tree-checker/tree-checks-3.c: New.
8072 * gcc.dg/tree-checker/tree-checks-4.c: New.
8073 * gcc.dg/tree-checker/tree-checks.exp: New.
8074 * gcc.dg/tree-checker/condates.crp: New.
2abae5f1
SP		 8075 * common.opt (ftree-checks-verbose): New.
8076 * tree-check.c (tree_check_warning): Move extra stderr output
8077 under control of flag_tree_check_verbose.
8078
80792007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
8080
8081 * tree-match.c: Fix comments formatting.
8082 * tree-match.h: Fix comments formatting.
8083 * tree-check.c: Fix comments formatting.
8084 (tree_check_init): Restructure.
8085
80862007-04-12 Nic Volanschi <nic.volanschi@free.fr>
8087
8088 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
8089
80902007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8091
8092 * Merge from mainline (r120733:123693).
8093
80942007-03-20 Nic Volanschi <nic.volanschi@free.fr>
8095
8096 * condate.y: New file.
8097 * tree-match.h (struct patt_info_s): New field sign.
8098 (struct condate_s): New field msg.
8099 (normalize_condate, name_condate, add_condate): New.
8100 (conds[], condate_parse): Made extern.
8101 * tree-check.c (tree_check_warning): First arg changed to cond;
8102 warning reformatted.
8103 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
8104 (tree_scan): New.
8105 (tree_check): Process trivial condates.
8106 (read_delimited_string): Removed.
8107 (print_cond): Print name and msg.
8108 (conds[]): Made extern.
8109 (parse_tree_check_file_once): Rewritten to use the parser in
8110 condate.y.
8111 Processing of option --tree_check_string moved to tree_scan().
8112 * Makefile.in: Added condate.y
8113
81142007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
8115
8116 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
8117 Use VECs instead of varrays.
8118 * diagnostic.h (lazy_dump_generic_node): Update declaration.
8119 * Makefile.in (pretty-print.o): Depend on vec.h.
8120 * pretty-print.c: Include tree.h and vec.h.
8121 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
8122 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
8123 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
8124 pp_free_list): Use VECs instead of varrays.
8125 * pretty-print.h: Do not include varray.h.
8126 (struct tree_chunk_s): Declaration moved before its use.
8127 (output_buffer): Rename varray field to chunks.
8128 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
8129 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
8130 save_global_holes): Use VECs instead of varrays.
8131 * tree-match.h: Declare VECs of cfg_node, and hole_p.
8132 * tree-check.c (scan_cfg_stmts, push_node,
8133 print_matching_stmt): Removed.
8134 (tree_check_instance, push_global_holes_if_new, tree_check,
8135 execute_tree_check): Use VECs instead of varrays.
8136 (gate_tree_check): Don't execute the CFG check when basic_block_info
8137 is not available.
8138
81392007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
8140
8141 * Merge from mainline (r115016:120733).
8142
81432007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
8144
8145 * Merge from mainline (r117632:117661).
8146
81472007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
8148
8149 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
8150 * tree-pass.h (TDF_DEBUG, debug_p): New.
8151 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
8152 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
8153 get_loop_exit_condition, analyze_evolution_in_loop,
8154 analyze_initial_condition, analyze_scalar_evolution,
8155 instantiate_parameters, number_of_latch_executions): Use debug_p.
8156 * tree-chrec.c (chrec_apply): Use debug_p.
8157 * tree-data-ref.c: Include graphite.h.
8158 (dump_data_reference): Print also the access matrix.
8159 (analyze_array, analyze_indirect_ref, init_data_ref,
8160 analyze_offset_expr, address_analysis, object_analysis,
8161 create_data_ref, finalize_ddr_dependent,
8162 non_affine_dependence_relation, analyze_ziv_subscript,
8163 analyze_siv_subscript_cst_affine,
8164 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8165 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
8166 analyze_miv_subscript, analyze_overlapping_iterations,
8167 build_classic_dist_vector, subscript_dependence_tester,
8168 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
8169 (build_access_matrix_with_af): No longer static.
8170 * tree-data-ref.h (scop_p): ... declaration here.
8171 (data_reference.scop): New field.
8172 (DR_SCOP, DR_ACCESS_MATRIX): New.
8173 (build_access_matrix_with_af, dr_num_subscripts): Declared.
8174 * graphite.c (print_graphite_bb): Call dump_data_references.
8175 (print_scop): Use scop_nb_loops and scop_dim_domain.
8176 (test_for_scop_bound): Use debug_p.
8177 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
8178 scop_nb_params.
8179 (scop_loop_index): Moved...
8180 (scop_record_loop): New.
8181 (build_scop_loop_nests): Use scop_record_loop.
8182 (build_scop_domain): Use scop_dim_domain.
8183 (build_access_matrix): Implemented.
8184 (build_scop_canonical_schedules): Use scop_nb_loops.
8185 (build_graphite_bb): Initialize GBB_SCOP.
8186 * graphite.h (scop_p): Moved...
