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Fix type problems in loop ivs.
[thirdparty/gcc.git] / gcc / ChangeLog.graphite
CommitLineData
e3f81db1
TG		 12010-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
2
3 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4 code generation with gloog_error.
5
c7631a71
SP		 62010-03-04 Sebastian Pop <sebastian.pop@amd.com>
7
8 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
9 Call fold_convert on all the returned values.
10 (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
11 the type of the resulting expression.
12
b0602cc8
SP		 132010-03-04 Sebastian Pop <sebastian.pop@amd.com>
14
15 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
16 ppl_min_for_le_pointset. Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
17 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
18
b188bb7c
SP		 192010-03-04 Sebastian Pop <sebastian.pop@amd.com>
20
21 * graphite-dependences.c (map_into_dep_poly): Removed.
22 (dependence_polyhedron_1): Use combine_context_id_scat.
23
aa52513e
SP		 242010-03-04 Sebastian Pop <sebastian.pop@amd.com>
25
26 * graphite-poly.h (struct poly_scattering): Add layout documentation.
27 (struct poly_bb): Same.
28 (combine_context_id_scat): New.
29
392c0ce1
SP		 302010-03-02 Sebastian Pop <sebastian.pop@amd.com>
31
32 PR middle-end/42326
33 * sese.c (name_defined_in_loop_p): Return false for default
34 definitions.
35
36 * gcc.dg/graphite/pr42326.c: New.
37
bd7742f8
SP		 382010-02-23 Sebastian Pop <sebastian.pop@amd.com>
39
40 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
41 and clean up the logic.
42
733ff09d
SP		 432010-02-23 Sebastian Pop <sebastian.pop@amd.com>
44
45 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
46 early return.
47
4caa8e21
SP		 482010-02-22 Sebastian Pop <sebastian.pop@amd.com>
49
50 PR middle-end/43083
51 * graphite-scop-detection.c (create_single_exit_edge): Move
52 the call to find_single_exit_edge to....
53 (create_sese_edges): ...here. Don't handle multiple edges
54 exiting the function.
55 (build_graphite_scops): Don't handle multiple edges
56 exiting the function.
57
58 * gcc.dg/graphite/pr43083.c: New.
59
c3382979
SP		 602010-02-22 Sebastian Pop <sebastian.pop@amd.com>
61
b8df8b8b 62 PR middle-end/43097
c3382979
SP		 63 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
64 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
65
66 * gfortran.dg/graphite/pr43097.f: New.
67
13cd10a2
SP		 682010-02-22 Sebastian Pop <sebastian.pop@amd.com>
69 Manuel López-Ibáñez <manu@gcc.gnu.org>
70
71 PR middle-end/43140
72 * g++.dg/graphite/pr41305.C: Add -Wno-conversion-null.
73
742010-02-22 Sebastian Pop <sebastian.pop@amd.com>
143b72a9
SP		 75
76 PR middle-end/43026
77 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
78
79 * g++.dg/graphite/pr43026.C: New.
80
4e722673
SP		 812010-02-13 Tobias Grosser <grosser@fim.uni-passau.de>
82
83 * Merge from mainline (154736:156693).
84
c2814aab
SP		 852010-02-11 Sebastian Pop <sebastian.pop@amd.com>
86
87 PR middle-end/43012
88 * gcc.dg/graphite/pr43012.c: New.
be1c3b28 89
c2814aab 902010-02-10 Sebastian Pop <sebastian.pop@amd.com>
be1c3b28 91
c2814aab 92 * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
be1c3b28
SP		 932010-02-10 Sebastian Pop <sebastian.pop@amd.com>
94
95 * g++.dg/graphite/pr42930.C: New.
96
141ecc24 972010-02-10 Sebastian Pop <sebastian.pop@amd.com>
c4c4983e
SP		 98
99 PR middle-end/42930
100 * graphite-scop-detection.c (graphite_can_represent_scev): Call
101 graphite_can_represent_init for MULT_EXPR.
102
141ecc24 1032010-02-10 Sebastian Pop <sebastian.pop@amd.com>
a4681954
SP		 104
105 PR middle-end/42914
106 PR middle-end/42530
107 * graphite-sese-to-poly.c (remove_phi): New.
108 (translate_scalar_reduction_to_array): Call remove_phi.
109
110 * gcc.dg/graphite/pr42530.c: New.
111 * gcc.dg/graphite/pr42914.c: New.
112
141ecc24 1132010-02-10 Sebastian Pop <sebastian.pop@amd.com>
a1954f72
SP		 114
115 PR middle-end/42771
116 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
117 * graphite-clast-to-gimple.h (gloog): Update declaration.
118 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
119 * graphite-poly.h (struct poly_bb): Add missing comments.
120 (struct scop): Add poly_scop_p field.
121 (POLY_SCOP_P): New.
122 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
123 * graphite.c (graphite_transform_loops): Build the polyhedral
124 representation for each scop before code generation.
125 * sese.c (rename_variables_in_operand): Removed.
126 (rename_variables_in_expr): Return the renamed expression.
127 (rename_sese_parameters): New.
128 * sese.h (rename_sese_parameters): Declared.
129
130 * gcc.dg/graphite/pr42771.c: New.
131
0be957dc
SP		 1322010-02-07 Sebastian Pop <sebastian.pop@amd.com>
133
134 * gcc.dg/graphite/block-0.c: Call abort for runtime test. Always
135 return 0 from main.
136 * gcc.dg/graphite/block-1.c: Same.
137 * gcc.dg/graphite/block-3.c: Same.
138 * gcc.dg/graphite/block-4.c: Same.
139 * gcc.dg/graphite/block-5.c: Same.
140 * gcc.dg/graphite/block-6.c: Same.
141 * gcc.dg/graphite/block-7.c: Same.
142 * gcc.dg/graphite/interchange-0.c: Same.
143 * gcc.dg/graphite/interchange-1.c: Same.
144 * gcc.dg/graphite/interchange-10.c: Same.
145 * gcc.dg/graphite/interchange-11.c: Same.
146 * gcc.dg/graphite/interchange-12.c: Same.
147 * gcc.dg/graphite/interchange-2.c: Same.
148 * gcc.dg/graphite/interchange-3.c: Same.
149 * gcc.dg/graphite/interchange-4.c: Same.
150 * gcc.dg/graphite/interchange-5.c: Same.
151 * gcc.dg/graphite/interchange-6.c: Same.
152 * gcc.dg/graphite/interchange-7.c: Same.
153 * gcc.dg/graphite/interchange-8.c: Same.
154 * gcc.dg/graphite/interchange-9.c: Same.
155 * gcc.dg/graphite/interchange-mvt.c: Same.
156
4d48441c
SP		 1572010-02-07 Sebastian Pop <sebastian.pop@amd.com>
158
159 * gfortran.dg/graphite/id-19.f: New.
160 * gfortran.dg/graphite/pr14741.f90: New.
161 * gfortran.dg/graphite/pr41924.f90: New.
162 * gfortran.dg/graphite/run-id-2.f90: New.
163
8d2220b2
SP		 1642010-02-07 Sebastian Pop <sebastian.pop@amd.com>
165
166 PR middle-end/42988
167 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
168 to unknown_dependence.
169 (graphite_legal_transform_dr): Handle the unknown_dependence.
170 (graphite_carried_dependence_level_k): Same.
171
45489e99
SP		 1722010-02-07 Sebastian Pop <sebastian.pop@amd.com>
173
174 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
175
28f9f145
SP		 1762010-02-05 Sebastian Pop <sebastian.pop@amd.com>
177 Konrad Trifunovic <konrad.trifunovic@inria.fr>
178
179 PR middle-end/42637
180 * graphite-dependences.c (build_lexicographical_constraint): Return
181 a union of dependence polyhedra.
182 (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
183
45489e99
SP		 184 * gcc.dg/graphite/block-0.c: Enable runtime check. XFAILed.
185 * gcc.dg/graphite/block-4.c: Same.
186 * gcc.dg/graphite/block-7.c: Same.
187 * gcc.dg/graphite/interchange-12.c: Same.
188 * gcc.dg/graphite/interchange-mvt.c: Same.
189 * gfortran.dg/graphite/interchange-1.f: XFAILed.
190 * gfortran.dg/graphite/interchange-3.f90: XFAILed.
191 * gfortran.dg/graphite/run-id-1.f: New testcase for PR42637.
28f9f145 192
4d0bf08b
SP		 1932010-02-03 Sebastian Pop <sebastian.pop@amd.com>
194
45489e99 195 * gcc.dg/graphite/interchange-12.c: Return 0 to avoid
4d0bf08b
SP		 196 the execution check to FAIL. This testcase is miscompiled by Graphite
197 and the check should be re-enabled.
45489e99
SP		 198 * gcc.dg/graphite/interchange-mvt.c: Same.
199 * gcc.dg/graphite/block-0.c: Same.
200 * gcc.dg/graphite/block-4.c: Same.
201 * gcc.dg/graphite/block-7.c: Same.
4d0bf08b 202
54cf8879
SP		 2032010-02-03 Sebastian Pop <sebastian.pop@amd.com>
204
45489e99
SP		 205 * gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.
206 * gcc.dg/graphite/scop-0.c: Fix spaces.
207 * gfortran.dg/graphite/block-1.f90: Rewrite expected output.
208 * gfortran.dg/graphite/block-2.f: Same.
209 * gfortran.dg/graphite/block-3.f90: Same.
210 * gfortran.dg/graphite/block-4.f90: Same.
211 * gfortran.dg/graphite/interchange-1.f: Un-XFAILed.
212 * gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.
54cf8879 213
b5eb099f
SP		 2142010-02-03 Sebastian Pop <sebastian.pop@amd.com>
215
216 * graphite-dependences.c (new_poly_ddr): Initialize PDDR_KIND and
217 PDDR_ORIGINAL_SCATTERING_P.
218 (pddr_is_empty): Rewritten.
219 (print_dependence_polyhedron_layout): New.
220 (print_pddr): New.
221 (debug_pddr): New.
222 (build_alias_set_powerset): Moved up.
223 (poly_drs_may_alias_p): Moved up.
224 (lexicographically_gt_p): Removed.
225 (build_lexicographically_gt_constraint): Renamed
226 build_lexicographical_constraint, reimplemented.
227 (dependence_polyhedron_1): Simplified parameters.
228 (dependence_polyhedron): Same. Keep along empty PDDRs
229 to make efficient use of the cache.
230 (reduction_dr_p): Compute the PBBs don't pass them as parameters.
231 (graphite_legal_transform_dr): Rewritten.
232 (graphite_legal_transform_bb): Pass fewer arguments to
233 graphite_legal_transform_dr.
234 (graphite_carried_dependence_level_k): Simplified implementation.
235 (dot_original_deps_stmt_1): Call dependence_polyhedron.
236 (dot_transformed_deps_stmt_1): Same.
237 (dot_original_deps): Same.
238 (dot_transformed_deps): Same.
239 * graphite-dependences.h (struct poly_ddr): Added a new field
240 original_scattering_p.
241 (PDDR_ORIGINAL_SCATTERING_P): New.
242 (print_pddr): Declared.
243 (debug_pddr): Declared.
244 * graphite-ppl.c: Clarify comment.
245 * sese.h (print_gimple_bb): Removed unused declaration.
246 (debug_gbb): Same.
247
64630e61
SP		 2482010-02-03 Sebastian Pop <sebastian.pop@amd.com>
249
45489e99
SP		 250 * g++.dg/graphite/graphite.exp: Rewritten.
251 * gcc.dg/graphite/graphite.exp: Rewritten.
252 * gfortran.dg/graphite/graphite.exp: Rewritten.
253 * gcc.dg/graphite/block-0.c: Added runtime test.
254 * gcc.dg/graphite/block-1.c: Same.
255 * gcc.dg/graphite/block-3.c: Same.
256 * gcc.dg/graphite/block-4.c: Same.
257 * gcc.dg/graphite/block-5.c: Same.
258 * gcc.dg/graphite/block-6.c: Same.
259 * gcc.dg/graphite/block-7.c: Same.
260 * gcc.dg/graphite/interchange-0.c: Same.
261 * gcc.dg/graphite/interchange-1.c: Same.
262 * gcc.dg/graphite/interchange-10.c: Same.
263 * gcc.dg/graphite/interchange-11.c: Same.
264 * gcc.dg/graphite/interchange-12.c: Same.
265 * gcc.dg/graphite/interchange-2.c: Same.
266 * gcc.dg/graphite/interchange-3.c: Same.
267 * gcc.dg/graphite/interchange-4.c: Same.
268 * gcc.dg/graphite/interchange-5.c: Same.
269 * gcc.dg/graphite/interchange-6.c: Same.
270 * gcc.dg/graphite/interchange-7.c: Same.
271 * gcc.dg/graphite/interchange-8.c: Same.
272 * gcc.dg/graphite/interchange-9.c: Same.
273 * gcc.dg/graphite/interchange-mvt.c: Same.
274 * gcc.dg/graphite/run-id-2.c: Remove useless dg-do run.
64630e61 275
4c8f3c48
RU		 2762010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
277
278 * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
279 background.
280
2812010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
282
283 * common.opt: Add -fgraphite-cloog-opts.
284 * graphite-clast-to-gimple.c (set_cloog_options): Same.
285 * opts.c (decode_options): Same.
286
86e4d552
SP		 2872010-01-20 Sebastian Pop <sebastian.pop@amd.com>
288
45489e99
SP		 289 * gcc.dg/graphite/id-17.c: New.
290 * gcc.dg/graphite/pr41888.c: New.
291 * gcc.dg/graphite/scop-22.c: New.
292 * gfortran.dg/graphite/pr40982.f90: New.
86e4d552 293
3070ac15
SP		 2942010-01-20 Sebastian Pop <sebastian.pop@amd.com>
295
296 * graphite-dependences.c: Clarify comments.
297 (build_pddr): Add an extra parameter direction.
298 (graphite_legal_transform_dr): Use build_pddr.
299 (dot_original_deps_stmt_1): Update use of build_pddr.
300 (dot_transformed_deps_stmt_1): Same.
301 (dot_original_deps): Same.
302 (dot_transformed_deps): Same.
303
45489e99
SP		 304 * gcc.dg/graphite/interchange-12.c: New.
305 * gcc.dg/graphite/block-7.c: New.
3070ac15 306
a7ed6c90
SP		 3072010-01-20 Sebastian Pop <sebastian.pop@amd.com>
308
309 * graphite-dependences.c (pddr_original_scattering): Renamed build_pddr.
310 (pddr_transformed_scattering): Removed.
311 (graphite_legal_transform_dr): Use build_pddr.
312 (dot_original_deps_stmt_1): Same.
313 (dot_transformed_deps_stmt_1): Same.
314 (dot_original_deps): Same.
315 (dot_transformed_deps): Same.
316
e65a7579
SP		 3172010-01-20 Sebastian Pop <sebastian.pop@amd.com>
318
319 * graphite-dependences.c (lexicographically_gt_p): Add comments.
320 (build_lexicographically_gt_constraint): Same.
321 (dependence_polyhedron_1): Same.
322 (dependence_polyhedron): Same.
323
7cbd4c5e
SP		 3242010-01-20 Sebastian Pop <sebastian.pop@amd.com>
325
326 * graphite-dependences.c (build_pairwise_scheduling_equality): Removed.
327 (build_pairwise_scheduling_inequality): Renamed build_pairwise_scheduling.
328 (lexicographically_gt_p): Change type of direction to int.
329 (build_lexicographically_gt_constraint): Same.
330 (dependence_polyhedron_1): Same.
331 (dependence_polyhedron): Same.
332 (pddr_original_scattering): Use integers for direction.
333 (pddr_transformed_scattering): Same.
334 (graphite_legal_transform_dr): Same.
335 (graphite_carried_dependence_level_k): Same.
336
429ba740
SP		 3372010-01-20 Sebastian Pop <sebastian.pop@amd.com>
338
339 * graphite-dependences.c (build_pairwise_constraint): Renamed
340 ppl_build_relation. Moved...
341 (dr_equality_constraints): Use ppl_build_relation.
342 (build_pairwise_scheduling_equality): Same.
343 (build_pairwise_scheduling_inequality): Same.
344 * graphite-ppl.c (ppl_build_relation): ...here.
345 * graphite-ppl.h (ppl_build_relation): Declared.
346
3c7c0158
SP		 3472010-01-14 Sebastian Pop <sebastian.pop@amd.com>
348
349 PR middle-end/42681
350 * graphite-clast-to-gimple.c (gloog_error): New static variable.
351 (clast_to_gcc_expression): Do not build MULT_EXPR of POINTER_TYPE_P.
352 Set gloog_error when such an expression failed to be built.
353 (translate_clast): Early return when gloog_error is set.
354 (gloog): Clear gloog_error. When gloog_error is set, call
355 set_ifsese_condition to enable the original code. Return the status
356 of the code generation based on gloog_error.
357 * sese.c (set_ifsese_condition): New.
358 * sese.h (set_ifsese_condition): Declared.
359
45489e99 360 * g++.dg/graphite/pr42681.C: New.
3c7c0158 361
a7bf45de
SP		 3622010-01-14 Sebastian Pop <sebastian.pop@amd.com>
363
364 PR middle-end/42732
365 * graphite-clast-to-gimple.c (gloog): Call scev_reset_htab and
366 rename_nb_iterations.
367 * sese.c (rename_variables_in_operand): New.
368 (rename_variables_in_expr): New.
369 (rename_nb_iterations): New.
370 (sese_adjust_liveout_phis): Update the rename_map.
371 * sese.h (rename_nb_iterations): Declared.
372 * tree-scalar-evolution.c (scev_reset_htab): New.
373 (scev_reset): Call scev_reset_htab.
374 * tree-scalar-evolution.h (scev_reset_htab): Declared.
375
45489e99 376 * gfortran.dg/graphite/pr42732.f: New.
a7bf45de 377
e1496917
SP		 3782010-01-08 Sebastian Pop <sebastian.pop@amd.com>
379
380 PR middle-end/42393
381 * graphite-clast-to-gimple.c: Fix formatting.
382 * sese.c (defined_in_loop_p): Renamed name_defined_in_loop_p.
383 (expr_defined_in_loop_p): New.
384 (add_loop_exit_phis): Also handle full expressions: remove from
385 the rename_map the expressions defined in the loop that we're closing.
386
45489e99
SP		 387 * gfortran.dg/graphite/pr42393-1.f90: New.
388 * gfortran.dg/graphite/pr42393.f90: Add new flags
e1496917
SP		 389 -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine to also
390 make this testcase useful in the Graphite branch.
391
c8ae0613
SP		 3922010-01-08 Sebastian Pop <sebastian.pop@amd.com>
393
394 * graphite-scop-detection.c (exclude_component_ref): Removed.
395 (is_simple_operand): Removed.
396 (stmt_simple_for_scop_p): Remove use of is_simple_operand.
397
4e98c66c
SP		 3982010-01-07 Sebastian Pop <sebastian.pop@amd.com>
399
400 PR middle-end/42221
401 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
402 the array indexing of ADDR_EXPRs.
403
45489e99 404 * gcc.dg/graphite/pr42221.c: New.
4e98c66c 405
fd4a56ff
SP		 4062010-01-07 Sebastian Pop <sebastian.pop@amd.com>
407
408 PR middle-end/42521
409 * graphite.c (graphite_finalize): Call scev_reset.
410 (graphite_transform_loops): Do not call scev_reset between the code
411 generation of scops.
412
45489e99 413 * gcc.dg/graphite/pr42521.c: New.
fd4a56ff 414
eaffa762
SP		 4152010-01-07 Sebastian Pop <sebastian.pop@amd.com>
416
417 * graphite-interchange.c (memory_stride_in_loop): Renamed
418 pdr_stride_in_loop.
419 (memory_strides_in_loop): Renamed memory_strides_in_loop_1.
420 (memory_strides_in_loop): Memoize the memory strides per loop.
421 (lst_interchange_profitable_p): Do not initialize to zero the memory
422 strides.
423 * graphite-poly.h (struct lst): Add a field memory_strides.
424 (LST_LOOP_MEMORY_STRIDES): New.
425 (new_lst_loop): Initialize LST_LOOP_MEMORY_STRIDES to -1.
426 (free_lst): Clear LST_LOOP_MEMORY_STRIDES.
427
bf69e754
SP		 4282010-01-07 Sebastian Pop <sebastian.pop@amd.com>
429
430 * graphite-interchange.c (memory_strides_in_loop_depth): Renamed
431 memory_strides_in_loop. Gather memory strides on a whole loop.
432 (pbb_interchange_profitable_p): Renamed lst_interchange_profitable_p.
433 (lst_interchange_profitable_p): Removed.
434 (lst_try_interchange_loops): Call lst_interchange_profitable_p.
435
9fa29a09
SP		 4362010-01-07 Sebastian Pop <sebastian.pop@amd.com>
437
438 Revert patch 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
439 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
440 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
441 Remove context_loop and level.
442
11d6ea5e
SP		 4432010-01-07 Richard Guenther <rguenther@suse.de>
444
445 PR tree-optimization/42641
446 * sese.c (rename_map_elt_info): Use the SSA name version, do
447 not hash pointers.
448
4492010-01-06 Sebastian Pop <sebastian.pop@amd.com>
450
451 * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
452 blocked" only when both the strip mine and the interchange have
453 been applied.
454
45489e99
SP		 455 * gcc.dg/graphite/block-2.c: Removed.
456 * gcc.dg/graphite/block-3.c: Add scan pattern.
457 * gcc.dg/graphite/block-4.c: Same.
458 * gcc.dg/graphite/block-5.c: Same.
459 * gcc.dg/graphite/block-6.c: Same.
11d6ea5e 460
556afcdc
SP		 4612010-01-06 Sebastian Pop <sebastian.pop@amd.com>
462
463 * graphite-clast-to-gimple.c (save_clast_name_index): Free slot
464 before allocating a new one.
465 (copy_renames): Check that slot is not NULL.
466 (mark_bb_with_pbb): Same.
467 (compute_cloog_iv_types_1): Same.
468 * graphite-interchange.c (lst_perfect_nestify): Free the before,
469 nest, and after LSTs.
470 (lst_try_interchange_loops): Same.
471
e68c3c6c
SP		 4722010-01-05 Sebastian Pop <sebastian.pop@amd.com>
473
474 PR middle-end/42178
475 * graphite-interchange.c (lst_try_interchange_loops): Do not return
476 the before, nest, and after LSTs.
477 (lst_try_interchange): Removed.
478 (lst_interchange_select_inner): Do not iterate over the LSTs if they
479 were modified.
480 (lst_interchange_select_outer): Apply interchange on the outer loop
481 until there are no more changes in the inner loops.
482
a84a556d
SP		 4832009-12-18 Sebastian Pop <sebastian.pop@amd.com>
484
485 Revert patch fixing PR middle-end/42221.
486
4872009-12-18 Sebastian Pop <sebastian.pop@amd.com>
488
489 PR middle-end/42180
490 * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
491 GIMPLE_CALL.
492
45489e99 493 * gfortran.dg/graphite/pr42180.f90: Add compile flags.
a84a556d 494
b147df0b
SP		 4952009-12-18 Sebastian Pop <sebastian.pop@amd.com>
496
497 PR middle-end/42180
498 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
499 that contain only one statement.
500
45489e99 501 * gfortran.dg/graphite/pr42180.f90: New.
a84a556d 502
ce20f9d6
SP		 5032009-12-17 Sebastian Pop <sebastian.pop@amd.com>
504
505 PR middle-end/42393
45489e99 506 * gfortran.dg/graphite/pr42393.f90: New.
ce20f9d6 507
d2a271ac
SP		 5082009-12-17 Sebastian Pop <sebastian.pop@amd.com>
509
510 PR middle-end/42186
45489e99 511 * gfortran.dg/graphite/pr42186.f90: New.
d2a271ac 512
403ebc7e
SP		 5132009-12-17 Sebastian Pop <sebastian.pop@amd.com>
514
515 PR middle-end/42205
516 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
517 Insert the reduction copy in the same block as the phi node.
518 (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
519
45489e99
SP		 520 * gcc.dg/graphite/pr42205-1.c: New.
521 * gcc.dg/graphite/pr42205-2.c: New.
403ebc7e
SP		 522
5232009-12-17 Sebastian Pop <sebastian.pop@amd.com>
524
525 PR middle-end/42221
526 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
527 the array indexing of ADDR_EXPRs.
528
45489e99 529 * gcc.dg/graphite/pr42221.c: New.
403ebc7e 530
070ba483
SP		 5312009-12-17 Sebastian Pop <sebastian.pop@amd.com>
532
533 PR middle-end/42178
534 PR middle-end/42334
535 * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
536 index. Call lst_interchange_select_inner only once.
537 (lst_interchange_select_inner): Update use of lst_try_interchange.
538 (lst_interchange_select_outer): Update.
539
5402009-12-15 Sebastian Pop <sebastian.pop@amd.com>
541
542 PR middle-end/42178
543 PR middle-end/42334
544 * graphite-interchange.c (lst_try_interchange): Do not increment the
545 the OUTER index when there is no AFTER kernel. Do not increment the
546 OUTER index for after processing the AFTER kernel.
547 (lst_interchange_select_inner): Call lst_try_interchange only on loops.
548 (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
549 index. Do not pass to lst_interchange_select_inner the OUTER index.
550 (scop_do_interchange): Update use of lst_interchange_select_outer.
551
45489e99 552 * gfortran.dg/graphite/graphite.exp
070ba483 553 (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
45489e99 554 * gfortran.dg/graphite/interchange-1.f: Add comment. Clean
070ba483 555 the graphite dump file.
45489e99
SP		 556 * gfortran.dg/graphite/interchange-2.f: Same.
557 * gfortran.dg/graphite/pr42334-1.f: New.
070ba483
SP		 558
5592009-12-15 Sebastian Pop <sebastian.pop@amd.com>
560
561 PR middle-end/42178
562 PR middle-end/42334
563 * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
564 that are empty.
565 (lst_do_interchange_1): Renamed lst_interchange_select_inner.
566 (lst_try_interchange): Reimplemented.
567 (lst_interchange_select_inner): Same.
568 (lst_do_interchange): Renamed lst_interchange_select_outer.
569 Reimplemented.
570 (scop_do_interchange): Update use of lst_interchange_select_outer.
571
45489e99
SP		 572 * g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
573 * gcc.dg/graphite/block-0.c: Un-XFAILed.
574 * gcc.dg/graphite/pr42211.c: New.
575 * gfortran.dg/graphite/pr42334.f90: New.
070ba483 576
4b216ab0
SP		 5772009-12-14 Sebastian Pop <sebastian.pop@amd.com>
578
579 PR middle-end/42181
580 * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
581 carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
582
45489e99 583 * gfortran.dg/graphite/pr42181.f90: New.
4b216ab0 584
c880097d
SP		 5852009-12-12 Sebastian Pop <sebpop@gmail.com>
586
587 PR middle-end/42284
588 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
589 insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
590 (detect_commutative_reduction_arg): Simplified.
591 (detect_commutative_reduction): Early return when the argument of
592 the close phi is not of an SSA_NAME.
593
45489e99 594 * gcc.dg/graphite/pr42284.c: New.
c880097d
SP		 595
5962009-12-11 Alexander Monakov <amonakov@ispras.ru>
597
598 * dbgcnt.def (graphite_scop): New counter.
599 * graphite.c: Include dbgcnt.h
600 (graphite_transform_loops): Use new counter to limit transformations.
601
d505015a
SP		 6022009-12-08 Sebastian Pop <sebpop@gmail.com>
603
604 PR middle-end/42285
605 * graphite-scop-detection.c (graphite_can_represent_init): Also
606 handle more complex MULT_EXPRs containing parameters by recursion
607 on the structure.
608
45489e99 609 * gfortran.dg/graphite/pr42285.f90: New.
d505015a
SP		 610
6112009-12-01 Tobias Grosser <grosser@fim.uni-passau.de>
612
45489e99 613 * g++.dg/graphite/pr42130.C: Fix type.
d505015a 614
ed807d06
AM		 6152009-11-29 Alexander Monakov <amonakov@gcc.gnu.org>
616
45489e99
SP		 617 * g++.dg/graphite/pr42130.C: Correct testcase.
618
6192009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
620
621 * Merge from mainline (154493:154734).
622
6232009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
624
625 * Merge from mainline (151362:154491).
ed807d06 626
7c246f5e
TG		 6272009-11-24 Tobias Grosser <grosser@fim.uni-passau.de>
628
629 * graphite-clast-to-gimple.c (try_mark_loop_parallel,
630 graphite_create_new_loop_guard, translate_clast_for): Fix comments.
631
0dd91484
TG		 6322009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
633
634 PR middle-end/42130
635 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
636 translate_clast_for_loop): New.
637 (translate_clast_for): Add a condition around the loop, to do not
638 execute loops with zero iterations.
45489e99
SP		 639 * g++.dg/graphite/pr42130.C: New.
640 * gcc.dg/graphite/pr35356-2.c: Adapt.
0dd91484 641
fd2d813d
TG		 6422009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
643
644 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
645 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
646 Remove context_loop and level.
647
9016166f
TG		 6482009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
649
650 * graphite-clast-to-gimple.c (translate_clast_user,
651 translate_clast_for, translate_clast_guard): Simplify and move common
652 elements to translate_clast().
653 (translate_clast): Simplify and get common elements.
654
e1f9c1cd
TG		 6552009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
656
657 * graphite-clast-to-gimple.c (translate_clast_user,
658 translate_clast_for, translate_clast_guard): Split out of
659 translate_clast.
660
7a521ff2
TG		 6612009-11-21 Tobias Grosser <grosser@fim.uni-passau.de>
662
663 * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
664 clast_name_to_index, save_clast_name_index, debug_clast_name_index,
665 debug_clast_name_indexes_1, debug_clast_name_indexes,
666 clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
667 (clast_name_to_gcc, clast_to_gcc_expression,
668 clast_to_gcc_expression_red, gcc_type_for_clast_expr,
669 gcc_type_for_clast_eq, graphite_translate_clast_equation,
670 graphite_create_guard_cond_expr, graphite_create_new_loop,
671 translate_clast): Add params_index.
672 (initialize_cloog_names): Create parameter strings from scratch, do
673 not reference other strings.
674 (create_params_index): New.
675 (gloog): Initialize params_index.
676 * graphite-scop-detection (free_scops_1): Removed.
677 (limit_scops): Use normal free_scops.
678 * graphite-sese-to-poly.c (save_var_names): Removed.
679 (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
680 and SESE_PARAMS_INDEX.
681 * sese.c (new_sese, free_sese): Dito.
682 * sese.h (struct sese): Remove params_index, params_names.
683 (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
684
ca11b093
SP		 6852009-11-20 Sebastian Pop <sebastian.pop@amd.com>
686
687 Revert the following patch from 2009-09-14:
688 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
689 tree-scalar-evolution.h, and then tree-data-ref.h.
690 * graphite-clast-to-gimple.c: Same.
691 * graphite-dependences.c: Same.
692 * graphite-interchange.c: Same.
693 * graphite-poly.c: Same.
694 * graphite-scop-detection.c: Same.
695 * graphite-sese-to-poly.c: Same.
696 * graphite.c: Same.
697 * lambda-code.c: Same.
698 * matrix-reorg.c: Same.
699 * tree-data-ref.c: Same.
700 * tree-if-conv.c: Same.
701 * tree-loop-distribu: Same.: Same.
702 * tree-loop-linear.c: Same.
703 * tree-parloops.c: Same.
704 * tree-predcom.c: Same.
705 * tree-vect-patterns.c: Same.
706
8a9e9475
SP		 7072009-11-20 Sebastian Pop <sebastian.pop@amd.com>
708
709 Revert patch from 2009-09-14.
710 * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
711 passes at -O1 and below.
712
4bf4e169
SP		 7132009-11-18 Sebastian Pop <sebastian.pop@amd.com>
714
715 PR middle-end/40281
45489e99 716 * gcc.dg/graphite/pr40281.c: New.
4bf4e169
SP		 717
718 * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
719 evolutions should not variate in inner loops.
720
12aec731
SP		 7212009-11-18 Sebastian Pop <sebastian.pop@amd.com>
722
723 PR middle-end/42050
45489e99 724 * gfortran.dg/graphite/pr42050.f90: New.
