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Add testcase for PR42930.
[gcc.git] / gcc / ChangeLog.graphite
CommitLineData
be1c3b28
SP		 12010-02-10 Sebastian Pop <sebastian.pop@amd.com>
2
3 * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
4
52010-02-10 Sebastian Pop <sebastian.pop@amd.com>
6
7 * g++.dg/graphite/pr42930.C: New.
8
141ecc24 92010-02-10 Sebastian Pop <sebastian.pop@amd.com>
c4c4983e
SP		 10
11 PR middle-end/42930
12 * graphite-scop-detection.c (graphite_can_represent_scev): Call
13 graphite_can_represent_init for MULT_EXPR.
14
141ecc24 152010-02-10 Sebastian Pop <sebastian.pop@amd.com>
a4681954
SP		 16
17 PR middle-end/42914
18 PR middle-end/42530
19 * graphite-sese-to-poly.c (remove_phi): New.
20 (translate_scalar_reduction_to_array): Call remove_phi.
21
22 * gcc.dg/graphite/pr42530.c: New.
23 * gcc.dg/graphite/pr42914.c: New.
24
141ecc24 252010-02-10 Sebastian Pop <sebastian.pop@amd.com>
a1954f72
SP		 26
27 PR middle-end/42771
28 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
29 * graphite-clast-to-gimple.h (gloog): Update declaration.
30 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
31 * graphite-poly.h (struct poly_bb): Add missing comments.
32 (struct scop): Add poly_scop_p field.
33 (POLY_SCOP_P): New.
34 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
35 * graphite.c (graphite_transform_loops): Build the polyhedral
36 representation for each scop before code generation.
37 * sese.c (rename_variables_in_operand): Removed.
38 (rename_variables_in_expr): Return the renamed expression.
39 (rename_sese_parameters): New.
40 * sese.h (rename_sese_parameters): Declared.
41
42 * gcc.dg/graphite/pr42771.c: New.
43
0be957dc
SP		 442010-02-07 Sebastian Pop <sebastian.pop@amd.com>
45
46 * gcc.dg/graphite/block-0.c: Call abort for runtime test. Always
47 return 0 from main.
48 * gcc.dg/graphite/block-1.c: Same.
49 * gcc.dg/graphite/block-3.c: Same.
50 * gcc.dg/graphite/block-4.c: Same.
51 * gcc.dg/graphite/block-5.c: Same.
52 * gcc.dg/graphite/block-6.c: Same.
53 * gcc.dg/graphite/block-7.c: Same.
54 * gcc.dg/graphite/interchange-0.c: Same.
55 * gcc.dg/graphite/interchange-1.c: Same.
56 * gcc.dg/graphite/interchange-10.c: Same.
57 * gcc.dg/graphite/interchange-11.c: Same.
58 * gcc.dg/graphite/interchange-12.c: Same.
59 * gcc.dg/graphite/interchange-2.c: Same.
60 * gcc.dg/graphite/interchange-3.c: Same.
61 * gcc.dg/graphite/interchange-4.c: Same.
62 * gcc.dg/graphite/interchange-5.c: Same.
63 * gcc.dg/graphite/interchange-6.c: Same.
64 * gcc.dg/graphite/interchange-7.c: Same.
65 * gcc.dg/graphite/interchange-8.c: Same.
66 * gcc.dg/graphite/interchange-9.c: Same.
67 * gcc.dg/graphite/interchange-mvt.c: Same.
68
4d48441c
SP		 692010-02-07 Sebastian Pop <sebastian.pop@amd.com>
70
71 * gfortran.dg/graphite/id-19.f: New.
72 * gfortran.dg/graphite/pr14741.f90: New.
73 * gfortran.dg/graphite/pr41924.f90: New.
74 * gfortran.dg/graphite/run-id-2.f90: New.
75
8d2220b2
SP		 762010-02-07 Sebastian Pop <sebastian.pop@amd.com>
77
78 PR middle-end/42988
79 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
80 to unknown_dependence.
81 (graphite_legal_transform_dr): Handle the unknown_dependence.
82 (graphite_carried_dependence_level_k): Same.
83
45489e99
SP		 842010-02-07 Sebastian Pop <sebastian.pop@amd.com>
85
86 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
87
28f9f145
SP		 882010-02-05 Sebastian Pop <sebastian.pop@amd.com>
89 Konrad Trifunovic <konrad.trifunovic@inria.fr>
90
91 PR middle-end/42637
92 * graphite-dependences.c (build_lexicographical_constraint): Return
93 a union of dependence polyhedra.
94 (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
95
45489e99
SP		 96 * gcc.dg/graphite/block-0.c: Enable runtime check. XFAILed.
97 * gcc.dg/graphite/block-4.c: Same.
98 * gcc.dg/graphite/block-7.c: Same.
99 * gcc.dg/graphite/interchange-12.c: Same.
100 * gcc.dg/graphite/interchange-mvt.c: Same.
101 * gfortran.dg/graphite/interchange-1.f: XFAILed.
102 * gfortran.dg/graphite/interchange-3.f90: XFAILed.
103 * gfortran.dg/graphite/run-id-1.f: New testcase for PR42637.
28f9f145 104
4d0bf08b
SP		 1052010-02-03 Sebastian Pop <sebastian.pop@amd.com>
106
45489e99 107 * gcc.dg/graphite/interchange-12.c: Return 0 to avoid
4d0bf08b
SP		 108 the execution check to FAIL. This testcase is miscompiled by Graphite
109 and the check should be re-enabled.
45489e99
SP		 110 * gcc.dg/graphite/interchange-mvt.c: Same.
111 * gcc.dg/graphite/block-0.c: Same.
112 * gcc.dg/graphite/block-4.c: Same.
113 * gcc.dg/graphite/block-7.c: Same.
4d0bf08b 114
54cf8879
SP		 1152010-02-03 Sebastian Pop <sebastian.pop@amd.com>
116
45489e99
SP		 117 * gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.
118 * gcc.dg/graphite/scop-0.c: Fix spaces.
119 * gfortran.dg/graphite/block-1.f90: Rewrite expected output.
120 * gfortran.dg/graphite/block-2.f: Same.
121 * gfortran.dg/graphite/block-3.f90: Same.
122 * gfortran.dg/graphite/block-4.f90: Same.
123 * gfortran.dg/graphite/interchange-1.f: Un-XFAILed.
124 * gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.
54cf8879 125
b5eb099f
SP		 1262010-02-03 Sebastian Pop <sebastian.pop@amd.com>
127
128 * graphite-dependences.c (new_poly_ddr): Initialize PDDR_KIND and
129 PDDR_ORIGINAL_SCATTERING_P.
130 (pddr_is_empty): Rewritten.
131 (print_dependence_polyhedron_layout): New.
132 (print_pddr): New.
133 (debug_pddr): New.
134 (build_alias_set_powerset): Moved up.
135 (poly_drs_may_alias_p): Moved up.
136 (lexicographically_gt_p): Removed.
137 (build_lexicographically_gt_constraint): Renamed
138 build_lexicographical_constraint, reimplemented.
139 (dependence_polyhedron_1): Simplified parameters.
140 (dependence_polyhedron): Same. Keep along empty PDDRs
141 to make efficient use of the cache.
142 (reduction_dr_p): Compute the PBBs don't pass them as parameters.
143 (graphite_legal_transform_dr): Rewritten.
144 (graphite_legal_transform_bb): Pass fewer arguments to
145 graphite_legal_transform_dr.
146 (graphite_carried_dependence_level_k): Simplified implementation.
147 (dot_original_deps_stmt_1): Call dependence_polyhedron.
148 (dot_transformed_deps_stmt_1): Same.
149 (dot_original_deps): Same.
150 (dot_transformed_deps): Same.
151 * graphite-dependences.h (struct poly_ddr): Added a new field
152 original_scattering_p.
153 (PDDR_ORIGINAL_SCATTERING_P): New.
154 (print_pddr): Declared.
155 (debug_pddr): Declared.
156 * graphite-ppl.c: Clarify comment.
157 * sese.h (print_gimple_bb): Removed unused declaration.
158 (debug_gbb): Same.
159
64630e61
SP		 1602010-02-03 Sebastian Pop <sebastian.pop@amd.com>
161
45489e99
SP		 162 * g++.dg/graphite/graphite.exp: Rewritten.
163 * gcc.dg/graphite/graphite.exp: Rewritten.
164 * gfortran.dg/graphite/graphite.exp: Rewritten.
165 * gcc.dg/graphite/block-0.c: Added runtime test.
166 * gcc.dg/graphite/block-1.c: Same.
167 * gcc.dg/graphite/block-3.c: Same.
168 * gcc.dg/graphite/block-4.c: Same.
169 * gcc.dg/graphite/block-5.c: Same.
170 * gcc.dg/graphite/block-6.c: Same.
171 * gcc.dg/graphite/block-7.c: Same.
172 * gcc.dg/graphite/interchange-0.c: Same.
173 * gcc.dg/graphite/interchange-1.c: Same.
174 * gcc.dg/graphite/interchange-10.c: Same.
175 * gcc.dg/graphite/interchange-11.c: Same.
176 * gcc.dg/graphite/interchange-12.c: Same.
177 * gcc.dg/graphite/interchange-2.c: Same.
178 * gcc.dg/graphite/interchange-3.c: Same.
179 * gcc.dg/graphite/interchange-4.c: Same.
180 * gcc.dg/graphite/interchange-5.c: Same.
181 * gcc.dg/graphite/interchange-6.c: Same.
182 * gcc.dg/graphite/interchange-7.c: Same.
183 * gcc.dg/graphite/interchange-8.c: Same.
184 * gcc.dg/graphite/interchange-9.c: Same.
185 * gcc.dg/graphite/interchange-mvt.c: Same.
186 * gcc.dg/graphite/run-id-2.c: Remove useless dg-do run.
64630e61 187
4c8f3c48
RU		 1882010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
189
190 * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
191 background.
192
1932010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
194
195 * common.opt: Add -fgraphite-cloog-opts.
196 * graphite-clast-to-gimple.c (set_cloog_options): Same.
197 * opts.c (decode_options): Same.
198
86e4d552
SP		 1992010-01-20 Sebastian Pop <sebastian.pop@amd.com>
200
45489e99
SP		 201 * gcc.dg/graphite/id-17.c: New.
202 * gcc.dg/graphite/pr41888.c: New.
203 * gcc.dg/graphite/scop-22.c: New.
204 * gfortran.dg/graphite/pr40982.f90: New.
86e4d552 205
3070ac15
SP		 2062010-01-20 Sebastian Pop <sebastian.pop@amd.com>
207
208 * graphite-dependences.c: Clarify comments.
209 (build_pddr): Add an extra parameter direction.
210 (graphite_legal_transform_dr): Use build_pddr.
211 (dot_original_deps_stmt_1): Update use of build_pddr.
212 (dot_transformed_deps_stmt_1): Same.
213 (dot_original_deps): Same.
214 (dot_transformed_deps): Same.
215
45489e99
SP		 216 * gcc.dg/graphite/interchange-12.c: New.
217 * gcc.dg/graphite/block-7.c: New.
3070ac15 218
a7ed6c90
SP		 2192010-01-20 Sebastian Pop <sebastian.pop@amd.com>
220
221 * graphite-dependences.c (pddr_original_scattering): Renamed build_pddr.
222 (pddr_transformed_scattering): Removed.
223 (graphite_legal_transform_dr): Use build_pddr.
224 (dot_original_deps_stmt_1): Same.
225 (dot_transformed_deps_stmt_1): Same.
226 (dot_original_deps): Same.
227 (dot_transformed_deps): Same.
228
e65a7579
SP		 2292010-01-20 Sebastian Pop <sebastian.pop@amd.com>
230
231 * graphite-dependences.c (lexicographically_gt_p): Add comments.
232 (build_lexicographically_gt_constraint): Same.
233 (dependence_polyhedron_1): Same.
234 (dependence_polyhedron): Same.
235
7cbd4c5e
SP		 2362010-01-20 Sebastian Pop <sebastian.pop@amd.com>
237
238 * graphite-dependences.c (build_pairwise_scheduling_equality): Removed.
239 (build_pairwise_scheduling_inequality): Renamed build_pairwise_scheduling.
240 (lexicographically_gt_p): Change type of direction to int.
241 (build_lexicographically_gt_constraint): Same.
242 (dependence_polyhedron_1): Same.
243 (dependence_polyhedron): Same.
244 (pddr_original_scattering): Use integers for direction.
245 (pddr_transformed_scattering): Same.
246 (graphite_legal_transform_dr): Same.
247 (graphite_carried_dependence_level_k): Same.
248
429ba740
SP		 2492010-01-20 Sebastian Pop <sebastian.pop@amd.com>
250
251 * graphite-dependences.c (build_pairwise_constraint): Renamed
252 ppl_build_relation. Moved...
253 (dr_equality_constraints): Use ppl_build_relation.
254 (build_pairwise_scheduling_equality): Same.
255 (build_pairwise_scheduling_inequality): Same.
256 * graphite-ppl.c (ppl_build_relation): ...here.
257 * graphite-ppl.h (ppl_build_relation): Declared.
258
3c7c0158
SP		 2592010-01-14 Sebastian Pop <sebastian.pop@amd.com>
260
261 PR middle-end/42681
262 * graphite-clast-to-gimple.c (gloog_error): New static variable.
263 (clast_to_gcc_expression): Do not build MULT_EXPR of POINTER_TYPE_P.
264 Set gloog_error when such an expression failed to be built.
265 (translate_clast): Early return when gloog_error is set.
266 (gloog): Clear gloog_error. When gloog_error is set, call
267 set_ifsese_condition to enable the original code. Return the status
268 of the code generation based on gloog_error.
269 * sese.c (set_ifsese_condition): New.
270 * sese.h (set_ifsese_condition): Declared.
271
45489e99 272 * g++.dg/graphite/pr42681.C: New.
3c7c0158 273
a7bf45de
SP		 2742010-01-14 Sebastian Pop <sebastian.pop@amd.com>
275
276 PR middle-end/42732
277 * graphite-clast-to-gimple.c (gloog): Call scev_reset_htab and
278 rename_nb_iterations.
279 * sese.c (rename_variables_in_operand): New.
280 (rename_variables_in_expr): New.
281 (rename_nb_iterations): New.
282 (sese_adjust_liveout_phis): Update the rename_map.
283 * sese.h (rename_nb_iterations): Declared.
284 * tree-scalar-evolution.c (scev_reset_htab): New.
285 (scev_reset): Call scev_reset_htab.
286 * tree-scalar-evolution.h (scev_reset_htab): Declared.
287
45489e99 288 * gfortran.dg/graphite/pr42732.f: New.
a7bf45de 289
e1496917
SP		 2902010-01-08 Sebastian Pop <sebastian.pop@amd.com>
291
292 PR middle-end/42393
293 * graphite-clast-to-gimple.c: Fix formatting.
294 * sese.c (defined_in_loop_p): Renamed name_defined_in_loop_p.
295 (expr_defined_in_loop_p): New.
296 (add_loop_exit_phis): Also handle full expressions: remove from
297 the rename_map the expressions defined in the loop that we're closing.
298
45489e99
SP		 299 * gfortran.dg/graphite/pr42393-1.f90: New.
300 * gfortran.dg/graphite/pr42393.f90: Add new flags
e1496917
SP		 301 -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine to also
302 make this testcase useful in the Graphite branch.
303
c8ae0613
SP		 3042010-01-08 Sebastian Pop <sebastian.pop@amd.com>
305
306 * graphite-scop-detection.c (exclude_component_ref): Removed.
307 (is_simple_operand): Removed.
308 (stmt_simple_for_scop_p): Remove use of is_simple_operand.
309
4e98c66c
SP		 3102010-01-07 Sebastian Pop <sebastian.pop@amd.com>
311
312 PR middle-end/42221
313 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
314 the array indexing of ADDR_EXPRs.
315
45489e99 316 * gcc.dg/graphite/pr42221.c: New.
4e98c66c 317
fd4a56ff
SP		 3182010-01-07 Sebastian Pop <sebastian.pop@amd.com>
319
320 PR middle-end/42521
321 * graphite.c (graphite_finalize): Call scev_reset.
322 (graphite_transform_loops): Do not call scev_reset between the code
323 generation of scops.
324
45489e99 325 * gcc.dg/graphite/pr42521.c: New.
fd4a56ff 326
eaffa762
SP		 3272010-01-07 Sebastian Pop <sebastian.pop@amd.com>
328
329 * graphite-interchange.c (memory_stride_in_loop): Renamed
330 pdr_stride_in_loop.
331 (memory_strides_in_loop): Renamed memory_strides_in_loop_1.
332 (memory_strides_in_loop): Memoize the memory strides per loop.
333 (lst_interchange_profitable_p): Do not initialize to zero the memory
334 strides.
335 * graphite-poly.h (struct lst): Add a field memory_strides.
336 (LST_LOOP_MEMORY_STRIDES): New.
337 (new_lst_loop): Initialize LST_LOOP_MEMORY_STRIDES to -1.
338 (free_lst): Clear LST_LOOP_MEMORY_STRIDES.
339
bf69e754
SP		 3402010-01-07 Sebastian Pop <sebastian.pop@amd.com>
341
342 * graphite-interchange.c (memory_strides_in_loop_depth): Renamed
343 memory_strides_in_loop. Gather memory strides on a whole loop.
344 (pbb_interchange_profitable_p): Renamed lst_interchange_profitable_p.
345 (lst_interchange_profitable_p): Removed.
346 (lst_try_interchange_loops): Call lst_interchange_profitable_p.
347
9fa29a09
SP		 3482010-01-07 Sebastian Pop <sebastian.pop@amd.com>
349
350 Revert patch 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
351 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
352 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
353 Remove context_loop and level.
354
11d6ea5e
SP		 3552010-01-07 Richard Guenther <rguenther@suse.de>
356
357 PR tree-optimization/42641
358 * sese.c (rename_map_elt_info): Use the SSA name version, do
359 not hash pointers.
360
3612010-01-06 Sebastian Pop <sebastian.pop@amd.com>
362
363 * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
364 blocked" only when both the strip mine and the interchange have
365 been applied.
366
45489e99
SP		 367 * gcc.dg/graphite/block-2.c: Removed.
368 * gcc.dg/graphite/block-3.c: Add scan pattern.
369 * gcc.dg/graphite/block-4.c: Same.
370 * gcc.dg/graphite/block-5.c: Same.
371 * gcc.dg/graphite/block-6.c: Same.
11d6ea5e 372
556afcdc
SP		 3732010-01-06 Sebastian Pop <sebastian.pop@amd.com>
374
375 * graphite-clast-to-gimple.c (save_clast_name_index): Free slot
376 before allocating a new one.
377 (copy_renames): Check that slot is not NULL.
378 (mark_bb_with_pbb): Same.
379 (compute_cloog_iv_types_1): Same.
380 * graphite-interchange.c (lst_perfect_nestify): Free the before,
381 nest, and after LSTs.
382 (lst_try_interchange_loops): Same.
383
e68c3c6c
SP		 3842010-01-05 Sebastian Pop <sebastian.pop@amd.com>
385
386 PR middle-end/42178
387 * graphite-interchange.c (lst_try_interchange_loops): Do not return
388 the before, nest, and after LSTs.
389 (lst_try_interchange): Removed.
390 (lst_interchange_select_inner): Do not iterate over the LSTs if they
391 were modified.
392 (lst_interchange_select_outer): Apply interchange on the outer loop
393 until there are no more changes in the inner loops.
394
a84a556d
SP		 3952009-12-18 Sebastian Pop <sebastian.pop@amd.com>
396
397 Revert patch fixing PR middle-end/42221.
398
3992009-12-18 Sebastian Pop <sebastian.pop@amd.com>
400
401 PR middle-end/42180
402 * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
403 GIMPLE_CALL.
404
45489e99 405 * gfortran.dg/graphite/pr42180.f90: Add compile flags.
a84a556d 406
b147df0b
SP		 4072009-12-18 Sebastian Pop <sebastian.pop@amd.com>
408
409 PR middle-end/42180
410 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
411 that contain only one statement.
412
45489e99 413 * gfortran.dg/graphite/pr42180.f90: New.
a84a556d 414
ce20f9d6
SP		 4152009-12-17 Sebastian Pop <sebastian.pop@amd.com>
416
417 PR middle-end/42393
45489e99 418 * gfortran.dg/graphite/pr42393.f90: New.
ce20f9d6 419
d2a271ac
SP		 4202009-12-17 Sebastian Pop <sebastian.pop@amd.com>
421
422 PR middle-end/42186
45489e99 423 * gfortran.dg/graphite/pr42186.f90: New.
d2a271ac 424
403ebc7e
SP		 4252009-12-17 Sebastian Pop <sebastian.pop@amd.com>
426
427 PR middle-end/42205
428 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
429 Insert the reduction copy in the same block as the phi node.
430 (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
431
45489e99
SP		 432 * gcc.dg/graphite/pr42205-1.c: New.
433 * gcc.dg/graphite/pr42205-2.c: New.
403ebc7e
SP		 434
4352009-12-17 Sebastian Pop <sebastian.pop@amd.com>
436
437 PR middle-end/42221
438 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
439 the array indexing of ADDR_EXPRs.
440
45489e99 441 * gcc.dg/graphite/pr42221.c: New.
403ebc7e 442
070ba483
SP		 4432009-12-17 Sebastian Pop <sebastian.pop@amd.com>
444
445 PR middle-end/42178
446 PR middle-end/42334
447 * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
448 index. Call lst_interchange_select_inner only once.
449 (lst_interchange_select_inner): Update use of lst_try_interchange.
450 (lst_interchange_select_outer): Update.
451
4522009-12-15 Sebastian Pop <sebastian.pop@amd.com>
453
454 PR middle-end/42178
455 PR middle-end/42334
456 * graphite-interchange.c (lst_try_interchange): Do not increment the
457 the OUTER index when there is no AFTER kernel. Do not increment the
458 OUTER index for after processing the AFTER kernel.
459 (lst_interchange_select_inner): Call lst_try_interchange only on loops.
460 (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
461 index. Do not pass to lst_interchange_select_inner the OUTER index.
462 (scop_do_interchange): Update use of lst_interchange_select_outer.
463
45489e99 464 * gfortran.dg/graphite/graphite.exp
070ba483 465 (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
45489e99 466 * gfortran.dg/graphite/interchange-1.f: Add comment. Clean
070ba483 467 the graphite dump file.
45489e99
SP		 468 * gfortran.dg/graphite/interchange-2.f: Same.
469 * gfortran.dg/graphite/pr42334-1.f: New.
070ba483
SP		 470
4712009-12-15 Sebastian Pop <sebastian.pop@amd.com>
472
473 PR middle-end/42178
474 PR middle-end/42334
475 * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
476 that are empty.
477 (lst_do_interchange_1): Renamed lst_interchange_select_inner.
478 (lst_try_interchange): Reimplemented.
479 (lst_interchange_select_inner): Same.
480 (lst_do_interchange): Renamed lst_interchange_select_outer.
481 Reimplemented.
482 (scop_do_interchange): Update use of lst_interchange_select_outer.
483
45489e99
SP		 484 * g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
485 * gcc.dg/graphite/block-0.c: Un-XFAILed.
486 * gcc.dg/graphite/pr42211.c: New.
487 * gfortran.dg/graphite/pr42334.f90: New.
070ba483 488
4b216ab0
SP		 4892009-12-14 Sebastian Pop <sebastian.pop@amd.com>
490
491 PR middle-end/42181
492 * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
493 carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
494
45489e99 495 * gfortran.dg/graphite/pr42181.f90: New.
4b216ab0 496
c880097d
SP		 4972009-12-12 Sebastian Pop <sebpop@gmail.com>
498
499 PR middle-end/42284
500 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
501 insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
502 (detect_commutative_reduction_arg): Simplified.
503 (detect_commutative_reduction): Early return when the argument of
504 the close phi is not of an SSA_NAME.
505
45489e99 506 * gcc.dg/graphite/pr42284.c: New.
c880097d
SP		 507
5082009-12-11 Alexander Monakov <amonakov@ispras.ru>
509
510 * dbgcnt.def (graphite_scop): New counter.
511 * graphite.c: Include dbgcnt.h
512 (graphite_transform_loops): Use new counter to limit transformations.
513
d505015a
SP		 5142009-12-08 Sebastian Pop <sebpop@gmail.com>
515
516 PR middle-end/42285
517 * graphite-scop-detection.c (graphite_can_represent_init): Also
518 handle more complex MULT_EXPRs containing parameters by recursion
519 on the structure.
520
45489e99 521 * gfortran.dg/graphite/pr42285.f90: New.
d505015a
SP		 522
5232009-12-01 Tobias Grosser <grosser@fim.uni-passau.de>
524
45489e99 525 * g++.dg/graphite/pr42130.C: Fix type.
d505015a 526
ed807d06
AM		 5272009-11-29 Alexander Monakov <amonakov@gcc.gnu.org>
528
45489e99
SP		 529 * g++.dg/graphite/pr42130.C: Correct testcase.
530
5312009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
532
533 * Merge from mainline (154493:154734).
534
5352009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
536
537 * Merge from mainline (151362:154491).
ed807d06 538
7c246f5e
TG		 5392009-11-24 Tobias Grosser <grosser@fim.uni-passau.de>
540
541 * graphite-clast-to-gimple.c (try_mark_loop_parallel,
542 graphite_create_new_loop_guard, translate_clast_for): Fix comments.
543
0dd91484
TG		 5442009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
545
546 PR middle-end/42130
547 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
548 translate_clast_for_loop): New.
549 (translate_clast_for): Add a condition around the loop, to do not
550 execute loops with zero iterations.
45489e99
SP		 551 * g++.dg/graphite/pr42130.C: New.
552 * gcc.dg/graphite/pr35356-2.c: Adapt.
0dd91484 553
fd2d813d
TG		 5542009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
555
556 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
557 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
558 Remove context_loop and level.
559
9016166f
TG		 5602009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
561
562 * graphite-clast-to-gimple.c (translate_clast_user,
563 translate_clast_for, translate_clast_guard): Simplify and move common
564 elements to translate_clast().
565 (translate_clast): Simplify and get common elements.
566
e1f9c1cd
TG		 5672009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
568
569 * graphite-clast-to-gimple.c (translate_clast_user,
570 translate_clast_for, translate_clast_guard): Split out of
571 translate_clast.
572
7a521ff2
TG		 5732009-11-21 Tobias Grosser <grosser@fim.uni-passau.de>
574
575 * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
576 clast_name_to_index, save_clast_name_index, debug_clast_name_index,
577 debug_clast_name_indexes_1, debug_clast_name_indexes,
578 clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
579 (clast_name_to_gcc, clast_to_gcc_expression,
580 clast_to_gcc_expression_red, gcc_type_for_clast_expr,
581 gcc_type_for_clast_eq, graphite_translate_clast_equation,
582 graphite_create_guard_cond_expr, graphite_create_new_loop,
583 translate_clast): Add params_index.
584 (initialize_cloog_names): Create parameter strings from scratch, do
585 not reference other strings.
586 (create_params_index): New.
587 (gloog): Initialize params_index.
588 * graphite-scop-detection (free_scops_1): Removed.
589 (limit_scops): Use normal free_scops.
590 * graphite-sese-to-poly.c (save_var_names): Removed.
591 (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
592 and SESE_PARAMS_INDEX.
593 * sese.c (new_sese, free_sese): Dito.
594 * sese.h (struct sese): Remove params_index, params_names.
595 (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
596
ca11b093
SP		 5972009-11-20 Sebastian Pop <sebastian.pop@amd.com>
598
599 Revert the following patch from 2009-09-14:
600 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
601 tree-scalar-evolution.h, and then tree-data-ref.h.
602 * graphite-clast-to-gimple.c: Same.
603 * graphite-dependences.c: Same.
604 * graphite-interchange.c: Same.
605 * graphite-poly.c: Same.
606 * graphite-scop-detection.c: Same.
607 * graphite-sese-to-poly.c: Same.
608 * graphite.c: Same.
609 * lambda-code.c: Same.
610 * matrix-reorg.c: Same.
611 * tree-data-ref.c: Same.
612 * tree-if-conv.c: Same.
613 * tree-loop-distribu: Same.: Same.
614 * tree-loop-linear.c: Same.
615 * tree-parloops.c: Same.
616 * tree-predcom.c: Same.
617 * tree-vect-patterns.c: Same.
618
8a9e9475
SP		 6192009-11-20 Sebastian Pop <sebastian.pop@amd.com>
620
621 Revert patch from 2009-09-14.
622 * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
623 passes at -O1 and below.
624
4bf4e169
SP		 6252009-11-18 Sebastian Pop <sebastian.pop@amd.com>
626
627 PR middle-end/40281
45489e99 628 * gcc.dg/graphite/pr40281.c: New.
4bf4e169
SP		 629
630 * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
631 evolutions should not variate in inner loops.
632
12aec731
SP		 6332009-11-18 Sebastian Pop <sebastian.pop@amd.com>
634
635 PR middle-end/42050
45489e99 636 * gfortran.dg/graphite/pr42050.f90: New.
12aec731 637
aec12420
SP		 6382009-11-18 Sebastian Pop <sebastian.pop@amd.com>
639
640 * graphite-interchange.c (memory_strides_in_loop_depth): New.
641 (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
642
25e20d33
SP		 6432009-11-18 Sebastian Pop <sebastian.pop@amd.com>
644
645 * graphite-blocking.c (scop_do_block): New.
646 * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
647 * graphite-poly.h (scop_do_block): Declared.
648
e3bde9f4
SP		 6492009-11-18 Sebastian Pop <sebastian.pop@amd.com>
650
651 * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
652 depth is the loop nesting depth in the LST. Call psct_dynamic_dim
653 to transform depth into the time_depth before calling
654 pbb_number_of_iterations_at_time.
655 (lst_do_strip_mine): Use a scalar variable instead of recomputing
656 lst_depth.
657
27e432be
SP		 6582009-11-18 Sebastian Pop <sebastian.pop@amd.com>
659
660 Reverted the patch for "scattering permutations" from 2009-10-28.
661
662 * graphite-poly.c (print_permutation): New.
663 (debug_permutation): New.
664 (new_poly_bb): Initialize PBB_PERMUTATION.
665 (free_poly_bb): Free PBB_PERMUTATION.
666 * graphite-poly.h (pbb_permutation_elt_p): Declared.
667 (struct pbb_permutation_elt): New.
668 (PBB_PERMUTATION_ELT_STRIDE): New.
669 (PBB_PERMUTATION_ELT_STRIDED_P): New.
670 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
671 (new_pbb_permutation_elt): New.
672 (pbb_permutation_elt_free): New.
673 (struct poly_bb): Add field permutation.
674 (PBB_PERMUTATION): New.
675 (print_permutation): Declared.
676 (debug_permutation): Declared.
677
2bc529bf
KT		 6782009-11-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
679
680 * graphite-interchange.c (build_partial_difference): New.
681 (memory_stride_in_loop): Refactored the computation of
682 equality constraints into build_partial_difference function.
683 Added support for debugging stride computations.
684
8c54631d
SP		 6852009-11-03 Sebastian Pop <sebastian.pop@amd.com>
686
687 * graphite-clast-to-gimple.c (gloog): Free if_region,
688 if_region->true_region, and if_region->region.
689 * sese.c (if_region_set_false_region): Free if_region->false_region.
690 (create_if_region_on_edge): Do not use GGC_NEW.
691 (move_sese_in_condition): Remove useless initialization.
692
7b7f2ca7
SP		 6932009-11-03 Sebastian Pop <sebastian.pop@amd.com>
694
695 * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
696 for the loops created by the loop distribution. Do not modify the
697 input LSTs.
698 (lst_try_interchange_loops): Same. Use a temporary LST for the
699 transformed schedule. Call lst_update_scattering before data
700 dependence analysis.
701 (lst_try_interchange): Pass an extra parameter INDEX.
702 (lst_do_interchange_1): New.
703 (lst_do_interchange): Call lst_do_interchange_1.
