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Call fatal_error when the transform read from file is not legal.
[thirdparty/gcc.git] / gcc / ChangeLog.graphite
CommitLineData
6eb412ef
SP		 12010-09-09 Sebastian Pop <sebastian.pop@amd.com>
2
3 * graphite-poly.c (apply_poly_transforms): Do not abort when the
4 transform read from disk is not legal. Call fatal_error instead.
5
0ba82567
SP		 62010-09-09 Sebastian Pop <sebastian.pop@amd.com>
7
8 * graphite-poly.c (print_pbb_body): Add missing closing parenthesis.
9 (print_scop_header): Removed. Inlined in the only call place...
10 (print_scop): ... here.
11
69ac2bb6
SP		 122010-09-09 Sebastian Pop <sebastian.pop@amd.com>
13
14 * graphite-poly.h (lst_dewey_number): Use FOR_EACH_VEC_ELT.
15
0706c754
VK		 162010-09-02 Vladimir Kargov <kargov@gmail.com>
17
18 * graphite-scop-detection.c (is_valid_expr_p, is_valid_loop_p): New.
19 (is_valid_stmt_p): Add data reference and operation-specific checks.
20 (is_valid_bb_p): Change structure, add loop validity check.
21 (is_scop_p): Move the TODO list
22 (find_scops_new): New.
23 (build_scops_new): Move part of functionality to find_scops_new and
24 build_scops. Add necessary steps for successful SCoP construction.
25 (build_scops): Compute SCoP sets for both detection algorithms, choose
26 the resulting one depending on static condition.
27
da8cebd1
SP		 282010-08-24 Sebastian Pop <sebastian.pop@amd.com>
29
30 * graphite-poly.c (graphite_read_scop_file): Fix uninitialize warning.
31
1635d7b0
SP		 322010-08-24 Sebastian Pop <sebastian.pop@amd.com>
33
34 * graphite-dependences.c (dot_deps): Avoid set but not used warning.
35 (dot_deps_stmt): Same.
36 * graphite-poly.c (dot_lst): Same.
37
3a7cd438
SP		 382010-08-23 Sebastian Pop <sebastian.pop@amd.com>
39
40 * graphite-blocking.c (scop_do_strip_mine): Do not call
41 graphite_legal_transform.
42 (scop_do_block): Same.
43
45fc26fc
VK		 442010-08-20 Vladimir Kargov <kargov@gmail.com>
45
46 * graphite-scop-detection.c (graphite_can_represent_loop): Correct the
47 description.
48
6272efef
SP		 492010-08-20 Sebastian Pop <sebastian.pop@amd.com>
50
51 PR middle-end/45230
52 * gcc.dg/graphite/id-pr45230.c: New.
53
dbc08079
SP		 542010-08-20 Sebastian Pop <sebastian.pop@amd.com>
55
56 * tree-scalar-evolution.c (instantiate_array_ref): New.
57 (instantiate_scev_r): Also handle ARRAY_REFs.
58
492e5456
SP		 592010-08-20 Sebastian Pop <sebastian.pop@amd.com>
60
61 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
62 Do not check for VAR_DECL, PARM_DECL, FUNCTION_DECL, LABEL_DECL,
63 RESULT_DECL, and FIELD_DECL. Return false for an
64 SSA_NAME_IS_DEFAULT_DEF.
65 (compute_scalar_evolution_in_loop): Do not further analyze the
66 scalar evolution when no_evolution_in_loop_p returns true.
67
21d91009
SP		 682010-08-20 Sebastian Pop <sebastian.pop@amd.com>
69
70 * tree-chrec.h (evolution_function_is_affine_p): Do not check
71 whether CHREC_LEFT is invariant. A function is affine when
72 CHREC_RIGHT is invariant.
73
c2bc669e
SP		 742010-08-20 Sebastian Pop <sebastian.pop@amd.com>
75
76 * graphite-sese-to-poly.c (reduction_phi_p): Remove check for
77 is_gimple_reg.
78 (rewrite_degenerate_phi): Same.
79 (rewrite_reductions_out_of_ssa): Add check for is_gimple_reg.
80
56f30f65
VK		 812010-08-18 Vladimir Kargov <kargov@gmail.com>
82
83 * graphite-scop-detection.c (graphite_can_represent_scev,
c2bc669e 84 graphite_can_represent_expr, stmt_has_simple_data_refs_p,
56f30f65
VK		 85 graphite_can_represent_loop): Remove outermost_loop.
86
b4c8119f
SP		 872010-08-17 Sebastian Pop <sebastian.pop@amd.com>
88
89 PR middle-end/45229
90 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Do not
91 handle GIMPLE_CALLs with no LHS.
92
91989b60
RB		 932010-08-17 Riyadh Baghdadi <baghdadi.mr@gmail.com>
94 Sebastian Pop <sebastian.pop@amd.com>
95
96 * gcc.dg/graphite/graphite.exp: Add test rules for openscop read/write.
97 Call remove-build-file to clean up the generated *.graphite files.
98
992010-08-17 Riyadh Baghdadi <baghdadi.mr@gmail.com>
d3feeef9
RB		 100
101 * doc/invoke.texi (debugging options): Update documentation.
102 (-floop-interchange): Same.
103 (-flopp-strip-mine): Same.
104 (-floop-block): Same.
105 (-fgraphite-read): Add documentation.
106 (-fgraphite-write): Same.
107
91989b60 1082010-08-17 Riyadh Baghdadi <baghdadi.mr@gmail.com>
a73c5323
RB		 109
110 * toplev.c (process_options): Disable graphite loop optimization
111 options when -fgraphite-read flag is used.
112
f06ecc4b
RB		 1132010-08-17 Riyadh Baghdadi <baghdadi.mr@gmail.com>
114
115 * graphite-poly.c (init_graphite_out_file): New.
116 (init_graphite_in_file): New.
117 (apply_poly_transforms): Updated to enable reading and writing of
118 multiple scop files.
119 * toplev.c (init_asm_output): Remove graphite in/out file initialization.
120
d9ae7906
SP		 1212010-08-17 Tobias Grosser <grosser@fim.uni-passau.de>
122
123 * graphite-scop-detection.c (graphite_can_represent_scev): Remove
124 redundant checks.
125
02315365
SP		 1262010-08-12 Sebastian Pop <sebastian.pop@amd.com>
127
128 * graphite-clast-to-gimple.c (precision_for_value): Adjust
129 computation of precision by 1.
130
721c8b1e
RB		 1312010-08-12 Riyadh Baghdadi <baghdadi.mr@gmail.com>
132
133 * graphite-cloog-util.c (openscop_read_cloog_matrix): New.