12aec731 725
aec12420
SP		 7262009-11-18 Sebastian Pop <sebastian.pop@amd.com>
727
728 * graphite-interchange.c (memory_strides_in_loop_depth): New.
729 (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
730
25e20d33
SP		 7312009-11-18 Sebastian Pop <sebastian.pop@amd.com>
732
733 * graphite-blocking.c (scop_do_block): New.
734 * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
735 * graphite-poly.h (scop_do_block): Declared.
736
e3bde9f4
SP		 7372009-11-18 Sebastian Pop <sebastian.pop@amd.com>
738
739 * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
740 depth is the loop nesting depth in the LST. Call psct_dynamic_dim
741 to transform depth into the time_depth before calling
742 pbb_number_of_iterations_at_time.
743 (lst_do_strip_mine): Use a scalar variable instead of recomputing
744 lst_depth.
745
27e432be
SP		 7462009-11-18 Sebastian Pop <sebastian.pop@amd.com>
747
748 Reverted the patch for "scattering permutations" from 2009-10-28.
749
750 * graphite-poly.c (print_permutation): New.
751 (debug_permutation): New.
752 (new_poly_bb): Initialize PBB_PERMUTATION.
753 (free_poly_bb): Free PBB_PERMUTATION.
754 * graphite-poly.h (pbb_permutation_elt_p): Declared.
755 (struct pbb_permutation_elt): New.
756 (PBB_PERMUTATION_ELT_STRIDE): New.
757 (PBB_PERMUTATION_ELT_STRIDED_P): New.
758 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
759 (new_pbb_permutation_elt): New.
760 (pbb_permutation_elt_free): New.
761 (struct poly_bb): Add field permutation.
762 (PBB_PERMUTATION): New.
763 (print_permutation): Declared.
764 (debug_permutation): Declared.
765
2bc529bf
KT		 7662009-11-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
767
768 * graphite-interchange.c (build_partial_difference): New.
769 (memory_stride_in_loop): Refactored the computation of
770 equality constraints into build_partial_difference function.
771 Added support for debugging stride computations.
772
8c54631d
SP		 7732009-11-03 Sebastian Pop <sebastian.pop@amd.com>
774
775 * graphite-clast-to-gimple.c (gloog): Free if_region,
776 if_region->true_region, and if_region->region.
777 * sese.c (if_region_set_false_region): Free if_region->false_region.
778 (create_if_region_on_edge): Do not use GGC_NEW.
779 (move_sese_in_condition): Remove useless initialization.
780
7b7f2ca7
SP		 7812009-11-03 Sebastian Pop <sebastian.pop@amd.com>
782
783 * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
784 for the loops created by the loop distribution. Do not modify the
785 input LSTs.
786 (lst_try_interchange_loops): Same. Use a temporary LST for the
787 transformed schedule. Call lst_update_scattering before data
788 dependence analysis.
789 (lst_try_interchange): Pass an extra parameter INDEX.
790 (lst_do_interchange_1): New.
791 (lst_do_interchange): Call lst_do_interchange_1.
792 (scop_do_interchange): Call lst_update_scattering.
793 * graphite-poly.c (apply_poly_transforms): Do not call
794 lst_update_scattering.
795 * graphite-poly.h (lst_pred): New.
796 (lst_succ): New.
797 (lst_find_first_pbb): Return NULL when not found.
798 (lst_empty_p): New.
799 (lst_insert_in_sequence): Allow LST1 to be NULL.
800 (lst_replace): New.
801 (lst_substitute_3): New.
802 * gcc.dg/graphite/interchange-1.c: XFail.
803 * gcc.dg/graphite/interchange-8.c: XFail.
804 * gcc.dg/graphite/interchange-11.c: XFail.
805
6119e7d5
SP		 8062009-10-30 Sebastian Pop <sebastian.pop@amd.com>
807
808 * graphite-interchange.c (lst_perfectly_nested_p): New.
809 (lst_perfect_nestify): New.
810 (lst_try_interchange_loops): Call store_lst_schedule,
811 lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
812 (scop_do_interchange): Avoid redundant legality test.
813 Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
814 * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
815 * graphite-poly.h (psct_static_dim): New.
816 (lst_dewey_number_at_depth): New.
817 (lst_find_pbb): Restructured.
818 (lst_find_first_pbb): Restructured.
819 (lst_find_last_pbb): New.
820 (lst_contains_p): New.
821 (lst_contains_pbb): New.
822 (lst_create_nest): New.
823 (lst_remove_from_sequence): New.
824 (pbb_update_scattering): New.
825 (lst_update_scattering_under): New.
826 (lst_update_scattering_seq): New.
827 (lst_update_scattering): New.
828 (lst_insert_in_sequence): New.
829 (lst_distribute_lst): New.
830 (lst_remove_all_before_including_pbb): New.
831 (lst_remove_all_before_excluding_pbb): New.
832
431f3f22
SP		 8332009-10-30 Sebastian Pop <sebastian.pop@amd.com>
834
835 * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
836 get_loop_exit_edges.
837
4c768046
SP		 8382009-10-30 Sebastian Pop <sebastian.pop@amd.com>
839
840 * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
841
5fa8514e
SP		 8422009-10-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
843
844 * graphite-poly.c (print_permutation): New.
845 (debug_permutation): New.
846 (new_poly_bb): Initialize PBB_PERMUTATION.
847 (free_poly_bb): Free PBB_PERMUTATION.
848 * graphite-poly.h (pbb_permutation_elt_p): Declared.
849 (struct pbb_permutation_elt): New.
850 (PBB_PERMUTATION_ELT_STRIDE): New.
851 (PBB_PERMUTATION_ELT_STRIDED_P): New.
852 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
853 (new_pbb_permutation_elt): New.
854 (pbb_permutation_elt_free): New.
855 (struct poly_bb): Add field permutation.
856 (PBB_PERMUTATION): New.
857 (print_permutation): Declared.
858 (debug_permutation): Declared.
859
6c6f84d7
SP		 8602009-10-26 Sebastian Pop <sebastian.pop@amd.com>
861
862 * graphite-clast-to-gimple.c (gloog): Do not call
863 sese_reset_aux_in_loops.
864 * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
865 extra argument for domains. Do not use loop->aux.
866 (build_scop_iteration_domain): Initialize and free domains, pass it
867 to build_loop_iteration_domains and extract the information from
868 domains. Do not use loop->aux.
869 * sese.c (sese_reset_aux_in_loops): Removed.
870 * sese.h (sese_reset_aux_in_loops): Removed.
871
585b3e19
SP		 8722009-10-26 Sebastian Pop <sebastian.pop@amd.com>
873
874 * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
875 (dependency_in_loop_p): Same.
876 (translate_clast): Do not use loop->aux. Initialize
877 loop->can_be_parallel.
878 (mark_loops_parallel): Removed.
879 * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
880 * graphite.c (free_aux_in_new_loops): Removed.
881 (graphite_finalize): Do not call free_aux_in_new_loops.
882 (graphite_transform_loops): Do not call mark_loops_parallel.
883
8842009-10-26 Li Feng <nemokingdom@gmail.com>
a7ed27ac
LF		 885
886 * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
887 (translate_clast): Pass an extra parameter LEVEL.
888 Call get_scattering_level.
889 * graphite-clast-to-gimple.h (get_scattering_level): New.
890
8e6ef139
SP		 8912009-10-22 Sebastian Pop <sebastian.pop@amd.com>
892
893 * cfgloop.c (alloc_loop): Initialize loop->single_iv.
894 * cfgloop.h (struct loop): New field single_iv.
895
896 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
897 loop->aux anymore: use loop->single_iv.
898 (graphite_loop_normal_form): Moved...
899 (build_graphite_loop_normal_form): Removed.
900 (gloog): Do not call build_graphite_loop_normal_form.
901 (free_aux_in_new_loops): Moved...
902 (mark_loops_parallel): Restructure.
903 * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
904 * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
905 (scop_canonicalize_loops): New.
906 (build_poly_scop): Call scop_canonicalize_loops.
907 * graphite.c (free_aux_in_new_loops): ...here.
908
e6dd91b2
SP		 9092009-10-22 Sebastian Pop <sebastian.pop@amd.com>
910
911 * g++.dg/graphite/graphite.exp: Add the same rules as in
912 gcc.dg/graphite/graphite.exp.
913
47fb473f
SP		 9142009-10-22 Sebastian Pop <sebastian.pop@amd.com>
915
916 * g++.dg/graphite/id-1.C: New.
917
63858ac6
SP		 9182009-10-22 Sebastian Pop <sebastian.pop@amd.com>
919
920 * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
921 argument base_name.
922 (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
923 (rewrite_phi_out_of_ssa): Same.
924 (rewrite_cross_bb_scalar_deps): Same.
925 (translate_scalar_reduction_to_array): Same.
926
decfe536
SP		 9272009-10-22 Sebastian Pop <sebastian.pop@amd.com>
928
929 * graphite-sese-to-poly.c (build_scop_drs): Disable call to
930 dump_alias_graphs.
931
0d5ef2a9
SP		 9322009-10-22 Sebastian Pop <sebastian.pop@amd.com>
933
934 * graphite-sese-to-poly.c (dump_alias_graphs): New.
935 (build_scop_drs): Call dump_alias_graphs.
936
f70de156
SP		 9372009-10-22 Sebastian Pop <sebastian.pop@amd.com>
938
939 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
940 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
941 (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
942 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
943 * graphite-poly.h (free_lst): New.
944 (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
945 (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
946
74715a9b
SP		 9472009-10-22 Sebastian Pop <sebastian.pop@amd.com>
948
949 * graphite-poly.h (struct scop): Add a field saved_schedule.
950 (SCOP_SAVED_SCHEDULE): New.
951 (store_lst_schedule): New.
952 (restore_lst_schedule): New.
953 (store_scattering): Call store_lst_schedule.
954 (restore_scattering): Call restore_lst_schedule.
955
fb00d28e
SP		 9562009-10-20 Sebastian Pop <sebastian.pop@amd.com>
957
958 * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
959 (pdr_add_alias_set): Same.
960 (build_poly_dr): Same.
961 (build_alias_set_optimal_p): Same.
962 (build_base_obj_set_for_drs): Same. Do not store the result of
963 graphds_dfs.
964
917f481a
SP		 9652009-10-20 Sebastian Pop <sebastian.pop@amd.com>
966
967 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
968 all_components_are_cliques to 1.
969
2b178a5f
LF		 9702009-10-20 Li Feng <nemokingdom@gmail.com>
971
972 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
973 the new structure.
974 (pdr_add_alias_set): Update retrieving alias_set_num.
975 (build_poly_dr): Update retrieving dr_base_object_set.
976 (partition_drs_to_sets): Remove.
977 (build_alias_set_optimal_p): New.
978 (build_alias_set_for_drs): Rename.
979 (build_scop_drs): Update.
980 * graphite-sese-to-poly.h (struct base_alias_pair): New.
981 (ALIAS_SET_INDEX): Remove.
982 (BASE_OBJECT_SET_INDEX): Remove.
983
e8af4842
SP		 9842009-10-20 Sebastian Pop <sebastian.pop@amd.com>
985
986 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
987
3899a0b2
SP		 9882009-10-20 Sebastian Pop <sebastian.pop@amd.com>
989
990 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
991 loop upper bounds for 1-element arrays at end of structures.
992 * tree-flow.h (array_at_struct_end_p): Declared.
993 * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
994
e34e5835
SP		 9952009-10-20 Sebastian Pop <sebastian.pop@amd.com>
996
997 * g++.dg/graphite/pr41305.C: New.
998
07b0d0e2
AM		 9992009-10-20 Alexander Monakov <amonakov@ispras.ru>
1000
1001 * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
1002 construction of parameter constraints from loop iteration analysis.
1003 * gcc.dg/graphite/run-id-2.c: New test.
1004
67255edf
SP		 10052009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1006
1007 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
1008 and new_cstr.
1009
14ba996b
SP		 10102009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1011
1012 * graphite-dependences.c (dependence_polyhedron_1): Remove
1013 unused gdim dimensions from the DDR polyhedron.
1014
4454141a
SP		 10152009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1016
1017 * graphite-dependences.c (pddr_transformed_scattering): New.
1018 (dot_original_deps_stmt_1): New.
1019 (dot_transformed_deps_stmt_1): New.
1020 (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
1021 dot_transformed_deps_stmt_1.
1022 (dot_original_deps): New.
1023 (dot_transformed_deps): New.
1024 (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
1025
dd61070d
SP		 10262009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1027
1028 * graphite-dependences.c (reduction_dr_1): Remove wrong
1029 assert: reduction BBs can have multiple reduction writes
4454141a 1030 to memory. interchange-3.f90 is an example.
dd61070d 1031
65421bcc
SP		 10322009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1033
1034 * gfortran.dg/graphite/interchange-3.f90: New.
1035
3e9f43ee
SP		 10362009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1037
1038 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
1039
16bf8ab1
SP		 10402009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1041
1042 * graphite-dependences.c (dependence_polyhedron_1): Add the
1043 context to the dependence polyhedron.
1044
d422adfa
SP		 10452009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1046
1047 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
1048 PBB_PDR_DUPLICATES_REMOVED.
1049 (new_poly_bb): Same.
1050
62e475c5
SP		 10512009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1052
1053 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
1054 SCOP_CONTEXT.
1055 (build_loop_iteration_domains): Extract bounds on parameters
1056 based on the data size.
1057 (build_scop_context): Do not initialize SCOP_CONTEXT;
1058 add new constraints.
1059
3ecbce7e
SP		 10602009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1061
1062 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
1063 * graphite-ppl.h (graphite-ppl.h): Declared.
1064
04863400
SP		 10652009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1066
1067 * graphite-ppl.c (ppl_print_linear_expr): New.
1068 (debug_ppl_linear_expr): New.
1069 * graphite-ppl.h (ppl_print_linear_expr): Declared.
1070 (debug_ppl_linear_expr): Declared.
1071
009150e1
SP		 10722009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1073
1074 * graphite-interchange.c: Fix comments.
1075 * gcc.dg/graphite/block-1.c: Fix comments.
1076
9b196c93
SP		 10772009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1078
1079 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
1080 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
1081
caa675f8
SP		 10822009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1083
1084 Reapply the patch from Alexander Monakov that disappeared during
1085 the last merges from trunk.
1086
1087 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
1088
1089 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1090 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1091
92d92abb
SP		 10922009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1093
1094 * graphite-interchange.c (memory_stride_in_loop): The depth
1095 argument corresponds to a dynamic time dimension, so use
1096 psct_dynamic_dim to refer to the transformed scattering dimension.
1097
23159c56
SP		 10982009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1099
1100 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
1101
5c6c42c9
SP		 11022009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1103
1104 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
1105 root of the LST.
1106 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
1107 the root of the LST.
1108 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
1109 fake loop.
1110 (print_lst): Print the root of LST in a different format.
1111 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
1112
f58be90e
SP		 11132009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1114
1115 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
1116
4e4ee197
SP		 11172009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1118
1119 * doc/passes.texi: Document the Graphite infrastructure.
1120
6c4499b6
SP		 11212009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1122
1123 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
1124 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
1125 and check the SSA representation.
1126
1127 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
1128
8e49fe91
SP		 11292009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1130
1131 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
1132
bb2b2dfc
SP		 11332009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1134
1135 * gcc.dg/graphite/interchange-11.c: New.
1136
e7ed4a64
SP		 11372009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1138
1139 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
1140
d7f25aa6
SP		 11412009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1142
1143 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1144 Add -fno-loop-strip-mine and -fno-loop-interchange.
1145 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
1146 -fno-loop-strip-mine.
1147 * gfortran.dg/graphite/graphite.exp: Same.
1148
6231cf49
SP		 11492009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1150
1151 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1152 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
1153 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
1154 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
1155 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
1156 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
1157 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
1158 DEFAULT_FLAGS_GRAPHITE_SCOP.
1159 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
1160 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
1161
2b7c09a8
SP		 11622009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1163
1164 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
1165
b0c7a278
KT		 11662009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1167 Sebastian Pop <sebastian.pop@amd.com>
1168
1169 * graphite-interchange.c (build_linearized_memory_access): Pass an
1170 offset as parameter.
1171 (memory_stride_in_loop): Include transform scattering in the
1172 access functions to be able to querry the strides in the
1173 transformed loops.
1174 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
1175 not the psct_iterator_dim.
1176
13ae6f91
SP		 11772009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1178
1179 * graphite-blocking.c (pbb_do_strip_mine): Removed.
1180 (lst_do_strip_mine_loop): New.
1181 (lst_do_strip_mine): New.
1182 (scop_do_strip_mine): Call lst_do_strip_mine.
1183 * graphite-poly.h (lst_add_loop_under_loop): New.
1184 (lst_find_first_pbb): New.
1185
c0fe753b
SP		 11862009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1187
1188 * graphite-poly.c (loop_to_lst): Fix LST creation.
1189
8d75ec87
TG		 11902009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
1191
45489e99 1192 * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
8d75ec87
TG		 1193 sizeof(unsigned long) to make it run on 32bit systems.
1194
11952009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
1196
45489e99 1197 * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
8d75ec87
TG		 1198 SEGFAULT on 32bit.
1199
2e5a7cbf
RU		 12002009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1201
8d75ec87
TG		 1202 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
1203 Comment.
2e5a7cbf
RU		 1204 (write_alias_graph_to_ascii_dot): New.
1205 (write_alias_graph_to_ascii_ecc): Ditto.
8d75ec87
TG		 1206 (partition_drs_to_sets): Add testing of optimality of current method
1207 which assigns alias numbers according to DFS Comopnent number. used
1208 as heuristic for the upcoming ECC algorithm.
2e5a7cbf
RU		 1209 (build_scop_drs): Write to file also with the ecc and dot format.
1210
1e82de2a
SP		 12112009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1212
1213 * gfortran.dg/graphite/interchange-1.f: XFail.
1214
9bf13085
SP		 12152009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1216
1217 * graphite.c (graphite_initialize): Do not handle functions with
1218 more than 100 basic blocks.
1219
e797c5f2
SP		 12202009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1221
1222 * graphite-blocking.c (pbb_do_strip_mine): Use
1223 PARAM_LOOP_BLOCK_TILE_SIZE.
1224
bfa00f48
SP		 12252009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1226
1227 * graphite-poly.c (dot_lst_1): New.
1228 (dot_lst): New.
1229 * graphite-poly.h (dot_lst): Declared.
1230
3c7bdeb8
SP		 12312009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1232
1233 * graphite-dependences.c (dot_deps_stmt_1): New.
1234 (dot_deps_stmt): New.
1235 * graphite-dependences.h (dot_deps_stmt): Declared.
1236
c7dc2fab
SP		 12372009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1238
1239 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
1240 not replace cross BB scalar dependences ending on PHI nodes.
1241 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
1242
24c79709
SP		 12432009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1244
1245 * graphite-poly.c (apply_poly_transforms): Implement the high
1246 level driver for flag_loop_block.
45489e99 1247 * opts.c (decode_options): Enable flag_loop_block at -O2.
24c79709
SP		 1248 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
1249 flag_loop_block.
1250
1251 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
1252 -floop-block.
1253 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1254 Add -floop-block.
1255
a0517b76
SP		 12562009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1257
1258 * graphite-poly.h (lst_find_pbb): New.
1259 (find_lst_loop): New.
1260
9d077835
SP		 12612009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1262
1263 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
1264 * graphite-poly.h (struct scop): Remove dep_graph field.
1265 (SCOP_DEP_GRAPH): Removed.
1266
75b63a91
SP		 12672009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1268
1269 * graphite-poly.h (copy_lst): Do full copy of LST.
1270
7cc4ff8d
SP		 12712009-10-07 Sebastian Pop <sebastian.pop@amd.com>
1272
1273 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
1274 when the loop stride is zero.
1275
1276 * gcc.dg/graphite/id-16.c: New.
1277
60d2a8c3
SP		 12782009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1279
1280 * graphite-dependences.c (reduction_dr_1): New.
1281 (reduction_dr_p): New.
1282 (graphite_legal_transform_dr): Call reduction_dr_p.
1283 (reduction_ddr): Renamed reduction_ddr_p.
1284 * graphite-poly.h (same_pdr_p): New.
1285 (number_of_write_pdrs): New.
1286 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
1287 (split_reduction_stmt): Do not split reduction statements
1288 when there are no writes to memory.
1289 (translate_scalar_reduction_to_array_for_stmt): Insert the
1290 memory reduction statement just after the scalar reduction statement.
1291
1292 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
1293 Un-XFAIL-ed.
1294 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
1295 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
1296
95baeff8
SP		 12972009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1298
1299 * graphite-interchange.c (lst_apply_interchange): New.
1300 (lst_interchange_profitable_p): New.
1301 (lst_try_interchange_loops): New.
1302 (lst_try_interchange): New.
1303 (lst_do_interchange): New.
1304 (pbb_do_interchange): Removed.
1305 (scop_do_interchange): Call lst_do_interchange.
1306
a36d12e2
SP		 13072009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1308
1309 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
1310 SCOP_TRANSFORMED_SCHEDULE.
1311 (loop_to_lst): New.
1312 (scop_to_lst): New.
1313 (print_lst): New.
1314 (debug_lst): New.
1315 * graphite-poly.h (lst_p): New.
1316 (struct lst): New.
1317 (LST_LOOP_P): New.
1318 (LST_LOOP_FATHER): New.
1319 (LST_PBB): New.
1320 (LST_SEQ): New.
1321 (scop_to_lst): Declared.
1322 (print_lst): Declared.
1323 (debug_lst): Declared.
1324 (new_lst_loop): New.
1325 (new_lst_stmt): New.
1326 (copy_lst): New.
1327 (lst_depth): New.
1328 (lst_dewey_number): New.
1329 (struct scop): Add original_schedule and transformed_schedule fields.
1330 (SCOP_ORIGINAL_SCHEDULE): New.
1331 (SCOP_TRANSFORMED_SCHEDULE): New.
1332 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
1333
a0dd1440
SP		 13342009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1335
1336 * graphite-dependences.c (reduction_ddr): New.
1337 (graphite_legal_transform_bb): Call reduction_ddr.
1338 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
1339 Initialize PBB_IS_REDUCTION.
1340 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
1341 (PBB_IS_REDUCTION): New.
1342 (new_poly_bb): Update declaration.
1343 * graphite-scop-detection.h (build_scop_bbs): Removed.
1344 (nb_reductions_in_loop): Removed.
1345 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
1346 parameter for reductions.
1347 (try_generate_gimple_bb): Update call to new_poly_bb.
1348 (build_scop_bbs_1): Same.
1349 (build_scop_bbs): Same.
1350 (gsi_for_phi_node): New.
1351 (scalar_close_phi_node_p): Remove gcc_assert.
1352 (split_reduction_stmt): New.
1353 (is_reduction_operation_p): New.
1354 (phi_contains_arg): New.
1355 (follow_ssa_with_commutative_ops): New.
1356 (detect_commutative_reduction_arg): New.
1357 (detect_commutative_reduction_assign): New.
1358 (follow_inital_value_to_phi): New.
1359 (edge_initial_value_for_loop_phi): New.
1360 (initial_value_for_loop_phi): New.
1361 (detect_commutative_reduction): New.
1362 (translate_scalar_reduction_to_array_for_stmt): New.
1363 (insert_copyout): New.
1364 (insert_copyin): New.
1365 (translate_scalar_reduction_to_array): New.
1366 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
1367 (rewrite_commutative_reductions_out_of_ssa_loop): New.
1368 (rewrite_commutative_reductions_out_of_ssa): New.
1369 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
1370 * sese.h (split_region_for_bb): New.
1371
1372 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
1373 * gcc.dg/graphite/interchange-1.c: Fix format.
1374 * gcc.dg/graphite/interchange-10.c: New.
1375
db7e9485
SP		 13762009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1377
1378 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
1379 buggy assert.
1380
5dcc64d9
SP		 13812009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1382
1383 * graphite-sese-to-poly.c (scev_analyzable_p): New.
1384 (rewrite_cross_bb_scalar_dependence): New.
1385 (rewrite_cross_bb_scalar_deps): New.
1386 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
1387 Call rewrite_cross_bb_scalar_deps.
1388
947121b8
SP		 13892009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1390
1391 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
1392 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
1393 gsi_for_stmt.
1394
d48e288d
SP		 13952009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1396
1397 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
1398 * graphite-interchange.c (pbb_do_interchange): Same.
1399 * graphite-poly.c (print_scattering_function): Same.
1400 (debug_pdrs): Same.
1401 * graphite-poly.h (pbb_loop): New.
1402 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
1403
d17286f6
SP		 14042009-09-27 Sebastian Pop <sebastian.pop@amd.com>
1405
1406 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
1407
ee03cd20
SP		 14082009-09-27 Sebastian Pop <sebastian.pop@amd.com>
1409
1410 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
1411 so don't pass a pointer to it.
1412 (build_alias_set_for_drs): Same.
1413 (build_base_obj_set_for_drs): Same.
1414 (build_scop_drs): Same.
1415
888beba1
LF		 14162009-09-26 Li Feng <nemokingdom@gmail.com>
1417
1418 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
1419 the alias graph of data references.
1420
cd43e5d7
LF		 14212009-09-25 Li Feng <nemokingdom@gmail.com>
1422
1423 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
1424 (build_scop_drs): When debugging, write the alias graph to file,
1425 otherwise, should be disabled.
1426
45489e99
SP		 14272009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1428
1429 * Merge from mainline (151310:151361).
1430
14312009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1432
1433 * Merge from mainline (151171:151310).
1434
14352009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1436
1437 * Merge from mainline (151171:151806).
1438
14392009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1440
1441 * Revert the last commit.
1442
14432009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1444
1445 * Merge from mainline (151171:151819).
1446
aeda6535
SP		 14472009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1448
1449 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
1450 (is_simple_operand): Remove call to stmt_simple_memref_p.
1451 (stmt_simple_for_scop_p): Update call to is_simple_operand.
1452
8b6b8570
DE		 14532009-09-17 David Edelsohn <edelsohn@gnu.org>
1454
45489e99
SP		 1455 * gcc.dg/graphite/interchange-mvt.c: New File.
1456 * gcc.dg/graphite/scop-dsyrk.c: New File.
1457 * gcc.dg/graphite/scop-dsyr2k.c: New File.
1458 * gcc.dg/graphite/scop-mvt.c: New File.
1459 * gcc.dg/graphite/scop-sor.c: New File.
8b6b8570 1460
1825f9a2
LF		 14612009-09-17 Li Feng <nemokingdom@gmail.com>
1462
1825f9a2
LF		 1463 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
1464 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
1465 (graphite_carried_dependence_level_k): Ditto.
1466 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
1467 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
1468 (new_poly_dr): Adjust declaration.
1469 * graphite-sese-to-poly.c (free_data_refs_aux): New.
1470 (free_gimple_bb): Added free_data_refs_aux.
1471 (build_poly_dr): Add dr_base_object_set.
1472 (partition_drs_to_sets): New.
1473 (dr_same_base_object_p): New.
1474 (build_alias_set_for_drs): New.
1475 (build_base_object_set_for_drs): New.
1476 (build_scop_drs): Add build_base_obj_set_for_drs.
1477 * graphite-sese-to-poly.h: Added #define for alias set number index and
1478 base object set index.
1479 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
1480 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
1481
ac90803f
SP		 14822009-09-16 Alexander Monakov <amonakov@ispras.ru>
1483
1484 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1485 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1486
54fc808a
SP		 14872009-09-14 Sebastian Pop <sebastian.pop@amd.com>
1488
1489 * graphite-sese-to-poly.c (struct irp_data): Removed.
1490 (idx_record_params): Removed.
1491 (find_params_in_bb): Scan for parameters the access functions; don't
1492 parse the tree representation.
1493
e88e021f
SP		 14942009-09-14 Sebastian Pop <sebastian.pop@amd.com>
1495
1496 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
1497 passes at -O1 and below.
1498
3690f8d7
SP		 14992009-09-14 Sebastian Pop <sebastian.pop@amd.com>
1500
1501 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
1502 tree-scalar-evolution.h, and then tree-data-ref.h.
1503 * graphite-clast-to-gimple.c: Same.
1504 * graphite-dependences.c: Same.
1505 * graphite-interchange.c: Same.
1506 * graphite-poly.c: Same.
1507 * graphite-scop-detection.c: Same.
1508 * graphite-sese-to-poly.c: Same.
1509 * graphite.c: Same.
1510 * lambda-code.c: Same.
1511 * matrix-reorg.c: Same.
1512 * tree-data-ref.c: Same.
1513 * tree-if-conv.c: Same.
1514 * tree-loop-distribu: Same.: Same.
1515 * tree-loop-linear.c: Same.
1516 * tree-parloops.c: Same.
1517 * tree-predcom.c: Same.
1518 * tree-vect-patterns.c: Same.
1519
2495a183
SP		 15202009-09-02 Sebastian Pop <sebastian.pop@amd.com>
1521
1522 Partially revert the previous patch, except the following.
1523 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
1524 as parameters the operands of the not expression.
1525
20179b0d
SP		 15262009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1527
1528 * tree-scalar-evolution.c (instantiate_scev_assign): New.
1529 Do not call analyze_scalar_evolution on assignments.
1530 (instantiate_scev_phi): Call analyze_scalar_evolution.
1531 (instantiate_scev_name): Call instantiate_scev_assign and
1532 instantiate_scev_phi.
1533 (instantiate_scev_not): Adapted to pass as parameters the operands
1534 of the not expression.
1535
ffa34f4b
SP		 15362009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1537
1538 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
1539 to pass as parameters the operands of the binary expression.
1540
4b9d48a1
SP		 15412009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1542
1543 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
1544 instantiate_scev_not. Handle NEGATE_EXPR.
1545 (instantiate_scev_r): Handle NEGATE_EXPR.
1546
9e5dc77f
SP		 15472009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1548
1549 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
1550 instantiate_scev_r.
1551 (instantiate_scev_r): Move code in instantiate_scev_2
1552 and instantiate_scev_1.
1553
d814176c
SP		 15542009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1555
1556 * tree-scalar-evolution.c (instantiate_scev_3): New.
1557 (instantiate_scev_1): Move code in instantiate_scev_3.
1558
ec6636eb
SP		 15592009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1560
1561 * tree-scalar-evolution.c (instantiate_scev_poly): New.
1562 (instantiate_scev_1): Move code in instantiate_scev_poly.
1563
7ec0665d
SP		 15642009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1565
1566 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
1567 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
1568
9c382ce9
SP		 15692009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1570
1571 * tree-scalar-evolution.c (instantiate_scev_convert): New.
1572 (instantiate_scev_1): Move code in instantiate_scev_convert.
1573
15fda317
SP		 15742009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1575
1576 * tree-scalar-evolution.c (instantiate_scev_binary): New.
1577 (instantiate_scev_1): Move code in instantiate_scev_binary.
1578
320f5a78
SP		 15792009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1580
1581 * tree-scalar-evolution.c (instantiate_scev_name): New.
1582 (instantiate_scev_1): Move code in instantiate_scev_name.
1583
15842009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1585
1586 * Merge from mainline (150992:151171).
1587
45489e99
SP		 15882009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1589
1590 * opts.c (decode_options): Enable flag_loop_interchange at -O2.
1591
211694b6
SP		 15922009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1593
1594 * graphite-dependences.c (graphite_legal_transform_bb): Call
1595 pbb_remove_duplicate_pdrs.
1596 * graphite-poly.c (can_collapse_pdr): Removed.
1597 (pdr_find_duplicate): Removed.
1598 (can_collapse_pdrs): New.
1599 (pbb_remove_duplicate_pdrs): New.
1600 (new_poly_dr): Do not look for duplicates.
1601 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1602 (PBB_PDR_DUPLICATES_REMOVED): New.
1603 (pbb_remove_duplicate_pdrs): Declared.
1604
7bd2a8a7
SP		 16052009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1606
1607 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1608 the strides by multiplying by PDR_NB_REFS.
1609 * graphite-poly.c (can_collapse_pdr): New.
1610 (pdr_find_duplicate): New.
1611 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1612 Initialize PDR_NB_REFS.
1613 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1614 (PDR_NB_REFS): New.
1615 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1616
16172009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1618
1619 Revert one of the previous commits:
1620 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1621 the computation of symmetric data dependence relations.