704 (scop_do_interchange): Call lst_update_scattering.
705 * graphite-poly.c (apply_poly_transforms): Do not call
706 lst_update_scattering.
707 * graphite-poly.h (lst_pred): New.
708 (lst_succ): New.
709 (lst_find_first_pbb): Return NULL when not found.
710 (lst_empty_p): New.
711 (lst_insert_in_sequence): Allow LST1 to be NULL.
712 (lst_replace): New.
713 (lst_substitute_3): New.
714 * gcc.dg/graphite/interchange-1.c: XFail.
715 * gcc.dg/graphite/interchange-8.c: XFail.
716 * gcc.dg/graphite/interchange-11.c: XFail.
717
6119e7d5
SP		 7182009-10-30 Sebastian Pop <sebastian.pop@amd.com>
719
720 * graphite-interchange.c (lst_perfectly_nested_p): New.
721 (lst_perfect_nestify): New.
722 (lst_try_interchange_loops): Call store_lst_schedule,
723 lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
724 (scop_do_interchange): Avoid redundant legality test.
725 Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
726 * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
727 * graphite-poly.h (psct_static_dim): New.
728 (lst_dewey_number_at_depth): New.
729 (lst_find_pbb): Restructured.
730 (lst_find_first_pbb): Restructured.
731 (lst_find_last_pbb): New.
732 (lst_contains_p): New.
733 (lst_contains_pbb): New.
734 (lst_create_nest): New.
735 (lst_remove_from_sequence): New.
736 (pbb_update_scattering): New.
737 (lst_update_scattering_under): New.
738 (lst_update_scattering_seq): New.
739 (lst_update_scattering): New.
740 (lst_insert_in_sequence): New.
741 (lst_distribute_lst): New.
742 (lst_remove_all_before_including_pbb): New.
743 (lst_remove_all_before_excluding_pbb): New.
744
431f3f22
SP		 7452009-10-30 Sebastian Pop <sebastian.pop@amd.com>
746
747 * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
748 get_loop_exit_edges.
749
4c768046
SP		 7502009-10-30 Sebastian Pop <sebastian.pop@amd.com>
751
752 * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
753
5fa8514e
SP		 7542009-10-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
755
756 * graphite-poly.c (print_permutation): New.
757 (debug_permutation): New.
758 (new_poly_bb): Initialize PBB_PERMUTATION.
759 (free_poly_bb): Free PBB_PERMUTATION.
760 * graphite-poly.h (pbb_permutation_elt_p): Declared.
761 (struct pbb_permutation_elt): New.
762 (PBB_PERMUTATION_ELT_STRIDE): New.
763 (PBB_PERMUTATION_ELT_STRIDED_P): New.
764 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
765 (new_pbb_permutation_elt): New.
766 (pbb_permutation_elt_free): New.
767 (struct poly_bb): Add field permutation.
768 (PBB_PERMUTATION): New.
769 (print_permutation): Declared.
770 (debug_permutation): Declared.
771
6c6f84d7
SP		 7722009-10-26 Sebastian Pop <sebastian.pop@amd.com>
773
774 * graphite-clast-to-gimple.c (gloog): Do not call
775 sese_reset_aux_in_loops.
776 * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
777 extra argument for domains. Do not use loop->aux.
778 (build_scop_iteration_domain): Initialize and free domains, pass it
779 to build_loop_iteration_domains and extract the information from
780 domains. Do not use loop->aux.
781 * sese.c (sese_reset_aux_in_loops): Removed.
782 * sese.h (sese_reset_aux_in_loops): Removed.
783
585b3e19
SP		 7842009-10-26 Sebastian Pop <sebastian.pop@amd.com>
785
786 * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
787 (dependency_in_loop_p): Same.
788 (translate_clast): Do not use loop->aux. Initialize
789 loop->can_be_parallel.
790 (mark_loops_parallel): Removed.
791 * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
792 * graphite.c (free_aux_in_new_loops): Removed.
793 (graphite_finalize): Do not call free_aux_in_new_loops.
794 (graphite_transform_loops): Do not call mark_loops_parallel.
795
7962009-10-26 Li Feng <nemokingdom@gmail.com>
a7ed27ac
LF		 797
798 * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
799 (translate_clast): Pass an extra parameter LEVEL.
800 Call get_scattering_level.
801 * graphite-clast-to-gimple.h (get_scattering_level): New.
802
8e6ef139
SP		 8032009-10-22 Sebastian Pop <sebastian.pop@amd.com>
804
805 * cfgloop.c (alloc_loop): Initialize loop->single_iv.
806 * cfgloop.h (struct loop): New field single_iv.
807
808 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
809 loop->aux anymore: use loop->single_iv.
810 (graphite_loop_normal_form): Moved...
811 (build_graphite_loop_normal_form): Removed.
812 (gloog): Do not call build_graphite_loop_normal_form.
813 (free_aux_in_new_loops): Moved...
814 (mark_loops_parallel): Restructure.
815 * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
816 * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
817 (scop_canonicalize_loops): New.
818 (build_poly_scop): Call scop_canonicalize_loops.
819 * graphite.c (free_aux_in_new_loops): ...here.
820
e6dd91b2
SP		 8212009-10-22 Sebastian Pop <sebastian.pop@amd.com>
822
823 * g++.dg/graphite/graphite.exp: Add the same rules as in
824 gcc.dg/graphite/graphite.exp.
825
47fb473f
SP		 8262009-10-22 Sebastian Pop <sebastian.pop@amd.com>
827
828 * g++.dg/graphite/id-1.C: New.
829
63858ac6
SP		 8302009-10-22 Sebastian Pop <sebastian.pop@amd.com>
831
832 * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
833 argument base_name.
834 (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
835 (rewrite_phi_out_of_ssa): Same.
836 (rewrite_cross_bb_scalar_deps): Same.
837 (translate_scalar_reduction_to_array): Same.
838
decfe536
SP		 8392009-10-22 Sebastian Pop <sebastian.pop@amd.com>
840
841 * graphite-sese-to-poly.c (build_scop_drs): Disable call to
842 dump_alias_graphs.
843
0d5ef2a9
SP		 8442009-10-22 Sebastian Pop <sebastian.pop@amd.com>
845
846 * graphite-sese-to-poly.c (dump_alias_graphs): New.
847 (build_scop_drs): Call dump_alias_graphs.
848
f70de156
SP		 8492009-10-22 Sebastian Pop <sebastian.pop@amd.com>
850
851 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
852 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
853 (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
854 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
855 * graphite-poly.h (free_lst): New.
856 (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
857 (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
858
74715a9b
SP		 8592009-10-22 Sebastian Pop <sebastian.pop@amd.com>
860
861 * graphite-poly.h (struct scop): Add a field saved_schedule.
862 (SCOP_SAVED_SCHEDULE): New.
863 (store_lst_schedule): New.
864 (restore_lst_schedule): New.
865 (store_scattering): Call store_lst_schedule.
866 (restore_scattering): Call restore_lst_schedule.
867
fb00d28e
SP		 8682009-10-20 Sebastian Pop <sebastian.pop@amd.com>
869
870 * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
871 (pdr_add_alias_set): Same.
872 (build_poly_dr): Same.
873 (build_alias_set_optimal_p): Same.
874 (build_base_obj_set_for_drs): Same. Do not store the result of
875 graphds_dfs.
876
917f481a
SP		 8772009-10-20 Sebastian Pop <sebastian.pop@amd.com>
878
879 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
880 all_components_are_cliques to 1.
881
2b178a5f
LF		 8822009-10-20 Li Feng <nemokingdom@gmail.com>
883
884 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
885 the new structure.
886 (pdr_add_alias_set): Update retrieving alias_set_num.
887 (build_poly_dr): Update retrieving dr_base_object_set.
888 (partition_drs_to_sets): Remove.
889 (build_alias_set_optimal_p): New.
890 (build_alias_set_for_drs): Rename.
891 (build_scop_drs): Update.
892 * graphite-sese-to-poly.h (struct base_alias_pair): New.
893 (ALIAS_SET_INDEX): Remove.
894 (BASE_OBJECT_SET_INDEX): Remove.
895
e8af4842
SP		 8962009-10-20 Sebastian Pop <sebastian.pop@amd.com>
897
898 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
899
3899a0b2
SP		 9002009-10-20 Sebastian Pop <sebastian.pop@amd.com>
901
902 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
903 loop upper bounds for 1-element arrays at end of structures.
904 * tree-flow.h (array_at_struct_end_p): Declared.
905 * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
906
e34e5835
SP		 9072009-10-20 Sebastian Pop <sebastian.pop@amd.com>
908
909 * g++.dg/graphite/pr41305.C: New.
910
07b0d0e2
AM		 9112009-10-20 Alexander Monakov <amonakov@ispras.ru>
912
913 * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
914 construction of parameter constraints from loop iteration analysis.
915 * gcc.dg/graphite/run-id-2.c: New test.
916
67255edf
SP		 9172009-10-17 Sebastian Pop <sebastian.pop@amd.com>
918
919 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
920 and new_cstr.
921
14ba996b
SP		 9222009-10-17 Sebastian Pop <sebastian.pop@amd.com>
923
924 * graphite-dependences.c (dependence_polyhedron_1): Remove
925 unused gdim dimensions from the DDR polyhedron.
926
4454141a
SP		 9272009-10-17 Sebastian Pop <sebastian.pop@amd.com>
928
929 * graphite-dependences.c (pddr_transformed_scattering): New.
930 (dot_original_deps_stmt_1): New.
931 (dot_transformed_deps_stmt_1): New.
932 (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
933 dot_transformed_deps_stmt_1.
934 (dot_original_deps): New.
935 (dot_transformed_deps): New.
936 (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
937
dd61070d
SP		 9382009-10-17 Sebastian Pop <sebastian.pop@amd.com>
939
940 * graphite-dependences.c (reduction_dr_1): Remove wrong
941 assert: reduction BBs can have multiple reduction writes
4454141a 942 to memory. interchange-3.f90 is an example.
dd61070d 943
65421bcc
SP		 9442009-10-17 Sebastian Pop <sebastian.pop@amd.com>
945
946 * gfortran.dg/graphite/interchange-3.f90: New.
947
3e9f43ee
SP		 9482009-10-17 Sebastian Pop <sebastian.pop@amd.com>
949
950 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
951
16bf8ab1
SP		 9522009-10-17 Sebastian Pop <sebastian.pop@amd.com>
953
954 * graphite-dependences.c (dependence_polyhedron_1): Add the
955 context to the dependence polyhedron.
956
d422adfa
SP		 9572009-10-17 Sebastian Pop <sebastian.pop@amd.com>
958
959 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
960 PBB_PDR_DUPLICATES_REMOVED.
961 (new_poly_bb): Same.
962
62e475c5
SP		 9632009-10-17 Sebastian Pop <sebastian.pop@amd.com>
964
965 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
966 SCOP_CONTEXT.
967 (build_loop_iteration_domains): Extract bounds on parameters
968 based on the data size.
969 (build_scop_context): Do not initialize SCOP_CONTEXT;
970 add new constraints.
971
3ecbce7e
SP		 9722009-10-17 Sebastian Pop <sebastian.pop@amd.com>
973
974 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
975 * graphite-ppl.h (graphite-ppl.h): Declared.
976
04863400
SP		 9772009-10-17 Sebastian Pop <sebastian.pop@amd.com>
978
979 * graphite-ppl.c (ppl_print_linear_expr): New.
980 (debug_ppl_linear_expr): New.
981 * graphite-ppl.h (ppl_print_linear_expr): Declared.
982 (debug_ppl_linear_expr): Declared.
983
009150e1
SP		 9842009-10-16 Sebastian Pop <sebastian.pop@amd.com>
985
986 * graphite-interchange.c: Fix comments.
987 * gcc.dg/graphite/block-1.c: Fix comments.
988
9b196c93
SP		 9892009-10-16 Sebastian Pop <sebastian.pop@amd.com>
990
991 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
992 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
993
caa675f8
SP		 9942009-10-16 Sebastian Pop <sebastian.pop@amd.com>
995
996 Reapply the patch from Alexander Monakov that disappeared during
997 the last merges from trunk.
998
999 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
1000
1001 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1002 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1003
92d92abb
SP		 10042009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1005
1006 * graphite-interchange.c (memory_stride_in_loop): The depth
1007 argument corresponds to a dynamic time dimension, so use
1008 psct_dynamic_dim to refer to the transformed scattering dimension.
1009
23159c56
SP		 10102009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1011
1012 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
1013
5c6c42c9
SP		 10142009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1015
1016 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
1017 root of the LST.
1018 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
1019 the root of the LST.
1020 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
1021 fake loop.
1022 (print_lst): Print the root of LST in a different format.
1023 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
1024
f58be90e
SP		 10252009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1026
1027 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
1028
4e4ee197
SP		 10292009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1030
1031 * doc/passes.texi: Document the Graphite infrastructure.
1032
6c4499b6
SP		 10332009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1034
1035 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
1036 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
1037 and check the SSA representation.
1038
1039 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
1040
8e49fe91
SP		 10412009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1042
1043 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
1044
bb2b2dfc
SP		 10452009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1046
1047 * gcc.dg/graphite/interchange-11.c: New.
1048
e7ed4a64
SP		 10492009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1050
1051 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
1052
d7f25aa6
SP		 10532009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1054
1055 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1056 Add -fno-loop-strip-mine and -fno-loop-interchange.
1057 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
1058 -fno-loop-strip-mine.
1059 * gfortran.dg/graphite/graphite.exp: Same.
1060
6231cf49
SP		 10612009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1062
1063 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1064 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
1065 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
1066 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
1067 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
1068 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
1069 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
1070 DEFAULT_FLAGS_GRAPHITE_SCOP.
1071 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
1072 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
1073
2b7c09a8
SP		 10742009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1075
1076 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
1077
b0c7a278
KT		 10782009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1079 Sebastian Pop <sebastian.pop@amd.com>
1080
1081 * graphite-interchange.c (build_linearized_memory_access): Pass an
1082 offset as parameter.
1083 (memory_stride_in_loop): Include transform scattering in the
1084 access functions to be able to querry the strides in the
1085 transformed loops.
1086 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
1087 not the psct_iterator_dim.
1088
13ae6f91
SP		 10892009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1090
1091 * graphite-blocking.c (pbb_do_strip_mine): Removed.
1092 (lst_do_strip_mine_loop): New.
1093 (lst_do_strip_mine): New.
1094 (scop_do_strip_mine): Call lst_do_strip_mine.
1095 * graphite-poly.h (lst_add_loop_under_loop): New.
1096 (lst_find_first_pbb): New.
1097
c0fe753b
SP		 10982009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1099
1100 * graphite-poly.c (loop_to_lst): Fix LST creation.
1101
8d75ec87
TG		 11022009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
1103
45489e99 1104 * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
8d75ec87
TG		 1105 sizeof(unsigned long) to make it run on 32bit systems.
1106
11072009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
1108
45489e99 1109 * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
8d75ec87
TG		 1110 SEGFAULT on 32bit.
1111
2e5a7cbf
RU		 11122009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1113
8d75ec87
TG		 1114 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
1115 Comment.
2e5a7cbf
RU		 1116 (write_alias_graph_to_ascii_dot): New.
1117 (write_alias_graph_to_ascii_ecc): Ditto.
8d75ec87
TG		 1118 (partition_drs_to_sets): Add testing of optimality of current method
1119 which assigns alias numbers according to DFS Comopnent number. used
1120 as heuristic for the upcoming ECC algorithm.
2e5a7cbf
RU		 1121 (build_scop_drs): Write to file also with the ecc and dot format.
1122
1e82de2a
SP		 11232009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1124
1125 * gfortran.dg/graphite/interchange-1.f: XFail.
1126
9bf13085
SP		 11272009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1128
1129 * graphite.c (graphite_initialize): Do not handle functions with
1130 more than 100 basic blocks.
1131
e797c5f2
SP		 11322009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1133
1134 * graphite-blocking.c (pbb_do_strip_mine): Use
1135 PARAM_LOOP_BLOCK_TILE_SIZE.
1136
bfa00f48
SP		 11372009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1138
1139 * graphite-poly.c (dot_lst_1): New.
1140 (dot_lst): New.
1141 * graphite-poly.h (dot_lst): Declared.
1142
3c7bdeb8
SP		 11432009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1144
1145 * graphite-dependences.c (dot_deps_stmt_1): New.
1146 (dot_deps_stmt): New.
1147 * graphite-dependences.h (dot_deps_stmt): Declared.
1148
c7dc2fab
SP		 11492009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1150
1151 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
1152 not replace cross BB scalar dependences ending on PHI nodes.
1153 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
1154
24c79709
SP		 11552009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1156
1157 * graphite-poly.c (apply_poly_transforms): Implement the high
1158 level driver for flag_loop_block.
45489e99 1159 * opts.c (decode_options): Enable flag_loop_block at -O2.
24c79709
SP		 1160 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
1161 flag_loop_block.
1162
1163 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
1164 -floop-block.
1165 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1166 Add -floop-block.
1167
a0517b76
SP		 11682009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1169
1170 * graphite-poly.h (lst_find_pbb): New.
1171 (find_lst_loop): New.
1172
9d077835
SP		 11732009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1174
1175 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
1176 * graphite-poly.h (struct scop): Remove dep_graph field.
1177 (SCOP_DEP_GRAPH): Removed.
1178
75b63a91
SP		 11792009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1180
1181 * graphite-poly.h (copy_lst): Do full copy of LST.
1182
7cc4ff8d
SP		 11832009-10-07 Sebastian Pop <sebastian.pop@amd.com>
1184
1185 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
1186 when the loop stride is zero.
1187
1188 * gcc.dg/graphite/id-16.c: New.
1189
60d2a8c3
SP		 11902009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1191
1192 * graphite-dependences.c (reduction_dr_1): New.
1193 (reduction_dr_p): New.
1194 (graphite_legal_transform_dr): Call reduction_dr_p.
1195 (reduction_ddr): Renamed reduction_ddr_p.
1196 * graphite-poly.h (same_pdr_p): New.
1197 (number_of_write_pdrs): New.
1198 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
1199 (split_reduction_stmt): Do not split reduction statements
1200 when there are no writes to memory.
1201 (translate_scalar_reduction_to_array_for_stmt): Insert the
1202 memory reduction statement just after the scalar reduction statement.
1203
1204 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
1205 Un-XFAIL-ed.
1206 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
1207 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
1208
95baeff8
SP		 12092009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1210
1211 * graphite-interchange.c (lst_apply_interchange): New.
1212 (lst_interchange_profitable_p): New.
1213 (lst_try_interchange_loops): New.
1214 (lst_try_interchange): New.
1215 (lst_do_interchange): New.
1216 (pbb_do_interchange): Removed.
1217 (scop_do_interchange): Call lst_do_interchange.
1218
a36d12e2
SP		 12192009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1220
1221 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
1222 SCOP_TRANSFORMED_SCHEDULE.
1223 (loop_to_lst): New.
1224 (scop_to_lst): New.
1225 (print_lst): New.
1226 (debug_lst): New.
1227 * graphite-poly.h (lst_p): New.
1228 (struct lst): New.
1229 (LST_LOOP_P): New.
1230 (LST_LOOP_FATHER): New.
1231 (LST_PBB): New.
1232 (LST_SEQ): New.
1233 (scop_to_lst): Declared.
1234 (print_lst): Declared.
1235 (debug_lst): Declared.
1236 (new_lst_loop): New.
1237 (new_lst_stmt): New.
1238 (copy_lst): New.
1239 (lst_depth): New.
1240 (lst_dewey_number): New.
1241 (struct scop): Add original_schedule and transformed_schedule fields.
1242 (SCOP_ORIGINAL_SCHEDULE): New.
1243 (SCOP_TRANSFORMED_SCHEDULE): New.
1244 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
1245
a0dd1440
SP		 12462009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1247
1248 * graphite-dependences.c (reduction_ddr): New.
1249 (graphite_legal_transform_bb): Call reduction_ddr.
1250 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
1251 Initialize PBB_IS_REDUCTION.
1252 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
1253 (PBB_IS_REDUCTION): New.
1254 (new_poly_bb): Update declaration.
1255 * graphite-scop-detection.h (build_scop_bbs): Removed.
1256 (nb_reductions_in_loop): Removed.
1257 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
1258 parameter for reductions.
1259 (try_generate_gimple_bb): Update call to new_poly_bb.
1260 (build_scop_bbs_1): Same.
1261 (build_scop_bbs): Same.
1262 (gsi_for_phi_node): New.
1263 (scalar_close_phi_node_p): Remove gcc_assert.
1264 (split_reduction_stmt): New.
1265 (is_reduction_operation_p): New.
1266 (phi_contains_arg): New.
1267 (follow_ssa_with_commutative_ops): New.
1268 (detect_commutative_reduction_arg): New.
1269 (detect_commutative_reduction_assign): New.
1270 (follow_inital_value_to_phi): New.
1271 (edge_initial_value_for_loop_phi): New.
1272 (initial_value_for_loop_phi): New.
1273 (detect_commutative_reduction): New.
1274 (translate_scalar_reduction_to_array_for_stmt): New.
1275 (insert_copyout): New.
1276 (insert_copyin): New.
1277 (translate_scalar_reduction_to_array): New.
1278 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
1279 (rewrite_commutative_reductions_out_of_ssa_loop): New.
1280 (rewrite_commutative_reductions_out_of_ssa): New.
1281 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
1282 * sese.h (split_region_for_bb): New.
1283
1284 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
1285 * gcc.dg/graphite/interchange-1.c: Fix format.
1286 * gcc.dg/graphite/interchange-10.c: New.
1287
db7e9485
SP		 12882009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1289
1290 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
1291 buggy assert.
1292
5dcc64d9
SP		 12932009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1294
1295 * graphite-sese-to-poly.c (scev_analyzable_p): New.
1296 (rewrite_cross_bb_scalar_dependence): New.
1297 (rewrite_cross_bb_scalar_deps): New.
1298 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
1299 Call rewrite_cross_bb_scalar_deps.
1300
947121b8
SP		 13012009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1302
1303 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
1304 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
1305 gsi_for_stmt.
1306
d48e288d
SP		 13072009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1308
1309 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
1310 * graphite-interchange.c (pbb_do_interchange): Same.
1311 * graphite-poly.c (print_scattering_function): Same.
1312 (debug_pdrs): Same.
1313 * graphite-poly.h (pbb_loop): New.
1314 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
1315
d17286f6
SP		 13162009-09-27 Sebastian Pop <sebastian.pop@amd.com>
1317
1318 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
1319
ee03cd20
SP		 13202009-09-27 Sebastian Pop <sebastian.pop@amd.com>
1321
1322 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
1323 so don't pass a pointer to it.
1324 (build_alias_set_for_drs): Same.
1325 (build_base_obj_set_for_drs): Same.
1326 (build_scop_drs): Same.
1327
888beba1
LF		 13282009-09-26 Li Feng <nemokingdom@gmail.com>
1329
1330 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
1331 the alias graph of data references.
1332
cd43e5d7
LF		 13332009-09-25 Li Feng <nemokingdom@gmail.com>
1334
1335 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
1336 (build_scop_drs): When debugging, write the alias graph to file,
1337 otherwise, should be disabled.
1338
45489e99
SP		 13392009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1340
1341 * Merge from mainline (151310:151361).
1342
13432009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1344
1345 * Merge from mainline (151171:151310).
1346
13472009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1348
1349 * Merge from mainline (151171:151806).
1350
13512009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1352
1353 * Revert the last commit.
1354
13552009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1356
1357 * Merge from mainline (151171:151819).
1358
aeda6535
SP		 13592009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1360
1361 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
1362 (is_simple_operand): Remove call to stmt_simple_memref_p.
1363 (stmt_simple_for_scop_p): Update call to is_simple_operand.
1364
8b6b8570
DE		 13652009-09-17 David Edelsohn <edelsohn@gnu.org>
1366
45489e99
SP		 1367 * gcc.dg/graphite/interchange-mvt.c: New File.
1368 * gcc.dg/graphite/scop-dsyrk.c: New File.
1369 * gcc.dg/graphite/scop-dsyr2k.c: New File.
1370 * gcc.dg/graphite/scop-mvt.c: New File.
1371 * gcc.dg/graphite/scop-sor.c: New File.
8b6b8570 1372
1825f9a2
LF		 13732009-09-17 Li Feng <nemokingdom@gmail.com>
1374
1825f9a2
LF		 1375 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
1376 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
1377 (graphite_carried_dependence_level_k): Ditto.
1378 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
1379 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
1380 (new_poly_dr): Adjust declaration.
1381 * graphite-sese-to-poly.c (free_data_refs_aux): New.
1382 (free_gimple_bb): Added free_data_refs_aux.
1383 (build_poly_dr): Add dr_base_object_set.
1384 (partition_drs_to_sets): New.
1385 (dr_same_base_object_p): New.
1386 (build_alias_set_for_drs): New.
1387 (build_base_object_set_for_drs): New.
1388 (build_scop_drs): Add build_base_obj_set_for_drs.
1389 * graphite-sese-to-poly.h: Added #define for alias set number index and
1390 base object set index.
1391 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
1392 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
1393
ac90803f
SP		 13942009-09-16 Alexander Monakov <amonakov@ispras.ru>
1395
1396 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1397 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1398
54fc808a
SP		 13992009-09-14 Sebastian Pop <sebastian.pop@amd.com>
1400
1401 * graphite-sese-to-poly.c (struct irp_data): Removed.
1402 (idx_record_params): Removed.
1403 (find_params_in_bb): Scan for parameters the access functions; don't
1404 parse the tree representation.
1405
e88e021f
SP		 14062009-09-14 Sebastian Pop <sebastian.pop@amd.com>
1407
1408 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
1409 passes at -O1 and below.
1410
3690f8d7
SP		 14112009-09-14 Sebastian Pop <sebastian.pop@amd.com>
1412
1413 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
1414 tree-scalar-evolution.h, and then tree-data-ref.h.
1415 * graphite-clast-to-gimple.c: Same.
1416 * graphite-dependences.c: Same.
1417 * graphite-interchange.c: Same.
1418 * graphite-poly.c: Same.
1419 * graphite-scop-detection.c: Same.
1420 * graphite-sese-to-poly.c: Same.
1421 * graphite.c: Same.
1422 * lambda-code.c: Same.
1423 * matrix-reorg.c: Same.
1424 * tree-data-ref.c: Same.
1425 * tree-if-conv.c: Same.
1426 * tree-loop-distribu: Same.: Same.
1427 * tree-loop-linear.c: Same.
1428 * tree-parloops.c: Same.
1429 * tree-predcom.c: Same.
1430 * tree-vect-patterns.c: Same.
1431
2495a183
SP		 14322009-09-02 Sebastian Pop <sebastian.pop@amd.com>
1433
1434 Partially revert the previous patch, except the following.
1435 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
1436 as parameters the operands of the not expression.
1437
20179b0d
SP		 14382009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1439
1440 * tree-scalar-evolution.c (instantiate_scev_assign): New.
1441 Do not call analyze_scalar_evolution on assignments.
1442 (instantiate_scev_phi): Call analyze_scalar_evolution.
1443 (instantiate_scev_name): Call instantiate_scev_assign and
1444 instantiate_scev_phi.
1445 (instantiate_scev_not): Adapted to pass as parameters the operands
1446 of the not expression.
1447
ffa34f4b
SP		 14482009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1449
1450 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
1451 to pass as parameters the operands of the binary expression.
1452
4b9d48a1
SP		 14532009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1454
1455 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
1456 instantiate_scev_not. Handle NEGATE_EXPR.
1457 (instantiate_scev_r): Handle NEGATE_EXPR.
1458
9e5dc77f
SP		 14592009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1460
1461 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
1462 instantiate_scev_r.
1463 (instantiate_scev_r): Move code in instantiate_scev_2
1464 and instantiate_scev_1.
1465
d814176c
SP		 14662009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1467
1468 * tree-scalar-evolution.c (instantiate_scev_3): New.
1469 (instantiate_scev_1): Move code in instantiate_scev_3.
1470
ec6636eb
SP		 14712009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1472
1473 * tree-scalar-evolution.c (instantiate_scev_poly): New.
1474 (instantiate_scev_1): Move code in instantiate_scev_poly.
1475
7ec0665d
SP		 14762009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1477
1478 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
1479 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
1480
9c382ce9
SP		 14812009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1482
1483 * tree-scalar-evolution.c (instantiate_scev_convert): New.
1484 (instantiate_scev_1): Move code in instantiate_scev_convert.
1485
15fda317
SP		 14862009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1487
1488 * tree-scalar-evolution.c (instantiate_scev_binary): New.
1489 (instantiate_scev_1): Move code in instantiate_scev_binary.
1490
320f5a78
SP		 14912009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1492
1493 * tree-scalar-evolution.c (instantiate_scev_name): New.
1494 (instantiate_scev_1): Move code in instantiate_scev_name.
1495
14962009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1497
1498 * Merge from mainline (150992:151171).
1499
45489e99
SP		 15002009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1501
1502 * opts.c (decode_options): Enable flag_loop_interchange at -O2.
1503
211694b6
SP		 15042009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1505
1506 * graphite-dependences.c (graphite_legal_transform_bb): Call
1507 pbb_remove_duplicate_pdrs.
1508 * graphite-poly.c (can_collapse_pdr): Removed.
1509 (pdr_find_duplicate): Removed.
1510 (can_collapse_pdrs): New.
1511 (pbb_remove_duplicate_pdrs): New.
1512 (new_poly_dr): Do not look for duplicates.
1513 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1514 (PBB_PDR_DUPLICATES_REMOVED): New.
1515 (pbb_remove_duplicate_pdrs): Declared.
1516
7bd2a8a7
SP		 15172009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1518
1519 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1520 the strides by multiplying by PDR_NB_REFS.
1521 * graphite-poly.c (can_collapse_pdr): New.
1522 (pdr_find_duplicate): New.
1523 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1524 Initialize PDR_NB_REFS.
1525 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1526 (PDR_NB_REFS): New.
1527 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1528
15292009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1530
1531 Revert one of the previous commits:
1532 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1533 the computation of symmetric data dependence relations.
1534 (dependency_between_pbbs_p): Same.
1535
93b2db87
SP		 15362009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1537
1538 PR middle-end/40965
1539 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1540 any transform.
1541
d8eeb078
SP		 15422009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1543
1544 * graphite-dependences.c (pddr_original_scattering): Return NULL
1545 for read-read dependence relations.
1546 * graphite-poly.h (enum poly_dr_type): Fix comment.
1547 (pdr_read_p): New.
1548 (pdr_write_p): New.
1549 (pdr_may_write_p): New.
1550
e6dec0fb
SP		 15512009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1552
1553 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1554 (struct poly_dr): Same.
1555 (new_poly_dr): Same.
1556 * graphite-poly.c (new_poly_dr): Same.
1557
baf4b881
KT		 15582009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1559 Sebastian Pop <sebastian.pop@amd.com>
1560
1561 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1562 pbb_strip_mine_time_depth. Changed the implementation so that
1563 transformation is expressed as a transformation on
1564 time (scatttering) dimensions. Also, ensures that the 2d+1
1565 scheduling format is preserved.
1566 (pbb_strip_mine_profitable_p): Profitability is based on the
1567 iteration number of a given time (scattering) dimension,
1568 and not on a original loop depth dimension.
1569 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1570 (pbb_do_strip_mine): Call psct_dynamic_dim.
1571 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1572 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1573 (pbb_nb_dynamic_scattering_transform): New.
1574 (psct_dynamic_dim): New.
1575
059a5f9f
KT		 15762009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1577
1578 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1579 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1580 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1581 * graphite-interchange.c (build_linearized_memory_access): Same.
1582 (memory_stride_in_loop): Same.
1583
afae0207
SP		 15842009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1585
1586 * graphite-dependences.c (pddr_original_scattering): New.
1587 (graphite_legal_transform_dr): Call pddr_original_scattering.
1588 (dot_deps_1): New.
1589 (dot_deps): New.
1590 * graphite-dependences.h (dot_deps): Declared.
