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Add testcase for PR45758.
[thirdparty/gcc.git] / gcc / ChangeLog.graphite
CommitLineData
d42ff7d1 12010-09-23 Sebastian Pop <sebastian.pop@amd.com>
2
3 PR middle-end/45758
4 * gfortran.dg/graphite/pr45758.f90: New.
5
ef0c3d68 62010-09-23 Sebastian Pop <sebastian.pop@amd.com>
7
8 * graphite-scop-detection.c (is_scop_p): Free bblist.
9
27ac41fd 102010-09-23 Sebastian Pop <sebastian.pop@amd.com>
11
12 * graphite-clast-to-gimple.c (compute_bounds_for_level): Free le
13 and ps.
14 * graphite-poly.c (pbb_number_of_iterations_at_time): Free le and
15 domain.
16 * graphite-sese-to-poly.c (add_upper_bounds_from_estimated_nit):
17 Do not allocate ub_expr, it is passed in initialized.
18
acad129f 192010-09-21 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
20
21 * common.opt (fgraphite-dump-cloog): New flag.
22 * doc/invoke.texi (-fgraphite-dump-cloog): Documented.
23 * graphite-clast-to-gimple.c (init_cloog_input_file): New.
24 (build_cloog_prog): Dump CLooG input file when
25 flag_graphite_dump_cloog is set.
26 * graphite-cloog-compat.h (cloog_program_dump_cloog): New.
27
282010-09-20 Sebastian Pop <sebastian.pop@amd.com>
29
30 Revert previous patch "New flag: -fgraphite-dump-cloog."
31
322010-09-20 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
33
34 * common.opt (fgraphite-dump-cloog): New flag.
35 * doc/invoke.texi (-fgraphite-dump-cloog): Documented.
36 * graphite-clast-to-gimple.c (init_cloog_input_file): New.
37 (build_cloog_prog): Dump CLooG input file when
38 flag_graphite_dump_cloog is set.
39
c0baaa7a 402010-09-20 Sebastian Pop <sebastian.pop@amd.com>
41
42 * graphite-clast-to-gimple.c (graphite_verify): Remove call to
43 verify_dominators for CDI_POST_DOMINATORS.
44 * sese.h: Remove comment about CDI_POST_DOMINATORS.
45 (recompute_all_dominators): Remove call to free_dominance_info
46 for CDI_POST_DOMINATORS. Remove call to calculate_dominance_info
47 for CDI_POST_DOMINATORS.
48
dd37d9f7 492010-09-09 Sebastian Pop <sebastian.pop@amd.com>
50
51 * graphite-poly.c (pbb_number_of_iterations_at_time): Only iterate
52 over pbb_dim_iter_domain.
53
f58b534d 542010-09-09 Sebastian Pop <sebastian.pop@amd.com>
55
56 * graphite-flattening.c: Fix comments.
57
d60a90cc 582010-09-09 Sebastian Pop <sebastian.pop@amd.com>
59
60 * Makefile.in (OBJS-common): Add graphite-flattening.o.
61 (graphite-flattening.o): New rule.
62 * common.opt (floop-flatten): New flag.
63 * doc/invoke.texi (-floop-flatten): Documented.
64 * graphite-flattening.c: New.
65 * graphite-poly.c (apply_poly_transforms): Call flatten_all_loops.
66 * graphite-poly.h (flatten_all_loops): Declared.
67 (lst_remove_loop_and_inline_stmts_in_loop_father): New.
68 * tree-ssa-loop.c (gate_graphite_transforms): When flag_loop_flatten
69 is set, also set flag_graphite.
70
079f4f8c 712010-09-09 Sebastian Pop <sebastian.pop@amd.com>
72
73 * graphite-poly.c (cloog_checksum): New.
74 * graphite-poly.h (cloog_checksum): Declared.
75
bd432164 762010-09-09 Sebastian Pop <sebastian.pop@amd.com>
77
78 * graphite-poly.c (pbb_number_of_iterations): Removed.
79 (pbb_number_of_iterations_at_time): Correctly compute the number
80 of iterations in the transformed loop.
81 * graphite-poly.h (pbb_number_of_iterations): Removed.
82
119c0edf 832010-09-09 Sebastian Pop <sebastian.pop@amd.com>
84
85 * graphite-poly.h (lst_update_scattering_seq): Removed.
86 (lst_update_scattering): Correctly handle outermost loop dewey
87 renumbering.
88
63835205 892010-09-09 Sebastian Pop <sebastian.pop@amd.com>
90
91 * graphite-blocking.c (pbb_strip_mine_profitable_p): Renamed
92 lst_strip_mine_profitable_p. Call lst_niter_for_loop.
93 * graphite-poly.h (lst_niter_for_loop): New.
94
416d9c24 952010-09-09 Sebastian Pop <sebastian.pop@amd.com>
96
97 * graphite-poly.c (apply_poly_transforms): Do not abort when the
98 transform read from disk is not legal. Call fatal_error instead.
99
d2cd543b 1002010-09-09 Sebastian Pop <sebastian.pop@amd.com>
101
102 * graphite-poly.c (print_pbb_body): Add missing closing parenthesis.
103 (print_scop_header): Removed. Inlined in the only call place...
104 (print_scop): ... here.
105
323be14f 1062010-09-09 Sebastian Pop <sebastian.pop@amd.com>
107
108 * graphite-poly.h (lst_dewey_number): Use FOR_EACH_VEC_ELT.
109
37336b6b 1102010-09-02 Vladimir Kargov <kargov@gmail.com>
111
112 * graphite-scop-detection.c (is_valid_expr_p, is_valid_loop_p): New.
113 (is_valid_stmt_p): Add data reference and operation-specific checks.
114 (is_valid_bb_p): Change structure, add loop validity check.
115 (is_scop_p): Move the TODO list
116 (find_scops_new): New.
117 (build_scops_new): Move part of functionality to find_scops_new and
118 build_scops. Add necessary steps for successful SCoP construction.
119 (build_scops): Compute SCoP sets for both detection algorithms, choose
120 the resulting one depending on static condition.
121
e7560952 1222010-08-24 Sebastian Pop <sebastian.pop@amd.com>
123
124 * graphite-poly.c (graphite_read_scop_file): Fix uninitialize warning.
125
97b0e4df 1262010-08-24 Sebastian Pop <sebastian.pop@amd.com>
127
128 * graphite-dependences.c (dot_deps): Avoid set but not used warning.
129 (dot_deps_stmt): Same.
130 * graphite-poly.c (dot_lst): Same.
131
c7f969c4 1322010-08-23 Sebastian Pop <sebastian.pop@amd.com>
133
134 * graphite-blocking.c (scop_do_strip_mine): Do not call
135 graphite_legal_transform.
136 (scop_do_block): Same.
137
168e8fc0 1382010-08-20 Vladimir Kargov <kargov@gmail.com>
139
140 * graphite-scop-detection.c (graphite_can_represent_loop): Correct the
141 description.
142
36f62589 1432010-08-20 Sebastian Pop <sebastian.pop@amd.com>
144
145 PR middle-end/45230
146 * gcc.dg/graphite/id-pr45230.c: New.
147
3e0b5bba 1482010-08-20 Sebastian Pop <sebastian.pop@amd.com>
149
150 * tree-scalar-evolution.c (instantiate_array_ref): New.
151 (instantiate_scev_r): Also handle ARRAY_REFs.
152
a05095f9 1532010-08-20 Sebastian Pop <sebastian.pop@amd.com>
154
155 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
156 Do not check for VAR_DECL, PARM_DECL, FUNCTION_DECL, LABEL_DECL,
157 RESULT_DECL, and FIELD_DECL. Return false for an
158 SSA_NAME_IS_DEFAULT_DEF.
159 (compute_scalar_evolution_in_loop): Do not further analyze the
160 scalar evolution when no_evolution_in_loop_p returns true.
161
bef5a5f5 1622010-08-20 Sebastian Pop <sebastian.pop@amd.com>
163
164 * tree-chrec.h (evolution_function_is_affine_p): Do not check
165 whether CHREC_LEFT is invariant. A function is affine when
166 CHREC_RIGHT is invariant.
167
7ba04629 1682010-08-20 Sebastian Pop <sebastian.pop@amd.com>
169
170 * graphite-sese-to-poly.c (reduction_phi_p): Remove check for
171 is_gimple_reg.
172 (rewrite_degenerate_phi): Same.
173 (rewrite_reductions_out_of_ssa): Add check for is_gimple_reg.
174
e3135850 1752010-08-18 Vladimir Kargov <kargov@gmail.com>
176
177 * graphite-scop-detection.c (graphite_can_represent_scev,
7ba04629 178 graphite_can_represent_expr, stmt_has_simple_data_refs_p,
e3135850 179 graphite_can_represent_loop): Remove outermost_loop.
180
a4a4b66a 1812010-08-17 Sebastian Pop <sebastian.pop@amd.com>
182
183 PR middle-end/45229
184 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Do not
185 handle GIMPLE_CALLs with no LHS.
186
0d5d0b4d 1872010-08-17 Riyadh Baghdadi <baghdadi.mr@gmail.com>
188 Sebastian Pop <sebastian.pop@amd.com>
189
190 * gcc.dg/graphite/graphite.exp: Add test rules for openscop read/write.
191 Call remove-build-file to clean up the generated *.graphite files.
192
1932010-08-17 Riyadh Baghdadi <baghdadi.mr@gmail.com>
1aefcf09 194
195 * doc/invoke.texi (debugging options): Update documentation.
196 (-floop-interchange): Same.
197 (-flopp-strip-mine): Same.
198 (-floop-block): Same.
199 (-fgraphite-read): Add documentation.
200 (-fgraphite-write): Same.
201
0d5d0b4d 2022010-08-17 Riyadh Baghdadi <baghdadi.mr@gmail.com>
91a594b4 203
204 * toplev.c (process_options): Disable graphite loop optimization
205 options when -fgraphite-read flag is used.
206
c64f5631 2072010-08-17 Riyadh Baghdadi <baghdadi.mr@gmail.com>
208
209 * graphite-poly.c (init_graphite_out_file): New.
210 (init_graphite_in_file): New.
211 (apply_poly_transforms): Updated to enable reading and writing of
212 multiple scop files.
213 * toplev.c (init_asm_output): Remove graphite in/out file initialization.
214
629787af 2152010-08-17 Tobias Grosser <grosser@fim.uni-passau.de>
216
217 * graphite-scop-detection.c (graphite_can_represent_scev): Remove
218 redundant checks.
219
3648398c 2202010-08-12 Sebastian Pop <sebastian.pop@amd.com>
221
222 * graphite-clast-to-gimple.c (precision_for_value): Adjust
223 computation of precision by 1.
224
63b03ccf 2252010-08-12 Riyadh Baghdadi <baghdadi.mr@gmail.com>
226
227 * graphite-cloog-util.c (openscop_read_cloog_matrix): New.
228 (openscop_read_polyhedron_matrix): New.
229 * graphite-cloog-util.h (openscop_read_polyhedron_matrix): Declared.
230 (openscop_read_N_int): Same.
231 * graphite-poly.c (openscop_read_N_int): New.
232 (openscop_read_one_int): New.
233 (openscop_read_N_string): New.
234 (openscop_read_one_string): New.
235 (openscop_read_powerset_matrix): New.
236 (graphite_read_transforms): Remove.
237 (graphite_read_scatt): New.
238 (graphite_read_scop_file): New.
239 (apply_poly_transforms): Updated to call graphite_read_scop_file.
240
f2459691 2412010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
242
243 * graphite-poly.c: Change include order.
244
f366948c 2452010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
246
247 * graphite-cloog-compat.h (cloog_matrix_ncolumns): New.
248 (cloog_matrix_nrows): New.
249
086610eb 2502010-08-11 Riyadh Baghdadi <baghdadi.mr@gmail.com>
251
252 * graphite-cloog-util.c (openscop_print_cloog_matrix): Remove spaces
253 from matrix lines.
254 * graphite-poly.c (openscop_print_scattering_function_1): Same.
255 (print_scattering_function_1): Same.
256 (openscop_print_pbb_domain): Same.
257 (openscop_print_scop_context): Same.
258 (print_scop_context): Same.
259
c8f5df71 2602010-08-11 Riyadh Baghdadi <baghdadi.mr@gmail.com>
261
262 * graphite-poly.c (openscop_print_pdr_polyhedron): Fix indentation.
263 (openscop_print_pdr_polyhedron): Print pph.
264
650f2420 2652010-07-29 Sebastian Pop <sebastian.pop@amd.com>
266
267 * gcc.dg/graphite/graphite.exp: Add compile rules for vect-* files.
268 * gfortran.dg/graphite/graphite.exp: Same.
269 * gcc.dg/graphite/vect-pr43423.c: New.
270
be90fd3f 2712010-07-29 Sebastian Pop <sebastian.pop@amd.com>
272
273 * graphite-clast-to-gimple.c (gcc_type_for_interval): Generate in
274 priority signed types.
275
e84af3c1 2762010-07-29 Sebastian Pop <sebastian.pop@amd.com>
277
278 * graphite-clast-to-gimple.c (max_signed_precision_type): Remove the call
279 to lang_hooks.types.type_for_size. Call build_nonstandard_integer_type.
280
8c4b14b0 2812010-07-29 Riyadh Baghdadi <baghdadi.mr@gmail.com>
282
283 * graphite-cloog-util.c (openscop_print_cloog_matrix): New.
284 (openscop_print_polyhedron_matrix): New.
285 * graphite-cloog-util.h (openscop_print_polyhedron_matrix): Declared.
286 * graphite-poly.c (openscop_print_pdr_polyhedron): Same.
287 (openscop_print_pdr_powerset): New.
288 (openscop_print_powerset_matrix): New.
289 (openscop_print_scattering_function_1): New.
290 (print_scattering_function): Add support for scattering names and
291 OpenScop format.
292 (graphite_write_transforms): Remove.
293 (apply_poly_transforms): Updated to call print_scop.
294 (print_pdr_access_layout): Updated to support OpenScop format.
295 (print_pdr): Same.
296 (openscop_print_pbb_domain): New.
297 (print_pbb_body): Added a parameter to allow indicating that pbb_body is
298 not provided.
299 (print_pbb): Updated to call the new print_pbb_body.
300 (openscop_print_scop_context): New.
301 (print_scop_header): New.
302 (print_scop): Updated to call print_scop_header.
303 * graphite-poly.h: Document OpenScop format.
304
68a6a8ba 3052010-07-29 Sebastian Pop <sebastian.pop@amd.com>
306
307 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add back
308 the case removed in the previous patch, when the only phi argument
309 is defined in the same loop as the phi node itself. Handle it
310 separately from the invariant case by both propagating it outside
311 the region and replacing the phi node with an assign.
312
51ec8951 3132010-07-28 Sebastian Pop <sebastian.pop@amd.com>
314
315 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): The only
316 constant phi nodes with one argument are is_gimple_min_invariant
317 and SSA_NAME_IS_DEFAULT_DEF.
318
319 * gfortran.dg/graphite/id-22.f: New.
320
04b8cadb 3212010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
322
f0fc00f2 323 * graphite.c (graphite_initialize): Do not initialize
324 CLooG and initialize the Parma Polyhedra Library
325 manually when using CLOOG_ORG.
326 (graphite_finalize): Do not finalize CLooG and finalize
327 the Parma Polyhedra Library manually when using CLOOG_ORG.
328 * graphite-cloog-compat.h (cloog_initialize): Hide function
329 when using CLOOG_ORG.
330 (cloog_finalize): Same.
331
a2c572ef 3322010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
f0fc00f2 333
04b8cadb 334 * graphite-clast-to-gimple.c (free_scattering): Change
335 CloogDomainList/CloogDomain to CloogScatteringList/CloogScattering
336 (CLOOG_ORG).
337 (build_cloog_prog): Same.
338 * graphite-cloog-compat.h (cloog_domain): Removed.
339 (cloog_scattering): New.
340 (cloog_set_domain): Removed.
341 (cloog_set_scattering): New.
342 (cloog_next_domain): Removed.
343 (cloog_next_scattering): New.
344 (cloog_set_next_domain): Removed.
345 (cloog_set_next_scattering): New.
346 (CloogScatteringList): New.
347 (CloogScattering): New.
348 (cloog_scattering_free): New.
349 (new_Cloog_Scattering_from_ppl_Polyhedron): New.
350 * graphite-cloog-util.c (new_Cloog_Scattering_from_ppl_Polyhedron):
351 New.
352
08a88144 3532010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
354
355 * graphite-clast-to-gimple.c (build_cloog_prog): Extend with
356 CloogState.
357 (set_cloog_options): Same.
358 (print_clast_stmt): Same.
359 (scop_to_clast): Same.
360 (print_generated_program): Same.
361 (gloog): Same.
362 * graphite-clast-to-gimple.h: Include graphite-cloog-util.h.
363 (scop_to_clast): Extend with CloogState.
364 * graphite-cloog-util.c: Include graphite-cloog-compat.h
365 (new_Cloog_Domain_from_ppl_Polyhedron):
366 Extend with CloogState. Use cloog_domain_from_cloog_matrix (CLOOG_ORG).
367 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Extend with CloogState.
368 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
369 * graphite-cloog-util.h (build_cloog_prog): Same.
370 * graphite-cloog-copat.h (build_cloog_prog): New.
371 (CloogState): New.
372 (cloog_state_malloc): New.
373 (cloog_state_free): New.
374 (cloog_loop_malloc): New.
375 (cloog_options_malloc): New.
376 (cloog_statement_alloc): New.
377 (cloog_domain_from_cloog_matrix): New.
378 (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
379 (new_Cloog_Domain_from_ppl_Polyhedron): New.
380
2e6bc1c7 3812010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
382
383 * graphite-clast-to-gimple.c (clast_name_to_gcc): Parameter
384 type of NAME now depends on used CLooG version.
385 (clast_to_gcc_expression): Replace expr_* with clast_expr_*.
386 (gcc_type_for_clast_expr): Same.
387 (print_clast_stmt): Replace pprint with clast_pprint.
388 * graphite-cloog-compat.h: Provide compatibility macros for
389 CLooG Legacy.
390 (clast_name_p): New.
391 (clast_expr_term): New.
392 (clast_expr_red): New.
393 (clast_expr_bin): New.
394 (clast_pprint): New.
395
ebd32a89 3962010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
397
398 * graphite-clast-to-gimple.c (set_cloog_options): Make CLooG options
399 compatible to newer CLooG releases (CLOOG_ORG).
400 (build_cloog_prog): Pass CloogOptions to more functions (CLOOG_ORG).
401 (scop_to_clast): Pass CloogOptions to build_cloog_prog (CLOOG_ORG).
402 * graphite-cloog-compat.h: Add compatibility macros for CLooG Legacy.
403 (build_cloog_prog) : New.
404 (cloog_program_extract_scalars): New.
405 (cloog_program_scatter): New.
406
1b2c23d4 4072010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
408
409 * graphite-clast-to-gimple.c: Include graphite-cloog-compat.h
410 conditionally (CLOOG_ORG).
411 * graphite-cloog-compat.h: New. Include graphite-cloog-compat.h.
412 (cloog_statement_usr): New.
413 (cloog_domain): Same.
414 (cloog_set_domain): Same.
415 (cloog_next_domain): Same.
416 (cloog_set_next_domain): Same.
417 (cloog_program_nb_scattdims): Same.
418 (cloog_program_set_nb_scattdims): Same.
419 (cloog_program_names): Same.
420 (cloog_program_set_names): Same.
421 (cloog_program_set_context): Same.
422 (cloog_program_set_loop): Same.
423 (cloog_program_blocklist): Same.
424 (cloog_program_set_blocklist): Same.
425 (cloog_program_scaldims): Same.
426 (cloog_program_set_scaldims): Same.
427 (cloog_names_nb_parameters): Same.
428 (cloog_names_set_nb_parameters): Same.
429 (cloog_names_parameters): Same.
430 (cloog_names_set_parameters): Same.
431 (cloog_names_set_nb_iterators): Same.
432 (cloog_names_set_iterators): Same.
433 (cloog_names_set_nb_scattering): Same.
434 (cloog_names_set_scattering): Same.
435 (cloog_statement_set_usr): Same.
436 (cloog_loop_set_next): Same.
437 (cloog_loop_set_domain): Same.
438 (cloog_loop_set_block): Same.
439 (cloog_block_list_next): Same.
440 (cloog_block_list_set_next):
441 (cloog_block_list_set_block): Same.
442
c9a67530 4432010-07-27 Sebastian Pop <sebastian.pop@amd.com>
444
445 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Returns
446 a bool.
447 (rewrite_commutative_reductions_out_of_ssa_close_phi): Same.
448 (rewrite_commutative_reductions_out_of_ssa_loop): Same.
449 (rewrite_cross_bb_scalar_deps_out_of_ssa): Call scev_reset_htab
450 when something has been changed.
451 (rewrite_commutative_reductions_out_of_ssa): Same.
452
453 * gcc.dg/graphite/id-26.c: New.
454
ed455480 4552010-07-26 Sebastian Pop <sebastian.pop@amd.com>
456
457 * graphite-sese-to-poly.c (propagate_expr_outside_region): Also
458 handle the case when def is in the sese region.
459 (rewrite_close_phi_out_of_ssa): Call propagate_expr_outside_region
460 for invariant expressions.
461 (rewrite_cross_bb_phi_deps): Removed.
462 (rewrite_cross_bb_scalar_deps): Also handle GIMPLE_PHI nodes.
463 (rewrite_cross_bb_scalar_deps_out_of_ssa): Do not call
464 rewrite_cross_bb_phi_deps.
465
72085fb7 4662010-07-26 Sebastian Pop <sebastian.pop@amd.com>
467
468 * graphite-sese-to-poly.c
469 (rewrite_commutative_reductions_out_of_ssa_loop): Call
470 scev_analyzable_p only on is_gimple_reg
471
472 * gcc.dg/graphite/id-25.c: New.
473
5d21c24a 4742010-07-22 Sebastian Pop <sebastian.pop@amd.com>
475
476 * graphite-sese-to-poly.c (propagate_expr_outside_region): New.
477 (rewrite_close_phi_out_of_ssa): Propagate constant values or
478 parametric expressions outside the scop region.
479 (rewrite_cross_bb_scalar_deps): Same.
480 * sese.c (rename_uses): Use NULL_TREE instead of NULL for trees.
481
482 * gcc.dg/graphite/run-id-5.c: New.
483 * gcc.dg/graphite/run-id-6.c: New.
484 * gfortran.dg/graphite/id-21.f: New.
485
a865acd7 4862010-07-22 Sebastian Pop <sebastian.pop@amd.com>
487
488 * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Use
489 SSA_NAME_DEF_STMT only on SSA_NAMEs.
490
491 * gcc.dg/graphite/id-24.c: New.
492
52f57b4e 4932010-07-22 Sebastian Pop <sebastian.pop@amd.com>
494
495 * tree-scalar-evolution.c (instantiate_scev_name): Do not
496 instantiate default definitions.
497
c07c57fb 4982010-07-20 Vladimir Kargov <kargov@gmail.com>
499
500 * graphite-scop-detection.c (is_valid_stmt_p): New.
501 (is_valid_bb_p): New.
502
259c0e44 5032010-07-20 Vladimir Kargov <kargov@gmail.com>
504 Sebastian Pop <sebastian.pop@amd.com>
505
506 * cfgloop.c (is_loop_exit): Renamed loop_exits_to_bb_p.
507 (loop_exits_from_bb_p): New.
508 * cfgloop.h (is_loop_exit): Renamed loop_exits_to_bb_p.
509 (loop_exits_from_bb_p): Declared.
510 * graphite-scop-detection.c (scopdet_basic_block_info): Call
511 loop_exits_to_bb_p.
512
000edd14 5132010-07-20 Vladimir Kargov <kargov@gmail.com>
514
515 * refined-regions.c: Include tree-pass.h, cfgloop.h, gimple.h, and
516 tree-data-ref.h.
517 (dot_regions_1): New.
518 (dot_regions): New.
519 * refined-regions.h (dot_regions): Declared.
520 * Makefile.in (refined-regions.o): Update dependences.
521
38f26d41 5222010-07-20 Sebastian Pop <sebastian.pop@amd.com>
523
524 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add an
525 extra parameter for the region. Call scev_analyzable_p.
526 (rewrite_reductions_out_of_ssa): Update call to
527 rewrite_close_phi_out_of_ssa.
528 (rewrite_cross_bb_phi_deps): Same.
529 (rewrite_commutative_reductions_out_of_ssa_loop): Add an extra
530 parameter for the region. Call scev_analyzable_p.
531 (rewrite_commutative_reductions_out_of_ssa): Update call to
532 rewrite_commutative_reductions_out_of_ssa_loop.
533
e075a7a2 5342010-07-20 Sebastian Pop <sebastian.pop@amd.com>
535
536 * gcc.dg/tree-ssa/pr20742.c: New.
537
39888e8f 5382010-07-15 Sebastian Pop <sebastian.pop@amd.com>
539
540 * sese.c (rename_uses): Call unshare_expr before force_gimple_operand.
541
542 * gcc.dg/graphite/id-23.c: New.
543
15822b8e 5442010-07-15 Sebastian Pop <sebastian.pop@amd.com>
545
546 * graphite-sese-to-poly.c (reduction_phi_p): Do not rewrite out of
547 SSA scalar phi nodes that can be scev_analyzable_p.
548
549 * gfortran.dg/graphite/id-20.f: Adjust testcase.
550
49253930 5512010-07-15 Sebastian Pop <sebastian.pop@amd.com>
552
553 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Correctly
554 handle SSA_NAME_IS_DEFAULT_DEF.
555
bac2de0b 5562010-07-15 Sebastian Pop <sebastian.pop@amd.com>
557
558 * sese.c (rename_uses): Handl unconditionally gimple_debug statements.
559
560 * gcc.dg/graphite/pr42729.c: New.
561
55c89f69 5622010-07-15 Sebastian Pop <sebastian.pop@amd.com>
563
564 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Special
565 case non close-phi nodes with one argument.
566
32a6e336 5672010-07-15 Sebastian Pop <sebastian.pop@amd.com>
568
569 * sese.h (scev_analyzable_p): Scevs could be expressions without
570 chrecs and still be scev_analyzable_p.
571
a73166c0 5722010-07-15 Sebastian Pop <sebastian.pop@amd.com>
573
574 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
575
18046220 5762010-07-15 Sebastian Pop <sebastian.pop@amd.com>
577
578 * cfgloop.c (alloc_loop): Remove initialization of loop->single_iv.
579 * cfgloop.h (struct loop): Remove single_iv field.
580 * graphite-sese-to-poly.c (graphite_loop_normal_form): Removed.
581 (scop_canonicalize_loops): Removed.
582 (scop_ivs_can_be_represented): Do not use loop->single_iv. Iterate
583 over all the loop phi nodes in loop->header.
584 (build_poly_scop): Remove use of scop_canonicalize_loops.
585
b19b9f62 5862010-07-15 Sebastian Pop <sebastian.pop@amd.com>
587
588 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Also
589 handle GIMPLE_CALL.
590
9e4cd968 5912010-07-15 Sebastian Pop <sebastian.pop@amd.com>
592
593 * tree-chrec.c (chrec_apply): Should only apply to the specified
594 variable. Also handle multivariate chains of recurrences that
595 satisfy evolution_function_is_affine_p. Also handle CASE_CONVERT.
596
4ed27c8e 5972010-07-15 Sebastian Pop <sebastian.pop@amd.com>
598
599 * graphite-clast-to-gimple.c (debug_clast_name_index): Removed.
600 (debug_clast_name_indexes_1): Removed.
601 (debug_clast_name_indexes): Removed.
602 (pbb_to_depth_to_oldiv): Removed.
603 (build_iv_mapping): Replace the use of rename_map with iv_map.
604 (translate_clast_user): Remove uses of rename_map. Allocate and
605 free iv_map.
606 (translate_clast_for_loop): Remove uses of rename_map.
607 (translate_clast_for): Same.
608 (translate_clast_guard): Same.
609 (translate_clast): Same.
610 (gloog): Same.
611 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Removed.
612 * graphite-sese-to-poly.c (scev_analyzable_p): Moved...
613 * sese.c (set_rename): Now static.
614 (rename_variables_in_stmt): Removed.
615 (rename_uses): New.
616 (is_parameter): Removed.
617 (is_iv): Removed.
618 (expand_scalar_variables_call): Removed.
619 (expand_scalar_variables_ssa_name): Removed.
620 (expand_scalar_variables_expr): Removed.
621 (expand_scalar_variables_stmt): Removed.
622 (expand_scalar_variables): Removed.
623 (rename_variables): Removed.
624 (remove_condition): Removed.
625 (get_true_edge_from_guard_bb): Removed.
626 (get_false_edge_from_guard_bb): Removed.
627 (struct igp): Removed.
628 (default_before_guard): Removed.
629 (convert_for_phi_arg): Removed.
630 (add_guard_exit_phis): Removed.
631 (insert_guard_phis): Removed.
632 (graphite_copy_stmts_from_block): Now also uses iv_map and a
633 region. Do not copy conditions. Do not copy induction variables.
634 Call rename_uses.
635 (copy_bb_and_scalar_dependences): Allocate a local rename_map for
636 the translated statement. Use the iv_map for the induction
637 variable renaming.
638 * sese.h (copy_bb_and_scalar_dependences): Update declaration.
639 (set_rename): Removed declaration.
640 (scev_analyzable_p): ...here.
641 * tree-chrec.c (chrec_apply_map): New.
642 * tree-chrec.h (chrec_apply_map): Declared.
643
5b87c555 6442010-07-15 Sebastian Pop <sebastian.pop@amd.com>
645
646 * graphite-clast-to-gimple.c (translate_clast_for_loop): Do not call
647 insert_loop_close_phis.
648 * sese.c (name_defined_in_loop_p): Removed.
649 (expr_defined_in_loop_p): Removed.
650 (alive_after_loop): Removed.
651 (close_phi_not_yet_inserted_p): Removed.
652 (struct alep): Removed.
653 (add_loop_exit_phis): Removed.
654 (insert_loop_close_phis): Removed.
655
2c4340a8 6562010-07-15 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
657
5b87c555 658 * graphite-cloog-util.c (cloog_matrix_to_ppl_constraint): Fix flipped
659 condition.
660 * graphite-poly.c (psct_scattering_dim_for_loop_depth): Same.
2c4340a8 661
38df5b0a 6622010-07-07 Sebastian Pop <sebastian.pop@amd.com>
663
664 * gfortran.dg/graphite/id-20.f: New.
665
e0e27d35 6662010-07-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
667
668 * graphite-cloog-util.h: Added cloog.h.
669 * graphite-blocking.c: Removed cloog.h.
670 * graphite-dependences.c: Same.
671 * graphite-interchange.c: Same.
672 * graphite-poly.c: Same.
673 * graphite-ppl.c: Same.
674 * graphite-scop-detection.c: Same.
675 * graphite-sese-to-poly.c:
676 Removed cloog.h.
677 Removed graphite-clast-to-gimple.h.
678 (check_poly_representation): Removed (unused).
679 * graphite-sese-to-poly.h
680 (check_poly_representation): Removed (unused).
681
30185452 6822010-07-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
683
684 * Makefile.in
685 (OBJS-common): Added graphite-cloog-util.o.
686 (graphite-clast-to-gimple.o): Added graphite-cloog-util.h.
687 (graphite-cloog-util.o): New.
688 (graphite-ppl.o): Added graphite-cloog-util.h.
689 * graphite-clast-to-gimple.c:
690 Added graphite-cloog-util.h to include statements.
691 * graphite-cloog-util.c: New.
692 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.c.
693 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
694 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
695 (new_C_Polyhedron_from_Cloog_Matrix): Same.
696 (ppl_Constrain_System_number_of_constraints): Same.
697 (new_Cloog_Matrix_from_ppl_Constraint_System): Same.
698 (oppose_constraint): Same.
699 (cloog_matrix_to_ppl_constraint): Same.
700 (new_Constraint_System_from_Cloog_Matrix): Same.
701 (insert_constraint_into_matrix): Same. Declared static.
702 * graphite-cloog-util.h: New.
703 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.h.
704 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
705 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
706 (new_C_Polyhedron_from_Cloog_Matrix): Same.
707 (insert_constraint_into_matrix): Same.
708 * graphite-ppl.c:
709 Added graphite-cloog-util.h to include statements.
710 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to graphite-cloog-util.c.
711 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
712 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
713 (new_C_Polyhedron_from_Cloog_Matrix): Same.
714 (insert_constraint_into_matrix): Same.
715 (ppl_Constrain_System_number_of_constraints): Same.
716 (new_Cloog_Matrix_from_ppl_Constraint_System): Same.
717 (oppose_constraint): Same.
718 (cloog_matrix_to_ppl_constraint): Same.
719 (new_Constraint_System_from_Cloog_Matrix): Same.
720 * graphite-ppl.h:
721 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to
722 graphite-cloog-util.h.
723 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
724 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
725 (new_C_Polyhedron_from_Cloog_Matrix): Same.
726 (insert_constraint_into_matrix): Removed.
727
6955599b 7282010-07-04 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
729
730 * graphite-clast-to-gimple.c
731 (precision_for_value): Resolve value_* calls to matching mpz_* calls.
732 (precision_for_interval): Same.
733 (gcc_type_for_interval): Same.
734 (compute_type_for_level): Same.
735 * graphite-interchange.c
736 (lst_interchange_profitable_p): Same.
737 * graphite-poly.c
738 (psct_scattering_dim_for_loop_depth): Same.
739 * graphite-ppl.c
740 (ppl_max_for_le_pointset): Same.
741 (ppl_min_for_le_pointset): Same.
742
6fba926c 7432010-06-25 Vladimir Kargov <kargov@gmail.com>
744
745 * refined-regions.c (bb_index_compare): New.
746 (get_bbs_in_region): New.
747 (print_bbs_in_region): New.
748 (print_refined_region): Add an argument that allows to print
749 all basic blocks contained in regions.
750 (debug_refined_region): Update call to print_refined_region.
751 * refined-regions.h (print_refined_region): Update declaration.
752 (get_bbs_in_region): Declared.
753 * graphite-scop-detection.c (build_scops_new): Print the refined
754 region tree into the Grahite dump file.
755
b8046a12 7562010-06-24 Sebastian Pop <sebastian.pop@amd.com>
757
758 * graphite-sese-to-poly.c (rewrite_degenerate_phi): New.
759 (rewrite_reductions_out_of_ssa): Call it for degenerate_phi_result.
760
dd966e1f 7612010-06-24 Sebastian Pop <sebastian.pop@amd.com>
762
763 * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Call
764 rewrite_close_phi_out_of_ssa.
765
766 * gcc.dg/graphite/id-22.c: New.
767
0569d480 7682010-06-24 Sebastian Pop <sebastian.pop@amd.com>
769
770 * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Remove dead code.
771
97142493 7722010-06-24 Sebastian Pop <sebastian.pop@amd.com>
773
774 * graphite-clast-to-gimple.c (build_iv_mapping): Rename map with
775 rename_map.
776 * sese.c (debug_rename_map): Same.
777 (get_rename): Same.
778 (set_rename): Same.
779 (rename_variables_in_stmt): Same.
780 (expand_scalar_variables_call): Same.
781 (expand_scalar_variables_ssa_name): Same.
782 (expand_scalar_variables_expr): Same.
783 (expand_scalar_variables_stmt): Same.
784 (expand_scalar_variables): Same.
785 (rename_variables): Same.
786 (graphite_copy_stmts_from_block): Same.
787 (copy_bb_and_scalar_dependences): Same.
788
0c663bd0 7892010-06-24 Sebastian Pop <sebastian.pop@amd.com>
790
791 * graphite-clast-to-gimple.c (copy_renames): Removed.
792 (translate_clast_for): Do not call copy_renames.
793 (translate_clast_guard): Same.
794
42ad5d61 7952010-06-23 Sebastian Pop <sebastian.pop@amd.com>
796
797 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Moved up.
798 (rewrite_cross_bb_phi_deps): Split out of rewrite_cross_bb_scalar_deps.
799 (rewrite_cross_bb_scalar_deps_out_of_ssa): Run rewrite_cross_bb_phi_deps
800 before rewrite_cross_bb_scalar_deps.
801
8643dd0a 8022010-06-23 Sebastian Pop <sebastian.pop@amd.com>
803
804 * graphite-sese-to-poly.c (rewrite_commutative_reductions_out_of_ssa):
805 Early return in when flag_associative_math is not set.
806
9a34ebd6 8072010-06-23 Sebastian Pop <sebastian.pop@amd.com>
808
809 * gcc.dg/graphite/run-id-2.c: Call abort.
810
097e870c 8112010-06-23 Sebastian Pop <sebastian.pop@amd.com>
812
813 * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Always insert out
814 of SSA copies on edges except for loop->latch.
815
bf8b5699 8162010-06-23 Sebastian Pop <sebastian.pop@amd.com>
817
818 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps_out_of_ssa):
819 Split out of rewrite_reductions_out_of_ssa.
820 * graphite-sese-to-poly.h (rewrite_cross_bb_scalar_deps_out_of_ssa):
821 Declared.
822 * graphite.c (graphite_transform_loops): Call it.
823
e819c864 8242010-06-23 Sebastian Pop <sebastian.pop@amd.com>
825
826 * graphite.c (graphite_transform_loops): Add two more dbg_cnt calls.
827
b90bb125 8282010-06-15 Sebastian Pop <sebastian.pop@amd.com>
829
830 * passes.c (init_optimization_passes): Add pass_graphite.
831 Schedule a pass_copy_prop before pass_graphite_transforms.
832 * timevar.def (TV_GRAPHITE): Declared.
833 * tree-pass.h (pass_graphite): Declared.
834 * tree-ssa-loop.c (pass_graphite): New.
835
836 * gcc.dg/graphite/id-20.c: New.
837
93206bb0 8382010-06-12 Sebastian Pop <sebastian.pop@amd.com>
839
840 * graphite-clast-to-gimple.c (gloog): Do not pass scops in parameter.
841 Remove calls to rename_nb_iterations and rename_sese_parameters.
842 * graphite-clast-to-gimple.h (gloog): Update declaration.
843 * graphite.c (graphite_transform_loops): Update call to gloog.
844 * sese.c (rename_variables_in_expr): Removed.
845 (rename_nb_iterations): Removed.
846 (rename_sese_parameters): Removed.
847 * sese.h (rename_nb_iterations): Removed.
848 (rename_sese_parameters): Removed.
849
88a551f1 8502010-06-12 Sebastian Pop <sebastian.pop@amd.com>
851
852 * graphite-clast-to-gimple.c (gloog): Remove call to
853 sese_adjust_liveout_phis.
854 * graphite-sese-to-poly.c (scev_analyzable_p): When scev returns an
855 SSA_NAME, allow it to be handled by rewrite_cross_bb_scalar_deps.
856 (rewrite_cross_bb_scalar_deps): Handle GIMPLE_PHI nodes: call
857 rewrite_phi_out_of_ssa.
858 * sese.c (get_vdef_before_sese): Removed.
859 (sese_adjust_vphi): Removed.
860 (sese_adjust_liveout_phis): Removed.
861 * sese.h (sese_adjust_liveout_phis): Removed.
862
39a34dd8 8632010-06-12 Sebastian Pop <sebastian.pop@amd.com>
864
865 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Pass an extra
866 argument for the place after which to insert the out of SSA copy.
867 (rewrite_close_phi_out_of_ssa): Update calls to insert_out_of_ssa_copy.
868 (rewrite_phi_out_of_ssa): Same.
869 (rewrite_cross_bb_scalar_deps): Same.
870 (insert_copyout): Removed.
871 (insert_copyin): Removed.
872 (translate_scalar_reduction_to_array): Call insert_out_of_ssa_copy and
873 insert_out_of_ssa_copy_on_edge instead of insert_copyout and
874 insert_copyin.
875
5d2603f9 8762010-06-12 Sebastian Pop <sebastian.pop@amd.com>
877
878 * graphite-sese-to-poly.c (build_scop_bbs): Not static anymore.