1622 (dependency_between_pbbs_p): Same.
1623
93b2db87
SP		 16242009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1625
1626 PR middle-end/40965
1627 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1628 any transform.
1629
d8eeb078
SP		 16302009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1631
1632 * graphite-dependences.c (pddr_original_scattering): Return NULL
1633 for read-read dependence relations.
1634 * graphite-poly.h (enum poly_dr_type): Fix comment.
1635 (pdr_read_p): New.
1636 (pdr_write_p): New.
1637 (pdr_may_write_p): New.
1638
e6dec0fb
SP		 16392009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1640
1641 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1642 (struct poly_dr): Same.
1643 (new_poly_dr): Same.
1644 * graphite-poly.c (new_poly_dr): Same.
1645
baf4b881
KT		 16462009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1647 Sebastian Pop <sebastian.pop@amd.com>
1648
1649 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1650 pbb_strip_mine_time_depth. Changed the implementation so that
1651 transformation is expressed as a transformation on
1652 time (scatttering) dimensions. Also, ensures that the 2d+1
1653 scheduling format is preserved.
1654 (pbb_strip_mine_profitable_p): Profitability is based on the
1655 iteration number of a given time (scattering) dimension,
1656 and not on a original loop depth dimension.
1657 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1658 (pbb_do_strip_mine): Call psct_dynamic_dim.
1659 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1660 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1661 (pbb_nb_dynamic_scattering_transform): New.
1662 (psct_dynamic_dim): New.
1663
059a5f9f
KT		 16642009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1665
1666 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1667 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1668 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1669 * graphite-interchange.c (build_linearized_memory_access): Same.
1670 (memory_stride_in_loop): Same.
1671
afae0207
SP		 16722009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1673
1674 * graphite-dependences.c (pddr_original_scattering): New.
1675 (graphite_legal_transform_dr): Call pddr_original_scattering.
1676 (dot_deps_1): New.
1677 (dot_deps): New.
1678 * graphite-dependences.h (dot_deps): Declared.
1679 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1680 (print_pdr): Print PDR_ID.
1681 * graphite-poly.h (struct poly_dr): Add field id.
1682 (PDR_ID): New.
1683 (pbb_index): New.
1684 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1685
f8e0bb8b
SP		 16862009-08-22 Sebastian Pop <sebastian.pop@amd.com>
1687
1688 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1689 not delete the original dependence relation.
1690
16912009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1692
1693 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1694 the computation of symmetric data dependence relations.
1695 (dependency_between_pbbs_p): Same.
1696
e37f165f
SP		 16972009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1698
1699 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1700 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1701 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1702 (free_poly_ddr): New.
1703 (pddr_is_empty): New.
1704 (dependence_polyhedron_1): Now returns a poly_ddr_p.
1705 (dependence_polyhedron): Same. Remove useless gcc_assert.
1706 Remove fprintfs.
1707 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1708 (graphite_carried_dependence_level_k): Call pddr_is_empty.
1709 * graphite-dependences.h (enum poly_dependence_kind): New.
1710 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
1711 (PDRP_SOURCE): Renamed PDDR_SOURCE.
1712 (PDRP_SINK): Renamed PDDR_SINK.
1713 (PDRP_DDP): Renamed PDDR_DDP.
1714 (PDDR_KIND): New.
1715 (free_poly_ddr): Declared.
1716 * graphite-poly.c (new_scop): Use the new hash function names.
1717 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1718 into original_pddrs.
1719 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1720
17212009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1722
1723 * Merge from mainline (150764:150992).
1724
45e76e9f
SP		 17252009-08-18 Sebastian Pop <sebastian.pop@amd.com>
1726
1727 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1728 bounds with LT_EXPR to make niter analysis more precise on code
1729 generated by Graphite.
1730
66b466c3
SP		 17312009-08-18 Sebastian Pop <sebastian.pop@amd.com>
1732
1733 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1734 (graphite_legal_transform_bb): Same.
1735 (poly_drs_may_alias_p): Same.
1736
f263917c
SP		 17372009-08-15 Sebastian Pop <sebastian.pop@amd.com>
1738
1739 PR middle-end/40981
1740 * graphite-ppl.c (ppl_max_for_le): Correct the use of
1741 ppl_Pointset_Powerset_C_Polyhedron_maximize.
1742
17432009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1744
1745 * graphite-poly.c (print_pbb): Print PBB index.
1746
17472009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1748
1749 * Merge from mainline (r150672:150764).
1750
17512009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1752
1753 * graphite-interchange.c (ppl_max_for_le): Moved...
1754 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1755 * graphite-ppl.c (ppl_max_for_le): ... here.
1756 * graphite-ppl.h (ppl_max_for_le): Declared.
1757
17582009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1759
1760 * Merge from mainline (r150372:150672).
1761
30de1632
SP		 17622009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1763
1764 PR middle-end/40980
1765 * sese.c (convert_for_phi_arg): New.
1766 (add_guard_exit_phis): Use convert_for_phi_arg.
1767
45489e99 1768 * gfortran.dg/graphite/id-17.f: New.
30de1632 1769
8c31ebfa
SP		 17702009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1771
1772 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1773 unknown subscript upper bounds.
1774
45489e99 1775 * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
8c31ebfa 1776
fb9fb290
SP		 17772009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1778 Pranav Garg <pranav.garg2107@gmail.com>
1779
1780 * graphite-interchange.c (gather_access_strides): Removed.
1781 (ppl_max_for_le): New.
1782 (build_linearized_memory_access): New.
1783 (memory_stride_in_loop): New.
1784 (pbb_interchange_profitable_p): Reimplemented.
1785 * graphite-ppl.h (ppl_new_id_map): New.
1786 (ppl_interchange): New.
1787
45489e99 1788 * gcc.dg/graphite/interchange-6.c: XFAILed.
fb9fb290 1789
312aea7f
SP		 17902009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1791
1792 * graphite-interchange.c (compute_subscript): Removed.
1793 (compute_array_size_cstr): Removed.
1794 (compute_array_size_poly): Removed.
1795 (compute_array_size): Removed.
1796 (gather_access_strides_poly): Removed.
1797 (gather_access_strides): Empty.
1798
25d7cc15
SP		 17992009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1800
1801 * graphite-dependences.c (dependence_polyhedron_1): Replace
1802 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1803 (graphite_legal_transform_dr): Same.
1804 (graphite_carried_dependence_level_k): Same.
1805 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1806 Initialize PDR_NB_SUBSCRIPTS.
1807 (print_pdr_access_layout): Replace pdr_nb_subscripts with
1808 PDR_NB_SUBSCRIPTS.
1809 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1810 (PDR_NB_SUBSCRIPTS): New.
1811 (pdr_nb_subscripts): Removed.
1812 (pdr_dim): Simplified.
1813 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1814 with PDR_NB_SUBSCRIPTS.
1815
66096911
SP		 18162009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1817
1818 * graphite-interchange.c (compute_array_size): Remove use of
1819 PDR_DATA_CONTAINER.
1820 * graphite-poly.c (new_poly_dr): Remove argument data_container.
1821 Do not initialize PDR_DATA_CONTAINER.
1822 (print_pdr): Do not print PDR_DATA_CONTAINER.
1823 * graphite-poly.h (struct poly_dr): Remove data_container field.
1824 (PDR_DATA_CONTAINER): Removed.
1825 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1826 PDR_DATA_CONTAINER.
1827 (build_poly_dr): Same.
1828
273c5dd3
SP		 18292009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1830
45489e99 1831 * gcc.dg/graphite/interchange-9.c: New.
273c5dd3 1832
7491e5f0
KT		 18332009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1834 Sebastian Pop <sebastian.pop@amd.com>
1835
1836 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1837 copy of the dependence polyhedron. Free the temporary objects.
1838 (graphite_carried_dependence_level_k): Free unused objects before
1839 returning.
1840
45489e99
SP		 1841 * gcc.dg/graphite/interchange-1.c: XFAILed.
1842 * gcc.dg/graphite/interchange-2.c: XFAILed.
1843 * gcc.dg/graphite/interchange-3.c: XFAILed.
1844 * gcc.dg/graphite/interchange-4.c: XFAILed.
1845 * gcc.dg/graphite/interchange-7.c: XFAILed.
7491e5f0 1846
f4648ed1
SP		 18472009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1848
1849 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1850 Early return without analyzing the data dependences if no
1851 transform has been done. Call restore_scattering if the transform
1852 is not legal.
1853 (graphite-interchange.c): Same.
1854 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1855 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1856 (apply_poly_transforms): Do not gcc_assert that
1857 the transform is legal.
1858 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1859 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1860 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1861 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1862 * graphite-poly.h (struct poly_scattering): New.
1863 (struct poly_bb): Add original, transformed, and saved fields.
1864 Remove transformed_scattering, original_scattering, nb_local_variables,
1865 and nb_scattering_transform fields.
1866 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1867 (poly_scattering_new): New.
1868 (poly_scattering_free): New.
1869 (poly_scattering_copy): New.
1870 (store_scattering_pbb): New.
1871 (store_scattering): New.
1872 (restore_scattering_pbb): New.
1873 (restore_scattering): New.
1874 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1875 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
273c5dd3 1876
e31a5bd4
SP		 18772009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1878
1879 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1880 (print_scop): Same.
1881
8e88f9fd
SP		 18822009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1883
1884 * Makefile.in (graphite.o): Depends on PREDICT_H.
1885 * graphite.c: Include predict.h.
1886 (graphite_finalize): Call tree_estimate_probability.
1887 * predict.c (predict_loops): Do not call scev_initialize and
1888 scev_finalize.
1889 (tree_estimate_probability_bb): New.
1890 (tree_estimate_probability): Do not initialize loops: move that
1891 code to the driver. Call tree_estimate_probability_bb.
1892 (tree_estimate_probability_driver): New.
1893 (pass_profile): Use tree_estimate_probability_driver.
1894 * predict.h (tree_estimate_probability): Declared.
1895
87d4d0ee
SP		 18962009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1897
1898 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1899 * graphite-dependences.c (graphite_legal_transform): Add time to
1900 TV_GRAPHITE_DATA_DEPS.
1901 (dependency_between_pbbs_p): Same.
1902 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1903
19042009-08-03 Sebastian Pop <sebastian.pop@amd.com>
1905
1906 * Merge from mainline (r149952:150372).
1907
2abae5f1
SP		 19082009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1909
1910 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
1911 * graphite-blocking.c: Same.
1912 * graphite-clast-to-gimple.c: Same.
1913 * graphite-dependences.c: Same.
1914 * graphite-poly.c: Same.
1915 * graphite-poly.h: Same.
1916 * graphite-ppl.c: Same.
1917 * graphite-scop-detection.c: Same.
1918 * graphite-sese-to-poly.c: Same.
1919 * graphite.c: Same.
1920
19212009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1922
1923 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
1924 (remove_simple_copy_phi): New.
1925 (remove_invariant_phi): New.
1926 (simple_copy_phi_p): New.
1927 (reduction_phi_p): New.
1928 (gsi_for_ssa_name_def): New.
1929 (insert_out_of_ssa_copy): New.
1930 (insert_out_of_ssa_copy_on_edge): New.
1931 (create_zero_dim_array): New.
1932 (scalar_close_phi_node_p): New.
1933 (rewrite_close_phi_out_of_ssa): New.
1934 (rewrite_phi_out_of_ssa): New.
1935 (rewrite_reductions_out_of_ssa): New.
1936 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
1937
45489e99
SP		 1938 * gcc.dg/graphite/id-11.c: New.
1939 * gcc.dg/graphite/id-15.c: New.
1940 * gcc.dg/graphite/interchange-1.c: Un-XFAIL.
1941 * gcc.dg/graphite/interchange-2.c: Un-XFAIL.
1942 * gcc.dg/graphite/interchange-3.c: Un-XFAIL.
1943 * gcc.dg/graphite/interchange-4.c: Un-XFAIL.
1944 * gcc.dg/graphite/interchange-7.c: Un-XFAIL.
1945 * gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
1946 * gfortran.dg/graphite/id-13.f: New.
1947 * gfortran.dg/graphite/id-5.f: New.
2abae5f1
SP		 1948
19492009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1950
1951 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
1952 check that nb_reductions_in_loop is zero.
1953 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
1954 reduction phi nodes.
1955 (nb_reductions_in_loop): Removed.
1956 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
1957 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
1958 (bb_contains_non_iv_scalar_phi_nodes): Removed.
1959 (scop_contains_non_iv_scalar_phi_nodes): Removed.
1960 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
1961
19622009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1963
1964 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
1965 statements that have an empty iteration domain.
45489e99 1966 * gfortran.dg/graphite/id-16.f: New.
2abae5f1
SP		 1967
19682009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1969
1970 * tree-scalar-evolution.c (instantiate_scev_1): Return
1971 chrec_dont_know when the result is not above instantiate_below.
1972 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
1973 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
1974 the tree has a known scalar evolution.
45489e99
SP		 1975 * gfortran.dg/graphite/id-14.f: New.
1976 * gfortran.dg/graphite/id-15.f: New.
2abae5f1
SP		 1977
19782009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1979
1980 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
1981 insert_gsi.
1982 (rename_variables): Keep inserting renames after the ones already
1983 inserted.
1984
19852009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1986
1987 * graphite-sese-to-poly.c (compare_bb_depths): New.
1988 (graphite_sort_dominated_info): New.
1989 (build_scop_bbs_1): Call graphite_sort_dominated_info.
1990 (build_scop_scattering): Fix comment.
1991
19922009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1993
1994 * graphite.c (graphite_finalize): Call print_loops instead of
1995 dump_function_to_file.
45489e99
SP		 1996 * gcc.dg/graphite/graphite.exp: Fix formatting.
1997 * gcc.dg/graphite/pr35356-1.c: New. Look for the number of
2abae5f1 1998 loops generated in the graphite output file.
45489e99
SP		 1999 * gcc.dg/graphite/pr35356-2.c: New.
2000 * gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
2001 * gfortran.dg/graphite/id-12.f: New.
2abae5f1
SP		 2002
20032009-07-24 Li Feng <nemokingdom@gmail.com>
2004
45489e99 2005 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
2abae5f1
SP		 2006 Remove 2 XFAIL.
2007
20082009-07-24 Li Feng <nemokingdom@gmail.com>
2009 Tobias Grosser <grosser@fim.uni-passau.de>
2010
2011 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
2012 alias set number build alias in ACCESSES polyhedron.
2013 (build_alias_set_for_drs): New.
2014 (build_pbb_drs): Added build_alias_set_for_drs.
2015 * graphite-dependences.c (poly_drs_may_alias_p): New.
2016 (graphite_carried_dependence_level_k): Check alias information
2017 before building polyhedron.
2018
20192009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2020
2021 * Makefile.in (lambda-code.o): Fix formatting.
2022
20232009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2024
2025 * Merge from mainline (r149350-149952)
2026
20272009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
2028
2029 * graphite-poly.c (apply_poly_transforms): Move strip_mine
2030 before interchange to prepare for loop blocking.
2031
20322009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
2033
2034 * graphite-poly.c (apply_poly_transforms): Add checks after every
2035 transformation.
2036 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
2037 done in apply_poly_transforms.
2038
20392009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2040
2041 * graphite-dependences.c (build_lexicographically_gt_constraint):
2042 Replace RES parameter with *RES.
2043 (dependence_polyhedron_1): Pass an address of the parameter RES
2044 instead of value of RES.
2045
20462009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2047
2048 * graphite.c (graphite_finalize): Fix comment.
2049 (graphite_transform_loops): Reset scev info after code generation
2050 of each scop.
2051
20522009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2053
2054 * graphite.c (graphite_finalize): Call scev_reset.
2055
20562009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2057
2058 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
2059 GBB_CLOOG_IV_TYPES hash table twice.
2060 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
2061 (add_condition_to_domain): Clear GMP values.
2062
20632009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2064
2065 * graphite-dependences.c: Fix formatting.
2066 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
2067 (pbb_number_of_iterations): Free ppl_Linear_Expression.
2068 * graphite-sese-to-poly.c: Fix formatting.
2069 * graphite.c (graphite_transform_loops): Create the hash table
2070 after the early return.
2071
20722009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2073
45489e99
SP		 2074 * gcc.dg/graphite/id-14.c: New.
2075 * gcc.dg/graphite/pr40157.c: New.
2076 * gfortran.dg/graphite/id-11.f: New.
2abae5f1
SP		 2077
20782009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2079
2080 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
2081 (build_poly_scop): Return false when there are no pbbs within
2082 loops to avoid to pass to cloog scops with no loops.
2083
20842009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2085
2086 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
2087 useless test "i % 2".
2088 (build_pbb_scattering_polyhedrons): Fix formatting.
2089 (build_poly_dr): Same.
2090 * graphite.c (graphite_transform_loops): Restructure.
2091
20922009-07-14 Razya Ladelsky <razya@il.ibm.com>
2093
2094 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
2095 reduction_list parameter.
2096 (rewrite_all_phi_nodes_with_iv): Same.
2097 (canonicalize_loop_ivs): Same.
2098 * tree-parloops.c (struct brli): Removed.
2099 (build_reduction_list_info): Removed.
2100 (build_new_reduction): New.
2101 (analyze_reduction_list): Removed.
2102 (gather_scalar_reductions): Find reductions instead of phi
2103 nodes that can't be canonicalized.
2104 (try_create_reduction_list): Remove reduction_list parameter.
2105 (gen_parallel_loop): Same.
2106 (parallelize_loops): Remove analyze_reductions variable,
2107 initialization and free.
2108 Change reduction_list htab initialization to reduction_info
2109 elements instead of ssa names.
2110 Call try_create_reduction_list and gen_parallel_loop without
2111 analyzed_reduction argument.
2112 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
2113 canonicalize_loop_ivs with one less argument.
2114 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2115
21162009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2117
2118 * graphite-dependences.c (new_poly_dr_pair): New.
2119 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
2120 (new_poly_dr_pair): New.
2121 (eq_poly_dr_pair_p): New.
2122 (hash_poly_dr_pair_p): New.
2123 * graphite-dependences.h (struct poly_dr_pair): New.
2124 (eq_poly_dr_pair_p): Declared.
2125 (hash_poly_dr_pair_p): Declared.
2126 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
2127 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
2128 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
2129 * Makefile.in (graphite-poly.o): Add dependence on
2130 graphite-dependences.h.
2131
21322009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2133
2134 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
2135 polynomials of degree > 1 pass to Graphite.
2136 * tree-chrec.c (scev_is_linear_expression): Call
2137 evolution_function_is_affine_multivariate_p.
45489e99 2138 * gfortran.dg/graphite/id-10.f90: New.
2abae5f1
SP		 2139
21402009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2141
2142 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
2143 Instantiate scevs varying in outer loops.
45489e99 2144 * gfortran.dg/graphite/id-9.f: Correct testcase.
2abae5f1
SP		 2145
21462009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2147
2148 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
2149 redundant constraint.
2150
21512009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2152
45489e99
SP		 2153 * gcc.dg/graphite/graphite.exp: Fix comments.
2154 * gfortran.dg/graphite/graphite.exp: Trigger actions
2abae5f1 2155 based on the file names as in the C testsuite.
45489e99
SP		 2156 * gfortran.dg/graphite/block-1.f90: Fix patterns.
2157 * gfortran.dg/graphite/block-2.f: Same.
2158 * gfortran.dg/graphite/block-3.f90: Same.
2159 * gfortran.dg/graphite/block-4.f90: Same.
2160 * gfortran.dg/graphite/id-1.f90: Same.
2161 * gfortran.dg/graphite/id-2.f90: Same.
2162 * gfortran.dg/graphite/id-3.f90: Same.
2163 * gfortran.dg/graphite/id-4.f90: Same.
2164 * gfortran.dg/graphite/id-6.f: Same.
2165 * gfortran.dg/graphite/id-9.f: Same.
2166 * gfortran.dg/graphite/interchange-1.f: Same.
2167 * gfortran.dg/graphite/interchange-2.f: Same.
2168 * gfortran.dg/graphite/scop-1.f: Same.
2abae5f1
SP		 2169
21702009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2171
2172 * sese.c (expand_scalar_variables_call): New.
2173 (expand_scalar_variables_ssa_name): Handle calls in expander.
2174
21752009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2176
45489e99 2177 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
2abae5f1 2178 Expect to see the pattern twice.
45489e99
SP		 2179 * gcc.dg/graphite/interchange-0.c: Un-XFAIL.
2180 * gcc.dg/graphite/interchange-5.c: Same.
2181 * gcc.dg/graphite/interchange-6.c: Same.
2abae5f1
SP		 2182
21832009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2184
45489e99
SP		 2185 * gcc.dg/graphite/id-10.c: New.
2186 * gcc.dg/graphite/id-12.c: New.
2187 * gfortran.dg/graphite/id-7.f: New.
2188 * gfortran.dg/graphite/id-8.f: New.
2abae5f1
SP		 2189
21902009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2191
2192 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
2193 zero.
2194
21952009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2196
2197 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
2198
21992009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2200
2201 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
2202
22032009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2204
2205 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
2206 building PDR subscripts.
2207
22082009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2209
2210 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
2211 computation of array sizes.
2212
22132009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2214
2215 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
2216
22172009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
2218
2219 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
2220 build_pairwise_constraint, dr_equality_constraints,
2221 build_pairwise_scheduling_equality,
2222 build_pairwise_scheduling_inequality, lexicographically_gt_p,
2223 build_lexicographically_gt_constraint, dependence_polyhedron,
2224 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
2225 Move from NNC_Polyhedron to C_Polyhedron.
2226 * graphite-interchange.c (compute_array_size_poly,
2227 gather_access_strides): Dito.
2228 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
2229 free_scop, pbb_number_of_iterations): Dito.
2230 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
2231 pbb_dim_iter_domain, struct scop): Dito.
2232 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
2233 new_Cloog_Domain_from_ppl_Polyhedron,
2234 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
2235 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
2236 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
2237 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
2238 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
2239 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
2240 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
2241 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
2242 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
2243 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
2244 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
2245 build_scop_iteration_domain, build_poly_dr): Dito
2246
22472009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2248
45489e99 2249 * gcc.dg/graphite/graphite.exp: Added a rule to execute
2abae5f1 2250 run-id-*.c files.
45489e99 2251 * gcc.dg/graphite/run-id-1.c: New.
2abae5f1
SP		 2252
22532009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2254
2255 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
2256 positivity constraint on the symbolic number of iterations.
2257
22582009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2259
2260 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
2261
22622009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2263 Tobias Grosser <grosser@fim.uni-passau.de>
2264
2265 * graphite-clast-to-gimple.c (build_scop_context): Removed.
2266 (build_cloog_prog): Directly use SCOP_CONTEXT.
2267 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
2268 (free_scop): Free SCOP_CONTEXT.
2269 (print_scop_context): New.
2270 (print_scop): Call print_scop_context.
2271 (debug_scop_context): New.
2272 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
2273 (struct scop): Added field context.
2274 (SCOP_CONTEXT): New.
2275 * graphite-sese-to-poly.c (add_param_constraints): New.
2276 (build_scop_context): New.
2277 (build_poly_scop): Call build_scop_context.
2278
22792009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2280
2281 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
2282 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
2283 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
2284 * graphite-ppl.h: Include double-int.h and tree.h.
2285 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
2286 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
2287 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
2288 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
2289
22902009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2291
2292 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
2293 POINTER_PLUS_EXPR for pointer types.
2294 (clast_to_gcc_expression): Same.
2295
22962009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2297
2298 * graphite-poly.c (print_scattering_function): Early return when
2299 PBB_TRANSFORMED_SCATTERING is not initialized.
2300 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
2301
23022009-07-08 Sebastian Pop <sebastian.pop@amd.com>
2303
2304 * tree-parloops.c (analyze_reduction_list): Remove unused variable
2305 to fix bootstrap.
2306
23072009-07-08 Razya Ladelsky <razya@il.ibm.com>
2308
2309 * tree-parloops.c (analyze_reduction_list): Change return
2310 value to void.
2311 (try_create_reduction_list): Move the call to
2312 analyze_reduction_list to the beginining.
2313 Call reduction_phi with analyzed_reductions as argument
2314 instead of reduction_list.
2315
23162009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
2317
2318 * Merge from mainline (r148296:149346)
2319
23202009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2321
2322 * graphite-scop-detection.c (graphite_can_represent_init): New.
2323 (graphite_can_represent_scev): Call graphite_can_represent_init:
2324 check that the initial value does not contain multiplications of
2325 parameters.
2326 (stmt_has_simple_data_refs_p): New.
2327 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
2328 (is_simple_operand): Fix formatting.
2329 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
2330
23312009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2332
45489e99 2333 * gcc.dg/graphite/id-13.c: New.
2abae5f1
SP		 2334 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
2335 analyze_scalar_evolution, use scalar_evolution_in_region.
2336 (scan_tree_for_params_right_scev): Add extra assert.
2337 (parameter_index_in_region_1): Split from parameter_index_in_region.
2338 (idx_record_params): Use scalar_evolution_in_region.
2339 (find_params_in_bb): Same.
2340 (find_scop_parameters): Same.
2341 (build_loop_iteration_domains): Same.
2342 (create_linear_expr_from_tree): Same.
2343 * sese.c (scalar_evolution_in_region): New.
2344 * sese.h (scalar_evolution_in_region): Declared.
2345 (defined_in_sese_p): New.
2346 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2347 static anymore.
2348 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2349 Declared.
2350
23512009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2352
2353 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
2354 TREE_DATA_REF_H also implies SCEV_H.
2355
23562009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2357
2358 * graphite-poly.c (print_scop_params): New.
2359 (print_scop): Call print_scop_params.
2360 (debug_scop_params): New.
2361 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
2362
23632009-07-07 Li Feng <nemokingdom@gmail.com>
2364
45489e99
SP		 2365 * gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
2366 * gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
2367 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
2368 * gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
2369 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
2370 * gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
2abae5f1
SP		 2371
23722009-07-07 Li Feng <nemokingdom@gmail.com>
2373
2374 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
2375 for dependency checking part.
45489e99 2376 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
2abae5f1 2377 tests for dependency checking.
45489e99
SP		 2378 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2379 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2380 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
2abae5f1
SP		 2381 flag -fdump-tree-graphite-all for autopar testsuites.
2382
23832009-07-06 Sebastian Pop <sebastian.pop@amd.com>
2384
2385 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
2386 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
2387 canonicalize_loop_ivs): Moved...
2388 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
2389
23902009-07-06 Sebastian Pop <sebastian.pop@amd.com>
2391
2392 * tree-parloops.c (try_create_reduction_list): Pass an extra
2393 argument analyzed_reductions. Call analyze_reduction_list.
2394 (gen_parallel_loop): Do not call analyze_reduction_list.
2395 (parallelize_loops): Init and finalize analyzed_reductions.
2396
23972009-07-06 Li Feng <nemokingdom@gmail.com>
2398
45489e99 2399 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2abae5f1
SP		 2400 Added flag -fno-loop-strip-mine for autopar testcase.
2401
24022009-07-04 Li Feng <nemokingdom@gmail.com>
2403
2404 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
2405 transformed scattering dimension instead of unmatch orignal when
2406 calling dependence_polyhedron.
2407
24082009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2409
2410 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
2411
24122009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2413
2414 * graphite-poly.c (pbb_number_of_iterations): Check for returned
2415 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
2416
24172009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2418
2419 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
2420 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
2421 * graphite-poly.c (pbb_number_of_iterations): New.
2422 * graphite-poly.h (pbb_number_of_iterations): Declared.
2423 (pbb_iterator_dim, pbb_parameter_dim): New.
2424
24252009-06-29 Sebastian Pop <sebastian.pop@amd.com>
2426
2427 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
2428 last commit on type of lower and upper bound of loops.
2429
24302009-06-29 Li Feng <nemokingdom@gmail.com>
2431
2432 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
2433 graphite-dependences.h.
2434 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
2435 (mark_bb_with_pbb): New.
2436 (get_stmtfor_depth): New.
2437 (find_pbb_via_hash): New.
2438 (dependency_in_loop_p): New.
2439 (mark_loops_parallel): New.
2440 (free_aux_in_new_loops): New.
2441 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
2442 bb with it's relevant pbb. Mark newly created loops. Remove mark
2443 innermost loop parallel without checking.
2444 (gloog): Add parameter BB_PBB_MAPPING.
2445 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
2446 (gloog): Change declaration.
2447 (mark_loop_parallel): Make extern.
2448 (free_aux_in_new_loops): Declare.
2449 (bb_pbb_map_hash): New.
2450 (eq_bb_pbb_map): New.
2451 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
2452 auto parallelization when flag_graphite_force_parallel is set.
2453 (graphite_finalize): Added free_aux_in_new_loops.
2454 * tree-parloops.c (parallelize_loops): Only generate parallel code for
2455 the innermost loop that marked parallel. Use
2456 flag_graphite_force_parallel instead of loop->can_be_parallel.
2457 (loop_parallel_p): Move inner most checking out of function.
2458
24592009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2460
2461 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
2462 type of lower and upper bound of loops signed long int.
2463
24642009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2465
2466 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
2467 expression outside the loop.
2468
24692009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2470
2471 * gcc.dg/graphite/interchange-8.c: New.
2472
24732009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2474
2475 * gcc.dg/graphite/interchange-0.c: XFailed.
2476 * gcc.dg/graphite/interchange-5.c: XFailed.
2477 * gcc.dg/graphite/interchange-6.c: XFailed.
2478
24792009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2480
2481 * graphite-interchange.c (compute_array_size_poly): The end of the
2482 recursion should return 1.
2483
24842009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2485
2486 * graphite-interchange.c (compute_array_size_cstr): Allow the
2487 subscript multiplier to be -1.
2488 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
2489 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
2490 data_container. Initializes PDR_DATA_CONTAINER.
2491 (print_pdr_access_layout): New.
2492 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
2493 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
2494 data_container.
2495 (PDR_DATA_CONTAINER): New.
2496 (new_poly_dr): Update declaration.
2497 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
2498 (build_poly_dr): Call pdr_add_data_dimensions.
2499
25002009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2501
2502 * graphite-poly.h (struct poly_dr): Fix comment.
2503 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
2504 (pdr_add_memory_accesses): New.
2505 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
2506
25072009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2508
2509 * graphite-poly.c (print_pdrs, debug_pdrs): New.
2510 (print_pbb): Add call to print_pdrs.
2511 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
2512
25132009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2514 Li Feng <nemokingdom@gmail.com>
2515
2516 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
2517 (dependency_between_pbbs_p): New.
2518 (lexicographically_gt_p): Assure !empty_p before polyhedron
2519 intersection assign.
2520 (build_lexicographically_gt_constraint): Correct lexicographically
2521 judging.
2522 * graphite-dependences.h: New.
2523 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
2524
25252009-06-24 Sebastian Pop <sebastian.pop@amd.com>
2526
2527 * graphite-clast-to-gimple.c (print_clast_stmt): New.
2528 (gloog): Print to dump_file the generated clast.
2529 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
2530 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
2531
25322009-06-24 Sebastian Pop <sebastian.pop@amd.com>
2533
2534 * graphite-poly.c (extend_scattering): Increment
2535 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
2536
25372009-06-24 Sebastian Pop <sebastian.pop@amd.com>
2538
2539 * graphite-interchange.c (compute_array_size_poly): Added exit of
2540 recursion condition. Continue iterating even after the first equality.
2541 (compute_array_size): Same.
2542
25432009-06-24 Li Feng <nemokingdom@gmail.com>
2544
45489e99 2545 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2abae5f1 2546 -fdump-tree-final_cleanup to -fdump-tree-optimized.
45489e99
SP		 2547 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2548 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2549 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2abae5f1
SP		 2550
25512009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2552
2553 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
2554 only when the use verifies is_gimple_reg.
2555
25562009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2557
2558 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
2559 Allocate scaldims after call to unify_scattering_dimensions.
2560
25612009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2562
2563 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
2564
25652009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2566 Albert Cohen <albert.cohen@inria.fr>
2567
2568 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
2569 variables for the strip mining.
2570
25712009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2572 Pranav Garg <pranav.garg2107@gmail.com>
2573
2574 * Makefile.in (OBJS-common): Added graphite-blocking.o.
2575 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
2576 (graphite-blocking.o): New rule.
2577 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
2578 * graphite-blocking.c: New.
2579 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
2580 flag_loop_strip_mine.