1591 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1592 (print_pdr): Print PDR_ID.
1593 * graphite-poly.h (struct poly_dr): Add field id.
1594 (PDR_ID): New.
1595 (pbb_index): New.
1596 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1597
f8e0bb8b
SP		 15982009-08-22 Sebastian Pop <sebastian.pop@amd.com>
1599
1600 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1601 not delete the original dependence relation.
1602
16032009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1604
1605 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1606 the computation of symmetric data dependence relations.
1607 (dependency_between_pbbs_p): Same.
1608
e37f165f
SP		 16092009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1610
1611 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1612 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1613 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1614 (free_poly_ddr): New.
1615 (pddr_is_empty): New.
1616 (dependence_polyhedron_1): Now returns a poly_ddr_p.
1617 (dependence_polyhedron): Same. Remove useless gcc_assert.
1618 Remove fprintfs.
1619 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1620 (graphite_carried_dependence_level_k): Call pddr_is_empty.
1621 * graphite-dependences.h (enum poly_dependence_kind): New.
1622 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
1623 (PDRP_SOURCE): Renamed PDDR_SOURCE.
1624 (PDRP_SINK): Renamed PDDR_SINK.
1625 (PDRP_DDP): Renamed PDDR_DDP.
1626 (PDDR_KIND): New.
1627 (free_poly_ddr): Declared.
1628 * graphite-poly.c (new_scop): Use the new hash function names.
1629 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1630 into original_pddrs.
1631 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1632
16332009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1634
1635 * Merge from mainline (150764:150992).
1636
45e76e9f
SP		 16372009-08-18 Sebastian Pop <sebastian.pop@amd.com>
1638
1639 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1640 bounds with LT_EXPR to make niter analysis more precise on code
1641 generated by Graphite.
1642
66b466c3
SP		 16432009-08-18 Sebastian Pop <sebastian.pop@amd.com>
1644
1645 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1646 (graphite_legal_transform_bb): Same.
1647 (poly_drs_may_alias_p): Same.
1648
f263917c
SP		 16492009-08-15 Sebastian Pop <sebastian.pop@amd.com>
1650
1651 PR middle-end/40981
1652 * graphite-ppl.c (ppl_max_for_le): Correct the use of
1653 ppl_Pointset_Powerset_C_Polyhedron_maximize.
1654
16552009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1656
1657 * graphite-poly.c (print_pbb): Print PBB index.
1658
16592009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1660
1661 * Merge from mainline (r150672:150764).
1662
16632009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1664
1665 * graphite-interchange.c (ppl_max_for_le): Moved...
1666 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1667 * graphite-ppl.c (ppl_max_for_le): ... here.
1668 * graphite-ppl.h (ppl_max_for_le): Declared.
1669
16702009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1671
1672 * Merge from mainline (r150372:150672).
1673
30de1632
SP		 16742009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1675
1676 PR middle-end/40980
1677 * sese.c (convert_for_phi_arg): New.
1678 (add_guard_exit_phis): Use convert_for_phi_arg.
1679
45489e99 1680 * gfortran.dg/graphite/id-17.f: New.
30de1632 1681
8c31ebfa
SP		 16822009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1683
1684 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1685 unknown subscript upper bounds.
1686
45489e99 1687 * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
8c31ebfa 1688
fb9fb290
SP		 16892009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1690 Pranav Garg <pranav.garg2107@gmail.com>
1691
1692 * graphite-interchange.c (gather_access_strides): Removed.
1693 (ppl_max_for_le): New.
1694 (build_linearized_memory_access): New.
1695 (memory_stride_in_loop): New.
1696 (pbb_interchange_profitable_p): Reimplemented.
1697 * graphite-ppl.h (ppl_new_id_map): New.
1698 (ppl_interchange): New.
1699
45489e99 1700 * gcc.dg/graphite/interchange-6.c: XFAILed.
fb9fb290 1701
312aea7f
SP		 17022009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1703
1704 * graphite-interchange.c (compute_subscript): Removed.
1705 (compute_array_size_cstr): Removed.
1706 (compute_array_size_poly): Removed.
1707 (compute_array_size): Removed.
1708 (gather_access_strides_poly): Removed.
1709 (gather_access_strides): Empty.
1710
25d7cc15
SP		 17112009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1712
1713 * graphite-dependences.c (dependence_polyhedron_1): Replace
1714 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1715 (graphite_legal_transform_dr): Same.
1716 (graphite_carried_dependence_level_k): Same.
1717 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1718 Initialize PDR_NB_SUBSCRIPTS.
1719 (print_pdr_access_layout): Replace pdr_nb_subscripts with
1720 PDR_NB_SUBSCRIPTS.
1721 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1722 (PDR_NB_SUBSCRIPTS): New.
1723 (pdr_nb_subscripts): Removed.
1724 (pdr_dim): Simplified.
1725 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1726 with PDR_NB_SUBSCRIPTS.
1727
66096911
SP		 17282009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1729
1730 * graphite-interchange.c (compute_array_size): Remove use of
1731 PDR_DATA_CONTAINER.
1732 * graphite-poly.c (new_poly_dr): Remove argument data_container.
1733 Do not initialize PDR_DATA_CONTAINER.
1734 (print_pdr): Do not print PDR_DATA_CONTAINER.
1735 * graphite-poly.h (struct poly_dr): Remove data_container field.
1736 (PDR_DATA_CONTAINER): Removed.
1737 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1738 PDR_DATA_CONTAINER.
1739 (build_poly_dr): Same.
1740
273c5dd3
SP		 17412009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1742
45489e99 1743 * gcc.dg/graphite/interchange-9.c: New.
273c5dd3 1744
7491e5f0
KT		 17452009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1746 Sebastian Pop <sebastian.pop@amd.com>
1747
1748 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1749 copy of the dependence polyhedron. Free the temporary objects.
1750 (graphite_carried_dependence_level_k): Free unused objects before
1751 returning.
1752
45489e99
SP		 1753 * gcc.dg/graphite/interchange-1.c: XFAILed.
1754 * gcc.dg/graphite/interchange-2.c: XFAILed.
1755 * gcc.dg/graphite/interchange-3.c: XFAILed.
1756 * gcc.dg/graphite/interchange-4.c: XFAILed.
1757 * gcc.dg/graphite/interchange-7.c: XFAILed.
7491e5f0 1758
f4648ed1
SP		 17592009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1760
1761 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1762 Early return without analyzing the data dependences if no
1763 transform has been done. Call restore_scattering if the transform
1764 is not legal.
1765 (graphite-interchange.c): Same.
1766 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1767 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1768 (apply_poly_transforms): Do not gcc_assert that
1769 the transform is legal.
1770 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1771 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1772 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1773 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1774 * graphite-poly.h (struct poly_scattering): New.
1775 (struct poly_bb): Add original, transformed, and saved fields.
1776 Remove transformed_scattering, original_scattering, nb_local_variables,
1777 and nb_scattering_transform fields.
1778 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1779 (poly_scattering_new): New.
1780 (poly_scattering_free): New.
1781 (poly_scattering_copy): New.
1782 (store_scattering_pbb): New.
1783 (store_scattering): New.
1784 (restore_scattering_pbb): New.
1785 (restore_scattering): New.
1786 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1787 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
273c5dd3 1788
e31a5bd4
SP		 17892009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1790
1791 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1792 (print_scop): Same.
1793
8e88f9fd
SP		 17942009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1795
1796 * Makefile.in (graphite.o): Depends on PREDICT_H.
1797 * graphite.c: Include predict.h.
1798 (graphite_finalize): Call tree_estimate_probability.
1799 * predict.c (predict_loops): Do not call scev_initialize and
1800 scev_finalize.
1801 (tree_estimate_probability_bb): New.
1802 (tree_estimate_probability): Do not initialize loops: move that
1803 code to the driver. Call tree_estimate_probability_bb.
1804 (tree_estimate_probability_driver): New.
1805 (pass_profile): Use tree_estimate_probability_driver.
1806 * predict.h (tree_estimate_probability): Declared.
1807
87d4d0ee
SP		 18082009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1809
1810 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1811 * graphite-dependences.c (graphite_legal_transform): Add time to
1812 TV_GRAPHITE_DATA_DEPS.
1813 (dependency_between_pbbs_p): Same.
1814 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1815
18162009-08-03 Sebastian Pop <sebastian.pop@amd.com>
1817
1818 * Merge from mainline (r149952:150372).
1819
2abae5f1
SP		 18202009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1821
1822 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
1823 * graphite-blocking.c: Same.
1824 * graphite-clast-to-gimple.c: Same.
1825 * graphite-dependences.c: Same.
1826 * graphite-poly.c: Same.
1827 * graphite-poly.h: Same.
1828 * graphite-ppl.c: Same.
1829 * graphite-scop-detection.c: Same.
1830 * graphite-sese-to-poly.c: Same.
1831 * graphite.c: Same.
1832
18332009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1834
1835 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
1836 (remove_simple_copy_phi): New.
1837 (remove_invariant_phi): New.
1838 (simple_copy_phi_p): New.
1839 (reduction_phi_p): New.
1840 (gsi_for_ssa_name_def): New.
1841 (insert_out_of_ssa_copy): New.
1842 (insert_out_of_ssa_copy_on_edge): New.
1843 (create_zero_dim_array): New.
1844 (scalar_close_phi_node_p): New.
1845 (rewrite_close_phi_out_of_ssa): New.
1846 (rewrite_phi_out_of_ssa): New.
1847 (rewrite_reductions_out_of_ssa): New.
1848 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
1849
45489e99
SP		 1850 * gcc.dg/graphite/id-11.c: New.
1851 * gcc.dg/graphite/id-15.c: New.
1852 * gcc.dg/graphite/interchange-1.c: Un-XFAIL.
1853 * gcc.dg/graphite/interchange-2.c: Un-XFAIL.
1854 * gcc.dg/graphite/interchange-3.c: Un-XFAIL.
1855 * gcc.dg/graphite/interchange-4.c: Un-XFAIL.
1856 * gcc.dg/graphite/interchange-7.c: Un-XFAIL.
1857 * gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
1858 * gfortran.dg/graphite/id-13.f: New.
1859 * gfortran.dg/graphite/id-5.f: New.
2abae5f1
SP		 1860
18612009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1862
1863 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
1864 check that nb_reductions_in_loop is zero.
1865 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
1866 reduction phi nodes.
1867 (nb_reductions_in_loop): Removed.
1868 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
1869 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
1870 (bb_contains_non_iv_scalar_phi_nodes): Removed.
1871 (scop_contains_non_iv_scalar_phi_nodes): Removed.
1872 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
1873
18742009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1875
1876 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
1877 statements that have an empty iteration domain.
45489e99 1878 * gfortran.dg/graphite/id-16.f: New.
2abae5f1
SP		 1879
18802009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1881
1882 * tree-scalar-evolution.c (instantiate_scev_1): Return
1883 chrec_dont_know when the result is not above instantiate_below.
1884 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
1885 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
1886 the tree has a known scalar evolution.
45489e99
SP		 1887 * gfortran.dg/graphite/id-14.f: New.
1888 * gfortran.dg/graphite/id-15.f: New.
2abae5f1
SP		 1889
18902009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1891
1892 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
1893 insert_gsi.
1894 (rename_variables): Keep inserting renames after the ones already
1895 inserted.
1896
18972009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1898
1899 * graphite-sese-to-poly.c (compare_bb_depths): New.
1900 (graphite_sort_dominated_info): New.
1901 (build_scop_bbs_1): Call graphite_sort_dominated_info.
1902 (build_scop_scattering): Fix comment.
1903
19042009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1905
1906 * graphite.c (graphite_finalize): Call print_loops instead of
1907 dump_function_to_file.
45489e99
SP		 1908 * gcc.dg/graphite/graphite.exp: Fix formatting.
1909 * gcc.dg/graphite/pr35356-1.c: New. Look for the number of
2abae5f1 1910 loops generated in the graphite output file.
45489e99
SP		 1911 * gcc.dg/graphite/pr35356-2.c: New.
1912 * gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
1913 * gfortran.dg/graphite/id-12.f: New.
2abae5f1
SP		 1914
19152009-07-24 Li Feng <nemokingdom@gmail.com>
1916
45489e99 1917 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
2abae5f1
SP		 1918 Remove 2 XFAIL.
1919
19202009-07-24 Li Feng <nemokingdom@gmail.com>
1921 Tobias Grosser <grosser@fim.uni-passau.de>
1922
1923 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
1924 alias set number build alias in ACCESSES polyhedron.
1925 (build_alias_set_for_drs): New.
1926 (build_pbb_drs): Added build_alias_set_for_drs.
1927 * graphite-dependences.c (poly_drs_may_alias_p): New.
1928 (graphite_carried_dependence_level_k): Check alias information
1929 before building polyhedron.
1930
19312009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1932
1933 * Makefile.in (lambda-code.o): Fix formatting.
1934
19352009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1936
1937 * Merge from mainline (r149350-149952)
1938
19392009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
1940
1941 * graphite-poly.c (apply_poly_transforms): Move strip_mine
1942 before interchange to prepare for loop blocking.
1943
19442009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
1945
1946 * graphite-poly.c (apply_poly_transforms): Add checks after every
1947 transformation.
1948 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
1949 done in apply_poly_transforms.
1950
19512009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1952
1953 * graphite-dependences.c (build_lexicographically_gt_constraint):
1954 Replace RES parameter with *RES.
1955 (dependence_polyhedron_1): Pass an address of the parameter RES
1956 instead of value of RES.
1957
19582009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1959
1960 * graphite.c (graphite_finalize): Fix comment.
1961 (graphite_transform_loops): Reset scev info after code generation
1962 of each scop.
1963
19642009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1965
1966 * graphite.c (graphite_finalize): Call scev_reset.
1967
19682009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1969
1970 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
1971 GBB_CLOOG_IV_TYPES hash table twice.
1972 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
1973 (add_condition_to_domain): Clear GMP values.
1974
19752009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1976
1977 * graphite-dependences.c: Fix formatting.
1978 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
1979 (pbb_number_of_iterations): Free ppl_Linear_Expression.
1980 * graphite-sese-to-poly.c: Fix formatting.
1981 * graphite.c (graphite_transform_loops): Create the hash table
1982 after the early return.
1983
19842009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1985
45489e99
SP		 1986 * gcc.dg/graphite/id-14.c: New.
1987 * gcc.dg/graphite/pr40157.c: New.
1988 * gfortran.dg/graphite/id-11.f: New.
2abae5f1
SP		 1989
19902009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1991
1992 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
1993 (build_poly_scop): Return false when there are no pbbs within
1994 loops to avoid to pass to cloog scops with no loops.
1995
19962009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1997
1998 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
1999 useless test "i % 2".
2000 (build_pbb_scattering_polyhedrons): Fix formatting.
2001 (build_poly_dr): Same.
2002 * graphite.c (graphite_transform_loops): Restructure.
2003
20042009-07-14 Razya Ladelsky <razya@il.ibm.com>
2005
2006 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
2007 reduction_list parameter.
2008 (rewrite_all_phi_nodes_with_iv): Same.
2009 (canonicalize_loop_ivs): Same.
2010 * tree-parloops.c (struct brli): Removed.
2011 (build_reduction_list_info): Removed.
2012 (build_new_reduction): New.
2013 (analyze_reduction_list): Removed.
2014 (gather_scalar_reductions): Find reductions instead of phi
2015 nodes that can't be canonicalized.
2016 (try_create_reduction_list): Remove reduction_list parameter.
2017 (gen_parallel_loop): Same.
2018 (parallelize_loops): Remove analyze_reductions variable,
2019 initialization and free.
2020 Change reduction_list htab initialization to reduction_info
2021 elements instead of ssa names.
2022 Call try_create_reduction_list and gen_parallel_loop without
2023 analyzed_reduction argument.
2024 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
2025 canonicalize_loop_ivs with one less argument.
2026 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2027
20282009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2029
2030 * graphite-dependences.c (new_poly_dr_pair): New.
2031 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
2032 (new_poly_dr_pair): New.
2033 (eq_poly_dr_pair_p): New.
2034 (hash_poly_dr_pair_p): New.
2035 * graphite-dependences.h (struct poly_dr_pair): New.
2036 (eq_poly_dr_pair_p): Declared.
2037 (hash_poly_dr_pair_p): Declared.
2038 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
2039 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
2040 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
2041 * Makefile.in (graphite-poly.o): Add dependence on
2042 graphite-dependences.h.
2043
20442009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2045
2046 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
2047 polynomials of degree > 1 pass to Graphite.
2048 * tree-chrec.c (scev_is_linear_expression): Call
2049 evolution_function_is_affine_multivariate_p.
45489e99 2050 * gfortran.dg/graphite/id-10.f90: New.
2abae5f1
SP		 2051
20522009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2053
2054 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
2055 Instantiate scevs varying in outer loops.
45489e99 2056 * gfortran.dg/graphite/id-9.f: Correct testcase.
2abae5f1
SP		 2057
20582009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2059
2060 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
2061 redundant constraint.
2062
20632009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2064
45489e99
SP		 2065 * gcc.dg/graphite/graphite.exp: Fix comments.
2066 * gfortran.dg/graphite/graphite.exp: Trigger actions
2abae5f1 2067 based on the file names as in the C testsuite.
45489e99
SP		 2068 * gfortran.dg/graphite/block-1.f90: Fix patterns.
2069 * gfortran.dg/graphite/block-2.f: Same.
2070 * gfortran.dg/graphite/block-3.f90: Same.
2071 * gfortran.dg/graphite/block-4.f90: Same.
2072 * gfortran.dg/graphite/id-1.f90: Same.
2073 * gfortran.dg/graphite/id-2.f90: Same.
2074 * gfortran.dg/graphite/id-3.f90: Same.
2075 * gfortran.dg/graphite/id-4.f90: Same.
2076 * gfortran.dg/graphite/id-6.f: Same.
2077 * gfortran.dg/graphite/id-9.f: Same.
2078 * gfortran.dg/graphite/interchange-1.f: Same.
2079 * gfortran.dg/graphite/interchange-2.f: Same.
2080 * gfortran.dg/graphite/scop-1.f: Same.
2abae5f1
SP		 2081
20822009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2083
2084 * sese.c (expand_scalar_variables_call): New.
2085 (expand_scalar_variables_ssa_name): Handle calls in expander.
2086
20872009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2088
45489e99 2089 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
2abae5f1 2090 Expect to see the pattern twice.
45489e99
SP		 2091 * gcc.dg/graphite/interchange-0.c: Un-XFAIL.
2092 * gcc.dg/graphite/interchange-5.c: Same.
2093 * gcc.dg/graphite/interchange-6.c: Same.
2abae5f1
SP		 2094
20952009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2096
45489e99
SP		 2097 * gcc.dg/graphite/id-10.c: New.
2098 * gcc.dg/graphite/id-12.c: New.
2099 * gfortran.dg/graphite/id-7.f: New.
2100 * gfortran.dg/graphite/id-8.f: New.
2abae5f1
SP		 2101
21022009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2103
2104 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
2105 zero.
2106
21072009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2108
2109 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
2110
21112009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2112
2113 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
2114
21152009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2116
2117 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
2118 building PDR subscripts.
2119
21202009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2121
2122 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
2123 computation of array sizes.
2124
21252009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2126
2127 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
2128
21292009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
2130
2131 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
2132 build_pairwise_constraint, dr_equality_constraints,
2133 build_pairwise_scheduling_equality,
2134 build_pairwise_scheduling_inequality, lexicographically_gt_p,
2135 build_lexicographically_gt_constraint, dependence_polyhedron,
2136 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
2137 Move from NNC_Polyhedron to C_Polyhedron.
2138 * graphite-interchange.c (compute_array_size_poly,
2139 gather_access_strides): Dito.
2140 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
2141 free_scop, pbb_number_of_iterations): Dito.
2142 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
2143 pbb_dim_iter_domain, struct scop): Dito.
2144 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
2145 new_Cloog_Domain_from_ppl_Polyhedron,
2146 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
2147 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
2148 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
2149 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
2150 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
2151 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
2152 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
2153 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
2154 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
2155 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
2156 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
2157 build_scop_iteration_domain, build_poly_dr): Dito
2158
21592009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2160
45489e99 2161 * gcc.dg/graphite/graphite.exp: Added a rule to execute
2abae5f1 2162 run-id-*.c files.
45489e99 2163 * gcc.dg/graphite/run-id-1.c: New.
2abae5f1
SP		 2164
21652009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2166
2167 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
2168 positivity constraint on the symbolic number of iterations.
2169
21702009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2171
2172 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
2173
21742009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2175 Tobias Grosser <grosser@fim.uni-passau.de>
2176
2177 * graphite-clast-to-gimple.c (build_scop_context): Removed.
2178 (build_cloog_prog): Directly use SCOP_CONTEXT.
2179 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
2180 (free_scop): Free SCOP_CONTEXT.
2181 (print_scop_context): New.
2182 (print_scop): Call print_scop_context.
2183 (debug_scop_context): New.
2184 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
2185 (struct scop): Added field context.
2186 (SCOP_CONTEXT): New.
2187 * graphite-sese-to-poly.c (add_param_constraints): New.
2188 (build_scop_context): New.
2189 (build_poly_scop): Call build_scop_context.
2190
21912009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2192
2193 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
2194 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
2195 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
2196 * graphite-ppl.h: Include double-int.h and tree.h.
2197 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
2198 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
2199 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
2200 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
2201
22022009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2203
2204 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
2205 POINTER_PLUS_EXPR for pointer types.
2206 (clast_to_gcc_expression): Same.
2207
22082009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2209
2210 * graphite-poly.c (print_scattering_function): Early return when
2211 PBB_TRANSFORMED_SCATTERING is not initialized.
2212 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
2213
22142009-07-08 Sebastian Pop <sebastian.pop@amd.com>
2215
2216 * tree-parloops.c (analyze_reduction_list): Remove unused variable
2217 to fix bootstrap.
2218
22192009-07-08 Razya Ladelsky <razya@il.ibm.com>
2220
2221 * tree-parloops.c (analyze_reduction_list): Change return
2222 value to void.
2223 (try_create_reduction_list): Move the call to
2224 analyze_reduction_list to the beginining.
2225 Call reduction_phi with analyzed_reductions as argument
2226 instead of reduction_list.
2227
22282009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
2229
2230 * Merge from mainline (r148296:149346)
2231
22322009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2233
2234 * graphite-scop-detection.c (graphite_can_represent_init): New.
2235 (graphite_can_represent_scev): Call graphite_can_represent_init:
2236 check that the initial value does not contain multiplications of
2237 parameters.
2238 (stmt_has_simple_data_refs_p): New.
2239 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
2240 (is_simple_operand): Fix formatting.
2241 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
2242
22432009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2244
45489e99 2245 * gcc.dg/graphite/id-13.c: New.
2abae5f1
SP		 2246 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
2247 analyze_scalar_evolution, use scalar_evolution_in_region.
2248 (scan_tree_for_params_right_scev): Add extra assert.
2249 (parameter_index_in_region_1): Split from parameter_index_in_region.
2250 (idx_record_params): Use scalar_evolution_in_region.
2251 (find_params_in_bb): Same.
2252 (find_scop_parameters): Same.
2253 (build_loop_iteration_domains): Same.
2254 (create_linear_expr_from_tree): Same.
2255 * sese.c (scalar_evolution_in_region): New.
2256 * sese.h (scalar_evolution_in_region): Declared.
2257 (defined_in_sese_p): New.
2258 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2259 static anymore.
2260 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2261 Declared.
2262
22632009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2264
2265 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
2266 TREE_DATA_REF_H also implies SCEV_H.
2267
22682009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2269
2270 * graphite-poly.c (print_scop_params): New.
2271 (print_scop): Call print_scop_params.
2272 (debug_scop_params): New.
2273 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
2274
22752009-07-07 Li Feng <nemokingdom@gmail.com>
2276
45489e99
SP		 2277 * gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
2278 * gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
2279 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
2280 * gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
2281 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
2282 * gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
2abae5f1
SP		 2283
22842009-07-07 Li Feng <nemokingdom@gmail.com>
2285
2286 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
2287 for dependency checking part.
45489e99 2288 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
2abae5f1 2289 tests for dependency checking.
45489e99
SP		 2290 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2291 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2292 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
2abae5f1
SP		 2293 flag -fdump-tree-graphite-all for autopar testsuites.
2294
22952009-07-06 Sebastian Pop <sebastian.pop@amd.com>
2296
2297 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
2298 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
2299 canonicalize_loop_ivs): Moved...
2300 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
2301
23022009-07-06 Sebastian Pop <sebastian.pop@amd.com>
2303
2304 * tree-parloops.c (try_create_reduction_list): Pass an extra
2305 argument analyzed_reductions. Call analyze_reduction_list.
2306 (gen_parallel_loop): Do not call analyze_reduction_list.
2307 (parallelize_loops): Init and finalize analyzed_reductions.
2308
23092009-07-06 Li Feng <nemokingdom@gmail.com>
2310
45489e99 2311 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2abae5f1
SP		 2312 Added flag -fno-loop-strip-mine for autopar testcase.
2313
23142009-07-04 Li Feng <nemokingdom@gmail.com>
2315
2316 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
2317 transformed scattering dimension instead of unmatch orignal when
2318 calling dependence_polyhedron.
2319
23202009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2321
2322 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
2323
23242009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2325
2326 * graphite-poly.c (pbb_number_of_iterations): Check for returned
2327 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
2328
23292009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2330
2331 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
2332 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
2333 * graphite-poly.c (pbb_number_of_iterations): New.
2334 * graphite-poly.h (pbb_number_of_iterations): Declared.
2335 (pbb_iterator_dim, pbb_parameter_dim): New.
2336
23372009-06-29 Sebastian Pop <sebastian.pop@amd.com>
2338
2339 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
2340 last commit on type of lower and upper bound of loops.
2341
23422009-06-29 Li Feng <nemokingdom@gmail.com>
2343
2344 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
2345 graphite-dependences.h.
2346 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
2347 (mark_bb_with_pbb): New.
2348 (get_stmtfor_depth): New.
2349 (find_pbb_via_hash): New.
2350 (dependency_in_loop_p): New.
2351 (mark_loops_parallel): New.
2352 (free_aux_in_new_loops): New.
2353 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
2354 bb with it's relevant pbb. Mark newly created loops. Remove mark
2355 innermost loop parallel without checking.
2356 (gloog): Add parameter BB_PBB_MAPPING.
2357 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
2358 (gloog): Change declaration.
2359 (mark_loop_parallel): Make extern.
2360 (free_aux_in_new_loops): Declare.
2361 (bb_pbb_map_hash): New.
2362 (eq_bb_pbb_map): New.
2363 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
2364 auto parallelization when flag_graphite_force_parallel is set.
2365 (graphite_finalize): Added free_aux_in_new_loops.
2366 * tree-parloops.c (parallelize_loops): Only generate parallel code for
2367 the innermost loop that marked parallel. Use
2368 flag_graphite_force_parallel instead of loop->can_be_parallel.
2369 (loop_parallel_p): Move inner most checking out of function.
2370
23712009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2372
2373 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
2374 type of lower and upper bound of loops signed long int.
2375
23762009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2377
2378 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
2379 expression outside the loop.
2380
23812009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2382
2383 * gcc.dg/graphite/interchange-8.c: New.
2384
23852009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2386
2387 * gcc.dg/graphite/interchange-0.c: XFailed.
2388 * gcc.dg/graphite/interchange-5.c: XFailed.
2389 * gcc.dg/graphite/interchange-6.c: XFailed.
2390
23912009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2392
2393 * graphite-interchange.c (compute_array_size_poly): The end of the
2394 recursion should return 1.
2395
23962009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2397
2398 * graphite-interchange.c (compute_array_size_cstr): Allow the
2399 subscript multiplier to be -1.
2400 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
2401 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
2402 data_container. Initializes PDR_DATA_CONTAINER.
2403 (print_pdr_access_layout): New.
2404 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
2405 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
2406 data_container.
2407 (PDR_DATA_CONTAINER): New.
2408 (new_poly_dr): Update declaration.
2409 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
2410 (build_poly_dr): Call pdr_add_data_dimensions.
2411
24122009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2413
2414 * graphite-poly.h (struct poly_dr): Fix comment.
2415 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
2416 (pdr_add_memory_accesses): New.
2417 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
2418
24192009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2420
2421 * graphite-poly.c (print_pdrs, debug_pdrs): New.
2422 (print_pbb): Add call to print_pdrs.
2423 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
2424
24252009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2426 Li Feng <nemokingdom@gmail.com>
2427
2428 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
2429 (dependency_between_pbbs_p): New.
2430 (lexicographically_gt_p): Assure !empty_p before polyhedron
2431 intersection assign.
2432 (build_lexicographically_gt_constraint): Correct lexicographically
2433 judging.
2434 * graphite-dependences.h: New.
2435 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
2436
24372009-06-24 Sebastian Pop <sebastian.pop@amd.com>
2438
2439 * graphite-clast-to-gimple.c (print_clast_stmt): New.
2440 (gloog): Print to dump_file the generated clast.
2441 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
2442 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
2443
24442009-06-24 Sebastian Pop <sebastian.pop@amd.com>
2445
2446 * graphite-poly.c (extend_scattering): Increment
2447 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
2448
24492009-06-24 Sebastian Pop <sebastian.pop@amd.com>
2450
2451 * graphite-interchange.c (compute_array_size_poly): Added exit of
2452 recursion condition. Continue iterating even after the first equality.
2453 (compute_array_size): Same.
2454
24552009-06-24 Li Feng <nemokingdom@gmail.com>
2456
45489e99 2457 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2abae5f1 2458 -fdump-tree-final_cleanup to -fdump-tree-optimized.
45489e99
SP		 2459 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2460 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2461 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2abae5f1
SP		 2462
24632009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2464
2465 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
2466 only when the use verifies is_gimple_reg.
2467
24682009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2469
2470 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
2471 Allocate scaldims after call to unify_scattering_dimensions.
2472
24732009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2474
2475 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
2476
24772009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2478 Albert Cohen <albert.cohen@inria.fr>
2479
2480 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
2481 variables for the strip mining.
2482
24832009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2484 Pranav Garg <pranav.garg2107@gmail.com>
2485
2486 * Makefile.in (OBJS-common): Added graphite-blocking.o.
2487 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
2488 (graphite-blocking.o): New rule.
2489 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
2490 * graphite-blocking.c: New.
2491 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
2492 flag_loop_strip_mine.
2493 (psct_scattering_dim_for_loop_depth): New.
2494 * graphite-poly.h (scop_do_strip_mine): Declared.
2495 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
2496 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
2497 flag_loop_strip_mine.
2498
24992009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2500
2501 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
2502 a GMP value and a PPL coefficient at each iteration of a loop.
2503
25042009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2505
2506 * graphite-dependences.c (dependence_polyhedron): Do not use
2507 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
2508 pbb_nb_scattering_transform.
2509 (graphite_legal_transform_dr): Same.
2510 * graphite-poly.c (extend_scattering): Same.
2511 (unify_scattering_dimensions): Same.
2512 (print_scattering_function): Same.
2513 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
2514 PBB_NB_LOCAL_VARIABLES.
2515 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
2516 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
2517 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
2518 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
2519 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
2520 (pbb_nb_scattering_transform): New.
2521 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
2522 (psco_scattering_dim): Add assert on parameters.
2523 (psct_scattering_dim): Same.
2524 (psct_scattering_dim_for_loop_depth): Declared.
2525 (psct_local_var_dim): New.
2526 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
2527 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
2528 correct layout, call pbb_nb_local_vars.
2529 (psct_add_local_variable, psct_add_scattering_dimension): New.
2530 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2531 Initialize PBB_NB_SCATTERING_TRANSFORM.
2532
25332009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2534
2535 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
2536 (set_coef): Renamed ppl_set_coef.
2537 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
2538
25392009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2540
2541 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
2542 test a boolean against 1.
2543 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
2544 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
2545 (pbb_do_interchange): Returns true when a transform has been performed.
2546 (scop_do_interchange): Same.