879 (rewrite_reductions_out_of_ssa): Same.
880 (rewrite_commutative_reductions_out_of_ssa): Same.
881 (build_poly_scop): Do not call these functions.
882 * graphite-sese-to-poly.h (build_poly_scop): Declared.
883 (rewrite_reductions_out_of_ssa): Declared.
884 (rewrite_commutative_reductions_out_of_ssa): Declared.
885 * graphite.c (graphite_transform_loops): Call on every scop
886 rewrite_commutative_reductions_out_of_ssa before calling
887 rewrite_reductions_out_of_ssa and build_scop_bbs.
888
189cea68 8892010-06-12 Sebastian Pop <sebastian.pop@amd.com>
890
891 * graphite-dependences.c (dot_deps): Make system call to dotty run
892 in background.
893 (dot_deps_stmt): Same.
894 * graphite-poly.c (dot_lst): Same.
895
1861e127 8962010-06-11 Sebastian Pop <sebastian.pop@amd.com>
897
898 * graphite-clast-to-gimple.c (gcc_type_for_interval): Do not pass
899 old_type in parameter.
900 (gcc_type_for_value): Update call to gcc_type_for_interval.
901 (compute_type_for_level_1): Renamed compute_type_for_level.
902 Update call to gcc_type_for_interval.
903
f6a2a688 9042010-06-09 Sebastian Pop <sebastian.pop@amd.com>
905
906 * tree-scalar-evolution.c (instantiate_scev_name): Do not fail
907 the scev analysis when the variable is not used outside the loop
908 in a close phi node: call compute_overall_effect_of_inner_loop.
909
3662a419 9102010-06-09 Sebastian Pop <sebastian.pop@amd.com>
911
912 * graphite-sese-to-poly.c (single_pred_cond): Renamed
913 single_pred_cond_non_loop_exit. Return NULL for loop exit edges.
914 (build_sese_conditions_before): Renamed call to single_pred_cond.
915 (build_sese_conditions_after): Same.
916
a344bb22 9172010-06-09 Sebastian Pop <sebastian.pop@amd.com>
918
919 * graphite-poly.h: Fix comments and indentation.
920 * graphite-sese-to-poly.c: Same.
921 (build_sese_conditions_before): Compute stmt and gbb only when needed.
922 * tree-chrec.c: Fix comments and indentation.
923 (tree-ssa-loop-niter.c): Same.
924
9ac63ea9 9252010-06-08 Tobias Grosser <grosser@fim.uni-passau.de>
926
927 * refined-regions.c (create_region): Only initialize the region.
928 (find_regions_with_entry): Initialize parent relation and bbmap
929 correctly.
930 (build_regions_tree): Set outermost_region to region instead of
931 topmost_region.
932 (calculate_region_tree): Remove unneeded parameters.
933
441c9c1d 9342010-06-02 Tobias Grosser <grosser@fim.uni-passau.de>
935
936 * graphite-scop-detection.c (is_scop_p): New.
937 (build_scops_new): New. A skeleton for the new scop detection.
938 (build_scops_old): Renamed from build_scops.
939 (build_scops): New version. Call the new and the old scop
940 detection.
941
93bdb320 9422010-05-27 Tobias Grosser <grosser@fim.uni-passau.de>
943 Antoniu Pop <antoniu.pop@gmail.com>
944
945 * Makefile.in (OBJS-common): Add refined-regions.o.
946 (refined-regions.o): New.
947 (graphite-scop-detection.o): Use refined-regions.h.
948 * graphite-scop-detection.c: Include refined-regions.h
949 (build_scops): Also build the refined region tree.
950 * refined-regions.c: New. Adds an algorithm to detect refined
951 regions.
952 (print_refined_region): New.
953 (debug_refined_region): New.
954 (refined_region_contains_bb_p): New.
955 (refined_region_contains_region_p): New.
956 (is_common_df): New.
957 (struct find_regions_global_data): New.
958 (is_region): New.
959 (typedef struct bb_bb_def): New.
960 (new_bb_bb_def): New.
961 (bb_bb_map_hash): New.
962 (eq_bb_bb_map): New.
963 (find_new_bb): New.
964 (bb_reg_def): New.
965 (new_bb_reg_def): New.
966 (bb_reg_map_hash): New.
967 (eq_bb_reg_map): New.
968 (find_new_region): New.
969 (insert_new_reg): New.
970 (insert_new_bb): New.
971 (insert_shortcut): New.
972 (get_next_postdom): New.
973 (create_region): New.
974 (find_regions_with_entry): New.
975 (find_regions_adc): New.
976 (find_regions): New.
977 (get_topmost_parent): New.
978 (build_regions_tree): New.
979 (calculate_region_tree): New.
980 (free_region_tree): New.
981 * refined-regions.h: New.
982 (struct refined_region): New.
983 (calculate_region_tree): New.
984 (free_region_tree): New.
985 (refined_region_contains_bb_p): New.
986 (refined_region_contains_region_p): New.
987 (print_refined_region): New.
988 (debug_refined_region): New.
989
78b58940 9902010-05-26 Sebastian Pop <sebastian.pop@amd.com>
991
992 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
993 size_one_node.
994
9acb79e3 9952010-05-07 Sebastian Pop <sebastian.pop@amd.com>
996
997 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Fix
998 type of integer_one_node for fold_build of POINTER_PLUS_EXPR.
999
9d828157 10002010-05-07 Sebastian Pop <sebastian.pop@amd.com>
1001
1002 * graphite-sese-to-poly.c (loop_entry_phi_arg): Renamed
1003 phi_arg_in_outermost_loop.
1004 (remove_simple_copy_phi): Call phi_arg_in_outermost_loop.
1005 (remove_invariant_phi): Same.
1006
0ef84e3b 10072010-04-12 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1008
1009 * graphite-blocking.c
1010 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
1011 * graphite-clast-to-gimple.c
1012 (clast_to_gcc_expression): Same.
1013 (precision_for_value): Same.
1014 (precision_for_interval): Same.
1015 (gcc_type_for_interval): Same.
1016 (graphite_create_new_guard): Same.
1017 (compute_bounds_for_level): Same.
1018 (graphite_create_new_loop_guard): Same.
1019 * graphite-interchange.c
1020 (build_linearized_memory_access): Same.
1021 (pdr_stride_in_loop): Same.
1022 (memory_strides_in_loop_1): Same.
1023 (memory_strides_in_loop): Same.
1024 (extend_scattering): Same.
1025 (psct_scattering_dim_for_loop_depth): Same.
1026 (pbb_number_of_iterations): Same.
1027 * graphite-poly.h
1028 (debug_iteration_domains): Same.
1029 * graphite-ppl.c
1030 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1031 (ppl_set_inhomogeneous_gmp): Same.
1032 (ppl_strip_loop): Same.
1033 (ppl_lexico_compare_linear_expressions): Same.
1034 (ppl_read_polyhedron_matrix): Same.
1035 (ppl_max_for_le_pointset): Same.
1036 * graphite-ppl.h
1037 (ppl_read_polyhedron_matrix): Same.
1038 (tree_int_to_gmp): Same.
1039 (gmp_cst_to_tree): Same.
1040 (ppl_set_inhomogeneous): Same.
1041 (ppl_set_inhomogeneous_tree): Same.
1042 (ppl_set_coef): Same.
1043 (ppl_set_coef_tree): Same.
1044 * graphite-sese-to-poly.c
1045 (build_pbb_scattering_polyhedrons): Same.
1046 (build_scop_scattering): Same.
1047 (scan_tree_for_params_right_scev): Same.
1048 (scan_tree_for_params): Same.
1049 (find_params_in_bb): Same.
1050 (find_scop_parameters): Same.
1051 (add_upper_bounds_from_estimated_nit): Same.
1052 (build_loop_iteration_domains): Same.
1053 (add_condition_to_domain): Same.
1054 (pdr_add_memory_accesses): Same.
1055
2d6fe479 10562010-04-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1057
a2c572ef 1058 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
2d6fe479 1059 CLooG's value_* macros to their respective mpz_* counterparts.
1060 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
1061 (graphite_create_new_loop_guard): Same.
1062 * graphite-interchange.c (build_linearized_memory_access): Same.
1063 (pdr_stride_in_loop): Same.
1064 (memory_strides_in_loop_1): Same.
1065 (1st_interchange_profitable_p): Same.
1066 * graphite-poly.c (extend_scattering): Same.
1067 (psct_scattering_dim_for_loop_depth): Same.
1068 (pbb_number_of_iterations): Same.
1069 (pbb_number_of_iterations_at_time): Same.
1070 * graphite-poly.h (new_1st_loop): Same.
1071 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
1072 (oppose_constraint): Same.
1073 (insert_constraint_into_matrix): Same.
1074 (ppl_set_inhomogeneous_gmp): Same.
1075 (ppl_set_coef_gmp): Same.
1076 (ppl_strip_loop): Same.
1077 (ppl_lexico_compare_linear_expressions): Same.
1078 (ppl_max_for_le_pointset): Same.
1079 (ppl_min_for_le_pointset): Same.
1080 (ppl_build_realtion): Same.
1081 * graphite-ppl.h (gmp_cst_to_tree): Same.
1082 (ppl_set_inhomogeneous): Same.
1083 (ppl_set_inhomogeneous_tree): Same.
1084 (ppl_set_coef): Same.
1085 (ppl_set_coef_tree): Same.
1086 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1087 (build_scop_scattering): Same.
1088 (add_value_to_dim): Same.
1089 (scan_tree_for_params_right_scev): Same.
1090 (scan_tree_for_params_int): Same.
1091 (scan_tree_for_params): Same.
1092 (find_params_in_bb): Same.
1093 (find_scop_parameters): Same.
1094 (add_upper_bounds_from_estimated_nit): Same.
1095 (build_loop_iteration_domains): Same.
1096 (create_linear_expr_from_tree): Same.
1097 (add_condition_to_domain): Same.
1098 (pdr_add_memory_accesses): Same.
1099
7c0d15dc 11002010-04-05 Sebastian Pop <sebastian.pop@amd.com>
1101
1102 PR middle-end/43519
1103 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1104 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
1105 When converting an unsigned type to signed, double its precision.
1106 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1107 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1108 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
1109
11102010-04-05 Sebastian Pop <sebastian.pop@amd.com>
1111
1112 PR middle-end/43519
1113 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1114 build_nonstandard_integer_type.
1115 (gcc_type_for_interval): Same.
1116
11172010-04-05 Sebastian Pop <sebastian.pop@amd.com>
7778680e 1118
1119 PR middle-end/43519
1120 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1121 POINTER_PLUS_EXPR for pointer types.
1122
1123 * gcc.dg/graphite/id-19.c: New.
1124
f20b6ea9 11252010-04-04 Sebastian Pop <sebastian.pop@amd.com>
1126
1127 PR middle-end/43519
1128 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1129 * graphite-clast-to-gimple.c: Include langhooks.h.
1130 (max_signed_precision_type): New.
1131 (max_precision_type): Takes two types as arguments.
1132 (precision_for_value): New.
1133 (precision_for_interval): New.
1134 (gcc_type_for_interval): New.
1135 (gcc_type_for_value): New.
1136 (gcc_type_for_clast_term): New.
1137 (gcc_type_for_clast_red): New.
1138 (gcc_type_for_clast_bin): New.
1139 (gcc_type_for_clast_expr): Split up into several functions.
1140 (gcc_type_for_clast_eq): Rewritten.
1141 (compute_bounds_for_level): New.
1142 (compute_type_for_level_1): New.
1143 (compute_type_for_level): New.
1144 (gcc_type_for_cloog_iv): Removed.
1145 (gcc_type_for_iv_of_clast_loop): Rewritten.
1146 (graphite_create_new_loop): Compute the lower and upper bound types
1147 with gcc_type_for_clast_expr.
1148 (graphite_create_new_loop_guard): Same.
1149 (find_cloog_iv_in_expr): Removed.
1150 (compute_cloog_iv_types_1): Removed.
1151 (compute_cloog_iv_types): Removed.
1152 (gloog): Do not call compute_cloog_iv_types.
1153 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1154 GBB_CLOOG_IV_TYPES.
1155 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1156 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1157 (GBB_CLOOG_IV_TYPES): Removed.
1158
1159 * gcc.dg/graphite/run-id-pr42644.c: Call abort.
1160
03ce78db 11612010-04-02 Sebastian Pop <sebastian.pop@amd.com>
1162
1163 Reverted this commit: as at this point the loop closed SSA form
1164 is under a canonical form respecting the single argument condition.
1165 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Loop
1166 close phi nodes may have more than one argument.
1167
11682010-04-01 Sebastian Pop <sebastian.pop@amd.com>
1169
1170 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1171 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1172 (detect_commutative_reduction): Same.
1173
11742010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1175
1176 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Loop
1177 close phi nodes may have more than one argument.
1178
67e28d17 11792010-03-30 Richard Guenther <rguenther@suse.de>
1180 Zdenek Dvorak <ook@ucw.cz>
1181 Sebastian Pop <sebastian.pop@amd.com>
1182
1183 PR middle-end/43464
1184 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1185 with multiple arguments.
1186 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1187
ff4c7a5a 11882010-03-23 Sebastian Pop <sebastian.pop@amd.com>
1189
1190 * graphite-dependences.c (print_pddr): Call print_pdr with an
1191 extra argument.
1192 * graphite-poly.c (debug_pdr): Add an extra argument for the
1193 verbosity level.
1194 (print_pdr): Same.
1195 (print_pbb_domain): Same.
1196 (print_pbb): Same.
1197 (print_scop_context): Same.
1198 (print_scop): Same.
1199 (print_cloog): Same.
1200 (debug_pbb_domain): Same.
1201 (debug_pbb): Same.
1202 (print_pdrs): Same.
1203 (debug_pdrs): Same.
1204 (debug_scop_context): Same.
1205 (debug_scop): Same.
1206 (debug_cloog): Same.
1207 (print_scop_params): Same.
1208 (debug_scop_params): Same.
1209 (print_iteration_domain): Same.
1210 (print_iteration_domains): Same.
1211 (debug_iteration_domain): Same.
1212 (debug_iteration_domains): Same.
1213 (print_scattering_function): Same.
1214 (print_scattering_functions): Same.
1215 (debug_scattering_function): Same.
1216 (debug_scattering_functions): Same.
1217 * graphite-poly.h (debug_pdr): Update declaration.
1218 (print_pdr): Same.
1219 (print_pbb_domain): Same.
1220 (print_pbb): Same.
1221 (print_scop_context): Same.
1222 (print_scop): Same.
1223 (print_cloog): Same.
1224 (debug_pbb_domain): Same.
1225 (debug_pbb): Same.
1226 (print_pdrs): Same.
1227 (debug_pdrs): Same.
1228 (debug_scop_context): Same.
1229 (debug_scop): Same.
1230 (debug_cloog): Same.
1231 (print_scop_params): Same.
1232 (debug_scop_params): Same.
1233 (print_iteration_domain): Same.
1234 (print_iteration_domains): Same.
1235 (debug_iteration_domain): Same.
1236 (debug_iteration_domains): Same.
1237 (print_scattering_function): Same.
1238 (print_scattering_functions): Same.
1239 (debug_scattering_function): Same.
1240 (debug_scattering_functions): Same.
1241
1f8d6d4d 12422010-03-23 Sebastian Pop <sebastian.pop@amd.com>
1243
1244 * graphite-poly.c (print_scattering_function_1): New.
1245 (print_scattering_function): Call it.
1246 (print_scop_params): Remove spaces at the end of lines.
1247 (print_cloog): New.
1248 (debug_cloog): New.
1249 * graphite-poly.h (print_cloog): Declared.
1250 (debug_cloog): Declared.
1251
4de8824d 12522010-03-23 Sebastian Pop <sebastian.pop@amd.com>
1253
1254 * tree-ssa-copy.c: Revert this previous change:
1255 (init_copy_prop): Loop closed phi nodes cancontain more than one
1256 argument.
1257 (execute_copy_prop): Revert the previous change: do not call
1258 rewrite_into_loop_closed_ssa.
1259
12602010-03-21 Sebastian Pop <sebastian.pop@amd.com>
1261 Richard Guenther <rguenther@suse.de>
1262
1263 PR middle-end/43464
1264 * tree-ssa-copy.c (init_copy_prop): Loop closed phi nodes can
1265 contain more than one argument.
1266 (execute_copy_prop): Revert the previous change: do not call
1267 rewrite_into_loop_closed_ssa.
1268
1269 * gcc.dg/graphite/id-pr43464.c: Remove compile warning.
1270 * gcc.dg/graphite/id-pr43464-1.c: New.
1271
12722010-03-21 Sebastian Pop <sebastian.pop@amd.com>
1273
1274 PR middle-end/43464
1275 * tree-ssa-copy.c (execute_copy_prop): Call rewrite_into_loop_closed_ssa
1276 and verify_loop_closed_ssa when copy prop is executed in the LNO.
1277
1278 * gcc.dg/graphite/id-pr43464.c: New.
1279
0207206d 12802010-03-16 Sebastian Pop <sebastian.pop@amd.com>
1281
1282 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1283 in loop->header.
1284 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1285 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1286 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1287 to switch between adding the IV bump in loop->latch or in loop->header.
1288
a751953f 12892010-03-16 Sebastian Pop <sebastian.pop@amd.com>
1290
1291 * passes.c (init_optimization_passes): Add pass_copy_prop
1292 after Graphite.
1293
5dc5fe13 12942010-03-16 Sebastian Pop <sebastian.pop@amd.com>
1295
1296 * graphite-poly.c (print_scattering_function): Pretty print following
1297 the scoplib format.
1298 (print_pdr): Same.
1299 (print_pbb_domain): Same.
1300 (dump_gbb_cases): Same.
1301 (dump_gbb_conditions): Same.
1302 (print_pdrs): Same.
1303 (print_pbb): Same.
1304 (print_scop_params): Same.
1305 (print_scop_context): Same.
1306 (print_scop): Same.
1307 (print_pbb_body): New.
1308 (lst_indent_to): New.
1309 (print_lst): Start new lines with a #.
1310 * graphite-poly.h (pbb_bb): New.
1311 (pbb_index): Use pbb_bb.
1312 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1313 disjuncts.
1314 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1315
9251755b 13162010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1317
1318 PR middle-end/43351
1319 * gcc.dg/graphite/id-pr43351.c
1320
5a644317 13212010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1322
1323 PR middle-end/43354
1324 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1325 call insert_out_of_ssa_copy for default definitions.
1326 * gfortran.dg/graphite/id-pr43354.f: New.
1327
13282010-03-13 Sebastian Pop <sebastian.pop@amd.com>
197de505 1329
1330 PR middle-end/43349
1331 * gfortran.dg/graphite/pr43349.f: New.
1332
119adb56 13332010-03-11 Sebastian Pop <sebastian.pop@amd.com>
1334
1335 * graphite-clast-to-gimple.c (my_long_long): Defined.
1336 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1337 * graphite-sese-to-poly.c (my_long_long): Defined.
1338 (scop_ivs_can_be_represented): Use it.
1339
578e3456 13402010-03-10 Sebastian Pop <sebastian.pop@amd.com>
1341
1342 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1343 graphite-max-bbs-per-function, and loop-block-tile-size.
1344 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1345 with "maximum".
1346 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1347
5d92ac74 13482010-03-10 Sebastian Pop <sebastian.pop@amd.com>
1349
1350 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1351 forward declaration.
1352 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1353 (add_upper_bounds_from_estimated_nit): New.
1354 (build_loop_iteration_domains): Use it.
1355
89466e43 13562010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1357
1358 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1359
c4ccbe87 13602010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1361
1362 PR middle-end/43306
1363 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1364 should be an INTEGER_CST. Also handle CASE_CONVERT.
1365 * gcc.dg/graphite/pr43306.c: New.
1366
94ba21de 13672010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1368
1369 * graphite.c (graphite_initialize): To bound the number of bbs per
1370 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1371 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1372 * doc/invoke.texi: Document it.
1373
f49215ce 13742010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1375
1376 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1377 * graphite-sese-to-poly.h (build_poly_scop): Same.
1378
c2e502a5 13792010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1380
1381 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1382 the number of parameters in the scop. Use as an upper bound
1383 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1384 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1385 * doc/invoke.texi: Document it.
1386
8424df5f 13872010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1388
1389 * graphite-sese-to-poly.c (add_param_constraints): Use
1390 lower_bound_in_type and upper_bound_in_type.
1391
d6ad5c2f 13922010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1393
1394 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1395 instead of unsigned_type_node.
1396
88a62e9b 13972010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1398 Reza Yazdani <reza.yazdani@amd.com>
1399
1400 PR middle-end/43065
1401 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1402 on pointer type parameters.
1403
1404 * gcc.dg/graphite/run-id-4.c: New.
1405
14062010-03-05 Sebastian Pop <sebastian.pop@amd.com>
bc1b5a1d 1407
1408 PR middle-end/43065
1409 * gcc.dg/graphite/run-id-3.c: New.
1410
f6fb4255 14112010-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
1412 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1413
1414 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1415 handle conversions from pointer to integers.
1416 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1417 induction variable, to be able to work with code generated by CLooG.
1418 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1419 (build_poly_scop): Bail out if we cannot codegen a loop.
1420
2d0a2aaa 14212010-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
1422
1423 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1424 code generation with gloog_error.
1425
2996b712 14262010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1427
1428 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1429 Call fold_convert on all the returned values.
1430 (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
1431 the type of the resulting expression.
1432
c817e987 14332010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1434
1435 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1436 ppl_min_for_le_pointset. Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1437 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1438
5f2e51eb 14392010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1440
1441 * graphite-dependences.c (map_into_dep_poly): Removed.
1442 (dependence_polyhedron_1): Use combine_context_id_scat.
1443
7453bc3b 14442010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1445
1446 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1447 (struct poly_bb): Same.
1448 (combine_context_id_scat): New.
1449
13dca219 14502010-03-02 Sebastian Pop <sebastian.pop@amd.com>
1451
1452 PR middle-end/42326
1453 * sese.c (name_defined_in_loop_p): Return false for default
1454 definitions.
1455
1456 * gcc.dg/graphite/pr42326.c: New.
1457
fc830e2d 14582010-02-23 Sebastian Pop <sebastian.pop@amd.com>
1459
1460 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1461 and clean up the logic.
1462
bde82a01 14632010-02-23 Sebastian Pop <sebastian.pop@amd.com>
1464
1465 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1466 early return.
1467
bbf92068 14682010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1469
1470 PR middle-end/43083
1471 * graphite-scop-detection.c (create_single_exit_edge): Move
1472 the call to find_single_exit_edge to....
1473 (create_sese_edges): ...here. Don't handle multiple edges
1474 exiting the function.
1475 (build_graphite_scops): Don't handle multiple edges
1476 exiting the function.
1477
1478 * gcc.dg/graphite/pr43083.c: New.
1479
27f9c4ff 14802010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1481
66bb96d4 1482 PR middle-end/43097
27f9c4ff 1483 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1484 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1485
1486 * gfortran.dg/graphite/pr43097.f: New.
1487
c3eecfcf 14882010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1489 Manuel López-Ibáñez <manu@gcc.gnu.org>
1490
1491 PR middle-end/43140
1492 * g++.dg/graphite/pr41305.C: Add -Wno-conversion-null.
1493
14942010-02-22 Sebastian Pop <sebastian.pop@amd.com>
550c39c3 1495
1496 PR middle-end/43026
1497 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1498
1499 * g++.dg/graphite/pr43026.C: New.
1500
3dc0020f 15012010-02-13 Tobias Grosser <grosser@fim.uni-passau.de>
1502
1503 * Merge from mainline (154736:156693).
1504
5b3c8b56 15052010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1506
1507 PR middle-end/43012
1508 * gcc.dg/graphite/pr43012.c: New.
65084500 1509
5b3c8b56 15102010-02-10 Sebastian Pop <sebastian.pop@amd.com>
65084500 1511
5b3c8b56 1512 * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
65084500 15132010-02-10 Sebastian Pop <sebastian.pop@amd.com>
1514
1515 * g++.dg/graphite/pr42930.C: New.
1516
5dcbb45f 15172010-02-10 Sebastian Pop <sebastian.pop@amd.com>
ce0ae3b6 1518
1519 PR middle-end/42930
1520 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1521 graphite_can_represent_init for MULT_EXPR.
1522
5dcbb45f 15232010-02-10 Sebastian Pop <sebastian.pop@amd.com>
eae8f2a1 1524
1525 PR middle-end/42914
1526 PR middle-end/42530
1527 * graphite-sese-to-poly.c (remove_phi): New.
1528 (translate_scalar_reduction_to_array): Call remove_phi.
1529
1530 * gcc.dg/graphite/pr42530.c: New.
1531 * gcc.dg/graphite/pr42914.c: New.
1532
5dcbb45f 15332010-02-10 Sebastian Pop <sebastian.pop@amd.com>
94bdcd77 1534
1535 PR middle-end/42771
1536 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1537 * graphite-clast-to-gimple.h (gloog): Update declaration.
1538 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1539 * graphite-poly.h (struct poly_bb): Add missing comments.
1540 (struct scop): Add poly_scop_p field.
1541 (POLY_SCOP_P): New.
1542 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1543 * graphite.c (graphite_transform_loops): Build the polyhedral
1544 representation for each scop before code generation.
1545 * sese.c (rename_variables_in_operand): Removed.
1546 (rename_variables_in_expr): Return the renamed expression.
1547 (rename_sese_parameters): New.
1548 * sese.h (rename_sese_parameters): Declared.
1549
1550 * gcc.dg/graphite/pr42771.c: New.
1551
9fe3fe75 15522010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1553
1554 * gcc.dg/graphite/block-0.c: Call abort for runtime test. Always
1555 return 0 from main.
1556 * gcc.dg/graphite/block-1.c: Same.
1557 * gcc.dg/graphite/block-3.c: Same.
1558 * gcc.dg/graphite/block-4.c: Same.
1559 * gcc.dg/graphite/block-5.c: Same.
1560 * gcc.dg/graphite/block-6.c: Same.
1561 * gcc.dg/graphite/block-7.c: Same.
1562 * gcc.dg/graphite/interchange-0.c: Same.
1563 * gcc.dg/graphite/interchange-1.c: Same.
1564 * gcc.dg/graphite/interchange-10.c: Same.
1565 * gcc.dg/graphite/interchange-11.c: Same.
1566 * gcc.dg/graphite/interchange-12.c: Same.
1567 * gcc.dg/graphite/interchange-2.c: Same.
1568 * gcc.dg/graphite/interchange-3.c: Same.
1569 * gcc.dg/graphite/interchange-4.c: Same.
1570 * gcc.dg/graphite/interchange-5.c: Same.
1571 * gcc.dg/graphite/interchange-6.c: Same.
1572 * gcc.dg/graphite/interchange-7.c: Same.
1573 * gcc.dg/graphite/interchange-8.c: Same.
1574 * gcc.dg/graphite/interchange-9.c: Same.
1575 * gcc.dg/graphite/interchange-mvt.c: Same.
1576
422538b1 15772010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1578
1579 * gfortran.dg/graphite/id-19.f: New.
1580 * gfortran.dg/graphite/pr14741.f90: New.
1581 * gfortran.dg/graphite/pr41924.f90: New.
1582 * gfortran.dg/graphite/run-id-2.f90: New.
1583
8fe76250 15842010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1585
1586 PR middle-end/42988
1587 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1588 to unknown_dependence.
1589 (graphite_legal_transform_dr): Handle the unknown_dependence.
1590 (graphite_carried_dependence_level_k): Same.
1591
6c9df8cb 15922010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1593
1594 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1595
b7ac929d 15962010-02-05 Sebastian Pop <sebastian.pop@amd.com>
1597 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1598
1599 PR middle-end/42637
1600 * graphite-dependences.c (build_lexicographical_constraint): Return
1601 a union of dependence polyhedra.
1602 (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
1603
6c9df8cb 1604 * gcc.dg/graphite/block-0.c: Enable runtime check. XFAILed.
1605 * gcc.dg/graphite/block-4.c: Same.
1606 * gcc.dg/graphite/block-7.c: Same.
1607 * gcc.dg/graphite/interchange-12.c: Same.
1608 * gcc.dg/graphite/interchange-mvt.c: Same.
1609 * gfortran.dg/graphite/interchange-1.f: XFAILed.
1610 * gfortran.dg/graphite/interchange-3.f90: XFAILed.
1611 * gfortran.dg/graphite/run-id-1.f: New testcase for PR42637.
b7ac929d 1612
015d0b5c 16132010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1614
6c9df8cb 1615 * gcc.dg/graphite/interchange-12.c: Return 0 to avoid
015d0b5c 1616 the execution check to FAIL. This testcase is miscompiled by Graphite
1617 and the check should be re-enabled.
6c9df8cb 1618 * gcc.dg/graphite/interchange-mvt.c: Same.
1619 * gcc.dg/graphite/block-0.c: Same.
1620 * gcc.dg/graphite/block-4.c: Same.
1621 * gcc.dg/graphite/block-7.c: Same.
015d0b5c 1622
a5414f1f 16232010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1624
6c9df8cb 1625 * gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.
1626 * gcc.dg/graphite/scop-0.c: Fix spaces.
1627 * gfortran.dg/graphite/block-1.f90: Rewrite expected output.
1628 * gfortran.dg/graphite/block-2.f: Same.
1629 * gfortran.dg/graphite/block-3.f90: Same.
1630 * gfortran.dg/graphite/block-4.f90: Same.
1631 * gfortran.dg/graphite/interchange-1.f: Un-XFAILed.
1632 * gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.
a5414f1f 1633
a071b80b 16342010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1635
1636 * graphite-dependences.c (new_poly_ddr): Initialize PDDR_KIND and
1637 PDDR_ORIGINAL_SCATTERING_P.
1638 (pddr_is_empty): Rewritten.
1639 (print_dependence_polyhedron_layout): New.
1640 (print_pddr): New.
1641 (debug_pddr): New.
1642 (build_alias_set_powerset): Moved up.
1643 (poly_drs_may_alias_p): Moved up.
1644 (lexicographically_gt_p): Removed.
1645 (build_lexicographically_gt_constraint): Renamed
1646 build_lexicographical_constraint, reimplemented.
1647 (dependence_polyhedron_1): Simplified parameters.
1648 (dependence_polyhedron): Same. Keep along empty PDDRs
1649 to make efficient use of the cache.
1650 (reduction_dr_p): Compute the PBBs don't pass them as parameters.
1651 (graphite_legal_transform_dr): Rewritten.
1652 (graphite_legal_transform_bb): Pass fewer arguments to
1653 graphite_legal_transform_dr.
1654 (graphite_carried_dependence_level_k): Simplified implementation.
1655 (dot_original_deps_stmt_1): Call dependence_polyhedron.
1656 (dot_transformed_deps_stmt_1): Same.
1657 (dot_original_deps): Same.
1658 (dot_transformed_deps): Same.
1659 * graphite-dependences.h (struct poly_ddr): Added a new field
1660 original_scattering_p.
1661 (PDDR_ORIGINAL_SCATTERING_P): New.
1662 (print_pddr): Declared.
1663 (debug_pddr): Declared.
1664 * graphite-ppl.c: Clarify comment.
1665 * sese.h (print_gimple_bb): Removed unused declaration.
1666 (debug_gbb): Same.
1667
d0546b2e 16682010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1669
6c9df8cb 1670 * g++.dg/graphite/graphite.exp: Rewritten.
1671 * gcc.dg/graphite/graphite.exp: Rewritten.
1672 * gfortran.dg/graphite/graphite.exp: Rewritten.
1673 * gcc.dg/graphite/block-0.c: Added runtime test.
1674 * gcc.dg/graphite/block-1.c: Same.
1675 * gcc.dg/graphite/block-3.c: Same.
1676 * gcc.dg/graphite/block-4.c: Same.
1677 * gcc.dg/graphite/block-5.c: Same.
1678 * gcc.dg/graphite/block-6.c: Same.
1679 * gcc.dg/graphite/block-7.c: Same.
1680 * gcc.dg/graphite/interchange-0.c: Same.
1681 * gcc.dg/graphite/interchange-1.c: Same.
1682 * gcc.dg/graphite/interchange-10.c: Same.
1683 * gcc.dg/graphite/interchange-11.c: Same.
1684 * gcc.dg/graphite/interchange-12.c: Same.
1685 * gcc.dg/graphite/interchange-2.c: Same.
1686 * gcc.dg/graphite/interchange-3.c: Same.
1687 * gcc.dg/graphite/interchange-4.c: Same.
1688 * gcc.dg/graphite/interchange-5.c: Same.
1689 * gcc.dg/graphite/interchange-6.c: Same.
1690 * gcc.dg/graphite/interchange-7.c: Same.
1691 * gcc.dg/graphite/interchange-8.c: Same.
1692 * gcc.dg/graphite/interchange-9.c: Same.
1693 * gcc.dg/graphite/interchange-mvt.c: Same.
1694 * gcc.dg/graphite/run-id-2.c: Remove useless dg-do run.
d0546b2e 1695
ce363cd5 16962010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1697
1698 * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
1699 background.
1700
17012010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1702
1703 * common.opt: Add -fgraphite-cloog-opts.
1704 * graphite-clast-to-gimple.c (set_cloog_options): Same.
1705 * opts.c (decode_options): Same.
1706
7bcf2a47 17072010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1708
6c9df8cb 1709 * gcc.dg/graphite/id-17.c: New.
1710 * gcc.dg/graphite/pr41888.c: New.
1711 * gcc.dg/graphite/scop-22.c: New.
1712 * gfortran.dg/graphite/pr40982.f90: New.
7bcf2a47 1713
f21ef1e7 17142010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1715
1716 * graphite-dependences.c: Clarify comments.
1717 (build_pddr): Add an extra parameter direction.
1718 (graphite_legal_transform_dr): Use build_pddr.
1719 (dot_original_deps_stmt_1): Update use of build_pddr.
1720 (dot_transformed_deps_stmt_1): Same.
1721 (dot_original_deps): Same.
1722 (dot_transformed_deps): Same.
1723
6c9df8cb 1724 * gcc.dg/graphite/interchange-12.c: New.
1725 * gcc.dg/graphite/block-7.c: New.
f21ef1e7 1726
4f19d858 17272010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1728
1729 * graphite-dependences.c (pddr_original_scattering): Renamed build_pddr.
1730 (pddr_transformed_scattering): Removed.
1731 (graphite_legal_transform_dr): Use build_pddr.
1732 (dot_original_deps_stmt_1): Same.
1733 (dot_transformed_deps_stmt_1): Same.
1734 (dot_original_deps): Same.
1735 (dot_transformed_deps): Same.
1736
4fe30658 17372010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1738
1739 * graphite-dependences.c (lexicographically_gt_p): Add comments.
1740 (build_lexicographically_gt_constraint): Same.
1741 (dependence_polyhedron_1): Same.
1742 (dependence_polyhedron): Same.
1743
abc97125 17442010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1745
1746 * graphite-dependences.c (build_pairwise_scheduling_equality): Removed.
1747 (build_pairwise_scheduling_inequality): Renamed build_pairwise_scheduling.
1748 (lexicographically_gt_p): Change type of direction to int.
1749 (build_lexicographically_gt_constraint): Same.
1750 (dependence_polyhedron_1): Same.
1751 (dependence_polyhedron): Same.
1752 (pddr_original_scattering): Use integers for direction.
1753 (pddr_transformed_scattering): Same.
1754 (graphite_legal_transform_dr): Same.
1755 (graphite_carried_dependence_level_k): Same.
1756
b57cb73e 17572010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1758
1759 * graphite-dependences.c (build_pairwise_constraint): Renamed
1760 ppl_build_relation. Moved...
1761 (dr_equality_constraints): Use ppl_build_relation.
1762 (build_pairwise_scheduling_equality): Same.
1763 (build_pairwise_scheduling_inequality): Same.
1764 * graphite-ppl.c (ppl_build_relation): ...here.
1765 * graphite-ppl.h (ppl_build_relation): Declared.
1766
2487de19 17672010-01-14 Sebastian Pop <sebastian.pop@amd.com>
1768
1769 PR middle-end/42681
1770 * graphite-clast-to-gimple.c (gloog_error): New static variable.
1771 (clast_to_gcc_expression): Do not build MULT_EXPR of POINTER_TYPE_P.
1772 Set gloog_error when such an expression failed to be built.
1773 (translate_clast): Early return when gloog_error is set.
1774 (gloog): Clear gloog_error. When gloog_error is set, call
1775 set_ifsese_condition to enable the original code. Return the status
1776 of the code generation based on gloog_error.
1777 * sese.c (set_ifsese_condition): New.
1778 * sese.h (set_ifsese_condition): Declared.
1779
6c9df8cb 1780 * g++.dg/graphite/pr42681.C: New.
2487de19 1781
efe339e3 17822010-01-14 Sebastian Pop <sebastian.pop@amd.com>
1783
1784 PR middle-end/42732
1785 * graphite-clast-to-gimple.c (gloog): Call scev_reset_htab and
1786 rename_nb_iterations.
1787 * sese.c (rename_variables_in_operand): New.
1788 (rename_variables_in_expr): New.
1789 (rename_nb_iterations): New.
1790 (sese_adjust_liveout_phis): Update the rename_map.
1791 * sese.h (rename_nb_iterations): Declared.
1792 * tree-scalar-evolution.c (scev_reset_htab): New.
1793 (scev_reset): Call scev_reset_htab.
1794 * tree-scalar-evolution.h (scev_reset_htab): Declared.
1795
6c9df8cb 1796 * gfortran.dg/graphite/pr42732.f: New.
efe339e3 1797
a77f6f84 17982010-01-08 Sebastian Pop <sebastian.pop@amd.com>
1799
1800 PR middle-end/42393
1801 * graphite-clast-to-gimple.c: Fix formatting.
1802 * sese.c (defined_in_loop_p): Renamed name_defined_in_loop_p.
1803 (expr_defined_in_loop_p): New.
1804 (add_loop_exit_phis): Also handle full expressions: remove from
1805 the rename_map the expressions defined in the loop that we're closing.
1806
6c9df8cb 1807 * gfortran.dg/graphite/pr42393-1.f90: New.
1808 * gfortran.dg/graphite/pr42393.f90: Add new flags
a77f6f84 1809 -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine to also
1810 make this testcase useful in the Graphite branch.
1811
01e31b4b 18122010-01-08 Sebastian Pop <sebastian.pop@amd.com>
1813
1814 * graphite-scop-detection.c (exclude_component_ref): Removed.
1815 (is_simple_operand): Removed.
1816 (stmt_simple_for_scop_p): Remove use of is_simple_operand.
1817
2379556f 18182010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1819
1820 PR middle-end/42221
1821 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
1822 the array indexing of ADDR_EXPRs.
1823
6c9df8cb 1824 * gcc.dg/graphite/pr42221.c: New.
2379556f 1825
d9458edc 18262010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1827
1828 PR middle-end/42521
1829 * graphite.c (graphite_finalize): Call scev_reset.
1830 (graphite_transform_loops): Do not call scev_reset between the code
1831 generation of scops.
1832
6c9df8cb 1833 * gcc.dg/graphite/pr42521.c: New.
d9458edc 1834
b33d4eb4 18352010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1836
1837 * graphite-interchange.c (memory_stride_in_loop): Renamed
1838 pdr_stride_in_loop.
1839 (memory_strides_in_loop): Renamed memory_strides_in_loop_1.
1840 (memory_strides_in_loop): Memoize the memory strides per loop.
1841 (lst_interchange_profitable_p): Do not initialize to zero the memory
1842 strides.
1843 * graphite-poly.h (struct lst): Add a field memory_strides.
1844 (LST_LOOP_MEMORY_STRIDES): New.
1845 (new_lst_loop): Initialize LST_LOOP_MEMORY_STRIDES to -1.
1846 (free_lst): Clear LST_LOOP_MEMORY_STRIDES.