134 (openscop_read_polyhedron_matrix): New.
135 * graphite-cloog-util.h (openscop_read_polyhedron_matrix): Declared.
136 (openscop_read_N_int): Same.
137 * graphite-poly.c (openscop_read_N_int): New.
138 (openscop_read_one_int): New.
139 (openscop_read_N_string): New.
140 (openscop_read_one_string): New.
141 (openscop_read_powerset_matrix): New.
142 (graphite_read_transforms): Remove.
143 (graphite_read_scatt): New.
144 (graphite_read_scop_file): New.
145 (apply_poly_transforms): Updated to call graphite_read_scop_file.
146
fd8bb591
AS		 1472010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
148
149 * graphite-poly.c: Change include order.
150
562c1b02
AS		 1512010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
152
153 * graphite-cloog-compat.h (cloog_matrix_ncolumns): New.
154 (cloog_matrix_nrows): New.
155
7241f8c5
RB		 1562010-08-11 Riyadh Baghdadi <baghdadi.mr@gmail.com>
157
158 * graphite-cloog-util.c (openscop_print_cloog_matrix): Remove spaces
159 from matrix lines.
160 * graphite-poly.c (openscop_print_scattering_function_1): Same.
161 (print_scattering_function_1): Same.
162 (openscop_print_pbb_domain): Same.
163 (openscop_print_scop_context): Same.
164 (print_scop_context): Same.
165
d72f5037
RB		 1662010-08-11 Riyadh Baghdadi <baghdadi.mr@gmail.com>
167
168 * graphite-poly.c (openscop_print_pdr_polyhedron): Fix indentation.
169 (openscop_print_pdr_polyhedron): Print pph.
170
9e054f1b
SP		 1712010-07-29 Sebastian Pop <sebastian.pop@amd.com>
172
173 * gcc.dg/graphite/graphite.exp: Add compile rules for vect-* files.
174 * gfortran.dg/graphite/graphite.exp: Same.
175 * gcc.dg/graphite/vect-pr43423.c: New.
176
c6060639
SP		 1772010-07-29 Sebastian Pop <sebastian.pop@amd.com>
178
179 * graphite-clast-to-gimple.c (gcc_type_for_interval): Generate in
180 priority signed types.
181
2c2aceeb
SP		 1822010-07-29 Sebastian Pop <sebastian.pop@amd.com>
183
184 * graphite-clast-to-gimple.c (max_signed_precision_type): Remove the call
185 to lang_hooks.types.type_for_size. Call build_nonstandard_integer_type.
186
ae403f5a
RB		 1872010-07-29 Riyadh Baghdadi <baghdadi.mr@gmail.com>
188
189 * graphite-cloog-util.c (openscop_print_cloog_matrix): New.
190 (openscop_print_polyhedron_matrix): New.
191 * graphite-cloog-util.h (openscop_print_polyhedron_matrix): Declared.
192 * graphite-poly.c (openscop_print_pdr_polyhedron): Same.
193 (openscop_print_pdr_powerset): New.
194 (openscop_print_powerset_matrix): New.
195 (openscop_print_scattering_function_1): New.
196 (print_scattering_function): Add support for scattering names and
197 OpenScop format.
198 (graphite_write_transforms): Remove.
199 (apply_poly_transforms): Updated to call print_scop.
200 (print_pdr_access_layout): Updated to support OpenScop format.
201 (print_pdr): Same.
202 (openscop_print_pbb_domain): New.
203 (print_pbb_body): Added a parameter to allow indicating that pbb_body is
204 not provided.
205 (print_pbb): Updated to call the new print_pbb_body.
206 (openscop_print_scop_context): New.
207 (print_scop_header): New.
208 (print_scop): Updated to call print_scop_header.
209 * graphite-poly.h: Document OpenScop format.
210
9707eeb0
SP		 2112010-07-29 Sebastian Pop <sebastian.pop@amd.com>
212
213 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add back
214 the case removed in the previous patch, when the only phi argument
215 is defined in the same loop as the phi node itself. Handle it
216 separately from the invariant case by both propagating it outside
217 the region and replacing the phi node with an assign.
218
974335d6
SP		 2192010-07-28 Sebastian Pop <sebastian.pop@amd.com>
220
221 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): The only
222 constant phi nodes with one argument are is_gimple_min_invariant
223 and SSA_NAME_IS_DEFAULT_DEF.
224
225 * gfortran.dg/graphite/id-22.f: New.
226
1461761b
AS		 2272010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
228
85437633
AS		 229 * graphite.c (graphite_initialize): Do not initialize
230 CLooG and initialize the Parma Polyhedra Library
231 manually when using CLOOG_ORG.
232 (graphite_finalize): Do not finalize CLooG and finalize
233 the Parma Polyhedra Library manually when using CLOOG_ORG.
234 * graphite-cloog-compat.h (cloog_initialize): Hide function
235 when using CLOOG_ORG.
236 (cloog_finalize): Same.
237
aa91c4cc 2382010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
85437633 239
1461761b
AS		 240 * graphite-clast-to-gimple.c (free_scattering): Change
241 CloogDomainList/CloogDomain to CloogScatteringList/CloogScattering
242 (CLOOG_ORG).
243 (build_cloog_prog): Same.
244 * graphite-cloog-compat.h (cloog_domain): Removed.
245 (cloog_scattering): New.
246 (cloog_set_domain): Removed.
247 (cloog_set_scattering): New.
248 (cloog_next_domain): Removed.
249 (cloog_next_scattering): New.
250 (cloog_set_next_domain): Removed.
251 (cloog_set_next_scattering): New.
252 (CloogScatteringList): New.
253 (CloogScattering): New.
254 (cloog_scattering_free): New.
255 (new_Cloog_Scattering_from_ppl_Polyhedron): New.
256 * graphite-cloog-util.c (new_Cloog_Scattering_from_ppl_Polyhedron):
257 New.
258
60f87855
AS		 2592010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
260
261 * graphite-clast-to-gimple.c (build_cloog_prog): Extend with
262 CloogState.
263 (set_cloog_options): Same.
264 (print_clast_stmt): Same.
265 (scop_to_clast): Same.
266 (print_generated_program): Same.
267 (gloog): Same.
268 * graphite-clast-to-gimple.h: Include graphite-cloog-util.h.
269 (scop_to_clast): Extend with CloogState.
270 * graphite-cloog-util.c: Include graphite-cloog-compat.h
271 (new_Cloog_Domain_from_ppl_Polyhedron):
272 Extend with CloogState. Use cloog_domain_from_cloog_matrix (CLOOG_ORG).
273 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Extend with CloogState.