2547 * graphite-poly.c (apply_poly_transforms): Use the return value of
2548 scop_do_interchange.
2549 * graphite-poly.h (scop_do_interchange): Update declaration.
2550
25512009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
2552
2553 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
2554 after last use.
2555 * sese.c (sese_reset_aux_in_loops): New.
2556 * sese.h (sese_reset_aux_in_loops): New.
2557
25582009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2559
2560 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
2561 multiplier and multiply the constant by the multiplier.
2562 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
2563 (build_poly_dr): Do not use the multiplier to define the subscript.
2564
25652009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2566
2567 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
2568 compiler's data reference. Initialize PDR_CDR.
2569 (print_pdr): Call dump_data_reference.
2570 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
2571 Add compiler_dr field.
2572 (PDR_BB): Renamed PDR_PBB.
2573 (PDR_CDR): New.
2574 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
2575 GCC's data reference representation.
2576 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
2577 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
2578
25792009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2580
2581 * graphite-poly.c (print_scattering_function): Also print the layout.
2582 * graphite-poly.h (pbb_nb_local_vars): New.
2583
25842009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2585
2586 * graphite-poly.c (print_pbb_domain): Also print the layout names.
2587
25882009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2589
2590 * graphite-poly.c (print_pdr, debug_pdr): New.
2591 * graphite-poly.h (print_pdr, debug_pdr): Declared.
2592 (PDR_BASE): Removed.
2593
25942009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2595
45489e99 2596 * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2abae5f1
SP		 2597 ltrans-{1..6,8}.c.
2598
25992009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2600
2601 * graphite-interchange.c (compute_subscript): Allow also -1 in the
2602 subscript identification column.
2603 (pbb_do_interchange): Print to dump_file that some loops "will be
2604 interchanged". Rely on that chain of characters in the testcases.
2605 * gcc.dg/graphite/interchange-0.c: New.
2606 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
2607 interchange-*.c files and compile them with -floop-interchange.
2608
26092009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
2610
2611 * graphite-interchange.c (interchange_profitable_p): Renamed
2612 pbb_interchange_profitable_p.
2613
26142009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2615 Harsha Jagasia <harsha.jagasia@amd.com>
2616 Pranav Garg <pranav.garg2107@gmail.com>
2617
2618 * graphite-interchange.c (interchange_profitable_p): Make static.
2619 (pbb_interchange_loop_depths, pbb_do_interchange,
2620 scop_do_interchange): New.
2621 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
2622 for flag_loop_interchange.
2623 * graphite-poly.h (scop_do_interchange): Declared.
2624 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
2625 flag_loop_interchange is used.
2626
26272009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2628
2629 * graphite-dependences.c (dependence_polyhedron): Update use of
2630 pbb_nb_scattering_dims.
2631 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
2632 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
2633 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
2634 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
2635
26362009-06-16 Sebastian Pop <sebastian.pop@amd.com>
2637
2638 * graphite.c: Cleanup foo.
2639
26402009-06-16 Sebastian Pop <sebastian.pop@amd.com>
2641
2642 * Merge from mainline (r143684:148293).
2643 * Disabled libpcp until it gets fixed.
2644
26452009-06-05 Sebastian Pop <sebastian.pop@amd.com>
2646 Harsha Jagasia <harsha.jagasia@amd.com>
2647
2648 * graphite-interchange.c: New.
2649 * Makefile.in (graphite-interchange.o): New.
2650 * graphite-poly.h (interchange_profitable_p): Declared.
2651 * graphite-ppl.h (value_max): New.
2652
26532009-06-04 Sebastian Pop <sebastian.pop@amd.com>
2654
2655 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2656 * graphite-poly.h: Fix some comments.
2657 (pdr_dim): New.
2658 (pdr_scop): New.
2659
26602009-06-04 Sebastian Pop <sebastian.pop@amd.com>
2661
2662 * graphite-poly.h
2663 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
2664 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
2665 (pdr_accessp_nb_params): Renamed pdr_nb_params.
2666 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
2667 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
2668 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
2669 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
2670 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
2671 * graphite-clast-to-gimple.c: Same.
2672 * graphite-dependences.c: Same.
2673 * graphite-poly.c: Same.
2674 * graphite-sese-to-poly.c: Same.
2675
26762009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2677
2678 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
2679 expressions for an IV rename, as returned by clast_to_gcc_expression.
2680 (copy_renames): Rename new_name to expr.
2681 * sese.c (debug_rename_elt): Same.
2682 (get_rename): Same.
2683 (set_rename): Same.
2684 (sese_adjust_liveout_phis): Call force_gimple_operand before using
2685 the information from the rename map.
2686 (rename_variables_in_stmt): Same.
2687 (add_loop_exit_phis): Rename new_name to expr.
2688 (insert_loop_close_phis): Same.
2689 (add_guard_exit_phis): Same. Call force_gimple_operand.
2690 * sese.h (struct rename_map_elt): Rename new_name to expr.
2691 (new_rename_map_elt): Same.
2692
26932009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2694
2695 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2696 * sese.c (set_rename): Make it extern.
2697 * sese.h (set_rename): Declared.
2698
26992009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2700
2701 * graphite-poly.c (extend_scattering): Free values.
2702 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2703 Free iterators.
2704 (ppl_print_powerset_matrix): Same.
2705 * graphite-scop-detection.c (free_scops_1): New.
2706 (limit_scops): Call free_scops_1.
2707 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2708 (build_poly_dr): Free PPL coefficients.
2709 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2710
27112009-06-02 Sebastian Pop <sebastian.pop@amd.com>
2712
2713 * graphite-dependences.c: New.
2714 * graphite-data-ref.c: Removed.
2715 * graphite-data-ref.h: Removed.
2716 * Makefile.in (graphite-data-ref.o): Removed.
2717 (graphite-dependences.o): Added.
2718 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2719 * graphite-poly.c: Same.
2720 Move the data dependence testing to graphite-dependences.c.
2721
27222009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
2723
2724 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2725 from graphite_cannot_represent_loop. Code refactored.
2726 (scopdet_basic_block_info): Call graphite_can_represent_loop.
2727
27282009-05-17 Li Feng <nemokingdom@gmail.com>
2729
45489e99 2730 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2abae5f1
SP		 2731 Cover all the testcases (not only the filtered ones).
2732
27332009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
2734
2735 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2736 unnecessary check. Update comments. Move check for REAL_TYPE here.
2737 (harmful_stmt_in_bb): Remove checks for conditions. This is already
2738 done in (stmt_simple_for_scop_p).
2739
27402009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
2741
2742 * graphite.c (print_global_statistics): New.
2743 (print_graphite_scop_statistic): New.
2744 (print_graphite_statistics): New.
2745 (graphite_initialize, graphite_transform_loops): Print statistics.
2746 * graphite-scop-detection (build_scops): Print statistics.
2747 (print_graphite_scop_statistics): New.
2748 (print_graphite_statistics): New.
2749
27502009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2751
2752 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2753 (debug_clast_name_index): Removed.
2754 (debug_clast_name_indexes_1): Removed.
2755 (debug_clast_name_indexes): Removed.
2756 (clast_name_index_elt_info): Removed.
2757 (eq_clast_name_indexes): Removed.
2758 (clast_name_to_index): Removed.
2759 (new_clast_name_index): Removed.
2760 (save_clast_name_index): Removed.
2761 (save_var_name): Moved...
2762 (init_sese_params_index): Removed.
2763 (clast_name_to_gcc): Remove use of name_tree.
2764 (initialize_cloog_names): Same.
2765 (gloog): Do not call init_sese_params_index.
2766 * graphite-sese-to-poly.c (save_var_name): ...here.
2767 (parameter_index_in_region): New.
2768 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2769 (parameter_index_in_region): Removed.
2770 (is_parameter): Remove use of name_tree.
2771 * sese.h (struct name_tree): Removed.
2772 (struct sese): Remove use of name_tree. New field params_names.
2773 (SESE_PARAMS_NAMES): New.
2774 (SESE_PARAMS): Remove duplicate.
2775 (parameter_index_in_region): Removed.
2776 (sese_nb_params): Remove use of name_tree.
2777 (struct clast_name_index): New.
2778 (new_clast_name_index): New.
2779 (clast_name_to_index): New.
2780 (save_clast_name_index): New.
2781 (debug_clast_name_index): New.
2782 (debug_clast_name_indexes_1): New.
2783 (debug_clast_name_indexes): New.
2784 (clast_name_index_elt_info): New.
2785 (eq_clast_name_indexes): New.
2786
27872009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2788
2789 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
2790 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
2791 (graphite_loop_normal_form): Do not pass region. Do not
2792 initialize SESE_OLDIVS.
2793 (build_graphite_loop_normal_form): Update call to
2794 graphite_loop_normal_form.
2795 * sese.c (debug_oldivs): Removed.
2796 (new_sese): Do not initialize SESE_OLDIVS.
2797 (free_sese): Do not free SESE_OLDIVS.
2798 (oldiv_for_loop): Removed.
2799 * sese.h (struct sese): Remove old_ivs.
2800 (SESE_OLDIVS): Removed.
2801 (oldiv_for_loop): Removed.
2802
28032009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2804
2805 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
2806 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
2807 replaced by a call to newivs_to_depth_to_newiv.
2808 (clast_to_gcc_expression): Pass newivs, remove ivstack.
2809 (clast_to_gcc_expression_red): Same.
2810 (gcc_type_for_clast_expr): Same.
2811 (gcc_type_for_clast_eq): Same.
2812 (graphite_translate_clast_equation): Same.
2813 (graphite_create_guard_cond_expr): Same.
2814 (graphite_create_new_guard): Same.
2815 (graphite_create_new_loop): Same.
2816 (build_iv_mapping): Same.
2817 (translate_clast): Same.
2818 (gloog): Same.
2819 (loop_iv_stack_patch_for_consts): Removed. *
2820 sese.c (iv_stack_entry_is_constant): Removed.
2821 (iv_stack_entry_is_iv): Removed.
2822 (loop_iv_stack_push_iv): Removed.
2823 (loop_iv_stack_insert_constant): Removed.
2824 (loop_iv_stack_pop): Removed.
2825 (loop_iv_stack_get_iv): Removed.
2826 (loop_iv_stack_get_iv_from_name): Removed.
2827 (debug_loop_iv_stack): Removed.
2828 (free_loop_iv_stack): Removed.
2829 (loop_iv_stack_remove_constants): Removed. *
2830 sese.h (iv_stack_entry_kind): Removed.
2831 (iv_stack_entry_data_union): Removed.
2832 (iv_stack_entry_struct): Removed.
2833 (iv_stack_entry_p): Removed.
2834 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
2835 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
2836 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
2837 loop_iv_stack_pop, free_loop_iv_stack): Removed.
2838 (gbb_loop_at_index): Fix indenting.
2839 (gbb_loop_index): Removed.
2840
28412009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2842
2843 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2844 Call clast_name_to_index.
2845
28462009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2847
2848 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
2849 do not pass params. Get params from SESE_PARAMS.
2850 (clast_to_gcc_expression): Same.
2851 (clast_to_gcc_expression_red): Same.
2852 (gcc_type_for_clast_eq): Same.
2853 (graphite_translate_clast_equation): Same.
2854 (graphite_create_new_loop): Same.
2855 * sese.c (rename_variables_in_stmt): Fix comment.
2856
28572009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2858
2859 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
2860 newivs_index.
2861 Call save_clast_name_index.
2862 (translate_clast): Pass newivs_index.
2863 (gloog): Create and free newivs_index.
2864
28652009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2866
2867 * graphite-clast-to-gimple.c (clast_name_index): New structure.
2868 (clast_name_index_p): New type.
2869 (debug_clast_name_index): New.
2870 (debug_clast_name_indexes_1): New.
2871 (debug_clast_name_indexes): New.
2872 (clast_name_index_elt_info): New.
2873 (eq_clast_name_indexes): New.
2874 (clast_name_to_index): New.
2875 (new_clast_name_index): New.
2876 (save_clast_name_index): New.
2877 (init_sese_params_index): New.
2878 (gloog): Call init_sese_params_index.
2879 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
2880 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
2881 (free_sese): Free SESE_PARAMS_INDEX.
2882 * sese.h (struct sese): Add params_index.
2883 (SESE_PARAMS_INDEX): New.
2884
28852009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2886
2887 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
2888 (graphite_create_new_loop): Pass the newivs vector. Push the
2889 newly created IV to newivs.
2890 (translate_clast): Pass the newivs vector.
2891 (gloog): Create and destroy the newivs vector.
2892
28932009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2894
2895 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
2896 (graphite_loop_normal_form): Initialize loop->aux with the unique
2897 IV that has been created.
2898
28992009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
2900
2901 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
2902 scev with parameters in the base part. They where forbidden
2903 exidently.
2904
29052009-05-11 Li Feng <nemokingdom@gmail.com>
2906
45489e99 2907 * gcc.dg/graphite/graphite.exp: Set different default
2abae5f1 2908 compile options by file names.
45489e99
SP		 2909 * gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
2910 * gcc.dg/graphite/id-{1-9}.c: Ditto.
2911 * gcc.dg/graphite/scop-{0-20}.c: Ditto.
2912 * gcc.dg/graphite/scop-matmult.c: Ditto.
2abae5f1
SP		 2913
29142009-05-08 Li Feng <nemokingdom@gmail.com>
2915
45489e99
SP		 2916 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
2917 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
2918 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
2919 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2abae5f1
SP		 2920
29212009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
2922
2923 * graphite-scop-detection (build_scops_1): Fix little bug introduced
2924 by final cleanup.
2925
29262009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
2927
2928 * graphite-scop-detection.c (graphite_can_represent_scev): Only
2929 allow integer constant strides.
2930 (graphite_can_represent_expr): Depend on outermost_loop.
2931 (stmt_simple_memref_p, graphite_cannot_represent_loop,
2932 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
2933 build_scops_1): Same.
2934 (scopdet_basic_block_info): Same and insert layered SCoP
2935 detection.
2936 (try_generate_gimple_bb): Cleanup.
2937 (build_scops): Enable data references.
2938
45489e99
SP		 2939 * gcc.dg/graphite/id-5.c: New.
2940 * gcc.dg/graphite/id-9.c: New.
2abae5f1
SP		 2941 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
2942 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
2943
29442009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2945
2946 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
2947 that we have not yet built for this SCoP.
2948
29492009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2950
2951 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
2952 for complex numbers.
2953
29542009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2955
2956 * graphite-ppl.c: Fix build if cloog is not available.
2957
29582009-05-04 Li Feng <nemokingdom@gmail.com>
2959
2960 * tree-parloops.c (loop_parallel_p): Remove construction of
2961 NITER and REDUCTION_LIST.
2962 (try_get_loop_niter): New.
2963 (try_create_reduction_list): New.
2964 (parallelize_loops): Bypass the failed checkings in autopar
2965 when can_be_parallel in loop structure is set to true.
2966
29672009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
2968
45489e99
SP		 2969 * gcc.dg/graphite/id-6.c: Update testcase.
2970 * gcc.dg/graphite/scop-3.c: Dito.
2abae5f1
SP		 2971
29722009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
2973
2974 * graphite-scop-detection.c (stmt_simple_for_scop_p):
2975 Enable EQ_EXPR and NE_EXPR again.
2976
29772009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
2978
2979 * graphite-scop-detection.c (graphite_can_represent_scev):
2980 Add check if scev is affine multivariate.
2981 (harmful_stmt_in_bb): Check if we can represent the conditions.
2982 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
2983 harmful_stmt_in_bb.
45489e99 2984 * gcc.dg/graphite/id-7.c: New.
2abae5f1
SP		 2985
29862009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
2987
2988 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
2989 Check all bbs in region, not only the bbs that are represented in
2990 GRAPHITE.
2991 (build_poly_scop): Add newline.
45489e99 2992 * gcc.dg/graphite/id-8.c: New.
2abae5f1
SP		 2993
29942009-04-30 Li Feng <nemokingdom@gmail.com>
2995
2996 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
2997 when loop initialize.
2998 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
2999 * common.opt: Declare flag_graphite_force_parallel.
3000 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
3001 loop parallel.
3002 * graphite-poly.c (apply_poly_transforms): Introduce
3003 flag_graphite_force_parallel.
3004 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
3005 * toplev.c (process_options): ditto and replace a not correctly
3006 encoded space.
3007
30082009-04-30 Li Feng <nemokingdom@gmail.com>
3009
3010 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
3011 Change the call of gbb_loop_at_index and/or gbb_loop_index due
3012 to the redefinition.
3013 (compute_cloog_iv_types_1): ditto.
3014 (build_iv_mapping): ditto.
3015 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
3016 initialization.
3017 (free_gimple_bb): Removed GBB_LOOPS related free part.
3018 (build_bb_loops): Removed.
3019 * sese.h (struct gimple_bb): Removed loops.
3020 (GBB_LOOPS): Removed.
3021 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
3022 (gbb_loop_index): ditto.
3023
30242009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3025
3026 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
3027 allow non constant strides.
45489e99 3028 * gcc.dg/graphite/scop-20.c: New.
2abae5f1
SP		 3029
30302009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3031
3032 * graphite-scop-detection.c (dot_all_scops): Fix system call
3033 return value warning.
3034 (dot_scop): Same.
3035
30362009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3037
45489e99
SP		 3038 * gcc.dg/graphite/id-6.c: Fix pattern.
3039 * gcc.dg/graphite/scop-3.c: Same.
2abae5f1
SP		 3040
30412009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3042
3043 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
3044 build_pairwise_constraint, dr_equality_constraints,
3045 build_pairwise_scheduling_equality,
3046 build_pairwise_scheduling_inequality, lexicographically_gt_p,
3047 build_lexicographically_gt_constraint, dependence_polyhedron,
3048 graphite_legal_transform_dr, graphite_legal_transform_bb,
3049 graphite_legal_transform): New.
3050 * graphite-poly.h (graphite_legal_transform): Declared.
3051 * graphite-sese-to-poly.c (build_poly_scop): Call to
3052 graphite_legal_transform is disabled for the moment.
3053
30542009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3055
3056 * graphite-poly.h (pbb_nb_scattering_dims): New.
3057 (pbb_nb_scattering): Use it.
3058
30592009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3060
3061 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
3062 Pointset_Powerset version of ppl_insert_dimensions.
3063 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
3064
30652009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3066
3067 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
3068
30692009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3070
3071 * graphite-poly.h: Fix comment.
3072
30732009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3074
3075 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
3076
30772009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3078
3079 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
3080 statements.
3081
30822009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3083
3084 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
3085 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
3086 conditions.
3087
30882009-04-20 Sebastian Pop <sebastian.pop@amd.com>
3089
3090 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
3091 handle EQ_EXPR and NE_EXPR.
3092
30932009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
3094
3095 * graphite-poly.h (poly_dr): Fix comment.
3096
30972009-04-09 Sebastian Pop <sebastian.pop@amd.com>
3098 Tobias Grosser <grosser@fim.uni-passau.de>
3099
3100 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
3101 with a zero dimension polyhedron.
3102 (find_scop_parameters): Move the call to scop_set_nb_params here.
3103 (build_loop_iteration_domains): Store in loop->aux the iteration
3104 domain polyhedron.
3105 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
3106 by any loop in scop.
3107 (build_poly_scop): Do not call scop_set_nb_params.
3108
31092009-04-09 Sebastian Pop <sebastian.pop@amd.com>
3110 Tobias Grosser <grosser@fim.uni-passau.de>
3111
3112 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
3113 add_condition_to_domain not GT_EXPR.
3114
31152009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3116
3117 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
3118 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
3119 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
3120 upper_bound_assign to calculate unions.
45489e99 3121 * gcc.dg/graphite/id-6.c: New.
2abae5f1
SP		 3122
31232009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3124
3125 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
3126 handle abnormal edges.
3127
31282009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3129
3130 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
3131 (free_poly_bb): Also free poly_drs.
3132 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
3133 (poly_dr): Polyhedron to Pointset_Powerset.
3134 (pdr_accessp_nb_subscripts): Same.
3135 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
3136 poly_drs.
3137
31382009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3139
3140 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
3141 names into more meaningful names.
3142
31432009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3144
45489e99
SP		 3145 * gfortran.dg/graphite/interchange-1.c: New.
3146 * gfortran.dg/graphite/interchange-2.c: New.
2abae5f1
SP		 3147
31482009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3149
3150 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
3151 the reduction_list.
3152 * tree-parloops.c (rewrite_phi_with_iv): New.
3153 (rewrite_all_phi_nodes_with_iv): New.
3154 (canonicalize_loop_ivs): Call them.
3155
31562009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3157
3158 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
3159 graphite_find_data_references_in_stmt.
3160 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
3161 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
3162
31632009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3164
3165 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
3166
31672009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3168
3169 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
3170 instead of bb_in_region.
3171 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
3172 (build_sese_conditions): Use flag_bb_in_sese.
3173 * sese.c (register_bb_in_sese): Removed.
3174 (new_sese): Remove initialization of SESE_REGION_BBS.
3175 (free_sese): Do not free SESE_REGION_BBS.
3176 * sese.h (struct sese): Remove field region_basic_blocks.
3177 (SESE_REGION_BBS): Removed.
3178 (bb_in_sese_p): Implement in function of bb_in_region.
3179
31802009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3181
3182 * graphite-scop-detection.c (limit_scops): Deal only with single exit
3183 loops.
3184
31852009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
3186
3187 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
3188 and EQ_EXPR.
3189 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
3190 (add_condition_to_domain): New.
3191 (add_condition_to_pbb): New.
3192 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
45489e99 3193 * gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2abae5f1
SP		 3194
31952009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
3196
3197 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
3198 ppl_Pointset_Powerset.
3199 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
3200 * graphite-poly.h (poly_bb): poly_bb.domain Same.
3201 (pbb_nb_loops): Same.
3202 * graphite-sese-to-poly.c (build_loop_iteration_domains,
3203 add_conditions_to_domain): Same.
3204 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
3205 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
3206 ppl_const_Polyhedron_t.
3207 (ppl_print_powerset_matrix): New.
3208 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
3209 ppl_print_powerset_matrix): New.
3210 (ppl_print_polyhedron_matrix): Updated.
3211
32122009-04-07 Sebastian Pop <sebastian.pop@amd.com>
3213
3214 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
3215
32162009-04-07 Sebastian Pop <sebastian.pop@amd.com>
3217
3218 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
3219 (print_iteration_domains, debug_iteration_domain,
3220 debug_iteration_domains): New.
3221 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
3222 debug_iteration_domains): Declared.
3223 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
3224 indenting.
3225
32262009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
3227 Sebastian Pop <sebastian.pop@amd.com>
3228
3229 * graphite-poly.h (print_iteration_domain): New.
3230 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
3231 (build_sese_conditions_1, build_sese_conditions_after,
3232 build_sese_conditions_before): New.
3233 (build_sese_conditions): Rewritten.
3234
32352009-04-03 Sebastian Pop <sebastian.pop@amd.com>
3236 Tobias Grosser <grosser@fim.uni-passau.de>
3237
3238 Cleanup of code generation liveouts.
3239 * graphite-clast-to-gimple.c (translate_clast): Use a single
3240 rename_map instead of one per translated statement.
3241 Do not use SESE_LIVEOUT_RENAMES.
3242 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
3243 (gloog): Do not use SESE_LIVEOUT_RENAMES.
3244 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
3245 phi node of a reduction: when a loop contains a reduction used outside
3246 the loop, there should be a scalar close phi node on the exit block.
3247 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
3248 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
3249 (free_sese): Do not free them.
3250 (sese_build_liveouts_use): Do not use them.
3251 (sese_build_liveouts_bb): Same.
3252 (sese_build_liveouts): Same.
3253 (sese_insert_phis_for_liveouts): Same.
3254 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
3255 (defined_in_loop_p): New.
3256 (alive_after_loop): New.
3257 (close_phi_not_yet_inserted_p): New.
3258 (struct alep, alep_p): New.
3259 (add_loop_exit_phis): Remove from the rename_map all the names defined
3260 in the code generated loop.
3261 (insert_loop_close_phis): Traverse the rename_map passed to it.
3262 Don't use SESE_LIVEOUT_RENAMES.
3263 (default_liveout_before_guard): Renamed default_before_guard.
3264 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
3265 (graphite_copy_stmts_from_block): Do not directly call set_rename.
3266 (register_sese_liveout_renames): Removed.
3267 (copy_bb_and_scalar_dependences): Do not call it.
3268 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
3269 reduction_list.
3270 (SESE_LIVEOUT): Removed.
3271 (SESE_LIVEOUT_RENAMES): Removed.
3272 (SESE_REDUCTION_LIST): Removed.
3273 (sese_build_liveouts): Removed.
3274 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
3275 (insert_loop_close_phis): Pass a htab_t instead of a sese.
3276 (insert_guard_phis): Same.
3277 (rename_map_elt): Declare a VEC of them.
3278 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3279 trees not pointers to trees.
3280
3281 Rewrite in canonical close SSA form:
3282 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
3283 (limit_scops): Close the scop after the block containing the close phi
3284 nodes.
3285 (canonicalize_loop_closed_ssa): New.
3286 (canonicalize_loop_closed_ssa_form): New.
3287 (build_scops): Call canonicalize_loop_closed_ssa_form.
3288
3289 * graphite-sese-to-poly.c: Fix typos.
3290
32912009-04-03 Sebastian Pop <sebastian.pop@amd.com>
3292
3293 * graphite-poly.c (print_scattering_function, print_pbb_domain):
3294 Extended.
3295 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
3296 (print_pbb): Add conditions.
3297
32982009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
3299 Sebastian Pop <sebastian.pop@amd.com>
3300
3301 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
3302 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
3303 (build_scop_bbs_1): New.
3304 (build_scop_bbs): Rewrite.
3305 * sese.h (bb_in_region): New.
3306
33072009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3308
3309 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3310 poly_drs vector.
3311 (print_scop): Style.
3312 * graphite-poly.h (poly_bb): Add drs vector.
3313 (PBB_DRS): Add accessor.
3314 * graphite-sese-to-poly.c (build_poly_dr): New.
3315 (build_pbb_drs, build_scop_drs): New.
3316 (build_poly_scop): call build_scop_drs (Disabled at the moment).
3317
33182009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3319
3320 * tree-ssa-loop.c: Include forgotten toplev.h
3321
33222009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3323
3324 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
45489e99
SP		 3325 * gcc.dg/graphite/pr37883.c: Remove -floop-*
3326 * gcc.dg/graphite/pr37928.c: Same
3327 * gcc.dg/graphite/pr38409.c: Same
3328 * gcc.dg/graphite/pr38498.c: Same
3329 * gcc.dg/graphite/pr38559.c: Same
3330 * gcc.dg/graphite/pr39335.c: Same
3331 * gcc.dg/graphite/pr39335_1.c: Same
3332 * gfortran.dg/graphite/block-2.f: Same
2abae5f1
SP		 3333 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
3334 with -floop-*.
3335
33362009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
3337
3338 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
3339 build_access_matrix, build_scop_data_accesses): Remove access function
3340 building. (We get a new version soon).
3341 (build_bb_loops, scan_tree_for_params_right_scev): Update.
3342 * sese.h (nb_loops_around_loop_in_sese): Remove.
3343 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
3344
33452009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
3346 Sebastian Pop <sebastian.pop@amd.com>
3347
3348 * graphite-scop-detection.c (struct scopdet_info): Rename last
3349 field to exit.
3350 (scopdet_basic_block_info, build_scops_1): Don't use
3351 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
3352
33532009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
3354 Sebastian Pop <sebastian.pop@amd.com>
3355
3356 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
3357 * sese.c (sese_build_liveouts_use): Renamed from
3358 sese_build_livein_liveouts_use. Remove liveins.
3359 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
3360 Call sese_build_liveouts_use.
3361 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
3362 Call sese_build_liveouts_bb.
3363 (new_sese, free_sese): Remove liveins.
3364 (sese_add_exit_phis_var): Deleted.
3365 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
3366 directly.
3367 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
3368
3369 * sese.h (sese): Remove num_ver and livein.
3370 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
3371
33722009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
3373
3374 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
3375
33762009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
3377
3378 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
3379 (build_scop_scattering): Do not use compare_prefix_loops any more.
3380 (nb_common_loops): New.
3381
33822009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3383
3384 * sese.c (get_new_name_from_old_name): Renamed get_rename.
3385 (register_old_and_new_names): Renamed set_rename.
3386
33872009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3388
3389 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
3390 of the decl from the previous commit.
3391
33922009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3393
3394 * graphite-scop-detection.c (dot_scop): New.
3395 * graphite-scop-detection.h (dot_scop): Declared.
3396
33972009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3398
3399 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
3400
34012009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3402
3403 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
3404 condition at the end of the loop.
3405 * graphite.c (graphite_initialize, graphite_finalize): Print to
3406 dump_file the compiled function.
3407 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
3408 of create_empty_loop_on_edge.
3409 (translate_clast): Update the code generation of loops for the new
3410 shape of loops.
3411 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
3412
34132009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3414
3415 Reverted the patch from 2009-03-19.
3416
34172009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
3418
3419 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3420 poly_drs vector.
3421 (print_scop): Style.
3422 * graphite-poly.h (poly_bb): Add drs vector.
3423 (PBB_DRS): Add accessor.
3424 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
3425 (build_access_matrix_with_af, build_access_matrix,
3426 build_scop_data_accesses): Delete.
3427 (build_poly_dr): New.
3428 (build_pbb_drs, build_scop_drs): New.
3429 (build_poly_scop): call build_scop_drs.
3430
34312009-03-13 Sebastian Pop <sebastian.pop@amd.com>
3432
3433 * graphite-scop-detection.c (dot_all_scops_1): Close the table
3434 once per basic block.
3435
34362009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
3437
3438 * graphite-scop-detection.c (graphite_can_represent_scev): New.
3439 (graphite_can_represent_expr): Renamed from loop_affine_expr
3440 and enhanced.
3441 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
3442 (graphite_cannot_represent_loop): Add scop_entry to parameters.
3443 (scopdet_basic_block_info): Actually define entry_block.
3444 (stmt_simple_memref_p): Moved here from ...
3445
3446 * tree-data-ref.c (stmt_simple_memref_p): here.
3447 * tree-data-ref.h (stmt_simple_memref_p): Removed.
3448
34492009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
3450
45489e99 3451 * gcc.dg/graphite/id-4.c: New.
2abae5f1
SP		 3452
34532009-03-12 Sebastian Pop <sebastian.pop@amd.com>
3454
3455 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3456 (register_old_and_new_names): Update the content of the map.
3457 When there was already a rename_map_elt in the map at that
3458 location, free it.
3459 (copy_bb_and_scalar_dependences): Do rename_variables after
3460 expand_scalar_variables.
3461 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3462 of the map. When there was already a rename_map_elt in the
3463 map at that location, free it.
3464 (translate_clast): Pass the rename_map. Do not initialize and free
3465 a rename_map per stmt_user.
3466 (gloog): Initialize and free one rename_map and pass it to
3467 translate_clast.
3468
34692009-03-12 Sebastian Pop <sebastian.pop@amd.com>
3470
3471 * sese.c (expand_scalar_variables_stmt,
3472 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
3473 parameter.
3474 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
3475 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
3476 the gimple_stmt_iterator of the statement to be expanded.
3477 * graphite-scop-detection.c (is_simple_operand): Do handle
3478 REALPART_EXPR.
3479
34802009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3481
3482 * graphite-scop-detection.c (is_simple_operand): Do not handle
3483 REALPART_EXPR.
45489e99 3484 * gcc.dg/graphite/id-2.c: New.
2abae5f1
SP		 3485
3486 * graphite-sese-to-poly.c (build_bb_loops,
3487 add_value_to_dim, scan_tree_for_params_right_scev,
3488 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
3489 find_params_in_bb, build_loop_iteration_domains,
3490 add_conditions_to_domain): Remove subtract.
3491
34922009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3493
3494 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
3495 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
3496 pbb_loop_at_index -> gbb_loop_at_index.
3497 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
3498 (debug_loop_vec): Delete.