1847
a16e8346 18482010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1849
1850 * graphite-interchange.c (memory_strides_in_loop_depth): Renamed
1851 memory_strides_in_loop. Gather memory strides on a whole loop.
1852 (pbb_interchange_profitable_p): Renamed lst_interchange_profitable_p.
1853 (lst_interchange_profitable_p): Removed.
1854 (lst_try_interchange_loops): Call lst_interchange_profitable_p.
1855
2edfa860 18562010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1857
1858 Revert patch 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1859 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
1860 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
1861 Remove context_loop and level.
1862
3f12432d 18632010-01-07 Richard Guenther <rguenther@suse.de>
1864
1865 PR tree-optimization/42641
1866 * sese.c (rename_map_elt_info): Use the SSA name version, do
1867 not hash pointers.
1868
18692010-01-06 Sebastian Pop <sebastian.pop@amd.com>
1870
1871 * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
1872 blocked" only when both the strip mine and the interchange have
1873 been applied.
1874
6c9df8cb 1875 * gcc.dg/graphite/block-2.c: Removed.
1876 * gcc.dg/graphite/block-3.c: Add scan pattern.
1877 * gcc.dg/graphite/block-4.c: Same.
1878 * gcc.dg/graphite/block-5.c: Same.
1879 * gcc.dg/graphite/block-6.c: Same.
3f12432d 1880
cfd3faac 18812010-01-06 Sebastian Pop <sebastian.pop@amd.com>
1882
1883 * graphite-clast-to-gimple.c (save_clast_name_index): Free slot
1884 before allocating a new one.
1885 (copy_renames): Check that slot is not NULL.
1886 (mark_bb_with_pbb): Same.
1887 (compute_cloog_iv_types_1): Same.
1888 * graphite-interchange.c (lst_perfect_nestify): Free the before,
1889 nest, and after LSTs.
1890 (lst_try_interchange_loops): Same.
1891
a1a6700b 18922010-01-05 Sebastian Pop <sebastian.pop@amd.com>
1893
1894 PR middle-end/42178
1895 * graphite-interchange.c (lst_try_interchange_loops): Do not return
1896 the before, nest, and after LSTs.
1897 (lst_try_interchange): Removed.
1898 (lst_interchange_select_inner): Do not iterate over the LSTs if they
1899 were modified.
1900 (lst_interchange_select_outer): Apply interchange on the outer loop
1901 until there are no more changes in the inner loops.
1902
7f60ea7e 19032009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1904
1905 Revert patch fixing PR middle-end/42221.
1906
19072009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1908
1909 PR middle-end/42180
1910 * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
1911 GIMPLE_CALL.
1912
6c9df8cb 1913 * gfortran.dg/graphite/pr42180.f90: Add compile flags.
7f60ea7e 1914
c668dee5 19152009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1916
1917 PR middle-end/42180
1918 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
1919 that contain only one statement.
1920
6c9df8cb 1921 * gfortran.dg/graphite/pr42180.f90: New.
7f60ea7e 1922
a190b734 19232009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1924
1925 PR middle-end/42393
6c9df8cb 1926 * gfortran.dg/graphite/pr42393.f90: New.
a190b734 1927
1747b6ef 19282009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1929
1930 PR middle-end/42186
6c9df8cb 1931 * gfortran.dg/graphite/pr42186.f90: New.
1747b6ef 1932
36f22aa0 19332009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1934
1935 PR middle-end/42205
1936 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
1937 Insert the reduction copy in the same block as the phi node.
1938 (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
1939
6c9df8cb 1940 * gcc.dg/graphite/pr42205-1.c: New.
1941 * gcc.dg/graphite/pr42205-2.c: New.
36f22aa0 1942
19432009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1944
1945 PR middle-end/42221
1946 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
1947 the array indexing of ADDR_EXPRs.
1948
6c9df8cb 1949 * gcc.dg/graphite/pr42221.c: New.
36f22aa0 1950
673c512e 19512009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1952
1953 PR middle-end/42178
1954 PR middle-end/42334
1955 * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
1956 index. Call lst_interchange_select_inner only once.
1957 (lst_interchange_select_inner): Update use of lst_try_interchange.
1958 (lst_interchange_select_outer): Update.
1959
19602009-12-15 Sebastian Pop <sebastian.pop@amd.com>
1961
1962 PR middle-end/42178
1963 PR middle-end/42334
1964 * graphite-interchange.c (lst_try_interchange): Do not increment the
1965 the OUTER index when there is no AFTER kernel. Do not increment the
1966 OUTER index for after processing the AFTER kernel.
1967 (lst_interchange_select_inner): Call lst_try_interchange only on loops.
1968 (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
1969 index. Do not pass to lst_interchange_select_inner the OUTER index.
1970 (scop_do_interchange): Update use of lst_interchange_select_outer.
1971
6c9df8cb 1972 * gfortran.dg/graphite/graphite.exp
673c512e 1973 (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
6c9df8cb 1974 * gfortran.dg/graphite/interchange-1.f: Add comment. Clean
673c512e 1975 the graphite dump file.
6c9df8cb 1976 * gfortran.dg/graphite/interchange-2.f: Same.
1977 * gfortran.dg/graphite/pr42334-1.f: New.
673c512e 1978
19792009-12-15 Sebastian Pop <sebastian.pop@amd.com>
1980
1981 PR middle-end/42178
1982 PR middle-end/42334
1983 * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
1984 that are empty.
1985 (lst_do_interchange_1): Renamed lst_interchange_select_inner.
1986 (lst_try_interchange): Reimplemented.
1987 (lst_interchange_select_inner): Same.
1988 (lst_do_interchange): Renamed lst_interchange_select_outer.
1989 Reimplemented.
1990 (scop_do_interchange): Update use of lst_interchange_select_outer.
1991
6c9df8cb 1992 * g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
1993 * gcc.dg/graphite/block-0.c: Un-XFAILed.
1994 * gcc.dg/graphite/pr42211.c: New.
1995 * gfortran.dg/graphite/pr42334.f90: New.
673c512e 1996
99c136a5 19972009-12-14 Sebastian Pop <sebastian.pop@amd.com>
1998
1999 PR middle-end/42181
2000 * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
2001 carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
2002
6c9df8cb 2003 * gfortran.dg/graphite/pr42181.f90: New.
99c136a5 2004
5184a05f 20052009-12-12 Sebastian Pop <sebpop@gmail.com>
2006
2007 PR middle-end/42284
2008 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
2009 insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
2010 (detect_commutative_reduction_arg): Simplified.
2011 (detect_commutative_reduction): Early return when the argument of
2012 the close phi is not of an SSA_NAME.
2013
6c9df8cb 2014 * gcc.dg/graphite/pr42284.c: New.
5184a05f 2015
20162009-12-11 Alexander Monakov <amonakov@ispras.ru>
2017
2018 * dbgcnt.def (graphite_scop): New counter.
2019 * graphite.c: Include dbgcnt.h
2020 (graphite_transform_loops): Use new counter to limit transformations.
2021
7464e753 20222009-12-08 Sebastian Pop <sebpop@gmail.com>
2023
2024 PR middle-end/42285
2025 * graphite-scop-detection.c (graphite_can_represent_init): Also
2026 handle more complex MULT_EXPRs containing parameters by recursion
2027 on the structure.
2028
6c9df8cb 2029 * gfortran.dg/graphite/pr42285.f90: New.
7464e753 2030
20312009-12-01 Tobias Grosser <grosser@fim.uni-passau.de>
2032
6c9df8cb 2033 * g++.dg/graphite/pr42130.C: Fix type.
7464e753 2034
f96db528 20352009-11-29 Alexander Monakov <amonakov@gcc.gnu.org>
2036
6c9df8cb 2037 * g++.dg/graphite/pr42130.C: Correct testcase.
2038
20392009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
2040
2041 * Merge from mainline (154493:154734).
2042
20432009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
2044
2045 * Merge from mainline (151362:154491).
f96db528 2046
b7bde372 20472009-11-24 Tobias Grosser <grosser@fim.uni-passau.de>
2048
2049 * graphite-clast-to-gimple.c (try_mark_loop_parallel,
2050 graphite_create_new_loop_guard, translate_clast_for): Fix comments.
2051
32e78944 20522009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
2053
2054 PR middle-end/42130
2055 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
2056 translate_clast_for_loop): New.
2057 (translate_clast_for): Add a condition around the loop, to do not
2058 execute loops with zero iterations.
6c9df8cb 2059 * g++.dg/graphite/pr42130.C: New.
2060 * gcc.dg/graphite/pr35356-2.c: Adapt.
32e78944 2061
bafaa7f6 20622009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
2063
2064 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
2065 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
2066 Remove context_loop and level.
2067
0f5b569a 20682009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
2069
2070 * graphite-clast-to-gimple.c (translate_clast_user,
2071 translate_clast_for, translate_clast_guard): Simplify and move common
2072 elements to translate_clast().
2073 (translate_clast): Simplify and get common elements.
2074
9a75e57c 20752009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
2076
2077 * graphite-clast-to-gimple.c (translate_clast_user,
2078 translate_clast_for, translate_clast_guard): Split out of
2079 translate_clast.
2080
c9ef6b0e 20812009-11-21 Tobias Grosser <grosser@fim.uni-passau.de>
2082
2083 * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
2084 clast_name_to_index, save_clast_name_index, debug_clast_name_index,
2085 debug_clast_name_indexes_1, debug_clast_name_indexes,
2086 clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
2087 (clast_name_to_gcc, clast_to_gcc_expression,
2088 clast_to_gcc_expression_red, gcc_type_for_clast_expr,
2089 gcc_type_for_clast_eq, graphite_translate_clast_equation,
2090 graphite_create_guard_cond_expr, graphite_create_new_loop,
2091 translate_clast): Add params_index.
2092 (initialize_cloog_names): Create parameter strings from scratch, do
2093 not reference other strings.
2094 (create_params_index): New.
2095 (gloog): Initialize params_index.
2096 * graphite-scop-detection (free_scops_1): Removed.
2097 (limit_scops): Use normal free_scops.
2098 * graphite-sese-to-poly.c (save_var_names): Removed.
2099 (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
2100 and SESE_PARAMS_INDEX.
2101 * sese.c (new_sese, free_sese): Dito.
2102 * sese.h (struct sese): Remove params_index, params_names.
2103 (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
2104
a2a00920 21052009-11-20 Sebastian Pop <sebastian.pop@amd.com>
2106
2107 Revert the following patch from 2009-09-14:
2108 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
2109 tree-scalar-evolution.h, and then tree-data-ref.h.
2110 * graphite-clast-to-gimple.c: Same.
2111 * graphite-dependences.c: Same.
2112 * graphite-interchange.c: Same.
2113 * graphite-poly.c: Same.
2114 * graphite-scop-detection.c: Same.
2115 * graphite-sese-to-poly.c: Same.
2116 * graphite.c: Same.
2117 * lambda-code.c: Same.
2118 * matrix-reorg.c: Same.
2119 * tree-data-ref.c: Same.
2120 * tree-if-conv.c: Same.
2121 * tree-loop-distribu: Same.: Same.
2122 * tree-loop-linear.c: Same.
2123 * tree-parloops.c: Same.
2124 * tree-predcom.c: Same.
2125 * tree-vect-patterns.c: Same.
2126
2bc59caa 21272009-11-20 Sebastian Pop <sebastian.pop@amd.com>
2128
2129 Revert patch from 2009-09-14.
2130 * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
2131 passes at -O1 and below.
2132
1d4dd1ed 21332009-11-18 Sebastian Pop <sebastian.pop@amd.com>
2134
2135 PR middle-end/40281
6c9df8cb 2136 * gcc.dg/graphite/pr40281.c: New.
1d4dd1ed 2137
2138 * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
2139 evolutions should not variate in inner loops.
2140
efe7b64c 21412009-11-18 Sebastian Pop <sebastian.pop@amd.com>
2142
2143 PR middle-end/42050
6c9df8cb 2144 * gfortran.dg/graphite/pr42050.f90: New.
efe7b64c 2145
acba5819 21462009-11-18 Sebastian Pop <sebastian.pop@amd.com>
2147
2148 * graphite-interchange.c (memory_strides_in_loop_depth): New.
2149 (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
2150
64d8f27a 21512009-11-18 Sebastian Pop <sebastian.pop@amd.com>
2152
2153 * graphite-blocking.c (scop_do_block): New.
2154 * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
2155 * graphite-poly.h (scop_do_block): Declared.
2156
9a0158f5 21572009-11-18 Sebastian Pop <sebastian.pop@amd.com>
2158
2159 * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
2160 depth is the loop nesting depth in the LST. Call psct_dynamic_dim
2161 to transform depth into the time_depth before calling
2162 pbb_number_of_iterations_at_time.
2163 (lst_do_strip_mine): Use a scalar variable instead of recomputing
2164 lst_depth.
2165
9d274e75 21662009-11-18 Sebastian Pop <sebastian.pop@amd.com>
2167
2168 Reverted the patch for "scattering permutations" from 2009-10-28.
2169
2170 * graphite-poly.c (print_permutation): New.
2171 (debug_permutation): New.
2172 (new_poly_bb): Initialize PBB_PERMUTATION.
2173 (free_poly_bb): Free PBB_PERMUTATION.
2174 * graphite-poly.h (pbb_permutation_elt_p): Declared.
2175 (struct pbb_permutation_elt): New.
2176 (PBB_PERMUTATION_ELT_STRIDE): New.
2177 (PBB_PERMUTATION_ELT_STRIDED_P): New.
2178 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
2179 (new_pbb_permutation_elt): New.
2180 (pbb_permutation_elt_free): New.
2181 (struct poly_bb): Add field permutation.
2182 (PBB_PERMUTATION): New.
2183 (print_permutation): Declared.
2184 (debug_permutation): Declared.
2185
3bcc3204 21862009-11-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2187
2188 * graphite-interchange.c (build_partial_difference): New.
2189 (memory_stride_in_loop): Refactored the computation of
2190 equality constraints into build_partial_difference function.
2191 Added support for debugging stride computations.
2192
d996851c 21932009-11-03 Sebastian Pop <sebastian.pop@amd.com>
2194
2195 * graphite-clast-to-gimple.c (gloog): Free if_region,
2196 if_region->true_region, and if_region->region.
2197 * sese.c (if_region_set_false_region): Free if_region->false_region.
2198 (create_if_region_on_edge): Do not use GGC_NEW.
2199 (move_sese_in_condition): Remove useless initialization.
2200
87d25ca7 22012009-11-03 Sebastian Pop <sebastian.pop@amd.com>
2202
2203 * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
2204 for the loops created by the loop distribution. Do not modify the
2205 input LSTs.
2206 (lst_try_interchange_loops): Same. Use a temporary LST for the
2207 transformed schedule. Call lst_update_scattering before data
2208 dependence analysis.
2209 (lst_try_interchange): Pass an extra parameter INDEX.
2210 (lst_do_interchange_1): New.
2211 (lst_do_interchange): Call lst_do_interchange_1.
2212 (scop_do_interchange): Call lst_update_scattering.
2213 * graphite-poly.c (apply_poly_transforms): Do not call
2214 lst_update_scattering.
2215 * graphite-poly.h (lst_pred): New.
2216 (lst_succ): New.
2217 (lst_find_first_pbb): Return NULL when not found.
2218 (lst_empty_p): New.
2219 (lst_insert_in_sequence): Allow LST1 to be NULL.
2220 (lst_replace): New.
2221 (lst_substitute_3): New.
2222 * gcc.dg/graphite/interchange-1.c: XFail.
2223 * gcc.dg/graphite/interchange-8.c: XFail.
2224 * gcc.dg/graphite/interchange-11.c: XFail.
2225
06ced013 22262009-10-30 Sebastian Pop <sebastian.pop@amd.com>
2227
2228 * graphite-interchange.c (lst_perfectly_nested_p): New.
2229 (lst_perfect_nestify): New.
2230 (lst_try_interchange_loops): Call store_lst_schedule,
2231 lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
2232 (scop_do_interchange): Avoid redundant legality test.
2233 Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
2234 * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
2235 * graphite-poly.h (psct_static_dim): New.
2236 (lst_dewey_number_at_depth): New.
2237 (lst_find_pbb): Restructured.
2238 (lst_find_first_pbb): Restructured.
2239 (lst_find_last_pbb): New.
2240 (lst_contains_p): New.
2241 (lst_contains_pbb): New.
2242 (lst_create_nest): New.
2243 (lst_remove_from_sequence): New.
2244 (pbb_update_scattering): New.
2245 (lst_update_scattering_under): New.
2246 (lst_update_scattering_seq): New.
2247 (lst_update_scattering): New.
2248 (lst_insert_in_sequence): New.
2249 (lst_distribute_lst): New.
2250 (lst_remove_all_before_including_pbb): New.
2251 (lst_remove_all_before_excluding_pbb): New.
2252
bf3aab8f 22532009-10-30 Sebastian Pop <sebastian.pop@amd.com>
2254
2255 * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
2256 get_loop_exit_edges.
2257
06b1d38c 22582009-10-30 Sebastian Pop <sebastian.pop@amd.com>
2259
2260 * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
2261
22467ffb 22622009-10-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2263
2264 * graphite-poly.c (print_permutation): New.
2265 (debug_permutation): New.
2266 (new_poly_bb): Initialize PBB_PERMUTATION.
2267 (free_poly_bb): Free PBB_PERMUTATION.
2268 * graphite-poly.h (pbb_permutation_elt_p): Declared.
2269 (struct pbb_permutation_elt): New.
2270 (PBB_PERMUTATION_ELT_STRIDE): New.
2271 (PBB_PERMUTATION_ELT_STRIDED_P): New.
2272 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
2273 (new_pbb_permutation_elt): New.
2274 (pbb_permutation_elt_free): New.
2275 (struct poly_bb): Add field permutation.
2276 (PBB_PERMUTATION): New.
2277 (print_permutation): Declared.
2278 (debug_permutation): Declared.
2279
628eaf60 22802009-10-26 Sebastian Pop <sebastian.pop@amd.com>
2281
2282 * graphite-clast-to-gimple.c (gloog): Do not call
2283 sese_reset_aux_in_loops.
2284 * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
2285 extra argument for domains. Do not use loop->aux.
2286 (build_scop_iteration_domain): Initialize and free domains, pass it
2287 to build_loop_iteration_domains and extract the information from
2288 domains. Do not use loop->aux.
2289 * sese.c (sese_reset_aux_in_loops): Removed.
2290 * sese.h (sese_reset_aux_in_loops): Removed.
2291
2eb8c11d 22922009-10-26 Sebastian Pop <sebastian.pop@amd.com>
2293
2294 * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
2295 (dependency_in_loop_p): Same.
2296 (translate_clast): Do not use loop->aux. Initialize
2297 loop->can_be_parallel.
2298 (mark_loops_parallel): Removed.
2299 * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
2300 * graphite.c (free_aux_in_new_loops): Removed.
2301 (graphite_finalize): Do not call free_aux_in_new_loops.
2302 (graphite_transform_loops): Do not call mark_loops_parallel.
2303
23042009-10-26 Li Feng <nemokingdom@gmail.com>
86cbf617 2305
2306 * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
2307 (translate_clast): Pass an extra parameter LEVEL.
2308 Call get_scattering_level.
2309 * graphite-clast-to-gimple.h (get_scattering_level): New.
2310
314c9614 23112009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2312
2313 * cfgloop.c (alloc_loop): Initialize loop->single_iv.
2314 * cfgloop.h (struct loop): New field single_iv.
2315
2316 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
2317 loop->aux anymore: use loop->single_iv.
2318 (graphite_loop_normal_form): Moved...
2319 (build_graphite_loop_normal_form): Removed.
2320 (gloog): Do not call build_graphite_loop_normal_form.
2321 (free_aux_in_new_loops): Moved...
2322 (mark_loops_parallel): Restructure.
2323 * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
2324 * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
2325 (scop_canonicalize_loops): New.
2326 (build_poly_scop): Call scop_canonicalize_loops.
2327 * graphite.c (free_aux_in_new_loops): ...here.
2328
71bc7526 23292009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2330
2331 * g++.dg/graphite/graphite.exp: Add the same rules as in
2332 gcc.dg/graphite/graphite.exp.
2333
24af1ef8 23342009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2335
2336 * g++.dg/graphite/id-1.C: New.
2337
03c1327b 23382009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2339
2340 * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
2341 argument base_name.
2342 (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
2343 (rewrite_phi_out_of_ssa): Same.
2344 (rewrite_cross_bb_scalar_deps): Same.
2345 (translate_scalar_reduction_to_array): Same.
2346
8f9b64ca 23472009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2348
2349 * graphite-sese-to-poly.c (build_scop_drs): Disable call to
2350 dump_alias_graphs.
2351
aa16918e 23522009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2353
2354 * graphite-sese-to-poly.c (dump_alias_graphs): New.
2355 (build_scop_drs): Call dump_alias_graphs.
2356
7e7ffe19 23572009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2358
2359 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
2360 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
2361 (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
2362 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
2363 * graphite-poly.h (free_lst): New.
2364 (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
2365 (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
2366
e2622b4f 23672009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2368
2369 * graphite-poly.h (struct scop): Add a field saved_schedule.
2370 (SCOP_SAVED_SCHEDULE): New.
2371 (store_lst_schedule): New.
2372 (restore_lst_schedule): New.
2373 (store_scattering): Call store_lst_schedule.
2374 (restore_scattering): Call restore_lst_schedule.
2375
1a95516e 23762009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2377
2378 * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
2379 (pdr_add_alias_set): Same.
2380 (build_poly_dr): Same.
2381 (build_alias_set_optimal_p): Same.
2382 (build_base_obj_set_for_drs): Same. Do not store the result of
2383 graphds_dfs.
2384
f289f81b 23852009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2386
2387 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
2388 all_components_are_cliques to 1.
2389
e9a3f95f 23902009-10-20 Li Feng <nemokingdom@gmail.com>
2391
2392 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
2393 the new structure.
2394 (pdr_add_alias_set): Update retrieving alias_set_num.
2395 (build_poly_dr): Update retrieving dr_base_object_set.
2396 (partition_drs_to_sets): Remove.
2397 (build_alias_set_optimal_p): New.
2398 (build_alias_set_for_drs): Rename.
2399 (build_scop_drs): Update.
2400 * graphite-sese-to-poly.h (struct base_alias_pair): New.
2401 (ALIAS_SET_INDEX): Remove.
2402 (BASE_OBJECT_SET_INDEX): Remove.
2403
a6457fb8 24042009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2405
2406 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
2407
3354e72e 24082009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2409
2410 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
2411 loop upper bounds for 1-element arrays at end of structures.
2412 * tree-flow.h (array_at_struct_end_p): Declared.
2413 * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
2414
917c8e43 24152009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2416
2417 * g++.dg/graphite/pr41305.C: New.
2418
b6410506 24192009-10-20 Alexander Monakov <amonakov@ispras.ru>
2420
2421 * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
2422 construction of parameter constraints from loop iteration analysis.
2423 * gcc.dg/graphite/run-id-2.c: New test.
2424
a66257d5 24252009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2426
2427 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
2428 and new_cstr.
2429
38e3217b 24302009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2431
2432 * graphite-dependences.c (dependence_polyhedron_1): Remove
2433 unused gdim dimensions from the DDR polyhedron.
2434
de38f9c0 24352009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2436
2437 * graphite-dependences.c (pddr_transformed_scattering): New.
2438 (dot_original_deps_stmt_1): New.
2439 (dot_transformed_deps_stmt_1): New.
2440 (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
2441 dot_transformed_deps_stmt_1.
2442 (dot_original_deps): New.
2443 (dot_transformed_deps): New.
2444 (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
2445
ba01d66f 24462009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2447
2448 * graphite-dependences.c (reduction_dr_1): Remove wrong
2449 assert: reduction BBs can have multiple reduction writes
de38f9c0 2450 to memory. interchange-3.f90 is an example.
ba01d66f 2451
9050e62f 24522009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2453
2454 * gfortran.dg/graphite/interchange-3.f90: New.
2455
d26b2d30 24562009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2457
2458 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
2459
bff9278d 24602009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2461
2462 * graphite-dependences.c (dependence_polyhedron_1): Add the
2463 context to the dependence polyhedron.
2464
13d0cae2 24652009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2466
2467 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
2468 PBB_PDR_DUPLICATES_REMOVED.
2469 (new_poly_bb): Same.
2470
acb3969f 24712009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2472
2473 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
2474 SCOP_CONTEXT.
2475 (build_loop_iteration_domains): Extract bounds on parameters
2476 based on the data size.
2477 (build_scop_context): Do not initialize SCOP_CONTEXT;
2478 add new constraints.
2479
e6d78739 24802009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2481
2482 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
2483 * graphite-ppl.h (graphite-ppl.h): Declared.
2484
409f96c1 24852009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2486
2487 * graphite-ppl.c (ppl_print_linear_expr): New.
2488 (debug_ppl_linear_expr): New.
2489 * graphite-ppl.h (ppl_print_linear_expr): Declared.
2490 (debug_ppl_linear_expr): Declared.
2491
3d695986 24922009-10-16 Sebastian Pop <sebastian.pop@amd.com>
2493
2494 * graphite-interchange.c: Fix comments.
2495 * gcc.dg/graphite/block-1.c: Fix comments.
2496
ecab863e 24972009-10-16 Sebastian Pop <sebastian.pop@amd.com>
2498
2499 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
2500 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
2501
3dfb9fc0 25022009-10-16 Sebastian Pop <sebastian.pop@amd.com>
2503
2504 Reapply the patch from Alexander Monakov that disappeared during
2505 the last merges from trunk.
2506
2507 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
2508
2509 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2510 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2511
a1190c1b 25122009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2513
2514 * graphite-interchange.c (memory_stride_in_loop): The depth
2515 argument corresponds to a dynamic time dimension, so use
2516 psct_dynamic_dim to refer to the transformed scattering dimension.
2517
dd3d3fae 25182009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2519
2520 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
2521
43217ce9 25222009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2523
2524 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
2525 root of the LST.
2526 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
2527 the root of the LST.
2528 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
2529 fake loop.
2530 (print_lst): Print the root of LST in a different format.
2531 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
2532
9b6c835c 25332009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2534
2535 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
2536
1e2a9aa7 25372009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2538
2539 * doc/passes.texi: Document the Graphite infrastructure.
2540
ff010926 25412009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2542
2543 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
2544 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
2545 and check the SSA representation.
2546
2547 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
2548
fa846ea9 25492009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2550
2551 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
2552
fe45c436 25532009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2554
2555 * gcc.dg/graphite/interchange-11.c: New.
2556
2e3e5ac8 25572009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2558
2559 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
2560
93a95718 25612009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2562
2563 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
2564 Add -fno-loop-strip-mine and -fno-loop-interchange.
2565 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
2566 -fno-loop-strip-mine.
2567 * gfortran.dg/graphite/graphite.exp: Same.
2568
196689e3 25692009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2570
2571 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
2572 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
2573 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
2574 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
2575 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
2576 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
2577 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
2578 DEFAULT_FLAGS_GRAPHITE_SCOP.
2579 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
2580 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
2581
d9e94834 25822009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2583
2584 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
2585
5e18ab2b 25862009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2587 Sebastian Pop <sebastian.pop@amd.com>
2588
2589 * graphite-interchange.c (build_linearized_memory_access): Pass an
2590 offset as parameter.
2591 (memory_stride_in_loop): Include transform scattering in the
2592 access functions to be able to querry the strides in the
2593 transformed loops.
2594 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
2595 not the psct_iterator_dim.
2596
0befefcc 25972009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2598
2599 * graphite-blocking.c (pbb_do_strip_mine): Removed.
2600 (lst_do_strip_mine_loop): New.
2601 (lst_do_strip_mine): New.
2602 (scop_do_strip_mine): Call lst_do_strip_mine.
2603 * graphite-poly.h (lst_add_loop_under_loop): New.
2604 (lst_find_first_pbb): New.
2605
71b90bc3 26062009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2607
2608 * graphite-poly.c (loop_to_lst): Fix LST creation.
2609
4d6599d0 26102009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
2611
6c9df8cb 2612 * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
4d6599d0 2613 sizeof(unsigned long) to make it run on 32bit systems.
2614
26152009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
2616
6c9df8cb 2617 * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
4d6599d0 2618 SEGFAULT on 32bit.
2619
96233858 26202009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
2621
4d6599d0 2622 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
2623 Comment.
96233858 2624 (write_alias_graph_to_ascii_dot): New.
2625 (write_alias_graph_to_ascii_ecc): Ditto.
4d6599d0 2626 (partition_drs_to_sets): Add testing of optimality of current method
2627 which assigns alias numbers according to DFS Comopnent number. used
2628 as heuristic for the upcoming ECC algorithm.
96233858 2629 (build_scop_drs): Write to file also with the ecc and dot format.
2630
8eedbd74 26312009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2632
2633 * gfortran.dg/graphite/interchange-1.f: XFail.
2634
ef98ee10 26352009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2636
2637 * graphite.c (graphite_initialize): Do not handle functions with
2638 more than 100 basic blocks.
2639
b8ad26cc 26402009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2641
2642 * graphite-blocking.c (pbb_do_strip_mine): Use
2643 PARAM_LOOP_BLOCK_TILE_SIZE.
2644
4938b827 26452009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2646
2647 * graphite-poly.c (dot_lst_1): New.
2648 (dot_lst): New.
2649 * graphite-poly.h (dot_lst): Declared.
2650
a7d089ac 26512009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2652
2653 * graphite-dependences.c (dot_deps_stmt_1): New.
2654 (dot_deps_stmt): New.
2655 * graphite-dependences.h (dot_deps_stmt): Declared.
2656
dd27e8aa 26572009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2658
2659 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
2660 not replace cross BB scalar dependences ending on PHI nodes.
2661 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
2662
dbe2e816 26632009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2664
2665 * graphite-poly.c (apply_poly_transforms): Implement the high
2666 level driver for flag_loop_block.
6c9df8cb 2667 * opts.c (decode_options): Enable flag_loop_block at -O2.
dbe2e816 2668 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
2669 flag_loop_block.
2670
2671 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
2672 -floop-block.
2673 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
2674 Add -floop-block.
2675
89d077e8 26762009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2677
2678 * graphite-poly.h (lst_find_pbb): New.
2679 (find_lst_loop): New.
2680
220b380e 26812009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2682
2683 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
2684 * graphite-poly.h (struct scop): Remove dep_graph field.
2685 (SCOP_DEP_GRAPH): Removed.
2686
554eeadb 26872009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2688
2689 * graphite-poly.h (copy_lst): Do full copy of LST.
2690
30105622 26912009-10-07 Sebastian Pop <sebastian.pop@amd.com>
2692
2693 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
2694 when the loop stride is zero.
2695
2696 * gcc.dg/graphite/id-16.c: New.
2697
f007fe97 26982009-10-06 Sebastian Pop <sebastian.pop@amd.com>
2699
2700 * graphite-dependences.c (reduction_dr_1): New.
2701 (reduction_dr_p): New.
2702 (graphite_legal_transform_dr): Call reduction_dr_p.
2703 (reduction_ddr): Renamed reduction_ddr_p.
2704 * graphite-poly.h (same_pdr_p): New.
2705 (number_of_write_pdrs): New.
2706 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
2707 (split_reduction_stmt): Do not split reduction statements
2708 when there are no writes to memory.
2709 (translate_scalar_reduction_to_array_for_stmt): Insert the
2710 memory reduction statement just after the scalar reduction statement.
2711
2712 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
2713 Un-XFAIL-ed.
2714 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
2715 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
2716
4d0382bc 27172009-10-06 Sebastian Pop <sebastian.pop@amd.com>
2718
2719 * graphite-interchange.c (lst_apply_interchange): New.
2720 (lst_interchange_profitable_p): New.
2721 (lst_try_interchange_loops): New.
2722 (lst_try_interchange): New.
2723 (lst_do_interchange): New.
2724 (pbb_do_interchange): Removed.
2725 (scop_do_interchange): Call lst_do_interchange.
2726
f77385d3 27272009-10-06 Sebastian Pop <sebastian.pop@amd.com>
2728
2729 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
2730 SCOP_TRANSFORMED_SCHEDULE.
2731 (loop_to_lst): New.
2732 (scop_to_lst): New.
2733 (print_lst): New.
2734 (debug_lst): New.
2735 * graphite-poly.h (lst_p): New.
2736 (struct lst): New.
2737 (LST_LOOP_P): New.
2738 (LST_LOOP_FATHER): New.
2739 (LST_PBB): New.
2740 (LST_SEQ): New.
2741 (scop_to_lst): Declared.
2742 (print_lst): Declared.
2743 (debug_lst): Declared.
2744 (new_lst_loop): New.
2745 (new_lst_stmt): New.
2746 (copy_lst): New.
2747 (lst_depth): New.
2748 (lst_dewey_number): New.
2749 (struct scop): Add original_schedule and transformed_schedule fields.
2750 (SCOP_ORIGINAL_SCHEDULE): New.
2751 (SCOP_TRANSFORMED_SCHEDULE): New.
2752 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
2753
30f4f4a6 27542009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2755
2756 * graphite-dependences.c (reduction_ddr): New.
2757 (graphite_legal_transform_bb): Call reduction_ddr.
2758 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
2759 Initialize PBB_IS_REDUCTION.
2760 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
2761 (PBB_IS_REDUCTION): New.
2762 (new_poly_bb): Update declaration.
2763 * graphite-scop-detection.h (build_scop_bbs): Removed.
2764 (nb_reductions_in_loop): Removed.
2765 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
2766 parameter for reductions.
2767 (try_generate_gimple_bb): Update call to new_poly_bb.
2768 (build_scop_bbs_1): Same.
2769 (build_scop_bbs): Same.
2770 (gsi_for_phi_node): New.
2771 (scalar_close_phi_node_p): Remove gcc_assert.
2772 (split_reduction_stmt): New.
2773 (is_reduction_operation_p): New.
2774 (phi_contains_arg): New.
2775 (follow_ssa_with_commutative_ops): New.
2776 (detect_commutative_reduction_arg): New.
2777 (detect_commutative_reduction_assign): New.
2778 (follow_inital_value_to_phi): New.
2779 (edge_initial_value_for_loop_phi): New.
2780 (initial_value_for_loop_phi): New.
2781 (detect_commutative_reduction): New.
2782 (translate_scalar_reduction_to_array_for_stmt): New.
2783 (insert_copyout): New.
2784 (insert_copyin): New.
2785 (translate_scalar_reduction_to_array): New.
2786 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
2787 (rewrite_commutative_reductions_out_of_ssa_loop): New.
2788 (rewrite_commutative_reductions_out_of_ssa): New.
2789 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
2790 * sese.h (split_region_for_bb): New.
2791
2792 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
2793 * gcc.dg/graphite/interchange-1.c: Fix format.
2794 * gcc.dg/graphite/interchange-10.c: New.
2795
dcdff5dc 27962009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2797
2798 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
2799 buggy assert.
2800
5061777c 28012009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2802
2803 * graphite-sese-to-poly.c (scev_analyzable_p): New.
2804 (rewrite_cross_bb_scalar_dependence): New.
2805 (rewrite_cross_bb_scalar_deps): New.
2806 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
2807 Call rewrite_cross_bb_scalar_deps.
2808
52123e43 28092009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2810
2811 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
2812 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
2813 gsi_for_stmt.
2814
ef43e998 28152009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2816
2817 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
2818 * graphite-interchange.c (pbb_do_interchange): Same.
2819 * graphite-poly.c (print_scattering_function): Same.
2820 (debug_pdrs): Same.
2821 * graphite-poly.h (pbb_loop): New.
2822 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
2823
7bf7d520 28242009-09-27 Sebastian Pop <sebastian.pop@amd.com>
2825
2826 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
2827
9c48819a 28282009-09-27 Sebastian Pop <sebastian.pop@amd.com>
2829
2830 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
2831 so don't pass a pointer to it.
2832 (build_alias_set_for_drs): Same.
2833 (build_base_obj_set_for_drs): Same.
2834 (build_scop_drs): Same.
2835
af3b89d1 28362009-09-26 Li Feng <nemokingdom@gmail.com>
2837
2838 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
2839 the alias graph of data references.
2840
8dee37ec 28412009-09-25 Li Feng <nemokingdom@gmail.com>
2842
2843 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
2844 (build_scop_drs): When debugging, write the alias graph to file,
2845 otherwise, should be disabled.
2846
6c9df8cb 28472009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2848
2849 * Merge from mainline (151310:151361).
2850
28512009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2852
2853 * Merge from mainline (151171:151310).
2854
28552009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2856
2857 * Merge from mainline (151171:151806).
2858
28592009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2860
2861 * Revert the last commit.
2862
28632009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2864
2865 * Merge from mainline (151171:151819).
2866
3cc56eaf 28672009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2868
2869 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
2870 (is_simple_operand): Remove call to stmt_simple_memref_p.
2871 (stmt_simple_for_scop_p): Update call to is_simple_operand.
2872
4d62cf0c 28732009-09-17 David Edelsohn <edelsohn@gnu.org>
2874
6c9df8cb 2875 * gcc.dg/graphite/interchange-mvt.c: New File.
2876 * gcc.dg/graphite/scop-dsyrk.c: New File.
2877 * gcc.dg/graphite/scop-dsyr2k.c: New File.
2878 * gcc.dg/graphite/scop-mvt.c: New File.
2879 * gcc.dg/graphite/scop-sor.c: New File.
4d62cf0c 2880
ae11f03b 28812009-09-17 Li Feng <nemokingdom@gmail.com>
2882
ae11f03b 2883 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
2884 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
2885 (graphite_carried_dependence_level_k): Ditto.
2886 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
2887 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
2888 (new_poly_dr): Adjust declaration.
2889 * graphite-sese-to-poly.c (free_data_refs_aux): New.
2890 (free_gimple_bb): Added free_data_refs_aux.
2891 (build_poly_dr): Add dr_base_object_set.
2892 (partition_drs_to_sets): New.
2893 (dr_same_base_object_p): New.
2894 (build_alias_set_for_drs): New.
2895 (build_base_object_set_for_drs): New.
2896 (build_scop_drs): Add build_base_obj_set_for_drs.
2897 * graphite-sese-to-poly.h: Added #define for alias set number index and
2898 base object set index.
2899 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
2900 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
2901
e5d72697 29022009-09-16 Alexander Monakov <amonakov@ispras.ru>
2903
2904 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2905 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2906
db899978 29072009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2908
2909 * graphite-sese-to-poly.c (struct irp_data): Removed.
2910 (idx_record_params): Removed.
2911 (find_params_in_bb): Scan for parameters the access functions; don't
2912 parse the tree representation.
2913
e5b6be5e 29142009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2915
2916 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
2917 passes at -O1 and below.
2918
f631009f 29192009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2920
2921 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
2922 tree-scalar-evolution.h, and then tree-data-ref.h.
2923 * graphite-clast-to-gimple.c: Same.
2924 * graphite-dependences.c: Same.
2925 * graphite-interchange.c: Same.
2926 * graphite-poly.c: Same.
2927 * graphite-scop-detection.c: Same.
2928 * graphite-sese-to-poly.c: Same.
2929 * graphite.c: Same.
2930 * lambda-code.c: Same.
2931 * matrix-reorg.c: Same.
2932 * tree-data-ref.c: Same.
2933 * tree-if-conv.c: Same.
2934 * tree-loop-distribu: Same.: Same.
2935 * tree-loop-linear.c: Same.
2936 * tree-parloops.c: Same.
2937 * tree-predcom.c: Same.
2938 * tree-vect-patterns.c: Same.
2939
5e803fbe 29402009-09-02 Sebastian Pop <sebastian.pop@amd.com>
2941
2942 Partially revert the previous patch, except the following.
2943 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
2944 as parameters the operands of the not expression.
2945
c43f1e90 29462009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2947
2948 * tree-scalar-evolution.c (instantiate_scev_assign): New.
2949 Do not call analyze_scalar_evolution on assignments.
2950 (instantiate_scev_phi): Call analyze_scalar_evolution.
2951 (instantiate_scev_name): Call instantiate_scev_assign and
2952 instantiate_scev_phi.