274 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
275 * graphite-cloog-util.h (build_cloog_prog): Same.
276 * graphite-cloog-copat.h (build_cloog_prog): New.
277 (CloogState): New.
278 (cloog_state_malloc): New.
279 (cloog_state_free): New.
280 (cloog_loop_malloc): New.
281 (cloog_options_malloc): New.
282 (cloog_statement_alloc): New.
283 (cloog_domain_from_cloog_matrix): New.
284 (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
285 (new_Cloog_Domain_from_ppl_Polyhedron): New.
286
4431102b
AS		 2872010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
288
289 * graphite-clast-to-gimple.c (clast_name_to_gcc): Parameter
290 type of NAME now depends on used CLooG version.
291 (clast_to_gcc_expression): Replace expr_* with clast_expr_*.
292 (gcc_type_for_clast_expr): Same.
293 (print_clast_stmt): Replace pprint with clast_pprint.
294 * graphite-cloog-compat.h: Provide compatibility macros for
295 CLooG Legacy.
296 (clast_name_p): New.
297 (clast_expr_term): New.
298 (clast_expr_red): New.
299 (clast_expr_bin): New.
300 (clast_pprint): New.
301
ac3b070a
AS		 3022010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
303
304 * graphite-clast-to-gimple.c (set_cloog_options): Make CLooG options
305 compatible to newer CLooG releases (CLOOG_ORG).
306 (build_cloog_prog): Pass CloogOptions to more functions (CLOOG_ORG).
307 (scop_to_clast): Pass CloogOptions to build_cloog_prog (CLOOG_ORG).
308 * graphite-cloog-compat.h: Add compatibility macros for CLooG Legacy.
309 (build_cloog_prog) : New.
310 (cloog_program_extract_scalars): New.
311 (cloog_program_scatter): New.
312
2bbb190a
AS		 3132010-07-27 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
314
315 * graphite-clast-to-gimple.c: Include graphite-cloog-compat.h
316 conditionally (CLOOG_ORG).
317 * graphite-cloog-compat.h: New. Include graphite-cloog-compat.h.
318 (cloog_statement_usr): New.
319 (cloog_domain): Same.
320 (cloog_set_domain): Same.
321 (cloog_next_domain): Same.
322 (cloog_set_next_domain): Same.
323 (cloog_program_nb_scattdims): Same.
324 (cloog_program_set_nb_scattdims): Same.
325 (cloog_program_names): Same.
326 (cloog_program_set_names): Same.
327 (cloog_program_set_context): Same.
328 (cloog_program_set_loop): Same.
329 (cloog_program_blocklist): Same.
330 (cloog_program_set_blocklist): Same.
331 (cloog_program_scaldims): Same.
332 (cloog_program_set_scaldims): Same.
333 (cloog_names_nb_parameters): Same.
334 (cloog_names_set_nb_parameters): Same.
335 (cloog_names_parameters): Same.
336 (cloog_names_set_parameters): Same.
337 (cloog_names_set_nb_iterators): Same.
338 (cloog_names_set_iterators): Same.
339 (cloog_names_set_nb_scattering): Same.
340 (cloog_names_set_scattering): Same.
341 (cloog_statement_set_usr): Same.
342 (cloog_loop_set_next): Same.
343 (cloog_loop_set_domain): Same.
344 (cloog_loop_set_block): Same.
345 (cloog_block_list_next): Same.
346 (cloog_block_list_set_next):
347 (cloog_block_list_set_block): Same.
348
5d737345
SP		 3492010-07-27 Sebastian Pop <sebastian.pop@amd.com>
350
351 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Returns
352 a bool.
353 (rewrite_commutative_reductions_out_of_ssa_close_phi): Same.
354 (rewrite_commutative_reductions_out_of_ssa_loop): Same.
355 (rewrite_cross_bb_scalar_deps_out_of_ssa): Call scev_reset_htab
356 when something has been changed.
357 (rewrite_commutative_reductions_out_of_ssa): Same.
358
359 * gcc.dg/graphite/id-26.c: New.
360
ab756588
SP		 3612010-07-26 Sebastian Pop <sebastian.pop@amd.com>
362
363 * graphite-sese-to-poly.c (propagate_expr_outside_region): Also
364 handle the case when def is in the sese region.
365 (rewrite_close_phi_out_of_ssa): Call propagate_expr_outside_region
366 for invariant expressions.
367 (rewrite_cross_bb_phi_deps): Removed.
368 (rewrite_cross_bb_scalar_deps): Also handle GIMPLE_PHI nodes.
369 (rewrite_cross_bb_scalar_deps_out_of_ssa): Do not call
370 rewrite_cross_bb_phi_deps.
371
4ee23fa8
SP		 3722010-07-26 Sebastian Pop <sebastian.pop@amd.com>
373
374 * graphite-sese-to-poly.c
375 (rewrite_commutative_reductions_out_of_ssa_loop): Call
376 scev_analyzable_p only on is_gimple_reg
377
378 * gcc.dg/graphite/id-25.c: New.
379
1c2a7491
SP		 3802010-07-22 Sebastian Pop <sebastian.pop@amd.com>
381
382 * graphite-sese-to-poly.c (propagate_expr_outside_region): New.
383 (rewrite_close_phi_out_of_ssa): Propagate constant values or
384 parametric expressions outside the scop region.
385 (rewrite_cross_bb_scalar_deps): Same.
386 * sese.c (rename_uses): Use NULL_TREE instead of NULL for trees.
387
388 * gcc.dg/graphite/run-id-5.c: New.
389 * gcc.dg/graphite/run-id-6.c: New.
390 * gfortran.dg/graphite/id-21.f: New.
391
320532a8
SP		 3922010-07-22 Sebastian Pop <sebastian.pop@amd.com>
393
394 * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Use
395 SSA_NAME_DEF_STMT only on SSA_NAMEs.
396
397 * gcc.dg/graphite/id-24.c: New.
398
2847388e
SP		 3992010-07-22 Sebastian Pop <sebastian.pop@amd.com>
400
401 * tree-scalar-evolution.c (instantiate_scev_name): Do not
402 instantiate default definitions.
403
ed941c41
VK		 4042010-07-20 Vladimir Kargov <kargov@gmail.com>
405
406 * graphite-scop-detection.c (is_valid_stmt_p): New.
407 (is_valid_bb_p): New.
408
f4ce375d
VK		 4092010-07-20 Vladimir Kargov <kargov@gmail.com>
410 Sebastian Pop <sebastian.pop@amd.com>
411
412 * cfgloop.c (is_loop_exit): Renamed loop_exits_to_bb_p.