8187 (graphite_bb.scop): New field.
8188 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
8189 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
8190 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
8191 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
8192 scop_loop_index): New.
8193 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
8194
81952007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
8196
8197 * Merge from mainline (r117661:120450).
8198
81992006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
8200
8201 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
8202 at the first declaration outside the varying loop, instantiate as
8203 far as possible.
8204 * tree-chrec.c (for_each_scev_op): New.
8205 * tree-chrec.h (for_each_scev_op): Declared.
8206 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
8207 * tree-data-ref.c (get_references_in_stmt,
8208 find_data_references_in_stmt): New, from trunk.
8209 (find_data_references_in_loop): Use get_references_in_stmt
8210 and find_data_references_in_loop, modified as in trunk.
8211 (build_access_matrix_with_af): New.
8212 * tree-data-ref.h (data_reference): Add a field access_matrix.
8213 (data_ref_loc): New, as in trunk.
8214 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
8215 invariant_in_scop_p, param_index, scan_tree_for_params,
8216 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
8217 idx_record_param, idx_record_params, build_access_matrix,
8218 build_scop_data_accesses, build_scop_canonical_schedules,
8219 build_graphite_bb, build_scop_bbs, find_params_in_bb,
8220 build_scop_params): New.
8221 * graphite.h (graphite_bb): New.
8222 (scop): Add fields static_schedule, params, loop_nest,
8223 iteration_domain.
8224 * lambda.h: Declare vecs of lambda_matrix.
8225 * tree-flow.h (print_loop_ir_bb): Declared.
8226 * tree-cfg.c (print_loop_ir_bb): New.
8227 (print_loop): Use print_loop_ir_bb.
8228
82292006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
8230
8231 * Merge from mainline (r115016:117632).
8232
82332006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
8234
8235 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
8236 break due to a warning.
8237
82382006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
8239
8240 * graphite.c (print_scops, debug_scops): New.
8241 (graphite_transform): Renamed graphite_find_transform.
8242 * graphite.h (debug_scops): Declared.
8243
82442006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
8245
8246 * tree-match.c: Reformat following the GNU style.
8247 * tree-match.h: Reformat following the GNU style.
8248 * tree-pattern.h: Removed empty file.
8249 * Makefile.in: Remove references to tree-pattern.h.
8250 * tree-check.c: Reformat following the GNU style.
8251 (execute_tree_check): Move gate condition code to...
8252 (gate_tree_check): ...here. New function.
8253 (pass_check): Use the gate function.
8254
82552006-07-04 Nic Volanschi <nic.volanschi@free.fr>
8256
8257 * tree-pattern.h: New. Tree pattern matching and checking using
8258 concrete syntax.
8259 * tree-check.c: New. Tree/CFG checking pass.
8260 * tree-match.c: New. Library for tree pattern matching.
8261 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
8262 * toplev.c, flags.h: Add globals for tree-check pass.
8263 * Makefile.in: Integrate the files in tree-check pass.
8264 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
8265 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
8266 Introduce a "lazy" pretty-print mode.
8267 * tree.c, tree.h: Add tree_name.
8268
82692006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
8270
8271 * doc/invoke.texi (-fgraphite): Correct typo.
8272 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
8273 use of print_loop_ir.
45489e99
SP		 8274 * gcc.dg/graphite/scop-1.c: New.
8275 * gcc.dg/graphite/scop-2.c: New.
8276 * gcc.dg/graphite/graphite.exp: New.
2abae5f1
SP		 8277 * graphite.c: Include domwalk.h.
8278 (print_scop): Print only the entry and exit blocks.
8279 (debug_scop): No longer static.
8280 (affine_expr): Fix formating. Return also true when the expression is
8281 constant.
8282 (stmt_simple_for_scop_p): Fix formating.
8283 (build_scops): Use domwalk.
8284 (get_loop_start, end_scop, test_for_scop_bound): New.
8285 (graphite_transform_loops): Avoid printing on stderr.
8286 * graphite.h (debug_scop): Declared.
8287 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
8288 * Makefile.in (graphite.o): Depend on domwalk.h.
8289 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
8290 declarations for static functions.
8291 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
8292 controlling output verbosity.
8293
82942006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
8295 Plesco Alexandru <shurikx@gmail.com>
8296
8297 * doc/invoke.texi (-fgraphite): Document.
8298 * tree-pass.h (pass_graphite_transforms): Declared.
8299 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
8300 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
8301 (pass_graphite_transforms): Defined.
8302 * tree-data-ref.c (free_data_ref, data_reference): Extern.
8303 * tree-data-ref.h (free_data_ref, data_reference): Declared.
8304 * graphite.c, graphite.h: New.
8305 * common.opt (fgraphite): Declared.
8306 * tree-flow.h (graphite_transform_loops): Declared.
8307 * Makefile.in (OBJS-common): Add graphite.o.
8308 (graphite.o): New rule.
8309 * passes.c (pass_graphite_transforms): Scheduled.
8310
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