2953 (instantiate_scev_not): Adapted to pass as parameters the operands
2954 of the not expression.
2955
9e9aa0c6 29562009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2957
2958 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
2959 to pass as parameters the operands of the binary expression.
2960
9d206f16 29612009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2962
2963 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
2964 instantiate_scev_not. Handle NEGATE_EXPR.
2965 (instantiate_scev_r): Handle NEGATE_EXPR.
2966
d91a99f1 29672009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2968
2969 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
2970 instantiate_scev_r.
2971 (instantiate_scev_r): Move code in instantiate_scev_2
2972 and instantiate_scev_1.
2973
378a6626 29742009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2975
2976 * tree-scalar-evolution.c (instantiate_scev_3): New.
2977 (instantiate_scev_1): Move code in instantiate_scev_3.
2978
a819f845 29792009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2980
2981 * tree-scalar-evolution.c (instantiate_scev_poly): New.
2982 (instantiate_scev_1): Move code in instantiate_scev_poly.
2983
39251a91 29842009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2985
2986 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
2987 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
2988
7723692a 29892009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2990
2991 * tree-scalar-evolution.c (instantiate_scev_convert): New.
2992 (instantiate_scev_1): Move code in instantiate_scev_convert.
2993
5a10dfba 29942009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2995
2996 * tree-scalar-evolution.c (instantiate_scev_binary): New.
2997 (instantiate_scev_1): Move code in instantiate_scev_binary.
2998
0731d869 29992009-09-01 Sebastian Pop <sebastian.pop@amd.com>
3000
3001 * tree-scalar-evolution.c (instantiate_scev_name): New.
3002 (instantiate_scev_1): Move code in instantiate_scev_name.
3003
30042009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3005
3006 * Merge from mainline (150992:151171).
3007
6c9df8cb 30082009-08-25 Sebastian Pop <sebastian.pop@amd.com>
3009
3010 * opts.c (decode_options): Enable flag_loop_interchange at -O2.
3011
9e3531b5 30122009-08-25 Sebastian Pop <sebastian.pop@amd.com>
3013
3014 * graphite-dependences.c (graphite_legal_transform_bb): Call
3015 pbb_remove_duplicate_pdrs.
3016 * graphite-poly.c (can_collapse_pdr): Removed.
3017 (pdr_find_duplicate): Removed.
3018 (can_collapse_pdrs): New.
3019 (pbb_remove_duplicate_pdrs): New.
3020 (new_poly_dr): Do not look for duplicates.
3021 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3022 (PBB_PDR_DUPLICATES_REMOVED): New.
3023 (pbb_remove_duplicate_pdrs): Declared.
3024
11b2102e 30252009-08-25 Sebastian Pop <sebastian.pop@amd.com>
3026
3027 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3028 the strides by multiplying by PDR_NB_REFS.
3029 * graphite-poly.c (can_collapse_pdr): New.
3030 (pdr_find_duplicate): New.
3031 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3032 Initialize PDR_NB_REFS.
3033 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3034 (PDR_NB_REFS): New.
3035 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3036
30372009-08-25 Sebastian Pop <sebastian.pop@amd.com>
3038
3039 Revert one of the previous commits:
3040 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
3041 the computation of symmetric data dependence relations.
3042 (dependency_between_pbbs_p): Same.
3043
d0aaf399 30442009-08-25 Sebastian Pop <sebastian.pop@amd.com>
3045
3046 PR middle-end/40965
3047 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3048 any transform.
3049
79698ff3 30502009-08-25 Sebastian Pop <sebastian.pop@amd.com>
3051
3052 * graphite-dependences.c (pddr_original_scattering): Return NULL
3053 for read-read dependence relations.
3054 * graphite-poly.h (enum poly_dr_type): Fix comment.
3055 (pdr_read_p): New.
3056 (pdr_write_p): New.
3057 (pdr_may_write_p): New.
3058
c04f2da7 30592009-08-25 Sebastian Pop <sebastian.pop@amd.com>
3060
3061 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3062 (struct poly_dr): Same.
3063 (new_poly_dr): Same.
3064 * graphite-poly.c (new_poly_dr): Same.
3065
ee0d08ad 30662009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3067 Sebastian Pop <sebastian.pop@amd.com>
3068
3069 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3070 pbb_strip_mine_time_depth. Changed the implementation so that
3071 transformation is expressed as a transformation on
3072 time (scatttering) dimensions. Also, ensures that the 2d+1
3073 scheduling format is preserved.
3074 (pbb_strip_mine_profitable_p): Profitability is based on the
3075 iteration number of a given time (scattering) dimension,
3076 and not on a original loop depth dimension.
3077 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3078 (pbb_do_strip_mine): Call psct_dynamic_dim.
3079 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3080 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3081 (pbb_nb_dynamic_scattering_transform): New.
3082 (psct_dynamic_dim): New.
3083
55c54afb 30842009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3085
3086 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3087 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3088 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3089 * graphite-interchange.c (build_linearized_memory_access): Same.
3090 (memory_stride_in_loop): Same.
3091
96b6d5d7 30922009-08-25 Sebastian Pop <sebastian.pop@amd.com>
3093
3094 * graphite-dependences.c (pddr_original_scattering): New.
3095 (graphite_legal_transform_dr): Call pddr_original_scattering.
3096 (dot_deps_1): New.
3097 (dot_deps): New.
3098 * graphite-dependences.h (dot_deps): Declared.
3099 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3100 (print_pdr): Print PDR_ID.
3101 * graphite-poly.h (struct poly_dr): Add field id.
3102 (PDR_ID): New.
3103 (pbb_index): New.
3104 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3105
2b3a572c 31062009-08-22 Sebastian Pop <sebastian.pop@amd.com>
3107
3108 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3109 not delete the original dependence relation.
3110
31112009-08-21 Sebastian Pop <sebastian.pop@amd.com>
3112
3113 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
3114 the computation of symmetric data dependence relations.
3115 (dependency_between_pbbs_p): Same.
3116
0d6b5db2 31172009-08-21 Sebastian Pop <sebastian.pop@amd.com>
3118
3119 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3120 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3121 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3122 (free_poly_ddr): New.
3123 (pddr_is_empty): New.
3124 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3125 (dependence_polyhedron): Same. Remove useless gcc_assert.
3126 Remove fprintfs.
3127 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3128 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3129 * graphite-dependences.h (enum poly_dependence_kind): New.
3130 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3131 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3132 (PDRP_SINK): Renamed PDDR_SINK.
3133 (PDRP_DDP): Renamed PDDR_DDP.
3134 (PDDR_KIND): New.
3135 (free_poly_ddr): Declared.
3136 * graphite-poly.c (new_scop): Use the new hash function names.
3137 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3138 into original_pddrs.
3139 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3140
31412009-08-21 Sebastian Pop <sebastian.pop@amd.com>
3142
3143 * Merge from mainline (150764:150992).
3144
02df46c6 31452009-08-18 Sebastian Pop <sebastian.pop@amd.com>
3146
3147 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3148 bounds with LT_EXPR to make niter analysis more precise on code
3149 generated by Graphite.
3150
70a1a7a2 31512009-08-18 Sebastian Pop <sebastian.pop@amd.com>
3152
3153 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3154 (graphite_legal_transform_bb): Same.
3155 (poly_drs_may_alias_p): Same.
3156
19eec579 31572009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3158
3159 PR middle-end/40981
3160 * graphite-ppl.c (ppl_max_for_le): Correct the use of
3161 ppl_Pointset_Powerset_C_Polyhedron_maximize.
3162
31632009-08-13 Sebastian Pop <sebastian.pop@amd.com>
3164
3165 * graphite-poly.c (print_pbb): Print PBB index.
3166
31672009-08-13 Sebastian Pop <sebastian.pop@amd.com>
3168
3169 * Merge from mainline (r150672:150764).
3170
31712009-08-13 Sebastian Pop <sebastian.pop@amd.com>
3172
3173 * graphite-interchange.c (ppl_max_for_le): Moved...
3174 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
3175 * graphite-ppl.c (ppl_max_for_le): ... here.
3176 * graphite-ppl.h (ppl_max_for_le): Declared.
3177
31782009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3179
3180 * Merge from mainline (r150372:150672).
3181
43f8b6ab 31822009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3183
3184 PR middle-end/40980
3185 * sese.c (convert_for_phi_arg): New.
3186 (add_guard_exit_phis): Use convert_for_phi_arg.
3187
6c9df8cb 3188 * gfortran.dg/graphite/id-17.f: New.
43f8b6ab 3189
96da1999 31902009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3191
3192 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
3193 unknown subscript upper bounds.
3194
6c9df8cb 3195 * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
96da1999 3196
80020e9d 31972009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3198 Pranav Garg <pranav.garg2107@gmail.com>
3199
3200 * graphite-interchange.c (gather_access_strides): Removed.
3201 (ppl_max_for_le): New.
3202 (build_linearized_memory_access): New.
3203 (memory_stride_in_loop): New.
3204 (pbb_interchange_profitable_p): Reimplemented.
3205 * graphite-ppl.h (ppl_new_id_map): New.
3206 (ppl_interchange): New.
3207
6c9df8cb 3208 * gcc.dg/graphite/interchange-6.c: XFAILed.
80020e9d 3209
c9fce634 32102009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3211
3212 * graphite-interchange.c (compute_subscript): Removed.
3213 (compute_array_size_cstr): Removed.
3214 (compute_array_size_poly): Removed.
3215 (compute_array_size): Removed.
3216 (gather_access_strides_poly): Removed.
3217 (gather_access_strides): Empty.
3218
85f74b79 32192009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3220
3221 * graphite-dependences.c (dependence_polyhedron_1): Replace
3222 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
3223 (graphite_legal_transform_dr): Same.
3224 (graphite_carried_dependence_level_k): Same.
3225 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
3226 Initialize PDR_NB_SUBSCRIPTS.
3227 (print_pdr_access_layout): Replace pdr_nb_subscripts with
3228 PDR_NB_SUBSCRIPTS.
3229 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
3230 (PDR_NB_SUBSCRIPTS): New.
3231 (pdr_nb_subscripts): Removed.
3232 (pdr_dim): Simplified.
3233 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
3234 with PDR_NB_SUBSCRIPTS.
3235
19b42529 32362009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3237
3238 * graphite-interchange.c (compute_array_size): Remove use of
3239 PDR_DATA_CONTAINER.
3240 * graphite-poly.c (new_poly_dr): Remove argument data_container.
3241 Do not initialize PDR_DATA_CONTAINER.
3242 (print_pdr): Do not print PDR_DATA_CONTAINER.
3243 * graphite-poly.h (struct poly_dr): Remove data_container field.
3244 (PDR_DATA_CONTAINER): Removed.
3245 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
3246 PDR_DATA_CONTAINER.
3247 (build_poly_dr): Same.
3248
9daa8810 32492009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3250
6c9df8cb 3251 * gcc.dg/graphite/interchange-9.c: New.
9daa8810 3252
0835eab6 32532009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3254 Sebastian Pop <sebastian.pop@amd.com>
3255
3256 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
3257 copy of the dependence polyhedron. Free the temporary objects.
3258 (graphite_carried_dependence_level_k): Free unused objects before
3259 returning.
3260
6c9df8cb 3261 * gcc.dg/graphite/interchange-1.c: XFAILed.
3262 * gcc.dg/graphite/interchange-2.c: XFAILed.
3263 * gcc.dg/graphite/interchange-3.c: XFAILed.
3264 * gcc.dg/graphite/interchange-4.c: XFAILed.
3265 * gcc.dg/graphite/interchange-7.c: XFAILed.
0835eab6 3266
a741358d 32672009-08-05 Sebastian Pop <sebastian.pop@amd.com>
3268
3269 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
3270 Early return without analyzing the data dependences if no
3271 transform has been done. Call restore_scattering if the transform
3272 is not legal.
3273 (graphite-interchange.c): Same.
3274 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
3275 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
3276 (apply_poly_transforms): Do not gcc_assert that
3277 the transform is legal.
3278 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3279 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
3280 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
3281 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3282 * graphite-poly.h (struct poly_scattering): New.
3283 (struct poly_bb): Add original, transformed, and saved fields.
3284 Remove transformed_scattering, original_scattering, nb_local_variables,
3285 and nb_scattering_transform fields.
3286 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
3287 (poly_scattering_new): New.
3288 (poly_scattering_free): New.
3289 (poly_scattering_copy): New.
3290 (store_scattering_pbb): New.
3291 (store_scattering): New.
3292 (restore_scattering_pbb): New.
3293 (restore_scattering): New.
3294 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3295 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
9daa8810 3296
95b2e0d3 32972009-08-05 Sebastian Pop <sebastian.pop@amd.com>
3298
3299 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
3300 (print_scop): Same.
3301
675d86b2 33022009-08-05 Sebastian Pop <sebastian.pop@amd.com>
3303
3304 * Makefile.in (graphite.o): Depends on PREDICT_H.
3305 * graphite.c: Include predict.h.
3306 (graphite_finalize): Call tree_estimate_probability.
3307 * predict.c (predict_loops): Do not call scev_initialize and
3308 scev_finalize.
3309 (tree_estimate_probability_bb): New.
3310 (tree_estimate_probability): Do not initialize loops: move that
3311 code to the driver. Call tree_estimate_probability_bb.
3312 (tree_estimate_probability_driver): New.
3313 (pass_profile): Use tree_estimate_probability_driver.
3314 * predict.h (tree_estimate_probability): Declared.
3315
525c22c4 33162009-08-05 Sebastian Pop <sebastian.pop@amd.com>
3317
3318 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3319 * graphite-dependences.c (graphite_legal_transform): Add time to
3320 TV_GRAPHITE_DATA_DEPS.
3321 (dependency_between_pbbs_p): Same.
3322 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3323
33242009-08-03 Sebastian Pop <sebastian.pop@amd.com>
3325
3326 * Merge from mainline (r149952:150372).
3327
c6bb733d 33282009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3329
3330 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
3331 * graphite-blocking.c: Same.
3332 * graphite-clast-to-gimple.c: Same.
3333 * graphite-dependences.c: Same.
3334 * graphite-poly.c: Same.
3335 * graphite-poly.h: Same.
3336 * graphite-ppl.c: Same.
3337 * graphite-scop-detection.c: Same.
3338 * graphite-sese-to-poly.c: Same.
3339 * graphite.c: Same.
3340
33412009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3342
3343 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
3344 (remove_simple_copy_phi): New.
3345 (remove_invariant_phi): New.
3346 (simple_copy_phi_p): New.
3347 (reduction_phi_p): New.
3348 (gsi_for_ssa_name_def): New.
3349 (insert_out_of_ssa_copy): New.
3350 (insert_out_of_ssa_copy_on_edge): New.
3351 (create_zero_dim_array): New.
3352 (scalar_close_phi_node_p): New.
3353 (rewrite_close_phi_out_of_ssa): New.
3354 (rewrite_phi_out_of_ssa): New.
3355 (rewrite_reductions_out_of_ssa): New.
3356 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
3357
6c9df8cb 3358 * gcc.dg/graphite/id-11.c: New.
3359 * gcc.dg/graphite/id-15.c: New.
3360 * gcc.dg/graphite/interchange-1.c: Un-XFAIL.
3361 * gcc.dg/graphite/interchange-2.c: Un-XFAIL.
3362 * gcc.dg/graphite/interchange-3.c: Un-XFAIL.
3363 * gcc.dg/graphite/interchange-4.c: Un-XFAIL.
3364 * gcc.dg/graphite/interchange-7.c: Un-XFAIL.
3365 * gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
3366 * gfortran.dg/graphite/id-13.f: New.
3367 * gfortran.dg/graphite/id-5.f: New.
c6bb733d 3368
33692009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3370
3371 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
3372 check that nb_reductions_in_loop is zero.
3373 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
3374 reduction phi nodes.
3375 (nb_reductions_in_loop): Removed.
3376 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
3377 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
3378 (bb_contains_non_iv_scalar_phi_nodes): Removed.
3379 (scop_contains_non_iv_scalar_phi_nodes): Removed.
3380 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
3381
33822009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3383
3384 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
3385 statements that have an empty iteration domain.
6c9df8cb 3386 * gfortran.dg/graphite/id-16.f: New.
c6bb733d 3387
33882009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3389
3390 * tree-scalar-evolution.c (instantiate_scev_1): Return
3391 chrec_dont_know when the result is not above instantiate_below.
3392 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
3393 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
3394 the tree has a known scalar evolution.
6c9df8cb 3395 * gfortran.dg/graphite/id-14.f: New.
3396 * gfortran.dg/graphite/id-15.f: New.
c6bb733d 3397
33982009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3399
3400 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
3401 insert_gsi.
3402 (rename_variables): Keep inserting renames after the ones already
3403 inserted.
3404
34052009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3406
3407 * graphite-sese-to-poly.c (compare_bb_depths): New.
3408 (graphite_sort_dominated_info): New.
3409 (build_scop_bbs_1): Call graphite_sort_dominated_info.
3410 (build_scop_scattering): Fix comment.
3411
34122009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3413
3414 * graphite.c (graphite_finalize): Call print_loops instead of
3415 dump_function_to_file.
6c9df8cb 3416 * gcc.dg/graphite/graphite.exp: Fix formatting.
3417 * gcc.dg/graphite/pr35356-1.c: New. Look for the number of
c6bb733d 3418 loops generated in the graphite output file.
6c9df8cb 3419 * gcc.dg/graphite/pr35356-2.c: New.
3420 * gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
3421 * gfortran.dg/graphite/id-12.f: New.
c6bb733d 3422
34232009-07-24 Li Feng <nemokingdom@gmail.com>
3424
6c9df8cb 3425 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
c6bb733d 3426 Remove 2 XFAIL.
3427
34282009-07-24 Li Feng <nemokingdom@gmail.com>
3429 Tobias Grosser <grosser@fim.uni-passau.de>
3430
3431 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
3432 alias set number build alias in ACCESSES polyhedron.
3433 (build_alias_set_for_drs): New.
3434 (build_pbb_drs): Added build_alias_set_for_drs.
3435 * graphite-dependences.c (poly_drs_may_alias_p): New.
3436 (graphite_carried_dependence_level_k): Check alias information
3437 before building polyhedron.
3438
34392009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
3440
3441 * Makefile.in (lambda-code.o): Fix formatting.
3442
34432009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
3444
3445 * Merge from mainline (r149350-149952)
3446
34472009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
3448
3449 * graphite-poly.c (apply_poly_transforms): Move strip_mine
3450 before interchange to prepare for loop blocking.
3451
34522009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
3453
3454 * graphite-poly.c (apply_poly_transforms): Add checks after every
3455 transformation.
3456 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
3457 done in apply_poly_transforms.
3458
34592009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3460
3461 * graphite-dependences.c (build_lexicographically_gt_constraint):
3462 Replace RES parameter with *RES.
3463 (dependence_polyhedron_1): Pass an address of the parameter RES
3464 instead of value of RES.
3465
34662009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3467
3468 * graphite.c (graphite_finalize): Fix comment.
3469 (graphite_transform_loops): Reset scev info after code generation
3470 of each scop.
3471
34722009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3473
3474 * graphite.c (graphite_finalize): Call scev_reset.
3475
34762009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3477
3478 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
3479 GBB_CLOOG_IV_TYPES hash table twice.
3480 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
3481 (add_condition_to_domain): Clear GMP values.
3482
34832009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3484
3485 * graphite-dependences.c: Fix formatting.
3486 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
3487 (pbb_number_of_iterations): Free ppl_Linear_Expression.
3488 * graphite-sese-to-poly.c: Fix formatting.
3489 * graphite.c (graphite_transform_loops): Create the hash table
3490 after the early return.
3491
34922009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3493
6c9df8cb 3494 * gcc.dg/graphite/id-14.c: New.
3495 * gcc.dg/graphite/pr40157.c: New.
3496 * gfortran.dg/graphite/id-11.f: New.
c6bb733d 3497
34982009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3499
3500 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
3501 (build_poly_scop): Return false when there are no pbbs within
3502 loops to avoid to pass to cloog scops with no loops.
3503
35042009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3505
3506 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
3507 useless test "i % 2".
3508 (build_pbb_scattering_polyhedrons): Fix formatting.
3509 (build_poly_dr): Same.
3510 * graphite.c (graphite_transform_loops): Restructure.
3511
35122009-07-14 Razya Ladelsky <razya@il.ibm.com>
3513
3514 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
3515 reduction_list parameter.
3516 (rewrite_all_phi_nodes_with_iv): Same.
3517 (canonicalize_loop_ivs): Same.
3518 * tree-parloops.c (struct brli): Removed.
3519 (build_reduction_list_info): Removed.
3520 (build_new_reduction): New.
3521 (analyze_reduction_list): Removed.
3522 (gather_scalar_reductions): Find reductions instead of phi
3523 nodes that can't be canonicalized.
3524 (try_create_reduction_list): Remove reduction_list parameter.
3525 (gen_parallel_loop): Same.
3526 (parallelize_loops): Remove analyze_reductions variable,
3527 initialization and free.
3528 Change reduction_list htab initialization to reduction_info
3529 elements instead of ssa names.
3530 Call try_create_reduction_list and gen_parallel_loop without
3531 analyzed_reduction argument.
3532 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
3533 canonicalize_loop_ivs with one less argument.
3534 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
3535
35362009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3537
3538 * graphite-dependences.c (new_poly_dr_pair): New.
3539 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
3540 (new_poly_dr_pair): New.
3541 (eq_poly_dr_pair_p): New.
3542 (hash_poly_dr_pair_p): New.
3543 * graphite-dependences.h (struct poly_dr_pair): New.
3544 (eq_poly_dr_pair_p): Declared.
3545 (hash_poly_dr_pair_p): Declared.
3546 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
3547 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
3548 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
3549 * Makefile.in (graphite-poly.o): Add dependence on
3550 graphite-dependences.h.
3551
35522009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3553
3554 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
3555 polynomials of degree > 1 pass to Graphite.
3556 * tree-chrec.c (scev_is_linear_expression): Call
3557 evolution_function_is_affine_multivariate_p.
6c9df8cb 3558 * gfortran.dg/graphite/id-10.f90: New.
c6bb733d 3559
35602009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3561
3562 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
3563 Instantiate scevs varying in outer loops.
6c9df8cb 3564 * gfortran.dg/graphite/id-9.f: Correct testcase.
c6bb733d 3565
35662009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3567
3568 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
3569 redundant constraint.
3570
35712009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3572
6c9df8cb 3573 * gcc.dg/graphite/graphite.exp: Fix comments.
3574 * gfortran.dg/graphite/graphite.exp: Trigger actions
c6bb733d 3575 based on the file names as in the C testsuite.
6c9df8cb 3576 * gfortran.dg/graphite/block-1.f90: Fix patterns.
3577 * gfortran.dg/graphite/block-2.f: Same.
3578 * gfortran.dg/graphite/block-3.f90: Same.
3579 * gfortran.dg/graphite/block-4.f90: Same.
3580 * gfortran.dg/graphite/id-1.f90: Same.
3581 * gfortran.dg/graphite/id-2.f90: Same.
3582 * gfortran.dg/graphite/id-3.f90: Same.
3583 * gfortran.dg/graphite/id-4.f90: Same.
3584 * gfortran.dg/graphite/id-6.f: Same.
3585 * gfortran.dg/graphite/id-9.f: Same.
3586 * gfortran.dg/graphite/interchange-1.f: Same.
3587 * gfortran.dg/graphite/interchange-2.f: Same.
3588 * gfortran.dg/graphite/scop-1.f: Same.
c6bb733d 3589
35902009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3591
3592 * sese.c (expand_scalar_variables_call): New.
3593 (expand_scalar_variables_ssa_name): Handle calls in expander.
3594
35952009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3596
6c9df8cb 3597 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
c6bb733d 3598 Expect to see the pattern twice.
6c9df8cb 3599 * gcc.dg/graphite/interchange-0.c: Un-XFAIL.
3600 * gcc.dg/graphite/interchange-5.c: Same.
3601 * gcc.dg/graphite/interchange-6.c: Same.
c6bb733d 3602
36032009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3604
6c9df8cb 3605 * gcc.dg/graphite/id-10.c: New.
3606 * gcc.dg/graphite/id-12.c: New.
3607 * gfortran.dg/graphite/id-7.f: New.
3608 * gfortran.dg/graphite/id-8.f: New.
c6bb733d 3609
36102009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3611
3612 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
3613 zero.
3614
36152009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3616
3617 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
3618
36192009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3620
3621 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
3622
36232009-07-10 Sebastian Pop <sebastian.pop@amd.com>
3624
3625 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
3626 building PDR subscripts.
3627
36282009-07-10 Sebastian Pop <sebastian.pop@amd.com>
3629
3630 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
3631 computation of array sizes.
3632
36332009-07-10 Sebastian Pop <sebastian.pop@amd.com>
3634
3635 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
3636
36372009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
3638
3639 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
3640 build_pairwise_constraint, dr_equality_constraints,
3641 build_pairwise_scheduling_equality,
3642 build_pairwise_scheduling_inequality, lexicographically_gt_p,
3643 build_lexicographically_gt_constraint, dependence_polyhedron,
3644 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
3645 Move from NNC_Polyhedron to C_Polyhedron.
3646 * graphite-interchange.c (compute_array_size_poly,
3647 gather_access_strides): Dito.
3648 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
3649 free_scop, pbb_number_of_iterations): Dito.
3650 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
3651 pbb_dim_iter_domain, struct scop): Dito.
3652 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
3653 new_Cloog_Domain_from_ppl_Polyhedron,
3654 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
3655 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
3656 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
3657 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
3658 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
3659 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
3660 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
3661 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
3662 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
3663 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
3664 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
3665 build_scop_iteration_domain, build_poly_dr): Dito
3666
36672009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3668
6c9df8cb 3669 * gcc.dg/graphite/graphite.exp: Added a rule to execute
c6bb733d 3670 run-id-*.c files.
6c9df8cb 3671 * gcc.dg/graphite/run-id-1.c: New.
c6bb733d 3672
36732009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3674
3675 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
3676 positivity constraint on the symbolic number of iterations.
3677
36782009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3679
3680 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
3681
36822009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3683 Tobias Grosser <grosser@fim.uni-passau.de>
3684
3685 * graphite-clast-to-gimple.c (build_scop_context): Removed.
3686 (build_cloog_prog): Directly use SCOP_CONTEXT.
3687 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
3688 (free_scop): Free SCOP_CONTEXT.
3689 (print_scop_context): New.
3690 (print_scop): Call print_scop_context.
3691 (debug_scop_context): New.
3692 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
3693 (struct scop): Added field context.
3694 (SCOP_CONTEXT): New.
3695 * graphite-sese-to-poly.c (add_param_constraints): New.
3696 (build_scop_context): New.
3697 (build_poly_scop): Call build_scop_context.
3698
36992009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3700
3701 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
3702 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
3703 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
3704 * graphite-ppl.h: Include double-int.h and tree.h.
3705 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
3706 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
3707 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
3708 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
3709
37102009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3711
3712 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
3713 POINTER_PLUS_EXPR for pointer types.
3714 (clast_to_gcc_expression): Same.
3715
37162009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3717
3718 * graphite-poly.c (print_scattering_function): Early return when
3719 PBB_TRANSFORMED_SCATTERING is not initialized.
3720 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
3721
37222009-07-08 Sebastian Pop <sebastian.pop@amd.com>
3723
3724 * tree-parloops.c (analyze_reduction_list): Remove unused variable
3725 to fix bootstrap.
3726
37272009-07-08 Razya Ladelsky <razya@il.ibm.com>
3728
3729 * tree-parloops.c (analyze_reduction_list): Change return
3730 value to void.
3731 (try_create_reduction_list): Move the call to
3732 analyze_reduction_list to the beginining.
3733 Call reduction_phi with analyzed_reductions as argument
3734 instead of reduction_list.
3735
37362009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
3737
3738 * Merge from mainline (r148296:149346)
3739
37402009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3741
3742 * graphite-scop-detection.c (graphite_can_represent_init): New.
3743 (graphite_can_represent_scev): Call graphite_can_represent_init:
3744 check that the initial value does not contain multiplications of
3745 parameters.
3746 (stmt_has_simple_data_refs_p): New.
3747 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
3748 (is_simple_operand): Fix formatting.
3749 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
3750
37512009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3752
6c9df8cb 3753 * gcc.dg/graphite/id-13.c: New.
c6bb733d 3754 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
3755 analyze_scalar_evolution, use scalar_evolution_in_region.
3756 (scan_tree_for_params_right_scev): Add extra assert.
3757 (parameter_index_in_region_1): Split from parameter_index_in_region.
3758 (idx_record_params): Use scalar_evolution_in_region.
3759 (find_params_in_bb): Same.
3760 (find_scop_parameters): Same.
3761 (build_loop_iteration_domains): Same.
3762 (create_linear_expr_from_tree): Same.
3763 * sese.c (scalar_evolution_in_region): New.
3764 * sese.h (scalar_evolution_in_region): Declared.
3765 (defined_in_sese_p): New.
3766 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
3767 static anymore.
3768 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
3769 Declared.
3770
37712009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3772
3773 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
3774 TREE_DATA_REF_H also implies SCEV_H.
3775
37762009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3777
3778 * graphite-poly.c (print_scop_params): New.
3779 (print_scop): Call print_scop_params.
3780 (debug_scop_params): New.
3781 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
3782
37832009-07-07 Li Feng <nemokingdom@gmail.com>
3784
6c9df8cb 3785 * gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
3786 * gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
3787 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
3788 * gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
3789 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
3790 * gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
c6bb733d 3791
37922009-07-07 Li Feng <nemokingdom@gmail.com>
3793
3794 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
3795 for dependency checking part.
6c9df8cb 3796 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
c6bb733d 3797 tests for dependency checking.
6c9df8cb 3798 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
3799 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
3800 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
c6bb733d 3801 flag -fdump-tree-graphite-all for autopar testsuites.
3802
38032009-07-06 Sebastian Pop <sebastian.pop@amd.com>
3804
3805 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
3806 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
3807 canonicalize_loop_ivs): Moved...
3808 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
3809
38102009-07-06 Sebastian Pop <sebastian.pop@amd.com>
3811
3812 * tree-parloops.c (try_create_reduction_list): Pass an extra
3813 argument analyzed_reductions. Call analyze_reduction_list.
3814 (gen_parallel_loop): Do not call analyze_reduction_list.
3815 (parallelize_loops): Init and finalize analyzed_reductions.
3816
38172009-07-06 Li Feng <nemokingdom@gmail.com>
3818
6c9df8cb 3819 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
c6bb733d 3820 Added flag -fno-loop-strip-mine for autopar testcase.
3821
38222009-07-04 Li Feng <nemokingdom@gmail.com>
3823
3824 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
3825 transformed scattering dimension instead of unmatch orignal when
3826 calling dependence_polyhedron.
3827
38282009-06-30 Sebastian Pop <sebastian.pop@amd.com>
3829
3830 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
3831
38322009-06-30 Sebastian Pop <sebastian.pop@amd.com>
3833
3834 * graphite-poly.c (pbb_number_of_iterations): Check for returned
3835 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
3836
38372009-06-30 Sebastian Pop <sebastian.pop@amd.com>
3838
3839 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
3840 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
3841 * graphite-poly.c (pbb_number_of_iterations): New.
3842 * graphite-poly.h (pbb_number_of_iterations): Declared.
3843 (pbb_iterator_dim, pbb_parameter_dim): New.
3844
38452009-06-29 Sebastian Pop <sebastian.pop@amd.com>
3846
3847 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
3848 last commit on type of lower and upper bound of loops.
3849
38502009-06-29 Li Feng <nemokingdom@gmail.com>
3851
3852 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
3853 graphite-dependences.h.
3854 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
3855 (mark_bb_with_pbb): New.
3856 (get_stmtfor_depth): New.
3857 (find_pbb_via_hash): New.
3858 (dependency_in_loop_p): New.
3859 (mark_loops_parallel): New.
3860 (free_aux_in_new_loops): New.
3861 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
3862 bb with it's relevant pbb. Mark newly created loops. Remove mark
3863 innermost loop parallel without checking.
3864 (gloog): Add parameter BB_PBB_MAPPING.
3865 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
3866 (gloog): Change declaration.
3867 (mark_loop_parallel): Make extern.
3868 (free_aux_in_new_loops): Declare.
3869 (bb_pbb_map_hash): New.
3870 (eq_bb_pbb_map): New.
3871 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
3872 auto parallelization when flag_graphite_force_parallel is set.
3873 (graphite_finalize): Added free_aux_in_new_loops.
3874 * tree-parloops.c (parallelize_loops): Only generate parallel code for
3875 the innermost loop that marked parallel. Use
3876 flag_graphite_force_parallel instead of loop->can_be_parallel.
3877 (loop_parallel_p): Move inner most checking out of function.
3878
38792009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3880
3881 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
3882 type of lower and upper bound of loops signed long int.
3883
38842009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3885
3886 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
3887 expression outside the loop.
3888
38892009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3890
3891 * gcc.dg/graphite/interchange-8.c: New.
3892
38932009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3894
3895 * gcc.dg/graphite/interchange-0.c: XFailed.
3896 * gcc.dg/graphite/interchange-5.c: XFailed.
3897 * gcc.dg/graphite/interchange-6.c: XFailed.
3898
38992009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3900
3901 * graphite-interchange.c (compute_array_size_poly): The end of the
3902 recursion should return 1.
3903
39042009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3905
3906 * graphite-interchange.c (compute_array_size_cstr): Allow the
3907 subscript multiplier to be -1.
3908 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
3909 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
3910 data_container. Initializes PDR_DATA_CONTAINER.
3911 (print_pdr_access_layout): New.
3912 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
3913 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
3914 data_container.
3915 (PDR_DATA_CONTAINER): New.
3916 (new_poly_dr): Update declaration.
3917 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
3918 (build_poly_dr): Call pdr_add_data_dimensions.
3919
39202009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3921
3922 * graphite-poly.h (struct poly_dr): Fix comment.
3923 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
3924 (pdr_add_memory_accesses): New.
3925 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
3926
39272009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3928
3929 * graphite-poly.c (print_pdrs, debug_pdrs): New.
3930 (print_pbb): Add call to print_pdrs.
3931 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
3932
39332009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3934 Li Feng <nemokingdom@gmail.com>
3935
3936 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
3937 (dependency_between_pbbs_p): New.
3938 (lexicographically_gt_p): Assure !empty_p before polyhedron
3939 intersection assign.
3940 (build_lexicographically_gt_constraint): Correct lexicographically
3941 judging.
3942 * graphite-dependences.h: New.
3943 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
3944
39452009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3946
3947 * graphite-clast-to-gimple.c (print_clast_stmt): New.
3948 (gloog): Print to dump_file the generated clast.
3949 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
3950 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
3951
39522009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3953
3954 * graphite-poly.c (extend_scattering): Increment
3955 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
3956
39572009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3958
3959 * graphite-interchange.c (compute_array_size_poly): Added exit of
3960 recursion condition. Continue iterating even after the first equality.
3961 (compute_array_size): Same.
3962
39632009-06-24 Li Feng <nemokingdom@gmail.com>
3964
6c9df8cb 3965 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
c6bb733d 3966 -fdump-tree-final_cleanup to -fdump-tree-optimized.
6c9df8cb 3967 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
3968 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
3969 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
c6bb733d 3970
39712009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3972
3973 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
3974 only when the use verifies is_gimple_reg.
3975
39762009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3977
3978 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
3979 Allocate scaldims after call to unify_scattering_dimensions.
3980
39812009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3982
3983 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
3984
39852009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3986 Albert Cohen <albert.cohen@inria.fr>
3987
3988 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
3989 variables for the strip mining.
3990
39912009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3992 Pranav Garg <pranav.garg2107@gmail.com>
3993
3994 * Makefile.in (OBJS-common): Added graphite-blocking.o.
3995 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
3996 (graphite-blocking.o): New rule.
3997 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
3998 * graphite-blocking.c: New.
3999 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
4000 flag_loop_strip_mine.
4001 (psct_scattering_dim_for_loop_depth): New.
4002 * graphite-poly.h (scop_do_strip_mine): Declared.
4003 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
4004 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
4005 flag_loop_strip_mine.
4006
40072009-06-23 Sebastian Pop <sebastian.pop@amd.com>
4008
4009 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
4010 a GMP value and a PPL coefficient at each iteration of a loop.
4011
40122009-06-23 Sebastian Pop <sebastian.pop@amd.com>
4013
4014 * graphite-dependences.c (dependence_polyhedron): Do not use
4015 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
4016 pbb_nb_scattering_transform.
4017 (graphite_legal_transform_dr): Same.
4018 * graphite-poly.c (extend_scattering): Same.
4019 (unify_scattering_dimensions): Same.
4020 (print_scattering_function): Same.
4021 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
4022 PBB_NB_LOCAL_VARIABLES.
4023 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
4024 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
4025 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
4026 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
4027 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
4028 (pbb_nb_scattering_transform): New.
4029 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
4030 (psco_scattering_dim): Add assert on parameters.
4031 (psct_scattering_dim): Same.
4032 (psct_scattering_dim_for_loop_depth): Declared.
4033 (psct_local_var_dim): New.
4034 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
4035 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
4036 correct layout, call pbb_nb_local_vars.
4037 (psct_add_local_variable, psct_add_scattering_dimension): New.
4038 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
4039 Initialize PBB_NB_SCATTERING_TRANSFORM.
4040
40412009-06-23 Sebastian Pop <sebastian.pop@amd.com>
4042
4043 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
4044 (set_coef): Renamed ppl_set_coef.
4045 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
4046
40472009-06-23 Sebastian Pop <sebastian.pop@amd.com>
4048
4049 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
4050 test a boolean against 1.
4051 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
4052 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
4053 (pbb_do_interchange): Returns true when a transform has been performed.
4054 (scop_do_interchange): Same.
4055 * graphite-poly.c (apply_poly_transforms): Use the return value of
4056 scop_do_interchange.
4057 * graphite-poly.h (scop_do_interchange): Update declaration.
4058
40592009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
4060
4061 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
4062 after last use.
4063 * sese.c (sese_reset_aux_in_loops): New.
4064 * sese.h (sese_reset_aux_in_loops): New.
4065
40662009-06-19 Sebastian Pop <sebastian.pop@amd.com>
4067
4068 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
4069 multiplier and multiply the constant by the multiplier.
4070 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
4071 (build_poly_dr): Do not use the multiplier to define the subscript.
4072
40732009-06-19 Sebastian Pop <sebastian.pop@amd.com>
4074
4075 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
4076 compiler's data reference. Initialize PDR_CDR.
4077 (print_pdr): Call dump_data_reference.
4078 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
4079 Add compiler_dr field.
4080 (PDR_BB): Renamed PDR_PBB.
4081 (PDR_CDR): New.
4082 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
4083 GCC's data reference representation.
4084 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
4085 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
4086
40872009-06-19 Sebastian Pop <sebastian.pop@amd.com>
4088
4089 * graphite-poly.c (print_scattering_function): Also print the layout.
4090 * graphite-poly.h (pbb_nb_local_vars): New.
4091
40922009-06-19 Sebastian Pop <sebastian.pop@amd.com>
4093
4094 * graphite-poly.c (print_pbb_domain): Also print the layout names.
4095
40962009-06-19 Sebastian Pop <sebastian.pop@amd.com>
4097
4098 * graphite-poly.c (print_pdr, debug_pdr): New.
4099 * graphite-poly.h (print_pdr, debug_pdr): Declared.
4100 (PDR_BASE): Removed.
4101
41022009-06-18 Sebastian Pop <sebastian.pop@amd.com>
4103
6c9df8cb 4104 * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
c6bb733d 4105 ltrans-{1..6,8}.c.
4106
41072009-06-18 Sebastian Pop <sebastian.pop@amd.com>
4108
4109 * graphite-interchange.c (compute_subscript): Allow also -1 in the
4110 subscript identification column.
4111 (pbb_do_interchange): Print to dump_file that some loops "will be
4112 interchanged". Rely on that chain of characters in the testcases.