413 (loop_exits_from_bb_p): New.
414 * cfgloop.h (is_loop_exit): Renamed loop_exits_to_bb_p.
415 (loop_exits_from_bb_p): Declared.
416 * graphite-scop-detection.c (scopdet_basic_block_info): Call
417 loop_exits_to_bb_p.
418
15d17127
VK		 4192010-07-20 Vladimir Kargov <kargov@gmail.com>
420
421 * refined-regions.c: Include tree-pass.h, cfgloop.h, gimple.h, and
422 tree-data-ref.h.
423 (dot_regions_1): New.
424 (dot_regions): New.
425 * refined-regions.h (dot_regions): Declared.
426 * Makefile.in (refined-regions.o): Update dependences.
427
a7d00e71
SP		 4282010-07-20 Sebastian Pop <sebastian.pop@amd.com>
429
430 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add an
431 extra parameter for the region. Call scev_analyzable_p.
432 (rewrite_reductions_out_of_ssa): Update call to
433 rewrite_close_phi_out_of_ssa.
434 (rewrite_cross_bb_phi_deps): Same.
435 (rewrite_commutative_reductions_out_of_ssa_loop): Add an extra
436 parameter for the region. Call scev_analyzable_p.
437 (rewrite_commutative_reductions_out_of_ssa): Update call to
438 rewrite_commutative_reductions_out_of_ssa_loop.
439
5df5f257
SP		 4402010-07-20 Sebastian Pop <sebastian.pop@amd.com>
441
442 * gcc.dg/tree-ssa/pr20742.c: New.
443
6f23dd91
SP		 4442010-07-15 Sebastian Pop <sebastian.pop@amd.com>
445
446 * sese.c (rename_uses): Call unshare_expr before force_gimple_operand.
447
448 * gcc.dg/graphite/id-23.c: New.
449
87b28340
SP		 4502010-07-15 Sebastian Pop <sebastian.pop@amd.com>
451
452 * graphite-sese-to-poly.c (reduction_phi_p): Do not rewrite out of
453 SSA scalar phi nodes that can be scev_analyzable_p.
454
455 * gfortran.dg/graphite/id-20.f: Adjust testcase.
456
3dd2dd57
SP		 4572010-07-15 Sebastian Pop <sebastian.pop@amd.com>
458
459 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Correctly
460 handle SSA_NAME_IS_DEFAULT_DEF.
461
a0dd1502
SP		 4622010-07-15 Sebastian Pop <sebastian.pop@amd.com>
463
464 * sese.c (rename_uses): Handl unconditionally gimple_debug statements.
465
466 * gcc.dg/graphite/pr42729.c: New.
467
8af6d9cd
SP		 4682010-07-15 Sebastian Pop <sebastian.pop@amd.com>
469
470 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Special
471 case non close-phi nodes with one argument.
472
f36fc876
SP		 4732010-07-15 Sebastian Pop <sebastian.pop@amd.com>
474
475 * sese.h (scev_analyzable_p): Scevs could be expressions without
476 chrecs and still be scev_analyzable_p.
477
57fe3c87
SP		 4782010-07-15 Sebastian Pop <sebastian.pop@amd.com>
479
480 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
481
a0d1afb3
SP		 4822010-07-15 Sebastian Pop <sebastian.pop@amd.com>
483
484 * cfgloop.c (alloc_loop): Remove initialization of loop->single_iv.
485 * cfgloop.h (struct loop): Remove single_iv field.
486 * graphite-sese-to-poly.c (graphite_loop_normal_form): Removed.
487 (scop_canonicalize_loops): Removed.
488 (scop_ivs_can_be_represented): Do not use loop->single_iv. Iterate
489 over all the loop phi nodes in loop->header.
490 (build_poly_scop): Remove use of scop_canonicalize_loops.
491
dba9acfa
SP		 4922010-07-15 Sebastian Pop <sebastian.pop@amd.com>
493
494 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Also
495 handle GIMPLE_CALL.
496
8b059232
SP		 4972010-07-15 Sebastian Pop <sebastian.pop@amd.com>
498
499 * tree-chrec.c (chrec_apply): Should only apply to the specified
500 variable. Also handle multivariate chains of recurrences that
501 satisfy evolution_function_is_affine_p. Also handle CASE_CONVERT.
502
2e286fd2
SP		 5032010-07-15 Sebastian Pop <sebastian.pop@amd.com>
504
505 * graphite-clast-to-gimple.c (debug_clast_name_index): Removed.
506 (debug_clast_name_indexes_1): Removed.
507 (debug_clast_name_indexes): Removed.
508 (pbb_to_depth_to_oldiv): Removed.
509 (build_iv_mapping): Replace the use of rename_map with iv_map.
510 (translate_clast_user): Remove uses of rename_map. Allocate and
511 free iv_map.
512 (translate_clast_for_loop): Remove uses of rename_map.
513 (translate_clast_for): Same.
514 (translate_clast_guard): Same.
515 (translate_clast): Same.
516 (gloog): Same.
517 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Removed.
518 * graphite-sese-to-poly.c (scev_analyzable_p): Moved...
519 * sese.c (set_rename): Now static.
520 (rename_variables_in_stmt): Removed.
521 (rename_uses): New.
522 (is_parameter): Removed.
523 (is_iv): Removed.
524 (expand_scalar_variables_call): Removed.
525 (expand_scalar_variables_ssa_name): Removed.
526 (expand_scalar_variables_expr): Removed.
527 (expand_scalar_variables_stmt): Removed.
528 (expand_scalar_variables): Removed.
529 (rename_variables): Removed.
530 (remove_condition): Removed.
531 (get_true_edge_from_guard_bb): Removed.
532 (get_false_edge_from_guard_bb): Removed.
533 (struct igp): Removed.
534 (default_before_guard): Removed.
535 (convert_for_phi_arg): Removed.
536 (add_guard_exit_phis): Removed.
537 (insert_guard_phis): Removed.
538 (graphite_copy_stmts_from_block): Now also uses iv_map and a
539 region. Do not copy conditions. Do not copy induction variables.
540 Call rename_uses.
541 (copy_bb_and_scalar_dependences): Allocate a local rename_map for
542 the translated statement. Use the iv_map for the induction
543 variable renaming.
544 * sese.h (copy_bb_and_scalar_dependences): Update declaration.
545 (set_rename): Removed declaration.
546 (scev_analyzable_p): ...here.
547 * tree-chrec.c (chrec_apply_map): New.