2581 (psct_scattering_dim_for_loop_depth): New.
2582 * graphite-poly.h (scop_do_strip_mine): Declared.
2583 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
2584 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
2585 flag_loop_strip_mine.
2586
25872009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2588
2589 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
2590 a GMP value and a PPL coefficient at each iteration of a loop.
2591
25922009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2593
2594 * graphite-dependences.c (dependence_polyhedron): Do not use
2595 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
2596 pbb_nb_scattering_transform.
2597 (graphite_legal_transform_dr): Same.
2598 * graphite-poly.c (extend_scattering): Same.
2599 (unify_scattering_dimensions): Same.
2600 (print_scattering_function): Same.
2601 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
2602 PBB_NB_LOCAL_VARIABLES.
2603 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
2604 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
2605 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
2606 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
2607 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
2608 (pbb_nb_scattering_transform): New.
2609 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
2610 (psco_scattering_dim): Add assert on parameters.
2611 (psct_scattering_dim): Same.
2612 (psct_scattering_dim_for_loop_depth): Declared.
2613 (psct_local_var_dim): New.
2614 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
2615 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
2616 correct layout, call pbb_nb_local_vars.
2617 (psct_add_local_variable, psct_add_scattering_dimension): New.
2618 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2619 Initialize PBB_NB_SCATTERING_TRANSFORM.
2620
26212009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2622
2623 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
2624 (set_coef): Renamed ppl_set_coef.
2625 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
2626
26272009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2628
2629 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
2630 test a boolean against 1.
2631 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
2632 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
2633 (pbb_do_interchange): Returns true when a transform has been performed.
2634 (scop_do_interchange): Same.
2635 * graphite-poly.c (apply_poly_transforms): Use the return value of
2636 scop_do_interchange.
2637 * graphite-poly.h (scop_do_interchange): Update declaration.
2638
26392009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
2640
2641 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
2642 after last use.
2643 * sese.c (sese_reset_aux_in_loops): New.
2644 * sese.h (sese_reset_aux_in_loops): New.
2645
26462009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2647
2648 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
2649 multiplier and multiply the constant by the multiplier.
2650 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
2651 (build_poly_dr): Do not use the multiplier to define the subscript.
2652
26532009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2654
2655 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
2656 compiler's data reference. Initialize PDR_CDR.
2657 (print_pdr): Call dump_data_reference.
2658 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
2659 Add compiler_dr field.
2660 (PDR_BB): Renamed PDR_PBB.
2661 (PDR_CDR): New.
2662 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
2663 GCC's data reference representation.
2664 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
2665 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
2666
26672009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2668
2669 * graphite-poly.c (print_scattering_function): Also print the layout.
2670 * graphite-poly.h (pbb_nb_local_vars): New.
2671
26722009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2673
2674 * graphite-poly.c (print_pbb_domain): Also print the layout names.
2675
26762009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2677
2678 * graphite-poly.c (print_pdr, debug_pdr): New.
2679 * graphite-poly.h (print_pdr, debug_pdr): Declared.
2680 (PDR_BASE): Removed.
2681
26822009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2683
45489e99 2684 * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2abae5f1
SP		 2685 ltrans-{1..6,8}.c.
2686
26872009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2688
2689 * graphite-interchange.c (compute_subscript): Allow also -1 in the
2690 subscript identification column.
2691 (pbb_do_interchange): Print to dump_file that some loops "will be
2692 interchanged". Rely on that chain of characters in the testcases.
2693 * gcc.dg/graphite/interchange-0.c: New.
2694 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
2695 interchange-*.c files and compile them with -floop-interchange.
2696
26972009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
2698
2699 * graphite-interchange.c (interchange_profitable_p): Renamed
2700 pbb_interchange_profitable_p.
2701
27022009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2703 Harsha Jagasia <harsha.jagasia@amd.com>
2704 Pranav Garg <pranav.garg2107@gmail.com>
2705
2706 * graphite-interchange.c (interchange_profitable_p): Make static.
2707 (pbb_interchange_loop_depths, pbb_do_interchange,
2708 scop_do_interchange): New.
2709 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
2710 for flag_loop_interchange.
2711 * graphite-poly.h (scop_do_interchange): Declared.
2712 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
2713 flag_loop_interchange is used.
2714
27152009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2716
2717 * graphite-dependences.c (dependence_polyhedron): Update use of
2718 pbb_nb_scattering_dims.
2719 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
2720 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
2721 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
2722 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
2723
27242009-06-16 Sebastian Pop <sebastian.pop@amd.com>
2725
2726 * graphite.c: Cleanup foo.
2727
27282009-06-16 Sebastian Pop <sebastian.pop@amd.com>
2729
2730 * Merge from mainline (r143684:148293).
2731 * Disabled libpcp until it gets fixed.
2732
27332009-06-05 Sebastian Pop <sebastian.pop@amd.com>
2734 Harsha Jagasia <harsha.jagasia@amd.com>
2735
2736 * graphite-interchange.c: New.
2737 * Makefile.in (graphite-interchange.o): New.
2738 * graphite-poly.h (interchange_profitable_p): Declared.
2739 * graphite-ppl.h (value_max): New.
2740
27412009-06-04 Sebastian Pop <sebastian.pop@amd.com>
2742
2743 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2744 * graphite-poly.h: Fix some comments.
2745 (pdr_dim): New.
2746 (pdr_scop): New.
2747
27482009-06-04 Sebastian Pop <sebastian.pop@amd.com>
2749
2750 * graphite-poly.h
2751 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
2752 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
2753 (pdr_accessp_nb_params): Renamed pdr_nb_params.
2754 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
2755 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
2756 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
2757 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
2758 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
2759 * graphite-clast-to-gimple.c: Same.
2760 * graphite-dependences.c: Same.
2761 * graphite-poly.c: Same.
2762 * graphite-sese-to-poly.c: Same.
2763
27642009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2765
2766 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
2767 expressions for an IV rename, as returned by clast_to_gcc_expression.
2768 (copy_renames): Rename new_name to expr.
2769 * sese.c (debug_rename_elt): Same.
2770 (get_rename): Same.
2771 (set_rename): Same.
2772 (sese_adjust_liveout_phis): Call force_gimple_operand before using
2773 the information from the rename map.
2774 (rename_variables_in_stmt): Same.
2775 (add_loop_exit_phis): Rename new_name to expr.
2776 (insert_loop_close_phis): Same.
2777 (add_guard_exit_phis): Same. Call force_gimple_operand.
2778 * sese.h (struct rename_map_elt): Rename new_name to expr.
2779 (new_rename_map_elt): Same.
2780
27812009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2782
2783 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2784 * sese.c (set_rename): Make it extern.
2785 * sese.h (set_rename): Declared.
2786
27872009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2788
2789 * graphite-poly.c (extend_scattering): Free values.
2790 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2791 Free iterators.
2792 (ppl_print_powerset_matrix): Same.
2793 * graphite-scop-detection.c (free_scops_1): New.
2794 (limit_scops): Call free_scops_1.
2795 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2796 (build_poly_dr): Free PPL coefficients.
2797 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2798
27992009-06-02 Sebastian Pop <sebastian.pop@amd.com>
2800
2801 * graphite-dependences.c: New.
2802 * graphite-data-ref.c: Removed.
2803 * graphite-data-ref.h: Removed.
2804 * Makefile.in (graphite-data-ref.o): Removed.
2805 (graphite-dependences.o): Added.
2806 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2807 * graphite-poly.c: Same.
2808 Move the data dependence testing to graphite-dependences.c.
2809
28102009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
2811
2812 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2813 from graphite_cannot_represent_loop. Code refactored.
2814 (scopdet_basic_block_info): Call graphite_can_represent_loop.
2815
28162009-05-17 Li Feng <nemokingdom@gmail.com>
2817
45489e99 2818 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2abae5f1
SP		 2819 Cover all the testcases (not only the filtered ones).
2820
28212009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
2822
2823 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2824 unnecessary check. Update comments. Move check for REAL_TYPE here.
2825 (harmful_stmt_in_bb): Remove checks for conditions. This is already
2826 done in (stmt_simple_for_scop_p).
2827
28282009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
2829
2830 * graphite.c (print_global_statistics): New.
2831 (print_graphite_scop_statistic): New.
2832 (print_graphite_statistics): New.
2833 (graphite_initialize, graphite_transform_loops): Print statistics.
2834 * graphite-scop-detection (build_scops): Print statistics.
2835 (print_graphite_scop_statistics): New.
2836 (print_graphite_statistics): New.
2837
28382009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2839
2840 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2841 (debug_clast_name_index): Removed.
2842 (debug_clast_name_indexes_1): Removed.
2843 (debug_clast_name_indexes): Removed.
2844 (clast_name_index_elt_info): Removed.
2845 (eq_clast_name_indexes): Removed.
2846 (clast_name_to_index): Removed.
2847 (new_clast_name_index): Removed.
2848 (save_clast_name_index): Removed.
2849 (save_var_name): Moved...
2850 (init_sese_params_index): Removed.
2851 (clast_name_to_gcc): Remove use of name_tree.
2852 (initialize_cloog_names): Same.
2853 (gloog): Do not call init_sese_params_index.
2854 * graphite-sese-to-poly.c (save_var_name): ...here.
2855 (parameter_index_in_region): New.
2856 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2857 (parameter_index_in_region): Removed.
2858 (is_parameter): Remove use of name_tree.
2859 * sese.h (struct name_tree): Removed.
2860 (struct sese): Remove use of name_tree. New field params_names.
2861 (SESE_PARAMS_NAMES): New.
2862 (SESE_PARAMS): Remove duplicate.
2863 (parameter_index_in_region): Removed.
2864 (sese_nb_params): Remove use of name_tree.
2865 (struct clast_name_index): New.
2866 (new_clast_name_index): New.
2867 (clast_name_to_index): New.
2868 (save_clast_name_index): New.
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
28752009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2876
2877 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
2878 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
2879 (graphite_loop_normal_form): Do not pass region. Do not
2880 initialize SESE_OLDIVS.
2881 (build_graphite_loop_normal_form): Update call to
2882 graphite_loop_normal_form.
2883 * sese.c (debug_oldivs): Removed.
2884 (new_sese): Do not initialize SESE_OLDIVS.
2885 (free_sese): Do not free SESE_OLDIVS.
2886 (oldiv_for_loop): Removed.
2887 * sese.h (struct sese): Remove old_ivs.
2888 (SESE_OLDIVS): Removed.
2889 (oldiv_for_loop): Removed.
2890
28912009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2892
2893 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
2894 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
2895 replaced by a call to newivs_to_depth_to_newiv.
2896 (clast_to_gcc_expression): Pass newivs, remove ivstack.
2897 (clast_to_gcc_expression_red): Same.
2898 (gcc_type_for_clast_expr): Same.
2899 (gcc_type_for_clast_eq): Same.
2900 (graphite_translate_clast_equation): Same.
2901 (graphite_create_guard_cond_expr): Same.
2902 (graphite_create_new_guard): Same.
2903 (graphite_create_new_loop): Same.
2904 (build_iv_mapping): Same.
2905 (translate_clast): Same.
2906 (gloog): Same.
2907 (loop_iv_stack_patch_for_consts): Removed. *
2908 sese.c (iv_stack_entry_is_constant): Removed.
2909 (iv_stack_entry_is_iv): Removed.
2910 (loop_iv_stack_push_iv): Removed.
2911 (loop_iv_stack_insert_constant): Removed.
2912 (loop_iv_stack_pop): Removed.
2913 (loop_iv_stack_get_iv): Removed.
2914 (loop_iv_stack_get_iv_from_name): Removed.
2915 (debug_loop_iv_stack): Removed.
2916 (free_loop_iv_stack): Removed.
2917 (loop_iv_stack_remove_constants): Removed. *
2918 sese.h (iv_stack_entry_kind): Removed.
2919 (iv_stack_entry_data_union): Removed.
2920 (iv_stack_entry_struct): Removed.
2921 (iv_stack_entry_p): Removed.
2922 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
2923 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
2924 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
2925 loop_iv_stack_pop, free_loop_iv_stack): Removed.
2926 (gbb_loop_at_index): Fix indenting.
2927 (gbb_loop_index): Removed.
2928
29292009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2930
2931 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2932 Call clast_name_to_index.
2933
29342009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2935
2936 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
2937 do not pass params. Get params from SESE_PARAMS.
2938 (clast_to_gcc_expression): Same.
2939 (clast_to_gcc_expression_red): Same.
2940 (gcc_type_for_clast_eq): Same.
2941 (graphite_translate_clast_equation): Same.
2942 (graphite_create_new_loop): Same.
2943 * sese.c (rename_variables_in_stmt): Fix comment.
2944
29452009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2946
2947 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
2948 newivs_index.
2949 Call save_clast_name_index.
2950 (translate_clast): Pass newivs_index.
2951 (gloog): Create and free newivs_index.
2952
29532009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2954
2955 * graphite-clast-to-gimple.c (clast_name_index): New structure.
2956 (clast_name_index_p): New type.
2957 (debug_clast_name_index): New.
2958 (debug_clast_name_indexes_1): New.
2959 (debug_clast_name_indexes): New.
2960 (clast_name_index_elt_info): New.
2961 (eq_clast_name_indexes): New.
2962 (clast_name_to_index): New.
2963 (new_clast_name_index): New.
2964 (save_clast_name_index): New.
2965 (init_sese_params_index): New.
2966 (gloog): Call init_sese_params_index.
2967 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
2968 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
2969 (free_sese): Free SESE_PARAMS_INDEX.
2970 * sese.h (struct sese): Add params_index.
2971 (SESE_PARAMS_INDEX): New.
2972
29732009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2974
2975 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
2976 (graphite_create_new_loop): Pass the newivs vector. Push the
2977 newly created IV to newivs.
2978 (translate_clast): Pass the newivs vector.
2979 (gloog): Create and destroy the newivs vector.
2980
29812009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2982
2983 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
2984 (graphite_loop_normal_form): Initialize loop->aux with the unique
2985 IV that has been created.
2986
29872009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
2988
2989 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
2990 scev with parameters in the base part. They where forbidden
2991 exidently.
2992
29932009-05-11 Li Feng <nemokingdom@gmail.com>
2994
45489e99 2995 * gcc.dg/graphite/graphite.exp: Set different default
2abae5f1 2996 compile options by file names.
45489e99
SP		 2997 * gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
2998 * gcc.dg/graphite/id-{1-9}.c: Ditto.
2999 * gcc.dg/graphite/scop-{0-20}.c: Ditto.
3000 * gcc.dg/graphite/scop-matmult.c: Ditto.
2abae5f1
SP		 3001
30022009-05-08 Li Feng <nemokingdom@gmail.com>
3003
45489e99
SP		 3004 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
3005 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
3006 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
3007 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2abae5f1
SP		 3008
30092009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
3010
3011 * graphite-scop-detection (build_scops_1): Fix little bug introduced
3012 by final cleanup.
3013
30142009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
3015
3016 * graphite-scop-detection.c (graphite_can_represent_scev): Only
3017 allow integer constant strides.
3018 (graphite_can_represent_expr): Depend on outermost_loop.
3019 (stmt_simple_memref_p, graphite_cannot_represent_loop,
3020 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
3021 build_scops_1): Same.
3022 (scopdet_basic_block_info): Same and insert layered SCoP
3023 detection.
3024 (try_generate_gimple_bb): Cleanup.
3025 (build_scops): Enable data references.
3026
45489e99
SP		 3027 * gcc.dg/graphite/id-5.c: New.
3028 * gcc.dg/graphite/id-9.c: New.
2abae5f1
SP		 3029 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
3030 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
3031
30322009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3033
3034 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
3035 that we have not yet built for this SCoP.
3036
30372009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3038
3039 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
3040 for complex numbers.
3041
30422009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3043
3044 * graphite-ppl.c: Fix build if cloog is not available.
3045
30462009-05-04 Li Feng <nemokingdom@gmail.com>
3047
3048 * tree-parloops.c (loop_parallel_p): Remove construction of
3049 NITER and REDUCTION_LIST.
3050 (try_get_loop_niter): New.
3051 (try_create_reduction_list): New.
3052 (parallelize_loops): Bypass the failed checkings in autopar
3053 when can_be_parallel in loop structure is set to true.
3054
30552009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
3056
45489e99
SP		 3057 * gcc.dg/graphite/id-6.c: Update testcase.
3058 * gcc.dg/graphite/scop-3.c: Dito.
2abae5f1
SP		 3059
30602009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
3061
3062 * graphite-scop-detection.c (stmt_simple_for_scop_p):
3063 Enable EQ_EXPR and NE_EXPR again.
3064
30652009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
3066
3067 * graphite-scop-detection.c (graphite_can_represent_scev):
3068 Add check if scev is affine multivariate.
3069 (harmful_stmt_in_bb): Check if we can represent the conditions.
3070 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
3071 harmful_stmt_in_bb.
45489e99 3072 * gcc.dg/graphite/id-7.c: New.
2abae5f1
SP		 3073
30742009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
3075
3076 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
3077 Check all bbs in region, not only the bbs that are represented in
3078 GRAPHITE.
3079 (build_poly_scop): Add newline.
45489e99 3080 * gcc.dg/graphite/id-8.c: New.
2abae5f1
SP		 3081
30822009-04-30 Li Feng <nemokingdom@gmail.com>
3083
3084 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
3085 when loop initialize.
3086 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
3087 * common.opt: Declare flag_graphite_force_parallel.
3088 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
3089 loop parallel.
3090 * graphite-poly.c (apply_poly_transforms): Introduce
3091 flag_graphite_force_parallel.
3092 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
3093 * toplev.c (process_options): ditto and replace a not correctly
3094 encoded space.
3095
30962009-04-30 Li Feng <nemokingdom@gmail.com>
3097
3098 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
3099 Change the call of gbb_loop_at_index and/or gbb_loop_index due
3100 to the redefinition.
3101 (compute_cloog_iv_types_1): ditto.
3102 (build_iv_mapping): ditto.
3103 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
3104 initialization.
3105 (free_gimple_bb): Removed GBB_LOOPS related free part.
3106 (build_bb_loops): Removed.
3107 * sese.h (struct gimple_bb): Removed loops.
3108 (GBB_LOOPS): Removed.
3109 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
3110 (gbb_loop_index): ditto.
3111
31122009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3113
3114 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
3115 allow non constant strides.
45489e99 3116 * gcc.dg/graphite/scop-20.c: New.
2abae5f1
SP		 3117
31182009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3119
3120 * graphite-scop-detection.c (dot_all_scops): Fix system call
3121 return value warning.
3122 (dot_scop): Same.
3123
31242009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3125
45489e99
SP		 3126 * gcc.dg/graphite/id-6.c: Fix pattern.
3127 * gcc.dg/graphite/scop-3.c: Same.
2abae5f1
SP		 3128
31292009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3130
3131 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
3132 build_pairwise_constraint, dr_equality_constraints,
3133 build_pairwise_scheduling_equality,
3134 build_pairwise_scheduling_inequality, lexicographically_gt_p,
3135 build_lexicographically_gt_constraint, dependence_polyhedron,
3136 graphite_legal_transform_dr, graphite_legal_transform_bb,
3137 graphite_legal_transform): New.
3138 * graphite-poly.h (graphite_legal_transform): Declared.
3139 * graphite-sese-to-poly.c (build_poly_scop): Call to
3140 graphite_legal_transform is disabled for the moment.
3141
31422009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3143
3144 * graphite-poly.h (pbb_nb_scattering_dims): New.
3145 (pbb_nb_scattering): Use it.
3146
31472009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3148
3149 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
3150 Pointset_Powerset version of ppl_insert_dimensions.
3151 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
3152
31532009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3154
3155 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
3156
31572009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3158
3159 * graphite-poly.h: Fix comment.
3160
31612009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3162
3163 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
3164
31652009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3166
3167 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
3168 statements.
3169
31702009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3171
3172 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
3173 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
3174 conditions.
3175
31762009-04-20 Sebastian Pop <sebastian.pop@amd.com>
3177
3178 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
3179 handle EQ_EXPR and NE_EXPR.
3180
31812009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
3182
3183 * graphite-poly.h (poly_dr): Fix comment.
3184
31852009-04-09 Sebastian Pop <sebastian.pop@amd.com>
3186 Tobias Grosser <grosser@fim.uni-passau.de>
3187
3188 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
3189 with a zero dimension polyhedron.
3190 (find_scop_parameters): Move the call to scop_set_nb_params here.
3191 (build_loop_iteration_domains): Store in loop->aux the iteration
3192 domain polyhedron.
3193 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
3194 by any loop in scop.
3195 (build_poly_scop): Do not call scop_set_nb_params.
3196
31972009-04-09 Sebastian Pop <sebastian.pop@amd.com>
3198 Tobias Grosser <grosser@fim.uni-passau.de>
3199
3200 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
3201 add_condition_to_domain not GT_EXPR.
3202
32032009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3204
3205 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
3206 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
3207 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
3208 upper_bound_assign to calculate unions.
45489e99 3209 * gcc.dg/graphite/id-6.c: New.
2abae5f1
SP		 3210
32112009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3212
3213 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
3214 handle abnormal edges.
3215
32162009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3217
3218 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
3219 (free_poly_bb): Also free poly_drs.
3220 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
3221 (poly_dr): Polyhedron to Pointset_Powerset.
3222 (pdr_accessp_nb_subscripts): Same.
3223 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
3224 poly_drs.
3225
32262009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3227
3228 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
3229 names into more meaningful names.
3230
32312009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3232
45489e99
SP		 3233 * gfortran.dg/graphite/interchange-1.c: New.
3234 * gfortran.dg/graphite/interchange-2.c: New.
2abae5f1
SP		 3235
32362009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3237
3238 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
3239 the reduction_list.
3240 * tree-parloops.c (rewrite_phi_with_iv): New.
3241 (rewrite_all_phi_nodes_with_iv): New.
3242 (canonicalize_loop_ivs): Call them.
3243
32442009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3245
3246 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
3247 graphite_find_data_references_in_stmt.
3248 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
3249 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
3250
32512009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3252
3253 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
3254
32552009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3256
3257 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
3258 instead of bb_in_region.
3259 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
3260 (build_sese_conditions): Use flag_bb_in_sese.
3261 * sese.c (register_bb_in_sese): Removed.
3262 (new_sese): Remove initialization of SESE_REGION_BBS.
3263 (free_sese): Do not free SESE_REGION_BBS.
3264 * sese.h (struct sese): Remove field region_basic_blocks.
3265 (SESE_REGION_BBS): Removed.
3266 (bb_in_sese_p): Implement in function of bb_in_region.
3267
32682009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3269
3270 * graphite-scop-detection.c (limit_scops): Deal only with single exit
3271 loops.
3272
32732009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
3274
3275 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
3276 and EQ_EXPR.
3277 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
3278 (add_condition_to_domain): New.
3279 (add_condition_to_pbb): New.
3280 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
45489e99 3281 * gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2abae5f1
SP		 3282
32832009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
3284
3285 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
3286 ppl_Pointset_Powerset.
3287 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
3288 * graphite-poly.h (poly_bb): poly_bb.domain Same.
3289 (pbb_nb_loops): Same.
3290 * graphite-sese-to-poly.c (build_loop_iteration_domains,
3291 add_conditions_to_domain): Same.
3292 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
3293 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
3294 ppl_const_Polyhedron_t.
3295 (ppl_print_powerset_matrix): New.
3296 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
3297 ppl_print_powerset_matrix): New.
3298 (ppl_print_polyhedron_matrix): Updated.
3299
33002009-04-07 Sebastian Pop <sebastian.pop@amd.com>
3301
3302 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
3303
33042009-04-07 Sebastian Pop <sebastian.pop@amd.com>
3305
3306 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
3307 (print_iteration_domains, debug_iteration_domain,
3308 debug_iteration_domains): New.
3309 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
3310 debug_iteration_domains): Declared.
3311 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
3312 indenting.
3313
33142009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
3315 Sebastian Pop <sebastian.pop@amd.com>
3316
3317 * graphite-poly.h (print_iteration_domain): New.
3318 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
3319 (build_sese_conditions_1, build_sese_conditions_after,
3320 build_sese_conditions_before): New.
3321 (build_sese_conditions): Rewritten.
3322
33232009-04-03 Sebastian Pop <sebastian.pop@amd.com>
3324 Tobias Grosser <grosser@fim.uni-passau.de>
3325
3326 Cleanup of code generation liveouts.
3327 * graphite-clast-to-gimple.c (translate_clast): Use a single
3328 rename_map instead of one per translated statement.
3329 Do not use SESE_LIVEOUT_RENAMES.
3330 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
3331 (gloog): Do not use SESE_LIVEOUT_RENAMES.
3332 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
3333 phi node of a reduction: when a loop contains a reduction used outside
3334 the loop, there should be a scalar close phi node on the exit block.
3335 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
3336 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
3337 (free_sese): Do not free them.
3338 (sese_build_liveouts_use): Do not use them.
3339 (sese_build_liveouts_bb): Same.
3340 (sese_build_liveouts): Same.
3341 (sese_insert_phis_for_liveouts): Same.
3342 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
3343 (defined_in_loop_p): New.
3344 (alive_after_loop): New.
3345 (close_phi_not_yet_inserted_p): New.
3346 (struct alep, alep_p): New.
3347 (add_loop_exit_phis): Remove from the rename_map all the names defined
3348 in the code generated loop.
3349 (insert_loop_close_phis): Traverse the rename_map passed to it.
3350 Don't use SESE_LIVEOUT_RENAMES.
3351 (default_liveout_before_guard): Renamed default_before_guard.
3352 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
3353 (graphite_copy_stmts_from_block): Do not directly call set_rename.
3354 (register_sese_liveout_renames): Removed.
3355 (copy_bb_and_scalar_dependences): Do not call it.
3356 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
3357 reduction_list.
3358 (SESE_LIVEOUT): Removed.
3359 (SESE_LIVEOUT_RENAMES): Removed.
3360 (SESE_REDUCTION_LIST): Removed.
3361 (sese_build_liveouts): Removed.
3362 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
3363 (insert_loop_close_phis): Pass a htab_t instead of a sese.
3364 (insert_guard_phis): Same.
3365 (rename_map_elt): Declare a VEC of them.
3366 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3367 trees not pointers to trees.
3368
3369 Rewrite in canonical close SSA form:
3370 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
3371 (limit_scops): Close the scop after the block containing the close phi
3372 nodes.
3373 (canonicalize_loop_closed_ssa): New.
3374 (canonicalize_loop_closed_ssa_form): New.
3375 (build_scops): Call canonicalize_loop_closed_ssa_form.
3376
3377 * graphite-sese-to-poly.c: Fix typos.
3378
33792009-04-03 Sebastian Pop <sebastian.pop@amd.com>
3380
3381 * graphite-poly.c (print_scattering_function, print_pbb_domain):
3382 Extended.
3383 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
3384 (print_pbb): Add conditions.
3385
33862009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
3387 Sebastian Pop <sebastian.pop@amd.com>
3388
3389 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
3390 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
3391 (build_scop_bbs_1): New.
3392 (build_scop_bbs): Rewrite.
3393 * sese.h (bb_in_region): New.
3394
33952009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3396
3397 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3398 poly_drs vector.
3399 (print_scop): Style.
3400 * graphite-poly.h (poly_bb): Add drs vector.
3401 (PBB_DRS): Add accessor.
3402 * graphite-sese-to-poly.c (build_poly_dr): New.
3403 (build_pbb_drs, build_scop_drs): New.
3404 (build_poly_scop): call build_scop_drs (Disabled at the moment).
3405
34062009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3407
3408 * tree-ssa-loop.c: Include forgotten toplev.h
3409
34102009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3411
3412 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
45489e99
SP		 3413 * gcc.dg/graphite/pr37883.c: Remove -floop-*
3414 * gcc.dg/graphite/pr37928.c: Same
3415 * gcc.dg/graphite/pr38409.c: Same
3416 * gcc.dg/graphite/pr38498.c: Same
3417 * gcc.dg/graphite/pr38559.c: Same
3418 * gcc.dg/graphite/pr39335.c: Same
3419 * gcc.dg/graphite/pr39335_1.c: Same
3420 * gfortran.dg/graphite/block-2.f: Same
2abae5f1
SP		 3421 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
3422 with -floop-*.
3423
34242009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
3425
3426 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
3427 build_access_matrix, build_scop_data_accesses): Remove access function
3428 building. (We get a new version soon).
3429 (build_bb_loops, scan_tree_for_params_right_scev): Update.
3430 * sese.h (nb_loops_around_loop_in_sese): Remove.
3431 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
3432
34332009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
3434 Sebastian Pop <sebastian.pop@amd.com>
3435
3436 * graphite-scop-detection.c (struct scopdet_info): Rename last
3437 field to exit.
3438 (scopdet_basic_block_info, build_scops_1): Don't use
3439 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
3440
34412009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
3442 Sebastian Pop <sebastian.pop@amd.com>
3443
3444 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
3445 * sese.c (sese_build_liveouts_use): Renamed from
3446 sese_build_livein_liveouts_use. Remove liveins.
3447 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
3448 Call sese_build_liveouts_use.
3449 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
3450 Call sese_build_liveouts_bb.
3451 (new_sese, free_sese): Remove liveins.
3452 (sese_add_exit_phis_var): Deleted.
3453 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
3454 directly.
3455 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
3456
3457 * sese.h (sese): Remove num_ver and livein.
3458 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
3459
34602009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
3461
3462 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
3463
34642009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
3465
3466 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
3467 (build_scop_scattering): Do not use compare_prefix_loops any more.
3468 (nb_common_loops): New.
3469
34702009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3471
3472 * sese.c (get_new_name_from_old_name): Renamed get_rename.
3473 (register_old_and_new_names): Renamed set_rename.
3474
34752009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3476
3477 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
3478 of the decl from the previous commit.
3479
34802009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3481
3482 * graphite-scop-detection.c (dot_scop): New.
3483 * graphite-scop-detection.h (dot_scop): Declared.
3484
34852009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3486
3487 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
3488
34892009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3490
3491 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
3492 condition at the end of the loop.
3493 * graphite.c (graphite_initialize, graphite_finalize): Print to
3494 dump_file the compiled function.
3495 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
3496 of create_empty_loop_on_edge.
3497 (translate_clast): Update the code generation of loops for the new
3498 shape of loops.
3499 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
3500
35012009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3502
3503 Reverted the patch from 2009-03-19.
3504
35052009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
3506
3507 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3508 poly_drs vector.
3509 (print_scop): Style.
3510 * graphite-poly.h (poly_bb): Add drs vector.
3511 (PBB_DRS): Add accessor.
3512 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
3513 (build_access_matrix_with_af, build_access_matrix,
3514 build_scop_data_accesses): Delete.
3515 (build_poly_dr): New.
3516 (build_pbb_drs, build_scop_drs): New.
3517 (build_poly_scop): call build_scop_drs.
3518
35192009-03-13 Sebastian Pop <sebastian.pop@amd.com>
3520
3521 * graphite-scop-detection.c (dot_all_scops_1): Close the table
3522 once per basic block.
3523
35242009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
3525
3526 * graphite-scop-detection.c (graphite_can_represent_scev): New.
3527 (graphite_can_represent_expr): Renamed from loop_affine_expr
3528 and enhanced.
3529 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
3530 (graphite_cannot_represent_loop): Add scop_entry to parameters.
3531 (scopdet_basic_block_info): Actually define entry_block.
3532 (stmt_simple_memref_p): Moved here from ...
3533
3534 * tree-data-ref.c (stmt_simple_memref_p): here.
3535 * tree-data-ref.h (stmt_simple_memref_p): Removed.
3536
35372009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
3538
45489e99 3539 * gcc.dg/graphite/id-4.c: New.
2abae5f1
SP		 3540
35412009-03-12 Sebastian Pop <sebastian.pop@amd.com>
3542
3543 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3544 (register_old_and_new_names): Update the content of the map.
3545 When there was already a rename_map_elt in the map at that
3546 location, free it.
3547 (copy_bb_and_scalar_dependences): Do rename_variables after
3548 expand_scalar_variables.
3549 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3550 of the map. When there was already a rename_map_elt in the
3551 map at that location, free it.
3552 (translate_clast): Pass the rename_map. Do not initialize and free
3553 a rename_map per stmt_user.