4113 * gcc.dg/graphite/interchange-0.c: New.
4114 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
4115 interchange-*.c files and compile them with -floop-interchange.
4116
41172009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
4118
4119 * graphite-interchange.c (interchange_profitable_p): Renamed
4120 pbb_interchange_profitable_p.
4121
41222009-06-18 Sebastian Pop <sebastian.pop@amd.com>
4123 Harsha Jagasia <harsha.jagasia@amd.com>
4124 Pranav Garg <pranav.garg2107@gmail.com>
4125
4126 * graphite-interchange.c (interchange_profitable_p): Make static.
4127 (pbb_interchange_loop_depths, pbb_do_interchange,
4128 scop_do_interchange): New.
4129 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
4130 for flag_loop_interchange.
4131 * graphite-poly.h (scop_do_interchange): Declared.
4132 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
4133 flag_loop_interchange is used.
4134
41352009-06-18 Sebastian Pop <sebastian.pop@amd.com>
4136
4137 * graphite-dependences.c (dependence_polyhedron): Update use of
4138 pbb_nb_scattering_dims.
4139 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
4140 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
4141 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
4142 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
4143
41442009-06-16 Sebastian Pop <sebastian.pop@amd.com>
4145
4146 * graphite.c: Cleanup foo.
4147
41482009-06-16 Sebastian Pop <sebastian.pop@amd.com>
4149
4150 * Merge from mainline (r143684:148293).
4151 * Disabled libpcp until it gets fixed.
4152
41532009-06-05 Sebastian Pop <sebastian.pop@amd.com>
4154 Harsha Jagasia <harsha.jagasia@amd.com>
4155
4156 * graphite-interchange.c: New.
4157 * Makefile.in (graphite-interchange.o): New.
4158 * graphite-poly.h (interchange_profitable_p): Declared.
4159 * graphite-ppl.h (value_max): New.
4160
41612009-06-04 Sebastian Pop <sebastian.pop@amd.com>
4162
4163 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
4164 * graphite-poly.h: Fix some comments.
4165 (pdr_dim): New.
4166 (pdr_scop): New.
4167
41682009-06-04 Sebastian Pop <sebastian.pop@amd.com>
4169
4170 * graphite-poly.h
4171 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
4172 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
4173 (pdr_accessp_nb_params): Renamed pdr_nb_params.
4174 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
4175 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
4176 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
4177 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
4178 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
4179 * graphite-clast-to-gimple.c: Same.
4180 * graphite-dependences.c: Same.
4181 * graphite-poly.c: Same.
4182 * graphite-sese-to-poly.c: Same.
4183
41842009-06-03 Sebastian Pop <sebastian.pop@amd.com>
4185
4186 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
4187 expressions for an IV rename, as returned by clast_to_gcc_expression.
4188 (copy_renames): Rename new_name to expr.
4189 * sese.c (debug_rename_elt): Same.
4190 (get_rename): Same.
4191 (set_rename): Same.
4192 (sese_adjust_liveout_phis): Call force_gimple_operand before using
4193 the information from the rename map.
4194 (rename_variables_in_stmt): Same.
4195 (add_loop_exit_phis): Rename new_name to expr.
4196 (insert_loop_close_phis): Same.
4197 (add_guard_exit_phis): Same. Call force_gimple_operand.
4198 * sese.h (struct rename_map_elt): Rename new_name to expr.
4199 (new_rename_map_elt): Same.
4200
42012009-06-03 Sebastian Pop <sebastian.pop@amd.com>
4202
4203 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
4204 * sese.c (set_rename): Make it extern.
4205 * sese.h (set_rename): Declared.
4206
42072009-06-03 Sebastian Pop <sebastian.pop@amd.com>
4208
4209 * graphite-poly.c (extend_scattering): Free values.
4210 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
4211 Free iterators.
4212 (ppl_print_powerset_matrix): Same.
4213 * graphite-scop-detection.c (free_scops_1): New.
4214 (limit_scops): Call free_scops_1.
4215 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
4216 (build_poly_dr): Free PPL coefficients.
4217 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
4218
42192009-06-02 Sebastian Pop <sebastian.pop@amd.com>
4220
4221 * graphite-dependences.c: New.
4222 * graphite-data-ref.c: Removed.
4223 * graphite-data-ref.h: Removed.
4224 * Makefile.in (graphite-data-ref.o): Removed.
4225 (graphite-dependences.o): Added.
4226 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
4227 * graphite-poly.c: Same.
4228 Move the data dependence testing to graphite-dependences.c.
4229
42302009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
4231
4232 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
4233 from graphite_cannot_represent_loop. Code refactored.
4234 (scopdet_basic_block_info): Call graphite_can_represent_loop.
4235
42362009-05-17 Li Feng <nemokingdom@gmail.com>
4237
6c9df8cb 4238 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
c6bb733d 4239 Cover all the testcases (not only the filtered ones).
4240
42412009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
4242
4243 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
4244 unnecessary check. Update comments. Move check for REAL_TYPE here.
4245 (harmful_stmt_in_bb): Remove checks for conditions. This is already
4246 done in (stmt_simple_for_scop_p).
4247
42482009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
4249
4250 * graphite.c (print_global_statistics): New.
4251 (print_graphite_scop_statistic): New.
4252 (print_graphite_statistics): New.
4253 (graphite_initialize, graphite_transform_loops): Print statistics.
4254 * graphite-scop-detection (build_scops): Print statistics.
4255 (print_graphite_scop_statistics): New.
4256 (print_graphite_statistics): New.
4257
42582009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4259
4260 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
4261 (debug_clast_name_index): Removed.
4262 (debug_clast_name_indexes_1): Removed.
4263 (debug_clast_name_indexes): Removed.
4264 (clast_name_index_elt_info): Removed.
4265 (eq_clast_name_indexes): Removed.
4266 (clast_name_to_index): Removed.
4267 (new_clast_name_index): Removed.
4268 (save_clast_name_index): Removed.
4269 (save_var_name): Moved...
4270 (init_sese_params_index): Removed.
4271 (clast_name_to_gcc): Remove use of name_tree.
4272 (initialize_cloog_names): Same.
4273 (gloog): Do not call init_sese_params_index.
4274 * graphite-sese-to-poly.c (save_var_name): ...here.
4275 (parameter_index_in_region): New.
4276 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
4277 (parameter_index_in_region): Removed.
4278 (is_parameter): Remove use of name_tree.
4279 * sese.h (struct name_tree): Removed.
4280 (struct sese): Remove use of name_tree. New field params_names.
4281 (SESE_PARAMS_NAMES): New.
4282 (SESE_PARAMS): Remove duplicate.
4283 (parameter_index_in_region): Removed.
4284 (sese_nb_params): Remove use of name_tree.
4285 (struct clast_name_index): New.
4286 (new_clast_name_index): New.
4287 (clast_name_to_index): New.
4288 (save_clast_name_index): New.
4289 (debug_clast_name_index): New.
4290 (debug_clast_name_indexes_1): New.
4291 (debug_clast_name_indexes): New.
4292 (clast_name_index_elt_info): New.
4293 (eq_clast_name_indexes): New.
4294
42952009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4296
4297 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
4298 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
4299 (graphite_loop_normal_form): Do not pass region. Do not
4300 initialize SESE_OLDIVS.
4301 (build_graphite_loop_normal_form): Update call to
4302 graphite_loop_normal_form.
4303 * sese.c (debug_oldivs): Removed.
4304 (new_sese): Do not initialize SESE_OLDIVS.
4305 (free_sese): Do not free SESE_OLDIVS.
4306 (oldiv_for_loop): Removed.
4307 * sese.h (struct sese): Remove old_ivs.
4308 (SESE_OLDIVS): Removed.
4309 (oldiv_for_loop): Removed.
4310
43112009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4312
4313 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
4314 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
4315 replaced by a call to newivs_to_depth_to_newiv.
4316 (clast_to_gcc_expression): Pass newivs, remove ivstack.
4317 (clast_to_gcc_expression_red): Same.
4318 (gcc_type_for_clast_expr): Same.
4319 (gcc_type_for_clast_eq): Same.
4320 (graphite_translate_clast_equation): Same.
4321 (graphite_create_guard_cond_expr): Same.
4322 (graphite_create_new_guard): Same.
4323 (graphite_create_new_loop): Same.
4324 (build_iv_mapping): Same.
4325 (translate_clast): Same.
4326 (gloog): Same.
4327 (loop_iv_stack_patch_for_consts): Removed. *
4328 sese.c (iv_stack_entry_is_constant): Removed.
4329 (iv_stack_entry_is_iv): Removed.
4330 (loop_iv_stack_push_iv): Removed.
4331 (loop_iv_stack_insert_constant): Removed.
4332 (loop_iv_stack_pop): Removed.
4333 (loop_iv_stack_get_iv): Removed.
4334 (loop_iv_stack_get_iv_from_name): Removed.
4335 (debug_loop_iv_stack): Removed.
4336 (free_loop_iv_stack): Removed.
4337 (loop_iv_stack_remove_constants): Removed. *
4338 sese.h (iv_stack_entry_kind): Removed.
4339 (iv_stack_entry_data_union): Removed.
4340 (iv_stack_entry_struct): Removed.
4341 (iv_stack_entry_p): Removed.
4342 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
4343 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
4344 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
4345 loop_iv_stack_pop, free_loop_iv_stack): Removed.
4346 (gbb_loop_at_index): Fix indenting.
4347 (gbb_loop_index): Removed.
4348
43492009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4350
4351 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
4352 Call clast_name_to_index.
4353
43542009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4355
4356 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
4357 do not pass params. Get params from SESE_PARAMS.
4358 (clast_to_gcc_expression): Same.
4359 (clast_to_gcc_expression_red): Same.
4360 (gcc_type_for_clast_eq): Same.
4361 (graphite_translate_clast_equation): Same.
4362 (graphite_create_new_loop): Same.
4363 * sese.c (rename_variables_in_stmt): Fix comment.
4364
43652009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4366
4367 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
4368 newivs_index.
4369 Call save_clast_name_index.
4370 (translate_clast): Pass newivs_index.
4371 (gloog): Create and free newivs_index.
4372
43732009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4374
4375 * graphite-clast-to-gimple.c (clast_name_index): New structure.
4376 (clast_name_index_p): New type.
4377 (debug_clast_name_index): New.
4378 (debug_clast_name_indexes_1): New.
4379 (debug_clast_name_indexes): New.
4380 (clast_name_index_elt_info): New.
4381 (eq_clast_name_indexes): New.
4382 (clast_name_to_index): New.
4383 (new_clast_name_index): New.
4384 (save_clast_name_index): New.
4385 (init_sese_params_index): New.
4386 (gloog): Call init_sese_params_index.
4387 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
4388 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
4389 (free_sese): Free SESE_PARAMS_INDEX.
4390 * sese.h (struct sese): Add params_index.
4391 (SESE_PARAMS_INDEX): New.
4392
43932009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4394
4395 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
4396 (graphite_create_new_loop): Pass the newivs vector. Push the
4397 newly created IV to newivs.
4398 (translate_clast): Pass the newivs vector.
4399 (gloog): Create and destroy the newivs vector.
4400
44012009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4402
4403 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
4404 (graphite_loop_normal_form): Initialize loop->aux with the unique
4405 IV that has been created.
4406
44072009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
4408
4409 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
4410 scev with parameters in the base part. They where forbidden
4411 exidently.
4412
44132009-05-11 Li Feng <nemokingdom@gmail.com>
4414
6c9df8cb 4415 * gcc.dg/graphite/graphite.exp: Set different default
c6bb733d 4416 compile options by file names.
6c9df8cb 4417 * gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
4418 * gcc.dg/graphite/id-{1-9}.c: Ditto.
4419 * gcc.dg/graphite/scop-{0-20}.c: Ditto.
4420 * gcc.dg/graphite/scop-matmult.c: Ditto.
c6bb733d 4421
44222009-05-08 Li Feng <nemokingdom@gmail.com>
4423
6c9df8cb 4424 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
4425 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
4426 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
4427 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
c6bb733d 4428
44292009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
4430
4431 * graphite-scop-detection (build_scops_1): Fix little bug introduced
4432 by final cleanup.
4433
44342009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
4435
4436 * graphite-scop-detection.c (graphite_can_represent_scev): Only
4437 allow integer constant strides.
4438 (graphite_can_represent_expr): Depend on outermost_loop.
4439 (stmt_simple_memref_p, graphite_cannot_represent_loop,
4440 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
4441 build_scops_1): Same.
4442 (scopdet_basic_block_info): Same and insert layered SCoP
4443 detection.
4444 (try_generate_gimple_bb): Cleanup.
4445 (build_scops): Enable data references.
4446
6c9df8cb 4447 * gcc.dg/graphite/id-5.c: New.
4448 * gcc.dg/graphite/id-9.c: New.
c6bb733d 4449 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4450 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
4451
44522009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4453
4454 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
4455 that we have not yet built for this SCoP.
4456
44572009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4458
4459 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
4460 for complex numbers.
4461
44622009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4463
4464 * graphite-ppl.c: Fix build if cloog is not available.
4465
44662009-05-04 Li Feng <nemokingdom@gmail.com>
4467
4468 * tree-parloops.c (loop_parallel_p): Remove construction of
4469 NITER and REDUCTION_LIST.
4470 (try_get_loop_niter): New.
4471 (try_create_reduction_list): New.
4472 (parallelize_loops): Bypass the failed checkings in autopar
4473 when can_be_parallel in loop structure is set to true.
4474
44752009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
4476
6c9df8cb 4477 * gcc.dg/graphite/id-6.c: Update testcase.
4478 * gcc.dg/graphite/scop-3.c: Dito.
c6bb733d 4479
44802009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
4481
4482 * graphite-scop-detection.c (stmt_simple_for_scop_p):
4483 Enable EQ_EXPR and NE_EXPR again.
4484
44852009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
4486
4487 * graphite-scop-detection.c (graphite_can_represent_scev):
4488 Add check if scev is affine multivariate.
4489 (harmful_stmt_in_bb): Check if we can represent the conditions.
4490 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
4491 harmful_stmt_in_bb.
6c9df8cb 4492 * gcc.dg/graphite/id-7.c: New.
c6bb733d 4493
44942009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
4495
4496 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
4497 Check all bbs in region, not only the bbs that are represented in
4498 GRAPHITE.
4499 (build_poly_scop): Add newline.
6c9df8cb 4500 * gcc.dg/graphite/id-8.c: New.
c6bb733d 4501
45022009-04-30 Li Feng <nemokingdom@gmail.com>
4503
4504 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
4505 when loop initialize.
4506 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
4507 * common.opt: Declare flag_graphite_force_parallel.
4508 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
4509 loop parallel.
4510 * graphite-poly.c (apply_poly_transforms): Introduce
4511 flag_graphite_force_parallel.
4512 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
4513 * toplev.c (process_options): ditto and replace a not correctly
4514 encoded space.
4515
45162009-04-30 Li Feng <nemokingdom@gmail.com>
4517
4518 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
4519 Change the call of gbb_loop_at_index and/or gbb_loop_index due
4520 to the redefinition.
4521 (compute_cloog_iv_types_1): ditto.
4522 (build_iv_mapping): ditto.
4523 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
4524 initialization.
4525 (free_gimple_bb): Removed GBB_LOOPS related free part.
4526 (build_bb_loops): Removed.
4527 * sese.h (struct gimple_bb): Removed loops.
4528 (GBB_LOOPS): Removed.
4529 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
4530 (gbb_loop_index): ditto.
4531
45322009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
4533
4534 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
4535 allow non constant strides.
6c9df8cb 4536 * gcc.dg/graphite/scop-20.c: New.
c6bb733d 4537
45382009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4539
4540 * graphite-scop-detection.c (dot_all_scops): Fix system call
4541 return value warning.
4542 (dot_scop): Same.
4543
45442009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4545
6c9df8cb 4546 * gcc.dg/graphite/id-6.c: Fix pattern.
4547 * gcc.dg/graphite/scop-3.c: Same.
c6bb733d 4548
45492009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4550
4551 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
4552 build_pairwise_constraint, dr_equality_constraints,
4553 build_pairwise_scheduling_equality,
4554 build_pairwise_scheduling_inequality, lexicographically_gt_p,
4555 build_lexicographically_gt_constraint, dependence_polyhedron,
4556 graphite_legal_transform_dr, graphite_legal_transform_bb,
4557 graphite_legal_transform): New.
4558 * graphite-poly.h (graphite_legal_transform): Declared.
4559 * graphite-sese-to-poly.c (build_poly_scop): Call to
4560 graphite_legal_transform is disabled for the moment.
4561
45622009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4563
4564 * graphite-poly.h (pbb_nb_scattering_dims): New.
4565 (pbb_nb_scattering): Use it.
4566
45672009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4568
4569 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
4570 Pointset_Powerset version of ppl_insert_dimensions.
4571 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
4572
45732009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4574
4575 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
4576
45772009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4578
4579 * graphite-poly.h: Fix comment.
4580
45812009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4582
4583 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
4584
45852009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
4586
4587 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
4588 statements.
4589
45902009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
4591
4592 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
4593 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
4594 conditions.
4595
45962009-04-20 Sebastian Pop <sebastian.pop@amd.com>
4597
4598 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
4599 handle EQ_EXPR and NE_EXPR.
4600
46012009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
4602
4603 * graphite-poly.h (poly_dr): Fix comment.
4604
46052009-04-09 Sebastian Pop <sebastian.pop@amd.com>
4606 Tobias Grosser <grosser@fim.uni-passau.de>
4607
4608 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
4609 with a zero dimension polyhedron.
4610 (find_scop_parameters): Move the call to scop_set_nb_params here.
4611 (build_loop_iteration_domains): Store in loop->aux the iteration
4612 domain polyhedron.
4613 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
4614 by any loop in scop.
4615 (build_poly_scop): Do not call scop_set_nb_params.
4616
46172009-04-09 Sebastian Pop <sebastian.pop@amd.com>
4618 Tobias Grosser <grosser@fim.uni-passau.de>
4619
4620 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
4621 add_condition_to_domain not GT_EXPR.
4622
46232009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
4624
4625 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
4626 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
4627 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
4628 upper_bound_assign to calculate unions.
6c9df8cb 4629 * gcc.dg/graphite/id-6.c: New.
c6bb733d 4630
46312009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
4632
4633 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
4634 handle abnormal edges.
4635
46362009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
4637
4638 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
4639 (free_poly_bb): Also free poly_drs.
4640 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
4641 (poly_dr): Polyhedron to Pointset_Powerset.
4642 (pdr_accessp_nb_subscripts): Same.
4643 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
4644 poly_drs.
4645
46462009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4647
4648 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
4649 names into more meaningful names.
4650
46512009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4652
6c9df8cb 4653 * gfortran.dg/graphite/interchange-1.c: New.
4654 * gfortran.dg/graphite/interchange-2.c: New.
c6bb733d 4655
46562009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4657
4658 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
4659 the reduction_list.
4660 * tree-parloops.c (rewrite_phi_with_iv): New.
4661 (rewrite_all_phi_nodes_with_iv): New.
4662 (canonicalize_loop_ivs): Call them.
4663
46642009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4665
4666 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
4667 graphite_find_data_references_in_stmt.
4668 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4669 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4670
46712009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4672
4673 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
4674
46752009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4676
4677 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
4678 instead of bb_in_region.
4679 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
4680 (build_sese_conditions): Use flag_bb_in_sese.
4681 * sese.c (register_bb_in_sese): Removed.
4682 (new_sese): Remove initialization of SESE_REGION_BBS.
4683 (free_sese): Do not free SESE_REGION_BBS.
4684 * sese.h (struct sese): Remove field region_basic_blocks.
4685 (SESE_REGION_BBS): Removed.
4686 (bb_in_sese_p): Implement in function of bb_in_region.
4687
46882009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4689
4690 * graphite-scop-detection.c (limit_scops): Deal only with single exit
4691 loops.
4692
46932009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
4694
4695 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
4696 and EQ_EXPR.
4697 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
4698 (add_condition_to_domain): New.
4699 (add_condition_to_pbb): New.
4700 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
6c9df8cb 4701 * gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
c6bb733d 4702
47032009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
4704
4705 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
4706 ppl_Pointset_Powerset.
4707 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
4708 * graphite-poly.h (poly_bb): poly_bb.domain Same.
4709 (pbb_nb_loops): Same.
4710 * graphite-sese-to-poly.c (build_loop_iteration_domains,
4711 add_conditions_to_domain): Same.
4712 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
4713 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
4714 ppl_const_Polyhedron_t.
4715 (ppl_print_powerset_matrix): New.
4716 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
4717 ppl_print_powerset_matrix): New.
4718 (ppl_print_polyhedron_matrix): Updated.
4719
47202009-04-07 Sebastian Pop <sebastian.pop@amd.com>
4721
4722 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
4723
47242009-04-07 Sebastian Pop <sebastian.pop@amd.com>
4725
4726 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
4727 (print_iteration_domains, debug_iteration_domain,
4728 debug_iteration_domains): New.
4729 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
4730 debug_iteration_domains): Declared.
4731 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
4732 indenting.
4733
47342009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
4735 Sebastian Pop <sebastian.pop@amd.com>
4736
4737 * graphite-poly.h (print_iteration_domain): New.
4738 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
4739 (build_sese_conditions_1, build_sese_conditions_after,
4740 build_sese_conditions_before): New.
4741 (build_sese_conditions): Rewritten.
4742
47432009-04-03 Sebastian Pop <sebastian.pop@amd.com>
4744 Tobias Grosser <grosser@fim.uni-passau.de>
4745
4746 Cleanup of code generation liveouts.
4747 * graphite-clast-to-gimple.c (translate_clast): Use a single
4748 rename_map instead of one per translated statement.
4749 Do not use SESE_LIVEOUT_RENAMES.
4750 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
4751 (gloog): Do not use SESE_LIVEOUT_RENAMES.
4752 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
4753 phi node of a reduction: when a loop contains a reduction used outside
4754 the loop, there should be a scalar close phi node on the exit block.
4755 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
4756 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
4757 (free_sese): Do not free them.
4758 (sese_build_liveouts_use): Do not use them.
4759 (sese_build_liveouts_bb): Same.
4760 (sese_build_liveouts): Same.
4761 (sese_insert_phis_for_liveouts): Same.
4762 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
4763 (defined_in_loop_p): New.
4764 (alive_after_loop): New.
4765 (close_phi_not_yet_inserted_p): New.
4766 (struct alep, alep_p): New.
4767 (add_loop_exit_phis): Remove from the rename_map all the names defined
4768 in the code generated loop.
4769 (insert_loop_close_phis): Traverse the rename_map passed to it.
4770 Don't use SESE_LIVEOUT_RENAMES.
4771 (default_liveout_before_guard): Renamed default_before_guard.
4772 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
4773 (graphite_copy_stmts_from_block): Do not directly call set_rename.
4774 (register_sese_liveout_renames): Removed.
4775 (copy_bb_and_scalar_dependences): Do not call it.
4776 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
4777 reduction_list.
4778 (SESE_LIVEOUT): Removed.
4779 (SESE_LIVEOUT_RENAMES): Removed.
4780 (SESE_REDUCTION_LIST): Removed.
4781 (sese_build_liveouts): Removed.
4782 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
4783 (insert_loop_close_phis): Pass a htab_t instead of a sese.
4784 (insert_guard_phis): Same.
4785 (rename_map_elt): Declare a VEC of them.
4786 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
4787 trees not pointers to trees.
4788
4789 Rewrite in canonical close SSA form:
4790 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
4791 (limit_scops): Close the scop after the block containing the close phi
4792 nodes.
4793 (canonicalize_loop_closed_ssa): New.
4794 (canonicalize_loop_closed_ssa_form): New.
4795 (build_scops): Call canonicalize_loop_closed_ssa_form.
4796
4797 * graphite-sese-to-poly.c: Fix typos.
4798
47992009-04-03 Sebastian Pop <sebastian.pop@amd.com>
4800
4801 * graphite-poly.c (print_scattering_function, print_pbb_domain):
4802 Extended.
4803 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
4804 (print_pbb): Add conditions.
4805
48062009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
4807 Sebastian Pop <sebastian.pop@amd.com>
4808
4809 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
4810 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
4811 (build_scop_bbs_1): New.
4812 (build_scop_bbs): Rewrite.
4813 * sese.h (bb_in_region): New.
4814
48152009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
4816
4817 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
4818 poly_drs vector.
4819 (print_scop): Style.
4820 * graphite-poly.h (poly_bb): Add drs vector.
4821 (PBB_DRS): Add accessor.
4822 * graphite-sese-to-poly.c (build_poly_dr): New.
4823 (build_pbb_drs, build_scop_drs): New.
4824 (build_poly_scop): call build_scop_drs (Disabled at the moment).
4825
48262009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
4827
4828 * tree-ssa-loop.c: Include forgotten toplev.h
4829
48302009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
4831
4832 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
6c9df8cb 4833 * gcc.dg/graphite/pr37883.c: Remove -floop-*
4834 * gcc.dg/graphite/pr37928.c: Same
4835 * gcc.dg/graphite/pr38409.c: Same
4836 * gcc.dg/graphite/pr38498.c: Same
4837 * gcc.dg/graphite/pr38559.c: Same
4838 * gcc.dg/graphite/pr39335.c: Same
4839 * gcc.dg/graphite/pr39335_1.c: Same
4840 * gfortran.dg/graphite/block-2.f: Same
c6bb733d 4841 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
4842 with -floop-*.
4843
48442009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
4845
4846 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
4847 build_access_matrix, build_scop_data_accesses): Remove access function
4848 building. (We get a new version soon).
4849 (build_bb_loops, scan_tree_for_params_right_scev): Update.
4850 * sese.h (nb_loops_around_loop_in_sese): Remove.
4851 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
4852
48532009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
4854 Sebastian Pop <sebastian.pop@amd.com>
4855
4856 * graphite-scop-detection.c (struct scopdet_info): Rename last
4857 field to exit.
4858 (scopdet_basic_block_info, build_scops_1): Don't use
4859 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
4860
48612009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
4862 Sebastian Pop <sebastian.pop@amd.com>
4863
4864 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
4865 * sese.c (sese_build_liveouts_use): Renamed from
4866 sese_build_livein_liveouts_use. Remove liveins.
4867 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
4868 Call sese_build_liveouts_use.
4869 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
4870 Call sese_build_liveouts_bb.
4871 (new_sese, free_sese): Remove liveins.
4872 (sese_add_exit_phis_var): Deleted.
4873 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
4874 directly.
4875 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
4876
4877 * sese.h (sese): Remove num_ver and livein.
4878 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
4879
48802009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
4881
4882 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
4883
48842009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
4885
4886 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
4887 (build_scop_scattering): Do not use compare_prefix_loops any more.
4888 (nb_common_loops): New.
4889
48902009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4891
4892 * sese.c (get_new_name_from_old_name): Renamed get_rename.
4893 (register_old_and_new_names): Renamed set_rename.
4894
48952009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4896
4897 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
4898 of the decl from the previous commit.
4899
49002009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4901
4902 * graphite-scop-detection.c (dot_scop): New.
4903 * graphite-scop-detection.h (dot_scop): Declared.
4904
49052009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4906
4907 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
4908
49092009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4910
4911 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
4912 condition at the end of the loop.
4913 * graphite.c (graphite_initialize, graphite_finalize): Print to
4914 dump_file the compiled function.
4915 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
4916 of create_empty_loop_on_edge.
4917 (translate_clast): Update the code generation of loops for the new
4918 shape of loops.
4919 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
4920
49212009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4922
4923 Reverted the patch from 2009-03-19.
4924
49252009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
4926
4927 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
4928 poly_drs vector.
4929 (print_scop): Style.
4930 * graphite-poly.h (poly_bb): Add drs vector.
4931 (PBB_DRS): Add accessor.
4932 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
4933 (build_access_matrix_with_af, build_access_matrix,
4934 build_scop_data_accesses): Delete.
4935 (build_poly_dr): New.
4936 (build_pbb_drs, build_scop_drs): New.
4937 (build_poly_scop): call build_scop_drs.
4938
49392009-03-13 Sebastian Pop <sebastian.pop@amd.com>
4940
4941 * graphite-scop-detection.c (dot_all_scops_1): Close the table
4942 once per basic block.
4943
49442009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
4945
4946 * graphite-scop-detection.c (graphite_can_represent_scev): New.
4947 (graphite_can_represent_expr): Renamed from loop_affine_expr
4948 and enhanced.
4949 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
4950 (graphite_cannot_represent_loop): Add scop_entry to parameters.
4951 (scopdet_basic_block_info): Actually define entry_block.
4952 (stmt_simple_memref_p): Moved here from ...
4953
4954 * tree-data-ref.c (stmt_simple_memref_p): here.
4955 * tree-data-ref.h (stmt_simple_memref_p): Removed.
4956
49572009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
4958
6c9df8cb 4959 * gcc.dg/graphite/id-4.c: New.
c6bb733d 4960
49612009-03-12 Sebastian Pop <sebastian.pop@amd.com>
4962
4963 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
4964 (register_old_and_new_names): Update the content of the map.
4965 When there was already a rename_map_elt in the map at that
4966 location, free it.
4967 (copy_bb_and_scalar_dependences): Do rename_variables after
4968 expand_scalar_variables.
4969 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4970 of the map. When there was already a rename_map_elt in the
4971 map at that location, free it.
4972 (translate_clast): Pass the rename_map. Do not initialize and free
4973 a rename_map per stmt_user.
4974 (gloog): Initialize and free one rename_map and pass it to
4975 translate_clast.
4976
49772009-03-12 Sebastian Pop <sebastian.pop@amd.com>
4978
4979 * sese.c (expand_scalar_variables_stmt,
4980 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
4981 parameter.
4982 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
4983 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
4984 the gimple_stmt_iterator of the statement to be expanded.
4985 * graphite-scop-detection.c (is_simple_operand): Do handle
4986 REALPART_EXPR.
4987
49882009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4989
4990 * graphite-scop-detection.c (is_simple_operand): Do not handle
4991 REALPART_EXPR.
6c9df8cb 4992 * gcc.dg/graphite/id-2.c: New.
c6bb733d 4993
4994 * graphite-sese-to-poly.c (build_bb_loops,
4995 add_value_to_dim, scan_tree_for_params_right_scev,
4996 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
4997 find_params_in_bb, build_loop_iteration_domains,
4998 add_conditions_to_domain): Remove subtract.
4999
50002009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
5001
5002 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
5003 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
5004 pbb_loop_at_index -> gbb_loop_at_index.
5005 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
5006 (debug_loop_vec): Delete.
5007 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
5008 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
5009 (PBB_LOOPS): Removed.
5010 (PBB_BLACK_BOX): Insert cast.
5011 (pbb_set_black_box): New setter.
5012 (pbb_loop_at_index, pbb_loop_index): Removed.
5013 (scop_set_region, scop_set_nb_params): New.
5014 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
5015 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
5016 (build_poly_scop): Use scop_set_nb_params.
5017 * sese.h (gimple_bb): Add LOOPS.
5018 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
5019
50202009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
5021
5022 Revert previous commit.
5023
50242009-03-11 Sebastian Pop <sebastian.pop@amd.com>
5025
5026 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
5027 (register_old_and_new_names): Update the content of the map.
5028 When there was already a rename_map_elt in the map at that
5029 location, free it.
5030 (copy_bb_and_scalar_dependences): Do rename_variables after
5031 expand_scalar_variables.
5032 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
5033 of the map. When there was already a rename_map_elt in the
5034 map at that location, free it.
5035 (translate_clast): Pass the rename_map. Do not initialize and free
5036 a rename_map per stmt_user.
5037 (gloog): Initialize and free one rename_map and pass it to
5038 translate_clast.
5039
50402009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
5041
5042 Remove forgotten line in revert.
5043
50442009-03-11 Sebastian Pop <sebastian.pop@amd.com>
5045
5046 Revert previous commit.
5047
50482009-03-10 Sebastian Pop <sebastian.pop@amd.com>
5049
5050 * sese.c (register_old_and_new_names): Update the content
5051 of the map. When there was already a rename_map_elt in the
5052 map at that location, free it.
5053 (copy_bb_and_scalar_dependences): Do rename_variables after
5054 expand_scalar_variables.
5055 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
5056 of the map. When there was already a rename_map_elt in the
5057 map at that location, free it.
5058 (translate_clast): Pass the rename_map. Do not initialize and free
5059 a rename_map per stmt_user.
5060 (gloog): Initialize and free one rename_map and pass it to
5061 translate_clast.
5062
50632009-03-10 Sebastian Pop <sebastian.pop@amd.com>
5064
5065 * graphite-clast-to-gimple.c (translate_clast): context_loop
5066 is never NULL.
5067
50682009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
5069 Sebastian Pop <sebastian.pop@amd.com>
5070
5071 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
5072 of the use of ppl_Polyhedron_map_space_dimensions.
5073
50742009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
5075 Sebastian Pop <sebastian.pop@amd.com>
5076
5077 * graphite-poly.c (unify_scattering_dimensions): Fix types.
5078 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
5079 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
5080 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
5081 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
5082 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
5083 pbb_nb_params): New.
5084 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
5085 nb_loops_around_pbb): Adapt return types.
5086
50872009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
5088
5089 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
5090 graphite-clast-to-gimple.o, graphite-data-ref.o,
5091 graphite-scop-detection.o, graphite-poly.o): Add
5092 more headers.
5093
50942009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
5095
5096 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
5097 graphite-clast-to-gimple.o, graphite-data-ref.o,
5098 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
5099
51002009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
5101
6c9df8cb 5102 * gcc.dg/graphite/pr37485.c: Remove -floop-block
5103 * gcc.dg/graphite/pr37828.c: Same.
5104 * gcc.dg/graphite/pr37684.c: Same.
5105 * gcc.dg/graphite/block-0.c: Same.
5106 * gcc.dg/graphite/block-1.c: Same.
5107 * gcc.dg/graphite/block-2.c: Same.
5108 * gcc.dg/graphite/block-3.c: Same.
5109 * gcc.dg/graphite/block-4.c: Same.
5110 * gcc.dg/graphite/block-5.c: Same.
5111 * gcc.dg/graphite/block-6.c: Same.
5112 * gfortran.dg/graphite/pr38083.f90: Same.
5113 * gfortran.dg/graphite/block-1.f90: Same.
5114 * gfortran.dg/graphite/block-3.f90: Same.
5115 * gfortran.dg/graphite/pr37852.f90: Same.
5116 * gfortran.dg/graphite/block-4.f90: Same.
5117 * gfortran.dg/graphite/pr37980.f90: Same.
5118 * gfortran.dg/graphite/pr38953.f90: Same.
5119 * gfortran.dg/graphite/pr37857.f90: Same.
c6bb733d 5120 * opts.c: Remove -floop-block from -O2.
5121 * graphite-poly.c: Fail if -floop-block -floop-interchange or
5122 -floop-strip-mine are used.
5123
51242009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
5125 Sebastian Pop <sebastian.pop@amd.com>
5126
5127 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
5128 dimensions.
5129 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
5130 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
5131 strip_mine_profitable_p, is_interchange_valid,
5132 graphite_trans_bb_block, graphite_trans_loop_block,
5133 graphite_trans_scop_block): Temporary removed.
5134 (extend_scattering, unify_scattering_dimensions): New.
5135 (print_scattering_function, graphite_read_transforms):
5136 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
5137 (graphite_generate_scattering_fns): Removed.
5138 (apply_poly_transforms): Cleanup.
5139 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
5140 (schedule_to_scattering): Moved.
5141 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
5142 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
5143 (pbb_nb_scattering): New.
5144 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
5145 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
5146 Removed.
5147 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
5148 shift_poly.
5149 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
5150 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
5151 -> PBB_TRANSFORMED_SCATTERING.
5152 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
5153 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
5154 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
5155 (check_poly_representation): Do not return bool.
5156 (graphite_transform_loops): Reformat.
5157 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
5158
51592009-03-04 Sebastian Pop <sebastian.pop@amd.com>
5160
5161 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
5162 debug_pbb_domain, debug_pbb, debug_scop): New.
5163 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
5164 debug_pbb_domain, debug_pbb, debug_scop): Declared.
5165
51662009-03-02 Sebastian Pop <sebastian.pop@amd.com>
5167
5168 PR middle-end/39335
5169 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
5170 when the type precision of the induction variable should be
5171 larger than the type precision of nit.
5172 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
5173 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
5174 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
5175
6c9df8cb 5176 * gcc.dg/graphite/pr39335_1.c: New.
5177 * gcc.dg/graphite/pr39335.c: New.
c6bb733d 5178
51792009-03-02 Sebastian Pop <sebastian.pop@amd.com>
5180
5181 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
5182 SSA_NAMES not struct reduction_info.
5183
51842009-03-02 Sebastian Pop <sebastian.pop@amd.com>
5185
5186 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
5187
51882009-02-27 Sebastian Pop <sebastian.pop@amd.com>
5189 Tobias Grosser <grosser@fim.uni-passau.de>
5190
5191 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
5192 (free_sese): Free SESE_REDUCTION_LIST.
5193 * sese.h (struct sese): Add field reduction_list.
5194 (SESE_REDUCTION_LIST): New.
5195 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
5196 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
5197
51982009-02-27 Sebastian Pop <sebastian.pop@amd.com>
5199 Tobias Grosser <grosser@fim.uni-passau.de>
5200
5201 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
5202 of loop_p.
5203
52042009-02-27 Sebastian Pop <sebastian.pop@amd.com>
5205 Tobias Grosser <grosser@fim.uni-passau.de>
5206
5207 * tree-parloops.c (struct brli, build_reduction_list_info,
5208 analyze_reduction_list, gather_scalar_reductions): New.
5209 (loop_parallel_p): Build a reduction list containing only
5210 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
5211 (gen_parallel_loop): Call the analysis analyze_reduction_list.
5212 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
5213 * tree-flow.h (gather_scalar_reductions): Declared.
5214
52152009-02-26 Sebastian Pop <sebastian.pop@amd.com>
5216
5217 PR middle-end/39308
5218 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
5219 number_of_iterations_exit from a gcc_assert.
5220
52212009-02-25 Sebastian Pop <sebastian.pop@amd.com>
5222 Jan Sjodin <jan.sjodin@amd.com>
5223
5224 * output.h (graphite_out_file, graphite_in_file): Declared.
5225 * toplev.c (graphite_out_file, graphite_in_file): New.
5226 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
5227 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
5228 Don't call schedule_to_scattering.
5229 * common.opt (fgraphite-write, fgraphite-read): New.
5230 * graphite-poly.c: Include output.h.
5231 (print_scattering_function, print_scattering_functions,
5232 debug_scattering_function, debug_scattering_functions,
5233 graphite_write_transforms, graphite_read_transforms,
5234 graphite_generate_scattering_fns): New.
5235 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
5236 Call graphite_generate_scattering_fns, graphite_write_transforms,
5237 graphite_read_transforms.
5238 (new_poly_bb): Initialize PBB_SCATTERING.
5239 (free_poly_bb): Free PBB_SCATTERING.
5240 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
5241 * graphite-poly.h (struct poly_bb): Add field scattering.
5242 (PBB_SCATTERING): New.
5243 (print_scattering_function, print_scattering_functions,
5244 debug_scattering_function, debug_scattering_functions): Declared.
5245 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
5246 GMP values, not integers!
5247 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
5248 ppl_read_polyhedron_matrix): New.
5249 * graphite-ppl.h (ppl_print_polyhedron_matrix,
5250 debug_ppl_polyhedron_matrix,
5251 ppl_read_polyhedron_matrix): Declared.
5252 * Makefile.in (graphite-poly.o): Depends on output.h.
5253
52542009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5255 Tobias Grosser <grosser@fim.uni-passau.de>
5256
5257 Revert this change:
5258 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
5259 scalar evolutions in the scop_entry->loop_father.
5260
52612009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5262 Tobias Grosser <grosser@fim.uni-passau.de>
5263
5264 * graphite.h (ref_nb_loops): Remove declaration.