548 * tree-chrec.h (chrec_apply_map): Declared.
549
e11d25e0
SP		 5502010-07-15 Sebastian Pop <sebastian.pop@amd.com>
551
552 * graphite-clast-to-gimple.c (translate_clast_for_loop): Do not call
553 insert_loop_close_phis.
554 * sese.c (name_defined_in_loop_p): Removed.
555 (expr_defined_in_loop_p): Removed.
556 (alive_after_loop): Removed.
557 (close_phi_not_yet_inserted_p): Removed.
558 (struct alep): Removed.
559 (add_loop_exit_phis): Removed.
560 (insert_loop_close_phis): Removed.
561
61298f69
AS		 5622010-07-15 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
563
e11d25e0
SP		 564 * graphite-cloog-util.c (cloog_matrix_to_ppl_constraint): Fix flipped
565 condition.
566 * graphite-poly.c (psct_scattering_dim_for_loop_depth): Same.
61298f69 567
7ff28cc2
SP		 5682010-07-07 Sebastian Pop <sebastian.pop@amd.com>
569
570 * gfortran.dg/graphite/id-20.f: New.
571
a9c2ba8f
AS		 5722010-07-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
573
574 * graphite-cloog-util.h: Added cloog.h.
575 * graphite-blocking.c: Removed cloog.h.
576 * graphite-dependences.c: Same.
577 * graphite-interchange.c: Same.
578 * graphite-poly.c: Same.
579 * graphite-ppl.c: Same.
580 * graphite-scop-detection.c: Same.
581 * graphite-sese-to-poly.c:
582 Removed cloog.h.
583 Removed graphite-clast-to-gimple.h.
584 (check_poly_representation): Removed (unused).
585 * graphite-sese-to-poly.h
586 (check_poly_representation): Removed (unused).
587
0647324a
AS		 5882010-07-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
589
590 * Makefile.in
591 (OBJS-common): Added graphite-cloog-util.o.
592 (graphite-clast-to-gimple.o): Added graphite-cloog-util.h.
593 (graphite-cloog-util.o): New.
594 (graphite-ppl.o): Added graphite-cloog-util.h.
595 * graphite-clast-to-gimple.c:
596 Added graphite-cloog-util.h to include statements.
597 * graphite-cloog-util.c: New.
598 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.c.
599 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
600 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
601 (new_C_Polyhedron_from_Cloog_Matrix): Same.
602 (ppl_Constrain_System_number_of_constraints): Same.
603 (new_Cloog_Matrix_from_ppl_Constraint_System): Same.
604 (oppose_constraint): Same.
605 (cloog_matrix_to_ppl_constraint): Same.
606 (new_Constraint_System_from_Cloog_Matrix): Same.
607 (insert_constraint_into_matrix): Same. Declared static.
608 * graphite-cloog-util.h: New.
609 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.h.
610 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
611 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
612 (new_C_Polyhedron_from_Cloog_Matrix): Same.
613 (insert_constraint_into_matrix): Same.
614 * graphite-ppl.c:
615 Added graphite-cloog-util.h to include statements.
616 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to graphite-cloog-util.c.
617 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
618 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
619 (new_C_Polyhedron_from_Cloog_Matrix): Same.
620 (insert_constraint_into_matrix): Same.
621 (ppl_Constrain_System_number_of_constraints): Same.
622 (new_Cloog_Matrix_from_ppl_Constraint_System): Same.
623 (oppose_constraint): Same.
624 (cloog_matrix_to_ppl_constraint): Same.
625 (new_Constraint_System_from_Cloog_Matrix): Same.
626 * graphite-ppl.h:
627 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to
628 graphite-cloog-util.h.
629 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
630 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
631 (new_C_Polyhedron_from_Cloog_Matrix): Same.
632 (insert_constraint_into_matrix): Removed.
633
589ac63c
AS		 6342010-07-04 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
635
636 * graphite-clast-to-gimple.c
637 (precision_for_value): Resolve value_* calls to matching mpz_* calls.
638 (precision_for_interval): Same.
639 (gcc_type_for_interval): Same.
640 (compute_type_for_level): Same.
641 * graphite-interchange.c
642 (lst_interchange_profitable_p): Same.
643 * graphite-poly.c
644 (psct_scattering_dim_for_loop_depth): Same.
645 * graphite-ppl.c
646 (ppl_max_for_le_pointset): Same.
647 (ppl_min_for_le_pointset): Same.
648
3e40cb77
VK		 6492010-06-25 Vladimir Kargov <kargov@gmail.com>
650
651 * refined-regions.c (bb_index_compare): New.
652 (get_bbs_in_region): New.
653 (print_bbs_in_region): New.
654 (print_refined_region): Add an argument that allows to print
655 all basic blocks contained in regions.
656 (debug_refined_region): Update call to print_refined_region.
657 * refined-regions.h (print_refined_region): Update declaration.
658 (get_bbs_in_region): Declared.
659 * graphite-scop-detection.c (build_scops_new): Print the refined
660 region tree into the Grahite dump file.
661
d3e7b889
SP		 6622010-06-24 Sebastian Pop <sebastian.pop@amd.com>
663
664 * graphite-sese-to-poly.c (rewrite_degenerate_phi): New.
665 (rewrite_reductions_out_of_ssa): Call it for degenerate_phi_result.
666
aedede66
SP		 6672010-06-24 Sebastian Pop <sebastian.pop@amd.com>
668
669 * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Call
670 rewrite_close_phi_out_of_ssa.
671
672 * gcc.dg/graphite/id-22.c: New.
673
f2c51113
SP		 6742010-06-24 Sebastian Pop <sebastian.pop@amd.com>
675
676 * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Remove dead code.
677
32e68db9
SP		 6782010-06-24 Sebastian Pop <sebastian.pop@amd.com>
679
680 * graphite-clast-to-gimple.c (build_iv_mapping): Rename map with
681 rename_map.
682 * sese.c (debug_rename_map): Same.
683 (get_rename): Same.
684 (set_rename): Same.
685 (rename_variables_in_stmt): Same.
686 (expand_scalar_variables_call): Same.
687 (expand_scalar_variables_ssa_name): Same.
688 (expand_scalar_variables_expr): Same.
689 (expand_scalar_variables_stmt): Same.
690 (expand_scalar_variables): Same.
691 (rename_variables): Same.
692 (graphite_copy_stmts_from_block): Same.
693 (copy_bb_and_scalar_dependences): Same.
694
8b164754
SP		 6952010-06-24 Sebastian Pop <sebastian.pop@amd.com>
696
697 * graphite-clast-to-gimple.c (copy_renames): Removed.