3554 (gloog): Initialize and free one rename_map and pass it to
3555 translate_clast.
3556
35572009-03-12 Sebastian Pop <sebastian.pop@amd.com>
3558
3559 * sese.c (expand_scalar_variables_stmt,
3560 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
3561 parameter.
3562 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
3563 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
3564 the gimple_stmt_iterator of the statement to be expanded.
3565 * graphite-scop-detection.c (is_simple_operand): Do handle
3566 REALPART_EXPR.
3567
35682009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3569
3570 * graphite-scop-detection.c (is_simple_operand): Do not handle
3571 REALPART_EXPR.
45489e99 3572 * gcc.dg/graphite/id-2.c: New.
2abae5f1
SP		 3573
3574 * graphite-sese-to-poly.c (build_bb_loops,
3575 add_value_to_dim, scan_tree_for_params_right_scev,
3576 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
3577 find_params_in_bb, build_loop_iteration_domains,
3578 add_conditions_to_domain): Remove subtract.
3579
35802009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3581
3582 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
3583 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
3584 pbb_loop_at_index -> gbb_loop_at_index.
3585 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
3586 (debug_loop_vec): Delete.
3587 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
3588 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
3589 (PBB_LOOPS): Removed.
3590 (PBB_BLACK_BOX): Insert cast.
3591 (pbb_set_black_box): New setter.
3592 (pbb_loop_at_index, pbb_loop_index): Removed.
3593 (scop_set_region, scop_set_nb_params): New.
3594 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
3595 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
3596 (build_poly_scop): Use scop_set_nb_params.
3597 * sese.h (gimple_bb): Add LOOPS.
3598 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
3599
36002009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3601
3602 Revert previous commit.
3603
36042009-03-11 Sebastian Pop <sebastian.pop@amd.com>
3605
3606 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3607 (register_old_and_new_names): Update the content of the map.
3608 When there was already a rename_map_elt in the map at that
3609 location, free it.
3610 (copy_bb_and_scalar_dependences): Do rename_variables after
3611 expand_scalar_variables.
3612 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3613 of the map. When there was already a rename_map_elt in the
3614 map at that location, free it.
3615 (translate_clast): Pass the rename_map. Do not initialize and free
3616 a rename_map per stmt_user.
3617 (gloog): Initialize and free one rename_map and pass it to
3618 translate_clast.
3619
36202009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3621
3622 Remove forgotten line in revert.
3623
36242009-03-11 Sebastian Pop <sebastian.pop@amd.com>
3625
3626 Revert previous commit.
3627
36282009-03-10 Sebastian Pop <sebastian.pop@amd.com>
3629
3630 * sese.c (register_old_and_new_names): Update the content
3631 of the map. When there was already a rename_map_elt in the
3632 map at that location, free it.
3633 (copy_bb_and_scalar_dependences): Do rename_variables after
3634 expand_scalar_variables.
3635 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3636 of the map. When there was already a rename_map_elt in the
3637 map at that location, free it.
3638 (translate_clast): Pass the rename_map. Do not initialize and free
3639 a rename_map per stmt_user.
3640 (gloog): Initialize and free one rename_map and pass it to
3641 translate_clast.
3642
36432009-03-10 Sebastian Pop <sebastian.pop@amd.com>
3644
3645 * graphite-clast-to-gimple.c (translate_clast): context_loop
3646 is never NULL.
3647
36482009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
3649 Sebastian Pop <sebastian.pop@amd.com>
3650
3651 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
3652 of the use of ppl_Polyhedron_map_space_dimensions.
3653
36542009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
3655 Sebastian Pop <sebastian.pop@amd.com>
3656
3657 * graphite-poly.c (unify_scattering_dimensions): Fix types.
3658 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
3659 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
3660 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
3661 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
3662 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
3663 pbb_nb_params): New.
3664 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
3665 nb_loops_around_pbb): Adapt return types.
3666
36672009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
3668
3669 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3670 graphite-clast-to-gimple.o, graphite-data-ref.o,
3671 graphite-scop-detection.o, graphite-poly.o): Add
3672 more headers.
3673
36742009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
3675
3676 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3677 graphite-clast-to-gimple.o, graphite-data-ref.o,
3678 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
3679
36802009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
3681
45489e99
SP		 3682 * gcc.dg/graphite/pr37485.c: Remove -floop-block
3683 * gcc.dg/graphite/pr37828.c: Same.
3684 * gcc.dg/graphite/pr37684.c: Same.
3685 * gcc.dg/graphite/block-0.c: Same.
3686 * gcc.dg/graphite/block-1.c: Same.
3687 * gcc.dg/graphite/block-2.c: Same.
3688 * gcc.dg/graphite/block-3.c: Same.
3689 * gcc.dg/graphite/block-4.c: Same.
3690 * gcc.dg/graphite/block-5.c: Same.
3691 * gcc.dg/graphite/block-6.c: Same.
3692 * gfortran.dg/graphite/pr38083.f90: Same.
3693 * gfortran.dg/graphite/block-1.f90: Same.
3694 * gfortran.dg/graphite/block-3.f90: Same.
3695 * gfortran.dg/graphite/pr37852.f90: Same.
3696 * gfortran.dg/graphite/block-4.f90: Same.
3697 * gfortran.dg/graphite/pr37980.f90: Same.
3698 * gfortran.dg/graphite/pr38953.f90: Same.
3699 * gfortran.dg/graphite/pr37857.f90: Same.
2abae5f1
SP		 3700 * opts.c: Remove -floop-block from -O2.
3701 * graphite-poly.c: Fail if -floop-block -floop-interchange or
3702 -floop-strip-mine are used.
3703
37042009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
3705 Sebastian Pop <sebastian.pop@amd.com>
3706
3707 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
3708 dimensions.
3709 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
3710 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
3711 strip_mine_profitable_p, is_interchange_valid,
3712 graphite_trans_bb_block, graphite_trans_loop_block,
3713 graphite_trans_scop_block): Temporary removed.
3714 (extend_scattering, unify_scattering_dimensions): New.
3715 (print_scattering_function, graphite_read_transforms):
3716 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3717 (graphite_generate_scattering_fns): Removed.
3718 (apply_poly_transforms): Cleanup.
3719 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3720 (schedule_to_scattering): Moved.
3721 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
3722 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
3723 (pbb_nb_scattering): New.
3724 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3725 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
3726 Removed.
3727 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
3728 shift_poly.
3729 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3730 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
3731 -> PBB_TRANSFORMED_SCATTERING.
3732 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
3733 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
3734 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
3735 (check_poly_representation): Do not return bool.
3736 (graphite_transform_loops): Reformat.
3737 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
3738
37392009-03-04 Sebastian Pop <sebastian.pop@amd.com>
3740
3741 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
3742 debug_pbb_domain, debug_pbb, debug_scop): New.
3743 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
3744 debug_pbb_domain, debug_pbb, debug_scop): Declared.
3745
37462009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3747
3748 PR middle-end/39335
3749 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3750 when the type precision of the induction variable should be
3751 larger than the type precision of nit.
3752 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3753 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
3754 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3755
45489e99
SP		 3756 * gcc.dg/graphite/pr39335_1.c: New.
3757 * gcc.dg/graphite/pr39335.c: New.
2abae5f1
SP		 3758
37592009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3760
3761 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3762 SSA_NAMES not struct reduction_info.
3763
37642009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3765
3766 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
3767
37682009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3769 Tobias Grosser <grosser@fim.uni-passau.de>
3770
3771 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
3772 (free_sese): Free SESE_REDUCTION_LIST.
3773 * sese.h (struct sese): Add field reduction_list.
3774 (SESE_REDUCTION_LIST): New.
3775 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
3776 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
3777
37782009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3779 Tobias Grosser <grosser@fim.uni-passau.de>
3780
3781 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
3782 of loop_p.
3783
37842009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3785 Tobias Grosser <grosser@fim.uni-passau.de>
3786
3787 * tree-parloops.c (struct brli, build_reduction_list_info,
3788 analyze_reduction_list, gather_scalar_reductions): New.
3789 (loop_parallel_p): Build a reduction list containing only
3790 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
3791 (gen_parallel_loop): Call the analysis analyze_reduction_list.
3792 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
3793 * tree-flow.h (gather_scalar_reductions): Declared.
3794
37952009-02-26 Sebastian Pop <sebastian.pop@amd.com>
3796
3797 PR middle-end/39308
3798 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
3799 number_of_iterations_exit from a gcc_assert.
3800
38012009-02-25 Sebastian Pop <sebastian.pop@amd.com>
3802 Jan Sjodin <jan.sjodin@amd.com>
3803
3804 * output.h (graphite_out_file, graphite_in_file): Declared.
3805 * toplev.c (graphite_out_file, graphite_in_file): New.
3806 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
3807 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
3808 Don't call schedule_to_scattering.
3809 * common.opt (fgraphite-write, fgraphite-read): New.
3810 * graphite-poly.c: Include output.h.
3811 (print_scattering_function, print_scattering_functions,
3812 debug_scattering_function, debug_scattering_functions,
3813 graphite_write_transforms, graphite_read_transforms,
3814 graphite_generate_scattering_fns): New.
3815 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
3816 Call graphite_generate_scattering_fns, graphite_write_transforms,
3817 graphite_read_transforms.
3818 (new_poly_bb): Initialize PBB_SCATTERING.
3819 (free_poly_bb): Free PBB_SCATTERING.
3820 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
3821 * graphite-poly.h (struct poly_bb): Add field scattering.
3822 (PBB_SCATTERING): New.
3823 (print_scattering_function, print_scattering_functions,
3824 debug_scattering_function, debug_scattering_functions): Declared.
3825 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
3826 GMP values, not integers!
3827 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
3828 ppl_read_polyhedron_matrix): New.
3829 * graphite-ppl.h (ppl_print_polyhedron_matrix,
3830 debug_ppl_polyhedron_matrix,
3831 ppl_read_polyhedron_matrix): Declared.
3832 * Makefile.in (graphite-poly.o): Depends on output.h.
3833
38342009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3835 Tobias Grosser <grosser@fim.uni-passau.de>
3836
3837 Revert this change:
3838 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3839 scalar evolutions in the scop_entry->loop_father.
3840
38412009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3842 Tobias Grosser <grosser@fim.uni-passau.de>
3843
3844 * graphite.h (ref_nb_loops): Remove declaration.
3845 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
3846 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
3847 debug_gbb): Moved to sese.h.
3848 * sese.h: As said.
3849
38502009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3851 Tobias Grosser <grosser@fim.uni-passau.de>
3852
3853 * graphite-data-ref.[ch]: Disable.
3854
38552009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3856 Tobias Grosser <grosser@fim.uni-passau.de>
3857
3858 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3859 scalar evolutions in the scop_entry->loop_father.
3860
38612009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3862
3863 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
3864 (graphite_cannot_represent_loop_niter): Renamed
3865 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
3866 (limit_scops): build_sese_loop_nests does not return a bool.
3867 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
3868 * sese.c (nb_reductions_in_loop): ... from here.
3869 (graphite_loop_normal_form): ... from here.
3870 (sese_record_loop): Does not fail, so does not return a bool.
3871 (build_sese_loop_nests): Same.
3872 * sese.h (build_sese_loop_nests): Update declaration.
3873 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
3874 (build_graphite_loop_normal_form): New.
3875 (gloog): Call build_graphite_loop_normal_form.
3876 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
3877 build_sese_loop_nests.
3878
45489e99 3879 * gcc.dg/graphite/id-1.c: New.
2abae5f1
SP		 3880
38812009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3882 Tobias Grosser <grosser@fim.uni-passau.de>
3883
3884 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
3885 The SCoP detection fix is sufficient.
3886
38872009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3888
3889 PR tree-optimization/39260
3890 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
3891 the basic block contains a condition with a real type.
3892 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
3893
3894 * gcc.dg/graphite/pr39260.c: New.
3895
38962009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3897
3898 * graphite-poly.c: Inlcude params.h.
3899 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
3900 the size of a tile.
3901 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
3902 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
3903
39042009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3905 Tobias Grosser <grosser@fim.uni-passau.de>
3906
3907 * graphite-scop-detection.c (dot_all_scops_1,
3908 dot_all_scops): Moved here.
3909 * graphite-scop-detection.h (dot_all_scops): Declared here.
3910 * graphite.c (graphite_initialize, graphite_finalize): New.
3911 (graphite_transform_loops): Cleaned up.
3912 * sese.c (debug_oldivs): Moved here.
3913 * graphite-poly.c (graphite_apply_transformations): Renamed
3914 apply_poly_transforms.
3915 (debug_loop_vec): Moved here.
3916 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
3917 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
3918 find_scop_parameters, build_scop_iteration_domain,
3919 add_conditions_to_constraints, build_scop_canonical_schedules,
3920 build_scop_data_accesses): Now static.
3921 (build_poly_scop, check_poly_representation): New.
3922
39232009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3924
3925 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
3926 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
3927 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
3928 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
3929 scan_tree_for_params_right_scev, scan_tree_for_params_int,
3930 scan_tree_for_params, struct irp_data, dx_record_params,
3931 find_params_in_bb, find_scop_parameters, gbb_from_bb,
3932 build_loop_iteration_domains, add_conditions_to_domain,
3933 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
3934 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
3935 build_sese_conditions, add_conditions_to_constraints,
3936 build_scop_iteration_domain, build_access_matrix_with_af,
3937 build_access_matrix,
3938 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
3939
3940 * graphite-sese-to-poly.c: New.
3941 * graphite-sese-to-poly.h: New.
3942
3943 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
3944
39452009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3946
3947 * graphite.c: Split graphite code generation to a new file.
3948 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
3949 max_precision_type, clast_to_gcc_expression_red,
3950 clast_to_gcc_expression, gcc_type_for_clast_expr,
3951 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
3952 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
3953 graphite_create_new_guard, clast_get_body_of_loop,
3954 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
3955 graphite_create_new_loop, build_iv_mapping, copy_renames,
3956 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3957 compute_cloog_iv_types, free_scattering, save_var_name,
3958 initialize_cloog_names, build_scop_context, build_cloog_prog,
3959 set_cloog_options, debug_clast_stmt, scop_to_clast,
3960 print_generated_program, debug_generated_program,
3961 gloog): Moved to graphite-clast-to-gimple.c.
3962
3963 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
3964
3965 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
3966 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
3967 loop_iv_stack_pop, loop_iv_stack_get_iv,
3968 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
3969 free_loop_iv_stack, loop_iv_stack_remove_constants,
3970 debug_rename_elt, debug_rename_map_1, debug_rename_map,
3971 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
3972 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
3973 eq_ivtype_map_elts, sese_add_exit_phis_edge,
3974 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
3975 get_vdef_before_sese, sese_adjust_vphi,
3976 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
3977 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
3978 is_iv, expand_scalar_variables_ssa_name,
3979 expand_scalar_variables_expr, expand_scalar_variables_stmt,
3980 expand_scalar_variables, rename_variables, remove_condition,
3981 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
3982 add_loop_exit_phis, insert_loop_close_phis, struct igp,
3983 default_liveout_before_guard, add_guard_exit_phis,
3984 insert_guard_phis, register_old_and_new_names,
3985 graphite_copy_stmts_from_block, register_sese_liveout_renames,
3986 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
3987 if_region_set_false_region, create_if_region_on_edge,
3988 move_sese_in_condition): Moved to sese.c.
3989
3990 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
3991 if_region_exit, if_region_get_condition_block,
3992 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
3993 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
3994 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
3995 ivtype_map_elt, new_ivtype_map_elt,
3996 recompute_all_dominators): Moved to sese.h.
3997
3998 * graphite-clast-to-gimple.c: New.
3999 * graphite-clast-to-gimple.h: New.
4000 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
4001 * sese.c: Modified as said above.
4002 * sese.h: Same.
4003
40042009-02-20 Sebastian Pop <sebastian.pop@amd.com>
4005
4006 * graphite.c: Split scop detection to a new file.
4007 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
4008 move_sd_regions, loop_affine_expr, exclude_component_ref,
4009 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
4010 graphite_cannot_represent_loop_niter, struct scopdet_info,
4011 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
4012 find_single_entry_edge, find_single_exit_edge,
4013 create_single_entry_edge, sd_region_without_exit,
4014 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
4015 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
4016 Moved to graphite-scop-detection.c.
4017
4018 * graphite-scop-detection.c: New.
4019 * graphite-scop-detection.h: New.
4020 * Makefile.in: Add new rule for graphite-scop-detection.o.
4021
4022 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
4023 tree-scalar-evolution.h.
4024 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
4025 build_sese_loop_nests): Moved here from graphite.c.
4026 (param_index): Renamed parameter_index_in_region.
4027
40282009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
4029 Sebastian Pop <sebastian.pop@amd.com>
4030
4031 * gcc.dg/graphite/block-0.c: Expected to fail now.
4032 * gcc.dg/graphite/block-1.c: Same.
4033 * gcc.dg/graphite/block-5.c: Same.
4034 * gcc.dg/graphite/block-6.c: Same.
4035
40362009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
4037 Sebastian Pop <sebastian.pop@amd.com>
4038
4039 * graphite.h: Separate from graphite_bb_p the polyhedral
4040 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
4041 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
4042 graphite-data-ref.h.
4043 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
4044 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
4045 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
4046 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
4047 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
4048 scop_nb_params): Moved to graphite-poly.h.
4049 * graphite-data-ref.c: Same.
4050 * graphite-data-ref.h: New.
4051 * graphite.c: Same.
4052 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
4053 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
4054 is_interchange_valid, graphite_trans_bb_block,
4055 graphite_trans_loop_block, scop_max_loop_depth,
4056 graphite_trans_scop_block, graphite_apply_transformations,
4057 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
4058 graphite-poly.c.
4059 * graphite-poly.h: New.
4060 * graphite-poly.c: New.
4061 * Makefile.in (OBJS-common): Add graphite-poly.o.
4062 (graphite-poly.o): New rule.
4063 * tree-data-ref.h (struct data_reference): Remove unused scop field.
4064 (DR_SCOP): Removed.
4065
40662009-02-18 Sebastian Pop <sebastian.pop@amd.com>
4067 Tobias Grosser <grosser@fim.uni-passau.de>
4068
4069 * graphite.c: Replace gb -> gbb.
4070 * graphite.h: Same.
4071 * graphite-data-ref.c: Same.
4072
40732009-02-18 Sebastian Pop <sebastian.pop@amd.com>
4074 Tobias Grosser <grosser@fim.uni-passau.de>
4075
4076 * Makefile.in (OBJS-commmon): Add sese.o.
4077 (sese.o): New.
4078 (graphite.o): Add sese.h.
4079 * graphite.c (bb_in_ss_p, loop_in_sese_p,
4080 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
4081 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
4082 Move to sese.
4083 (block_before_scop): Add missing return.
4084 (new_scop, free_scop): Remove SESE data structures.
4085 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
4086 find_scop_parameters, build_loop_iteration_domains,
4087 add_conditions_to_domain, register_scop_liveout_renames,
4088 copy_bb_and_scalar_dependences): Scop -> SESE.
4089
4090 (add_conditions_to_domain): SCoP -> SESE and remove check
4091 (scop_contains_non_iv_scalar_phi_nodes): New.
4092 (build_scop_conditions_1, build_scop_conditions): Remove check for
4093 non iv scalar phi nodes.
4094 (print_scop_statistics): New.
4095 (graphite_transform_loops): Cleanup.
4096
4097 * graphite.h: Move to sese & cleanup.
4098 * sese.c: New.
4099 * sese.h: New.
4100
41012009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4102 Tobias Grosser <grosser@fim.uni-passau.de>
4103
4104 * graphite.c (build_scop_conditions_1): Conditions are only
4105 at the end of a basic block.
4106
41072009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4108 Tobias Grosser <grosser@fim.uni-passau>
4109
4110 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
4111 field.
4112 (GBB_ALPHA): Removed.
4113
41142009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4115 Tobias Grosser <grosser@fim.uni-passau.de>
4116
4117 * graphite-data-ref.c (graphite_test_dependence): Don't use
4118 GBB_DYNAMIC_SCHEDULE.
4119 * graphite.c (new_graphite_bb): Same.
4120 (free_graphite_bb): Same.
4121 (build_scop_dynamic_schedules): Removed.
4122 (graphite_transform_loops): Don't call it.
4123 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
4124 (GBB_DYNAMIC_SCHEDULE): Removed.
4125
41262009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4127 Tobias Grosser <grosser@fim.uni-passau.de>
4128
4129 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
4130 (print_graphite_bb): Same.
4131 (build_cloog_prog): Same.
4132
41332009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4134 Tobias Grosser <grosser@fim.uni-passau.de>
4135
4136 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
4137
41382009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4139 Tobias Grosser <grosser@fim.uni-passau.de>
4140
4141 * graphite.c (build_scop_context): Don't use CloogMatrix.
4142 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
4143 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
4144
41452009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4146 Tobias Grosser <grosser@fim.uni-passau.de>
4147
4148 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
4149 liveout_renames, add_params fields...
4150 (struct sese): ... here.
4151 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
4152 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
4153
41542009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4155 Tobias Grosser <grosser@fim.uni-passau.de>
4156
4157 * graphite.c (print_scop): Do not print the CLooG program.
4158 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
4159 build_cloog_prog, gloog): Don't use SCOP_PROG.
4160 (find_transform): Renamed scop_to_clast.
4161 (print_generated_program, debug_generated_program): New.
4162 (graphite_transform_loops): Adapt to new interface.
4163 * graphite.h (struct scop): Remove program field.
4164 (SCOP_PROG): Removed.
4165 (print_generated_program, debug_generated_program): Declared.
4166
41672009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4168
4169 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
4170 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
4171 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
4172 free_graphite_bb, build_scop_canonical_schedules,
4173 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
4174 schedules are now represented using a ppl_Linear_Expression_t.
4175 * graphite.h (struct graphite_bb): Same.
4176 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
4177 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
4178
41792009-02-15 Sebastian Pop <sebastian.pop@amd.com>
4180
4181 * graphite.c: Free local memory.
4182 * graphite-ppl.c: Same.
4183
41842009-02-15 Sebastian Pop <sebastian.pop@amd.com>
4185
4186 * graphite.c (const_column_index, get_first_matching_sign_row_index,
4187 get_lower_bound_row, get_upper_bound_row, copy_constraint,
4188 swap_constraint_variables, scale_constraint_variable): Removed.
4189 (graphite_trans_bb_strip_mine): Remove pong.
4190 * graphite-ppl.c: Include missing header files.
4191 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
4192 * graphite-ppl.h (ppl_strip_loop): Declared.
4193 * Makefile.in (graphite-ppl.o): Adjust dependences.
4194
41952009-02-14 Sebastian Pop <sebastian.pop@amd.com>
4196
4197 * graphite.c (build_loop_iteration_domains): Remove ping pong.
4198 (build_scop_iteration_domain): Same.
4199
42002009-02-13 Sebastian Pop <sebastian.pop@amd.com>
4201
4202 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4203 ping pong.
4204 (add_value_to_dim, scan_tree_for_params_right_scev,
4205 scan_tree_for_params_int): New.
4206 * graphite-ppl.c (oppose_constraint): New.
4207 (insert_constraint_into_matrix): Implement missing cases.
4208 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4209
42102009-02-13 Sebastian Pop <sebastian.pop@amd.com>
4211
4212 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4213 use ppl_move_dimension.
4214
42152009-02-12 Sebastian Pop <sebastian.pop@amd.com>
4216
4217 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
4218 * graphite.c: Same.
4219 * graphite.h: Same.
4220 * graphite-ppl.c: Same.
4221 * graphite-ppl.h: Same.
4222
42232009-02-12 Sebastian Pop <sebastian.pop@amd.com>
4224
4225 Revert last 3 commits.
4226
42272009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4228
4229 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4230 ping pong.
4231 (add_value_to_dim, scan_tree_for_params_right_scev,
4232 scan_tree_for_params_int): New.
4233 * graphite-ppl.c (oppose_constraint): New.
4234 (insert_constraint_into_matrix): Implement missing cases.
4235 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4236
42372009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4238
4239 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
4240
42412009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4242 Tobias Grosser <grosser@fim.uni-passau.de>
4243
4244 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4245 use ppl_move_dimension.
4246 * graphite-ppl.c (ppl_move_dimension): New.
4247 * graphite-ppl.h (ppl_move_dimension): Declared.
4248
42492009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4250
4251 * graphite.c: Do not include cloog/cloog.h.
4252 (print_graphite_bb): Remove ping pong, call PPL print function.
4253
42542009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
4255
4256 * Makefile.in (OBJS-common): Add graphite-ppl.o.
4257 (graphite.o): Add dependence on graphite-ppl.h.
4258 (graphite-ppl.o): New.
4259 (graphite-data-ref.c): Ping pong between PPL data structures
4260 and matrices.
4261 * graphite-ppl.c: New.
4262 * graphite-ppl.h: New.
4263 * graphite.c: Include graphite-ppl.h.
4264 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
4265 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
4266 Ping pong between PPL data structures and matrices.
4267 (new_graphite_bb): Create a PPL constraint system.
4268 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
4269 (build_loop_iteration_domains): Use PPL functions.
4270 * graphite.h: Include graphite-ppl.h. Fix comments.
4271 (graphite_bb): Use a ppl_Constraint_System_t instead of
4272 CloogMatrix for representing the domain.
4273 (scop): Remove static_schedule.
4274 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
4275
42762009-02-06 Sebastian Pop <sebastian.pop@amd.com>
4277
4278 * graphite.c: Fix some comments.
4279
42802009-02-05 Sebastian Pop <sebastian.pop@amd.com>
4281
4282 PR middle-end/38953
4283 * graphite.c (if_region_set_false_region): After moving a region
4284 in the false branch of a condition, remove the empty dummy
4285 basic block.
4286 (gloog): Remove wrong fix for PR38953.
4287
42882009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
4289
4290 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
4291 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
4292 register_bb_in_sese, new_sese, free_sese): Moved.
4293 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
4294 outermost_loop_in_scop, build_scop_iteration_domain,
4295 expand_scalar_variables_ssa_name, get_vdef_before_scop,
4296 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
4297 Use loop_in_sese_p instead of loop_in_scop_p.
4298 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
4299 (free_scop): Do not free SCOP_BBS_B.
4300 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
4301 ref_nb_loops): Moved here...
4302 * graphite.h (ref_nb_loops): ... from here.
4303 (struct scop): Remove bbs_b bitmap.
4304 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
45489e99 4305 * gcc.dg/graphite/scop-19.c: New
2abae5f1
SP		 4306
43072009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
4308
4309 * graphite.c (scopdet_basic_block_info): Fix bug in scop
4310 detection.
4311
43122009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
4313
4314 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
4315 eq_loop_to_cloog_loop): Remove.
4316 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
4317 * graphite.h (struct scop): Remove loop2cloog_loop.
4318 (loop_domain_dim, loop_iteration_vector_dim): Remove.
4319
43202009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
4321
4322 * opts.c (decode_options): Only add graphite options to O2
4323 if we compile with graphite enabled.
4324
43252009-01-26 Sebastian Pop <sebastian.pop@amd.com>
4326
4327 * Merge from mainline (r143163:143684).
4328
43292009-01-26 Sebastian Pop <sebastian.pop@amd.com>
4330
4331 * graphite.c (debug_value): Removed.
4332 * graphite.h (debug_value): Removed.
4333
43342009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4335
4336 * passes.c (init_optimization_passes): Do not call pass_copy_prop
4337 after graphite: pass_copy_prop does not maintain a proper loop closed
4338 SSA form. pass_copy_prop should be fixed.
4339
43402009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4341
4342 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
4343
43442009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4345
4346 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
4347 (gloog): Split the exit of the scop when the scop exit is a loop exit.
4348 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
4349 changed the CFG.
4350
43512009-01-20 Sebastian Pop <sebastian.pop@amd.com>
4352
4353 * graphite.c (gloog): Return true when code gen succeeded.
4354 (graphite_transform_loops): Do not call cleanup_tree_cfg if
4355 the code of the function did not changed. After cleanup_tree_cfg
4356 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
4357 form.
4358
43592009-01-19 Sebastian Pop <sebastian.pop@amd.com>
4360
4361 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
4362 gimple_call_lhs is NULL.
4363
43642009-01-16 Sebastian Pop <sebastian.pop@amd.com>
4365 Tobias Grosser <tobi.grosser@amd.com>
4366
4367 * graphite.c (graphite_trans_scop_block): Do not block single
4368 nested loops.
4369
43702009-01-15 Sebastian Pop <sebastian.pop@amd.com>
4371 Tobias Grosser <tobi.grosser@amd.com>
4372
4373 * graphite.c (build_scop_canonical_schedules): Start schedules at
4374 zero.
4375
43762009-01-15 Sebastian Pop <sebastian.pop@amd.com>
4377 Tobias Grosser <tobi.grosser@amd.com>
4378
4379 * graphite.c (compare_prefix_loops): New.
4380 (build_scop_canonical_schedules): Rewritten.
4381 (graphite_transform_loops): Move build_scop_canonical_schedules
4382 after build_scop_iteration_domain.
4383
43842009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4385 Tobias Grosser <tobi.grosser@amd.com>
4386
4387 * graphite.c (add_conditions_to_domain): Add the loops to
4388 the dimension of the iteration domain. Do copy the domain
4389 only when it exists.
4390 (build_scop_conditions_1): Do not call add_conditions_to_domain.
4391 (add_conditions_to_constraints): New.
4392 (can_generate_code_stmt, can_generate_code): Removed.
4393 (gloog): Do not call can_generate_code.
4394 (graphite_transform_loops): Call add_conditions_to_constraints
4395 after building the iteration domain.
4396
43972009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4398 Tobias Grosser <tobi.grosser@amd.com>
4399 Jan Sjodin <jan.sjodin@amd.com>
4400
4401 * graphite.c (scan_tree_for_params): On substractions negate
4402 all the coefficients of the term.
4403 (clast_to_gcc_expression_red): New. Handle reduction expressions
4404 of more than two operands.
4405 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
4406 (get_vdef_before_scop): Handle also the case of default definitions.
4407
44082009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4409
4410 PR middle-end/38431
4411 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
4412 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
4413 (gloog): Do not call cleanup_tree_cfg.
4414 (graphite_transform_loops): Call cleanup_tree_cfg after all
4415 scops have been code generated.
4416
44172009-01-13 Sebastian Pop <sebastian.pop@amd.com>
4418
4419 * passes.c (init_optimization_passes): Schedule after
4420 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
4421
44222009-01-13 Sebastian Pop <sebastian.pop@amd.com>
4423
4424 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
4425 Fix comment.
4426 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
4427 Set the type of an expression to the type of its assign statement.
4428 (expand_scalar_variables_expr): Do not pass loop_p.
4429 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
4430 (copy_bb_and_scalar_dependences): Do not pass loop_p.
4431 (translate_clast): Update call to copy_bb_and_scalar_dependences.
4432
44332009-01-11 Sebastian Pop <sebastian.pop@amd.com>
4434
4435 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
4436 an expression to the gimple_expr_type of its assign statement.
4437 (expand_scalar_variables_expr): Stop recursion on tcc_constant
4438 or tcc_declaration.
4439
44402009-01-11 Sebastian Pop <sebastian.pop@amd.com>
4441
4442 PR tree-optimization/38786
45489e99 4443 * gcc.dg/graphite/pr38786.c: New.
2abae5f1
SP		 4444 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
4445 the SSA_NAME case of expand_scalar_variables_expr.
4446 (expand_scalar_variables_expr): Also gather the scalar computation
4447 used to index the memory access.
4448 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
4449 the gimple_stmt_iterator where it inserts new code.
4450
44512009-01-10 Sebastian Pop <sebastian.pop@amd.com>
4452
45489e99 4453 * gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
2abae5f1
SP		 4454
44552009-01-10 Sebastian Pop <sebastian.pop@amd.com>
4456
4457 * opts.c (decode_options): Enable flag_graphite_identity and
4458 flag_loop_block in -O2 and above.
4459
44602009-01-08 Sebastian Pop <sebastian.pop@amd.com>
4461
4462 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
4463 Fix merge problem: replace with the file from trunk.
4464
44652009-01-08 Sebastian Pop <sebastian.pop@amd.com>
4466
4467 * Merge from mainline (r141727:143163).