3499 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
3500 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
3501 (PBB_LOOPS): Removed.
3502 (PBB_BLACK_BOX): Insert cast.
3503 (pbb_set_black_box): New setter.
3504 (pbb_loop_at_index, pbb_loop_index): Removed.
3505 (scop_set_region, scop_set_nb_params): New.
3506 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
3507 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
3508 (build_poly_scop): Use scop_set_nb_params.
3509 * sese.h (gimple_bb): Add LOOPS.
3510 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
3511
35122009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3513
3514 Revert previous commit.
3515
35162009-03-11 Sebastian Pop <sebastian.pop@amd.com>
3517
3518 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3519 (register_old_and_new_names): Update the content of the map.
3520 When there was already a rename_map_elt in the map at that
3521 location, free it.
3522 (copy_bb_and_scalar_dependences): Do rename_variables after
3523 expand_scalar_variables.
3524 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3525 of the map. When there was already a rename_map_elt in the
3526 map at that location, free it.
3527 (translate_clast): Pass the rename_map. Do not initialize and free
3528 a rename_map per stmt_user.
3529 (gloog): Initialize and free one rename_map and pass it to
3530 translate_clast.
3531
35322009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3533
3534 Remove forgotten line in revert.
3535
35362009-03-11 Sebastian Pop <sebastian.pop@amd.com>
3537
3538 Revert previous commit.
3539
35402009-03-10 Sebastian Pop <sebastian.pop@amd.com>
3541
3542 * sese.c (register_old_and_new_names): Update the content
3543 of the map. When there was already a rename_map_elt in the
3544 map at that location, free it.
3545 (copy_bb_and_scalar_dependences): Do rename_variables after
3546 expand_scalar_variables.
3547 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3548 of the map. When there was already a rename_map_elt in the
3549 map at that location, free it.
3550 (translate_clast): Pass the rename_map. Do not initialize and free
3551 a rename_map per stmt_user.
3552 (gloog): Initialize and free one rename_map and pass it to
3553 translate_clast.
3554
35552009-03-10 Sebastian Pop <sebastian.pop@amd.com>
3556
3557 * graphite-clast-to-gimple.c (translate_clast): context_loop
3558 is never NULL.
3559
35602009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
3561 Sebastian Pop <sebastian.pop@amd.com>
3562
3563 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
3564 of the use of ppl_Polyhedron_map_space_dimensions.
3565
35662009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
3567 Sebastian Pop <sebastian.pop@amd.com>
3568
3569 * graphite-poly.c (unify_scattering_dimensions): Fix types.
3570 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
3571 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
3572 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
3573 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
3574 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
3575 pbb_nb_params): New.
3576 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
3577 nb_loops_around_pbb): Adapt return types.
3578
35792009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
3580
3581 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3582 graphite-clast-to-gimple.o, graphite-data-ref.o,
3583 graphite-scop-detection.o, graphite-poly.o): Add
3584 more headers.
3585
35862009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
3587
3588 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3589 graphite-clast-to-gimple.o, graphite-data-ref.o,
3590 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
3591
35922009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
3593
45489e99
SP		 3594 * gcc.dg/graphite/pr37485.c: Remove -floop-block
3595 * gcc.dg/graphite/pr37828.c: Same.
3596 * gcc.dg/graphite/pr37684.c: Same.
3597 * gcc.dg/graphite/block-0.c: Same.
3598 * gcc.dg/graphite/block-1.c: Same.
3599 * gcc.dg/graphite/block-2.c: Same.
3600 * gcc.dg/graphite/block-3.c: Same.
3601 * gcc.dg/graphite/block-4.c: Same.
3602 * gcc.dg/graphite/block-5.c: Same.
3603 * gcc.dg/graphite/block-6.c: Same.
3604 * gfortran.dg/graphite/pr38083.f90: Same.
3605 * gfortran.dg/graphite/block-1.f90: Same.
3606 * gfortran.dg/graphite/block-3.f90: Same.
3607 * gfortran.dg/graphite/pr37852.f90: Same.
3608 * gfortran.dg/graphite/block-4.f90: Same.
3609 * gfortran.dg/graphite/pr37980.f90: Same.
3610 * gfortran.dg/graphite/pr38953.f90: Same.
3611 * gfortran.dg/graphite/pr37857.f90: Same.
2abae5f1
SP		 3612 * opts.c: Remove -floop-block from -O2.
3613 * graphite-poly.c: Fail if -floop-block -floop-interchange or
3614 -floop-strip-mine are used.
3615
36162009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
3617 Sebastian Pop <sebastian.pop@amd.com>
3618
3619 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
3620 dimensions.
3621 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
3622 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
3623 strip_mine_profitable_p, is_interchange_valid,
3624 graphite_trans_bb_block, graphite_trans_loop_block,
3625 graphite_trans_scop_block): Temporary removed.
3626 (extend_scattering, unify_scattering_dimensions): New.
3627 (print_scattering_function, graphite_read_transforms):
3628 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3629 (graphite_generate_scattering_fns): Removed.
3630 (apply_poly_transforms): Cleanup.
3631 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3632 (schedule_to_scattering): Moved.
3633 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
3634 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
3635 (pbb_nb_scattering): New.
3636 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3637 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
3638 Removed.
3639 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
3640 shift_poly.
3641 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3642 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
3643 -> PBB_TRANSFORMED_SCATTERING.
3644 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
3645 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
3646 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
3647 (check_poly_representation): Do not return bool.
3648 (graphite_transform_loops): Reformat.
3649 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
3650
36512009-03-04 Sebastian Pop <sebastian.pop@amd.com>
3652
3653 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
3654 debug_pbb_domain, debug_pbb, debug_scop): New.
3655 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
3656 debug_pbb_domain, debug_pbb, debug_scop): Declared.
3657
36582009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3659
3660 PR middle-end/39335
3661 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3662 when the type precision of the induction variable should be
3663 larger than the type precision of nit.
3664 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3665 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
3666 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3667
45489e99
SP		 3668 * gcc.dg/graphite/pr39335_1.c: New.
3669 * gcc.dg/graphite/pr39335.c: New.
2abae5f1
SP		 3670
36712009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3672
3673 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3674 SSA_NAMES not struct reduction_info.
3675
36762009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3677
3678 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
3679
36802009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3681 Tobias Grosser <grosser@fim.uni-passau.de>
3682
3683 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
3684 (free_sese): Free SESE_REDUCTION_LIST.
3685 * sese.h (struct sese): Add field reduction_list.
3686 (SESE_REDUCTION_LIST): New.
3687 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
3688 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
3689
36902009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3691 Tobias Grosser <grosser@fim.uni-passau.de>
3692
3693 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
3694 of loop_p.
3695
36962009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3697 Tobias Grosser <grosser@fim.uni-passau.de>
3698
3699 * tree-parloops.c (struct brli, build_reduction_list_info,
3700 analyze_reduction_list, gather_scalar_reductions): New.
3701 (loop_parallel_p): Build a reduction list containing only
3702 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
3703 (gen_parallel_loop): Call the analysis analyze_reduction_list.
3704 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
3705 * tree-flow.h (gather_scalar_reductions): Declared.
3706
37072009-02-26 Sebastian Pop <sebastian.pop@amd.com>
3708
3709 PR middle-end/39308
3710 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
3711 number_of_iterations_exit from a gcc_assert.
3712
37132009-02-25 Sebastian Pop <sebastian.pop@amd.com>
3714 Jan Sjodin <jan.sjodin@amd.com>
3715
3716 * output.h (graphite_out_file, graphite_in_file): Declared.
3717 * toplev.c (graphite_out_file, graphite_in_file): New.
3718 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
3719 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
3720 Don't call schedule_to_scattering.
3721 * common.opt (fgraphite-write, fgraphite-read): New.
3722 * graphite-poly.c: Include output.h.
3723 (print_scattering_function, print_scattering_functions,
3724 debug_scattering_function, debug_scattering_functions,
3725 graphite_write_transforms, graphite_read_transforms,
3726 graphite_generate_scattering_fns): New.
3727 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
3728 Call graphite_generate_scattering_fns, graphite_write_transforms,
3729 graphite_read_transforms.
3730 (new_poly_bb): Initialize PBB_SCATTERING.
3731 (free_poly_bb): Free PBB_SCATTERING.
3732 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
3733 * graphite-poly.h (struct poly_bb): Add field scattering.
3734 (PBB_SCATTERING): New.
3735 (print_scattering_function, print_scattering_functions,
3736 debug_scattering_function, debug_scattering_functions): Declared.
3737 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
3738 GMP values, not integers!
3739 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
3740 ppl_read_polyhedron_matrix): New.
3741 * graphite-ppl.h (ppl_print_polyhedron_matrix,
3742 debug_ppl_polyhedron_matrix,
3743 ppl_read_polyhedron_matrix): Declared.
3744 * Makefile.in (graphite-poly.o): Depends on output.h.
3745
37462009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3747 Tobias Grosser <grosser@fim.uni-passau.de>
3748
3749 Revert this change:
3750 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3751 scalar evolutions in the scop_entry->loop_father.
3752
37532009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3754 Tobias Grosser <grosser@fim.uni-passau.de>
3755
3756 * graphite.h (ref_nb_loops): Remove declaration.
3757 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
3758 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
3759 debug_gbb): Moved to sese.h.
3760 * sese.h: As said.
3761
37622009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3763 Tobias Grosser <grosser@fim.uni-passau.de>
3764
3765 * graphite-data-ref.[ch]: Disable.
3766
37672009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3768 Tobias Grosser <grosser@fim.uni-passau.de>
3769
3770 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3771 scalar evolutions in the scop_entry->loop_father.
3772
37732009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3774
3775 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
3776 (graphite_cannot_represent_loop_niter): Renamed
3777 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
3778 (limit_scops): build_sese_loop_nests does not return a bool.
3779 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
3780 * sese.c (nb_reductions_in_loop): ... from here.
3781 (graphite_loop_normal_form): ... from here.
3782 (sese_record_loop): Does not fail, so does not return a bool.
3783 (build_sese_loop_nests): Same.
3784 * sese.h (build_sese_loop_nests): Update declaration.
3785 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
3786 (build_graphite_loop_normal_form): New.
3787 (gloog): Call build_graphite_loop_normal_form.
3788 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
3789 build_sese_loop_nests.
3790
45489e99 3791 * gcc.dg/graphite/id-1.c: New.
2abae5f1
SP		 3792
37932009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3794 Tobias Grosser <grosser@fim.uni-passau.de>
3795
3796 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
3797 The SCoP detection fix is sufficient.
3798
37992009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3800
3801 PR tree-optimization/39260
3802 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
3803 the basic block contains a condition with a real type.
3804 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
3805
3806 * gcc.dg/graphite/pr39260.c: New.
3807
38082009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3809
3810 * graphite-poly.c: Inlcude params.h.
3811 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
3812 the size of a tile.
3813 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
3814 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
3815
38162009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3817 Tobias Grosser <grosser@fim.uni-passau.de>
3818
3819 * graphite-scop-detection.c (dot_all_scops_1,
3820 dot_all_scops): Moved here.
3821 * graphite-scop-detection.h (dot_all_scops): Declared here.
3822 * graphite.c (graphite_initialize, graphite_finalize): New.
3823 (graphite_transform_loops): Cleaned up.
3824 * sese.c (debug_oldivs): Moved here.
3825 * graphite-poly.c (graphite_apply_transformations): Renamed
3826 apply_poly_transforms.
3827 (debug_loop_vec): Moved here.
3828 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
3829 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
3830 find_scop_parameters, build_scop_iteration_domain,
3831 add_conditions_to_constraints, build_scop_canonical_schedules,
3832 build_scop_data_accesses): Now static.
3833 (build_poly_scop, check_poly_representation): New.
3834
38352009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3836
3837 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
3838 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
3839 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
3840 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
3841 scan_tree_for_params_right_scev, scan_tree_for_params_int,
3842 scan_tree_for_params, struct irp_data, dx_record_params,
3843 find_params_in_bb, find_scop_parameters, gbb_from_bb,
3844 build_loop_iteration_domains, add_conditions_to_domain,
3845 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
3846 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
3847 build_sese_conditions, add_conditions_to_constraints,
3848 build_scop_iteration_domain, build_access_matrix_with_af,
3849 build_access_matrix,
3850 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
3851
3852 * graphite-sese-to-poly.c: New.
3853 * graphite-sese-to-poly.h: New.
3854
3855 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
3856
38572009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3858
3859 * graphite.c: Split graphite code generation to a new file.
3860 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
3861 max_precision_type, clast_to_gcc_expression_red,
3862 clast_to_gcc_expression, gcc_type_for_clast_expr,
3863 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
3864 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
3865 graphite_create_new_guard, clast_get_body_of_loop,
3866 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
3867 graphite_create_new_loop, build_iv_mapping, copy_renames,
3868 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3869 compute_cloog_iv_types, free_scattering, save_var_name,
3870 initialize_cloog_names, build_scop_context, build_cloog_prog,
3871 set_cloog_options, debug_clast_stmt, scop_to_clast,
3872 print_generated_program, debug_generated_program,
3873 gloog): Moved to graphite-clast-to-gimple.c.
3874
3875 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
3876
3877 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
3878 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
3879 loop_iv_stack_pop, loop_iv_stack_get_iv,
3880 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
3881 free_loop_iv_stack, loop_iv_stack_remove_constants,
3882 debug_rename_elt, debug_rename_map_1, debug_rename_map,
3883 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
3884 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
3885 eq_ivtype_map_elts, sese_add_exit_phis_edge,
3886 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
3887 get_vdef_before_sese, sese_adjust_vphi,
3888 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
3889 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
3890 is_iv, expand_scalar_variables_ssa_name,
3891 expand_scalar_variables_expr, expand_scalar_variables_stmt,
3892 expand_scalar_variables, rename_variables, remove_condition,
3893 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
3894 add_loop_exit_phis, insert_loop_close_phis, struct igp,
3895 default_liveout_before_guard, add_guard_exit_phis,
3896 insert_guard_phis, register_old_and_new_names,
3897 graphite_copy_stmts_from_block, register_sese_liveout_renames,
3898 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
3899 if_region_set_false_region, create_if_region_on_edge,
3900 move_sese_in_condition): Moved to sese.c.
3901
3902 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
3903 if_region_exit, if_region_get_condition_block,
3904 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
3905 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
3906 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
3907 ivtype_map_elt, new_ivtype_map_elt,
3908 recompute_all_dominators): Moved to sese.h.
3909
3910 * graphite-clast-to-gimple.c: New.
3911 * graphite-clast-to-gimple.h: New.
3912 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
3913 * sese.c: Modified as said above.
3914 * sese.h: Same.
3915
39162009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3917
3918 * graphite.c: Split scop detection to a new file.
3919 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
3920 move_sd_regions, loop_affine_expr, exclude_component_ref,
3921 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
3922 graphite_cannot_represent_loop_niter, struct scopdet_info,
3923 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
3924 find_single_entry_edge, find_single_exit_edge,
3925 create_single_entry_edge, sd_region_without_exit,
3926 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
3927 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
3928 Moved to graphite-scop-detection.c.
3929
3930 * graphite-scop-detection.c: New.
3931 * graphite-scop-detection.h: New.
3932 * Makefile.in: Add new rule for graphite-scop-detection.o.
3933
3934 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
3935 tree-scalar-evolution.h.
3936 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
3937 build_sese_loop_nests): Moved here from graphite.c.
3938 (param_index): Renamed parameter_index_in_region.
3939
39402009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
3941 Sebastian Pop <sebastian.pop@amd.com>
3942
3943 * gcc.dg/graphite/block-0.c: Expected to fail now.
3944 * gcc.dg/graphite/block-1.c: Same.
3945 * gcc.dg/graphite/block-5.c: Same.
3946 * gcc.dg/graphite/block-6.c: Same.
3947
39482009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
3949 Sebastian Pop <sebastian.pop@amd.com>
3950
3951 * graphite.h: Separate from graphite_bb_p the polyhedral
3952 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
3953 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
3954 graphite-data-ref.h.
3955 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
3956 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
3957 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
3958 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3959 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
3960 scop_nb_params): Moved to graphite-poly.h.
3961 * graphite-data-ref.c: Same.
3962 * graphite-data-ref.h: New.
3963 * graphite.c: Same.
3964 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
3965 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
3966 is_interchange_valid, graphite_trans_bb_block,
3967 graphite_trans_loop_block, scop_max_loop_depth,
3968 graphite_trans_scop_block, graphite_apply_transformations,
3969 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
3970 graphite-poly.c.
3971 * graphite-poly.h: New.
3972 * graphite-poly.c: New.
3973 * Makefile.in (OBJS-common): Add graphite-poly.o.
3974 (graphite-poly.o): New rule.
3975 * tree-data-ref.h (struct data_reference): Remove unused scop field.
3976 (DR_SCOP): Removed.
3977
39782009-02-18 Sebastian Pop <sebastian.pop@amd.com>
3979 Tobias Grosser <grosser@fim.uni-passau.de>
3980
3981 * graphite.c: Replace gb -> gbb.
3982 * graphite.h: Same.
3983 * graphite-data-ref.c: Same.
3984
39852009-02-18 Sebastian Pop <sebastian.pop@amd.com>
3986 Tobias Grosser <grosser@fim.uni-passau.de>
3987
3988 * Makefile.in (OBJS-commmon): Add sese.o.
3989 (sese.o): New.
3990 (graphite.o): Add sese.h.
3991 * graphite.c (bb_in_ss_p, loop_in_sese_p,
3992 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
3993 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
3994 Move to sese.
3995 (block_before_scop): Add missing return.
3996 (new_scop, free_scop): Remove SESE data structures.
3997 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
3998 find_scop_parameters, build_loop_iteration_domains,
3999 add_conditions_to_domain, register_scop_liveout_renames,
4000 copy_bb_and_scalar_dependences): Scop -> SESE.
4001
4002 (add_conditions_to_domain): SCoP -> SESE and remove check
4003 (scop_contains_non_iv_scalar_phi_nodes): New.
4004 (build_scop_conditions_1, build_scop_conditions): Remove check for
4005 non iv scalar phi nodes.
4006 (print_scop_statistics): New.
4007 (graphite_transform_loops): Cleanup.
4008
4009 * graphite.h: Move to sese & cleanup.
4010 * sese.c: New.
4011 * sese.h: New.
4012
40132009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4014 Tobias Grosser <grosser@fim.uni-passau.de>
4015
4016 * graphite.c (build_scop_conditions_1): Conditions are only
4017 at the end of a basic block.
4018
40192009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4020 Tobias Grosser <grosser@fim.uni-passau>
4021
4022 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
4023 field.
4024 (GBB_ALPHA): Removed.
4025
40262009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4027 Tobias Grosser <grosser@fim.uni-passau.de>
4028
4029 * graphite-data-ref.c (graphite_test_dependence): Don't use
4030 GBB_DYNAMIC_SCHEDULE.
4031 * graphite.c (new_graphite_bb): Same.
4032 (free_graphite_bb): Same.
4033 (build_scop_dynamic_schedules): Removed.
4034 (graphite_transform_loops): Don't call it.
4035 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
4036 (GBB_DYNAMIC_SCHEDULE): Removed.
4037
40382009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4039 Tobias Grosser <grosser@fim.uni-passau.de>
4040
4041 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
4042 (print_graphite_bb): Same.
4043 (build_cloog_prog): Same.
4044
40452009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4046 Tobias Grosser <grosser@fim.uni-passau.de>
4047
4048 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
4049
40502009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4051 Tobias Grosser <grosser@fim.uni-passau.de>
4052
4053 * graphite.c (build_scop_context): Don't use CloogMatrix.
4054 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
4055 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
4056
40572009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4058 Tobias Grosser <grosser@fim.uni-passau.de>
4059
4060 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
4061 liveout_renames, add_params fields...
4062 (struct sese): ... here.
4063 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
4064 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
4065
40662009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4067 Tobias Grosser <grosser@fim.uni-passau.de>
4068
4069 * graphite.c (print_scop): Do not print the CLooG program.
4070 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
4071 build_cloog_prog, gloog): Don't use SCOP_PROG.
4072 (find_transform): Renamed scop_to_clast.
4073 (print_generated_program, debug_generated_program): New.
4074 (graphite_transform_loops): Adapt to new interface.
4075 * graphite.h (struct scop): Remove program field.
4076 (SCOP_PROG): Removed.
4077 (print_generated_program, debug_generated_program): Declared.
4078
40792009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4080
4081 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
4082 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
4083 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
4084 free_graphite_bb, build_scop_canonical_schedules,
4085 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
4086 schedules are now represented using a ppl_Linear_Expression_t.
4087 * graphite.h (struct graphite_bb): Same.
4088 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
4089 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
4090
40912009-02-15 Sebastian Pop <sebastian.pop@amd.com>
4092
4093 * graphite.c: Free local memory.
4094 * graphite-ppl.c: Same.
4095
40962009-02-15 Sebastian Pop <sebastian.pop@amd.com>
4097
4098 * graphite.c (const_column_index, get_first_matching_sign_row_index,
4099 get_lower_bound_row, get_upper_bound_row, copy_constraint,
4100 swap_constraint_variables, scale_constraint_variable): Removed.
4101 (graphite_trans_bb_strip_mine): Remove pong.
4102 * graphite-ppl.c: Include missing header files.
4103 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
4104 * graphite-ppl.h (ppl_strip_loop): Declared.
4105 * Makefile.in (graphite-ppl.o): Adjust dependences.
4106
41072009-02-14 Sebastian Pop <sebastian.pop@amd.com>
4108
4109 * graphite.c (build_loop_iteration_domains): Remove ping pong.
4110 (build_scop_iteration_domain): Same.
4111
41122009-02-13 Sebastian Pop <sebastian.pop@amd.com>
4113
4114 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4115 ping pong.
4116 (add_value_to_dim, scan_tree_for_params_right_scev,
4117 scan_tree_for_params_int): New.
4118 * graphite-ppl.c (oppose_constraint): New.
4119 (insert_constraint_into_matrix): Implement missing cases.
4120 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4121
41222009-02-13 Sebastian Pop <sebastian.pop@amd.com>
4123
4124 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4125 use ppl_move_dimension.
4126
41272009-02-12 Sebastian Pop <sebastian.pop@amd.com>
4128
4129 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
4130 * graphite.c: Same.
4131 * graphite.h: Same.
4132 * graphite-ppl.c: Same.
4133 * graphite-ppl.h: Same.
4134
41352009-02-12 Sebastian Pop <sebastian.pop@amd.com>
4136
4137 Revert last 3 commits.
4138
41392009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4140
4141 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4142 ping pong.
4143 (add_value_to_dim, scan_tree_for_params_right_scev,
4144 scan_tree_for_params_int): New.
4145 * graphite-ppl.c (oppose_constraint): New.
4146 (insert_constraint_into_matrix): Implement missing cases.
4147 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4148
41492009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4150
4151 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
4152
41532009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4154 Tobias Grosser <grosser@fim.uni-passau.de>
4155
4156 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4157 use ppl_move_dimension.
4158 * graphite-ppl.c (ppl_move_dimension): New.
4159 * graphite-ppl.h (ppl_move_dimension): Declared.
4160
41612009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4162
4163 * graphite.c: Do not include cloog/cloog.h.
4164 (print_graphite_bb): Remove ping pong, call PPL print function.
4165
41662009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
4167
4168 * Makefile.in (OBJS-common): Add graphite-ppl.o.
4169 (graphite.o): Add dependence on graphite-ppl.h.
4170 (graphite-ppl.o): New.
4171 (graphite-data-ref.c): Ping pong between PPL data structures
4172 and matrices.
4173 * graphite-ppl.c: New.
4174 * graphite-ppl.h: New.
4175 * graphite.c: Include graphite-ppl.h.
4176 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
4177 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
4178 Ping pong between PPL data structures and matrices.
4179 (new_graphite_bb): Create a PPL constraint system.
4180 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
4181 (build_loop_iteration_domains): Use PPL functions.
4182 * graphite.h: Include graphite-ppl.h. Fix comments.
4183 (graphite_bb): Use a ppl_Constraint_System_t instead of
4184 CloogMatrix for representing the domain.
4185 (scop): Remove static_schedule.
4186 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
4187
41882009-02-06 Sebastian Pop <sebastian.pop@amd.com>
4189
4190 * graphite.c: Fix some comments.
4191
41922009-02-05 Sebastian Pop <sebastian.pop@amd.com>
4193
4194 PR middle-end/38953
4195 * graphite.c (if_region_set_false_region): After moving a region
4196 in the false branch of a condition, remove the empty dummy
4197 basic block.
4198 (gloog): Remove wrong fix for PR38953.
4199
42002009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
4201
4202 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
4203 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
4204 register_bb_in_sese, new_sese, free_sese): Moved.
4205 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
4206 outermost_loop_in_scop, build_scop_iteration_domain,
4207 expand_scalar_variables_ssa_name, get_vdef_before_scop,
4208 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
4209 Use loop_in_sese_p instead of loop_in_scop_p.
4210 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
4211 (free_scop): Do not free SCOP_BBS_B.
4212 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
4213 ref_nb_loops): Moved here...
4214 * graphite.h (ref_nb_loops): ... from here.
4215 (struct scop): Remove bbs_b bitmap.
4216 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
45489e99 4217 * gcc.dg/graphite/scop-19.c: New
2abae5f1
SP		 4218
42192009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
4220
4221 * graphite.c (scopdet_basic_block_info): Fix bug in scop
4222 detection.
4223
42242009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
4225
4226 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
4227 eq_loop_to_cloog_loop): Remove.
4228 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
4229 * graphite.h (struct scop): Remove loop2cloog_loop.
4230 (loop_domain_dim, loop_iteration_vector_dim): Remove.
4231
42322009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
4233
4234 * opts.c (decode_options): Only add graphite options to O2
4235 if we compile with graphite enabled.
4236
42372009-01-26 Sebastian Pop <sebastian.pop@amd.com>
4238
4239 * Merge from mainline (r143163:143684).
4240
42412009-01-26 Sebastian Pop <sebastian.pop@amd.com>
4242
4243 * graphite.c (debug_value): Removed.
4244 * graphite.h (debug_value): Removed.
4245
42462009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4247
4248 * passes.c (init_optimization_passes): Do not call pass_copy_prop
4249 after graphite: pass_copy_prop does not maintain a proper loop closed
4250 SSA form. pass_copy_prop should be fixed.
4251
42522009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4253
4254 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
4255
42562009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4257
4258 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
4259 (gloog): Split the exit of the scop when the scop exit is a loop exit.
4260 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
4261 changed the CFG.
4262
42632009-01-20 Sebastian Pop <sebastian.pop@amd.com>
4264
4265 * graphite.c (gloog): Return true when code gen succeeded.
4266 (graphite_transform_loops): Do not call cleanup_tree_cfg if
4267 the code of the function did not changed. After cleanup_tree_cfg
4268 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
4269 form.
4270
42712009-01-19 Sebastian Pop <sebastian.pop@amd.com>
4272
4273 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
4274 gimple_call_lhs is NULL.
4275
42762009-01-16 Sebastian Pop <sebastian.pop@amd.com>
4277 Tobias Grosser <tobi.grosser@amd.com>
4278
4279 * graphite.c (graphite_trans_scop_block): Do not block single
4280 nested loops.
4281
42822009-01-15 Sebastian Pop <sebastian.pop@amd.com>
4283 Tobias Grosser <tobi.grosser@amd.com>
4284
4285 * graphite.c (build_scop_canonical_schedules): Start schedules at
4286 zero.
4287
42882009-01-15 Sebastian Pop <sebastian.pop@amd.com>
4289 Tobias Grosser <tobi.grosser@amd.com>
4290
4291 * graphite.c (compare_prefix_loops): New.
4292 (build_scop_canonical_schedules): Rewritten.
4293 (graphite_transform_loops): Move build_scop_canonical_schedules
4294 after build_scop_iteration_domain.
4295
42962009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4297 Tobias Grosser <tobi.grosser@amd.com>
4298
4299 * graphite.c (add_conditions_to_domain): Add the loops to
4300 the dimension of the iteration domain. Do copy the domain
4301 only when it exists.
4302 (build_scop_conditions_1): Do not call add_conditions_to_domain.
4303 (add_conditions_to_constraints): New.
4304 (can_generate_code_stmt, can_generate_code): Removed.
4305 (gloog): Do not call can_generate_code.
4306 (graphite_transform_loops): Call add_conditions_to_constraints
4307 after building the iteration domain.
4308
43092009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4310 Tobias Grosser <tobi.grosser@amd.com>
4311 Jan Sjodin <jan.sjodin@amd.com>
4312
4313 * graphite.c (scan_tree_for_params): On substractions negate
4314 all the coefficients of the term.
4315 (clast_to_gcc_expression_red): New. Handle reduction expressions
4316 of more than two operands.
4317 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
4318 (get_vdef_before_scop): Handle also the case of default definitions.
4319
43202009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4321
4322 PR middle-end/38431
4323 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
4324 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
4325 (gloog): Do not call cleanup_tree_cfg.
4326 (graphite_transform_loops): Call cleanup_tree_cfg after all
4327 scops have been code generated.
4328
43292009-01-13 Sebastian Pop <sebastian.pop@amd.com>
4330
4331 * passes.c (init_optimization_passes): Schedule after
4332 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
4333
43342009-01-13 Sebastian Pop <sebastian.pop@amd.com>
4335
4336 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
4337 Fix comment.
4338 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
4339 Set the type of an expression to the type of its assign statement.
4340 (expand_scalar_variables_expr): Do not pass loop_p.
4341 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
4342 (copy_bb_and_scalar_dependences): Do not pass loop_p.
4343 (translate_clast): Update call to copy_bb_and_scalar_dependences.
4344
43452009-01-11 Sebastian Pop <sebastian.pop@amd.com>
4346
4347 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
4348 an expression to the gimple_expr_type of its assign statement.
4349 (expand_scalar_variables_expr): Stop recursion on tcc_constant
4350 or tcc_declaration.
4351
43522009-01-11 Sebastian Pop <sebastian.pop@amd.com>
4353
4354 PR tree-optimization/38786
45489e99 4355 * gcc.dg/graphite/pr38786.c: New.
2abae5f1
SP		 4356 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
4357 the SSA_NAME case of expand_scalar_variables_expr.
4358 (expand_scalar_variables_expr): Also gather the scalar computation
4359 used to index the memory access.
4360 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
4361 the gimple_stmt_iterator where it inserts new code.
4362
43632009-01-10 Sebastian Pop <sebastian.pop@amd.com>
4364
45489e99 4365 * gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
2abae5f1
SP		 4366
43672009-01-10 Sebastian Pop <sebastian.pop@amd.com>
4368
4369 * opts.c (decode_options): Enable flag_graphite_identity and
4370 flag_loop_block in -O2 and above.
4371
43722009-01-08 Sebastian Pop <sebastian.pop@amd.com>
4373
4374 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
4375 Fix merge problem: replace with the file from trunk.
4376
43772009-01-08 Sebastian Pop <sebastian.pop@amd.com>
4378
4379 * Merge from mainline (r141727:143163).
4380
43812009-01-07 Sebastian Pop <sebastian.pop@amd.com>
4382 Jan Sjodin <jan.sjodin@amd.com>
4383
4384 PR tree-optimization/38559
45489e99 4385 * gcc.dg/graphite/pr38559.c: New.
2abae5f1
SP		 4386
4387 * graphite.c (debug_value, copy_constraint,
4388 swap_constraint_variables, scale_constraint_variable, ): New.
4389 (get_lower_bound, get_upper_bound): Removed.
4390 (graphite_trans_bb_strip_mine): Clean up this code that works
4391 only for constant number of iterations. Fully copy upper and
4392 lower bound constraints, not only the constant part of them.
4393 * graphite.h (debug_value): Declared.
4394
43952009-01-06 Jan Sjodin <jan.sjodin@amd.com>
4396
4397 PR tree-optimization/38492
4398 PR tree-optimization/38498
4399 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
4400 * tree-chrec.h (scev_is_linear_expression): Declared.