698 (translate_clast_for): Do not call copy_renames.
699 (translate_clast_guard): Same.
700
9773d730
SP		 7012010-06-23 Sebastian Pop <sebastian.pop@amd.com>
702
703 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Moved up.
704 (rewrite_cross_bb_phi_deps): Split out of rewrite_cross_bb_scalar_deps.
705 (rewrite_cross_bb_scalar_deps_out_of_ssa): Run rewrite_cross_bb_phi_deps
706 before rewrite_cross_bb_scalar_deps.
707
cc588970
SP		 7082010-06-23 Sebastian Pop <sebastian.pop@amd.com>
709
710 * graphite-sese-to-poly.c (rewrite_commutative_reductions_out_of_ssa):
711 Early return in when flag_associative_math is not set.
712
3d125479
SP		 7132010-06-23 Sebastian Pop <sebastian.pop@amd.com>
714
715 * gcc.dg/graphite/run-id-2.c: Call abort.
716
4aa9a167
SP		 7172010-06-23 Sebastian Pop <sebastian.pop@amd.com>
718
719 * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Always insert out
720 of SSA copies on edges except for loop->latch.
721
ee646fc6
SP		 7222010-06-23 Sebastian Pop <sebastian.pop@amd.com>
723
724 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps_out_of_ssa):
725 Split out of rewrite_reductions_out_of_ssa.
726 * graphite-sese-to-poly.h (rewrite_cross_bb_scalar_deps_out_of_ssa):
727 Declared.
728 * graphite.c (graphite_transform_loops): Call it.
729
6a7441f5
SP		 7302010-06-23 Sebastian Pop <sebastian.pop@amd.com>
731
732 * graphite.c (graphite_transform_loops): Add two more dbg_cnt calls.
733
d4332d00
SP		 7342010-06-15 Sebastian Pop <sebastian.pop@amd.com>
735
736 * passes.c (init_optimization_passes): Add pass_graphite.
737 Schedule a pass_copy_prop before pass_graphite_transforms.
738 * timevar.def (TV_GRAPHITE): Declared.
739 * tree-pass.h (pass_graphite): Declared.
740 * tree-ssa-loop.c (pass_graphite): New.
741
742 * gcc.dg/graphite/id-20.c: New.
743
14d0e129
SP		 7442010-06-12 Sebastian Pop <sebastian.pop@amd.com>
745
746 * graphite-clast-to-gimple.c (gloog): Do not pass scops in parameter.
747 Remove calls to rename_nb_iterations and rename_sese_parameters.
748 * graphite-clast-to-gimple.h (gloog): Update declaration.
749 * graphite.c (graphite_transform_loops): Update call to gloog.
750 * sese.c (rename_variables_in_expr): Removed.
751 (rename_nb_iterations): Removed.
752 (rename_sese_parameters): Removed.
753 * sese.h (rename_nb_iterations): Removed.
754 (rename_sese_parameters): Removed.
755
d1ba0721
SP		 7562010-06-12 Sebastian Pop <sebastian.pop@amd.com>
757
758 * graphite-clast-to-gimple.c (gloog): Remove call to
759 sese_adjust_liveout_phis.
760 * graphite-sese-to-poly.c (scev_analyzable_p): When scev returns an
761 SSA_NAME, allow it to be handled by rewrite_cross_bb_scalar_deps.
762 (rewrite_cross_bb_scalar_deps): Handle GIMPLE_PHI nodes: call
763 rewrite_phi_out_of_ssa.
764 * sese.c (get_vdef_before_sese): Removed.
765 (sese_adjust_vphi): Removed.
766 (sese_adjust_liveout_phis): Removed.
767 * sese.h (sese_adjust_liveout_phis): Removed.
768
5fed5769
SP		 7692010-06-12 Sebastian Pop <sebastian.pop@amd.com>
770
771 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Pass an extra
772 argument for the place after which to insert the out of SSA copy.
773 (rewrite_close_phi_out_of_ssa): Update calls to insert_out_of_ssa_copy.
774 (rewrite_phi_out_of_ssa): Same.
775 (rewrite_cross_bb_scalar_deps): Same.
776 (insert_copyout): Removed.
777 (insert_copyin): Removed.
778 (translate_scalar_reduction_to_array): Call insert_out_of_ssa_copy and
779 insert_out_of_ssa_copy_on_edge instead of insert_copyout and
780 insert_copyin.
781
3a7086cc
SP		 7822010-06-12 Sebastian Pop <sebastian.pop@amd.com>
783
784 * graphite-sese-to-poly.c (build_scop_bbs): Not static anymore.
785 (rewrite_reductions_out_of_ssa): Same.
786 (rewrite_commutative_reductions_out_of_ssa): Same.
787 (build_poly_scop): Do not call these functions.
788 * graphite-sese-to-poly.h (build_poly_scop): Declared.
789 (rewrite_reductions_out_of_ssa): Declared.
790 (rewrite_commutative_reductions_out_of_ssa): Declared.
791 * graphite.c (graphite_transform_loops): Call on every scop
792 rewrite_commutative_reductions_out_of_ssa before calling
793 rewrite_reductions_out_of_ssa and build_scop_bbs.
794
61ca46ce
SP		 7952010-06-12 Sebastian Pop <sebastian.pop@amd.com>
796
797 * graphite-dependences.c (dot_deps): Make system call to dotty run
798 in background.
799 (dot_deps_stmt): Same.
800 * graphite-poly.c (dot_lst): Same.
801
f5f50480
SP		 8022010-06-11 Sebastian Pop <sebastian.pop@amd.com>
803
804 * graphite-clast-to-gimple.c (gcc_type_for_interval): Do not pass
805 old_type in parameter.
806 (gcc_type_for_value): Update call to gcc_type_for_interval.
807 (compute_type_for_level_1): Renamed compute_type_for_level.
808 Update call to gcc_type_for_interval.
809
081970eb
SP		 8102010-06-09 Sebastian Pop <sebastian.pop@amd.com>
811
812 * tree-scalar-evolution.c (instantiate_scev_name): Do not fail
813 the scev analysis when the variable is not used outside the loop
814 in a close phi node: call compute_overall_effect_of_inner_loop.
815
bb17c851
SP		 8162010-06-09 Sebastian Pop <sebastian.pop@amd.com>
817
818 * graphite-sese-to-poly.c (single_pred_cond): Renamed
819 single_pred_cond_non_loop_exit. Return NULL for loop exit edges.
820 (build_sese_conditions_before): Renamed call to single_pred_cond.
821 (build_sese_conditions_after): Same.