4468
44692009-01-07 Sebastian Pop <sebastian.pop@amd.com>
4470 Jan Sjodin <jan.sjodin@amd.com>
4471
4472 PR tree-optimization/38559
45489e99 4473 * gcc.dg/graphite/pr38559.c: New.
2abae5f1
SP		 4474
4475 * graphite.c (debug_value, copy_constraint,
4476 swap_constraint_variables, scale_constraint_variable, ): New.
4477 (get_lower_bound, get_upper_bound): Removed.
4478 (graphite_trans_bb_strip_mine): Clean up this code that works
4479 only for constant number of iterations. Fully copy upper and
4480 lower bound constraints, not only the constant part of them.
4481 * graphite.h (debug_value): Declared.
4482
44832009-01-06 Jan Sjodin <jan.sjodin@amd.com>
4484
4485 PR tree-optimization/38492
4486 PR tree-optimization/38498
4487 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
4488 * tree-chrec.h (scev_is_linear_expression): Declared.
4489 * graphite.c (graphite_cannot_represent_loop_niter): New.
4490 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
4491 (graphite_loop_normal_form): Use gcc_assert.
4492 (scan_tree_for_params): Use CASE_CONVERT.
4493 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
4494 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
4495 Use gcc_assert. Discard scops that contain unhandled cases.
4496 (build_scop_conditions): Return a boolean status for unhandled cases.
4497 (strip_mine_profitable_p): Print the loop number, not its depth.
4498 (is_interchange_valid): Pass the depth of the loop nest, don't
4499 recompute it wrongly.
4500 (graphite_trans_bb_block): Same.
4501 (graphite_trans_bb_block): Print tentative of loop blocking.
4502 (graphite_trans_scop_block): Do not print that the loop has been
4503 blocked.
4504 (graphite_transform_loops): Do not handle scops that contain condition
4505 scalar phi nodes.
4506
45489e99 4507 * gcc.dg/graphite/pr38500.c: Fixed warning as committed
2abae5f1 4508 in trunk.
45489e99
SP		 4509 * gcc.dg/graphite/block-0.c: Update test.
4510 * gcc.dg/graphite/block-1.c: Same.
4511 * gcc.dg/graphite/block-2.c: Remove xfail and test for
2abae5f1 4512 blocking.
45489e99
SP		 4513 * gcc.dg/graphite/block-4.c: Remove test for strip mine.
4514 * gcc.dg/graphite/block-3.c: New.
4515 * gcc.dg/graphite/pr38498.c: New.
2abae5f1
SP		 4516
45172008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
4518
4519 PR tree-optimization/38510
4520 * gcc.dg/graphite/pr38510.c: New.
4521 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
4522 (translate_clast): Call recompute_all_dominators before
4523 graphite_verify.
4524 (gloog): Call recompute_all_dominators before graphite_verify.
4525
45262008-12-12 Sebastian Pop <sebastian.pop@amd.com>
4527
4528 PR tree-optimization/38492
4529 * graphite.c (rename_map_elt, debug_rename_elt,
4530 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
4531 rename_map_elt_info, eq_rename_map_elts,
4532 get_new_name_from_old_name, bb_in_sese_p): Moved around.
4533 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
4534 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
4535 (sese_build_livein_liveouts): New.
4536 (new_sese, free_sese): New.
4537 (new_scop): Call new_sese.
4538 (free_scop): Call free_sese.
4539 (rename_variables_from_edge, rename_phis_end_scop): Removed.
4540 (register_old_new_names): Renamed register_old_and_new_names.
4541 (register_scop_liveout_renames, add_loop_exit_phis,
4542 insert_loop_close_phis, struct igp,
4543 default_liveout_before_guard, add_guard_exit_phis,
4544 insert_guard_phis, copy_renames): New.
4545 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
4546 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
4547 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
4548 (scop_adjust_phis_for_liveouts): New.
4549 (gloog): Call scop_adjust_phis_for_liveouts.
4550
4551 * graphite.h (struct sese): Documented. Added fields liveout,
4552 num_ver and livein.
4553 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
4554 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
4555 (struct scop): Added field liveout_renames.
4556 (SCOP_LIVEOUT_RENAMES): New.
4557
45582008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4559
4560 PR tree-optimization/38409
4561 * gcc.dg/graphite/pr38409.c: New.
4562 * graphite.c (nb_reductions_in_loop): Use simple_iv.
4563
45642008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4565
4566 * graphite.c (gcc_type_for_cloog_iv): By default return
4567 integer_type_node.
4568 (graphite_create_new_loop): Don't fold_convert the already
4569 fold_convert-ed expression.
4570
45712008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
4572
4573 PR tree-optimization/38446
4574 * gcc.dg/graphite/pr38446.c: New.
4575 * graphite.c (register_bb_in_sese): New.
4576 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
4577 looking at the bbs in the region.
4578 * graphite.h (sese): Add region_basic_blocks pointer set to
4579 structure and initialize at the time of defining new scop.
4580
45812008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
4582
4583 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
4584 (find_params_in_bb): Do not free data refs.
4585 (free_graphite_bb): Add FIXME on disabled free_data_refs.
4586
45872008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4588
45489e99
SP		 4589 * gcc.dg/graphite/scop-16.c: Test only scop specific info.
4590 * gcc.dg/graphite/scop-17.c: Same.
4591 * gcc.dg/graphite/block-5.c: New.
4592 * gcc.dg/graphite/block-6.c: New.
4593 * gcc.dg/graphite/pr37485.c: Clean dump file after.
4594 * gcc.dg/graphite/pr37684.c: Same.
4595 * gcc.dg/graphite/block-2.c: Same.
2abae5f1
SP		 4596
4597 * graphite.c (struct ivtype_map_elt): New.
4598 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
4599 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
4600 gcc_type_for_cloog_iv): New.
4601 (loop_iv_stack_patch_for_consts): Use the type of the induction
4602 variable from the original loop, except for the automatically
4603 generated loops, i.e., in the case of a strip-mined loop, in
4604 which case there is no original loop: in that case just use
4605 integer_type_node.
4606 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
4607 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
4608 (clast_name_to_gcc): Accept params to be NULL.
4609 (clast_to_gcc_expression): Take an extra parameter for the type.
4610 Convert to that type all the expressions built by this function.
4611 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
4612 (graphite_translate_clast_equation): Compute the type of the
4613 clast_equation before translating its LHS and RHS.
4614 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
4615 (graphite_create_new_loop): Compute the type of the induction
4616 variable before translating the lower and upper bounds and before
4617 creating the induction variable.
4618 (rename_variables_from_edge, rename_phis_end_scop): New.
4619 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
4620 (sese_add_exit_phis_edge): Do not use integer_zero_node.
4621 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
4622 compute_cloog_iv_types): New.
4623 (gloog): Call compute_cloog_iv_types before starting the
4624 translation of the clast.
4625
4626 * graphite.h (struct graphite_bb): New field cloog_iv_types.
4627 (GBB_CLOOG_IV_TYPES): New.
4628 (debug_ivtype_map): Declared.
4629 (oldiv_for_loop): New.
4630
46312008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
4632
4633 PR middle-end/38459
4634 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
4635 (param_index): Assert if parameter is not know after parameter
4636 detection.
4637 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
4638 (find_scop_parameters): Mark, that we have finished parameter
4639 detection.
4640 (graphite_transform_loops): Move condition detection before parameter
4641 detection.
4642 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
45489e99 4643 * gfortran.dg/graphite/pr38459.f90: New.
2abae5f1
SP		 4644
46452008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
4646
4647 * graphite.c (graphite_transform_loops): Always call find_transform ()
4648 in ENABLE_CHECKING. So we test these code paths, even if we do not
4649 generate code.
4650
46512008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
4652
4653 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
4654 (print_scop): Ditto.
4655
46562008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
4657
4658 PR middle-end/38084
45489e99 4659 Fix gfortran.dg/graphite/id-3.f90.
2abae5f1
SP		 4660 * graphite.c (scopdet_basic_block_info): Fix bug that found some
4661 regions more than once.
4662
46632008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4664
45489e99 4665 Fix gfortran.dg/graphite/id-4.f90.
2abae5f1
SP		 4666 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
4667 when not needed.
4668
46692008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4670
45489e99 4671 Fix gfortran.dg/graphite/id-1.f90.
2abae5f1
SP		 4672 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
4673 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
4674 (max_precision_type): New.
4675 (value_clast): Removed.
4676 (clast_to_gcc_expression): Be more careful to types of expressions.
4677 Use max_precision_type and update use of gmp_cst_to_tree.
4678 (graphite_translate_clast_equation): Use max_precision_type.
4679 (graphite_create_guard_cond_expr): Do not use integer_type_node,
4680 use the type of the condition.
4681 (graphite_create_new_loop): Do not use integer_type_node, use the
4682 max_precision_type of lb and ub.
4683
46842008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4685
4686 * graphite.c (build_scops_1): Initialize open_scop.exit
4687 and sinfo.last.
4688
46892008-12-02 Sebastian Pop <sebastian.pop@amd.com>
4690
45489e99
SP		 4691 * gcc.dg/graphite/pr38084.c: New.
4692 * gfortran.dg/graphite/id-1.f90: New.
4693 * gfortran.dg/graphite/id-2.f90: New.
4694 * gfortran.dg/graphite/id-3.f90: New.
4695 * gfortran.dg/graphite/id-4.f90: New.
4696 * gfortran.dg/graphite/pr37857.f90: New.
2abae5f1
SP		 4697
46982008-12-02 Sebastian Pop <sebastian.pop@amd.com>
4699 Jan Sjodin <jan.sjodin@amd.com>
4700 Harsha Jagasia <harsha.jagasia@amd.com>
4701
4702 PR middle-end/37852
4703 PR middle-end/37883
4704 PR middle-end/37928
4705 PR middle-end/37980
4706 PR middle-end/38038
4707 PR middle-end/38039
4708 PR middle-end/38073
4709 PR middle-end/38083
4710 PR middle-end/38125
4711
45489e99
SP		 4712 * gcc.dg/graphite/pr38073.c: New.
4713 * gcc.dg/graphite/pr37928.c: New.
4714 * gcc.dg/graphite/pr37883.c: New.
4715 * gcc.dg/graphite/pr38125.c: New.
4716 * gfortran.dg/graphite/pr38083.f90: New.
4717 * gfortran.dg/graphite/pr37852.f90: New.
4718 * gfortran.dg/graphite/pr37980.f90: New.
2abae5f1 4719
45489e99 4720 * gcc.dg/graphite/scop-18.c: Remove reduction, test for
2abae5f1
SP		 4721 the number of detected scops. Copy exact same test for loop
4722 blocking...
45489e99 4723 * gcc.dg/graphite/block-1.c: Fix the number of expected
2abae5f1 4724 loops to be blocked as reductions are not handled.
45489e99 4725 * gcc.dg/graphite/block-4.c: ...here. New.
2abae5f1
SP		 4726
4727 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
4728 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
4729 ...here.
4730 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
4731 * Makefile.in (graphite.o): Depend on value-prof.h.
4732 (graphite.o-warn): Removed -Wno-error.
4733 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
4734 to be a NULL pointer. Call update_stmt. Return the newly created
4735 cannonical induction variable.
4736
4737 * graphite.h (debug_rename_map): Declared. Fix some comments.
4738
4739 * graphite.c: Reimplement the code generation from graphite to gimple.
4740 Include value-prof.h.
4741 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
4742 (get_old_iv_from_ssa_name): Removed.
4743 (graphite_stmt_p): New.
4744 (new_graphite_bb): Test for useful statements before building a
4745 graphite statement for the basic block.
4746 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
4747 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
4748 reason.
4749 (recompute_all_dominators, graphite_verify,
4750 nb_reductions_in_loop, graphite_loop_normal_form): New.
4751 (scop_record_loop): Call graphite_loop_normal_form.
4752 (build_scop_loop_nests): Iterate over all the blocks of the
4753 function instead of relying on the incomplete information from
4754 SCOP_BBS. Return the success of the operation.
4755 (find_params_in_bb): Use the data from GBB_DATA_REFS.
4756 (add_bb_domains): Removed.
4757 (build_loop_iteration_domains): Don't call add_bb_domains.
4758 Add the iteration domain only to the basic blocks that have been
4759 translated to graphite.
4760 (build_scop_conditions_1): Add constraints only if the basic
4761 block have been translated to graphite.
4762 (build_scop_data_accesses): Completely disabled until data
4763 dependence is correctly implemented.
4764 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
4765 (remove_all_edges_1, remove_all_edges): Removed.
4766 (get_new_name_from_old_name): New.
4767 (graphite_rename_variables_in_stmt): Renamed
4768 rename_variables_in_stmt. Call get_new_name_from_old_name.
4769 Use replace_exp and update_stmt.
4770 (is_old_iv): Renamed is_iv.
4771 (expand_scalar_variables_stmt): Extra parameter for renaming map.
4772 Use replace_exp and update_stmt.
4773 (expand_scalar_variables_expr): Same. Use the map to get the
4774 new names for the renaming of induction variables and for the
4775 renaming of variables after a basic block has been copied.
4776 (expand_scalar_variables): Same.
4777 (graphite_rename_variables): Renamed rename_variables.
4778 (move_phi_nodes): Removed.
4779 (get_false_edge_from_guard_bb): New.
4780 (build_iv_mapping): Do not insert the induction variable of a
4781 loop in the renaming iv map if the basic block does not belong
4782 to that loop.
4783 (register_old_new_names, graphite_copy_stmts_from_block,
4784 copy_bb_and_scalar_dependences): New.
4785 (translate_clast): Heavily reimplemented: copy basic blocks,
4786 do not move them. Finally, in call cleanup_tree_cfg in gloog.
4787 At each translation step call graphite_verify ensuring the
4788 consistency of the SSA, loops and dominators information.
4789 (collect_virtual_phis, find_vdef_for_var_in_bb,
4790 find_vdef_for_var_1, find_vdef_for_var,
4791 patch_phis_for_virtual_defs): Removed huge hack.
4792 (mark_old_loops, remove_dead_loops, skip_phi_defs,
4793 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
4794 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
4795 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
4796 if_region_get_condition_block, if_region_set_false_region,
4797 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
4798 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
4799 sese_add_exit_phis_edge, sese_add_exit_phis_var,
4800 rewrite_into_sese_closed_ssa): New.
4801 (gloog): Remove dead code. Early return if code cannot be
4802 generated. Call cleanup_tree_cfg once the scop has been code
4803 generated.
4804 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
4805 block loops with less than two loops.
4806 (graphite_apply_transformations): Remove the call to
4807 scop_remove_ignoreable_gbbs.
4808 (limit_scops): When build_scop_loop_nests fails, continue on
4809 the next scop. Fix open_scop.entry.
4810 (graphite_transform_loops): Call recompute_all_dominators: force the
4811 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
4812 Call initialize_original_copy_tables and free_original_copy_tables
4813 to be able to copy basic blocks during code generation.
4814 When build_scop_loop_nests fails, continue on next scop.
4815 (value_clast): New union.
4816 (clast_to_gcc_expression): Fix type cast warning.
4817
48182008-11-09 Sebastian Pop <sebastian.pop@amd.com>
4819
4820 * Merge from mainline (r140838:141727).
4821
48222008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4823
4824 PR middle-end/37833
4825
4826 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
4827
48282008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4829
4830 PR middle-end/37943
4831
4832 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
4833 exits and conditions.
45489e99 4834 * gcc.dg/graphite/pr37943.c: New.
2abae5f1
SP		 4835
48362008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4837
4838 PR middle-end/37886
4839 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
4840
48412008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4842
4843 * doc/invoke.texi: Fix spaces.
4844
48452008-10-22 Sebastian Pop <sebastian.pop@amd.com>
4846
4847 PR tree-optimization/37891
4848 Reverted last commit.
4849 * graphite.c (create_single_entry_edge): Set
4850 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4851
48522008-10-21 Sebastian Pop <sebastian.pop@amd.com>
4853 Mitul Thakkar <mitul.thakkar@amd.com>
4854
4855 * graphite.c (create_single_entry_edge): Set
4856 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4857
48582008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
4859
4860 * doc/invoke.texi: Add -fgraphite-identity.
4861 * graphite.c (graphite_apply_transformations): Check for
4862 -fgraphite-identity.
4863 * toplev.c (process_options): Add flag_graphite_identity.
4864 * tree-ssa-loop.c: Add flag_graphite_identity.
4865
48662008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4867
4868 Undo changes from 2008-10-02:
4869 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4870 operand type when copying the operand to a variable of different type.
4871 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4872 with the IV name after increment.
4873
48742008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4875 Harsha Jagasia <harsha.jagasia@amd.com>
4876
4877 PR tree-optimization/37828
45489e99 4878 * gcc.dg/graphite/pr37828.c: New.
2abae5f1
SP		 4879 * graphite.c (graphite_trans_loop_block): Do not loop block
4880 single nested loops.
4881
48822008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
4883 Sebastian Pop <sebastian.pop@amd.com>
4884
4885 * graphite.c (struct rename_map_elt, new_rename_map_elt,
4886 rename_map_elt_info, eq_rename_map_elts): New.
4887 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
4888 (expand_scalar_variables_expr): Change parameters.
4889 (expand_scalar_variables_stmt): Same.
4890 (expand_scalar_variables): Same.
4891 (graphite_rename_ivs): Rename graphite_rename_variables.
4892 (build_iv_mapping): New.
4893 (translate_clast): Call build_iv_mapping.
4894 * graphite.h (gbb_p): New name.
4895
48962008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
4897
4898 PR tree-optimization/37684
4899 * gcc.dg/graphite/pr37684.c: New.
4900 * graphite.c (exclude_component_ref): New.
4901 (is_simple_operand): Call exclude_component_ref.
4902
49032008-10-02 Jan Sjodin <jan.sjodin@amd.com>
4904 Harsha Jagasia <harsha.jagasia@amd.com>
4905
4906 PR tree-optimization/37485
4907 * gcc.dg/graphite/block-2.c: New
4908 * graphite.c (gmp_cst_to_tree): Moved.
4909 (iv_stack_entry_is_constant): New.
4910 (iv_stack_entry_is_iv): New.
4911 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
4912 (loop_iv_stack_insert_constant): New.
4913 (loop_iv_stack_pop): Use new datatpype.
4914 (loop_iv_stack_get_iv): Same.
4915 (loop_iv_stack_get_iv_from_name): Same.
4916 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
4917 (loop_iv_stack_patch_for_consts): New.
4918 (loop_iv_stack_remove_constants): New.
4919 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
4920 (translate_clast): Call loop_iv_stack_patch_for_consts and
4921 loop_iv_stack_remove_constants.
4922 (gloog): Use new datatype. Redirect construction edge to end
4923 block to avoid accidental deletion.
4924 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
4925 iv stack entry.
4926 (union iv_stack_entry_data): New. Data in iv stack entry.
4927 (struct iv_stack_entry): New. Datatype for iv stack entries.
4928
49292008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4930
4931 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4932 operand type when copying the operand to a variable of different type.
4933
49342008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4935
4936 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4937 with the IV name after increment.
4938
49392008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4940
4941 * Merge from mainline (r140164:140838).
4942
49432008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4944
4945 * graphite-data-ref.c: New.
4946 * graphite.c (print_scop): Also dump the dependence graph.
4947 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
4948 (new_scop): Initialize SCOP_DEP_GRAPH.
4949 (build_scop_dynamic_schedules): New.
4950 (build_access_matrix_with_af): Fixed column numbering.
4951 (graphite_transform_loops): Call build_scop_dynamic_schedules.
4952 * graphite.h: Add ifndef/define guards against multiple inclusion.
4953 (struct scop): Add dep_graph field.
4954 (SCOP_DEP_GRAPH): Defined.
4955 (ref_nb_loops): Fixed and moved to other position.
4956 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
4957 (nb_loops_around_loop_in_scop): New.
4958 (graphite_dump_dependence_graph): Declared.
4959 (graphite_build_rdg_all_levels): Declared.
4960 (graphite_test_dependence): Declared.
4961 * Makefile.in (graphite-data-ref.o): New target.
4962
49632008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4964
4965 * Merge from mainline (139870:140164).
4966
49672008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4968
4969 * Merge from mainline (138275:139870).
45489e99 4970 * gcc.dg/graphite/scop-matmult.c: XFailed as one of
2abae5f1
SP		 4971 the commits from trunk broke the niter detection.
4972
49732008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4974
4975 * graphite.c: Add more documentation. Fix formatting.
4976 (debug_loop_vec, debug_oldivs, loop_iv_stack,
4977 loop_iv_stack_debug): Moved...
4978 (schedule_to_scattering): Move before use.
4979 (dot_all_scops): Include in "#if 0" the code for system
4980 call dotty.
4981
4982 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
4983 loop_iv_stack_debug): ...here.
4984
49852008-08-29 Jan Sjodin <jan.sjodin@amd.com>
4986
4987 * tree-phinodes.c (make_phi_node): Extern.
4988 (add_phi_node_to_bb): New.
4989 (create_phi_node): Call add_phi_node_to_bb.
4990 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4991 (remove_statement): Handle case where stored phi was updated
4992 and is no longer the same.
4993 * graphite.c (is_parameter): New.
4994 (is_old_iv): New.
4995 (expand_scalar_variables_expr): New.
4996 (expand_scalar_variables_stmt): New.
4997 (expand_scalar_variables): New.
4998 (move_phi_nodes): Create new phi instead of moving old one.
4999 (translate_clast): Call expand_scalar_variables.
5000 (find_vdef_for_var_in_bb): Also scan regular definitions.
5001 (skip_phi_defs): New.
5002 (collect_scop_exit_phi_args): New.
5003 (patch_scop_exit_phi_args): New.
5004 (gloog): Patch phis after scop.
5005 * tree-flow.h: (add_phi_node_to_bb): Declared.
5006 (make_phi_node): Declared.
5007
50082008-08-26 Sebastian Pop <sebastian.pop@amd.com>
5009
5010 * graphite.c (end_scop): Split the entry of the scop when it
5011 is the header of the loop in which the scop is ending.
5012 (build_scops_1, limit_scops): Update uses of end_scop.
5013
50142008-08-26 Sebastian Pop <sebastian.pop@amd.com>
5015
5016 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
5017 SCOP_ENTRY or SCOP_EXIT.
5018
50192008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5020
5021 * graphite.c (get_construction_edge): Removed.
5022 (gloog): Construction edge is the scop entry edge.
5023
50242008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5025
5026 * graphite.c (can_generate_for_scop): Removed.
5027 (gloog): Do not call it.
5028
50292008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5030
5031 * graphite.c (new_scop): Entry of a scop is an edge.
5032 Initialize SESE region.
5033 (free_scop): Free SESE region.
5034 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
5035 (split_difficult_bb): New, split from end_scop.
5036 (end_scop): Exit of a scop is an edge.
5037 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
5038 not automatically updated and thus is always wrong.
5039 * graphite.h (struct sese): New.
5040 (SESE_ENTRY): New.
5041 (SESE_EXIT): New.
5042 (struct scop): New field for a SESE region. Remove entry, exit.
5043 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
5044 semantics as before. Moved comment around.
5045
50462008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5047 Sebastian Pop <sebastian.pop@amd.com>
5048
5049 * graphite.c (graphite_transform_loops): Always enable gloog
5050 and find_transform when ENABLE_CHECKING.
5051
50522008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5053
5054 * graphite.c (graphite_transform_loops): Move pretty printer
5055 of SCOPs before doing any transform. Remove call to print_scops
5056 and dot_all_scops_1.
5057
50582008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5059
5060 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
5061 (print_graphite_bb): Same.
5062
50632008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5064
5065 * graphite.c (dot_all_scops_1): Cleanup.
5066 (move_scops): Fix comment.
5067
50682008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5069
5070 * graphite.c (build_scop_bbs): Revert commit 139355:
5071
5072 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5073 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5074
5075 * graphite.c (build_scop_bbs): Factor up code.
5076
50772008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5078
5079 * graphite.c (gloog): Update dominator info.
5080
50812008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5082
5083 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
5084
50852008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5086
5087 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
5088 initialization.
5089 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
5090 (translate_clast): Correct formatting.
5091 * graphite.h (struct num_map): Removed.
5092 (struct graphite_bb): Remove num_map field.
5093 (GBB_INDEX_TO_NUM_MAP): Removed.
5094
50952008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5096
5097 * graphite.c (build_access_matrix_with_af): Fix comments.
5098 (build_scop_data_accesses): Same.
5099
51002008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5101
5102 * graphite.c (build_scop_data_accesses): Don't construct
5103 access matrices. Add a FIXME and an assert condition that
5104 should pass when the access matrices will be needed.
5105
51062008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5107
5108 * tree-data-ref.c (stmt_simple_memref_p): Don't call
5109 really_constant_p.
5110 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
5111 Moved close by free_graphite_bb.
5112 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
5113 (new_scop): Move close by free_scop.
5114 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
5115
51162008-08-22 Jan Sjodin <jan.sjodin@amd.com>
5117
5118 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
5119 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
5120 instead of recursive call.
5121 (graphite_translate_clast_equation): New.
5122 (graphite_create_guard_cond_expr): New.
5123 (graphite_create_new_guard): New.
5124 (get_stack_index_from_iv): Removed.
5125 (graphite_rename_ivs_stmt): Use gbb_loop_index.
5126 (get_true_edge_from_guard_bb): New.
5127 (translate_clast): Handle stmt_guard in clast.
5128 (get_construction_edge): Allow construction edge detection for
5129 a scope entry with multiple predecessors if one predecessor is
5130 the immediate dominator of scope entry.
5131 (can_generate_code_stmt): Enable code generation for clast_guard.
5132 (gloog): Use correct context loop. Removed check for post dominators.
5133 * cfgloop.h (create_empty_if_region_on_edge): Declared.
5134
51352008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5136
5137 * graphite.c (remove_dead_loops): Document better which
5138 loops are removed.
5139
51402008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5141
5142 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
5143 and PPLINC.
5144 (graphite.o): Also depends on pointer-set.h.
5145
51462008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5147
5148 * graphite.c (scop_record_loop): Fix compile warning.
5149
51502008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
5151 Sebastian Pop <sebastian.pop@amd.com>
5152
5153 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
5154
51552008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5156
5157 * graphite.c (build_graphite_bb): Initialize bb->aux to
5158 point to the graphite_bb_p.
5159 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
5160 content of bb->aux.
5161 (add_bb_domains): Does not use the scop parameter.
5162 (graphite_transform_loops): Clean bb->aux at the end.
5163
51642008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5165 Sebastian Pop <sebastian.pop@amd.com>
5166
45489e99 5167 * lib/target-supports.exp
2abae5f1
SP		 5168 (check_effective_target_fgraphite): New.
5169
45489e99 5170 * gcc.dg/graphite/graphite.exp: Early exit when
2abae5f1
SP		 5171 check_effective_target_fgraphite returns false.
5172 Set dg-do-what-default to compile.
5173 (scan-graphite-dump-times): Removed.
45489e99 5174 * gfortran.dg/graphite/graphite.exp: Same.
2abae5f1 5175
45489e99 5176 * gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
2abae5f1 5177 Use scan-tree-dump-times instead of scan-graphite-dump-times.
45489e99
SP		 5178 * gcc.dg/graphite/scop-1.c: Same.
5179 * gcc.dg/graphite/scop-2.c: Same.
5180 * gcc.dg/graphite/scop-3.c: Same.
5181 * gcc.dg/graphite/scop-4.c: Same.
5182 * gcc.dg/graphite/scop-5.c: Same.
5183 * gcc.dg/graphite/scop-6.c: Same.
5184 * gcc.dg/graphite/scop-7.c: Same.
5185 * gcc.dg/graphite/scop-8.c: Same.
5186 * gcc.dg/graphite/scop-9.c: Same.
5187 * gcc.dg/graphite/scop-10.c: Same.
5188 * gcc.dg/graphite/scop-11.c: Same.
5189 * gcc.dg/graphite/scop-12.c: Same.
5190 * gcc.dg/graphite/scop-13.c: Same.
5191 * gcc.dg/graphite/scop-matmult.c: Same.
5192 * gcc.dg/graphite/scop-14.c: Same.
5193 * gcc.dg/graphite/scop-15.c: Same.
5194 * gcc.dg/graphite/block-0.c: Same.
5195 * gcc.dg/graphite/scop-16.c: Same.
5196 * gcc.dg/graphite/block-1.c: Same.
5197 * gcc.dg/graphite/scop-17.c: Same.
5198 * gcc.dg/graphite/scop-18.c: Same.
5199 * gfortran.dg/graphite/block-1.f90: Same.
5200 * gfortran.dg/graphite/scop-1.f: Same.
5201 * gfortran.dg/graphite/block-2.f: Same.
2abae5f1
SP		 5202
52032008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5204
5205 * graphite.c: Fix some XXX comments.
5206 (build_scop_dynamic_schedules): Removed.
5207
52082008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5209
5210 * graphite.h (scop_max_loop_depth): Moved...
5211 * graphite.c (scop_max_loop_depth): ...here.
5212 (remove_all_edges_1): New.
5213 (remove_all_edges): Factored code.
5214 (remove_cond_exprs): Check only the last statement for
5215 a GIMPLE_COND expression.
5216
52172008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5218
5219 * graphite.c (scan_tree_for_params): Early return when the
5220 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
5221 (find_scop_parameters): Factor out code.
5222 (graphite_trans_bb_strip_mine): Remove dead code.
5223
52242008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5225
5226 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
5227 graphite_trans_bb_move_loop): Factor asserts.
5228 (gloog): Perform sanity checks only for ENABLE_CHECKING.
5229 Do not call calculate_dominance_info and estimate_bb_frequencies.
5230
52312008-08-20 Jan Sjodin <jan.sjodin@amd.com>
5232
5233 * graphite.c (create_loops_mapping, free_loops_mapping,
5234 create_loops_mapping_num, debug_loop_mapping_1,
5235 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
5236 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
5237 graphite_loops_mapping_add_child_num,
5238 graphite_loops_mapping_insert_child,
5239 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
5240 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
5241 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
5242 create_num_from_index, get_num_from_index,
5243 swap_loop_mapped_depth): Removed.
5244 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
5245 (free_scop): Do not call free_loops_mapping.
5246 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
5247 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
5248 get_loop_mapped_depth.
5249 (graphite_trans_bb_move_loop): Do not update the loop mapping.
5250 (graphite_trans_bb_strip_mine): Same.
5251 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
5252 (struct scop): Remove field loops_mapping.
5253
52542008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5255 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5256
5257 * graphite.c (scop_record_loop): Factor out one level of the
5258 condition by early return.
5259 (build_scop_loop_nests): Format following FSF coding style.
5260 (build_scop_dynamic_schedules): Factor out code.
5261 (scopdet_bb_info): Reindent. Default case should not be reachable.
5262
52632008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5264 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5265
5266 * graphite.c (loop_affine_expr): Check for DECL_P or struct
5267 assignments that are not handled as simple operands for now.
5268
52692008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5270 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5271
5272 * graphite.c (build_scop_bbs): Factor up code.
5273
52742008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5275 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5276
5277 * graphite.c (stmt_simple_for_scop_p): Factor code out
5278 of the loop.
5279 (enum gbb_type): New. Group all the GBB_* types under it.
5280 (is_loop_exit): Moved...
5281 (end_scop): Enable BB spliting.
5282 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
5283 * cfgloop.h (is_loop_exit): Declared.
5284
52852008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5286
5287 * doc/invoke.texi: Remove strides from examples containing
5288 DO loops when the strides are equal to 1.
5289
52902008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
5291 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5292
5293 * graphite.c (graphite_trans_scop_block): Or the result with
5294 the result from graphite_trans_loop_block.
45489e99
SP		 5295 * gcc.dg/graphite/block-1.c: New.
5296 * gfortran.dg/graphite/block-1.f90: New.
5297 * gfortran.dg/graphite/block-2.f: New.
2abae5f1
SP		 5298
52992008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5300
5301 * graphite.c (graphite_transform_loops): Call cloog_initialize
5302 and cloog_finalize.
5303
53042008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5305
5306 * tree-data-ref.c) (stmt_simple_memref_p): New.
5307 * tree-data-ref.h (stmt_simple_memref_p): Declared.
5308 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
5309 (is_simple_operand): Call stmt_simple_memref_p.