5265 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
5266 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
5267 debug_gbb): Moved to sese.h.
5268 * sese.h: As said.
5269
52702009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5271 Tobias Grosser <grosser@fim.uni-passau.de>
5272
5273 * graphite-data-ref.[ch]: Disable.
5274
52752009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5276 Tobias Grosser <grosser@fim.uni-passau.de>
5277
5278 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
5279 scalar evolutions in the scop_entry->loop_father.
5280
52812009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5282
5283 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
5284 (graphite_cannot_represent_loop_niter): Renamed
5285 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
5286 (limit_scops): build_sese_loop_nests does not return a bool.
5287 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
5288 * sese.c (nb_reductions_in_loop): ... from here.
5289 (graphite_loop_normal_form): ... from here.
5290 (sese_record_loop): Does not fail, so does not return a bool.
5291 (build_sese_loop_nests): Same.
5292 * sese.h (build_sese_loop_nests): Update declaration.
5293 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
5294 (build_graphite_loop_normal_form): New.
5295 (gloog): Call build_graphite_loop_normal_form.
5296 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
5297 build_sese_loop_nests.
5298
6c9df8cb 5299 * gcc.dg/graphite/id-1.c: New.
c6bb733d 5300
53012009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5302 Tobias Grosser <grosser@fim.uni-passau.de>
5303
5304 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
5305 The SCoP detection fix is sufficient.
5306
53072009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5308
5309 PR tree-optimization/39260
5310 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
5311 the basic block contains a condition with a real type.
5312 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
5313
5314 * gcc.dg/graphite/pr39260.c: New.
5315
53162009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5317
5318 * graphite-poly.c: Inlcude params.h.
5319 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
5320 the size of a tile.
5321 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
5322 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
5323
53242009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5325 Tobias Grosser <grosser@fim.uni-passau.de>
5326
5327 * graphite-scop-detection.c (dot_all_scops_1,
5328 dot_all_scops): Moved here.
5329 * graphite-scop-detection.h (dot_all_scops): Declared here.
5330 * graphite.c (graphite_initialize, graphite_finalize): New.
5331 (graphite_transform_loops): Cleaned up.
5332 * sese.c (debug_oldivs): Moved here.
5333 * graphite-poly.c (graphite_apply_transformations): Renamed
5334 apply_poly_transforms.
5335 (debug_loop_vec): Moved here.
5336 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
5337 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
5338 find_scop_parameters, build_scop_iteration_domain,
5339 add_conditions_to_constraints, build_scop_canonical_schedules,
5340 build_scop_data_accesses): Now static.
5341 (build_poly_scop, check_poly_representation): New.
5342
53432009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5344
5345 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
5346 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
5347 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
5348 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
5349 scan_tree_for_params_right_scev, scan_tree_for_params_int,
5350 scan_tree_for_params, struct irp_data, dx_record_params,
5351 find_params_in_bb, find_scop_parameters, gbb_from_bb,
5352 build_loop_iteration_domains, add_conditions_to_domain,
5353 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
5354 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
5355 build_sese_conditions, add_conditions_to_constraints,
5356 build_scop_iteration_domain, build_access_matrix_with_af,
5357 build_access_matrix,
5358 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
5359
5360 * graphite-sese-to-poly.c: New.
5361 * graphite-sese-to-poly.h: New.
5362
5363 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
5364
53652009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5366
5367 * graphite.c: Split graphite code generation to a new file.
5368 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
5369 max_precision_type, clast_to_gcc_expression_red,
5370 clast_to_gcc_expression, gcc_type_for_clast_expr,
5371 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
5372 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
5373 graphite_create_new_guard, clast_get_body_of_loop,
5374 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
5375 graphite_create_new_loop, build_iv_mapping, copy_renames,
5376 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
5377 compute_cloog_iv_types, free_scattering, save_var_name,
5378 initialize_cloog_names, build_scop_context, build_cloog_prog,
5379 set_cloog_options, debug_clast_stmt, scop_to_clast,
5380 print_generated_program, debug_generated_program,
5381 gloog): Moved to graphite-clast-to-gimple.c.
5382
5383 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
5384
5385 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
5386 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
5387 loop_iv_stack_pop, loop_iv_stack_get_iv,
5388 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
5389 free_loop_iv_stack, loop_iv_stack_remove_constants,
5390 debug_rename_elt, debug_rename_map_1, debug_rename_map,
5391 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
5392 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
5393 eq_ivtype_map_elts, sese_add_exit_phis_edge,
5394 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
5395 get_vdef_before_sese, sese_adjust_vphi,
5396 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
5397 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
5398 is_iv, expand_scalar_variables_ssa_name,
5399 expand_scalar_variables_expr, expand_scalar_variables_stmt,
5400 expand_scalar_variables, rename_variables, remove_condition,
5401 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
5402 add_loop_exit_phis, insert_loop_close_phis, struct igp,
5403 default_liveout_before_guard, add_guard_exit_phis,
5404 insert_guard_phis, register_old_and_new_names,
5405 graphite_copy_stmts_from_block, register_sese_liveout_renames,
5406 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
5407 if_region_set_false_region, create_if_region_on_edge,
5408 move_sese_in_condition): Moved to sese.c.
5409
5410 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
5411 if_region_exit, if_region_get_condition_block,
5412 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
5413 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
5414 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
5415 ivtype_map_elt, new_ivtype_map_elt,
5416 recompute_all_dominators): Moved to sese.h.
5417
5418 * graphite-clast-to-gimple.c: New.
5419 * graphite-clast-to-gimple.h: New.
5420 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
5421 * sese.c: Modified as said above.
5422 * sese.h: Same.
5423
54242009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5425
5426 * graphite.c: Split scop detection to a new file.
5427 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
5428 move_sd_regions, loop_affine_expr, exclude_component_ref,
5429 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
5430 graphite_cannot_represent_loop_niter, struct scopdet_info,
5431 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
5432 find_single_entry_edge, find_single_exit_edge,
5433 create_single_entry_edge, sd_region_without_exit,
5434 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
5435 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
5436 Moved to graphite-scop-detection.c.
5437
5438 * graphite-scop-detection.c: New.
5439 * graphite-scop-detection.h: New.
5440 * Makefile.in: Add new rule for graphite-scop-detection.o.
5441
5442 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
5443 tree-scalar-evolution.h.
5444 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
5445 build_sese_loop_nests): Moved here from graphite.c.
5446 (param_index): Renamed parameter_index_in_region.
5447
54482009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
5449 Sebastian Pop <sebastian.pop@amd.com>
5450
5451 * gcc.dg/graphite/block-0.c: Expected to fail now.
5452 * gcc.dg/graphite/block-1.c: Same.
5453 * gcc.dg/graphite/block-5.c: Same.
5454 * gcc.dg/graphite/block-6.c: Same.
5455
54562009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
5457 Sebastian Pop <sebastian.pop@amd.com>
5458
5459 * graphite.h: Separate from graphite_bb_p the polyhedral
5460 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
5461 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
5462 graphite-data-ref.h.
5463 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
5464 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
5465 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
5466 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
5467 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
5468 scop_nb_params): Moved to graphite-poly.h.
5469 * graphite-data-ref.c: Same.
5470 * graphite-data-ref.h: New.
5471 * graphite.c: Same.
5472 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
5473 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
5474 is_interchange_valid, graphite_trans_bb_block,
5475 graphite_trans_loop_block, scop_max_loop_depth,
5476 graphite_trans_scop_block, graphite_apply_transformations,
5477 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
5478 graphite-poly.c.
5479 * graphite-poly.h: New.
5480 * graphite-poly.c: New.
5481 * Makefile.in (OBJS-common): Add graphite-poly.o.
5482 (graphite-poly.o): New rule.
5483 * tree-data-ref.h (struct data_reference): Remove unused scop field.
5484 (DR_SCOP): Removed.
5485
54862009-02-18 Sebastian Pop <sebastian.pop@amd.com>
5487 Tobias Grosser <grosser@fim.uni-passau.de>
5488
5489 * graphite.c: Replace gb -> gbb.
5490 * graphite.h: Same.
5491 * graphite-data-ref.c: Same.
5492
54932009-02-18 Sebastian Pop <sebastian.pop@amd.com>
5494 Tobias Grosser <grosser@fim.uni-passau.de>
5495
5496 * Makefile.in (OBJS-commmon): Add sese.o.
5497 (sese.o): New.
5498 (graphite.o): Add sese.h.
5499 * graphite.c (bb_in_ss_p, loop_in_sese_p,
5500 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
5501 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
5502 Move to sese.
5503 (block_before_scop): Add missing return.
5504 (new_scop, free_scop): Remove SESE data structures.
5505 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
5506 find_scop_parameters, build_loop_iteration_domains,
5507 add_conditions_to_domain, register_scop_liveout_renames,
5508 copy_bb_and_scalar_dependences): Scop -> SESE.
5509
5510 (add_conditions_to_domain): SCoP -> SESE and remove check
5511 (scop_contains_non_iv_scalar_phi_nodes): New.
5512 (build_scop_conditions_1, build_scop_conditions): Remove check for
5513 non iv scalar phi nodes.
5514 (print_scop_statistics): New.
5515 (graphite_transform_loops): Cleanup.
5516
5517 * graphite.h: Move to sese & cleanup.
5518 * sese.c: New.
5519 * sese.h: New.
5520
55212009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5522 Tobias Grosser <grosser@fim.uni-passau.de>
5523
5524 * graphite.c (build_scop_conditions_1): Conditions are only
5525 at the end of a basic block.
5526
55272009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5528 Tobias Grosser <grosser@fim.uni-passau>
5529
5530 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
5531 field.
5532 (GBB_ALPHA): Removed.
5533
55342009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5535 Tobias Grosser <grosser@fim.uni-passau.de>
5536
5537 * graphite-data-ref.c (graphite_test_dependence): Don't use
5538 GBB_DYNAMIC_SCHEDULE.
5539 * graphite.c (new_graphite_bb): Same.
5540 (free_graphite_bb): Same.
5541 (build_scop_dynamic_schedules): Removed.
5542 (graphite_transform_loops): Don't call it.
5543 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
5544 (GBB_DYNAMIC_SCHEDULE): Removed.
5545
55462009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5547 Tobias Grosser <grosser@fim.uni-passau.de>
5548
5549 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
5550 (print_graphite_bb): Same.
5551 (build_cloog_prog): Same.
5552
55532009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5554 Tobias Grosser <grosser@fim.uni-passau.de>
5555
5556 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
5557
55582009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5559 Tobias Grosser <grosser@fim.uni-passau.de>
5560
5561 * graphite.c (build_scop_context): Don't use CloogMatrix.
5562 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
5563 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
5564
55652009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5566 Tobias Grosser <grosser@fim.uni-passau.de>
5567
5568 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
5569 liveout_renames, add_params fields...
5570 (struct sese): ... here.
5571 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
5572 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
5573
55742009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5575 Tobias Grosser <grosser@fim.uni-passau.de>
5576
5577 * graphite.c (print_scop): Do not print the CLooG program.
5578 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
5579 build_cloog_prog, gloog): Don't use SCOP_PROG.
5580 (find_transform): Renamed scop_to_clast.
5581 (print_generated_program, debug_generated_program): New.
5582 (graphite_transform_loops): Adapt to new interface.
5583 * graphite.h (struct scop): Remove program field.
5584 (SCOP_PROG): Removed.
5585 (print_generated_program, debug_generated_program): Declared.
5586
55872009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5588
5589 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
5590 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
5591 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
5592 free_graphite_bb, build_scop_canonical_schedules,
5593 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
5594 schedules are now represented using a ppl_Linear_Expression_t.
5595 * graphite.h (struct graphite_bb): Same.
5596 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
5597 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
5598
55992009-02-15 Sebastian Pop <sebastian.pop@amd.com>
5600
5601 * graphite.c: Free local memory.
5602 * graphite-ppl.c: Same.
5603
56042009-02-15 Sebastian Pop <sebastian.pop@amd.com>
5605
5606 * graphite.c (const_column_index, get_first_matching_sign_row_index,
5607 get_lower_bound_row, get_upper_bound_row, copy_constraint,
5608 swap_constraint_variables, scale_constraint_variable): Removed.
5609 (graphite_trans_bb_strip_mine): Remove pong.
5610 * graphite-ppl.c: Include missing header files.
5611 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
5612 * graphite-ppl.h (ppl_strip_loop): Declared.
5613 * Makefile.in (graphite-ppl.o): Adjust dependences.
5614
56152009-02-14 Sebastian Pop <sebastian.pop@amd.com>
5616
5617 * graphite.c (build_loop_iteration_domains): Remove ping pong.
5618 (build_scop_iteration_domain): Same.
5619
56202009-02-13 Sebastian Pop <sebastian.pop@amd.com>
5621
5622 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
5623 ping pong.
5624 (add_value_to_dim, scan_tree_for_params_right_scev,
5625 scan_tree_for_params_int): New.
5626 * graphite-ppl.c (oppose_constraint): New.
5627 (insert_constraint_into_matrix): Implement missing cases.
5628 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
5629
56302009-02-13 Sebastian Pop <sebastian.pop@amd.com>
5631
5632 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
5633 use ppl_move_dimension.
5634
56352009-02-12 Sebastian Pop <sebastian.pop@amd.com>
5636
5637 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
5638 * graphite.c: Same.
5639 * graphite.h: Same.
5640 * graphite-ppl.c: Same.
5641 * graphite-ppl.h: Same.
5642
56432009-02-12 Sebastian Pop <sebastian.pop@amd.com>
5644
5645 Revert last 3 commits.
5646
56472009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5648
5649 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
5650 ping pong.
5651 (add_value_to_dim, scan_tree_for_params_right_scev,
5652 scan_tree_for_params_int): New.
5653 * graphite-ppl.c (oppose_constraint): New.
5654 (insert_constraint_into_matrix): Implement missing cases.
5655 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
5656
56572009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5658
5659 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
5660
56612009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5662 Tobias Grosser <grosser@fim.uni-passau.de>
5663
5664 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
5665 use ppl_move_dimension.
5666 * graphite-ppl.c (ppl_move_dimension): New.
5667 * graphite-ppl.h (ppl_move_dimension): Declared.
5668
56692009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5670
5671 * graphite.c: Do not include cloog/cloog.h.
5672 (print_graphite_bb): Remove ping pong, call PPL print function.
5673
56742009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
5675
5676 * Makefile.in (OBJS-common): Add graphite-ppl.o.
5677 (graphite.o): Add dependence on graphite-ppl.h.
5678 (graphite-ppl.o): New.
5679 (graphite-data-ref.c): Ping pong between PPL data structures
5680 and matrices.
5681 * graphite-ppl.c: New.
5682 * graphite-ppl.h: New.
5683 * graphite.c: Include graphite-ppl.h.
5684 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
5685 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
5686 Ping pong between PPL data structures and matrices.
5687 (new_graphite_bb): Create a PPL constraint system.
5688 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
5689 (build_loop_iteration_domains): Use PPL functions.
5690 * graphite.h: Include graphite-ppl.h. Fix comments.
5691 (graphite_bb): Use a ppl_Constraint_System_t instead of
5692 CloogMatrix for representing the domain.
5693 (scop): Remove static_schedule.
5694 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
5695
56962009-02-06 Sebastian Pop <sebastian.pop@amd.com>
5697
5698 * graphite.c: Fix some comments.
5699
57002009-02-05 Sebastian Pop <sebastian.pop@amd.com>
5701
5702 PR middle-end/38953
5703 * graphite.c (if_region_set_false_region): After moving a region
5704 in the false branch of a condition, remove the empty dummy
5705 basic block.
5706 (gloog): Remove wrong fix for PR38953.
5707
57082009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
5709
5710 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5711 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5712 register_bb_in_sese, new_sese, free_sese): Moved.
5713 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5714 outermost_loop_in_scop, build_scop_iteration_domain,
5715 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5716 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5717 Use loop_in_sese_p instead of loop_in_scop_p.
5718 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
5719 (free_scop): Do not free SCOP_BBS_B.
5720 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
5721 ref_nb_loops): Moved here...
5722 * graphite.h (ref_nb_loops): ... from here.
5723 (struct scop): Remove bbs_b bitmap.
5724 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
6c9df8cb 5725 * gcc.dg/graphite/scop-19.c: New
c6bb733d 5726
57272009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
5728
5729 * graphite.c (scopdet_basic_block_info): Fix bug in scop
5730 detection.
5731
57322009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
5733
5734 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5735 eq_loop_to_cloog_loop): Remove.
5736 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
5737 * graphite.h (struct scop): Remove loop2cloog_loop.
5738 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5739
57402009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
5741
5742 * opts.c (decode_options): Only add graphite options to O2
5743 if we compile with graphite enabled.
5744
57452009-01-26 Sebastian Pop <sebastian.pop@amd.com>
5746
5747 * Merge from mainline (r143163:143684).
5748
57492009-01-26 Sebastian Pop <sebastian.pop@amd.com>
5750
5751 * graphite.c (debug_value): Removed.
5752 * graphite.h (debug_value): Removed.
5753
57542009-01-23 Sebastian Pop <sebastian.pop@amd.com>
5755
5756 * passes.c (init_optimization_passes): Do not call pass_copy_prop
5757 after graphite: pass_copy_prop does not maintain a proper loop closed
5758 SSA form. pass_copy_prop should be fixed.
5759
57602009-01-23 Sebastian Pop <sebastian.pop@amd.com>
5761
5762 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
5763
57642009-01-23 Sebastian Pop <sebastian.pop@amd.com>
5765
5766 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
5767 (gloog): Split the exit of the scop when the scop exit is a loop exit.
5768 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
5769 changed the CFG.
5770
57712009-01-20 Sebastian Pop <sebastian.pop@amd.com>
5772
5773 * graphite.c (gloog): Return true when code gen succeeded.
5774 (graphite_transform_loops): Do not call cleanup_tree_cfg if
5775 the code of the function did not changed. After cleanup_tree_cfg
5776 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
5777 form.
5778
57792009-01-19 Sebastian Pop <sebastian.pop@amd.com>
5780
5781 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
5782 gimple_call_lhs is NULL.
5783
57842009-01-16 Sebastian Pop <sebastian.pop@amd.com>
5785 Tobias Grosser <tobi.grosser@amd.com>
5786
5787 * graphite.c (graphite_trans_scop_block): Do not block single
5788 nested loops.
5789
57902009-01-15 Sebastian Pop <sebastian.pop@amd.com>
5791 Tobias Grosser <tobi.grosser@amd.com>
5792
5793 * graphite.c (build_scop_canonical_schedules): Start schedules at
5794 zero.
5795
57962009-01-15 Sebastian Pop <sebastian.pop@amd.com>
5797 Tobias Grosser <tobi.grosser@amd.com>
5798
5799 * graphite.c (compare_prefix_loops): New.
5800 (build_scop_canonical_schedules): Rewritten.
5801 (graphite_transform_loops): Move build_scop_canonical_schedules
5802 after build_scop_iteration_domain.
5803
58042009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5805 Tobias Grosser <tobi.grosser@amd.com>
5806
5807 * graphite.c (add_conditions_to_domain): Add the loops to
5808 the dimension of the iteration domain. Do copy the domain
5809 only when it exists.
5810 (build_scop_conditions_1): Do not call add_conditions_to_domain.
5811 (add_conditions_to_constraints): New.
5812 (can_generate_code_stmt, can_generate_code): Removed.
5813 (gloog): Do not call can_generate_code.
5814 (graphite_transform_loops): Call add_conditions_to_constraints
5815 after building the iteration domain.
5816
58172009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5818 Tobias Grosser <tobi.grosser@amd.com>
5819 Jan Sjodin <jan.sjodin@amd.com>
5820
5821 * graphite.c (scan_tree_for_params): On substractions negate
5822 all the coefficients of the term.
5823 (clast_to_gcc_expression_red): New. Handle reduction expressions
5824 of more than two operands.
5825 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
5826 (get_vdef_before_scop): Handle also the case of default definitions.
5827
58282009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5829
5830 PR middle-end/38431
5831 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
5832 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
5833 (gloog): Do not call cleanup_tree_cfg.
5834 (graphite_transform_loops): Call cleanup_tree_cfg after all
5835 scops have been code generated.
5836
58372009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5838
5839 * passes.c (init_optimization_passes): Schedule after
5840 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
5841
58422009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5843
5844 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
5845 Fix comment.
5846 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
5847 Set the type of an expression to the type of its assign statement.
5848 (expand_scalar_variables_expr): Do not pass loop_p.
5849 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
5850 (copy_bb_and_scalar_dependences): Do not pass loop_p.
5851 (translate_clast): Update call to copy_bb_and_scalar_dependences.
5852
58532009-01-11 Sebastian Pop <sebastian.pop@amd.com>
5854
5855 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
5856 an expression to the gimple_expr_type of its assign statement.
5857 (expand_scalar_variables_expr): Stop recursion on tcc_constant
5858 or tcc_declaration.
5859
58602009-01-11 Sebastian Pop <sebastian.pop@amd.com>
5861
5862 PR tree-optimization/38786
6c9df8cb 5863 * gcc.dg/graphite/pr38786.c: New.
c6bb733d 5864 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
5865 the SSA_NAME case of expand_scalar_variables_expr.
5866 (expand_scalar_variables_expr): Also gather the scalar computation
5867 used to index the memory access.
5868 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
5869 the gimple_stmt_iterator where it inserts new code.
5870
58712009-01-10 Sebastian Pop <sebastian.pop@amd.com>
5872
6c9df8cb 5873 * gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
c6bb733d 5874
58752009-01-10 Sebastian Pop <sebastian.pop@amd.com>
5876
5877 * opts.c (decode_options): Enable flag_graphite_identity and
5878 flag_loop_block in -O2 and above.
5879
58802009-01-08 Sebastian Pop <sebastian.pop@amd.com>
5881
5882 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
5883 Fix merge problem: replace with the file from trunk.
5884
58852009-01-08 Sebastian Pop <sebastian.pop@amd.com>
5886
5887 * Merge from mainline (r141727:143163).
5888
58892009-01-07 Sebastian Pop <sebastian.pop@amd.com>
5890 Jan Sjodin <jan.sjodin@amd.com>
5891
5892 PR tree-optimization/38559
6c9df8cb 5893 * gcc.dg/graphite/pr38559.c: New.
c6bb733d 5894
5895 * graphite.c (debug_value, copy_constraint,
5896 swap_constraint_variables, scale_constraint_variable, ): New.
5897 (get_lower_bound, get_upper_bound): Removed.
5898 (graphite_trans_bb_strip_mine): Clean up this code that works
5899 only for constant number of iterations. Fully copy upper and
5900 lower bound constraints, not only the constant part of them.
5901 * graphite.h (debug_value): Declared.
5902
59032009-01-06 Jan Sjodin <jan.sjodin@amd.com>
5904
5905 PR tree-optimization/38492
5906 PR tree-optimization/38498
5907 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
5908 * tree-chrec.h (scev_is_linear_expression): Declared.
5909 * graphite.c (graphite_cannot_represent_loop_niter): New.
5910 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
5911 (graphite_loop_normal_form): Use gcc_assert.
5912 (scan_tree_for_params): Use CASE_CONVERT.
5913 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
5914 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
5915 Use gcc_assert. Discard scops that contain unhandled cases.
5916 (build_scop_conditions): Return a boolean status for unhandled cases.
5917 (strip_mine_profitable_p): Print the loop number, not its depth.
5918 (is_interchange_valid): Pass the depth of the loop nest, don't
5919 recompute it wrongly.
5920 (graphite_trans_bb_block): Same.
5921 (graphite_trans_bb_block): Print tentative of loop blocking.
5922 (graphite_trans_scop_block): Do not print that the loop has been
5923 blocked.
5924 (graphite_transform_loops): Do not handle scops that contain condition
5925 scalar phi nodes.
5926
6c9df8cb 5927 * gcc.dg/graphite/pr38500.c: Fixed warning as committed
c6bb733d 5928 in trunk.
6c9df8cb 5929 * gcc.dg/graphite/block-0.c: Update test.
5930 * gcc.dg/graphite/block-1.c: Same.
5931 * gcc.dg/graphite/block-2.c: Remove xfail and test for
c6bb733d 5932 blocking.
6c9df8cb 5933 * gcc.dg/graphite/block-4.c: Remove test for strip mine.
5934 * gcc.dg/graphite/block-3.c: New.
5935 * gcc.dg/graphite/pr38498.c: New.
c6bb733d 5936
59372008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
5938
5939 PR tree-optimization/38510
5940 * gcc.dg/graphite/pr38510.c: New.
5941 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
5942 (translate_clast): Call recompute_all_dominators before
5943 graphite_verify.
5944 (gloog): Call recompute_all_dominators before graphite_verify.
5945
59462008-12-12 Sebastian Pop <sebastian.pop@amd.com>
5947
5948 PR tree-optimization/38492
5949 * graphite.c (rename_map_elt, debug_rename_elt,
5950 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
5951 rename_map_elt_info, eq_rename_map_elts,
5952 get_new_name_from_old_name, bb_in_sese_p): Moved around.
5953 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
5954 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
5955 (sese_build_livein_liveouts): New.
5956 (new_sese, free_sese): New.
5957 (new_scop): Call new_sese.
5958 (free_scop): Call free_sese.
5959 (rename_variables_from_edge, rename_phis_end_scop): Removed.
5960 (register_old_new_names): Renamed register_old_and_new_names.
5961 (register_scop_liveout_renames, add_loop_exit_phis,
5962 insert_loop_close_phis, struct igp,
5963 default_liveout_before_guard, add_guard_exit_phis,
5964 insert_guard_phis, copy_renames): New.
5965 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
5966 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
5967 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
5968 (scop_adjust_phis_for_liveouts): New.
5969 (gloog): Call scop_adjust_phis_for_liveouts.
5970
5971 * graphite.h (struct sese): Documented. Added fields liveout,
5972 num_ver and livein.
5973 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
5974 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
5975 (struct scop): Added field liveout_renames.
5976 (SCOP_LIVEOUT_RENAMES): New.
5977
59782008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5979
5980 PR tree-optimization/38409
5981 * gcc.dg/graphite/pr38409.c: New.
5982 * graphite.c (nb_reductions_in_loop): Use simple_iv.
5983
59842008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5985
5986 * graphite.c (gcc_type_for_cloog_iv): By default return
5987 integer_type_node.
5988 (graphite_create_new_loop): Don't fold_convert the already
5989 fold_convert-ed expression.
5990
59912008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
5992
5993 PR tree-optimization/38446
5994 * gcc.dg/graphite/pr38446.c: New.
5995 * graphite.c (register_bb_in_sese): New.
5996 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
5997 looking at the bbs in the region.
5998 * graphite.h (sese): Add region_basic_blocks pointer set to
5999 structure and initialize at the time of defining new scop.
6000
60012008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
6002
6003 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
6004 (find_params_in_bb): Do not free data refs.
6005 (free_graphite_bb): Add FIXME on disabled free_data_refs.
6006
60072008-12-11 Sebastian Pop <sebastian.pop@amd.com>
6008
6c9df8cb 6009 * gcc.dg/graphite/scop-16.c: Test only scop specific info.
6010 * gcc.dg/graphite/scop-17.c: Same.
6011 * gcc.dg/graphite/block-5.c: New.
6012 * gcc.dg/graphite/block-6.c: New.
6013 * gcc.dg/graphite/pr37485.c: Clean dump file after.
6014 * gcc.dg/graphite/pr37684.c: Same.
6015 * gcc.dg/graphite/block-2.c: Same.
c6bb733d 6016
6017 * graphite.c (struct ivtype_map_elt): New.
6018 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
6019 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
6020 gcc_type_for_cloog_iv): New.
6021 (loop_iv_stack_patch_for_consts): Use the type of the induction
6022 variable from the original loop, except for the automatically
6023 generated loops, i.e., in the case of a strip-mined loop, in
6024 which case there is no original loop: in that case just use
6025 integer_type_node.
6026 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
6027 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
6028 (clast_name_to_gcc): Accept params to be NULL.
6029 (clast_to_gcc_expression): Take an extra parameter for the type.
6030 Convert to that type all the expressions built by this function.
6031 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
6032 (graphite_translate_clast_equation): Compute the type of the
6033 clast_equation before translating its LHS and RHS.
6034 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
6035 (graphite_create_new_loop): Compute the type of the induction
6036 variable before translating the lower and upper bounds and before
6037 creating the induction variable.
6038 (rename_variables_from_edge, rename_phis_end_scop): New.
6039 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
6040 (sese_add_exit_phis_edge): Do not use integer_zero_node.
6041 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
6042 compute_cloog_iv_types): New.
6043 (gloog): Call compute_cloog_iv_types before starting the
6044 translation of the clast.
6045
6046 * graphite.h (struct graphite_bb): New field cloog_iv_types.
6047 (GBB_CLOOG_IV_TYPES): New.
6048 (debug_ivtype_map): Declared.
6049 (oldiv_for_loop): New.
6050
60512008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
6052
6053 PR middle-end/38459
6054 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
6055 (param_index): Assert if parameter is not know after parameter
6056 detection.
6057 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
6058 (find_scop_parameters): Mark, that we have finished parameter
6059 detection.
6060 (graphite_transform_loops): Move condition detection before parameter
6061 detection.
6062 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
6c9df8cb 6063 * gfortran.dg/graphite/pr38459.f90: New.
c6bb733d 6064
60652008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
6066
6067 * graphite.c (graphite_transform_loops): Always call find_transform ()
6068 in ENABLE_CHECKING. So we test these code paths, even if we do not
6069 generate code.
6070
60712008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
6072
6073 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
6074 (print_scop): Ditto.
6075
60762008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
6077
6078 PR middle-end/38084
6c9df8cb 6079 Fix gfortran.dg/graphite/id-3.f90.
c6bb733d 6080 * graphite.c (scopdet_basic_block_info): Fix bug that found some
6081 regions more than once.
6082
60832008-12-03 Sebastian Pop <sebastian.pop@amd.com>
6084
6c9df8cb 6085 Fix gfortran.dg/graphite/id-4.f90.
c6bb733d 6086 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
6087 when not needed.
6088
60892008-12-03 Sebastian Pop <sebastian.pop@amd.com>
6090
6c9df8cb 6091 Fix gfortran.dg/graphite/id-1.f90.
c6bb733d 6092 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
6093 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
6094 (max_precision_type): New.
6095 (value_clast): Removed.
6096 (clast_to_gcc_expression): Be more careful to types of expressions.
6097 Use max_precision_type and update use of gmp_cst_to_tree.
6098 (graphite_translate_clast_equation): Use max_precision_type.
6099 (graphite_create_guard_cond_expr): Do not use integer_type_node,
6100 use the type of the condition.
6101 (graphite_create_new_loop): Do not use integer_type_node, use the
6102 max_precision_type of lb and ub.
6103
61042008-12-03 Sebastian Pop <sebastian.pop@amd.com>
6105
6106 * graphite.c (build_scops_1): Initialize open_scop.exit
6107 and sinfo.last.
6108
61092008-12-02 Sebastian Pop <sebastian.pop@amd.com>
6110
6c9df8cb 6111 * gcc.dg/graphite/pr38084.c: New.
6112 * gfortran.dg/graphite/id-1.f90: New.
6113 * gfortran.dg/graphite/id-2.f90: New.
6114 * gfortran.dg/graphite/id-3.f90: New.
6115 * gfortran.dg/graphite/id-4.f90: New.
6116 * gfortran.dg/graphite/pr37857.f90: New.
c6bb733d 6117
61182008-12-02 Sebastian Pop <sebastian.pop@amd.com>
6119 Jan Sjodin <jan.sjodin@amd.com>
6120 Harsha Jagasia <harsha.jagasia@amd.com>
6121
6122 PR middle-end/37852
6123 PR middle-end/37883
6124 PR middle-end/37928
6125 PR middle-end/37980
6126 PR middle-end/38038
6127 PR middle-end/38039
6128 PR middle-end/38073
6129 PR middle-end/38083
6130 PR middle-end/38125
6131
6c9df8cb 6132 * gcc.dg/graphite/pr38073.c: New.
6133 * gcc.dg/graphite/pr37928.c: New.
6134 * gcc.dg/graphite/pr37883.c: New.
6135 * gcc.dg/graphite/pr38125.c: New.
6136 * gfortran.dg/graphite/pr38083.f90: New.
6137 * gfortran.dg/graphite/pr37852.f90: New.
6138 * gfortran.dg/graphite/pr37980.f90: New.
c6bb733d 6139
6c9df8cb 6140 * gcc.dg/graphite/scop-18.c: Remove reduction, test for
c6bb733d 6141 the number of detected scops. Copy exact same test for loop
6142 blocking...
6c9df8cb 6143 * gcc.dg/graphite/block-1.c: Fix the number of expected
c6bb733d 6144 loops to be blocked as reductions are not handled.
6c9df8cb 6145 * gcc.dg/graphite/block-4.c: ...here. New.
c6bb733d 6146
6147 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
6148 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
6149 ...here.
6150 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
6151 * Makefile.in (graphite.o): Depend on value-prof.h.
6152 (graphite.o-warn): Removed -Wno-error.
6153 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
6154 to be a NULL pointer. Call update_stmt. Return the newly created
6155 cannonical induction variable.
6156
6157 * graphite.h (debug_rename_map): Declared. Fix some comments.
6158
6159 * graphite.c: Reimplement the code generation from graphite to gimple.
6160 Include value-prof.h.
6161 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
6162 (get_old_iv_from_ssa_name): Removed.
6163 (graphite_stmt_p): New.
6164 (new_graphite_bb): Test for useful statements before building a
6165 graphite statement for the basic block.
6166 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
6167 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
6168 reason.
6169 (recompute_all_dominators, graphite_verify,
6170 nb_reductions_in_loop, graphite_loop_normal_form): New.
6171 (scop_record_loop): Call graphite_loop_normal_form.
6172 (build_scop_loop_nests): Iterate over all the blocks of the
6173 function instead of relying on the incomplete information from
6174 SCOP_BBS. Return the success of the operation.
6175 (find_params_in_bb): Use the data from GBB_DATA_REFS.
6176 (add_bb_domains): Removed.
6177 (build_loop_iteration_domains): Don't call add_bb_domains.
6178 Add the iteration domain only to the basic blocks that have been
6179 translated to graphite.
6180 (build_scop_conditions_1): Add constraints only if the basic
6181 block have been translated to graphite.
6182 (build_scop_data_accesses): Completely disabled until data
6183 dependence is correctly implemented.
6184 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
6185 (remove_all_edges_1, remove_all_edges): Removed.
6186 (get_new_name_from_old_name): New.
6187 (graphite_rename_variables_in_stmt): Renamed
6188 rename_variables_in_stmt. Call get_new_name_from_old_name.
6189 Use replace_exp and update_stmt.
6190 (is_old_iv): Renamed is_iv.
6191 (expand_scalar_variables_stmt): Extra parameter for renaming map.
6192 Use replace_exp and update_stmt.
6193 (expand_scalar_variables_expr): Same. Use the map to get the
6194 new names for the renaming of induction variables and for the
6195 renaming of variables after a basic block has been copied.
6196 (expand_scalar_variables): Same.
6197 (graphite_rename_variables): Renamed rename_variables.
6198 (move_phi_nodes): Removed.
6199 (get_false_edge_from_guard_bb): New.
6200 (build_iv_mapping): Do not insert the induction variable of a
6201 loop in the renaming iv map if the basic block does not belong
6202 to that loop.
6203 (register_old_new_names, graphite_copy_stmts_from_block,
6204 copy_bb_and_scalar_dependences): New.
6205 (translate_clast): Heavily reimplemented: copy basic blocks,
6206 do not move them. Finally, in call cleanup_tree_cfg in gloog.
6207 At each translation step call graphite_verify ensuring the
6208 consistency of the SSA, loops and dominators information.
6209 (collect_virtual_phis, find_vdef_for_var_in_bb,
6210 find_vdef_for_var_1, find_vdef_for_var,
6211 patch_phis_for_virtual_defs): Removed huge hack.
6212 (mark_old_loops, remove_dead_loops, skip_phi_defs,
6213 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
6214 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
6215 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
6216 if_region_get_condition_block, if_region_set_false_region,
6217 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
6218 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
6219 sese_add_exit_phis_edge, sese_add_exit_phis_var,
6220 rewrite_into_sese_closed_ssa): New.
6221 (gloog): Remove dead code. Early return if code cannot be
6222 generated. Call cleanup_tree_cfg once the scop has been code
6223 generated.
6224 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
6225 block loops with less than two loops.
6226 (graphite_apply_transformations): Remove the call to
6227 scop_remove_ignoreable_gbbs.
6228 (limit_scops): When build_scop_loop_nests fails, continue on
6229 the next scop. Fix open_scop.entry.
6230 (graphite_transform_loops): Call recompute_all_dominators: force the
6231 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
6232 Call initialize_original_copy_tables and free_original_copy_tables
6233 to be able to copy basic blocks during code generation.
6234 When build_scop_loop_nests fails, continue on next scop.
6235 (value_clast): New union.
6236 (clast_to_gcc_expression): Fix type cast warning.
6237
62382008-11-09 Sebastian Pop <sebastian.pop@amd.com>
6239
6240 * Merge from mainline (r140838:141727).
6241
62422008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
6243
6244 PR middle-end/37833
6245
6246 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
6247
62482008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
6249
6250 PR middle-end/37943
6251
6252 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
6253 exits and conditions.
6c9df8cb 6254 * gcc.dg/graphite/pr37943.c: New.
c6bb733d 6255
62562008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
6257
6258 PR middle-end/37886
6259 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
6260
62612008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
6262
6263 * doc/invoke.texi: Fix spaces.
6264
62652008-10-22 Sebastian Pop <sebastian.pop@amd.com>
6266
6267 PR tree-optimization/37891
6268 Reverted last commit.
6269 * graphite.c (create_single_entry_edge): Set
6270 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
6271
62722008-10-21 Sebastian Pop <sebastian.pop@amd.com>
6273 Mitul Thakkar <mitul.thakkar@amd.com>
6274
6275 * graphite.c (create_single_entry_edge): Set
6276 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
6277
62782008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
6279
6280 * doc/invoke.texi: Add -fgraphite-identity.
6281 * graphite.c (graphite_apply_transformations): Check for
6282 -fgraphite-identity.
6283 * toplev.c (process_options): Add flag_graphite_identity.
6284 * tree-ssa-loop.c: Add flag_graphite_identity.
6285
62862008-10-14 Sebastian Pop <sebastian.pop@amd.com>
6287
6288 Undo changes from 2008-10-02:
6289 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
6290 operand type when copying the operand to a variable of different type.
6291 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
6292 with the IV name after increment.
6293
62942008-10-14 Sebastian Pop <sebastian.pop@amd.com>
6295 Harsha Jagasia <harsha.jagasia@amd.com>
6296
6297 PR tree-optimization/37828
6c9df8cb 6298 * gcc.dg/graphite/pr37828.c: New.
c6bb733d 6299 * graphite.c (graphite_trans_loop_block): Do not loop block
6300 single nested loops.
6301
63022008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
6303 Sebastian Pop <sebastian.pop@amd.com>
6304
6305 * graphite.c (struct rename_map_elt, new_rename_map_elt,
6306 rename_map_elt_info, eq_rename_map_elts): New.
6307 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
6308 (expand_scalar_variables_expr): Change parameters.
6309 (expand_scalar_variables_stmt): Same.
6310 (expand_scalar_variables): Same.
6311 (graphite_rename_ivs): Rename graphite_rename_variables.
6312 (build_iv_mapping): New.
6313 (translate_clast): Call build_iv_mapping.
6314 * graphite.h (gbb_p): New name.
6315
63162008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
6317
6318 PR tree-optimization/37684
6319 * gcc.dg/graphite/pr37684.c: New.
6320 * graphite.c (exclude_component_ref): New.
6321 (is_simple_operand): Call exclude_component_ref.