4401 * graphite.c (graphite_cannot_represent_loop_niter): New.
4402 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
4403 (graphite_loop_normal_form): Use gcc_assert.
4404 (scan_tree_for_params): Use CASE_CONVERT.
4405 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
4406 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
4407 Use gcc_assert. Discard scops that contain unhandled cases.
4408 (build_scop_conditions): Return a boolean status for unhandled cases.
4409 (strip_mine_profitable_p): Print the loop number, not its depth.
4410 (is_interchange_valid): Pass the depth of the loop nest, don't
4411 recompute it wrongly.
4412 (graphite_trans_bb_block): Same.
4413 (graphite_trans_bb_block): Print tentative of loop blocking.
4414 (graphite_trans_scop_block): Do not print that the loop has been
4415 blocked.
4416 (graphite_transform_loops): Do not handle scops that contain condition
4417 scalar phi nodes.
4418
45489e99 4419 * gcc.dg/graphite/pr38500.c: Fixed warning as committed
2abae5f1 4420 in trunk.
45489e99
SP		 4421 * gcc.dg/graphite/block-0.c: Update test.
4422 * gcc.dg/graphite/block-1.c: Same.
4423 * gcc.dg/graphite/block-2.c: Remove xfail and test for
2abae5f1 4424 blocking.
45489e99
SP		 4425 * gcc.dg/graphite/block-4.c: Remove test for strip mine.
4426 * gcc.dg/graphite/block-3.c: New.
4427 * gcc.dg/graphite/pr38498.c: New.
2abae5f1
SP		 4428
44292008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
4430
4431 PR tree-optimization/38510
4432 * gcc.dg/graphite/pr38510.c: New.
4433 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
4434 (translate_clast): Call recompute_all_dominators before
4435 graphite_verify.
4436 (gloog): Call recompute_all_dominators before graphite_verify.
4437
44382008-12-12 Sebastian Pop <sebastian.pop@amd.com>
4439
4440 PR tree-optimization/38492
4441 * graphite.c (rename_map_elt, debug_rename_elt,
4442 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
4443 rename_map_elt_info, eq_rename_map_elts,
4444 get_new_name_from_old_name, bb_in_sese_p): Moved around.
4445 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
4446 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
4447 (sese_build_livein_liveouts): New.
4448 (new_sese, free_sese): New.
4449 (new_scop): Call new_sese.
4450 (free_scop): Call free_sese.
4451 (rename_variables_from_edge, rename_phis_end_scop): Removed.
4452 (register_old_new_names): Renamed register_old_and_new_names.
4453 (register_scop_liveout_renames, add_loop_exit_phis,
4454 insert_loop_close_phis, struct igp,
4455 default_liveout_before_guard, add_guard_exit_phis,
4456 insert_guard_phis, copy_renames): New.
4457 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
4458 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
4459 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
4460 (scop_adjust_phis_for_liveouts): New.
4461 (gloog): Call scop_adjust_phis_for_liveouts.
4462
4463 * graphite.h (struct sese): Documented. Added fields liveout,
4464 num_ver and livein.
4465 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
4466 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
4467 (struct scop): Added field liveout_renames.
4468 (SCOP_LIVEOUT_RENAMES): New.
4469
44702008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4471
4472 PR tree-optimization/38409
4473 * gcc.dg/graphite/pr38409.c: New.
4474 * graphite.c (nb_reductions_in_loop): Use simple_iv.
4475
44762008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4477
4478 * graphite.c (gcc_type_for_cloog_iv): By default return
4479 integer_type_node.
4480 (graphite_create_new_loop): Don't fold_convert the already
4481 fold_convert-ed expression.
4482
44832008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
4484
4485 PR tree-optimization/38446
4486 * gcc.dg/graphite/pr38446.c: New.
4487 * graphite.c (register_bb_in_sese): New.
4488 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
4489 looking at the bbs in the region.
4490 * graphite.h (sese): Add region_basic_blocks pointer set to
4491 structure and initialize at the time of defining new scop.
4492
44932008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
4494
4495 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
4496 (find_params_in_bb): Do not free data refs.
4497 (free_graphite_bb): Add FIXME on disabled free_data_refs.
4498
44992008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4500
45489e99
SP		 4501 * gcc.dg/graphite/scop-16.c: Test only scop specific info.
4502 * gcc.dg/graphite/scop-17.c: Same.
4503 * gcc.dg/graphite/block-5.c: New.
4504 * gcc.dg/graphite/block-6.c: New.
4505 * gcc.dg/graphite/pr37485.c: Clean dump file after.
4506 * gcc.dg/graphite/pr37684.c: Same.
4507 * gcc.dg/graphite/block-2.c: Same.
2abae5f1
SP		 4508
4509 * graphite.c (struct ivtype_map_elt): New.
4510 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
4511 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
4512 gcc_type_for_cloog_iv): New.
4513 (loop_iv_stack_patch_for_consts): Use the type of the induction
4514 variable from the original loop, except for the automatically
4515 generated loops, i.e., in the case of a strip-mined loop, in
4516 which case there is no original loop: in that case just use
4517 integer_type_node.
4518 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
4519 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
4520 (clast_name_to_gcc): Accept params to be NULL.
4521 (clast_to_gcc_expression): Take an extra parameter for the type.
4522 Convert to that type all the expressions built by this function.
4523 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
4524 (graphite_translate_clast_equation): Compute the type of the
4525 clast_equation before translating its LHS and RHS.
4526 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
4527 (graphite_create_new_loop): Compute the type of the induction
4528 variable before translating the lower and upper bounds and before
4529 creating the induction variable.
4530 (rename_variables_from_edge, rename_phis_end_scop): New.
4531 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
4532 (sese_add_exit_phis_edge): Do not use integer_zero_node.
4533 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
4534 compute_cloog_iv_types): New.
4535 (gloog): Call compute_cloog_iv_types before starting the
4536 translation of the clast.
4537
4538 * graphite.h (struct graphite_bb): New field cloog_iv_types.
4539 (GBB_CLOOG_IV_TYPES): New.
4540 (debug_ivtype_map): Declared.
4541 (oldiv_for_loop): New.
4542
45432008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
4544
4545 PR middle-end/38459
4546 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
4547 (param_index): Assert if parameter is not know after parameter
4548 detection.
4549 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
4550 (find_scop_parameters): Mark, that we have finished parameter
4551 detection.
4552 (graphite_transform_loops): Move condition detection before parameter
4553 detection.
4554 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
45489e99 4555 * gfortran.dg/graphite/pr38459.f90: New.
2abae5f1
SP		 4556
45572008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
4558
4559 * graphite.c (graphite_transform_loops): Always call find_transform ()
4560 in ENABLE_CHECKING. So we test these code paths, even if we do not
4561 generate code.
4562
45632008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
4564
4565 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
4566 (print_scop): Ditto.
4567
45682008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
4569
4570 PR middle-end/38084
45489e99 4571 Fix gfortran.dg/graphite/id-3.f90.
2abae5f1
SP		 4572 * graphite.c (scopdet_basic_block_info): Fix bug that found some
4573 regions more than once.
4574
45752008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4576
45489e99 4577 Fix gfortran.dg/graphite/id-4.f90.
2abae5f1
SP		 4578 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
4579 when not needed.
4580
45812008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4582
45489e99 4583 Fix gfortran.dg/graphite/id-1.f90.
2abae5f1
SP		 4584 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
4585 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
4586 (max_precision_type): New.
4587 (value_clast): Removed.
4588 (clast_to_gcc_expression): Be more careful to types of expressions.
4589 Use max_precision_type and update use of gmp_cst_to_tree.
4590 (graphite_translate_clast_equation): Use max_precision_type.
4591 (graphite_create_guard_cond_expr): Do not use integer_type_node,
4592 use the type of the condition.
4593 (graphite_create_new_loop): Do not use integer_type_node, use the
4594 max_precision_type of lb and ub.
4595
45962008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4597
4598 * graphite.c (build_scops_1): Initialize open_scop.exit
4599 and sinfo.last.
4600
46012008-12-02 Sebastian Pop <sebastian.pop@amd.com>
4602
45489e99
SP		 4603 * gcc.dg/graphite/pr38084.c: New.
4604 * gfortran.dg/graphite/id-1.f90: New.
4605 * gfortran.dg/graphite/id-2.f90: New.
4606 * gfortran.dg/graphite/id-3.f90: New.
4607 * gfortran.dg/graphite/id-4.f90: New.
4608 * gfortran.dg/graphite/pr37857.f90: New.
2abae5f1
SP		 4609
46102008-12-02 Sebastian Pop <sebastian.pop@amd.com>
4611 Jan Sjodin <jan.sjodin@amd.com>
4612 Harsha Jagasia <harsha.jagasia@amd.com>
4613
4614 PR middle-end/37852
4615 PR middle-end/37883
4616 PR middle-end/37928
4617 PR middle-end/37980
4618 PR middle-end/38038
4619 PR middle-end/38039
4620 PR middle-end/38073
4621 PR middle-end/38083
4622 PR middle-end/38125
4623
45489e99
SP		 4624 * gcc.dg/graphite/pr38073.c: New.
4625 * gcc.dg/graphite/pr37928.c: New.
4626 * gcc.dg/graphite/pr37883.c: New.
4627 * gcc.dg/graphite/pr38125.c: New.
4628 * gfortran.dg/graphite/pr38083.f90: New.
4629 * gfortran.dg/graphite/pr37852.f90: New.
4630 * gfortran.dg/graphite/pr37980.f90: New.
2abae5f1 4631
45489e99 4632 * gcc.dg/graphite/scop-18.c: Remove reduction, test for
2abae5f1
SP		 4633 the number of detected scops. Copy exact same test for loop
4634 blocking...
45489e99 4635 * gcc.dg/graphite/block-1.c: Fix the number of expected
2abae5f1 4636 loops to be blocked as reductions are not handled.
45489e99 4637 * gcc.dg/graphite/block-4.c: ...here. New.
2abae5f1
SP		 4638
4639 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
4640 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
4641 ...here.
4642 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
4643 * Makefile.in (graphite.o): Depend on value-prof.h.
4644 (graphite.o-warn): Removed -Wno-error.
4645 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
4646 to be a NULL pointer. Call update_stmt. Return the newly created
4647 cannonical induction variable.
4648
4649 * graphite.h (debug_rename_map): Declared. Fix some comments.
4650
4651 * graphite.c: Reimplement the code generation from graphite to gimple.
4652 Include value-prof.h.
4653 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
4654 (get_old_iv_from_ssa_name): Removed.
4655 (graphite_stmt_p): New.
4656 (new_graphite_bb): Test for useful statements before building a
4657 graphite statement for the basic block.
4658 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
4659 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
4660 reason.
4661 (recompute_all_dominators, graphite_verify,
4662 nb_reductions_in_loop, graphite_loop_normal_form): New.
4663 (scop_record_loop): Call graphite_loop_normal_form.
4664 (build_scop_loop_nests): Iterate over all the blocks of the
4665 function instead of relying on the incomplete information from
4666 SCOP_BBS. Return the success of the operation.
4667 (find_params_in_bb): Use the data from GBB_DATA_REFS.
4668 (add_bb_domains): Removed.
4669 (build_loop_iteration_domains): Don't call add_bb_domains.
4670 Add the iteration domain only to the basic blocks that have been
4671 translated to graphite.
4672 (build_scop_conditions_1): Add constraints only if the basic
4673 block have been translated to graphite.
4674 (build_scop_data_accesses): Completely disabled until data
4675 dependence is correctly implemented.
4676 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
4677 (remove_all_edges_1, remove_all_edges): Removed.
4678 (get_new_name_from_old_name): New.
4679 (graphite_rename_variables_in_stmt): Renamed
4680 rename_variables_in_stmt. Call get_new_name_from_old_name.
4681 Use replace_exp and update_stmt.
4682 (is_old_iv): Renamed is_iv.
4683 (expand_scalar_variables_stmt): Extra parameter for renaming map.
4684 Use replace_exp and update_stmt.
4685 (expand_scalar_variables_expr): Same. Use the map to get the
4686 new names for the renaming of induction variables and for the
4687 renaming of variables after a basic block has been copied.
4688 (expand_scalar_variables): Same.
4689 (graphite_rename_variables): Renamed rename_variables.
4690 (move_phi_nodes): Removed.
4691 (get_false_edge_from_guard_bb): New.
4692 (build_iv_mapping): Do not insert the induction variable of a
4693 loop in the renaming iv map if the basic block does not belong
4694 to that loop.
4695 (register_old_new_names, graphite_copy_stmts_from_block,
4696 copy_bb_and_scalar_dependences): New.
4697 (translate_clast): Heavily reimplemented: copy basic blocks,
4698 do not move them. Finally, in call cleanup_tree_cfg in gloog.
4699 At each translation step call graphite_verify ensuring the
4700 consistency of the SSA, loops and dominators information.
4701 (collect_virtual_phis, find_vdef_for_var_in_bb,
4702 find_vdef_for_var_1, find_vdef_for_var,
4703 patch_phis_for_virtual_defs): Removed huge hack.
4704 (mark_old_loops, remove_dead_loops, skip_phi_defs,
4705 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
4706 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
4707 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
4708 if_region_get_condition_block, if_region_set_false_region,
4709 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
4710 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
4711 sese_add_exit_phis_edge, sese_add_exit_phis_var,
4712 rewrite_into_sese_closed_ssa): New.
4713 (gloog): Remove dead code. Early return if code cannot be
4714 generated. Call cleanup_tree_cfg once the scop has been code
4715 generated.
4716 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
4717 block loops with less than two loops.
4718 (graphite_apply_transformations): Remove the call to
4719 scop_remove_ignoreable_gbbs.
4720 (limit_scops): When build_scop_loop_nests fails, continue on
4721 the next scop. Fix open_scop.entry.
4722 (graphite_transform_loops): Call recompute_all_dominators: force the
4723 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
4724 Call initialize_original_copy_tables and free_original_copy_tables
4725 to be able to copy basic blocks during code generation.
4726 When build_scop_loop_nests fails, continue on next scop.
4727 (value_clast): New union.
4728 (clast_to_gcc_expression): Fix type cast warning.
4729
47302008-11-09 Sebastian Pop <sebastian.pop@amd.com>
4731
4732 * Merge from mainline (r140838:141727).
4733
47342008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4735
4736 PR middle-end/37833
4737
4738 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
4739
47402008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4741
4742 PR middle-end/37943
4743
4744 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
4745 exits and conditions.
45489e99 4746 * gcc.dg/graphite/pr37943.c: New.
2abae5f1
SP		 4747
47482008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4749
4750 PR middle-end/37886
4751 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
4752
47532008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4754
4755 * doc/invoke.texi: Fix spaces.
4756
47572008-10-22 Sebastian Pop <sebastian.pop@amd.com>
4758
4759 PR tree-optimization/37891
4760 Reverted last commit.
4761 * graphite.c (create_single_entry_edge): Set
4762 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4763
47642008-10-21 Sebastian Pop <sebastian.pop@amd.com>
4765 Mitul Thakkar <mitul.thakkar@amd.com>
4766
4767 * graphite.c (create_single_entry_edge): Set
4768 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4769
47702008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
4771
4772 * doc/invoke.texi: Add -fgraphite-identity.
4773 * graphite.c (graphite_apply_transformations): Check for
4774 -fgraphite-identity.
4775 * toplev.c (process_options): Add flag_graphite_identity.
4776 * tree-ssa-loop.c: Add flag_graphite_identity.
4777
47782008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4779
4780 Undo changes from 2008-10-02:
4781 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4782 operand type when copying the operand to a variable of different type.
4783 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4784 with the IV name after increment.
4785
47862008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4787 Harsha Jagasia <harsha.jagasia@amd.com>
4788
4789 PR tree-optimization/37828
45489e99 4790 * gcc.dg/graphite/pr37828.c: New.
2abae5f1
SP		 4791 * graphite.c (graphite_trans_loop_block): Do not loop block
4792 single nested loops.
4793
47942008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
4795 Sebastian Pop <sebastian.pop@amd.com>
4796
4797 * graphite.c (struct rename_map_elt, new_rename_map_elt,
4798 rename_map_elt_info, eq_rename_map_elts): New.
4799 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
4800 (expand_scalar_variables_expr): Change parameters.
4801 (expand_scalar_variables_stmt): Same.
4802 (expand_scalar_variables): Same.
4803 (graphite_rename_ivs): Rename graphite_rename_variables.
4804 (build_iv_mapping): New.
4805 (translate_clast): Call build_iv_mapping.
4806 * graphite.h (gbb_p): New name.
4807
48082008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
4809
4810 PR tree-optimization/37684
4811 * gcc.dg/graphite/pr37684.c: New.
4812 * graphite.c (exclude_component_ref): New.
4813 (is_simple_operand): Call exclude_component_ref.
4814
48152008-10-02 Jan Sjodin <jan.sjodin@amd.com>
4816 Harsha Jagasia <harsha.jagasia@amd.com>
4817
4818 PR tree-optimization/37485
4819 * gcc.dg/graphite/block-2.c: New
4820 * graphite.c (gmp_cst_to_tree): Moved.
4821 (iv_stack_entry_is_constant): New.
4822 (iv_stack_entry_is_iv): New.
4823 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
4824 (loop_iv_stack_insert_constant): New.
4825 (loop_iv_stack_pop): Use new datatpype.
4826 (loop_iv_stack_get_iv): Same.
4827 (loop_iv_stack_get_iv_from_name): Same.
4828 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
4829 (loop_iv_stack_patch_for_consts): New.
4830 (loop_iv_stack_remove_constants): New.
4831 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
4832 (translate_clast): Call loop_iv_stack_patch_for_consts and
4833 loop_iv_stack_remove_constants.
4834 (gloog): Use new datatype. Redirect construction edge to end
4835 block to avoid accidental deletion.
4836 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
4837 iv stack entry.
4838 (union iv_stack_entry_data): New. Data in iv stack entry.
4839 (struct iv_stack_entry): New. Datatype for iv stack entries.
4840
48412008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4842
4843 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4844 operand type when copying the operand to a variable of different type.
4845
48462008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4847
4848 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4849 with the IV name after increment.
4850
48512008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4852
4853 * Merge from mainline (r140164:140838).
4854
48552008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4856
4857 * graphite-data-ref.c: New.
4858 * graphite.c (print_scop): Also dump the dependence graph.
4859 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
4860 (new_scop): Initialize SCOP_DEP_GRAPH.
4861 (build_scop_dynamic_schedules): New.
4862 (build_access_matrix_with_af): Fixed column numbering.
4863 (graphite_transform_loops): Call build_scop_dynamic_schedules.
4864 * graphite.h: Add ifndef/define guards against multiple inclusion.
4865 (struct scop): Add dep_graph field.
4866 (SCOP_DEP_GRAPH): Defined.
4867 (ref_nb_loops): Fixed and moved to other position.
4868 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
4869 (nb_loops_around_loop_in_scop): New.
4870 (graphite_dump_dependence_graph): Declared.
4871 (graphite_build_rdg_all_levels): Declared.
4872 (graphite_test_dependence): Declared.
4873 * Makefile.in (graphite-data-ref.o): New target.
4874
48752008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4876
4877 * Merge from mainline (139870:140164).
4878
48792008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4880
4881 * Merge from mainline (138275:139870).
45489e99 4882 * gcc.dg/graphite/scop-matmult.c: XFailed as one of
2abae5f1
SP		 4883 the commits from trunk broke the niter detection.
4884
48852008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4886
4887 * graphite.c: Add more documentation. Fix formatting.
4888 (debug_loop_vec, debug_oldivs, loop_iv_stack,
4889 loop_iv_stack_debug): Moved...
4890 (schedule_to_scattering): Move before use.
4891 (dot_all_scops): Include in "#if 0" the code for system
4892 call dotty.
4893
4894 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
4895 loop_iv_stack_debug): ...here.
4896
48972008-08-29 Jan Sjodin <jan.sjodin@amd.com>
4898
4899 * tree-phinodes.c (make_phi_node): Extern.
4900 (add_phi_node_to_bb): New.
4901 (create_phi_node): Call add_phi_node_to_bb.
4902 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4903 (remove_statement): Handle case where stored phi was updated
4904 and is no longer the same.
4905 * graphite.c (is_parameter): New.
4906 (is_old_iv): New.
4907 (expand_scalar_variables_expr): New.
4908 (expand_scalar_variables_stmt): New.
4909 (expand_scalar_variables): New.
4910 (move_phi_nodes): Create new phi instead of moving old one.
4911 (translate_clast): Call expand_scalar_variables.
4912 (find_vdef_for_var_in_bb): Also scan regular definitions.
4913 (skip_phi_defs): New.
4914 (collect_scop_exit_phi_args): New.
4915 (patch_scop_exit_phi_args): New.
4916 (gloog): Patch phis after scop.
4917 * tree-flow.h: (add_phi_node_to_bb): Declared.
4918 (make_phi_node): Declared.
4919
49202008-08-26 Sebastian Pop <sebastian.pop@amd.com>
4921
4922 * graphite.c (end_scop): Split the entry of the scop when it
4923 is the header of the loop in which the scop is ending.
4924 (build_scops_1, limit_scops): Update uses of end_scop.
4925
49262008-08-26 Sebastian Pop <sebastian.pop@amd.com>
4927
4928 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
4929 SCOP_ENTRY or SCOP_EXIT.
4930
49312008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4932
4933 * graphite.c (get_construction_edge): Removed.
4934 (gloog): Construction edge is the scop entry edge.
4935
49362008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4937
4938 * graphite.c (can_generate_for_scop): Removed.
4939 (gloog): Do not call it.
4940
49412008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4942
4943 * graphite.c (new_scop): Entry of a scop is an edge.
4944 Initialize SESE region.
4945 (free_scop): Free SESE region.
4946 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
4947 (split_difficult_bb): New, split from end_scop.
4948 (end_scop): Exit of a scop is an edge.
4949 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
4950 not automatically updated and thus is always wrong.
4951 * graphite.h (struct sese): New.
4952 (SESE_ENTRY): New.
4953 (SESE_EXIT): New.
4954 (struct scop): New field for a SESE region. Remove entry, exit.
4955 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
4956 semantics as before. Moved comment around.
4957
49582008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4959 Sebastian Pop <sebastian.pop@amd.com>
4960
4961 * graphite.c (graphite_transform_loops): Always enable gloog
4962 and find_transform when ENABLE_CHECKING.
4963
49642008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4965
4966 * graphite.c (graphite_transform_loops): Move pretty printer
4967 of SCOPs before doing any transform. Remove call to print_scops
4968 and dot_all_scops_1.
4969
49702008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4971
4972 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
4973 (print_graphite_bb): Same.
4974
49752008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4976
4977 * graphite.c (dot_all_scops_1): Cleanup.
4978 (move_scops): Fix comment.
4979
49802008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4981
4982 * graphite.c (build_scop_bbs): Revert commit 139355:
4983
4984 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4985 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4986
4987 * graphite.c (build_scop_bbs): Factor up code.
4988
49892008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4990
4991 * graphite.c (gloog): Update dominator info.
4992
49932008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4994
4995 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
4996
49972008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4998
4999 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
5000 initialization.
5001 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
5002 (translate_clast): Correct formatting.
5003 * graphite.h (struct num_map): Removed.
5004 (struct graphite_bb): Remove num_map field.
5005 (GBB_INDEX_TO_NUM_MAP): Removed.
5006
50072008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5008
5009 * graphite.c (build_access_matrix_with_af): Fix comments.
5010 (build_scop_data_accesses): Same.
5011
50122008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5013
5014 * graphite.c (build_scop_data_accesses): Don't construct
5015 access matrices. Add a FIXME and an assert condition that
5016 should pass when the access matrices will be needed.
5017
50182008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5019
5020 * tree-data-ref.c (stmt_simple_memref_p): Don't call
5021 really_constant_p.
5022 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
5023 Moved close by free_graphite_bb.
5024 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
5025 (new_scop): Move close by free_scop.
5026 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
5027
50282008-08-22 Jan Sjodin <jan.sjodin@amd.com>
5029
5030 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
5031 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
5032 instead of recursive call.
5033 (graphite_translate_clast_equation): New.
5034 (graphite_create_guard_cond_expr): New.
5035 (graphite_create_new_guard): New.
5036 (get_stack_index_from_iv): Removed.
5037 (graphite_rename_ivs_stmt): Use gbb_loop_index.
5038 (get_true_edge_from_guard_bb): New.
5039 (translate_clast): Handle stmt_guard in clast.
5040 (get_construction_edge): Allow construction edge detection for
5041 a scope entry with multiple predecessors if one predecessor is
5042 the immediate dominator of scope entry.
5043 (can_generate_code_stmt): Enable code generation for clast_guard.
5044 (gloog): Use correct context loop. Removed check for post dominators.
5045 * cfgloop.h (create_empty_if_region_on_edge): Declared.
5046
50472008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5048
5049 * graphite.c (remove_dead_loops): Document better which
5050 loops are removed.
5051
50522008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5053
5054 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
5055 and PPLINC.
5056 (graphite.o): Also depends on pointer-set.h.
5057
50582008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5059
5060 * graphite.c (scop_record_loop): Fix compile warning.
5061
50622008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
5063 Sebastian Pop <sebastian.pop@amd.com>
5064
5065 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
5066
50672008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5068
5069 * graphite.c (build_graphite_bb): Initialize bb->aux to
5070 point to the graphite_bb_p.
5071 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
5072 content of bb->aux.
5073 (add_bb_domains): Does not use the scop parameter.
5074 (graphite_transform_loops): Clean bb->aux at the end.
5075
50762008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5077 Sebastian Pop <sebastian.pop@amd.com>
5078
45489e99 5079 * lib/target-supports.exp
2abae5f1
SP		 5080 (check_effective_target_fgraphite): New.
5081
45489e99 5082 * gcc.dg/graphite/graphite.exp: Early exit when
2abae5f1
SP		 5083 check_effective_target_fgraphite returns false.
5084 Set dg-do-what-default to compile.
5085 (scan-graphite-dump-times): Removed.
45489e99 5086 * gfortran.dg/graphite/graphite.exp: Same.
2abae5f1 5087
45489e99 5088 * gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
2abae5f1 5089 Use scan-tree-dump-times instead of scan-graphite-dump-times.
45489e99
SP		 5090 * gcc.dg/graphite/scop-1.c: Same.
5091 * gcc.dg/graphite/scop-2.c: Same.
5092 * gcc.dg/graphite/scop-3.c: Same.
5093 * gcc.dg/graphite/scop-4.c: Same.
5094 * gcc.dg/graphite/scop-5.c: Same.
5095 * gcc.dg/graphite/scop-6.c: Same.
5096 * gcc.dg/graphite/scop-7.c: Same.
5097 * gcc.dg/graphite/scop-8.c: Same.
5098 * gcc.dg/graphite/scop-9.c: Same.
5099 * gcc.dg/graphite/scop-10.c: Same.
5100 * gcc.dg/graphite/scop-11.c: Same.
5101 * gcc.dg/graphite/scop-12.c: Same.
5102 * gcc.dg/graphite/scop-13.c: Same.
5103 * gcc.dg/graphite/scop-matmult.c: Same.
5104 * gcc.dg/graphite/scop-14.c: Same.
5105 * gcc.dg/graphite/scop-15.c: Same.
5106 * gcc.dg/graphite/block-0.c: Same.
5107 * gcc.dg/graphite/scop-16.c: Same.
5108 * gcc.dg/graphite/block-1.c: Same.
5109 * gcc.dg/graphite/scop-17.c: Same.
5110 * gcc.dg/graphite/scop-18.c: Same.
5111 * gfortran.dg/graphite/block-1.f90: Same.
5112 * gfortran.dg/graphite/scop-1.f: Same.
5113 * gfortran.dg/graphite/block-2.f: Same.
2abae5f1
SP		 5114
51152008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5116
5117 * graphite.c: Fix some XXX comments.
5118 (build_scop_dynamic_schedules): Removed.
5119
51202008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5121
5122 * graphite.h (scop_max_loop_depth): Moved...
5123 * graphite.c (scop_max_loop_depth): ...here.
5124 (remove_all_edges_1): New.
5125 (remove_all_edges): Factored code.
5126 (remove_cond_exprs): Check only the last statement for
5127 a GIMPLE_COND expression.
5128
51292008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5130
5131 * graphite.c (scan_tree_for_params): Early return when the
5132 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
5133 (find_scop_parameters): Factor out code.
5134 (graphite_trans_bb_strip_mine): Remove dead code.
5135
51362008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5137
5138 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
5139 graphite_trans_bb_move_loop): Factor asserts.
5140 (gloog): Perform sanity checks only for ENABLE_CHECKING.
5141 Do not call calculate_dominance_info and estimate_bb_frequencies.
5142
51432008-08-20 Jan Sjodin <jan.sjodin@amd.com>
5144
5145 * graphite.c (create_loops_mapping, free_loops_mapping,
5146 create_loops_mapping_num, debug_loop_mapping_1,
5147 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
5148 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
5149 graphite_loops_mapping_add_child_num,
5150 graphite_loops_mapping_insert_child,
5151 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
5152 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
5153 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
5154 create_num_from_index, get_num_from_index,
5155 swap_loop_mapped_depth): Removed.
5156 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
5157 (free_scop): Do not call free_loops_mapping.
5158 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
5159 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
5160 get_loop_mapped_depth.
5161 (graphite_trans_bb_move_loop): Do not update the loop mapping.
5162 (graphite_trans_bb_strip_mine): Same.
5163 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
5164 (struct scop): Remove field loops_mapping.
5165
51662008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5167 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5168
5169 * graphite.c (scop_record_loop): Factor out one level of the
5170 condition by early return.
5171 (build_scop_loop_nests): Format following FSF coding style.
5172 (build_scop_dynamic_schedules): Factor out code.
5173 (scopdet_bb_info): Reindent. Default case should not be reachable.
5174
51752008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5176 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5177
5178 * graphite.c (loop_affine_expr): Check for DECL_P or struct
5179 assignments that are not handled as simple operands for now.
5180
51812008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5182 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5183
5184 * graphite.c (build_scop_bbs): Factor up code.
5185
51862008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5187 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5188
5189 * graphite.c (stmt_simple_for_scop_p): Factor code out
5190 of the loop.
5191 (enum gbb_type): New. Group all the GBB_* types under it.
5192 (is_loop_exit): Moved...
5193 (end_scop): Enable BB spliting.
5194 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
5195 * cfgloop.h (is_loop_exit): Declared.
5196
51972008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5198
5199 * doc/invoke.texi: Remove strides from examples containing
5200 DO loops when the strides are equal to 1.
5201
52022008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
5203 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5204
5205 * graphite.c (graphite_trans_scop_block): Or the result with
5206 the result from graphite_trans_loop_block.
45489e99
SP		 5207 * gcc.dg/graphite/block-1.c: New.
5208 * gfortran.dg/graphite/block-1.f90: New.
5209 * gfortran.dg/graphite/block-2.f: New.
2abae5f1
SP		 5210
52112008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5212
5213 * graphite.c (graphite_transform_loops): Call cloog_initialize
5214 and cloog_finalize.
5215
52162008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5217
5218 * tree-data-ref.c) (stmt_simple_memref_p): New.
5219 * tree-data-ref.h (stmt_simple_memref_p): Declared.
5220 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
5221 (is_simple_operand): Call stmt_simple_memref_p.
5222
45489e99 5223 * gcc.dg/graphite/scop-matmult.c: Updated for not
2abae5f1
SP		 5224 using pointer arithmetic, as this is optimized by PRE and
5225 makes the code too difficult to analyze.
5226
45489e99 5227 * gcc.dg/graphite/scop-18.c: Same.
2abae5f1
SP		 5228
52292008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5230
5231 * gdbinit.in (pgg): New.
5232
52332008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5234
5235 * graphite.c (graphite_trans_loop_block): Fix warning.
5236
52372008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5238
5239 * graphite.c (graphite_trans_loop_block): Fix my merge error.