5310
45489e99 5311 * gcc.dg/graphite/scop-matmult.c: Updated for not
2abae5f1
SP		 5312 using pointer arithmetic, as this is optimized by PRE and
5313 makes the code too difficult to analyze.
5314
45489e99 5315 * gcc.dg/graphite/scop-18.c: Same.
2abae5f1
SP		 5316
53172008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5318
5319 * gdbinit.in (pgg): New.
5320
53212008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5322
5323 * graphite.c (graphite_trans_loop_block): Fix warning.
5324
53252008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5326
5327 * graphite.c (graphite_trans_loop_block): Fix my merge error.
5328
53292008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5330
5331 * graphite.c (graphite_trans_bb_block): Remove check for
5332 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
5333 Check if loop blocking is profitable for every loop, before applying
5334 the changes.
5335 (graphite_apply_transformations): Call graphite_trans_bb_block only,
5336 if flag_loop_block is set.
5337
53382008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5339
5340 * graphite.c: Add some more documentation for the loop
5341 mapping.
5342
53432008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5344
5345 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
5346 * graphite.c: Format on less than 80 columns.
5347 * graphite.h: Same.
5348
53492008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5350
5351 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
5352
53532008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5354
5355 * doc/invoke.texi (floop-block, floop-strip-mine,
5356 floop-interchange): Update documentation with examples.
5357
53582008-08-13 Sebastian Pop <sebastian.pop@amd.com>
5359
5360 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
5361 add_referenced_var.
5362 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
5363
53642008-08-13 Sebastian Pop <sebastian.pop@amd.com>
5365
5366 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
5367 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
5368 * tree-scalar-evolution.c: Revert useless changes.
5369 * tree-phinodes.c: Same.
5370 * cfghooks.c: Same.
5371 * vec.h: Same.
5372 * tree-vectorizer.h: Same.
5373 * tree-flow.h: Same.
5374 * tree-cfg.c: Same.
5375 * common.opt (fgraphite): Update documentation.
5376
53772008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
5378
5379 * doc/invoke.texi (-floop-block, -floop-strip-mine,
5380 -floop-interchange): Add more text for explaining what each of these
5381 flags is doing.
5382 * tree-into-ssa.c (gimple_vec): Moved to...
5383 * graphite.c: Include gimple.h.
5384 (gimple_vec): Moved to...
5385 (del_loop_to_cloog_loop): Removed.
5386 (loop_affine_expr): Do not call create_data_ref when the
5387 operand is a constant.
5388 (new_scop): Use free instead of del_loop_to_cloog_loop.
5389 * Makefile.in (graphite.o): Depend on GIMPLE_H.
5390 * gimple.h (gimple_vec): ... here.
5391
53922008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5393
5394 * graphite.c (scopdet_bb_info): Only allow loops with known number of
5395 latch executions.
5396 (build_loop_iteration_domains): Fail, if latch executions unknown.
5397
53982008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5399
5400 * graphite.c (add_conditions_to_domain): New.
5401 (build_scop_conditions_1): Call add_conditions_to_domain.
5402 (set_cloog_options): Allow to disable optimizations.
5403
54042008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5405
5406 * graphite.c (find_params_in_bb): Look for parameters in conditions.
5407 Do not use walk_dominator_tree.
5408 (find_scop_parameters): Do not use walk_dominator_tree.
5409
54102008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5411
5412 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
5413 (idx_record_params): Adapt.
5414 * graphite.h (scop_gimple_loop_depth): New.
5415
54162008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5417
5418 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
5419 (scan_tree_for_params): Remove value_init.
5420 (build_scop_context): Remove value_init.
5421 (build_loop_iteration_domains): Remove value_init.
5422 (schedule_to_scattering): Remove value_init.
5423 (graphite_trans_bb_strip_mine): Remove value_init.
5424
54252008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5426
5427 * gcc/graphite.c (limit_scops): New.
5428 (graphite_transform_loops): Add limit SCoPs.
45489e99
SP		 5429 * gcc.dg/graphite/scop-0.c: Update number of SCoPs.
5430 * gcc.dg/graphite/scop-1.c: Update number of SCoPs.
5431 * gcc.dg/graphite/scop-10.c: Update number of SCoPs.
5432 * gcc.dg/graphite/scop-11.c: Update number of SCoPs.
5433 * gcc.dg/graphite/scop-12.c: Update number of SCoPs.
5434 * gcc.dg/graphite/scop-13.c: Update number of SCoPs.
5435 * gcc.dg/graphite/scop-14.c: Update number of SCoPs.
5436 * gcc.dg/graphite/scop-15.c: Update number of SCoPs.
5437 * gcc.dg/graphite/scop-16.c: Update number of SCoPs.
2abae5f1 5438 Change loop numbers.
45489e99 5439 * gcc.dg/graphite/scop-17.c: Update number of SCoPs.
2abae5f1 5440 Change loop numbers.
45489e99
SP		 5441 * gcc.dg/graphite/scop-18.c: Update number of SCoPs.
5442 * gcc.dg/graphite/scop-2.c: Update number of SCoPs.
5443 * gcc.dg/graphite/scop-3.c: Update number of SCoPs.
5444 * gcc.dg/graphite/scop-4.c: Update number of SCoPs.
5445 * gcc.dg/graphite/scop-5.c: Update number of SCoPs.
5446 * gcc.dg/graphite/scop-6.c: Update number of SCoPs.
5447 * gcc.dg/graphite/scop-7.c: Update number of SCoPs.
5448 * gcc.dg/graphite/scop-8.c: Update number of SCoPs.
5449 * gcc.dg/graphite/scop-9.c: Update number of SCoPs.
5450 * gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
2abae5f1
SP		 5451
54522008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5453
5454 * graphite.c (graphite_transform_loops): Call always find_transform.
5455
54562008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
5457
5458 * graphite.c (free_loops_mapping): New.
5459 (stmt_simple_for_scop_p): Fix typo.
5460 (stmt_simple_for_scop_p): Fix tuples functions, that
5461 broke polyhedron.
5462 (free_graphite_bb): Fix some memleaks.
5463 (free_scop): Fix some memleaks.
5464 (scopdet_bb_info): Do not forget some tmp SCoPs.
5465 (find_params_in_bb): Fix some memleaks.
5466 (clast_to_gcc_expression): Fix warning.
5467
54682008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
5469
45489e99
SP		 5470 * gcc.dg/graphite/scop-16.c: Fix for 32bit.
5471 * gcc.dg/graphite/scop-17.c: Fix for 32bit.
2abae5f1
SP		 5472
54732008-08-04 Sebastian Pop <sebastian.pop@amd.com>
5474
5475 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
5476 Move code ifdef-ed HAVE_cloog...
5477 * graphite.c: Include toplev.h.
5478 ... here.
5479 * Makefile.in (OBJS-common): Always build graphite.o.
5480 (BACKEND): Remove @GRAPHITE@.
5481 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
5482 (graphite.o): Depend on TOPLEV_H.
5483
54842008-08-04 Sebastian Pop <sebastian.pop@amd.com>
5485
5486 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
5487 Remove typo left from polylib to ppl conversion.
5488 * graphite.c (graphite_transforms): Use sorry instead of fatal.
5489
54902008-08-03 Sebastian Pop <sebastian.pop@amd.com>
5491
5492 * toplev.c (process_options): Move the graphite loop optimization
5493 flags...
5494 * tree-ssa-loop.c (graphite_transforms): ... here.
5495 When not configured with CLooG, print to dump_file that
5496 Graphite transforms were not performed.
45489e99 5497 * gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
2abae5f1 5498 New.
45489e99 5499 * gcc.dg/graphite/*.c: Updated all testcases to use
2abae5f1
SP		 5500 scan-graphite-dump-times.
5501
55022008-08-03 Sebastian Pop <sebastian.pop@amd.com>
5503
5504 * graphite.c (dot_scop, dot_all_scops): Do not call system.
5505 Do not open /tmp/scop.dot and /tmp/allscops.dot.
5506
55072008-08-02 Sebastian Pop <sebastian.pop@amd.com>
5508 Jan Sjodin <jan.sjodin@amd.com>
5509
5510 * configure: Regenerated.
5511 * omp-low.c (expand_omp_sections): Remove now unused code.
5512 * config.in (HAVE_polylib): Removed.
5513 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
5514 (PPLLIBS, PPLINC): Added.
5515 * graphite.c: Replace unsigned with int wherever possible.
5516 Don't access Cloog's data structures, but use accessor functions.
5517 Clast's stmt->type is now implemented as a vtable: change the
5518 switches of stmt->type into ifs.
5519 (polylib/polylibgmp.h): Don't include.
5520 (initialize_dependence_polyhedron,
5521 initialize_data_dependence_polyhedron, is_empty_polyhedron,
5522 statement_precedes_p, test_dependence, build_rdg_all_levels,
5523 dump_dependence_graph): Removed until this code is cleaned up
5524 or ported to Cloog.
5525 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
5526 (POLYLIBINC): Renamed PPLINC.
5527
55282008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
5529 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5530 Jan Sjodin <jan.sjodin@amd.com>
5531
5532 Finish the merge and tuplification of graphite.
5533
55342008-07-24 Sebastian Pop <sebastian.pop@amd.com>
5535 Jan Sjodin <jan.sjodin@amd.com>
5536
5537 Partial merge from mainline (138072:138275).
5538 * graphite.c still has to be tuplified.
5539
55402008-07-29 Jan Sjodin <jan.sjodin@amd.com>
5541
5542 * graphite.c (graphite_loops_mapping_max_loop_num): New.
5543 (create_num_from_index): New.
5544 (get_num_from_index): Also pass in the graphite BB.
5545 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
5546 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
5547 (graphite_trans_bb_strip_mine): Call create_num_from_index.
5548 (is_interchange_valid): Return false when failing.
5549 * graphite.h (struct num_map): New.
5550 (struct graphite_bb): New field num_map.
5551 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
5552
55532008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
5554
5555 * graphite.c (dump_gbb_conditions): Print also conditions like
5556 "if (a)". Remove dublicated code and use print_generic_expr ().
5557 (stmt_simple_for_scop_p): Only allow conditions we can handle
5558 {<, <=, >, >=}.
5559
55602008-07-25 Jan Sjodin <jan.sjodin@amd.com>
5561
5562 * graphite.h (struct scop): Removed new_ivs field.
5563 (SCOP_NEWIVS): Deleted.
5564 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
5565 clast_to_gcc_expression, graphite_create_new_loop):
5566 Removed use of new_ivs.
5567
55682008-07-25 Jan Sjodin <jan.sjodin@amd.com>
5569
5570 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
5571 create_loops_mapping_num, debug_loop_mapping_1): New.
5572 (debug_loop_mapping): Call debug_loop_mapping_1.
5573 (get_loop_mapping_for_num,
5574 graphite_loops_mapping_add_child,
5575 graphite_loops_mapping_add_child_num,
5576 graphite_loops_mapping_insert_child,
5577 graphite_loops_mapping_parent,
5578 split_loop_mapped_depth_for_num,
5579 loop_mapped_depth_split_loop): New.
5580 (increment_loop_mapped_depths): Removed.
5581 (swap_loop_mapped_depth_for_num): Reimplemented.
5582 (new_scop): Call create_loops_mapping.
5583 (scop_record_loop): Call graphite_loops_mapping_insert_child.
5584 (translate_clast): Pass the old loop father in parameter, and pass
5585 it to get_old_iv_from_ssa_name.
5586 (remove_edges_around_useless_blocks, can_generate_code_stmt,
5587 can_generate_code, can_generate_for_scop): New.
5588 (graphite_trans_bb_block): Returns false when it fails to transform.
5589 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
5590
55912008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5592
5593 Reverted all the changes related to the streamization and
5594 loop fusion.
5595 These changes are now tracked in the streamization branch.
5596
55972008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5598 Jan Sjodin <jan.sjodin@amd.com>
5599
5600 * graphite.c (gbb_compare): Correctly constify.
5601 (gbb_can_be_ignored): Indent.
5602 (graphite_trans_scop_swap_1and2): Add legality check.
5603 Remove dead FIXMEs.
5604
56052008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5606
5607 Remove fallouts from "Reverted the Condate changes".
5608 * tree.h: Remove unused decl.
45489e99 5609 * gcc.dg/tree-checker: Same.
2abae5f1
SP		 5610 * timevar.def: Remove counter.
5611
56122008-07-24 Sebastian Pop <sebastian.pop@amd.com>
5613
5614 * Merge from mainline (135673:138072).
5615
5616 Reverted the MIRO changes (from 2008-04-05) that are now
5617 tracked in the miro branch.
5618 * tree-bounds.c: Removed.
5619 * tree-bounds.h: Removed.
5620
5621 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
5622 are now tracked in the condate branch.
5623 * tree-check.c: Removed.
5624 * tree-match.c: Removed.
5625 * condate.y: Removed.
5626
56272008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5628
5629 * common.opt: New user flag -floop-block, -floop-strip-mine
5630 and -floop-interchange.
5631 * toplev.c (process_options): Enable -fgraphite pass if any one of the
5632 graphite loop optimization flags is turned on.
5633 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
5634 flag_loop_strip_mine and flag_loop_interchange checks before
5635 optimizations.
5636 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
5637 -floop-strip-mine and -floop-interchange.
45489e99 5638 * gcc.dg/graphite/block-0.c: Add -floop-block and remove
2abae5f1 5639 -fgraphite.
45489e99
SP		 5640 * gcc.dg/graphite/scop-16.c: Ditto.
5641 * gcc.dg/graphite/scop-17.c: Ditto.
5642 * gcc.dg/graphite/scop-18.c: Ditto.
2abae5f1
SP		 5643
56442008-07-23 Jan Sjodin <jan.sjodin@amd.com>
5645 Sebastian Pop <sebastian.pop@amd.com>
5646
5647 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
5648 (create_empty_loop_on_edge): More fixes.
5649 * tree-phinodes.c (resize_phi_node): Extern.
5650 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
5651 * cfghooks.c (update_dominator_information): New split from
5652 split_edge.
5653 * tree-vectorizer.c (rename_variables_in_bb): Extern.
5654 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
5655 successor of the function entry block.
5656
5657 * graphite.c: Include pointer-set.h.
5658 (debug_loop_mapping, increment_loop_mapped_depths,
5659 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
5660 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
5661 swap_loop_mapped_depth_for_num, get_num_from_index,
5662 swap_loop_mapped_depth, loop_iv_stack_debug,
5663 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
5664 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
5665 get_old_iv_from_ssa_name): New.
5666 (new_scop): Initialize SCOP_LOOPS_MAPPING.
5667 (free_scop): Free SCOP_LOOPS_MAPPING.
5668 (scop_record_loop): Record old ivs.
5669 (create_var_name): Removed.
5670 (initialize_cloog_names): Allocate double space in case strip mine
5671 applies to all loops once.
5672 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
5673 (clast_to_gcc_expression): Same. Implement more clast to gimple
5674 translation.
5675 (graphite_create_new_loop): Pass in ivstack.
5676 (remove_all_edges): Pass in the construction_edge.
5677 (graphite_remove_iv): Removed.
5678 (graphite_rename_ivs, graphite_rename_ivs_stmt,
5679 remove_cond_exprs): Rewritten.
5680 (move_phi_nodes): New.
5681 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
5682 (translate_clast): Pass in ivstack. Rewrite some cases.
5683 (set_cloog_options, debug_clast_stmt): New.
5684 (find_transform): Use set_cloog_options.
5685 (outermost_loop_layer): Removed.
5686 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
5687 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
5688 mark_old_loops, remove_dead_loops): New.
5689 (gloog): Rewritten.
5690 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
5691 (const_column_index, get_first_matching_sign_row_index,
5692 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
5693 get_upper_bound): New.
5694 (graphite_trans_bb_strip_mine): Also update the iv map.
5695
5696 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
5697 (struct name_tree): Add a loop field.
5698 (struct scop): Add a graphite_loops_mapping field.
5699 (SCOP_LOOPS_MAPPING): New.
5700 (debug_clast_stmt): Declare.
5701 * lambda.h (find_induction_var_from_exit_cond): Declare.
5702 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
5703 * cfgloop.h (update_dominators_in_loop): Removed declaration.
5704 (create_empty_loop_on_edge): Updated.
5705 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
5706 rename_variables_in_bb): Declare.
5707 * tree-cfg.c (remove_bb): Extern.
5708
45489e99 5709 * gcc.dg/graphite/block-0.c: New.
2abae5f1
SP		 5710
57112008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5712 Sebastian Pop <sebastian.pop@amd.com>
5713
5714 * graphite.c (strip_mine_profitable_p): New.
5715 (graphite_trans_bb_block): Disable strip mining if not profitable.
5716
45489e99
SP		 5717 * gcc.dg/graphite/scop-18.c: New.
5718 * gcc.dg/graphite/scop-17.c: Fixed.
5719 * gcc.dg/graphite/scop-16.c: Fixed.
2abae5f1
SP		 5720
57212008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
5722 Jan Sjodin <jan.sjodin@amd.com>
5723 Sebastian Pop <sebastian.pop@amd.com>
5724
5725 * graphite.c (is_interchange_valid): New.
5726 (graphite_trans_bb_block): Check loop nest of basic block for legality
5727 of interchange.
5728
5729 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
5730 outer_most_loop, gbb_outer_most_loop_index): New.
5731
5732 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
5733 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
45489e99
SP		 5734 * gcc.dg/graphite/scop-16.c: New.
5735 * gcc.dg/graphite/scop-17.c: New.
2abae5f1
SP		 5736
57372008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
5738
5739 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
5740 (graphite_trans_scop_block): Ignore SCoPs without bbs.
5741
57422008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
5743
5744 * graphite.c (new_scop): Initialize SCOP_EXIT.
5745 (scopdet_info): Add.
5746 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
5747 (build_scops_1): Cleanup, bugfixes.
5748 (build_scops): Cleanup.
5749
45489e99
SP		 5750 * gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
5751 * gcc.dg/graphite/scop-15.c: Add SCoP numbers.
2abae5f1
SP		 5752
57532008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5754
45489e99 5755 * gfortran.dg/graphite/scop-1.f: Update to reduced test case.
2abae5f1 5756
45489e99 5757 * gfortran.dg/graphite/graphite.exp: Use
2abae5f1
SP		 5758 DEFAULT_GRAPHITE_FLAGS.
5759
45489e99 5760 * gcc.dg/graphite/scop-15.c: Update to reduced test case.
2abae5f1
SP		 5761
57622008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5763
5764 * graphite.c (scan_tree_for_params): Do not assert any more if
5765 MULT_EXPR parameter is negative.
5766
45489e99 5767 * gfortran.dg/graphite/scop-1.f: New.
2abae5f1 5768
45489e99 5769 * gfortran.dg/graphite/graphite.exp: New.
2abae5f1 5770
45489e99 5771 * gcc.dg/graphite/scop-15.c: New.
2abae5f1
SP		 5772
57732008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5774
5775 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
5776
57772008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5778
5779 * graphite.c (graphite_trans_bb_swap_loops): Rename from
5780 graphite_swap_loops.
5781 (graphite_trans_bb_move_loop): New.
5782 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
5783 (graphite_trans_bb_block): New.
5784 (graphite_trans_loop_block): New.
5785 (graphite_trans_scop_swap_1and2): Rename from
5786 graphite_trans_swap_1and2.
5787 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
5788 (graphite_trans_scop_block): New.
5789 (graphite_apply_transformations): Rename from
5790 graphite_transformations.
5791
45489e99 5792 * gcc.dg/graphite/scop-matmult.c: New.
2abae5f1
SP		 5793
57942008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5795
5796 * graphite.c (gbb_compare): New.
5797 (graphite_sort_gbbs): New.
5798 (gbb_can_be_ignored): New.
5799 (scop_remove_ignoreable_gbbs): New.
5800 (graphite_transformations): Cleanup and add
5801 scop_remove_ignoreable_gbbs.
5802 * lambda.h (lambda_vector_compare): New.
5803
58042008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
5805
5806 * graphite.c (print_graphite_bb): Correct printing of static schedule.
5807 (graphite_swap_loops): int -> unsigned
5808 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
5809 (graphite_transformations): New.
5810 (graphite_transform_loops): Move to graphite_transformations.
5811 * graphite.h (gbb_nb_loops): Return unsigned.
5812
58132008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
5814
5815 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
5816 the domain matrix. This makes scop-0.c work again.
5817
58182008-06-20 Richard Guenther <rguenther@suse.de>
5819
5820 * graphite.h: Adjust copyright to GPLv3.
5821 * graphite.c: Likewise.
5822 (stmt_simple_memref_for_scop_p): Split out from ...
5823 (stmt_simple_for_scop_p): ... here. Fix handling of calls
5824 and simplify.
5825 (get_bb_type): Optimize.
5826 (is_pred): Remove.
5827 (is_bb_addable): Fix memleak, replace is_pred call with
5828 single_pred.
5829 (build_scops): Use current_loops.
5830 (param_index): Fix memleak.
5831
58322008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5833
5834 * graphite.c: Fix formatting.
5835
58362008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5837
5838 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
5839 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
5840 (create_var_name, save_var_name): Newly defined functions.
5841 (initialize_cloog_names): Part of the code factored out to
5842 save_var_name.
5843 (clast_to_gcc_expression): Now handles the case of clast_red_sum
5844 in clast_reduction statement.
5845 (graphite_create_new_loop): Now takes a new parameter
5846 for outer_loop.
5847 (translate_clast): Now also takes the context_loop and bb_exit
5848 parameters. Rewritten the code so that it creates a gimple code
5849 inside the given context.
5850 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
5851 remove_cond_expr, disconnect_cond_expr,
5852 disconnect_virtual_phi_nodes): Newly defined functions.
5853 * graphite.h (struct scop): added old_ivs vector.
5854 SCOP_OLDIVS: New macro.
5855
58562008-06-19 Sebastian Pop <sebastian.pop@amd.com>
5857
5858 * cfgloopmanip.c: Add missing function comments, fix formatting.
5859
58602008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5861
5862 * cfgloopmanip.c (update_dominators_in_loop): Defined.
5863 (create_empty_loop_on_edge): Defined.
5864 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
5865 instead of void.
5866 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
5867 (update_dominators_in_loop): Declared as extern
5868 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
5869
58702008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
5871
5872 * graphite.c (print_graphite_bb): Allow changing number of loops
5873 in SCoP domain.
5874 (initialize_cloog_names): Allow changing number of loops.
5875 (build_cloog_prog): Simplify.
5876 (find_transform): Enable cloog option --strides.
5877 (graphite_swap_loops): New.
5878 (graphite_strip_mine_loop): New.
5879 (graphite_trans_swap_1and2): New.
5880 (graphite_trans_strip): New.
5881 (graphite_transform_loops): Add graphite_trans_strip.
5882 * graphite.h (scop_max_loop_depth): New.
5883
58842008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5885
5886 * graphite.c (build_scop_iteration_domain): Remove forgotten
5887 line. (Fixes compile)
5888
58892008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5890
5891 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
5892 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
5893 (build_bb_loops): New.
5894 (graphite_transform_loops): Add build_bb_loops.
5895 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
5896 numbers.
5897 * graphite.h (graphite_bb): Add loops.
5898 (gbb_nb_loops): New.
5899 (gbb_loop_at_index): New.
5900 (gbb_loop_index): New.
5901 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
5902 using nb_params_in_scop.
5903
59042008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5905
5906 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
5907 (build_scop_canonical_schedules): Build minimized schedule.
5908 (schedule_to_scattering): Adapt to minimized schedule.
5909 * graphite.h (graphite_bb): Add/Update descriptions.
5910
59112008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
5912 Tobias Grosser <grosser@fim.uni-passau.de>
5913
5914 * graphite.c (print_graphite_bb): Add condition printing.
5915 (dump_value): New.
5916 (dump_gbb_conditions): New.
5917 (build_scop_conditions_1): New.
5918 (build_scop_conditions): New.
5919 * graphite.h (graphite_bb): Add conditions.
5920
59212008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5922
5923 * graphite.c (print_graphite_bb):
5924 (free_graphite_bb): New.
5925 (free_scop): Free bbs.
5926 (get_bb_type): Free doms.
5927 (build_scop_context): Free context matrix.
5928 (build_loop_iteration_domains): Remove unused code.
5929 (build_cloog_prog): Free scattering function and blocklist.
5930 (find_transform): Free options.
5931
59322008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
5933
5934 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
5935 Remove unnecessery cloog data structures. Make a copy of the domain
5936 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
5937 unnecessary cloog data structures. Fix memory leaks. Remove insert
5938 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
5939 used.
5940 (build_scop_iteration_domain): Remove unnecessary cloog
5941 data structures. Fix memory leaks.
5942 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
5943 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
5944
59452008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5946
5947 * graphite.c (find_scop_params): Remove initialize_cloog_names.
5948
59492008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5950
5951 * graphite.c (end_scop): Style fix.
5952 (schedule_to_scattering): Style and comment fix.
5953
59542008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5955 * graphite.c (print_graphite_bb): Fix definiton of
5956 schedule_to_scattering.
5957 (initialize_cloog_names): Change nb_scattdims to max loop
5958 depth in SCoP.
5959 (schedule_to_scattering): Take parameter for number of scattering
5960 dimensions.
5961 (build_cloog_prog): Only build as much scattering dimensions as
5962 necessary.
5963
59642008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5965
5966 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
5967 in polyhedron/aermod.f90.
5968
59692008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
5970 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
5971 Harsha Jagasia <harsha.jagasia@amd.com>
5972
5973 * graphite.c (is_bb_addable): Fix segfault.
5974
59752008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
5976
5977 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
5978 with multiple exits and conditional handling in edge cases.
5979 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
5980
45489e99 5981 * gcc.dg/graphite/scop-14.c: New.
2abae5f1
SP		 5982
59832008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
5984 Adrien Eliche <aeliche@isty.uvsq.fr>
5985
5986 * graphite.c (is_bb_addable): Add more comments and enhance
5987 readablity of the source code. Fix memory leak.
5988 (is_loop_exit): Fix memory leak.
5989
59902008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5991
5992 * graphite.c (first_loop_in_scop): Deleted.
5993 (setup_cloog_loop): Only walk the loop chain for inner loops.
5994 (build_scop_iteration_domain): Execute setup_cloog_loop for
5995 all loops in the first layer.
5996
59972008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5998
5999 * graphite.c (scan_tree_for_params): Change the way params are
6000 added to be indepenent of the number of loops.
6001 (setup_cloog_loop): Revert to short matrix format. Fix parameter
6002 handling.
6003 (build_cloog_prog): Revert to short matrix format.
6004
60052008-06-05 Sebastian Pop <sebastian.pop@amd.com>
6006 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
6007
6008 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
6009 warning.
6010
60112008-06-05 Sebastian Pop <sebastian.pop@amd.com>
6012
6013 * graphite.c (nb_data_refs_in_scop): New.
6014 (graphite_transform_loops): Print more stats: number of
6015 loops, basic blocks and data references per scop.
6016
60172008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6018 Jan Sjodin <jan.sjodin@amd.com>
6019
6020 * graphite.c (loop_affine_expr, idx_record_params,
6021 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
6022 instead of instantiate_parameters.
6023
60242008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6025
6026 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
6027 add support for parameters, add STATIC_SCHEDULE at the right places,
6028 cleanup.
6029
60302008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6031
6032 * graphite.c (build_scop_loop_nests): Only add the loops, that
6033 are contained completely in the SCoP.
6034 (build_cloog_prog): Disable scattering, until schedule_to_scattering
6035 and the domains are fixed.
6036 (build_scop_canonical_schedules): Add support for bbs not contained
6037 in any SCoP.
6038
60392008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6040
6041 * graphite.h (scop_contains_loop): Update comments to match
6042 the actual behavior.
6043 (scop_contains_loop): New.
6044 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
6045
60462008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6047
6048 * graphite.c (get_bb_type): On function body, i.e. loop_0,
6049 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
6050 as GBB_COND_HEADER.
6051
60522008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6053 Tobias Grosser <grosser@fim.uni-passau.de>
6054
6055 * graphite.c (graphite_transform_loops): Early return when
6056 there are no loops in the function.
6057
60582008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6059 Jan Sjodin <jan.sjodin@amd.com>
6060
6061 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
6062 offset of the last loop.
6063 (setup_cloog_loop): Copy the entire outer constraint matrix.
6064
60652008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6066 Jan Sjodin <jan.sjodin@amd.com>
6067
6068 * graphite.c (stmt_in_scop_p, function_parameter_p,
6069 invariant_in_scop_p): Removed.
6070 (scan_tree_for_params): Can be used with no constraint
6071 matrix for gathering parameters.
6072 (idx_record_params): Don't use idx_record_param, instead use
6073 scan_tree_for_params.
6074 (find_scop_parameters): Same.
6075 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
6076 Fix the size of loop domains.
6077 (schedule_to_scattering): Exit when the outer loop is not in scop.
6078 (find_transform): Enable build_cloog_prog.
6079
60802008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6081 Jan Sjodin <jan.sjodin@amd.com>
6082
6083 * graphite.c (schedule_to_scattering): Make scattering domains
6084 uniformly of the same size, as required by CLooG 0.14.0 and before.
6085
60862008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6087 Jan Sjodin <jan.sjodin@amd.com>
6088
6089 * graphite.c (schedule_to_scattering): Rewrite, correct the
6090 translation of the scheduling function to scattering.
6091 (build_cloog_prog): Call schedule_to_scattering only once.
6092 * graphite.h (scop_loop_index): Do not fail for loops not
6093 in the scop: return -1.
6094
60952008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
6096
6097 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
6098 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
6099 (setup_cloog_loop): Export GBB_DOMAIN.
6100 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
6101 able to rebuild the original control flow.
6102 * graphite.h (graphite_bb): Add domain field and access macro.
6103 (GBB_DOMAIN): New.
6104
61052008-05-30 Sebastian Pop <sebastian.pop@amd.com>
6106
6107 * graphite.c (debug_gbb): New.
6108 (print_scop, build_graphite_bb): Use SCOP_BBS.
6109 (build_scop_bbs): Reimplemented.
6110 (dfs_bb_in_scop_p): Removed.
6111 (build_scop_loop_nests): Reorder loops inserted in
6112 SCOP_LOOP_NEST: outer loops should come first.
6113 (build_scop_canonical_schedules): Reinitialize at zero
6114 the components of the SCOP_STATIC_SCHEDULE for the loops
6115 that have already been parsed.
6116
6117 * graphite.h (debug_gbb): Declared.
6118
61192008-05-30 Sebastian Pop <sebastian.pop@amd.com>
6120 Jan Sjodin <jan.sjodin@amd.com>
6121
6122 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
6123 (graphite_loop_to_gcc_loop): Removed.
6124 (remove_all_edges): New.
6125 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
6126 (gloog): Remove useless code.
6127
61282008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
6129
6130 * graphite.c (get_bb_type): Reworked. We distinguish between
6131 loops with one or multiple exits.
6132 (is_loop_exit): New.
6133 (is_pred): New.
6134 (is_bb_addable): Rework condition handling, now support for case
6135 case statements and loops with multiple exits.
6136
45489e99
SP		 6137 * gcc.dg/graphite/scop-11.c: New.
6138 * gcc.dg/graphite/scop-12.c: New.
6139 * gcc.dg/graphite/scop-13.c: New.
2abae5f1
SP		 6140
61412008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
6142
6143 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
6144 we have too many colors.
6145
61462008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
6147
6148 * doc/invoke.texi (-ftree-loop-fusion): Document.
6149 * tree-pass.h (pass_loop_fusion): Declared.
6150 * tree-loop-fusion.c: New.
6151 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
6152 * tree-data-ref.c (find_data_references_in_loop): Make extern.
6153 * tree-data-ref.h (find_data_references_in_loop): Declared.
6154 * common.opt (ftree-loop-fusion): Declared.
6155 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
6156
61572008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6158
6159 * graphite.c (build_access_matrix): Fix typo from the merge.
6160
61612008-05-20 Sebastian Pop <sebastian.pop@amd.com>
6162
6163 * Merge from mainline (130800:135673).
6164
61652008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6166
6167 * graphite.c (end_scop): The exit of the scop is not part of the scop.
6168 Update dominators after splitting.
6169
61702008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6171
6172 * graphite.c (is_bb_addable): Return the harmful statement.
6173 Factor up some code.
6174 (end_scop): New. Splits end of scope bbs on a harmful statement.