6322
63232008-10-02 Jan Sjodin <jan.sjodin@amd.com>
6324 Harsha Jagasia <harsha.jagasia@amd.com>
6325
6326 PR tree-optimization/37485
6327 * gcc.dg/graphite/block-2.c: New
6328 * graphite.c (gmp_cst_to_tree): Moved.
6329 (iv_stack_entry_is_constant): New.
6330 (iv_stack_entry_is_iv): New.
6331 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
6332 (loop_iv_stack_insert_constant): New.
6333 (loop_iv_stack_pop): Use new datatpype.
6334 (loop_iv_stack_get_iv): Same.
6335 (loop_iv_stack_get_iv_from_name): Same.
6336 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
6337 (loop_iv_stack_patch_for_consts): New.
6338 (loop_iv_stack_remove_constants): New.
6339 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
6340 (translate_clast): Call loop_iv_stack_patch_for_consts and
6341 loop_iv_stack_remove_constants.
6342 (gloog): Use new datatype. Redirect construction edge to end
6343 block to avoid accidental deletion.
6344 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
6345 iv stack entry.
6346 (union iv_stack_entry_data): New. Data in iv stack entry.
6347 (struct iv_stack_entry): New. Datatype for iv stack entries.
6348
63492008-10-02 Sebastian Pop <sebastian.pop@amd.com>
6350
6351 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
6352 operand type when copying the operand to a variable of different type.
6353
63542008-10-02 Sebastian Pop <sebastian.pop@amd.com>
6355
6356 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
6357 with the IV name after increment.
6358
63592008-10-02 Sebastian Pop <sebastian.pop@amd.com>
6360
6361 * Merge from mainline (r140164:140838).
6362
63632008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6364
6365 * graphite-data-ref.c: New.
6366 * graphite.c (print_scop): Also dump the dependence graph.
6367 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
6368 (new_scop): Initialize SCOP_DEP_GRAPH.
6369 (build_scop_dynamic_schedules): New.
6370 (build_access_matrix_with_af): Fixed column numbering.
6371 (graphite_transform_loops): Call build_scop_dynamic_schedules.
6372 * graphite.h: Add ifndef/define guards against multiple inclusion.
6373 (struct scop): Add dep_graph field.
6374 (SCOP_DEP_GRAPH): Defined.
6375 (ref_nb_loops): Fixed and moved to other position.
6376 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
6377 (nb_loops_around_loop_in_scop): New.
6378 (graphite_dump_dependence_graph): Declared.
6379 (graphite_build_rdg_all_levels): Declared.
6380 (graphite_test_dependence): Declared.
6381 * Makefile.in (graphite-data-ref.o): New target.
6382
63832008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6384
6385 * Merge from mainline (139870:140164).
6386
63872008-09-01 Sebastian Pop <sebastian.pop@amd.com>
6388
6389 * Merge from mainline (138275:139870).
6c9df8cb 6390 * gcc.dg/graphite/scop-matmult.c: XFailed as one of
c6bb733d 6391 the commits from trunk broke the niter detection.
6392
63932008-09-01 Sebastian Pop <sebastian.pop@amd.com>
6394
6395 * graphite.c: Add more documentation. Fix formatting.
6396 (debug_loop_vec, debug_oldivs, loop_iv_stack,
6397 loop_iv_stack_debug): Moved...
6398 (schedule_to_scattering): Move before use.
6399 (dot_all_scops): Include in "#if 0" the code for system
6400 call dotty.
6401
6402 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
6403 loop_iv_stack_debug): ...here.
6404
64052008-08-29 Jan Sjodin <jan.sjodin@amd.com>
6406
6407 * tree-phinodes.c (make_phi_node): Extern.
6408 (add_phi_node_to_bb): New.
6409 (create_phi_node): Call add_phi_node_to_bb.
6410 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6411 (remove_statement): Handle case where stored phi was updated
6412 and is no longer the same.
6413 * graphite.c (is_parameter): New.
6414 (is_old_iv): New.
6415 (expand_scalar_variables_expr): New.
6416 (expand_scalar_variables_stmt): New.
6417 (expand_scalar_variables): New.
6418 (move_phi_nodes): Create new phi instead of moving old one.
6419 (translate_clast): Call expand_scalar_variables.
6420 (find_vdef_for_var_in_bb): Also scan regular definitions.
6421 (skip_phi_defs): New.
6422 (collect_scop_exit_phi_args): New.
6423 (patch_scop_exit_phi_args): New.
6424 (gloog): Patch phis after scop.
6425 * tree-flow.h: (add_phi_node_to_bb): Declared.
6426 (make_phi_node): Declared.
6427
64282008-08-26 Sebastian Pop <sebastian.pop@amd.com>
6429
6430 * graphite.c (end_scop): Split the entry of the scop when it
6431 is the header of the loop in which the scop is ending.
6432 (build_scops_1, limit_scops): Update uses of end_scop.
6433
64342008-08-26 Sebastian Pop <sebastian.pop@amd.com>
6435
6436 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
6437 SCOP_ENTRY or SCOP_EXIT.
6438
64392008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6440
6441 * graphite.c (get_construction_edge): Removed.
6442 (gloog): Construction edge is the scop entry edge.
6443
64442008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6445
6446 * graphite.c (can_generate_for_scop): Removed.
6447 (gloog): Do not call it.
6448
64492008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6450
6451 * graphite.c (new_scop): Entry of a scop is an edge.
6452 Initialize SESE region.
6453 (free_scop): Free SESE region.
6454 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
6455 (split_difficult_bb): New, split from end_scop.
6456 (end_scop): Exit of a scop is an edge.
6457 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
6458 not automatically updated and thus is always wrong.
6459 * graphite.h (struct sese): New.
6460 (SESE_ENTRY): New.
6461 (SESE_EXIT): New.
6462 (struct scop): New field for a SESE region. Remove entry, exit.
6463 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
6464 semantics as before. Moved comment around.
6465
64662008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
6467 Sebastian Pop <sebastian.pop@amd.com>
6468
6469 * graphite.c (graphite_transform_loops): Always enable gloog
6470 and find_transform when ENABLE_CHECKING.
6471
64722008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6473
6474 * graphite.c (graphite_transform_loops): Move pretty printer
6475 of SCOPs before doing any transform. Remove call to print_scops
6476 and dot_all_scops_1.
6477
64782008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6479
6480 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
6481 (print_graphite_bb): Same.
6482
64832008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6484
6485 * graphite.c (dot_all_scops_1): Cleanup.
6486 (move_scops): Fix comment.
6487
64882008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6489
6490 * graphite.c (build_scop_bbs): Revert commit 139355:
6491
6492 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6493 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6494
6495 * graphite.c (build_scop_bbs): Factor up code.
6496
64972008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
6498
6499 * graphite.c (gloog): Update dominator info.
6500
65012008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
6502
6503 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
6504
65052008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6506
6507 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
6508 initialization.
6509 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
6510 (translate_clast): Correct formatting.
6511 * graphite.h (struct num_map): Removed.
6512 (struct graphite_bb): Remove num_map field.
6513 (GBB_INDEX_TO_NUM_MAP): Removed.
6514
65152008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6516
6517 * graphite.c (build_access_matrix_with_af): Fix comments.
6518 (build_scop_data_accesses): Same.
6519
65202008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6521
6522 * graphite.c (build_scop_data_accesses): Don't construct
6523 access matrices. Add a FIXME and an assert condition that
6524 should pass when the access matrices will be needed.
6525
65262008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6527
6528 * tree-data-ref.c (stmt_simple_memref_p): Don't call
6529 really_constant_p.
6530 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
6531 Moved close by free_graphite_bb.
6532 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
6533 (new_scop): Move close by free_scop.
6534 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
6535
65362008-08-22 Jan Sjodin <jan.sjodin@amd.com>
6537
6538 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
6539 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
6540 instead of recursive call.
6541 (graphite_translate_clast_equation): New.
6542 (graphite_create_guard_cond_expr): New.
6543 (graphite_create_new_guard): New.
6544 (get_stack_index_from_iv): Removed.
6545 (graphite_rename_ivs_stmt): Use gbb_loop_index.
6546 (get_true_edge_from_guard_bb): New.
6547 (translate_clast): Handle stmt_guard in clast.
6548 (get_construction_edge): Allow construction edge detection for
6549 a scope entry with multiple predecessors if one predecessor is
6550 the immediate dominator of scope entry.
6551 (can_generate_code_stmt): Enable code generation for clast_guard.
6552 (gloog): Use correct context loop. Removed check for post dominators.
6553 * cfgloop.h (create_empty_if_region_on_edge): Declared.
6554
65552008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6556
6557 * graphite.c (remove_dead_loops): Document better which
6558 loops are removed.
6559
65602008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6561
6562 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
6563 and PPLINC.
6564 (graphite.o): Also depends on pointer-set.h.
6565
65662008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6567
6568 * graphite.c (scop_record_loop): Fix compile warning.
6569
65702008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
6571 Sebastian Pop <sebastian.pop@amd.com>
6572
6573 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
6574
65752008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6576
6577 * graphite.c (build_graphite_bb): Initialize bb->aux to
6578 point to the graphite_bb_p.
6579 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
6580 content of bb->aux.
6581 (add_bb_domains): Does not use the scop parameter.
6582 (graphite_transform_loops): Clean bb->aux at the end.
6583
65842008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6585 Sebastian Pop <sebastian.pop@amd.com>
6586
6c9df8cb 6587 * lib/target-supports.exp
c6bb733d 6588 (check_effective_target_fgraphite): New.
6589
6c9df8cb 6590 * gcc.dg/graphite/graphite.exp: Early exit when
c6bb733d 6591 check_effective_target_fgraphite returns false.
6592 Set dg-do-what-default to compile.
6593 (scan-graphite-dump-times): Removed.
6c9df8cb 6594 * gfortran.dg/graphite/graphite.exp: Same.
c6bb733d 6595
6c9df8cb 6596 * gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
c6bb733d 6597 Use scan-tree-dump-times instead of scan-graphite-dump-times.
6c9df8cb 6598 * gcc.dg/graphite/scop-1.c: Same.
6599 * gcc.dg/graphite/scop-2.c: Same.
6600 * gcc.dg/graphite/scop-3.c: Same.
6601 * gcc.dg/graphite/scop-4.c: Same.
6602 * gcc.dg/graphite/scop-5.c: Same.
6603 * gcc.dg/graphite/scop-6.c: Same.
6604 * gcc.dg/graphite/scop-7.c: Same.
6605 * gcc.dg/graphite/scop-8.c: Same.
6606 * gcc.dg/graphite/scop-9.c: Same.
6607 * gcc.dg/graphite/scop-10.c: Same.
6608 * gcc.dg/graphite/scop-11.c: Same.
6609 * gcc.dg/graphite/scop-12.c: Same.
6610 * gcc.dg/graphite/scop-13.c: Same.
6611 * gcc.dg/graphite/scop-matmult.c: Same.
6612 * gcc.dg/graphite/scop-14.c: Same.
6613 * gcc.dg/graphite/scop-15.c: Same.
6614 * gcc.dg/graphite/block-0.c: Same.
6615 * gcc.dg/graphite/scop-16.c: Same.
6616 * gcc.dg/graphite/block-1.c: Same.
6617 * gcc.dg/graphite/scop-17.c: Same.
6618 * gcc.dg/graphite/scop-18.c: Same.
6619 * gfortran.dg/graphite/block-1.f90: Same.
6620 * gfortran.dg/graphite/scop-1.f: Same.
6621 * gfortran.dg/graphite/block-2.f: Same.
c6bb733d 6622
66232008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6624
6625 * graphite.c: Fix some XXX comments.
6626 (build_scop_dynamic_schedules): Removed.
6627
66282008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6629
6630 * graphite.h (scop_max_loop_depth): Moved...
6631 * graphite.c (scop_max_loop_depth): ...here.
6632 (remove_all_edges_1): New.
6633 (remove_all_edges): Factored code.
6634 (remove_cond_exprs): Check only the last statement for
6635 a GIMPLE_COND expression.
6636
66372008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6638
6639 * graphite.c (scan_tree_for_params): Early return when the
6640 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
6641 (find_scop_parameters): Factor out code.
6642 (graphite_trans_bb_strip_mine): Remove dead code.
6643
66442008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6645
6646 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
6647 graphite_trans_bb_move_loop): Factor asserts.
6648 (gloog): Perform sanity checks only for ENABLE_CHECKING.
6649 Do not call calculate_dominance_info and estimate_bb_frequencies.
6650
66512008-08-20 Jan Sjodin <jan.sjodin@amd.com>
6652
6653 * graphite.c (create_loops_mapping, free_loops_mapping,
6654 create_loops_mapping_num, debug_loop_mapping_1,
6655 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
6656 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
6657 graphite_loops_mapping_add_child_num,
6658 graphite_loops_mapping_insert_child,
6659 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
6660 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
6661 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
6662 create_num_from_index, get_num_from_index,
6663 swap_loop_mapped_depth): Removed.
6664 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
6665 (free_scop): Do not call free_loops_mapping.
6666 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
6667 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
6668 get_loop_mapped_depth.
6669 (graphite_trans_bb_move_loop): Do not update the loop mapping.
6670 (graphite_trans_bb_strip_mine): Same.
6671 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
6672 (struct scop): Remove field loops_mapping.
6673
66742008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6675 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6676
6677 * graphite.c (scop_record_loop): Factor out one level of the
6678 condition by early return.
6679 (build_scop_loop_nests): Format following FSF coding style.
6680 (build_scop_dynamic_schedules): Factor out code.
6681 (scopdet_bb_info): Reindent. Default case should not be reachable.
6682
66832008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6684 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6685
6686 * graphite.c (loop_affine_expr): Check for DECL_P or struct
6687 assignments that are not handled as simple operands for now.
6688
66892008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6690 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6691
6692 * graphite.c (build_scop_bbs): Factor up code.
6693
66942008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6695 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6696
6697 * graphite.c (stmt_simple_for_scop_p): Factor code out
6698 of the loop.
6699 (enum gbb_type): New. Group all the GBB_* types under it.
6700 (is_loop_exit): Moved...
6701 (end_scop): Enable BB spliting.
6702 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
6703 * cfgloop.h (is_loop_exit): Declared.
6704
67052008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6706
6707 * doc/invoke.texi: Remove strides from examples containing
6708 DO loops when the strides are equal to 1.
6709
67102008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
6711 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6712
6713 * graphite.c (graphite_trans_scop_block): Or the result with
6714 the result from graphite_trans_loop_block.
6c9df8cb 6715 * gcc.dg/graphite/block-1.c: New.
6716 * gfortran.dg/graphite/block-1.f90: New.
6717 * gfortran.dg/graphite/block-2.f: New.
c6bb733d 6718
67192008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6720
6721 * graphite.c (graphite_transform_loops): Call cloog_initialize
6722 and cloog_finalize.
6723
67242008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6725
6726 * tree-data-ref.c) (stmt_simple_memref_p): New.
6727 * tree-data-ref.h (stmt_simple_memref_p): Declared.
6728 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
6729 (is_simple_operand): Call stmt_simple_memref_p.
6730
6c9df8cb 6731 * gcc.dg/graphite/scop-matmult.c: Updated for not
c6bb733d 6732 using pointer arithmetic, as this is optimized by PRE and
6733 makes the code too difficult to analyze.
6734
6c9df8cb 6735 * gcc.dg/graphite/scop-18.c: Same.
c6bb733d 6736
67372008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6738
6739 * gdbinit.in (pgg): New.
6740
67412008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
6742
6743 * graphite.c (graphite_trans_loop_block): Fix warning.
6744
67452008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
6746
6747 * graphite.c (graphite_trans_loop_block): Fix my merge error.
6748
67492008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
6750
6751 * graphite.c (graphite_trans_bb_block): Remove check for
6752 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
6753 Check if loop blocking is profitable for every loop, before applying
6754 the changes.
6755 (graphite_apply_transformations): Call graphite_trans_bb_block only,
6756 if flag_loop_block is set.
6757
67582008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6759
6760 * graphite.c: Add some more documentation for the loop
6761 mapping.
6762
67632008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6764
6765 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
6766 * graphite.c: Format on less than 80 columns.
6767 * graphite.h: Same.
6768
67692008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6770
6771 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
6772
67732008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6774
6775 * doc/invoke.texi (floop-block, floop-strip-mine,
6776 floop-interchange): Update documentation with examples.
6777
67782008-08-13 Sebastian Pop <sebastian.pop@amd.com>
6779
6780 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
6781 add_referenced_var.
6782 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
6783
67842008-08-13 Sebastian Pop <sebastian.pop@amd.com>
6785
6786 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
6787 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
6788 * tree-scalar-evolution.c: Revert useless changes.
6789 * tree-phinodes.c: Same.
6790 * cfghooks.c: Same.
6791 * vec.h: Same.
6792 * tree-vectorizer.h: Same.
6793 * tree-flow.h: Same.
6794 * tree-cfg.c: Same.
6795 * common.opt (fgraphite): Update documentation.
6796
67972008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
6798
6799 * doc/invoke.texi (-floop-block, -floop-strip-mine,
6800 -floop-interchange): Add more text for explaining what each of these
6801 flags is doing.
6802 * tree-into-ssa.c (gimple_vec): Moved to...
6803 * graphite.c: Include gimple.h.
6804 (gimple_vec): Moved to...
6805 (del_loop_to_cloog_loop): Removed.
6806 (loop_affine_expr): Do not call create_data_ref when the
6807 operand is a constant.
6808 (new_scop): Use free instead of del_loop_to_cloog_loop.
6809 * Makefile.in (graphite.o): Depend on GIMPLE_H.
6810 * gimple.h (gimple_vec): ... here.
6811
68122008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6813
6814 * graphite.c (scopdet_bb_info): Only allow loops with known number of
6815 latch executions.
6816 (build_loop_iteration_domains): Fail, if latch executions unknown.
6817
68182008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6819
6820 * graphite.c (add_conditions_to_domain): New.
6821 (build_scop_conditions_1): Call add_conditions_to_domain.
6822 (set_cloog_options): Allow to disable optimizations.
6823
68242008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6825
6826 * graphite.c (find_params_in_bb): Look for parameters in conditions.
6827 Do not use walk_dominator_tree.
6828 (find_scop_parameters): Do not use walk_dominator_tree.
6829
68302008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6831
6832 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
6833 (idx_record_params): Adapt.
6834 * graphite.h (scop_gimple_loop_depth): New.
6835
68362008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6837
6838 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
6839 (scan_tree_for_params): Remove value_init.
6840 (build_scop_context): Remove value_init.
6841 (build_loop_iteration_domains): Remove value_init.
6842 (schedule_to_scattering): Remove value_init.
6843 (graphite_trans_bb_strip_mine): Remove value_init.
6844
68452008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6846
6847 * gcc/graphite.c (limit_scops): New.
6848 (graphite_transform_loops): Add limit SCoPs.
6c9df8cb 6849 * gcc.dg/graphite/scop-0.c: Update number of SCoPs.
6850 * gcc.dg/graphite/scop-1.c: Update number of SCoPs.
6851 * gcc.dg/graphite/scop-10.c: Update number of SCoPs.
6852 * gcc.dg/graphite/scop-11.c: Update number of SCoPs.
6853 * gcc.dg/graphite/scop-12.c: Update number of SCoPs.
6854 * gcc.dg/graphite/scop-13.c: Update number of SCoPs.
6855 * gcc.dg/graphite/scop-14.c: Update number of SCoPs.
6856 * gcc.dg/graphite/scop-15.c: Update number of SCoPs.
6857 * gcc.dg/graphite/scop-16.c: Update number of SCoPs.
c6bb733d 6858 Change loop numbers.
6c9df8cb 6859 * gcc.dg/graphite/scop-17.c: Update number of SCoPs.
c6bb733d 6860 Change loop numbers.
6c9df8cb 6861 * gcc.dg/graphite/scop-18.c: Update number of SCoPs.
6862 * gcc.dg/graphite/scop-2.c: Update number of SCoPs.
6863 * gcc.dg/graphite/scop-3.c: Update number of SCoPs.
6864 * gcc.dg/graphite/scop-4.c: Update number of SCoPs.
6865 * gcc.dg/graphite/scop-5.c: Update number of SCoPs.
6866 * gcc.dg/graphite/scop-6.c: Update number of SCoPs.
6867 * gcc.dg/graphite/scop-7.c: Update number of SCoPs.
6868 * gcc.dg/graphite/scop-8.c: Update number of SCoPs.
6869 * gcc.dg/graphite/scop-9.c: Update number of SCoPs.
6870 * gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
c6bb733d 6871
68722008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6873
6874 * graphite.c (graphite_transform_loops): Call always find_transform.
6875
68762008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
6877
6878 * graphite.c (free_loops_mapping): New.
6879 (stmt_simple_for_scop_p): Fix typo.
6880 (stmt_simple_for_scop_p): Fix tuples functions, that
6881 broke polyhedron.
6882 (free_graphite_bb): Fix some memleaks.
6883 (free_scop): Fix some memleaks.
6884 (scopdet_bb_info): Do not forget some tmp SCoPs.
6885 (find_params_in_bb): Fix some memleaks.
6886 (clast_to_gcc_expression): Fix warning.
6887
68882008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
6889
6c9df8cb 6890 * gcc.dg/graphite/scop-16.c: Fix for 32bit.
6891 * gcc.dg/graphite/scop-17.c: Fix for 32bit.
c6bb733d 6892
68932008-08-04 Sebastian Pop <sebastian.pop@amd.com>
6894
6895 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
6896 Move code ifdef-ed HAVE_cloog...
6897 * graphite.c: Include toplev.h.
6898 ... here.
6899 * Makefile.in (OBJS-common): Always build graphite.o.
6900 (BACKEND): Remove @GRAPHITE@.
6901 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
6902 (graphite.o): Depend on TOPLEV_H.
6903
69042008-08-04 Sebastian Pop <sebastian.pop@amd.com>
6905
6906 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
6907 Remove typo left from polylib to ppl conversion.
6908 * graphite.c (graphite_transforms): Use sorry instead of fatal.
6909
69102008-08-03 Sebastian Pop <sebastian.pop@amd.com>
6911
6912 * toplev.c (process_options): Move the graphite loop optimization
6913 flags...
6914 * tree-ssa-loop.c (graphite_transforms): ... here.
6915 When not configured with CLooG, print to dump_file that
6916 Graphite transforms were not performed.
6c9df8cb 6917 * gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
c6bb733d 6918 New.
6c9df8cb 6919 * gcc.dg/graphite/*.c: Updated all testcases to use
c6bb733d 6920 scan-graphite-dump-times.
6921
69222008-08-03 Sebastian Pop <sebastian.pop@amd.com>
6923
6924 * graphite.c (dot_scop, dot_all_scops): Do not call system.
6925 Do not open /tmp/scop.dot and /tmp/allscops.dot.
6926
69272008-08-02 Sebastian Pop <sebastian.pop@amd.com>
6928 Jan Sjodin <jan.sjodin@amd.com>
6929
6930 * configure: Regenerated.
6931 * omp-low.c (expand_omp_sections): Remove now unused code.
6932 * config.in (HAVE_polylib): Removed.
6933 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
6934 (PPLLIBS, PPLINC): Added.
6935 * graphite.c: Replace unsigned with int wherever possible.
6936 Don't access Cloog's data structures, but use accessor functions.
6937 Clast's stmt->type is now implemented as a vtable: change the
6938 switches of stmt->type into ifs.
6939 (polylib/polylibgmp.h): Don't include.
6940 (initialize_dependence_polyhedron,
6941 initialize_data_dependence_polyhedron, is_empty_polyhedron,
6942 statement_precedes_p, test_dependence, build_rdg_all_levels,
6943 dump_dependence_graph): Removed until this code is cleaned up
6944 or ported to Cloog.
6945 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
6946 (POLYLIBINC): Renamed PPLINC.
6947
69482008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
6949 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6950 Jan Sjodin <jan.sjodin@amd.com>
6951
6952 Finish the merge and tuplification of graphite.
6953
69542008-07-24 Sebastian Pop <sebastian.pop@amd.com>
6955 Jan Sjodin <jan.sjodin@amd.com>
6956
6957 Partial merge from mainline (138072:138275).
6958 * graphite.c still has to be tuplified.
6959
69602008-07-29 Jan Sjodin <jan.sjodin@amd.com>
6961
6962 * graphite.c (graphite_loops_mapping_max_loop_num): New.
6963 (create_num_from_index): New.
6964 (get_num_from_index): Also pass in the graphite BB.
6965 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
6966 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
6967 (graphite_trans_bb_strip_mine): Call create_num_from_index.
6968 (is_interchange_valid): Return false when failing.
6969 * graphite.h (struct num_map): New.
6970 (struct graphite_bb): New field num_map.
6971 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
6972
69732008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
6974
6975 * graphite.c (dump_gbb_conditions): Print also conditions like
6976 "if (a)". Remove dublicated code and use print_generic_expr ().
6977 (stmt_simple_for_scop_p): Only allow conditions we can handle
6978 {<, <=, >, >=}.
6979
69802008-07-25 Jan Sjodin <jan.sjodin@amd.com>
6981
6982 * graphite.h (struct scop): Removed new_ivs field.
6983 (SCOP_NEWIVS): Deleted.
6984 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
6985 clast_to_gcc_expression, graphite_create_new_loop):
6986 Removed use of new_ivs.
6987
69882008-07-25 Jan Sjodin <jan.sjodin@amd.com>
6989
6990 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
6991 create_loops_mapping_num, debug_loop_mapping_1): New.
6992 (debug_loop_mapping): Call debug_loop_mapping_1.
6993 (get_loop_mapping_for_num,
6994 graphite_loops_mapping_add_child,
6995 graphite_loops_mapping_add_child_num,
6996 graphite_loops_mapping_insert_child,
6997 graphite_loops_mapping_parent,
6998 split_loop_mapped_depth_for_num,
6999 loop_mapped_depth_split_loop): New.
7000 (increment_loop_mapped_depths): Removed.
7001 (swap_loop_mapped_depth_for_num): Reimplemented.
7002 (new_scop): Call create_loops_mapping.
7003 (scop_record_loop): Call graphite_loops_mapping_insert_child.
7004 (translate_clast): Pass the old loop father in parameter, and pass
7005 it to get_old_iv_from_ssa_name.
7006 (remove_edges_around_useless_blocks, can_generate_code_stmt,
7007 can_generate_code, can_generate_for_scop): New.
7008 (graphite_trans_bb_block): Returns false when it fails to transform.
7009 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
7010
70112008-07-25 Sebastian Pop <sebastian.pop@amd.com>
7012
7013 Reverted all the changes related to the streamization and
7014 loop fusion.
7015 These changes are now tracked in the streamization branch.
7016
70172008-07-25 Sebastian Pop <sebastian.pop@amd.com>
7018 Jan Sjodin <jan.sjodin@amd.com>
7019
7020 * graphite.c (gbb_compare): Correctly constify.
7021 (gbb_can_be_ignored): Indent.
7022 (graphite_trans_scop_swap_1and2): Add legality check.
7023 Remove dead FIXMEs.
7024
70252008-07-25 Sebastian Pop <sebastian.pop@amd.com>
7026
7027 Remove fallouts from "Reverted the Condate changes".
7028 * tree.h: Remove unused decl.
6c9df8cb 7029 * gcc.dg/tree-checker: Same.
c6bb733d 7030 * timevar.def: Remove counter.
7031
70322008-07-24 Sebastian Pop <sebastian.pop@amd.com>
7033
7034 * Merge from mainline (135673:138072).
7035
7036 Reverted the MIRO changes (from 2008-04-05) that are now
7037 tracked in the miro branch.
7038 * tree-bounds.c: Removed.
7039 * tree-bounds.h: Removed.
7040
7041 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
7042 are now tracked in the condate branch.
7043 * tree-check.c: Removed.
7044 * tree-match.c: Removed.
7045 * condate.y: Removed.
7046
70472008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7048
7049 * common.opt: New user flag -floop-block, -floop-strip-mine
7050 and -floop-interchange.
7051 * toplev.c (process_options): Enable -fgraphite pass if any one of the
7052 graphite loop optimization flags is turned on.
7053 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
7054 flag_loop_strip_mine and flag_loop_interchange checks before
7055 optimizations.
7056 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
7057 -floop-strip-mine and -floop-interchange.
6c9df8cb 7058 * gcc.dg/graphite/block-0.c: Add -floop-block and remove
c6bb733d 7059 -fgraphite.
6c9df8cb 7060 * gcc.dg/graphite/scop-16.c: Ditto.
7061 * gcc.dg/graphite/scop-17.c: Ditto.
7062 * gcc.dg/graphite/scop-18.c: Ditto.
c6bb733d 7063
70642008-07-23 Jan Sjodin <jan.sjodin@amd.com>
7065 Sebastian Pop <sebastian.pop@amd.com>
7066
7067 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
7068 (create_empty_loop_on_edge): More fixes.
7069 * tree-phinodes.c (resize_phi_node): Extern.
7070 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
7071 * cfghooks.c (update_dominator_information): New split from
7072 split_edge.
7073 * tree-vectorizer.c (rename_variables_in_bb): Extern.
7074 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
7075 successor of the function entry block.
7076
7077 * graphite.c: Include pointer-set.h.
7078 (debug_loop_mapping, increment_loop_mapped_depths,
7079 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
7080 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
7081 swap_loop_mapped_depth_for_num, get_num_from_index,
7082 swap_loop_mapped_depth, loop_iv_stack_debug,
7083 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
7084 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
7085 get_old_iv_from_ssa_name): New.
7086 (new_scop): Initialize SCOP_LOOPS_MAPPING.
7087 (free_scop): Free SCOP_LOOPS_MAPPING.
7088 (scop_record_loop): Record old ivs.
7089 (create_var_name): Removed.
7090 (initialize_cloog_names): Allocate double space in case strip mine
7091 applies to all loops once.
7092 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
7093 (clast_to_gcc_expression): Same. Implement more clast to gimple
7094 translation.
7095 (graphite_create_new_loop): Pass in ivstack.
7096 (remove_all_edges): Pass in the construction_edge.
7097 (graphite_remove_iv): Removed.
7098 (graphite_rename_ivs, graphite_rename_ivs_stmt,
7099 remove_cond_exprs): Rewritten.
7100 (move_phi_nodes): New.
7101 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
7102 (translate_clast): Pass in ivstack. Rewrite some cases.
7103 (set_cloog_options, debug_clast_stmt): New.
7104 (find_transform): Use set_cloog_options.
7105 (outermost_loop_layer): Removed.
7106 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
7107 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
7108 mark_old_loops, remove_dead_loops): New.
7109 (gloog): Rewritten.
7110 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
7111 (const_column_index, get_first_matching_sign_row_index,
7112 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
7113 get_upper_bound): New.
7114 (graphite_trans_bb_strip_mine): Also update the iv map.
7115
7116 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
7117 (struct name_tree): Add a loop field.
7118 (struct scop): Add a graphite_loops_mapping field.
7119 (SCOP_LOOPS_MAPPING): New.
7120 (debug_clast_stmt): Declare.
7121 * lambda.h (find_induction_var_from_exit_cond): Declare.
7122 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
7123 * cfgloop.h (update_dominators_in_loop): Removed declaration.
7124 (create_empty_loop_on_edge): Updated.
7125 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
7126 rename_variables_in_bb): Declare.
7127 * tree-cfg.c (remove_bb): Extern.
7128
6c9df8cb 7129 * gcc.dg/graphite/block-0.c: New.
c6bb733d 7130
71312008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7132 Sebastian Pop <sebastian.pop@amd.com>
7133
7134 * graphite.c (strip_mine_profitable_p): New.
7135 (graphite_trans_bb_block): Disable strip mining if not profitable.
7136
6c9df8cb 7137 * gcc.dg/graphite/scop-18.c: New.
7138 * gcc.dg/graphite/scop-17.c: Fixed.
7139 * gcc.dg/graphite/scop-16.c: Fixed.
c6bb733d 7140
71412008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
7142 Jan Sjodin <jan.sjodin@amd.com>
7143 Sebastian Pop <sebastian.pop@amd.com>
7144
7145 * graphite.c (is_interchange_valid): New.
7146 (graphite_trans_bb_block): Check loop nest of basic block for legality
7147 of interchange.
7148
7149 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
7150 outer_most_loop, gbb_outer_most_loop_index): New.
7151
7152 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
7153 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
6c9df8cb 7154 * gcc.dg/graphite/scop-16.c: New.
7155 * gcc.dg/graphite/scop-17.c: New.
c6bb733d 7156
71572008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
7158
7159 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
7160 (graphite_trans_scop_block): Ignore SCoPs without bbs.
7161
71622008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
7163
7164 * graphite.c (new_scop): Initialize SCOP_EXIT.
7165 (scopdet_info): Add.
7166 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
7167 (build_scops_1): Cleanup, bugfixes.
7168 (build_scops): Cleanup.
7169
6c9df8cb 7170 * gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
7171 * gcc.dg/graphite/scop-15.c: Add SCoP numbers.
c6bb733d 7172
71732008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
7174
6c9df8cb 7175 * gfortran.dg/graphite/scop-1.f: Update to reduced test case.
c6bb733d 7176
6c9df8cb 7177 * gfortran.dg/graphite/graphite.exp: Use
c6bb733d 7178 DEFAULT_GRAPHITE_FLAGS.
7179
6c9df8cb 7180 * gcc.dg/graphite/scop-15.c: Update to reduced test case.
c6bb733d 7181
71822008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
7183
7184 * graphite.c (scan_tree_for_params): Do not assert any more if
7185 MULT_EXPR parameter is negative.
7186
6c9df8cb 7187 * gfortran.dg/graphite/scop-1.f: New.
c6bb733d 7188
6c9df8cb 7189 * gfortran.dg/graphite/graphite.exp: New.
c6bb733d 7190
6c9df8cb 7191 * gcc.dg/graphite/scop-15.c: New.
c6bb733d 7192
71932008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
7194
7195 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
7196
71972008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
7198
7199 * graphite.c (graphite_trans_bb_swap_loops): Rename from
7200 graphite_swap_loops.
7201 (graphite_trans_bb_move_loop): New.
7202 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
7203 (graphite_trans_bb_block): New.
7204 (graphite_trans_loop_block): New.
7205 (graphite_trans_scop_swap_1and2): Rename from
7206 graphite_trans_swap_1and2.
7207 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
7208 (graphite_trans_scop_block): New.
7209 (graphite_apply_transformations): Rename from
7210 graphite_transformations.
7211
6c9df8cb 7212 * gcc.dg/graphite/scop-matmult.c: New.
c6bb733d 7213
72142008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
7215
7216 * graphite.c (gbb_compare): New.
7217 (graphite_sort_gbbs): New.
7218 (gbb_can_be_ignored): New.
7219 (scop_remove_ignoreable_gbbs): New.
7220 (graphite_transformations): Cleanup and add
7221 scop_remove_ignoreable_gbbs.
7222 * lambda.h (lambda_vector_compare): New.
7223
72242008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
7225
7226 * graphite.c (print_graphite_bb): Correct printing of static schedule.
7227 (graphite_swap_loops): int -> unsigned
7228 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
7229 (graphite_transformations): New.
7230 (graphite_transform_loops): Move to graphite_transformations.
7231 * graphite.h (gbb_nb_loops): Return unsigned.
7232
72332008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
7234
7235 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
7236 the domain matrix. This makes scop-0.c work again.
7237
72382008-06-20 Richard Guenther <rguenther@suse.de>
7239
7240 * graphite.h: Adjust copyright to GPLv3.
7241 * graphite.c: Likewise.
7242 (stmt_simple_memref_for_scop_p): Split out from ...
7243 (stmt_simple_for_scop_p): ... here. Fix handling of calls
7244 and simplify.
7245 (get_bb_type): Optimize.
7246 (is_pred): Remove.
7247 (is_bb_addable): Fix memleak, replace is_pred call with
7248 single_pred.
7249 (build_scops): Use current_loops.
7250 (param_index): Fix memleak.
7251
72522008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7253
7254 * graphite.c: Fix formatting.
7255
72562008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7257
7258 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
7259 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
7260 (create_var_name, save_var_name): Newly defined functions.
7261 (initialize_cloog_names): Part of the code factored out to
7262 save_var_name.
7263 (clast_to_gcc_expression): Now handles the case of clast_red_sum
7264 in clast_reduction statement.
7265 (graphite_create_new_loop): Now takes a new parameter
7266 for outer_loop.
7267 (translate_clast): Now also takes the context_loop and bb_exit
7268 parameters. Rewritten the code so that it creates a gimple code
7269 inside the given context.
7270 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
7271 remove_cond_expr, disconnect_cond_expr,
7272 disconnect_virtual_phi_nodes): Newly defined functions.
7273 * graphite.h (struct scop): added old_ivs vector.
7274 SCOP_OLDIVS: New macro.
7275
72762008-06-19 Sebastian Pop <sebastian.pop@amd.com>
7277
7278 * cfgloopmanip.c: Add missing function comments, fix formatting.
7279
72802008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7281
7282 * cfgloopmanip.c (update_dominators_in_loop): Defined.
7283 (create_empty_loop_on_edge): Defined.
7284 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
7285 instead of void.
7286 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
7287 (update_dominators_in_loop): Declared as extern
7288 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
7289
72902008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
7291
7292 * graphite.c (print_graphite_bb): Allow changing number of loops
7293 in SCoP domain.
7294 (initialize_cloog_names): Allow changing number of loops.
7295 (build_cloog_prog): Simplify.
7296 (find_transform): Enable cloog option --strides.
7297 (graphite_swap_loops): New.
7298 (graphite_strip_mine_loop): New.
7299 (graphite_trans_swap_1and2): New.
7300 (graphite_trans_strip): New.
7301 (graphite_transform_loops): Add graphite_trans_strip.
7302 * graphite.h (scop_max_loop_depth): New.
7303
73042008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
7305
7306 * graphite.c (build_scop_iteration_domain): Remove forgotten
7307 line. (Fixes compile)
7308
73092008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
7310
7311 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
7312 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
7313 (build_bb_loops): New.
7314 (graphite_transform_loops): Add build_bb_loops.
7315 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
7316 numbers.
7317 * graphite.h (graphite_bb): Add loops.
7318 (gbb_nb_loops): New.
7319 (gbb_loop_at_index): New.
7320 (gbb_loop_index): New.
7321 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
7322 using nb_params_in_scop.
7323
73242008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
7325
7326 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
7327 (build_scop_canonical_schedules): Build minimized schedule.
7328 (schedule_to_scattering): Adapt to minimized schedule.
7329 * graphite.h (graphite_bb): Add/Update descriptions.
7330
73312008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
7332 Tobias Grosser <grosser@fim.uni-passau.de>
7333
7334 * graphite.c (print_graphite_bb): Add condition printing.
7335 (dump_value): New.
7336 (dump_gbb_conditions): New.
7337 (build_scop_conditions_1): New.
7338 (build_scop_conditions): New.
7339 * graphite.h (graphite_bb): Add conditions.
7340
73412008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
7342
7343 * graphite.c (print_graphite_bb):
7344 (free_graphite_bb): New.
7345 (free_scop): Free bbs.
7346 (get_bb_type): Free doms.
7347 (build_scop_context): Free context matrix.
7348 (build_loop_iteration_domains): Remove unused code.
7349 (build_cloog_prog): Free scattering function and blocklist.
7350 (find_transform): Free options.
7351
73522008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
7353
7354 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
7355 Remove unnecessery cloog data structures. Make a copy of the domain
7356 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
7357 unnecessary cloog data structures. Fix memory leaks. Remove insert
7358 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
7359 used.
7360 (build_scop_iteration_domain): Remove unnecessary cloog
7361 data structures. Fix memory leaks.
7362 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
7363 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
7364
73652008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7366
7367 * graphite.c (find_scop_params): Remove initialize_cloog_names.
7368
73692008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7370
7371 * graphite.c (end_scop): Style fix.
7372 (schedule_to_scattering): Style and comment fix.
7373
73742008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7375 * graphite.c (print_graphite_bb): Fix definiton of
7376 schedule_to_scattering.
7377 (initialize_cloog_names): Change nb_scattdims to max loop
7378 depth in SCoP.