5240
52412008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5242
5243 * graphite.c (graphite_trans_bb_block): Remove check for
5244 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
5245 Check if loop blocking is profitable for every loop, before applying
5246 the changes.
5247 (graphite_apply_transformations): Call graphite_trans_bb_block only,
5248 if flag_loop_block is set.
5249
52502008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5251
5252 * graphite.c: Add some more documentation for the loop
5253 mapping.
5254
52552008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5256
5257 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
5258 * graphite.c: Format on less than 80 columns.
5259 * graphite.h: Same.
5260
52612008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5262
5263 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
5264
52652008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5266
5267 * doc/invoke.texi (floop-block, floop-strip-mine,
5268 floop-interchange): Update documentation with examples.
5269
52702008-08-13 Sebastian Pop <sebastian.pop@amd.com>
5271
5272 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
5273 add_referenced_var.
5274 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
5275
52762008-08-13 Sebastian Pop <sebastian.pop@amd.com>
5277
5278 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
5279 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
5280 * tree-scalar-evolution.c: Revert useless changes.
5281 * tree-phinodes.c: Same.
5282 * cfghooks.c: Same.
5283 * vec.h: Same.
5284 * tree-vectorizer.h: Same.
5285 * tree-flow.h: Same.
5286 * tree-cfg.c: Same.
5287 * common.opt (fgraphite): Update documentation.
5288
52892008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
5290
5291 * doc/invoke.texi (-floop-block, -floop-strip-mine,
5292 -floop-interchange): Add more text for explaining what each of these
5293 flags is doing.
5294 * tree-into-ssa.c (gimple_vec): Moved to...
5295 * graphite.c: Include gimple.h.
5296 (gimple_vec): Moved to...
5297 (del_loop_to_cloog_loop): Removed.
5298 (loop_affine_expr): Do not call create_data_ref when the
5299 operand is a constant.
5300 (new_scop): Use free instead of del_loop_to_cloog_loop.
5301 * Makefile.in (graphite.o): Depend on GIMPLE_H.
5302 * gimple.h (gimple_vec): ... here.
5303
53042008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5305
5306 * graphite.c (scopdet_bb_info): Only allow loops with known number of
5307 latch executions.
5308 (build_loop_iteration_domains): Fail, if latch executions unknown.
5309
53102008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5311
5312 * graphite.c (add_conditions_to_domain): New.
5313 (build_scop_conditions_1): Call add_conditions_to_domain.
5314 (set_cloog_options): Allow to disable optimizations.
5315
53162008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5317
5318 * graphite.c (find_params_in_bb): Look for parameters in conditions.
5319 Do not use walk_dominator_tree.
5320 (find_scop_parameters): Do not use walk_dominator_tree.
5321
53222008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5323
5324 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
5325 (idx_record_params): Adapt.
5326 * graphite.h (scop_gimple_loop_depth): New.
5327
53282008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5329
5330 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
5331 (scan_tree_for_params): Remove value_init.
5332 (build_scop_context): Remove value_init.
5333 (build_loop_iteration_domains): Remove value_init.
5334 (schedule_to_scattering): Remove value_init.
5335 (graphite_trans_bb_strip_mine): Remove value_init.
5336
53372008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5338
5339 * gcc/graphite.c (limit_scops): New.
5340 (graphite_transform_loops): Add limit SCoPs.
45489e99
SP		 5341 * gcc.dg/graphite/scop-0.c: Update number of SCoPs.
5342 * gcc.dg/graphite/scop-1.c: Update number of SCoPs.
5343 * gcc.dg/graphite/scop-10.c: Update number of SCoPs.
5344 * gcc.dg/graphite/scop-11.c: Update number of SCoPs.
5345 * gcc.dg/graphite/scop-12.c: Update number of SCoPs.
5346 * gcc.dg/graphite/scop-13.c: Update number of SCoPs.
5347 * gcc.dg/graphite/scop-14.c: Update number of SCoPs.
5348 * gcc.dg/graphite/scop-15.c: Update number of SCoPs.
5349 * gcc.dg/graphite/scop-16.c: Update number of SCoPs.
2abae5f1 5350 Change loop numbers.
45489e99 5351 * gcc.dg/graphite/scop-17.c: Update number of SCoPs.
2abae5f1 5352 Change loop numbers.
45489e99
SP		 5353 * gcc.dg/graphite/scop-18.c: Update number of SCoPs.
5354 * gcc.dg/graphite/scop-2.c: Update number of SCoPs.
5355 * gcc.dg/graphite/scop-3.c: Update number of SCoPs.
5356 * gcc.dg/graphite/scop-4.c: Update number of SCoPs.
5357 * gcc.dg/graphite/scop-5.c: Update number of SCoPs.
5358 * gcc.dg/graphite/scop-6.c: Update number of SCoPs.
5359 * gcc.dg/graphite/scop-7.c: Update number of SCoPs.
5360 * gcc.dg/graphite/scop-8.c: Update number of SCoPs.
5361 * gcc.dg/graphite/scop-9.c: Update number of SCoPs.
5362 * gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
2abae5f1
SP		 5363
53642008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5365
5366 * graphite.c (graphite_transform_loops): Call always find_transform.
5367
53682008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
5369
5370 * graphite.c (free_loops_mapping): New.
5371 (stmt_simple_for_scop_p): Fix typo.
5372 (stmt_simple_for_scop_p): Fix tuples functions, that
5373 broke polyhedron.
5374 (free_graphite_bb): Fix some memleaks.
5375 (free_scop): Fix some memleaks.
5376 (scopdet_bb_info): Do not forget some tmp SCoPs.
5377 (find_params_in_bb): Fix some memleaks.
5378 (clast_to_gcc_expression): Fix warning.
5379
53802008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
5381
45489e99
SP		 5382 * gcc.dg/graphite/scop-16.c: Fix for 32bit.
5383 * gcc.dg/graphite/scop-17.c: Fix for 32bit.
2abae5f1
SP		 5384
53852008-08-04 Sebastian Pop <sebastian.pop@amd.com>
5386
5387 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
5388 Move code ifdef-ed HAVE_cloog...
5389 * graphite.c: Include toplev.h.
5390 ... here.
5391 * Makefile.in (OBJS-common): Always build graphite.o.
5392 (BACKEND): Remove @GRAPHITE@.
5393 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
5394 (graphite.o): Depend on TOPLEV_H.
5395
53962008-08-04 Sebastian Pop <sebastian.pop@amd.com>
5397
5398 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
5399 Remove typo left from polylib to ppl conversion.
5400 * graphite.c (graphite_transforms): Use sorry instead of fatal.
5401
54022008-08-03 Sebastian Pop <sebastian.pop@amd.com>
5403
5404 * toplev.c (process_options): Move the graphite loop optimization
5405 flags...
5406 * tree-ssa-loop.c (graphite_transforms): ... here.
5407 When not configured with CLooG, print to dump_file that
5408 Graphite transforms were not performed.
45489e99 5409 * gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
2abae5f1 5410 New.
45489e99 5411 * gcc.dg/graphite/*.c: Updated all testcases to use
2abae5f1
SP		 5412 scan-graphite-dump-times.
5413
54142008-08-03 Sebastian Pop <sebastian.pop@amd.com>
5415
5416 * graphite.c (dot_scop, dot_all_scops): Do not call system.
5417 Do not open /tmp/scop.dot and /tmp/allscops.dot.
5418
54192008-08-02 Sebastian Pop <sebastian.pop@amd.com>
5420 Jan Sjodin <jan.sjodin@amd.com>
5421
5422 * configure: Regenerated.
5423 * omp-low.c (expand_omp_sections): Remove now unused code.
5424 * config.in (HAVE_polylib): Removed.
5425 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
5426 (PPLLIBS, PPLINC): Added.
5427 * graphite.c: Replace unsigned with int wherever possible.
5428 Don't access Cloog's data structures, but use accessor functions.
5429 Clast's stmt->type is now implemented as a vtable: change the
5430 switches of stmt->type into ifs.
5431 (polylib/polylibgmp.h): Don't include.
5432 (initialize_dependence_polyhedron,
5433 initialize_data_dependence_polyhedron, is_empty_polyhedron,
5434 statement_precedes_p, test_dependence, build_rdg_all_levels,
5435 dump_dependence_graph): Removed until this code is cleaned up
5436 or ported to Cloog.
5437 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
5438 (POLYLIBINC): Renamed PPLINC.
5439
54402008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
5441 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5442 Jan Sjodin <jan.sjodin@amd.com>
5443
5444 Finish the merge and tuplification of graphite.
5445
54462008-07-24 Sebastian Pop <sebastian.pop@amd.com>
5447 Jan Sjodin <jan.sjodin@amd.com>
5448
5449 Partial merge from mainline (138072:138275).
5450 * graphite.c still has to be tuplified.
5451
54522008-07-29 Jan Sjodin <jan.sjodin@amd.com>
5453
5454 * graphite.c (graphite_loops_mapping_max_loop_num): New.
5455 (create_num_from_index): New.
5456 (get_num_from_index): Also pass in the graphite BB.
5457 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
5458 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
5459 (graphite_trans_bb_strip_mine): Call create_num_from_index.
5460 (is_interchange_valid): Return false when failing.
5461 * graphite.h (struct num_map): New.
5462 (struct graphite_bb): New field num_map.
5463 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
5464
54652008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
5466
5467 * graphite.c (dump_gbb_conditions): Print also conditions like
5468 "if (a)". Remove dublicated code and use print_generic_expr ().
5469 (stmt_simple_for_scop_p): Only allow conditions we can handle
5470 {<, <=, >, >=}.
5471
54722008-07-25 Jan Sjodin <jan.sjodin@amd.com>
5473
5474 * graphite.h (struct scop): Removed new_ivs field.
5475 (SCOP_NEWIVS): Deleted.
5476 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
5477 clast_to_gcc_expression, graphite_create_new_loop):
5478 Removed use of new_ivs.
5479
54802008-07-25 Jan Sjodin <jan.sjodin@amd.com>
5481
5482 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
5483 create_loops_mapping_num, debug_loop_mapping_1): New.
5484 (debug_loop_mapping): Call debug_loop_mapping_1.
5485 (get_loop_mapping_for_num,
5486 graphite_loops_mapping_add_child,
5487 graphite_loops_mapping_add_child_num,
5488 graphite_loops_mapping_insert_child,
5489 graphite_loops_mapping_parent,
5490 split_loop_mapped_depth_for_num,
5491 loop_mapped_depth_split_loop): New.
5492 (increment_loop_mapped_depths): Removed.
5493 (swap_loop_mapped_depth_for_num): Reimplemented.
5494 (new_scop): Call create_loops_mapping.
5495 (scop_record_loop): Call graphite_loops_mapping_insert_child.
5496 (translate_clast): Pass the old loop father in parameter, and pass
5497 it to get_old_iv_from_ssa_name.
5498 (remove_edges_around_useless_blocks, can_generate_code_stmt,
5499 can_generate_code, can_generate_for_scop): New.
5500 (graphite_trans_bb_block): Returns false when it fails to transform.
5501 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
5502
55032008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5504
5505 Reverted all the changes related to the streamization and
5506 loop fusion.
5507 These changes are now tracked in the streamization branch.
5508
55092008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5510 Jan Sjodin <jan.sjodin@amd.com>
5511
5512 * graphite.c (gbb_compare): Correctly constify.
5513 (gbb_can_be_ignored): Indent.
5514 (graphite_trans_scop_swap_1and2): Add legality check.
5515 Remove dead FIXMEs.
5516
55172008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5518
5519 Remove fallouts from "Reverted the Condate changes".
5520 * tree.h: Remove unused decl.
45489e99 5521 * gcc.dg/tree-checker: Same.
2abae5f1
SP		 5522 * timevar.def: Remove counter.
5523
55242008-07-24 Sebastian Pop <sebastian.pop@amd.com>
5525
5526 * Merge from mainline (135673:138072).
5527
5528 Reverted the MIRO changes (from 2008-04-05) that are now
5529 tracked in the miro branch.
5530 * tree-bounds.c: Removed.
5531 * tree-bounds.h: Removed.
5532
5533 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
5534 are now tracked in the condate branch.
5535 * tree-check.c: Removed.
5536 * tree-match.c: Removed.
5537 * condate.y: Removed.
5538
55392008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5540
5541 * common.opt: New user flag -floop-block, -floop-strip-mine
5542 and -floop-interchange.
5543 * toplev.c (process_options): Enable -fgraphite pass if any one of the
5544 graphite loop optimization flags is turned on.
5545 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
5546 flag_loop_strip_mine and flag_loop_interchange checks before
5547 optimizations.
5548 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
5549 -floop-strip-mine and -floop-interchange.
45489e99 5550 * gcc.dg/graphite/block-0.c: Add -floop-block and remove
2abae5f1 5551 -fgraphite.
45489e99
SP		 5552 * gcc.dg/graphite/scop-16.c: Ditto.
5553 * gcc.dg/graphite/scop-17.c: Ditto.
5554 * gcc.dg/graphite/scop-18.c: Ditto.
2abae5f1
SP		 5555
55562008-07-23 Jan Sjodin <jan.sjodin@amd.com>
5557 Sebastian Pop <sebastian.pop@amd.com>
5558
5559 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
5560 (create_empty_loop_on_edge): More fixes.
5561 * tree-phinodes.c (resize_phi_node): Extern.
5562 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
5563 * cfghooks.c (update_dominator_information): New split from
5564 split_edge.
5565 * tree-vectorizer.c (rename_variables_in_bb): Extern.
5566 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
5567 successor of the function entry block.
5568
5569 * graphite.c: Include pointer-set.h.
5570 (debug_loop_mapping, increment_loop_mapped_depths,
5571 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
5572 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
5573 swap_loop_mapped_depth_for_num, get_num_from_index,
5574 swap_loop_mapped_depth, loop_iv_stack_debug,
5575 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
5576 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
5577 get_old_iv_from_ssa_name): New.
5578 (new_scop): Initialize SCOP_LOOPS_MAPPING.
5579 (free_scop): Free SCOP_LOOPS_MAPPING.
5580 (scop_record_loop): Record old ivs.
5581 (create_var_name): Removed.
5582 (initialize_cloog_names): Allocate double space in case strip mine
5583 applies to all loops once.
5584 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
5585 (clast_to_gcc_expression): Same. Implement more clast to gimple
5586 translation.
5587 (graphite_create_new_loop): Pass in ivstack.
5588 (remove_all_edges): Pass in the construction_edge.
5589 (graphite_remove_iv): Removed.
5590 (graphite_rename_ivs, graphite_rename_ivs_stmt,
5591 remove_cond_exprs): Rewritten.
5592 (move_phi_nodes): New.
5593 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
5594 (translate_clast): Pass in ivstack. Rewrite some cases.
5595 (set_cloog_options, debug_clast_stmt): New.
5596 (find_transform): Use set_cloog_options.
5597 (outermost_loop_layer): Removed.
5598 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
5599 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
5600 mark_old_loops, remove_dead_loops): New.
5601 (gloog): Rewritten.
5602 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
5603 (const_column_index, get_first_matching_sign_row_index,
5604 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
5605 get_upper_bound): New.
5606 (graphite_trans_bb_strip_mine): Also update the iv map.
5607
5608 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
5609 (struct name_tree): Add a loop field.
5610 (struct scop): Add a graphite_loops_mapping field.
5611 (SCOP_LOOPS_MAPPING): New.
5612 (debug_clast_stmt): Declare.
5613 * lambda.h (find_induction_var_from_exit_cond): Declare.
5614 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
5615 * cfgloop.h (update_dominators_in_loop): Removed declaration.
5616 (create_empty_loop_on_edge): Updated.
5617 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
5618 rename_variables_in_bb): Declare.
5619 * tree-cfg.c (remove_bb): Extern.
5620
45489e99 5621 * gcc.dg/graphite/block-0.c: New.
2abae5f1
SP		 5622
56232008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5624 Sebastian Pop <sebastian.pop@amd.com>
5625
5626 * graphite.c (strip_mine_profitable_p): New.
5627 (graphite_trans_bb_block): Disable strip mining if not profitable.
5628
45489e99
SP		 5629 * gcc.dg/graphite/scop-18.c: New.
5630 * gcc.dg/graphite/scop-17.c: Fixed.
5631 * gcc.dg/graphite/scop-16.c: Fixed.
2abae5f1
SP		 5632
56332008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
5634 Jan Sjodin <jan.sjodin@amd.com>
5635 Sebastian Pop <sebastian.pop@amd.com>
5636
5637 * graphite.c (is_interchange_valid): New.
5638 (graphite_trans_bb_block): Check loop nest of basic block for legality
5639 of interchange.
5640
5641 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
5642 outer_most_loop, gbb_outer_most_loop_index): New.
5643
5644 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
5645 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
45489e99
SP		 5646 * gcc.dg/graphite/scop-16.c: New.
5647 * gcc.dg/graphite/scop-17.c: New.
2abae5f1
SP		 5648
56492008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
5650
5651 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
5652 (graphite_trans_scop_block): Ignore SCoPs without bbs.
5653
56542008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
5655
5656 * graphite.c (new_scop): Initialize SCOP_EXIT.
5657 (scopdet_info): Add.
5658 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
5659 (build_scops_1): Cleanup, bugfixes.
5660 (build_scops): Cleanup.
5661
45489e99
SP		 5662 * gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
5663 * gcc.dg/graphite/scop-15.c: Add SCoP numbers.
2abae5f1
SP		 5664
56652008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5666
45489e99 5667 * gfortran.dg/graphite/scop-1.f: Update to reduced test case.
2abae5f1 5668
45489e99 5669 * gfortran.dg/graphite/graphite.exp: Use
2abae5f1
SP		 5670 DEFAULT_GRAPHITE_FLAGS.
5671
45489e99 5672 * gcc.dg/graphite/scop-15.c: Update to reduced test case.
2abae5f1
SP		 5673
56742008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5675
5676 * graphite.c (scan_tree_for_params): Do not assert any more if
5677 MULT_EXPR parameter is negative.
5678
45489e99 5679 * gfortran.dg/graphite/scop-1.f: New.
2abae5f1 5680
45489e99 5681 * gfortran.dg/graphite/graphite.exp: New.
2abae5f1 5682
45489e99 5683 * gcc.dg/graphite/scop-15.c: New.
2abae5f1
SP		 5684
56852008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5686
5687 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
5688
56892008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5690
5691 * graphite.c (graphite_trans_bb_swap_loops): Rename from
5692 graphite_swap_loops.
5693 (graphite_trans_bb_move_loop): New.
5694 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
5695 (graphite_trans_bb_block): New.
5696 (graphite_trans_loop_block): New.
5697 (graphite_trans_scop_swap_1and2): Rename from
5698 graphite_trans_swap_1and2.
5699 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
5700 (graphite_trans_scop_block): New.
5701 (graphite_apply_transformations): Rename from
5702 graphite_transformations.
5703
45489e99 5704 * gcc.dg/graphite/scop-matmult.c: New.
2abae5f1
SP		 5705
57062008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5707
5708 * graphite.c (gbb_compare): New.
5709 (graphite_sort_gbbs): New.
5710 (gbb_can_be_ignored): New.
5711 (scop_remove_ignoreable_gbbs): New.
5712 (graphite_transformations): Cleanup and add
5713 scop_remove_ignoreable_gbbs.
5714 * lambda.h (lambda_vector_compare): New.
5715
57162008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
5717
5718 * graphite.c (print_graphite_bb): Correct printing of static schedule.
5719 (graphite_swap_loops): int -> unsigned
5720 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
5721 (graphite_transformations): New.
5722 (graphite_transform_loops): Move to graphite_transformations.
5723 * graphite.h (gbb_nb_loops): Return unsigned.
5724
57252008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
5726
5727 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
5728 the domain matrix. This makes scop-0.c work again.
5729
57302008-06-20 Richard Guenther <rguenther@suse.de>
5731
5732 * graphite.h: Adjust copyright to GPLv3.
5733 * graphite.c: Likewise.
5734 (stmt_simple_memref_for_scop_p): Split out from ...
5735 (stmt_simple_for_scop_p): ... here. Fix handling of calls
5736 and simplify.
5737 (get_bb_type): Optimize.
5738 (is_pred): Remove.
5739 (is_bb_addable): Fix memleak, replace is_pred call with
5740 single_pred.
5741 (build_scops): Use current_loops.
5742 (param_index): Fix memleak.
5743
57442008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5745
5746 * graphite.c: Fix formatting.
5747
57482008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5749
5750 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
5751 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
5752 (create_var_name, save_var_name): Newly defined functions.
5753 (initialize_cloog_names): Part of the code factored out to
5754 save_var_name.
5755 (clast_to_gcc_expression): Now handles the case of clast_red_sum
5756 in clast_reduction statement.
5757 (graphite_create_new_loop): Now takes a new parameter
5758 for outer_loop.
5759 (translate_clast): Now also takes the context_loop and bb_exit
5760 parameters. Rewritten the code so that it creates a gimple code
5761 inside the given context.
5762 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
5763 remove_cond_expr, disconnect_cond_expr,
5764 disconnect_virtual_phi_nodes): Newly defined functions.
5765 * graphite.h (struct scop): added old_ivs vector.
5766 SCOP_OLDIVS: New macro.
5767
57682008-06-19 Sebastian Pop <sebastian.pop@amd.com>
5769
5770 * cfgloopmanip.c: Add missing function comments, fix formatting.
5771
57722008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5773
5774 * cfgloopmanip.c (update_dominators_in_loop): Defined.
5775 (create_empty_loop_on_edge): Defined.
5776 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
5777 instead of void.
5778 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
5779 (update_dominators_in_loop): Declared as extern
5780 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
5781
57822008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
5783
5784 * graphite.c (print_graphite_bb): Allow changing number of loops
5785 in SCoP domain.
5786 (initialize_cloog_names): Allow changing number of loops.
5787 (build_cloog_prog): Simplify.
5788 (find_transform): Enable cloog option --strides.
5789 (graphite_swap_loops): New.
5790 (graphite_strip_mine_loop): New.
5791 (graphite_trans_swap_1and2): New.
5792 (graphite_trans_strip): New.
5793 (graphite_transform_loops): Add graphite_trans_strip.
5794 * graphite.h (scop_max_loop_depth): New.
5795
57962008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5797
5798 * graphite.c (build_scop_iteration_domain): Remove forgotten
5799 line. (Fixes compile)
5800
58012008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5802
5803 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
5804 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
5805 (build_bb_loops): New.
5806 (graphite_transform_loops): Add build_bb_loops.
5807 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
5808 numbers.
5809 * graphite.h (graphite_bb): Add loops.
5810 (gbb_nb_loops): New.
5811 (gbb_loop_at_index): New.
5812 (gbb_loop_index): New.
5813 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
5814 using nb_params_in_scop.
5815
58162008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5817
5818 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
5819 (build_scop_canonical_schedules): Build minimized schedule.
5820 (schedule_to_scattering): Adapt to minimized schedule.
5821 * graphite.h (graphite_bb): Add/Update descriptions.
5822
58232008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
5824 Tobias Grosser <grosser@fim.uni-passau.de>
5825
5826 * graphite.c (print_graphite_bb): Add condition printing.
5827 (dump_value): New.
5828 (dump_gbb_conditions): New.
5829 (build_scop_conditions_1): New.
5830 (build_scop_conditions): New.
5831 * graphite.h (graphite_bb): Add conditions.
5832
58332008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5834
5835 * graphite.c (print_graphite_bb):
5836 (free_graphite_bb): New.
5837 (free_scop): Free bbs.
5838 (get_bb_type): Free doms.
5839 (build_scop_context): Free context matrix.
5840 (build_loop_iteration_domains): Remove unused code.
5841 (build_cloog_prog): Free scattering function and blocklist.
5842 (find_transform): Free options.
5843
58442008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
5845
5846 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
5847 Remove unnecessery cloog data structures. Make a copy of the domain
5848 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
5849 unnecessary cloog data structures. Fix memory leaks. Remove insert
5850 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
5851 used.
5852 (build_scop_iteration_domain): Remove unnecessary cloog
5853 data structures. Fix memory leaks.
5854 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
5855 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
5856
58572008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5858
5859 * graphite.c (find_scop_params): Remove initialize_cloog_names.
5860
58612008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5862
5863 * graphite.c (end_scop): Style fix.
5864 (schedule_to_scattering): Style and comment fix.
5865
58662008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5867 * graphite.c (print_graphite_bb): Fix definiton of
5868 schedule_to_scattering.
5869 (initialize_cloog_names): Change nb_scattdims to max loop
5870 depth in SCoP.
5871 (schedule_to_scattering): Take parameter for number of scattering
5872 dimensions.
5873 (build_cloog_prog): Only build as much scattering dimensions as
5874 necessary.
5875
58762008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5877
5878 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
5879 in polyhedron/aermod.f90.
5880
58812008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
5882 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
5883 Harsha Jagasia <harsha.jagasia@amd.com>
5884
5885 * graphite.c (is_bb_addable): Fix segfault.
5886
58872008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
5888
5889 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
5890 with multiple exits and conditional handling in edge cases.
5891 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
5892
45489e99 5893 * gcc.dg/graphite/scop-14.c: New.
2abae5f1
SP		 5894
58952008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
5896 Adrien Eliche <aeliche@isty.uvsq.fr>
5897
5898 * graphite.c (is_bb_addable): Add more comments and enhance
5899 readablity of the source code. Fix memory leak.
5900 (is_loop_exit): Fix memory leak.
5901
59022008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5903
5904 * graphite.c (first_loop_in_scop): Deleted.
5905 (setup_cloog_loop): Only walk the loop chain for inner loops.
5906 (build_scop_iteration_domain): Execute setup_cloog_loop for
5907 all loops in the first layer.
5908
59092008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5910
5911 * graphite.c (scan_tree_for_params): Change the way params are
5912 added to be indepenent of the number of loops.
5913 (setup_cloog_loop): Revert to short matrix format. Fix parameter
5914 handling.
5915 (build_cloog_prog): Revert to short matrix format.
5916
59172008-06-05 Sebastian Pop <sebastian.pop@amd.com>
5918 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
5919
5920 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
5921 warning.
5922
59232008-06-05 Sebastian Pop <sebastian.pop@amd.com>
5924
5925 * graphite.c (nb_data_refs_in_scop): New.
5926 (graphite_transform_loops): Print more stats: number of
5927 loops, basic blocks and data references per scop.
5928
59292008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5930 Jan Sjodin <jan.sjodin@amd.com>
5931
5932 * graphite.c (loop_affine_expr, idx_record_params,
5933 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
5934 instead of instantiate_parameters.
5935
59362008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5937
5938 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
5939 add support for parameters, add STATIC_SCHEDULE at the right places,
5940 cleanup.
5941
59422008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5943
5944 * graphite.c (build_scop_loop_nests): Only add the loops, that
5945 are contained completely in the SCoP.
5946 (build_cloog_prog): Disable scattering, until schedule_to_scattering
5947 and the domains are fixed.
5948 (build_scop_canonical_schedules): Add support for bbs not contained
5949 in any SCoP.
5950
59512008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5952
5953 * graphite.h (scop_contains_loop): Update comments to match
5954 the actual behavior.
5955 (scop_contains_loop): New.
5956 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
5957
59582008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5959
5960 * graphite.c (get_bb_type): On function body, i.e. loop_0,
5961 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
5962 as GBB_COND_HEADER.
5963
59642008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5965 Tobias Grosser <grosser@fim.uni-passau.de>
5966
5967 * graphite.c (graphite_transform_loops): Early return when
5968 there are no loops in the function.
5969
59702008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5971 Jan Sjodin <jan.sjodin@amd.com>
5972
5973 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
5974 offset of the last loop.
5975 (setup_cloog_loop): Copy the entire outer constraint matrix.
5976
59772008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5978 Jan Sjodin <jan.sjodin@amd.com>
5979
5980 * graphite.c (stmt_in_scop_p, function_parameter_p,
5981 invariant_in_scop_p): Removed.
5982 (scan_tree_for_params): Can be used with no constraint
5983 matrix for gathering parameters.
5984 (idx_record_params): Don't use idx_record_param, instead use
5985 scan_tree_for_params.
5986 (find_scop_parameters): Same.
5987 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
5988 Fix the size of loop domains.
5989 (schedule_to_scattering): Exit when the outer loop is not in scop.
5990 (find_transform): Enable build_cloog_prog.
5991
59922008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5993 Jan Sjodin <jan.sjodin@amd.com>
5994
5995 * graphite.c (schedule_to_scattering): Make scattering domains
5996 uniformly of the same size, as required by CLooG 0.14.0 and before.
5997
59982008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5999 Jan Sjodin <jan.sjodin@amd.com>
6000
6001 * graphite.c (schedule_to_scattering): Rewrite, correct the
6002 translation of the scheduling function to scattering.
6003 (build_cloog_prog): Call schedule_to_scattering only once.
6004 * graphite.h (scop_loop_index): Do not fail for loops not
6005 in the scop: return -1.
6006
60072008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
6008
6009 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
6010 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
6011 (setup_cloog_loop): Export GBB_DOMAIN.
6012 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
6013 able to rebuild the original control flow.
6014 * graphite.h (graphite_bb): Add domain field and access macro.
6015 (GBB_DOMAIN): New.
6016
60172008-05-30 Sebastian Pop <sebastian.pop@amd.com>
6018
6019 * graphite.c (debug_gbb): New.
6020 (print_scop, build_graphite_bb): Use SCOP_BBS.
6021 (build_scop_bbs): Reimplemented.
6022 (dfs_bb_in_scop_p): Removed.
6023 (build_scop_loop_nests): Reorder loops inserted in
6024 SCOP_LOOP_NEST: outer loops should come first.
6025 (build_scop_canonical_schedules): Reinitialize at zero
6026 the components of the SCOP_STATIC_SCHEDULE for the loops
6027 that have already been parsed.
6028
6029 * graphite.h (debug_gbb): Declared.
6030
60312008-05-30 Sebastian Pop <sebastian.pop@amd.com>
6032 Jan Sjodin <jan.sjodin@amd.com>
6033
6034 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
6035 (graphite_loop_to_gcc_loop): Removed.
6036 (remove_all_edges): New.
6037 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
6038 (gloog): Remove useless code.
6039
60402008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
6041
6042 * graphite.c (get_bb_type): Reworked. We distinguish between
6043 loops with one or multiple exits.
6044 (is_loop_exit): New.
6045 (is_pred): New.
6046 (is_bb_addable): Rework condition handling, now support for case
6047 case statements and loops with multiple exits.
6048
45489e99
SP		 6049 * gcc.dg/graphite/scop-11.c: New.
6050 * gcc.dg/graphite/scop-12.c: New.
6051 * gcc.dg/graphite/scop-13.c: New.
2abae5f1
SP		 6052
60532008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
6054
6055 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
6056 we have too many colors.
6057
60582008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
6059
6060 * doc/invoke.texi (-ftree-loop-fusion): Document.
6061 * tree-pass.h (pass_loop_fusion): Declared.
6062 * tree-loop-fusion.c: New.
6063 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
6064 * tree-data-ref.c (find_data_references_in_loop): Make extern.
6065 * tree-data-ref.h (find_data_references_in_loop): Declared.
6066 * common.opt (ftree-loop-fusion): Declared.
6067 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
6068
60692008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6070
6071 * graphite.c (build_access_matrix): Fix typo from the merge.
6072
60732008-05-20 Sebastian Pop <sebastian.pop@amd.com>
6074
6075 * Merge from mainline (130800:135673).
6076
60772008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6078
6079 * graphite.c (end_scop): The exit of the scop is not part of the scop.
6080 Update dominators after splitting.
6081
60822008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6083
6084 * graphite.c (is_bb_addable): Return the harmful statement.
6085 Factor up some code.
6086 (end_scop): New. Splits end of scope bbs on a harmful statement.
6087 (build_scops_1): Call end_scop.
6088
60892008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6090
6091 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
6092 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
6093 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
6094 build_scops_1): Removed.
6095 (build_scops_2): Renamed build_scops_1.
6096
60972008-05-06 Sebastian Pop <sebastian.pop@amd.com>
6098
6099 * graphite.c: Fix formatting.