6175 (build_scops_1): Call end_scop.
6176
61772008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6178
6179 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
6180 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
6181 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
6182 build_scops_1): Removed.
6183 (build_scops_2): Renamed build_scops_1.
6184
61852008-05-06 Sebastian Pop <sebastian.pop@amd.com>
6186
6187 * graphite.c: Fix formatting.
6188
61892008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6190
6191 * graphite.c (get_bb_type): New.
6192 (move_scops): New.
6193 (build_scops_2): New.
6194 (is_bb_addable): New.
6195 (build_scops): Switch the scop detection.
6196 (build_scop_bbs): Add entry bb to scop.
6197 * graphite.h (struct scop): Update comment.
6198
61992008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6200
6201 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
6202 more colors.
6203
62042008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6205
45489e99
SP		 6206 * gcc.dg/graphite/scop-1.c: Update.
6207 * gcc.dg/graphite/scop-2.c: Update.
6208 * gcc.dg/graphite/scop-4.c: Update.
6209 * gcc.dg/graphite/scop-5.c: Add.
6210 * gcc.dg/graphite/scop-6.c: Add.
2abae5f1
SP		 6211
62122008-05-06 Sebastian Pop <sebastian.pop@amd.com>
6213
45489e99
SP		 6214 * gcc.dg/graphite/scop-0.c: Add.
6215 * gcc.dg/graphite/scop-7.c: Add.
6216 * gcc.dg/graphite/scop-8.c: Add.
6217 * gcc.dg/graphite/scop-9.c: Add.
6218 * gcc.dg/graphite/scop-10.c: Add.
2abae5f1
SP		 6219
62202008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6221
6222 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
6223 Check affine expressions depending on the outermost loop
6224 instead of a scop.
6225 (stmt_simple_for_scop_p): Same.
6226 (harmfule_stmt_in_scop): Same.
6227
62282008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
6229
6230 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
6231 mark entry and exit, that are not part of the SCoP and update HTML
6232 formatting.
6233
62342008-04-25 Sebastian Pop <sebastian.pop@amd.com>
6235
6236 * graphite.c (basic_block_simple_for_scop_p): Renamed
6237 harmful_stmt_in_bb.
6238 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
6239 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
6240 (all_preds_visited_p, all_succs_visited_p,
6241 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
6242 scop_end_loop): New.
6243 (build_scops): Do not use dfs_enumerate_from.
6244
45489e99 6245 * gcc.dg/graphite/scop-{1,2,4}.c: Updated.
2abae5f1
SP		 6246
62472008-04-23 Sebastian Pop <sebastian.pop@amd.com>
6248
6249 * graphite.c: Add comments to functions that are missing a
6250 description.
6251 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
6252
62532008-04-23 Sebastian Pop <sebastian.pop@amd.com>
6254
6255 * graphite.c (nb_params_in_scop): Moved...
6256 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
6257 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
6258 (clast_to_gcc_expression): Reduce column size to less than 80.
6259 (graphite_create_iv): Return the new name of the IV.
6260 (find_transform): Set options->esp and options->cpp.
6261 (gloog): Comment out the invalidation of the old loop code.
6262 (initialize_dependence_polyhedron): Replace scop_nb_params with
6263 nb_params_in_scop.
6264
6265 * graphite.h (nb_params_in_scop): ... here.
6266 (scop_nb_params): Removed.
6267 (loop_domain_dim): Return something even when the loop was not
6268 found in the hash table: avoid ICEing on all the graphite.exp
6269 testcases.
6270
62712008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6272
6273 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
6274
6275 * graphite.c (build_scop_dynamic_schedules): Schedule is built
6276 according to nesting level.
6277 (find_scop_parameters): Call instantiate_parameters.
6278 (scan_tree_for_params): Extend it to handle general affine bounds.
6279 Inner loop bound can depend on outer loop induction variable.
6280 (setup_cloog_loop): tmp variable is allocated on stack. Call
6281 instantiate_parameters with respect to outermost_loop_in_scop.
6282 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
6283 graphite.h.
6284 (create_empty_loop): Function loopify should be given edge
6285 probability, instead of edge frequency. Dominance relation from
6286 switch_bb to loop_header.
6287 (clast_to_gcc_expression): Added handling of clast_reduction node.
6288 (gloog): New functionality for removing old loop.
6289 (test_dependence): Factored out from build_rdg_all_levels.
6290 (build_rdg_all_levels): Dependence testing factored out to
6291 test_dependence function.
6292
6293 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
6294 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
6295 from graphite.c
6296
62972008-04-07 Sebastian Pop <sebastian.pop@amd.com>
6298
6299 * graphite.c (free_scop, param_index, initialize_cloog_names,
6300 nb_params_in_scop): Use name_tree map instead of just a tree
6301 for keeping track of the variable name associated to that tree.
6302 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
6303 clast_to_gcc_expression, graphite_create_iv,
6304 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
6305 graphite_stmt_to_gcc_stmt): New.
6306 (gloog): Call these.
6307 * graphite.h (struct name_tree): New.
6308 (struct scop): Use name_tree instead of tree for params.
6309 Store a vector of name_tree for new_ivs.
6310 (SCOP_NEWIVS): New.
6311 (scop_nb_params): Use name_tree instead of tree.
6312
63132008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
6314 Sebastian Pop <sebastian.pop@amd.com>
6315
6316 * tree-bounds.c: New.
6317 * tree-bounds.h: New.
6318 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
6319 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
6320 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
6321 flag_mudflap.
6322 * gcc.c: Same.
6323 * toplev.c: Same.
6324 * c-cppbuiltin.c: Same.
6325 * c-pragma.c: Same.
6326 * common.opt: Same.
6327 * varasm.c: Same.
6328 * tree-outof-ssa.c: Same.
6329 * c-common.c: Same.
6330 * Makefile.in: Same.
6331
63322008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
6333 Sebastian Pop <sebastian.pop@amd.com>
6334
6335 * tree-loop-distribution.c (remaining_stmts,
6336 upstream_mem_writes): Removed static variables.
6337 (copy_loop_before, create_bb_after_loop,
6338 mark_nodes_having_upstream_mem_writes, free_rdg_components,
6339 rdg_build_components, rdg_build_partitions,
6340 dump_rdg_partitions): Extern.
6341 (generate_loops_for_partition, generate_code_for_partition): Do not
6342 return a bool.
6343 (already_processed_vertex_p, predecessor_has_mem_write,
6344 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
6345 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
6346 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
6347 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
6348 Pass remaining_stmts and upstream_mem_writes as parameters.
6349 (rdg_component): Moved...
6350 (build_rdg_partition_for_component): Do not aggregate components when
6351 flag_streamize_loops is set.
6352 (gen_sequential_loops): New.
6353 (ldist_gen): Call gen_sequential_loops.
6354
6355 * tree-pass.h (pass_loop_streamization): Declared.
6356
6357 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
6358 basic blocks when loops structures exist.
6359
6360 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
6361
6362 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
6363
6364 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6365 eliminate_local_variables_stmt, eliminate_local_variables,
6366 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6367 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6368 of code delimited by two edges in the CFG.
6369 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6370 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6371 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6372 the case of parallelisation of reductions.
6373 (create_loop_fn): Extern.
6374 (create_omp_parallel_region): New.
6375
6376 * tree-data-ref.c (dump_data_dependence_relation): Don't call
6377 dump_data_reference for printing dra and drb.
6378 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
6379 RDGE_RELATION.
6380 (build_rdg): Don't call free_dependence_relations for the moment, as
6381 we attach dependence relations on each edge of the RDG.
6382 To be fixed later.
6383
6384 * tree-data-ref.h (rdg_component): ...here.
6385 (struct rdg_edge): New field ddr_p relation.
6386 (RDGE_RELATION): New.
6387 (create_bb_after_loop, copy_loop_before,
6388 mark_nodes_having_upstream_mem_writes, rdg_build_components,
6389 rdg_build_partitions, dump_rdg_partitions,
6390 free_rdg_components): Declared.
6391
6392 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
6393 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
6394
6395 * tree-loop-streamization.c: New.
6396
6397 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
6398 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
6399
6400 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
6401
6402 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6403
6404 * passes.c: Schedule pass_loop_streamization.
6405
64062008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
6407
6408 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
6409 update comment.
6410
64112008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
6412
6413 * graphite.c (dot_all_scops): Update formatting.
6414 Bbs can now be part of more than one SCoP.
6415
64162008-03-04 Sebastian Pop <sebastian.pop@amd.com>
6417
6418 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
6419 malloc problems.
6420 (loop_domain_dim): Check for unregistered toplev SCOP loop.
6421 * graphite.h (loop_to_cloog_loop): New.
6422
64232008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6424
6425 * graphite.c (loop_domain_dim, ref_nb_loops,
6426 loop_iteration_vector_dim): New.
6427 (build_access_matrix_with_af, build_access_matrix,
6428 initialize_dependence_polyhedron): Fixed for new matrix layout.
6429 No longer assume that all iteration domains are of the same
6430 dimensionality.
6431
64322008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6433
6434 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6435 defined in a loop at depth 0 is invariant.
6436 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6437 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6438 be called at loop depth 0.
6439
6440 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
6441 a parameter.
6442 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
6443 (down_open_scop): Removed.
6444 (loop_in_scop_p): Redefined.
6445 (scop_affine_expr): New argument: scop.
6446 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
6447 a harmful statement ending a scop.
6448 (basic_block_simple_for_scop_p): New argument: scop.
6449 (get_loop_start): Removed.
6450 (new_scop): Initialize SCOP_LOOPS.
6451 (free_scop): Free SCOP_LOOPS.
6452 (succs_at_same_depth, preds_at_same_depth): New.
6453 (end_scop): Test the validity of a scop.
6454 (add_dominators_to_open_scops): New.
6455 (test_for_scop_bound): Call add_dominators_to_open_scops.
6456 Add cases for opening and closing multiple scops.
6457 (build_scops, build_scop_bbs): Iterate over basic blocks in
6458 depth first order.
6459 (build_graphite_bb): Pass scop directly.
6460 (dfs_bb_in_scop_p): New.
6461 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
6462 several times.
6463 (nb_loops_around_gb): Use loop_in_scop_p.
6464 (schedule_to_scattering): Disabled for the moment the code computing
6465 the "textual order for outer loop".
6466
6467 * graphite.h (struct scop): New field loops.
6468 (SCOP_LOOPS): New.
6469 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
6470
45489e99 6471 * gcc.dg/graphite/scop-{1,...,7}.c: Updated.
2abae5f1
SP		 6472
64732008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
6474 Sebastian Pop <sebastian.pop@amd.com>
6475
6476 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
6477 * common.opt (fstreamize-loops): New.
6478 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
6479 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
6480 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
6481 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
6482
64832008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6484
6485 * tree-data-ref.c (build_empty_rdg): New.
6486 (build_rdg): Use it.
6487 * tree-data-ref.h (build_empty_rdg): Declared.
6488 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
6489 (find_vertex_for_stmt): Removed.
6490 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
6491
64922008-02-21 Sebastian Pop <sebastian.pop@amd.com>
6493
6494 * tree-loop-distribution.c (generate_builtin): After cancelling the
6495 loop tree, also delete basic blocks.
6496 (rdg_flag_uses): Stop recursion when a vertex has already been
6497 processed.
6498
64992008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6500
6501 * graphite.c (build_scop_alpha): Removed.
6502 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
6503 and dump_dependence_graph to avoid compiler warnings.
6504
65052008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6506
6507 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
6508 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
6509 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
6510 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
6511 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
6512 (initialize_dependence_polyhedron, find_vertex_for_stmt,
6513 initialize_data_dependence_polyhedron, is_empty_polyhedron,
6514 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
6515 dump_dependence_graph): New.
6516 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
6517 (GBB_ALPHA): New.
6518 (struct scop): New field loop2cloog_loop.
6519 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
6520 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
6521
65222008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6523
6524 * graphite.c (build_graphite_bb): Fix initialization
6525 of the graphite basic block.
6526
65272008-02-05 Sebastian Pop <sebastian.pop@amd.com>
6528
6529 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
6530 loop domain matrix. Pass in the number of loops contained in the
6531 constraint matrix.
6532 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
6533 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
6534 loops that are not surrounding the current loop are not represented
6535 in the domain constraint matrix.
6536 (build_scop_iteration_domain): Initial domain constraint matrix
6537 contains only the eq/ineq, cst, and scop parameters columns.
6538
65392008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6540
6541 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
6542 (print_graphite_bb): Print scattering.
6543
65442008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6545
6546 * graphite.c (initialize_cloog_names): Initialize names of
6547 scattering variables.
6548
65492009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6550
6551 * graphite.c (dot_all_scops_1): Disable debug output while
6552 printing graph.
6553
65542008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6555
6556 * graphite.c (find_transform): Change cloog output language to C.
6557
65582008-01-27 Sebastian Pop <sebastian.pop@amd.com>
6559
6560 * tree-loop-distribution.c (generate_memset_zero,
6561 generate_builtin, generate_code_for_partition,
6562 rdg_flag_all_uses): New.
6563 (rdg_flag_uses): Gather in the same partition the statements defining
6564 the VUSES of the current statement.
6565 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
6566 Gather in the same partition not only the stores to the same memory
6567 access, but also the reads.
6568 (ldist_generate_loops): Renamed ldist_gen.
6569
65702008-01-24 Sebastian Pop <sebastian.pop@amd.com>
6571 Tobias Grosser <grosser@fmi.uni-passau.de>
6572
6573 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
6574 next pointer, don't use the inner pointer.
6575
65762008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
6577
6578 * graphite.c (dot_all_scops, dot_all_scops_1): New.
6579 (find_transform): Call dot_all_1.
6580 * graphite.h (dot_all_scops): Declared.
6581
65822007-12-14 Sebastian Pop <sebastian.pop@amd.com>
6583
6584 * tree-loop-distribution.c: Fix apsi.f ICE.
6585 (create_bb_after_loop): New.
6586 (generate_loops_for_partition): Use it.
45489e99 6587 * gfortran.dg/ldist-1.f90: New.
2abae5f1
SP		 6588
6589 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
6590 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
6591
65922007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6593
6594 * graphite.c (find_transform): Dump cloog program sent to cloog.
6595
65962007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6597
6598 * graphite.c (initialize_cloog_names): Initialize cloog
6599 iterator names.
6600
66012007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6602
6603 * graphite.c (build_scop_context): Fix typo, for the matrix
6604 format: insert '0 >= 0' instead of '-1 >= 0'.
6605
66062007-12-13 Sebastian Pop <sebastian.pop@amd.com>
6607
6608 * Fix merge problems.
6609
66102007-12-13 Sebastian Pop <sebastian.pop@amd.com>
6611
6612 * graphite.c (setup_cloog_loop): Fix typo.
6613
66142007-12-12 Sebastian Pop <sebastian.pop@amd.com>
6615
6616 * doc/invoke.texi (-ftree-loop-distribution): Documented.
6617 * tree-loop-distribution.c: Reimplemented.
6618 * tree-pass.h (pass_loop_distribution): New.
6619 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
6620 print_loops.
6621 * graphds.h (struct graph): New field indexes.
6622 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6623
6624 * tree-vect-analyze.c: Remove declaration of static functions when not
6625 needed.
6626 * tree-vectorizer.c: Same.
6627 (rename_variables_in_loop): Now extern.
6628 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
6629 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
6630 calling redirect_edge_and_branch_force.
6631
6632 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6633
6634 * tree-data-ref.c: Don't include tree-chrec.h.
6635 (debug_data_dependence_relations): New.
6636 (dump_data_dependence_relation): Call dump_data_reference on data refs
6637 in the relation.
6638 (same_access_functions): Moved...
6639 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6640 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6641 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6642 struct rdg_vertex_info, ): New.
6643 (create_rdg_edge_for_ddr): Compute the dependence level before looking
6644 at DDR_REVERSED_P.
6645 (create_rdg_vertices): Initialize the htab of graph->indexes.
6646 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
6647 (stmts_from_loop): Don't save LABEL_EXPR.
6648 (hash_stmt_vertex_info, eq_stmt_vertex_info,
6649 hash_stmt_vertex_del): New.
6650 (build_rdg): Initialize rdg->indexes.
6651 (free_rdg, stores_from_loop, ref_base_address,
6652 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6653 have_similar_memory_accesses_1, ref_base_address_1,
6654 remove_similar_memory_refs): New.
6655
6656 * tree-data-ref.h: Include tree-chrec.h.
6657 (debug_data_dependence_relations): Declared.
6658 (same_access_functions): ...here. Now static inline.
6659 (ddr_is_anti_dependent, ddrs_have_anti_deps,
6660 ddr_dependence_level): New.
6661 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
6662 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
6663 RDG_MEM_READS_STMT): New.
6664 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6665 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6666 rdg_vertex_for_stmt): Declared.
6667 (struct rdg_edge): New field level.
6668 (RDGE_LEVEL, free_rdg): New.
6669 (stores_from_loop, remove_similar_memory_refs,
6670 rdg_defs_used_in_other_loops_p,
6671 have_similar_memory_accesses): Declared.
6672 (rdg_has_similar_memory_accesses): New.
6673
6674 * lambda.h (dependence_level): New.
6675 * common.opt (ftree-loop-distribution): New.
6676 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
6677 (print_loop_ir): Renamed print_loops.
6678 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
6679 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
6680 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
6681 (tree-loop-distribution.o): Added.
6682 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6683 (mark_virtual_ops_in_bb): New.
6684 (print_loops_bb, debug_loop_num, debug_loop): New.
6685 * passes.c: Scheduled pass_loop_distribution.
6686
66872007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6688
6689 * graphite.c (scan_tree_for_params): Correct the number of columns
6690 for polylib format.
6691 (nb_flat_iterator): New.
6692 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
6693 (build_scop_iteration_domain): Correct the number of columns for
6694 polylib format.
6695
66962007-12-12 Sebastian Pop <sebastian.pop@amd.com>
6697
6698 * Merge from mainline (129697:130800).
6699
67002007-10-30 Sebastian Pop <sebastian.pop@amd.com>
6701
6702 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
6703 dominated by SCoP's exit.
6704 (graphite_transform_loops): Compute post dominators.
6705
67062007-10-28 Sebastian Pop <sebastian.pop@amd.com>
6707
6708 * Merge from mainline (127169:129697).
6709
67102007-10-28 Sebastian Pop <sebastian.pop@amd.com>
6711
6712 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
6713 parameter for the basic block that contains the expression. Use
6714 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
6715 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
6716 the expression.
6717 * graphite.h (gbb_loop): New.
6718 (GBB_LOOP): Removed.
6719
67202007-08-03 Sebastian Pop <sebpop@gmail.com>
6721
6722 * Makefile.in: Fix merge problem.
6723
67242007-08-03 Sebastian Pop <sebpop@gmail.com>
6725
6726 * Merge from mainline (125309:127169).
6727 * tree-loop-distribution.c: Disabled.
6728
67292007-06-05 Sebastian Pop <sebpop@gmail.com>
6730
6731 * Merge from mainline (r123693:125309).
6732
67332007-05-30 Sebastian Pop <sebpop@gmail.com>
6734
6735 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
6736 correct_modify_p
6737 (correct_modify_p, check_statements, number_of_lvalue_uses,
6738 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
6739 instead of MODIFY_EXPR.
6740 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
6741 and push new edges.
6742
67432007-05-24 Sebastian Pop <sebpop@gmail.com>
6744
6745 * tree-loop-distribution.c (struct rdg): Replace arrays by
6746 VECs for edges and vertices.
6747 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
6748 (RDGV_NB_PARTITIONS): New.
6749 (PRDG_NBV, PRDG_NBE): Removed.
6750 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
6751 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
6752 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
6753
67542007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
6755 Sebastian Pop <sebpop@gmail.com>
6756
6757 * doc/invoke.texi (-ftree-loop-distribution): Document.
6758 * tree-loop-distribution.c: New file.
6759 * tree-pass.h (pass_loop_distribution): Declared.
6760 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6761 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
6762 and set reversed_p.
6763 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
6764 (DDR_REVERSED_P): New.
6765 * common.opt (-ftree-loop-distribution): New.
6766 * tree-flow.h (distribute_loops): Declared.
6767 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
6768 * passes.c (init_optimization_passes): Schedule loop distribution.
6769
67702007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
6771
6772 * graphite.c (print_graphite_bb): Don't call dump_data_references.
6773 (print_scop): Don't print when scop is NULL.
6774 (build_scop_context, find_transform): Don't output to stderr.
6775
67762007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
6777
6778 * tree-data-ref.c: Don't include graphite.h.
6779 Comment out the code for printing data reference's scop.
6780 (build_access_matrix_with_af): Moved...
6781 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
6782 * graphite.c (build_access_matrix_with_af): ... here. Now static.
6783 (print_graphite_bb): Print basic block's schedule.
6784 (print_scop): Don't print the schedule, call cloog's pretty printer.
6785 (bb_in_scop_p): A basic block is in a scop only if it is both
6786 dominated and postdominated by the scop's entry and exit basic blocks.
6787 (function_parameter_p): New.
6788 (invariant_in_scop_p): Use function_parameter_p.
6789 (new_scop, save_scop): New.
6790 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
6791 save_scop.
6792 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
6793 (loop_in_scop_p): New.
6794 (scop_record_loop): Use loop_in_scop_p.
6795 (build_scop_domain): Renamed build_scop_iteration_domain.
6796 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
6797 nb_params_in_scop, build_scop_context, first_loop_in_scop,
6798 setup_cloog_loop, dot_scop_1, dot_scop): New.
6799 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
6800 (struct scop): Add a pointer to cloog's representation of a program.
6801
68022007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6803
6804 * doc/invoke.texi (-ftree-check-verbose): Renamed
6805 -ftree-checks-verbose.
6806 * common.opt (flag_tree_check_verbose): Renamed
6807 flag_tree_checks_verbose.
6808 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
6809
68102007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6811
6812 * configure: Regenerated.
6813 * config.in: Regenerated.
6814 * tree-ssa-loop.c (graphite_transforms): Execute
6815 graphite_transform_loops only when HAVE_cloog.
6816 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
6817 * graphite.c: Include polylibgmp.h and cloog.h.
6818 (graphite_transform_loops): Removed loops parameter.
6819 * tree-flow.h (graphite_transform_loops): Update declaration.
6820 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
6821 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
6822 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
6823 (OBJS-common): Remove dependence on graphite.o.
6824 (BACKEND): Depend on @GRAPHITE@.
6825
68262007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
6827
6828 * doc/invoke.texi (-ftree-check-verbose): Documented.
45489e99
SP		 6829 * gcc.dg/tree-checker/tree-checks-1.c: New.
6830 * gcc.dg/tree-checker/tree-checks-2.c: New.
6831 * gcc.dg/tree-checker/tree-checks-3.c: New.
6832 * gcc.dg/tree-checker/tree-checks-4.c: New.
6833 * gcc.dg/tree-checker/tree-checks.exp: New.
6834 * gcc.dg/tree-checker/condates.crp: New.
2abae5f1
SP		 6835 * common.opt (ftree-checks-verbose): New.
6836 * tree-check.c (tree_check_warning): Move extra stderr output
6837 under control of flag_tree_check_verbose.
6838
68392007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
6840
6841 * tree-match.c: Fix comments formatting.
6842 * tree-match.h: Fix comments formatting.
6843 * tree-check.c: Fix comments formatting.
6844 (tree_check_init): Restructure.
6845
68462007-04-12 Nic Volanschi <nic.volanschi@free.fr>
6847
6848 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
6849
68502007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6851
6852 * Merge from mainline (r120733:123693).
6853
68542007-03-20 Nic Volanschi <nic.volanschi@free.fr>
6855
6856 * condate.y: New file.
6857 * tree-match.h (struct patt_info_s): New field sign.
6858 (struct condate_s): New field msg.
6859 (normalize_condate, name_condate, add_condate): New.
6860 (conds[], condate_parse): Made extern.
6861 * tree-check.c (tree_check_warning): First arg changed to cond;
6862 warning reformatted.
6863 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
6864 (tree_scan): New.
6865 (tree_check): Process trivial condates.
6866 (read_delimited_string): Removed.
6867 (print_cond): Print name and msg.
6868 (conds[]): Made extern.
6869 (parse_tree_check_file_once): Rewritten to use the parser in
6870 condate.y.
6871 Processing of option --tree_check_string moved to tree_scan().
6872 * Makefile.in: Added condate.y
6873
68742007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
6875
6876 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
6877 Use VECs instead of varrays.
6878 * diagnostic.h (lazy_dump_generic_node): Update declaration.
6879 * Makefile.in (pretty-print.o): Depend on vec.h.
6880 * pretty-print.c: Include tree.h and vec.h.
6881 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
6882 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
6883 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
6884 pp_free_list): Use VECs instead of varrays.
6885 * pretty-print.h: Do not include varray.h.
6886 (struct tree_chunk_s): Declaration moved before its use.
6887 (output_buffer): Rename varray field to chunks.
6888 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
6889 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
6890 save_global_holes): Use VECs instead of varrays.
6891 * tree-match.h: Declare VECs of cfg_node, and hole_p.
6892 * tree-check.c (scan_cfg_stmts, push_node,
6893 print_matching_stmt): Removed.
6894 (tree_check_instance, push_global_holes_if_new, tree_check,
6895 execute_tree_check): Use VECs instead of varrays.
6896 (gate_tree_check): Don't execute the CFG check when basic_block_info
6897 is not available.
6898
68992007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6900
6901 * Merge from mainline (r115016:120733).
6902
69032007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6904
6905 * Merge from mainline (r117632:117661).
6906
69072007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6908
6909 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
6910 * tree-pass.h (TDF_DEBUG, debug_p): New.
6911 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
6912 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
6913 get_loop_exit_condition, analyze_evolution_in_loop,
6914 analyze_initial_condition, analyze_scalar_evolution,
6915 instantiate_parameters, number_of_latch_executions): Use debug_p.
6916 * tree-chrec.c (chrec_apply): Use debug_p.
6917 * tree-data-ref.c: Include graphite.h.
6918 (dump_data_reference): Print also the access matrix.
6919 (analyze_array, analyze_indirect_ref, init_data_ref,
6920 analyze_offset_expr, address_analysis, object_analysis,
6921 create_data_ref, finalize_ddr_dependent,
6922 non_affine_dependence_relation, analyze_ziv_subscript,
6923 analyze_siv_subscript_cst_affine,
6924 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6925 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
6926 analyze_miv_subscript, analyze_overlapping_iterations,
6927 build_classic_dist_vector, subscript_dependence_tester,
6928 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
6929 (build_access_matrix_with_af): No longer static.
6930 * tree-data-ref.h (scop_p): ... declaration here.
6931 (data_reference.scop): New field.
6932 (DR_SCOP, DR_ACCESS_MATRIX): New.
6933 (build_access_matrix_with_af, dr_num_subscripts): Declared.
6934 * graphite.c (print_graphite_bb): Call dump_data_references.
6935 (print_scop): Use scop_nb_loops and scop_dim_domain.
6936 (test_for_scop_bound): Use debug_p.
6937 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
6938 scop_nb_params.
6939 (scop_loop_index): Moved...
6940 (scop_record_loop): New.
6941 (build_scop_loop_nests): Use scop_record_loop.
6942 (build_scop_domain): Use scop_dim_domain.
6943 (build_access_matrix): Implemented.
6944 (build_scop_canonical_schedules): Use scop_nb_loops.
6945 (build_graphite_bb): Initialize GBB_SCOP.
6946 * graphite.h (scop_p): Moved...
6947 (graphite_bb.scop): New field.
6948 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
6949 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
6950 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
6951 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
6952 scop_loop_index): New.
6953 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
6954
69552007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
6956
6957 * Merge from mainline (r117661:120450).
6958
69592006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
6960
6961 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
6962 at the first declaration outside the varying loop, instantiate as
6963 far as possible.
6964 * tree-chrec.c (for_each_scev_op): New.
6965 * tree-chrec.h (for_each_scev_op): Declared.
6966 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
6967 * tree-data-ref.c (get_references_in_stmt,
6968 find_data_references_in_stmt): New, from trunk.
6969 (find_data_references_in_loop): Use get_references_in_stmt
6970 and find_data_references_in_loop, modified as in trunk.
6971 (build_access_matrix_with_af): New.
6972 * tree-data-ref.h (data_reference): Add a field access_matrix.
6973 (data_ref_loc): New, as in trunk.
6974 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
6975 invariant_in_scop_p, param_index, scan_tree_for_params,
6976 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
6977 idx_record_param, idx_record_params, build_access_matrix,
6978 build_scop_data_accesses, build_scop_canonical_schedules,
6979 build_graphite_bb, build_scop_bbs, find_params_in_bb,
6980 build_scop_params): New.
6981 * graphite.h (graphite_bb): New.
6982 (scop): Add fields static_schedule, params, loop_nest,
6983 iteration_domain.
6984 * lambda.h: Declare vecs of lambda_matrix.
6985 * tree-flow.h (print_loop_ir_bb): Declared.
6986 * tree-cfg.c (print_loop_ir_bb): New.
6987 (print_loop): Use print_loop_ir_bb.
6988
69892006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
6990
6991 * Merge from mainline (r115016:117632).
6992
69932006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
6994
6995 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
6996 break due to a warning.
6997
69982006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
6999
7000 * graphite.c (print_scops, debug_scops): New.
7001 (graphite_transform): Renamed graphite_find_transform.
7002 * graphite.h (debug_scops): Declared.
7003
70042006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
7005
7006 * tree-match.c: Reformat following the GNU style.
7007 * tree-match.h: Reformat following the GNU style.
7008 * tree-pattern.h: Removed empty file.
7009 * Makefile.in: Remove references to tree-pattern.h.
7010 * tree-check.c: Reformat following the GNU style.
7011 (execute_tree_check): Move gate condition code to...
7012 (gate_tree_check): ...here. New function.
7013 (pass_check): Use the gate function.
7014
70152006-07-04 Nic Volanschi <nic.volanschi@free.fr>
7016
7017 * tree-pattern.h: New. Tree pattern matching and checking using
7018 concrete syntax.
7019 * tree-check.c: New. Tree/CFG checking pass.
7020 * tree-match.c: New. Library for tree pattern matching.
7021 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
7022 * toplev.c, flags.h: Add globals for tree-check pass.
7023 * Makefile.in: Integrate the files in tree-check pass.
7024 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
7025 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
7026 Introduce a "lazy" pretty-print mode.
7027 * tree.c, tree.h: Add tree_name.
7028
70292006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
7030
7031 * doc/invoke.texi (-fgraphite): Correct typo.
7032 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
7033 use of print_loop_ir.
45489e99
SP		 7034 * gcc.dg/graphite/scop-1.c: New.
7035 * gcc.dg/graphite/scop-2.c: New.
7036 * gcc.dg/graphite/graphite.exp: New.
2abae5f1
SP		 7037 * graphite.c: Include domwalk.h.
7038 (print_scop): Print only the entry and exit blocks.
7039 (debug_scop): No longer static.
7040 (affine_expr): Fix formating. Return also true when the expression is
7041 constant.
7042 (stmt_simple_for_scop_p): Fix formating.
7043 (build_scops): Use domwalk.
7044 (get_loop_start, end_scop, test_for_scop_bound): New.
7045 (graphite_transform_loops): Avoid printing on stderr.
7046 * graphite.h (debug_scop): Declared.
7047 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
7048 * Makefile.in (graphite.o): Depend on domwalk.h.
7049 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
7050 declarations for static functions.
7051 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
7052 controlling output verbosity.
7053
70542006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
7055 Plesco Alexandru <shurikx@gmail.com>
7056
7057 * doc/invoke.texi (-fgraphite): Document.
7058 * tree-pass.h (pass_graphite_transforms): Declared.
7059 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
7060 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
7061 (pass_graphite_transforms): Defined.
7062 * tree-data-ref.c (free_data_ref, data_reference): Extern.
7063 * tree-data-ref.h (free_data_ref, data_reference): Declared.
7064 * graphite.c, graphite.h: New.
7065 * common.opt (fgraphite): Declared.
7066 * tree-flow.h (graphite_transform_loops): Declared.
7067 * Makefile.in (OBJS-common): Add graphite.o.
7068 (graphite.o): New rule.
7069 * passes.c (pass_graphite_transforms): Scheduled.
7070
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