822
86e40af7
SP		 8232010-06-09 Sebastian Pop <sebastian.pop@amd.com>
824
825 * graphite-poly.h: Fix comments and indentation.
826 * graphite-sese-to-poly.c: Same.
827 (build_sese_conditions_before): Compute stmt and gbb only when needed.
828 * tree-chrec.c: Fix comments and indentation.
829 (tree-ssa-loop-niter.c): Same.
830
5599dea7
TG		 8312010-06-08 Tobias Grosser <grosser@fim.uni-passau.de>
832
833 * refined-regions.c (create_region): Only initialize the region.
834 (find_regions_with_entry): Initialize parent relation and bbmap
835 correctly.
836 (build_regions_tree): Set outermost_region to region instead of
837 topmost_region.
838 (calculate_region_tree): Remove unneeded parameters.
839
2a6909ec
TG		 8402010-06-02 Tobias Grosser <grosser@fim.uni-passau.de>
841
842 * graphite-scop-detection.c (is_scop_p): New.
843 (build_scops_new): New. A skeleton for the new scop detection.
844 (build_scops_old): Renamed from build_scops.
845 (build_scops): New version. Call the new and the old scop
846 detection.
847
25c57e83
TG		 8482010-05-27 Tobias Grosser <grosser@fim.uni-passau.de>
849 Antoniu Pop <antoniu.pop@gmail.com>
850
851 * Makefile.in (OBJS-common): Add refined-regions.o.
852 (refined-regions.o): New.
853 (graphite-scop-detection.o): Use refined-regions.h.
854 * graphite-scop-detection.c: Include refined-regions.h
855 (build_scops): Also build the refined region tree.
856 * refined-regions.c: New. Adds an algorithm to detect refined
857 regions.
858 (print_refined_region): New.
859 (debug_refined_region): New.
860 (refined_region_contains_bb_p): New.
861 (refined_region_contains_region_p): New.
862 (is_common_df): New.
863 (struct find_regions_global_data): New.
864 (is_region): New.
865 (typedef struct bb_bb_def): New.
866 (new_bb_bb_def): New.
867 (bb_bb_map_hash): New.
868 (eq_bb_bb_map): New.
869 (find_new_bb): New.
870 (bb_reg_def): New.
871 (new_bb_reg_def): New.
872 (bb_reg_map_hash): New.
873 (eq_bb_reg_map): New.
874 (find_new_region): New.
875 (insert_new_reg): New.
876 (insert_new_bb): New.
877 (insert_shortcut): New.
878 (get_next_postdom): New.
879 (create_region): New.
880 (find_regions_with_entry): New.
881 (find_regions_adc): New.
882 (find_regions): New.
883 (get_topmost_parent): New.
884 (build_regions_tree): New.
885 (calculate_region_tree): New.
886 (free_region_tree): New.
887 * refined-regions.h: New.
888 (struct refined_region): New.
889 (calculate_region_tree): New.
890 (free_region_tree): New.
891 (refined_region_contains_bb_p): New.
892 (refined_region_contains_region_p): New.
893 (print_refined_region): New.
894 (debug_refined_region): New.
895
8c131b3b
SP		 8962010-05-26 Sebastian Pop <sebastian.pop@amd.com>
897
898 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
899 size_one_node.
900
d91949fa
SP		 9012010-05-07 Sebastian Pop <sebastian.pop@amd.com>
902
903 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Fix
904 type of integer_one_node for fold_build of POINTER_PLUS_EXPR.
905
159e4616
SP		 9062010-05-07 Sebastian Pop <sebastian.pop@amd.com>
907
908 * graphite-sese-to-poly.c (loop_entry_phi_arg): Renamed
909 phi_arg_in_outermost_loop.
910 (remove_simple_copy_phi): Call phi_arg_in_outermost_loop.
911 (remove_invariant_phi): Same.
912
e262fdda
AS		 9132010-04-12 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
914
915 * graphite-blocking.c
916 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
917 * graphite-clast-to-gimple.c
918 (clast_to_gcc_expression): Same.
919 (precision_for_value): Same.
920 (precision_for_interval): Same.
921 (gcc_type_for_interval): Same.
922 (graphite_create_new_guard): Same.
923 (compute_bounds_for_level): Same.
924 (graphite_create_new_loop_guard): Same.
925 * graphite-interchange.c
926 (build_linearized_memory_access): Same.
927 (pdr_stride_in_loop): Same.
928 (memory_strides_in_loop_1): Same.
929 (memory_strides_in_loop): Same.
930 (extend_scattering): Same.
931 (psct_scattering_dim_for_loop_depth): Same.
932 (pbb_number_of_iterations): Same.
933 * graphite-poly.h
934 (debug_iteration_domains): Same.
935 * graphite-ppl.c
936 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
937 (ppl_set_inhomogeneous_gmp): Same.
938 (ppl_strip_loop): Same.
939 (ppl_lexico_compare_linear_expressions): Same.
940 (ppl_read_polyhedron_matrix): Same.
941 (ppl_max_for_le_pointset): Same.
942 * graphite-ppl.h
943 (ppl_read_polyhedron_matrix): Same.
944 (tree_int_to_gmp): Same.
945 (gmp_cst_to_tree): Same.
946 (ppl_set_inhomogeneous): Same.
947 (ppl_set_inhomogeneous_tree): Same.
948 (ppl_set_coef): Same.
949 (ppl_set_coef_tree): Same.
950 * graphite-sese-to-poly.c
951 (build_pbb_scattering_polyhedrons): Same.
952 (build_scop_scattering): Same.
953 (scan_tree_for_params_right_scev): Same.
954 (scan_tree_for_params): Same.
955 (find_params_in_bb): Same.
956 (find_scop_parameters): Same.
957 (add_upper_bounds_from_estimated_nit): Same.
958 (build_loop_iteration_domains): Same.
959 (add_condition_to_domain): Same.
960 (pdr_add_memory_accesses): Same.
961
a0bb35c7
AS		 9622010-04-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
963
aa91c4cc 964 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
a0bb35c7
AS		 965 CLooG's value_* macros to their respective mpz_* counterparts.
966 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
967 (graphite_create_new_loop_guard): Same.
968 * graphite-interchange.c (build_linearized_memory_access): Same.
969 (pdr_stride_in_loop): Same.
970 (memory_strides_in_loop_1): Same.
971 (1st_interchange_profitable_p): Same.
972 * graphite-poly.c (extend_scattering): Same.
973 (psct_scattering_dim_for_loop_depth): Same.
974 (pbb_number_of_iterations): Same.