6100
61012008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6102
6103 * graphite.c (get_bb_type): New.
6104 (move_scops): New.
6105 (build_scops_2): New.
6106 (is_bb_addable): New.
6107 (build_scops): Switch the scop detection.
6108 (build_scop_bbs): Add entry bb to scop.
6109 * graphite.h (struct scop): Update comment.
6110
61112008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6112
6113 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
6114 more colors.
6115
61162008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6117
45489e99
SP		 6118 * gcc.dg/graphite/scop-1.c: Update.
6119 * gcc.dg/graphite/scop-2.c: Update.
6120 * gcc.dg/graphite/scop-4.c: Update.
6121 * gcc.dg/graphite/scop-5.c: Add.
6122 * gcc.dg/graphite/scop-6.c: Add.
2abae5f1
SP		 6123
61242008-05-06 Sebastian Pop <sebastian.pop@amd.com>
6125
45489e99
SP		 6126 * gcc.dg/graphite/scop-0.c: Add.
6127 * gcc.dg/graphite/scop-7.c: Add.
6128 * gcc.dg/graphite/scop-8.c: Add.
6129 * gcc.dg/graphite/scop-9.c: Add.
6130 * gcc.dg/graphite/scop-10.c: Add.
2abae5f1
SP		 6131
61322008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6133
6134 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
6135 Check affine expressions depending on the outermost loop
6136 instead of a scop.
6137 (stmt_simple_for_scop_p): Same.
6138 (harmfule_stmt_in_scop): Same.
6139
61402008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
6141
6142 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
6143 mark entry and exit, that are not part of the SCoP and update HTML
6144 formatting.
6145
61462008-04-25 Sebastian Pop <sebastian.pop@amd.com>
6147
6148 * graphite.c (basic_block_simple_for_scop_p): Renamed
6149 harmful_stmt_in_bb.
6150 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
6151 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
6152 (all_preds_visited_p, all_succs_visited_p,
6153 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
6154 scop_end_loop): New.
6155 (build_scops): Do not use dfs_enumerate_from.
6156
45489e99 6157 * gcc.dg/graphite/scop-{1,2,4}.c: Updated.
2abae5f1
SP		 6158
61592008-04-23 Sebastian Pop <sebastian.pop@amd.com>
6160
6161 * graphite.c: Add comments to functions that are missing a
6162 description.
6163 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
6164
61652008-04-23 Sebastian Pop <sebastian.pop@amd.com>
6166
6167 * graphite.c (nb_params_in_scop): Moved...
6168 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
6169 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
6170 (clast_to_gcc_expression): Reduce column size to less than 80.
6171 (graphite_create_iv): Return the new name of the IV.
6172 (find_transform): Set options->esp and options->cpp.
6173 (gloog): Comment out the invalidation of the old loop code.
6174 (initialize_dependence_polyhedron): Replace scop_nb_params with
6175 nb_params_in_scop.
6176
6177 * graphite.h (nb_params_in_scop): ... here.
6178 (scop_nb_params): Removed.
6179 (loop_domain_dim): Return something even when the loop was not
6180 found in the hash table: avoid ICEing on all the graphite.exp
6181 testcases.
6182
61832008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6184
6185 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
6186
6187 * graphite.c (build_scop_dynamic_schedules): Schedule is built
6188 according to nesting level.
6189 (find_scop_parameters): Call instantiate_parameters.
6190 (scan_tree_for_params): Extend it to handle general affine bounds.
6191 Inner loop bound can depend on outer loop induction variable.
6192 (setup_cloog_loop): tmp variable is allocated on stack. Call
6193 instantiate_parameters with respect to outermost_loop_in_scop.
6194 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
6195 graphite.h.
6196 (create_empty_loop): Function loopify should be given edge
6197 probability, instead of edge frequency. Dominance relation from
6198 switch_bb to loop_header.
6199 (clast_to_gcc_expression): Added handling of clast_reduction node.
6200 (gloog): New functionality for removing old loop.
6201 (test_dependence): Factored out from build_rdg_all_levels.
6202 (build_rdg_all_levels): Dependence testing factored out to
6203 test_dependence function.
6204
6205 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
6206 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
6207 from graphite.c
6208
62092008-04-07 Sebastian Pop <sebastian.pop@amd.com>
6210
6211 * graphite.c (free_scop, param_index, initialize_cloog_names,
6212 nb_params_in_scop): Use name_tree map instead of just a tree
6213 for keeping track of the variable name associated to that tree.
6214 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
6215 clast_to_gcc_expression, graphite_create_iv,
6216 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
6217 graphite_stmt_to_gcc_stmt): New.
6218 (gloog): Call these.
6219 * graphite.h (struct name_tree): New.
6220 (struct scop): Use name_tree instead of tree for params.
6221 Store a vector of name_tree for new_ivs.
6222 (SCOP_NEWIVS): New.
6223 (scop_nb_params): Use name_tree instead of tree.
6224
62252008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
6226 Sebastian Pop <sebastian.pop@amd.com>
6227
6228 * tree-bounds.c: New.
6229 * tree-bounds.h: New.
6230 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
6231 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
6232 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
6233 flag_mudflap.
6234 * gcc.c: Same.
6235 * toplev.c: Same.
6236 * c-cppbuiltin.c: Same.
6237 * c-pragma.c: Same.
6238 * common.opt: Same.
6239 * varasm.c: Same.
6240 * tree-outof-ssa.c: Same.
6241 * c-common.c: Same.
6242 * Makefile.in: Same.
6243
62442008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
6245 Sebastian Pop <sebastian.pop@amd.com>
6246
6247 * tree-loop-distribution.c (remaining_stmts,
6248 upstream_mem_writes): Removed static variables.
6249 (copy_loop_before, create_bb_after_loop,
6250 mark_nodes_having_upstream_mem_writes, free_rdg_components,
6251 rdg_build_components, rdg_build_partitions,
6252 dump_rdg_partitions): Extern.
6253 (generate_loops_for_partition, generate_code_for_partition): Do not
6254 return a bool.
6255 (already_processed_vertex_p, predecessor_has_mem_write,
6256 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
6257 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
6258 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
6259 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
6260 Pass remaining_stmts and upstream_mem_writes as parameters.
6261 (rdg_component): Moved...
6262 (build_rdg_partition_for_component): Do not aggregate components when
6263 flag_streamize_loops is set.
6264 (gen_sequential_loops): New.
6265 (ldist_gen): Call gen_sequential_loops.
6266
6267 * tree-pass.h (pass_loop_streamization): Declared.
6268
6269 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
6270 basic blocks when loops structures exist.
6271
6272 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
6273
6274 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
6275
6276 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6277 eliminate_local_variables_stmt, eliminate_local_variables,
6278 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6279 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6280 of code delimited by two edges in the CFG.
6281 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6282 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6283 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6284 the case of parallelisation of reductions.
6285 (create_loop_fn): Extern.
6286 (create_omp_parallel_region): New.
6287
6288 * tree-data-ref.c (dump_data_dependence_relation): Don't call
6289 dump_data_reference for printing dra and drb.
6290 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
6291 RDGE_RELATION.
6292 (build_rdg): Don't call free_dependence_relations for the moment, as
6293 we attach dependence relations on each edge of the RDG.
6294 To be fixed later.
6295
6296 * tree-data-ref.h (rdg_component): ...here.
6297 (struct rdg_edge): New field ddr_p relation.
6298 (RDGE_RELATION): New.
6299 (create_bb_after_loop, copy_loop_before,
6300 mark_nodes_having_upstream_mem_writes, rdg_build_components,
6301 rdg_build_partitions, dump_rdg_partitions,
6302 free_rdg_components): Declared.
6303
6304 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
6305 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
6306
6307 * tree-loop-streamization.c: New.
6308
6309 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
6310 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
6311
6312 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
6313
6314 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6315
6316 * passes.c: Schedule pass_loop_streamization.
6317
63182008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
6319
6320 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
6321 update comment.
6322
63232008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
6324
6325 * graphite.c (dot_all_scops): Update formatting.
6326 Bbs can now be part of more than one SCoP.
6327
63282008-03-04 Sebastian Pop <sebastian.pop@amd.com>
6329
6330 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
6331 malloc problems.
6332 (loop_domain_dim): Check for unregistered toplev SCOP loop.
6333 * graphite.h (loop_to_cloog_loop): New.
6334
63352008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6336
6337 * graphite.c (loop_domain_dim, ref_nb_loops,
6338 loop_iteration_vector_dim): New.
6339 (build_access_matrix_with_af, build_access_matrix,
6340 initialize_dependence_polyhedron): Fixed for new matrix layout.
6341 No longer assume that all iteration domains are of the same
6342 dimensionality.
6343
63442008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6345
6346 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6347 defined in a loop at depth 0 is invariant.
6348 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6349 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6350 be called at loop depth 0.
6351
6352 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
6353 a parameter.
6354 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
6355 (down_open_scop): Removed.
6356 (loop_in_scop_p): Redefined.
6357 (scop_affine_expr): New argument: scop.
6358 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
6359 a harmful statement ending a scop.
6360 (basic_block_simple_for_scop_p): New argument: scop.
6361 (get_loop_start): Removed.
6362 (new_scop): Initialize SCOP_LOOPS.
6363 (free_scop): Free SCOP_LOOPS.
6364 (succs_at_same_depth, preds_at_same_depth): New.
6365 (end_scop): Test the validity of a scop.
6366 (add_dominators_to_open_scops): New.
6367 (test_for_scop_bound): Call add_dominators_to_open_scops.
6368 Add cases for opening and closing multiple scops.
6369 (build_scops, build_scop_bbs): Iterate over basic blocks in
6370 depth first order.
6371 (build_graphite_bb): Pass scop directly.
6372 (dfs_bb_in_scop_p): New.
6373 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
6374 several times.
6375 (nb_loops_around_gb): Use loop_in_scop_p.
6376 (schedule_to_scattering): Disabled for the moment the code computing
6377 the "textual order for outer loop".
6378
6379 * graphite.h (struct scop): New field loops.
6380 (SCOP_LOOPS): New.
6381 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
6382
45489e99 6383 * gcc.dg/graphite/scop-{1,...,7}.c: Updated.
2abae5f1
SP		 6384
63852008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
6386 Sebastian Pop <sebastian.pop@amd.com>
6387
6388 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
6389 * common.opt (fstreamize-loops): New.
6390 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
6391 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
6392 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
6393 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
6394
63952008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6396
6397 * tree-data-ref.c (build_empty_rdg): New.
6398 (build_rdg): Use it.
6399 * tree-data-ref.h (build_empty_rdg): Declared.
6400 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
6401 (find_vertex_for_stmt): Removed.
6402 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
6403
64042008-02-21 Sebastian Pop <sebastian.pop@amd.com>
6405
6406 * tree-loop-distribution.c (generate_builtin): After cancelling the
6407 loop tree, also delete basic blocks.
6408 (rdg_flag_uses): Stop recursion when a vertex has already been
6409 processed.
6410
64112008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6412
6413 * graphite.c (build_scop_alpha): Removed.
6414 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
6415 and dump_dependence_graph to avoid compiler warnings.
6416
64172008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6418
6419 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
6420 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
6421 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
6422 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
6423 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
6424 (initialize_dependence_polyhedron, find_vertex_for_stmt,
6425 initialize_data_dependence_polyhedron, is_empty_polyhedron,
6426 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
6427 dump_dependence_graph): New.
6428 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
6429 (GBB_ALPHA): New.
6430 (struct scop): New field loop2cloog_loop.
6431 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
6432 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
6433
64342008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6435
6436 * graphite.c (build_graphite_bb): Fix initialization
6437 of the graphite basic block.
6438
64392008-02-05 Sebastian Pop <sebastian.pop@amd.com>
6440
6441 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
6442 loop domain matrix. Pass in the number of loops contained in the
6443 constraint matrix.
6444 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
6445 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
6446 loops that are not surrounding the current loop are not represented
6447 in the domain constraint matrix.
6448 (build_scop_iteration_domain): Initial domain constraint matrix
6449 contains only the eq/ineq, cst, and scop parameters columns.
6450
64512008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6452
6453 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
6454 (print_graphite_bb): Print scattering.
6455
64562008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6457
6458 * graphite.c (initialize_cloog_names): Initialize names of
6459 scattering variables.
6460
64612009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6462
6463 * graphite.c (dot_all_scops_1): Disable debug output while
6464 printing graph.
6465
64662008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6467
6468 * graphite.c (find_transform): Change cloog output language to C.
6469
64702008-01-27 Sebastian Pop <sebastian.pop@amd.com>
6471
6472 * tree-loop-distribution.c (generate_memset_zero,
6473 generate_builtin, generate_code_for_partition,
6474 rdg_flag_all_uses): New.
6475 (rdg_flag_uses): Gather in the same partition the statements defining
6476 the VUSES of the current statement.
6477 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
6478 Gather in the same partition not only the stores to the same memory
6479 access, but also the reads.
6480 (ldist_generate_loops): Renamed ldist_gen.
6481
64822008-01-24 Sebastian Pop <sebastian.pop@amd.com>
6483 Tobias Grosser <grosser@fmi.uni-passau.de>
6484
6485 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
6486 next pointer, don't use the inner pointer.
6487
64882008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
6489
6490 * graphite.c (dot_all_scops, dot_all_scops_1): New.
6491 (find_transform): Call dot_all_1.
6492 * graphite.h (dot_all_scops): Declared.
6493
64942007-12-14 Sebastian Pop <sebastian.pop@amd.com>
6495
6496 * tree-loop-distribution.c: Fix apsi.f ICE.
6497 (create_bb_after_loop): New.
6498 (generate_loops_for_partition): Use it.
45489e99 6499 * gfortran.dg/ldist-1.f90: New.
2abae5f1
SP		 6500
6501 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
6502 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
6503
65042007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6505
6506 * graphite.c (find_transform): Dump cloog program sent to cloog.
6507
65082007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6509
6510 * graphite.c (initialize_cloog_names): Initialize cloog
6511 iterator names.
6512
65132007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6514
6515 * graphite.c (build_scop_context): Fix typo, for the matrix
6516 format: insert '0 >= 0' instead of '-1 >= 0'.
6517
65182007-12-13 Sebastian Pop <sebastian.pop@amd.com>
6519
6520 * Fix merge problems.
6521
65222007-12-13 Sebastian Pop <sebastian.pop@amd.com>
6523
6524 * graphite.c (setup_cloog_loop): Fix typo.
6525
65262007-12-12 Sebastian Pop <sebastian.pop@amd.com>
6527
6528 * doc/invoke.texi (-ftree-loop-distribution): Documented.
6529 * tree-loop-distribution.c: Reimplemented.
6530 * tree-pass.h (pass_loop_distribution): New.
6531 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
6532 print_loops.
6533 * graphds.h (struct graph): New field indexes.
6534 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6535
6536 * tree-vect-analyze.c: Remove declaration of static functions when not
6537 needed.
6538 * tree-vectorizer.c: Same.
6539 (rename_variables_in_loop): Now extern.
6540 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
6541 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
6542 calling redirect_edge_and_branch_force.
6543
6544 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6545
6546 * tree-data-ref.c: Don't include tree-chrec.h.
6547 (debug_data_dependence_relations): New.
6548 (dump_data_dependence_relation): Call dump_data_reference on data refs
6549 in the relation.
6550 (same_access_functions): Moved...
6551 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6552 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6553 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6554 struct rdg_vertex_info, ): New.
6555 (create_rdg_edge_for_ddr): Compute the dependence level before looking
6556 at DDR_REVERSED_P.
6557 (create_rdg_vertices): Initialize the htab of graph->indexes.
6558 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
6559 (stmts_from_loop): Don't save LABEL_EXPR.
6560 (hash_stmt_vertex_info, eq_stmt_vertex_info,
6561 hash_stmt_vertex_del): New.
6562 (build_rdg): Initialize rdg->indexes.
6563 (free_rdg, stores_from_loop, ref_base_address,
6564 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6565 have_similar_memory_accesses_1, ref_base_address_1,
6566 remove_similar_memory_refs): New.
6567
6568 * tree-data-ref.h: Include tree-chrec.h.
6569 (debug_data_dependence_relations): Declared.
6570 (same_access_functions): ...here. Now static inline.
6571 (ddr_is_anti_dependent, ddrs_have_anti_deps,
6572 ddr_dependence_level): New.
6573 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
6574 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
6575 RDG_MEM_READS_STMT): New.
6576 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6577 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6578 rdg_vertex_for_stmt): Declared.
6579 (struct rdg_edge): New field level.
6580 (RDGE_LEVEL, free_rdg): New.
6581 (stores_from_loop, remove_similar_memory_refs,
6582 rdg_defs_used_in_other_loops_p,
6583 have_similar_memory_accesses): Declared.
6584 (rdg_has_similar_memory_accesses): New.
6585
6586 * lambda.h (dependence_level): New.
6587 * common.opt (ftree-loop-distribution): New.
6588 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
6589 (print_loop_ir): Renamed print_loops.
6590 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
6591 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
6592 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
6593 (tree-loop-distribution.o): Added.
6594 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6595 (mark_virtual_ops_in_bb): New.
6596 (print_loops_bb, debug_loop_num, debug_loop): New.
6597 * passes.c: Scheduled pass_loop_distribution.
6598
65992007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6600
6601 * graphite.c (scan_tree_for_params): Correct the number of columns
6602 for polylib format.
6603 (nb_flat_iterator): New.
6604 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
6605 (build_scop_iteration_domain): Correct the number of columns for
6606 polylib format.
6607
66082007-12-12 Sebastian Pop <sebastian.pop@amd.com>
6609
6610 * Merge from mainline (129697:130800).
6611
66122007-10-30 Sebastian Pop <sebastian.pop@amd.com>
6613
6614 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
6615 dominated by SCoP's exit.
6616 (graphite_transform_loops): Compute post dominators.
6617
66182007-10-28 Sebastian Pop <sebastian.pop@amd.com>
6619
6620 * Merge from mainline (127169:129697).
6621
66222007-10-28 Sebastian Pop <sebastian.pop@amd.com>
6623
6624 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
6625 parameter for the basic block that contains the expression. Use
6626 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
6627 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
6628 the expression.
6629 * graphite.h (gbb_loop): New.
6630 (GBB_LOOP): Removed.
6631
66322007-08-03 Sebastian Pop <sebpop@gmail.com>
6633
6634 * Makefile.in: Fix merge problem.
6635
66362007-08-03 Sebastian Pop <sebpop@gmail.com>
6637
6638 * Merge from mainline (125309:127169).
6639 * tree-loop-distribution.c: Disabled.
6640
66412007-06-05 Sebastian Pop <sebpop@gmail.com>
6642
6643 * Merge from mainline (r123693:125309).
6644
66452007-05-30 Sebastian Pop <sebpop@gmail.com>
6646
6647 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
6648 correct_modify_p
6649 (correct_modify_p, check_statements, number_of_lvalue_uses,
6650 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
6651 instead of MODIFY_EXPR.
6652 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
6653 and push new edges.
6654
66552007-05-24 Sebastian Pop <sebpop@gmail.com>
6656
6657 * tree-loop-distribution.c (struct rdg): Replace arrays by
6658 VECs for edges and vertices.
6659 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
6660 (RDGV_NB_PARTITIONS): New.
6661 (PRDG_NBV, PRDG_NBE): Removed.
6662 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
6663 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
6664 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
6665
66662007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
6667 Sebastian Pop <sebpop@gmail.com>
6668
6669 * doc/invoke.texi (-ftree-loop-distribution): Document.
6670 * tree-loop-distribution.c: New file.
6671 * tree-pass.h (pass_loop_distribution): Declared.
6672 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6673 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
6674 and set reversed_p.
6675 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
6676 (DDR_REVERSED_P): New.
6677 * common.opt (-ftree-loop-distribution): New.
6678 * tree-flow.h (distribute_loops): Declared.
6679 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
6680 * passes.c (init_optimization_passes): Schedule loop distribution.
6681
66822007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
6683
6684 * graphite.c (print_graphite_bb): Don't call dump_data_references.
6685 (print_scop): Don't print when scop is NULL.
6686 (build_scop_context, find_transform): Don't output to stderr.
6687
66882007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
6689
6690 * tree-data-ref.c: Don't include graphite.h.
6691 Comment out the code for printing data reference's scop.
6692 (build_access_matrix_with_af): Moved...
6693 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
6694 * graphite.c (build_access_matrix_with_af): ... here. Now static.
6695 (print_graphite_bb): Print basic block's schedule.
6696 (print_scop): Don't print the schedule, call cloog's pretty printer.
6697 (bb_in_scop_p): A basic block is in a scop only if it is both
6698 dominated and postdominated by the scop's entry and exit basic blocks.
6699 (function_parameter_p): New.
6700 (invariant_in_scop_p): Use function_parameter_p.
6701 (new_scop, save_scop): New.
6702 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
6703 save_scop.
6704 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
6705 (loop_in_scop_p): New.
6706 (scop_record_loop): Use loop_in_scop_p.
6707 (build_scop_domain): Renamed build_scop_iteration_domain.
6708 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
6709 nb_params_in_scop, build_scop_context, first_loop_in_scop,
6710 setup_cloog_loop, dot_scop_1, dot_scop): New.
6711 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
6712 (struct scop): Add a pointer to cloog's representation of a program.
6713
67142007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6715
6716 * doc/invoke.texi (-ftree-check-verbose): Renamed
6717 -ftree-checks-verbose.
6718 * common.opt (flag_tree_check_verbose): Renamed
6719 flag_tree_checks_verbose.
6720 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
6721
67222007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6723
6724 * configure: Regenerated.
6725 * config.in: Regenerated.
6726 * tree-ssa-loop.c (graphite_transforms): Execute
6727 graphite_transform_loops only when HAVE_cloog.
6728 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
6729 * graphite.c: Include polylibgmp.h and cloog.h.
6730 (graphite_transform_loops): Removed loops parameter.
6731 * tree-flow.h (graphite_transform_loops): Update declaration.
6732 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
6733 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
6734 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
6735 (OBJS-common): Remove dependence on graphite.o.
6736 (BACKEND): Depend on @GRAPHITE@.
6737
67382007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
6739
6740 * doc/invoke.texi (-ftree-check-verbose): Documented.
45489e99
SP		 6741 * gcc.dg/tree-checker/tree-checks-1.c: New.
6742 * gcc.dg/tree-checker/tree-checks-2.c: New.
6743 * gcc.dg/tree-checker/tree-checks-3.c: New.
6744 * gcc.dg/tree-checker/tree-checks-4.c: New.
6745 * gcc.dg/tree-checker/tree-checks.exp: New.
6746 * gcc.dg/tree-checker/condates.crp: New.
2abae5f1
SP		 6747 * common.opt (ftree-checks-verbose): New.
6748 * tree-check.c (tree_check_warning): Move extra stderr output
6749 under control of flag_tree_check_verbose.
6750
67512007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
6752
6753 * tree-match.c: Fix comments formatting.
6754 * tree-match.h: Fix comments formatting.
6755 * tree-check.c: Fix comments formatting.
6756 (tree_check_init): Restructure.
6757
67582007-04-12 Nic Volanschi <nic.volanschi@free.fr>
6759
6760 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
6761
67622007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6763
6764 * Merge from mainline (r120733:123693).
6765
67662007-03-20 Nic Volanschi <nic.volanschi@free.fr>
6767
6768 * condate.y: New file.
6769 * tree-match.h (struct patt_info_s): New field sign.
6770 (struct condate_s): New field msg.
6771 (normalize_condate, name_condate, add_condate): New.
6772 (conds[], condate_parse): Made extern.
6773 * tree-check.c (tree_check_warning): First arg changed to cond;
6774 warning reformatted.
6775 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
6776 (tree_scan): New.
6777 (tree_check): Process trivial condates.
6778 (read_delimited_string): Removed.
6779 (print_cond): Print name and msg.
6780 (conds[]): Made extern.
6781 (parse_tree_check_file_once): Rewritten to use the parser in
6782 condate.y.
6783 Processing of option --tree_check_string moved to tree_scan().
6784 * Makefile.in: Added condate.y
6785
67862007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
6787
6788 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
6789 Use VECs instead of varrays.
6790 * diagnostic.h (lazy_dump_generic_node): Update declaration.
6791 * Makefile.in (pretty-print.o): Depend on vec.h.
6792 * pretty-print.c: Include tree.h and vec.h.
6793 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
6794 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
6795 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
6796 pp_free_list): Use VECs instead of varrays.
6797 * pretty-print.h: Do not include varray.h.
6798 (struct tree_chunk_s): Declaration moved before its use.
6799 (output_buffer): Rename varray field to chunks.
6800 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
6801 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
6802 save_global_holes): Use VECs instead of varrays.
6803 * tree-match.h: Declare VECs of cfg_node, and hole_p.
6804 * tree-check.c (scan_cfg_stmts, push_node,
6805 print_matching_stmt): Removed.
6806 (tree_check_instance, push_global_holes_if_new, tree_check,
6807 execute_tree_check): Use VECs instead of varrays.
6808 (gate_tree_check): Don't execute the CFG check when basic_block_info
6809 is not available.
6810
68112007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6812
6813 * Merge from mainline (r115016:120733).
6814
68152007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6816
6817 * Merge from mainline (r117632:117661).
6818
68192007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6820
6821 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
6822 * tree-pass.h (TDF_DEBUG, debug_p): New.
6823 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
6824 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
6825 get_loop_exit_condition, analyze_evolution_in_loop,
6826 analyze_initial_condition, analyze_scalar_evolution,
6827 instantiate_parameters, number_of_latch_executions): Use debug_p.
6828 * tree-chrec.c (chrec_apply): Use debug_p.
6829 * tree-data-ref.c: Include graphite.h.
6830 (dump_data_reference): Print also the access matrix.
6831 (analyze_array, analyze_indirect_ref, init_data_ref,
6832 analyze_offset_expr, address_analysis, object_analysis,
6833 create_data_ref, finalize_ddr_dependent,
6834 non_affine_dependence_relation, analyze_ziv_subscript,
6835 analyze_siv_subscript_cst_affine,
6836 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6837 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
6838 analyze_miv_subscript, analyze_overlapping_iterations,
6839 build_classic_dist_vector, subscript_dependence_tester,
6840 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
6841 (build_access_matrix_with_af): No longer static.
6842 * tree-data-ref.h (scop_p): ... declaration here.
6843 (data_reference.scop): New field.
6844 (DR_SCOP, DR_ACCESS_MATRIX): New.
6845 (build_access_matrix_with_af, dr_num_subscripts): Declared.
6846 * graphite.c (print_graphite_bb): Call dump_data_references.
6847 (print_scop): Use scop_nb_loops and scop_dim_domain.
6848 (test_for_scop_bound): Use debug_p.
6849 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
6850 scop_nb_params.
6851 (scop_loop_index): Moved...
6852 (scop_record_loop): New.
6853 (build_scop_loop_nests): Use scop_record_loop.
6854 (build_scop_domain): Use scop_dim_domain.
6855 (build_access_matrix): Implemented.
6856 (build_scop_canonical_schedules): Use scop_nb_loops.
6857 (build_graphite_bb): Initialize GBB_SCOP.
6858 * graphite.h (scop_p): Moved...
6859 (graphite_bb.scop): New field.
6860 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
6861 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
6862 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
6863 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
6864 scop_loop_index): New.
6865 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
6866
68672007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
6868
6869 * Merge from mainline (r117661:120450).
6870
68712006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
6872
6873 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
6874 at the first declaration outside the varying loop, instantiate as
6875 far as possible.
6876 * tree-chrec.c (for_each_scev_op): New.
6877 * tree-chrec.h (for_each_scev_op): Declared.
6878 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
6879 * tree-data-ref.c (get_references_in_stmt,
6880 find_data_references_in_stmt): New, from trunk.
6881 (find_data_references_in_loop): Use get_references_in_stmt
6882 and find_data_references_in_loop, modified as in trunk.
6883 (build_access_matrix_with_af): New.
6884 * tree-data-ref.h (data_reference): Add a field access_matrix.
6885 (data_ref_loc): New, as in trunk.
6886 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
6887 invariant_in_scop_p, param_index, scan_tree_for_params,
6888 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
6889 idx_record_param, idx_record_params, build_access_matrix,
6890 build_scop_data_accesses, build_scop_canonical_schedules,
6891 build_graphite_bb, build_scop_bbs, find_params_in_bb,
6892 build_scop_params): New.
6893 * graphite.h (graphite_bb): New.
6894 (scop): Add fields static_schedule, params, loop_nest,
6895 iteration_domain.
6896 * lambda.h: Declare vecs of lambda_matrix.
6897 * tree-flow.h (print_loop_ir_bb): Declared.
6898 * tree-cfg.c (print_loop_ir_bb): New.
6899 (print_loop): Use print_loop_ir_bb.
6900
69012006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
6902
6903 * Merge from mainline (r115016:117632).
6904
69052006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
6906
6907 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
6908 break due to a warning.
6909
69102006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
6911
6912 * graphite.c (print_scops, debug_scops): New.
6913 (graphite_transform): Renamed graphite_find_transform.
6914 * graphite.h (debug_scops): Declared.
6915
69162006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
6917
6918 * tree-match.c: Reformat following the GNU style.
6919 * tree-match.h: Reformat following the GNU style.
6920 * tree-pattern.h: Removed empty file.
6921 * Makefile.in: Remove references to tree-pattern.h.
6922 * tree-check.c: Reformat following the GNU style.
6923 (execute_tree_check): Move gate condition code to...
6924 (gate_tree_check): ...here. New function.
6925 (pass_check): Use the gate function.
6926
69272006-07-04 Nic Volanschi <nic.volanschi@free.fr>
6928
6929 * tree-pattern.h: New. Tree pattern matching and checking using
6930 concrete syntax.
6931 * tree-check.c: New. Tree/CFG checking pass.
6932 * tree-match.c: New. Library for tree pattern matching.
6933 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
6934 * toplev.c, flags.h: Add globals for tree-check pass.
6935 * Makefile.in: Integrate the files in tree-check pass.
6936 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
6937 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
6938 Introduce a "lazy" pretty-print mode.
6939 * tree.c, tree.h: Add tree_name.
6940
69412006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
6942
6943 * doc/invoke.texi (-fgraphite): Correct typo.
6944 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
6945 use of print_loop_ir.
45489e99
SP		 6946 * gcc.dg/graphite/scop-1.c: New.
6947 * gcc.dg/graphite/scop-2.c: New.
6948 * gcc.dg/graphite/graphite.exp: New.
2abae5f1
SP		 6949 * graphite.c: Include domwalk.h.
6950 (print_scop): Print only the entry and exit blocks.
6951 (debug_scop): No longer static.
6952 (affine_expr): Fix formating. Return also true when the expression is
6953 constant.
6954 (stmt_simple_for_scop_p): Fix formating.
6955 (build_scops): Use domwalk.
6956 (get_loop_start, end_scop, test_for_scop_bound): New.
6957 (graphite_transform_loops): Avoid printing on stderr.
6958 * graphite.h (debug_scop): Declared.
6959 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
6960 * Makefile.in (graphite.o): Depend on domwalk.h.
6961 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
6962 declarations for static functions.
6963 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
6964 controlling output verbosity.
6965
69662006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
6967 Plesco Alexandru <shurikx@gmail.com>
6968
6969 * doc/invoke.texi (-fgraphite): Document.
6970 * tree-pass.h (pass_graphite_transforms): Declared.
6971 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6972 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
6973 (pass_graphite_transforms): Defined.
6974 * tree-data-ref.c (free_data_ref, data_reference): Extern.
6975 * tree-data-ref.h (free_data_ref, data_reference): Declared.
6976 * graphite.c, graphite.h: New.
6977 * common.opt (fgraphite): Declared.
6978 * tree-flow.h (graphite_transform_loops): Declared.
6979 * Makefile.in (OBJS-common): Add graphite.o.
6980 (graphite.o): New rule.
6981 * passes.c (pass_graphite_transforms): Scheduled.
6982
GNU Compiler Collection
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