7379 (schedule_to_scattering): Take parameter for number of scattering
7380 dimensions.
7381 (build_cloog_prog): Only build as much scattering dimensions as
7382 necessary.
7383
73842008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7385
7386 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
7387 in polyhedron/aermod.f90.
7388
73892008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
7390 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
7391 Harsha Jagasia <harsha.jagasia@amd.com>
7392
7393 * graphite.c (is_bb_addable): Fix segfault.
7394
73952008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
7396
7397 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
7398 with multiple exits and conditional handling in edge cases.
7399 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
7400
6c9df8cb 7401 * gcc.dg/graphite/scop-14.c: New.
c6bb733d 7402
74032008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
7404 Adrien Eliche <aeliche@isty.uvsq.fr>
7405
7406 * graphite.c (is_bb_addable): Add more comments and enhance
7407 readablity of the source code. Fix memory leak.
7408 (is_loop_exit): Fix memory leak.
7409
74102008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
7411
7412 * graphite.c (first_loop_in_scop): Deleted.
7413 (setup_cloog_loop): Only walk the loop chain for inner loops.
7414 (build_scop_iteration_domain): Execute setup_cloog_loop for
7415 all loops in the first layer.
7416
74172008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
7418
7419 * graphite.c (scan_tree_for_params): Change the way params are
7420 added to be indepenent of the number of loops.
7421 (setup_cloog_loop): Revert to short matrix format. Fix parameter
7422 handling.
7423 (build_cloog_prog): Revert to short matrix format.
7424
74252008-06-05 Sebastian Pop <sebastian.pop@amd.com>
7426 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
7427
7428 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
7429 warning.
7430
74312008-06-05 Sebastian Pop <sebastian.pop@amd.com>
7432
7433 * graphite.c (nb_data_refs_in_scop): New.
7434 (graphite_transform_loops): Print more stats: number of
7435 loops, basic blocks and data references per scop.
7436
74372008-06-04 Sebastian Pop <sebastian.pop@amd.com>
7438 Jan Sjodin <jan.sjodin@amd.com>
7439
7440 * graphite.c (loop_affine_expr, idx_record_params,
7441 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
7442 instead of instantiate_parameters.
7443
74442008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
7445
7446 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
7447 add support for parameters, add STATIC_SCHEDULE at the right places,
7448 cleanup.
7449
74502008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
7451
7452 * graphite.c (build_scop_loop_nests): Only add the loops, that
7453 are contained completely in the SCoP.
7454 (build_cloog_prog): Disable scattering, until schedule_to_scattering
7455 and the domains are fixed.
7456 (build_scop_canonical_schedules): Add support for bbs not contained
7457 in any SCoP.
7458
74592008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
7460
7461 * graphite.h (scop_contains_loop): Update comments to match
7462 the actual behavior.
7463 (scop_contains_loop): New.
7464 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
7465
74662008-06-04 Sebastian Pop <sebastian.pop@amd.com>
7467
7468 * graphite.c (get_bb_type): On function body, i.e. loop_0,
7469 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
7470 as GBB_COND_HEADER.
7471
74722008-06-04 Sebastian Pop <sebastian.pop@amd.com>
7473 Tobias Grosser <grosser@fim.uni-passau.de>
7474
7475 * graphite.c (graphite_transform_loops): Early return when
7476 there are no loops in the function.
7477
74782008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7479 Jan Sjodin <jan.sjodin@amd.com>
7480
7481 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
7482 offset of the last loop.
7483 (setup_cloog_loop): Copy the entire outer constraint matrix.
7484
74852008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7486 Jan Sjodin <jan.sjodin@amd.com>
7487
7488 * graphite.c (stmt_in_scop_p, function_parameter_p,
7489 invariant_in_scop_p): Removed.
7490 (scan_tree_for_params): Can be used with no constraint
7491 matrix for gathering parameters.
7492 (idx_record_params): Don't use idx_record_param, instead use
7493 scan_tree_for_params.
7494 (find_scop_parameters): Same.
7495 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
7496 Fix the size of loop domains.
7497 (schedule_to_scattering): Exit when the outer loop is not in scop.
7498 (find_transform): Enable build_cloog_prog.
7499
75002008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7501 Jan Sjodin <jan.sjodin@amd.com>
7502
7503 * graphite.c (schedule_to_scattering): Make scattering domains
7504 uniformly of the same size, as required by CLooG 0.14.0 and before.
7505
75062008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7507 Jan Sjodin <jan.sjodin@amd.com>
7508
7509 * graphite.c (schedule_to_scattering): Rewrite, correct the
7510 translation of the scheduling function to scattering.
7511 (build_cloog_prog): Call schedule_to_scattering only once.
7512 * graphite.h (scop_loop_index): Do not fail for loops not
7513 in the scop: return -1.
7514
75152008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
7516
7517 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
7518 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
7519 (setup_cloog_loop): Export GBB_DOMAIN.
7520 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
7521 able to rebuild the original control flow.
7522 * graphite.h (graphite_bb): Add domain field and access macro.
7523 (GBB_DOMAIN): New.
7524
75252008-05-30 Sebastian Pop <sebastian.pop@amd.com>
7526
7527 * graphite.c (debug_gbb): New.
7528 (print_scop, build_graphite_bb): Use SCOP_BBS.
7529 (build_scop_bbs): Reimplemented.
7530 (dfs_bb_in_scop_p): Removed.
7531 (build_scop_loop_nests): Reorder loops inserted in
7532 SCOP_LOOP_NEST: outer loops should come first.
7533 (build_scop_canonical_schedules): Reinitialize at zero
7534 the components of the SCOP_STATIC_SCHEDULE for the loops
7535 that have already been parsed.
7536
7537 * graphite.h (debug_gbb): Declared.
7538
75392008-05-30 Sebastian Pop <sebastian.pop@amd.com>
7540 Jan Sjodin <jan.sjodin@amd.com>
7541
7542 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
7543 (graphite_loop_to_gcc_loop): Removed.
7544 (remove_all_edges): New.
7545 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
7546 (gloog): Remove useless code.
7547
75482008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
7549
7550 * graphite.c (get_bb_type): Reworked. We distinguish between
7551 loops with one or multiple exits.
7552 (is_loop_exit): New.
7553 (is_pred): New.
7554 (is_bb_addable): Rework condition handling, now support for case
7555 case statements and loops with multiple exits.
7556
6c9df8cb 7557 * gcc.dg/graphite/scop-11.c: New.
7558 * gcc.dg/graphite/scop-12.c: New.
7559 * gcc.dg/graphite/scop-13.c: New.
c6bb733d 7560
75612008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
7562
7563 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
7564 we have too many colors.
7565
75662008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
7567
7568 * doc/invoke.texi (-ftree-loop-fusion): Document.
7569 * tree-pass.h (pass_loop_fusion): Declared.
7570 * tree-loop-fusion.c: New.
7571 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
7572 * tree-data-ref.c (find_data_references_in_loop): Make extern.
7573 * tree-data-ref.h (find_data_references_in_loop): Declared.
7574 * common.opt (ftree-loop-fusion): Declared.
7575 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
7576
75772008-05-21 Sebastian Pop <sebastian.pop@amd.com>
7578
7579 * graphite.c (build_access_matrix): Fix typo from the merge.
7580
75812008-05-20 Sebastian Pop <sebastian.pop@amd.com>
7582
7583 * Merge from mainline (130800:135673).
7584
75852008-05-07 Sebastian Pop <sebastian.pop@amd.com>
7586
7587 * graphite.c (end_scop): The exit of the scop is not part of the scop.
7588 Update dominators after splitting.
7589
75902008-05-07 Sebastian Pop <sebastian.pop@amd.com>
7591
7592 * graphite.c (is_bb_addable): Return the harmful statement.
7593 Factor up some code.
7594 (end_scop): New. Splits end of scope bbs on a harmful statement.
7595 (build_scops_1): Call end_scop.
7596
75972008-05-07 Sebastian Pop <sebastian.pop@amd.com>
7598
7599 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
7600 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
7601 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
7602 build_scops_1): Removed.
7603 (build_scops_2): Renamed build_scops_1.
7604
76052008-05-06 Sebastian Pop <sebastian.pop@amd.com>
7606
7607 * graphite.c: Fix formatting.
7608
76092008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7610
7611 * graphite.c (get_bb_type): New.
7612 (move_scops): New.
7613 (build_scops_2): New.
7614 (is_bb_addable): New.
7615 (build_scops): Switch the scop detection.
7616 (build_scop_bbs): Add entry bb to scop.
7617 * graphite.h (struct scop): Update comment.
7618
76192008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7620
7621 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
7622 more colors.
7623
76242008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7625
6c9df8cb 7626 * gcc.dg/graphite/scop-1.c: Update.
7627 * gcc.dg/graphite/scop-2.c: Update.
7628 * gcc.dg/graphite/scop-4.c: Update.
7629 * gcc.dg/graphite/scop-5.c: Add.
7630 * gcc.dg/graphite/scop-6.c: Add.
c6bb733d 7631
76322008-05-06 Sebastian Pop <sebastian.pop@amd.com>
7633
6c9df8cb 7634 * gcc.dg/graphite/scop-0.c: Add.
7635 * gcc.dg/graphite/scop-7.c: Add.
7636 * gcc.dg/graphite/scop-8.c: Add.
7637 * gcc.dg/graphite/scop-9.c: Add.
7638 * gcc.dg/graphite/scop-10.c: Add.
c6bb733d 7639
76402008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7641
7642 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
7643 Check affine expressions depending on the outermost loop
7644 instead of a scop.
7645 (stmt_simple_for_scop_p): Same.
7646 (harmfule_stmt_in_scop): Same.
7647
76482008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
7649
7650 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
7651 mark entry and exit, that are not part of the SCoP and update HTML
7652 formatting.
7653
76542008-04-25 Sebastian Pop <sebastian.pop@amd.com>
7655
7656 * graphite.c (basic_block_simple_for_scop_p): Renamed
7657 harmful_stmt_in_bb.
7658 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
7659 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
7660 (all_preds_visited_p, all_succs_visited_p,
7661 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
7662 scop_end_loop): New.
7663 (build_scops): Do not use dfs_enumerate_from.
7664
6c9df8cb 7665 * gcc.dg/graphite/scop-{1,2,4}.c: Updated.
c6bb733d 7666
76672008-04-23 Sebastian Pop <sebastian.pop@amd.com>
7668
7669 * graphite.c: Add comments to functions that are missing a
7670 description.
7671 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
7672
76732008-04-23 Sebastian Pop <sebastian.pop@amd.com>
7674
7675 * graphite.c (nb_params_in_scop): Moved...
7676 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
7677 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
7678 (clast_to_gcc_expression): Reduce column size to less than 80.
7679 (graphite_create_iv): Return the new name of the IV.
7680 (find_transform): Set options->esp and options->cpp.
7681 (gloog): Comment out the invalidation of the old loop code.
7682 (initialize_dependence_polyhedron): Replace scop_nb_params with
7683 nb_params_in_scop.
7684
7685 * graphite.h (nb_params_in_scop): ... here.
7686 (scop_nb_params): Removed.
7687 (loop_domain_dim): Return something even when the loop was not
7688 found in the hash table: avoid ICEing on all the graphite.exp
7689 testcases.
7690
76912008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7692
7693 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
7694
7695 * graphite.c (build_scop_dynamic_schedules): Schedule is built
7696 according to nesting level.
7697 (find_scop_parameters): Call instantiate_parameters.
7698 (scan_tree_for_params): Extend it to handle general affine bounds.
7699 Inner loop bound can depend on outer loop induction variable.
7700 (setup_cloog_loop): tmp variable is allocated on stack. Call
7701 instantiate_parameters with respect to outermost_loop_in_scop.
7702 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
7703 graphite.h.
7704 (create_empty_loop): Function loopify should be given edge
7705 probability, instead of edge frequency. Dominance relation from
7706 switch_bb to loop_header.
7707 (clast_to_gcc_expression): Added handling of clast_reduction node.
7708 (gloog): New functionality for removing old loop.
7709 (test_dependence): Factored out from build_rdg_all_levels.
7710 (build_rdg_all_levels): Dependence testing factored out to
7711 test_dependence function.
7712
7713 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
7714 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
7715 from graphite.c
7716
77172008-04-07 Sebastian Pop <sebastian.pop@amd.com>
7718
7719 * graphite.c (free_scop, param_index, initialize_cloog_names,
7720 nb_params_in_scop): Use name_tree map instead of just a tree
7721 for keeping track of the variable name associated to that tree.
7722 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
7723 clast_to_gcc_expression, graphite_create_iv,
7724 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
7725 graphite_stmt_to_gcc_stmt): New.
7726 (gloog): Call these.
7727 * graphite.h (struct name_tree): New.
7728 (struct scop): Use name_tree instead of tree for params.
7729 Store a vector of name_tree for new_ivs.
7730 (SCOP_NEWIVS): New.
7731 (scop_nb_params): Use name_tree instead of tree.
7732
77332008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
7734 Sebastian Pop <sebastian.pop@amd.com>
7735
7736 * tree-bounds.c: New.
7737 * tree-bounds.h: New.
7738 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
7739 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
7740 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
7741 flag_mudflap.
7742 * gcc.c: Same.
7743 * toplev.c: Same.
7744 * c-cppbuiltin.c: Same.
7745 * c-pragma.c: Same.
7746 * common.opt: Same.
7747 * varasm.c: Same.
7748 * tree-outof-ssa.c: Same.
7749 * c-common.c: Same.
7750 * Makefile.in: Same.
7751
77522008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
7753 Sebastian Pop <sebastian.pop@amd.com>
7754
7755 * tree-loop-distribution.c (remaining_stmts,
7756 upstream_mem_writes): Removed static variables.
7757 (copy_loop_before, create_bb_after_loop,
7758 mark_nodes_having_upstream_mem_writes, free_rdg_components,
7759 rdg_build_components, rdg_build_partitions,
7760 dump_rdg_partitions): Extern.
7761 (generate_loops_for_partition, generate_code_for_partition): Do not
7762 return a bool.
7763 (already_processed_vertex_p, predecessor_has_mem_write,
7764 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
7765 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
7766 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
7767 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
7768 Pass remaining_stmts and upstream_mem_writes as parameters.
7769 (rdg_component): Moved...
7770 (build_rdg_partition_for_component): Do not aggregate components when
7771 flag_streamize_loops is set.
7772 (gen_sequential_loops): New.
7773 (ldist_gen): Call gen_sequential_loops.
7774
7775 * tree-pass.h (pass_loop_streamization): Declared.
7776
7777 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
7778 basic blocks when loops structures exist.
7779
7780 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
7781
7782 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
7783
7784 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
7785 eliminate_local_variables_stmt, eliminate_local_variables,
7786 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
7787 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
7788 of code delimited by two edges in the CFG.
7789 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
7790 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
7791 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
7792 the case of parallelisation of reductions.
7793 (create_loop_fn): Extern.
7794 (create_omp_parallel_region): New.
7795
7796 * tree-data-ref.c (dump_data_dependence_relation): Don't call
7797 dump_data_reference for printing dra and drb.
7798 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
7799 RDGE_RELATION.
7800 (build_rdg): Don't call free_dependence_relations for the moment, as
7801 we attach dependence relations on each edge of the RDG.
7802 To be fixed later.
7803
7804 * tree-data-ref.h (rdg_component): ...here.
7805 (struct rdg_edge): New field ddr_p relation.
7806 (RDGE_RELATION): New.
7807 (create_bb_after_loop, copy_loop_before,
7808 mark_nodes_having_upstream_mem_writes, rdg_build_components,
7809 rdg_build_partitions, dump_rdg_partitions,
7810 free_rdg_components): Declared.
7811
7812 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
7813 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
7814
7815 * tree-loop-streamization.c: New.
7816
7817 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
7818 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
7819
7820 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
7821
7822 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
7823
7824 * passes.c: Schedule pass_loop_streamization.
7825
78262008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
7827
7828 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
7829 update comment.
7830
78312008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
7832
7833 * graphite.c (dot_all_scops): Update formatting.
7834 Bbs can now be part of more than one SCoP.
7835
78362008-03-04 Sebastian Pop <sebastian.pop@amd.com>
7837
7838 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
7839 malloc problems.
7840 (loop_domain_dim): Check for unregistered toplev SCOP loop.
7841 * graphite.h (loop_to_cloog_loop): New.
7842
78432008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7844
7845 * graphite.c (loop_domain_dim, ref_nb_loops,
7846 loop_iteration_vector_dim): New.
7847 (build_access_matrix_with_af, build_access_matrix,
7848 initialize_dependence_polyhedron): Fixed for new matrix layout.
7849 No longer assume that all iteration domains are of the same
7850 dimensionality.
7851
78522008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7853
7854 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7855 defined in a loop at depth 0 is invariant.
7856 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7857 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7858 be called at loop depth 0.
7859
7860 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
7861 a parameter.
7862 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
7863 (down_open_scop): Removed.
7864 (loop_in_scop_p): Redefined.
7865 (scop_affine_expr): New argument: scop.
7866 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
7867 a harmful statement ending a scop.
7868 (basic_block_simple_for_scop_p): New argument: scop.
7869 (get_loop_start): Removed.
7870 (new_scop): Initialize SCOP_LOOPS.
7871 (free_scop): Free SCOP_LOOPS.
7872 (succs_at_same_depth, preds_at_same_depth): New.
7873 (end_scop): Test the validity of a scop.
7874 (add_dominators_to_open_scops): New.
7875 (test_for_scop_bound): Call add_dominators_to_open_scops.
7876 Add cases for opening and closing multiple scops.
7877 (build_scops, build_scop_bbs): Iterate over basic blocks in
7878 depth first order.
7879 (build_graphite_bb): Pass scop directly.
7880 (dfs_bb_in_scop_p): New.
7881 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
7882 several times.
7883 (nb_loops_around_gb): Use loop_in_scop_p.
7884 (schedule_to_scattering): Disabled for the moment the code computing
7885 the "textual order for outer loop".
7886
7887 * graphite.h (struct scop): New field loops.
7888 (SCOP_LOOPS): New.
7889 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
7890
6c9df8cb 7891 * gcc.dg/graphite/scop-{1,...,7}.c: Updated.
c6bb733d 7892
78932008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
7894 Sebastian Pop <sebastian.pop@amd.com>
7895
7896 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
7897 * common.opt (fstreamize-loops): New.
7898 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
7899 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
7900 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
7901 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
7902
79032008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7904
7905 * tree-data-ref.c (build_empty_rdg): New.
7906 (build_rdg): Use it.
7907 * tree-data-ref.h (build_empty_rdg): Declared.
7908 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
7909 (find_vertex_for_stmt): Removed.
7910 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
7911
79122008-02-21 Sebastian Pop <sebastian.pop@amd.com>
7913
7914 * tree-loop-distribution.c (generate_builtin): After cancelling the
7915 loop tree, also delete basic blocks.
7916 (rdg_flag_uses): Stop recursion when a vertex has already been
7917 processed.
7918
79192008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7920
7921 * graphite.c (build_scop_alpha): Removed.
7922 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
7923 and dump_dependence_graph to avoid compiler warnings.
7924
79252008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7926
7927 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
7928 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
7929 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7930 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
7931 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
7932 (initialize_dependence_polyhedron, find_vertex_for_stmt,
7933 initialize_data_dependence_polyhedron, is_empty_polyhedron,
7934 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
7935 dump_dependence_graph): New.
7936 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
7937 (GBB_ALPHA): New.
7938 (struct scop): New field loop2cloog_loop.
7939 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
7940 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
7941
79422008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7943
7944 * graphite.c (build_graphite_bb): Fix initialization
7945 of the graphite basic block.
7946
79472008-02-05 Sebastian Pop <sebastian.pop@amd.com>
7948
7949 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
7950 loop domain matrix. Pass in the number of loops contained in the
7951 constraint matrix.
7952 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
7953 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
7954 loops that are not surrounding the current loop are not represented
7955 in the domain constraint matrix.
7956 (build_scop_iteration_domain): Initial domain constraint matrix
7957 contains only the eq/ineq, cst, and scop parameters columns.
7958
79592008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7960
7961 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
7962 (print_graphite_bb): Print scattering.
7963
79642008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7965
7966 * graphite.c (initialize_cloog_names): Initialize names of
7967 scattering variables.
7968
79692009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7970
7971 * graphite.c (dot_all_scops_1): Disable debug output while
7972 printing graph.
7973
79742008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7975
7976 * graphite.c (find_transform): Change cloog output language to C.
7977
79782008-01-27 Sebastian Pop <sebastian.pop@amd.com>
7979
7980 * tree-loop-distribution.c (generate_memset_zero,
7981 generate_builtin, generate_code_for_partition,
7982 rdg_flag_all_uses): New.
7983 (rdg_flag_uses): Gather in the same partition the statements defining
7984 the VUSES of the current statement.
7985 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
7986 Gather in the same partition not only the stores to the same memory
7987 access, but also the reads.
7988 (ldist_generate_loops): Renamed ldist_gen.
7989
79902008-01-24 Sebastian Pop <sebastian.pop@amd.com>
7991 Tobias Grosser <grosser@fmi.uni-passau.de>
7992
7993 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
7994 next pointer, don't use the inner pointer.
7995
79962008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
7997
7998 * graphite.c (dot_all_scops, dot_all_scops_1): New.
7999 (find_transform): Call dot_all_1.
8000 * graphite.h (dot_all_scops): Declared.
8001
80022007-12-14 Sebastian Pop <sebastian.pop@amd.com>
8003
8004 * tree-loop-distribution.c: Fix apsi.f ICE.
8005 (create_bb_after_loop): New.
8006 (generate_loops_for_partition): Use it.
6c9df8cb 8007 * gfortran.dg/ldist-1.f90: New.
c6bb733d 8008
8009 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
8010 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
8011
80122007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
8013
8014 * graphite.c (find_transform): Dump cloog program sent to cloog.
8015
80162007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
8017
8018 * graphite.c (initialize_cloog_names): Initialize cloog
8019 iterator names.
8020
80212007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
8022
8023 * graphite.c (build_scop_context): Fix typo, for the matrix
8024 format: insert '0 >= 0' instead of '-1 >= 0'.
8025
80262007-12-13 Sebastian Pop <sebastian.pop@amd.com>
8027
8028 * Fix merge problems.
8029
80302007-12-13 Sebastian Pop <sebastian.pop@amd.com>
8031
8032 * graphite.c (setup_cloog_loop): Fix typo.
8033
80342007-12-12 Sebastian Pop <sebastian.pop@amd.com>
8035
8036 * doc/invoke.texi (-ftree-loop-distribution): Documented.
8037 * tree-loop-distribution.c: Reimplemented.
8038 * tree-pass.h (pass_loop_distribution): New.
8039 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
8040 print_loops.
8041 * graphds.h (struct graph): New field indexes.
8042 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8043
8044 * tree-vect-analyze.c: Remove declaration of static functions when not
8045 needed.
8046 * tree-vectorizer.c: Same.
8047 (rename_variables_in_loop): Now extern.
8048 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
8049 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
8050 calling redirect_edge_and_branch_force.
8051
8052 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
8053
8054 * tree-data-ref.c: Don't include tree-chrec.h.
8055 (debug_data_dependence_relations): New.
8056 (dump_data_dependence_relation): Call dump_data_reference on data refs
8057 in the relation.
8058 (same_access_functions): Moved...
8059 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
8060 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8061 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
8062 struct rdg_vertex_info, ): New.
8063 (create_rdg_edge_for_ddr): Compute the dependence level before looking
8064 at DDR_REVERSED_P.
8065 (create_rdg_vertices): Initialize the htab of graph->indexes.
8066 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
8067 (stmts_from_loop): Don't save LABEL_EXPR.
8068 (hash_stmt_vertex_info, eq_stmt_vertex_info,
8069 hash_stmt_vertex_del): New.
8070 (build_rdg): Initialize rdg->indexes.
8071 (free_rdg, stores_from_loop, ref_base_address,
8072 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
8073 have_similar_memory_accesses_1, ref_base_address_1,
8074 remove_similar_memory_refs): New.
8075
8076 * tree-data-ref.h: Include tree-chrec.h.
8077 (debug_data_dependence_relations): Declared.
8078 (same_access_functions): ...here. Now static inline.
8079 (ddr_is_anti_dependent, ddrs_have_anti_deps,
8080 ddr_dependence_level): New.
8081 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
8082 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
8083 RDG_MEM_READS_STMT): New.
8084 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8085 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
8086 rdg_vertex_for_stmt): Declared.
8087 (struct rdg_edge): New field level.
8088 (RDGE_LEVEL, free_rdg): New.
8089 (stores_from_loop, remove_similar_memory_refs,
8090 rdg_defs_used_in_other_loops_p,
8091 have_similar_memory_accesses): Declared.
8092 (rdg_has_similar_memory_accesses): New.
8093
8094 * lambda.h (dependence_level): New.
8095 * common.opt (ftree-loop-distribution): New.
8096 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
8097 (print_loop_ir): Renamed print_loops.
8098 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
8099 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
8100 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
8101 (tree-loop-distribution.o): Added.
8102 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
8103 (mark_virtual_ops_in_bb): New.
8104 (print_loops_bb, debug_loop_num, debug_loop): New.
8105 * passes.c: Scheduled pass_loop_distribution.
8106
81072007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
8108
8109 * graphite.c (scan_tree_for_params): Correct the number of columns
8110 for polylib format.
8111 (nb_flat_iterator): New.
8112 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
8113 (build_scop_iteration_domain): Correct the number of columns for
8114 polylib format.
8115
81162007-12-12 Sebastian Pop <sebastian.pop@amd.com>
8117
8118 * Merge from mainline (129697:130800).
8119
81202007-10-30 Sebastian Pop <sebastian.pop@amd.com>
8121
8122 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
8123 dominated by SCoP's exit.
8124 (graphite_transform_loops): Compute post dominators.
8125
81262007-10-28 Sebastian Pop <sebastian.pop@amd.com>
8127
8128 * Merge from mainline (127169:129697).
8129
81302007-10-28 Sebastian Pop <sebastian.pop@amd.com>
8131
8132 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
8133 parameter for the basic block that contains the expression. Use
8134 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
8135 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
8136 the expression.
8137 * graphite.h (gbb_loop): New.
8138 (GBB_LOOP): Removed.
8139
81402007-08-03 Sebastian Pop <sebpop@gmail.com>
8141
8142 * Makefile.in: Fix merge problem.
8143
81442007-08-03 Sebastian Pop <sebpop@gmail.com>
8145
8146 * Merge from mainline (125309:127169).
8147 * tree-loop-distribution.c: Disabled.
8148
81492007-06-05 Sebastian Pop <sebpop@gmail.com>
8150
8151 * Merge from mainline (r123693:125309).
8152
81532007-05-30 Sebastian Pop <sebpop@gmail.com>
8154
8155 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
8156 correct_modify_p
8157 (correct_modify_p, check_statements, number_of_lvalue_uses,
8158 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
8159 instead of MODIFY_EXPR.
8160 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
8161 and push new edges.
8162
81632007-05-24 Sebastian Pop <sebpop@gmail.com>
8164
8165 * tree-loop-distribution.c (struct rdg): Replace arrays by
8166 VECs for edges and vertices.
8167 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
8168 (RDGV_NB_PARTITIONS): New.
8169 (PRDG_NBV, PRDG_NBE): Removed.
8170 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
8171 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
8172 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
8173
81742007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
8175 Sebastian Pop <sebpop@gmail.com>
8176
8177 * doc/invoke.texi (-ftree-loop-distribution): Document.
8178 * tree-loop-distribution.c: New file.
8179 * tree-pass.h (pass_loop_distribution): Declared.
8180 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8181 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
8182 and set reversed_p.
8183 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
8184 (DDR_REVERSED_P): New.
8185 * common.opt (-ftree-loop-distribution): New.
8186 * tree-flow.h (distribute_loops): Declared.
8187 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
8188 * passes.c (init_optimization_passes): Schedule loop distribution.
8189
81902007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
8191
8192 * graphite.c (print_graphite_bb): Don't call dump_data_references.
8193 (print_scop): Don't print when scop is NULL.
8194 (build_scop_context, find_transform): Don't output to stderr.
8195
81962007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
8197
8198 * tree-data-ref.c: Don't include graphite.h.
8199 Comment out the code for printing data reference's scop.
8200 (build_access_matrix_with_af): Moved...
8201 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
8202 * graphite.c (build_access_matrix_with_af): ... here. Now static.
8203 (print_graphite_bb): Print basic block's schedule.
8204 (print_scop): Don't print the schedule, call cloog's pretty printer.
8205 (bb_in_scop_p): A basic block is in a scop only if it is both
8206 dominated and postdominated by the scop's entry and exit basic blocks.
8207 (function_parameter_p): New.
8208 (invariant_in_scop_p): Use function_parameter_p.
8209 (new_scop, save_scop): New.
8210 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
8211 save_scop.
8212 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
8213 (loop_in_scop_p): New.
8214 (scop_record_loop): Use loop_in_scop_p.
8215 (build_scop_domain): Renamed build_scop_iteration_domain.
8216 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
8217 nb_params_in_scop, build_scop_context, first_loop_in_scop,
8218 setup_cloog_loop, dot_scop_1, dot_scop): New.
8219 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
8220 (struct scop): Add a pointer to cloog's representation of a program.
8221
82222007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
8223
8224 * doc/invoke.texi (-ftree-check-verbose): Renamed
8225 -ftree-checks-verbose.
8226 * common.opt (flag_tree_check_verbose): Renamed
8227 flag_tree_checks_verbose.
8228 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
8229
82302007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
8231
8232 * configure: Regenerated.
8233 * config.in: Regenerated.
8234 * tree-ssa-loop.c (graphite_transforms): Execute
8235 graphite_transform_loops only when HAVE_cloog.
8236 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
8237 * graphite.c: Include polylibgmp.h and cloog.h.
8238 (graphite_transform_loops): Removed loops parameter.
8239 * tree-flow.h (graphite_transform_loops): Update declaration.
8240 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
8241 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
8242 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
8243 (OBJS-common): Remove dependence on graphite.o.
8244 (BACKEND): Depend on @GRAPHITE@.
8245
82462007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
8247
8248 * doc/invoke.texi (-ftree-check-verbose): Documented.
6c9df8cb 8249 * gcc.dg/tree-checker/tree-checks-1.c: New.
8250 * gcc.dg/tree-checker/tree-checks-2.c: New.
8251 * gcc.dg/tree-checker/tree-checks-3.c: New.
8252 * gcc.dg/tree-checker/tree-checks-4.c: New.
8253 * gcc.dg/tree-checker/tree-checks.exp: New.
8254 * gcc.dg/tree-checker/condates.crp: New.
c6bb733d 8255 * common.opt (ftree-checks-verbose): New.
8256 * tree-check.c (tree_check_warning): Move extra stderr output
8257 under control of flag_tree_check_verbose.
8258
82592007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
8260
8261 * tree-match.c: Fix comments formatting.
8262 * tree-match.h: Fix comments formatting.
8263 * tree-check.c: Fix comments formatting.
8264 (tree_check_init): Restructure.
8265
82662007-04-12 Nic Volanschi <nic.volanschi@free.fr>
8267
8268 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
8269
82702007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8271
8272 * Merge from mainline (r120733:123693).
8273
82742007-03-20 Nic Volanschi <nic.volanschi@free.fr>
8275
8276 * condate.y: New file.
8277 * tree-match.h (struct patt_info_s): New field sign.
8278 (struct condate_s): New field msg.
8279 (normalize_condate, name_condate, add_condate): New.
8280 (conds[], condate_parse): Made extern.
8281 * tree-check.c (tree_check_warning): First arg changed to cond;
8282 warning reformatted.
8283 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
8284 (tree_scan): New.
8285 (tree_check): Process trivial condates.
8286 (read_delimited_string): Removed.
8287 (print_cond): Print name and msg.
8288 (conds[]): Made extern.
8289 (parse_tree_check_file_once): Rewritten to use the parser in
8290 condate.y.
8291 Processing of option --tree_check_string moved to tree_scan().
8292 * Makefile.in: Added condate.y
8293
82942007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
8295
8296 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
8297 Use VECs instead of varrays.
8298 * diagnostic.h (lazy_dump_generic_node): Update declaration.
8299 * Makefile.in (pretty-print.o): Depend on vec.h.
8300 * pretty-print.c: Include tree.h and vec.h.
8301 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
8302 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
8303 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
8304 pp_free_list): Use VECs instead of varrays.
8305 * pretty-print.h: Do not include varray.h.
8306 (struct tree_chunk_s): Declaration moved before its use.
8307 (output_buffer): Rename varray field to chunks.
8308 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
8309 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
8310 save_global_holes): Use VECs instead of varrays.
8311 * tree-match.h: Declare VECs of cfg_node, and hole_p.
8312 * tree-check.c (scan_cfg_stmts, push_node,
8313 print_matching_stmt): Removed.
8314 (tree_check_instance, push_global_holes_if_new, tree_check,
8315 execute_tree_check): Use VECs instead of varrays.
8316 (gate_tree_check): Don't execute the CFG check when basic_block_info
8317 is not available.
8318
83192007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
8320
8321 * Merge from mainline (r115016:120733).
8322
83232007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
8324
8325 * Merge from mainline (r117632:117661).
8326
83272007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
8328
8329 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
8330 * tree-pass.h (TDF_DEBUG, debug_p): New.
8331 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
8332 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
8333 get_loop_exit_condition, analyze_evolution_in_loop,
8334 analyze_initial_condition, analyze_scalar_evolution,
8335 instantiate_parameters, number_of_latch_executions): Use debug_p.
8336 * tree-chrec.c (chrec_apply): Use debug_p.
8337 * tree-data-ref.c: Include graphite.h.
8338 (dump_data_reference): Print also the access matrix.
8339 (analyze_array, analyze_indirect_ref, init_data_ref,
8340 analyze_offset_expr, address_analysis, object_analysis,
8341 create_data_ref, finalize_ddr_dependent,
8342 non_affine_dependence_relation, analyze_ziv_subscript,
8343 analyze_siv_subscript_cst_affine,
8344 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8345 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
8346 analyze_miv_subscript, analyze_overlapping_iterations,
8347 build_classic_dist_vector, subscript_dependence_tester,
8348 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
8349 (build_access_matrix_with_af): No longer static.
8350 * tree-data-ref.h (scop_p): ... declaration here.
8351 (data_reference.scop): New field.
8352 (DR_SCOP, DR_ACCESS_MATRIX): New.
8353 (build_access_matrix_with_af, dr_num_subscripts): Declared.
8354 * graphite.c (print_graphite_bb): Call dump_data_references.
8355 (print_scop): Use scop_nb_loops and scop_dim_domain.
8356 (test_for_scop_bound): Use debug_p.
8357 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
8358 scop_nb_params.
8359 (scop_loop_index): Moved...
8360 (scop_record_loop): New.
8361 (build_scop_loop_nests): Use scop_record_loop.
8362 (build_scop_domain): Use scop_dim_domain.
8363 (build_access_matrix): Implemented.
8364 (build_scop_canonical_schedules): Use scop_nb_loops.
8365 (build_graphite_bb): Initialize GBB_SCOP.
8366 * graphite.h (scop_p): Moved...
8367 (graphite_bb.scop): New field.
8368 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
8369 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
8370 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
8371 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
8372 scop_loop_index): New.
8373 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
8374
83752007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
8376
8377 * Merge from mainline (r117661:120450).
8378
83792006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
8380
8381 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
8382 at the first declaration outside the varying loop, instantiate as
8383 far as possible.
8384 * tree-chrec.c (for_each_scev_op): New.
8385 * tree-chrec.h (for_each_scev_op): Declared.
8386 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
8387 * tree-data-ref.c (get_references_in_stmt,
8388 find_data_references_in_stmt): New, from trunk.
8389 (find_data_references_in_loop): Use get_references_in_stmt
8390 and find_data_references_in_loop, modified as in trunk.
8391 (build_access_matrix_with_af): New.
8392 * tree-data-ref.h (data_reference): Add a field access_matrix.
8393 (data_ref_loc): New, as in trunk.
8394 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
8395 invariant_in_scop_p, param_index, scan_tree_for_params,
8396 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
8397 idx_record_param, idx_record_params, build_access_matrix,
8398 build_scop_data_accesses, build_scop_canonical_schedules,
8399 build_graphite_bb, build_scop_bbs, find_params_in_bb,
8400 build_scop_params): New.
8401 * graphite.h (graphite_bb): New.
8402 (scop): Add fields static_schedule, params, loop_nest,
8403 iteration_domain.
8404 * lambda.h: Declare vecs of lambda_matrix.
8405 * tree-flow.h (print_loop_ir_bb): Declared.
8406 * tree-cfg.c (print_loop_ir_bb): New.
8407 (print_loop): Use print_loop_ir_bb.
8408
84092006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
8410
8411 * Merge from mainline (r115016:117632).
8412
84132006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
8414
8415 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
8416 break due to a warning.
8417
84182006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
8419
8420 * graphite.c (print_scops, debug_scops): New.
8421 (graphite_transform): Renamed graphite_find_transform.
8422 * graphite.h (debug_scops): Declared.
8423
84242006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
8425
8426 * tree-match.c: Reformat following the GNU style.
8427 * tree-match.h: Reformat following the GNU style.
8428 * tree-pattern.h: Removed empty file.
8429 * Makefile.in: Remove references to tree-pattern.h.
8430 * tree-check.c: Reformat following the GNU style.
8431 (execute_tree_check): Move gate condition code to...
8432 (gate_tree_check): ...here. New function.
8433 (pass_check): Use the gate function.
8434
84352006-07-04 Nic Volanschi <nic.volanschi@free.fr>
8436
8437 * tree-pattern.h: New. Tree pattern matching and checking using
8438 concrete syntax.
8439 * tree-check.c: New. Tree/CFG checking pass.
8440 * tree-match.c: New. Library for tree pattern matching.
8441 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
8442 * toplev.c, flags.h: Add globals for tree-check pass.
8443 * Makefile.in: Integrate the files in tree-check pass.
8444 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
8445 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
8446 Introduce a "lazy" pretty-print mode.
8447 * tree.c, tree.h: Add tree_name.
8448
84492006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
8450
8451 * doc/invoke.texi (-fgraphite): Correct typo.
8452 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
8453 use of print_loop_ir.
6c9df8cb 8454 * gcc.dg/graphite/scop-1.c: New.
8455 * gcc.dg/graphite/scop-2.c: New.
8456 * gcc.dg/graphite/graphite.exp: New.
c6bb733d 8457 * graphite.c: Include domwalk.h.
8458 (print_scop): Print only the entry and exit blocks.
8459 (debug_scop): No longer static.
8460 (affine_expr): Fix formating. Return also true when the expression is
8461 constant.
8462 (stmt_simple_for_scop_p): Fix formating.
8463 (build_scops): Use domwalk.
8464 (get_loop_start, end_scop, test_for_scop_bound): New.
8465 (graphite_transform_loops): Avoid printing on stderr.
8466 * graphite.h (debug_scop): Declared.
8467 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
8468 * Makefile.in (graphite.o): Depend on domwalk.h.
8469 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
8470 declarations for static functions.
8471 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
8472 controlling output verbosity.
8473
84742006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
8475 Plesco Alexandru <shurikx@gmail.com>
8476
8477 * doc/invoke.texi (-fgraphite): Document.
8478 * tree-pass.h (pass_graphite_transforms): Declared.
8479 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
8480 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
8481 (pass_graphite_transforms): Defined.
8482 * tree-data-ref.c (free_data_ref, data_reference): Extern.
8483 * tree-data-ref.h (free_data_ref, data_reference): Declared.
8484 * graphite.c, graphite.h: New.
8485 * common.opt (fgraphite): Declared.
8486 * tree-flow.h (graphite_transform_loops): Declared.
8487 * Makefile.in (OBJS-common): Add graphite.o.
8488 (graphite.o): New rule.
8489 * passes.c (pass_graphite_transforms): Scheduled.
8490
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