975 (pbb_number_of_iterations_at_time): Same.
976 * graphite-poly.h (new_1st_loop): Same.
977 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
978 (oppose_constraint): Same.
979 (insert_constraint_into_matrix): Same.
980 (ppl_set_inhomogeneous_gmp): Same.
981 (ppl_set_coef_gmp): Same.
982 (ppl_strip_loop): Same.
983 (ppl_lexico_compare_linear_expressions): Same.
984 (ppl_max_for_le_pointset): Same.
985 (ppl_min_for_le_pointset): Same.
986 (ppl_build_realtion): Same.
987 * graphite-ppl.h (gmp_cst_to_tree): Same.
988 (ppl_set_inhomogeneous): Same.
989 (ppl_set_inhomogeneous_tree): Same.
990 (ppl_set_coef): Same.
991 (ppl_set_coef_tree): Same.
992 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
993 (build_scop_scattering): Same.
994 (add_value_to_dim): Same.
995 (scan_tree_for_params_right_scev): Same.
996 (scan_tree_for_params_int): Same.
997 (scan_tree_for_params): Same.
998 (find_params_in_bb): Same.
999 (find_scop_parameters): Same.
1000 (add_upper_bounds_from_estimated_nit): Same.
1001 (build_loop_iteration_domains): Same.
1002 (create_linear_expr_from_tree): Same.
1003 (add_condition_to_domain): Same.
1004 (pdr_add_memory_accesses): Same.
1005
b8132a7d
SP		 10062010-04-05 Sebastian Pop <sebastian.pop@amd.com>
1007
1008 PR middle-end/43519
1009 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1010 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
1011 When converting an unsigned type to signed, double its precision.
1012 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1013 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1014 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
1015
10162010-04-05 Sebastian Pop <sebastian.pop@amd.com>
1017
1018 PR middle-end/43519
1019 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1020 build_nonstandard_integer_type.
1021 (gcc_type_for_interval): Same.
1022
10232010-04-05 Sebastian Pop <sebastian.pop@amd.com>
dbe0d652
SP		 1024
1025 PR middle-end/43519
1026 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1027 POINTER_PLUS_EXPR for pointer types.
1028
1029 * gcc.dg/graphite/id-19.c: New.
1030
bd32f344
SP		 10312010-04-04 Sebastian Pop <sebastian.pop@amd.com>
1032
1033 PR middle-end/43519
1034 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1035 * graphite-clast-to-gimple.c: Include langhooks.h.
1036 (max_signed_precision_type): New.
1037 (max_precision_type): Takes two types as arguments.
1038 (precision_for_value): New.
1039 (precision_for_interval): New.
1040 (gcc_type_for_interval): New.
1041 (gcc_type_for_value): New.
1042 (gcc_type_for_clast_term): New.
1043 (gcc_type_for_clast_red): New.
1044 (gcc_type_for_clast_bin): New.
1045 (gcc_type_for_clast_expr): Split up into several functions.
1046 (gcc_type_for_clast_eq): Rewritten.
1047 (compute_bounds_for_level): New.
1048 (compute_type_for_level_1): New.
1049 (compute_type_for_level): New.
1050 (gcc_type_for_cloog_iv): Removed.
1051 (gcc_type_for_iv_of_clast_loop): Rewritten.
1052 (graphite_create_new_loop): Compute the lower and upper bound types
1053 with gcc_type_for_clast_expr.
1054 (graphite_create_new_loop_guard): Same.
1055 (find_cloog_iv_in_expr): Removed.
1056 (compute_cloog_iv_types_1): Removed.
1057 (compute_cloog_iv_types): Removed.
1058 (gloog): Do not call compute_cloog_iv_types.
1059 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1060 GBB_CLOOG_IV_TYPES.
1061 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1062 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1063 (GBB_CLOOG_IV_TYPES): Removed.
1064
1065 * gcc.dg/graphite/run-id-pr42644.c: Call abort.
1066
79d03cf8
SP		 10672010-04-02 Sebastian Pop <sebastian.pop@amd.com>
1068
1069 Reverted this commit: as at this point the loop closed SSA form
1070 is under a canonical form respecting the single argument condition.
1071 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Loop
1072 close phi nodes may have more than one argument.
1073
10742010-04-01 Sebastian Pop <sebastian.pop@amd.com>
1075
1076 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1077 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1078 (detect_commutative_reduction): Same.
1079
10802010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1081
1082 * graphite-sese-to-poly.c (scalar_close_phi_node_p): Loop
1083 close phi nodes may have more than one argument.
1084
3cbf7085
RG		 10852010-03-30 Richard Guenther <rguenther@suse.de>
1086 Zdenek Dvorak <ook@ucw.cz>
1087 Sebastian Pop <sebastian.pop@amd.com>
1088
1089 PR middle-end/43464
1090 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1091 with multiple arguments.
1092 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1093
40bf935e
SP		 10942010-03-23 Sebastian Pop <sebastian.pop@amd.com>
1095
1096 * graphite-dependences.c (print_pddr): Call print_pdr with an
1097 extra argument.
1098 * graphite-poly.c (debug_pdr): Add an extra argument for the
1099 verbosity level.
1100 (print_pdr): Same.
1101 (print_pbb_domain): Same.
1102 (print_pbb): Same.
1103 (print_scop_context): Same.
1104 (print_scop): Same.
1105 (print_cloog): Same.
1106 (debug_pbb_domain): Same.
1107 (debug_pbb): Same.
1108 (print_pdrs): Same.
1109 (debug_pdrs): Same.
1110 (debug_scop_context): Same.
1111 (debug_scop): Same.
1112 (debug_cloog): Same.
1113 (print_scop_params): Same.
1114 (debug_scop_params): Same.
1115 (print_iteration_domain): Same.
1116 (print_iteration_domains): Same.
1117 (debug_iteration_domain): Same.
1118 (debug_iteration_domains): Same.
1119 (print_scattering_function): Same.
1120 (print_scattering_functions): Same.
1121 (debug_scattering_function): Same.
1122 (debug_scattering_functions): Same.
1123 * graphite-poly.h (debug_pdr): Update declaration.
1124 (print_pdr): Same.
1125 (print_pbb_domain): Same.
1126 (print_pbb): Same.
1127 (print_scop_context): Same.
1128 (print_scop): Same.
1129 (print_cloog): Same.
1130 (debug_pbb_domain): Same.
1131 (debug_pbb): Same.
1132 (print_pdrs): Same.
1133 (debug_pdrs): Same.
1134 (debug_scop_context): Same.
1135 (debug_scop): Same.
1136 (debug_cloog): Same.
1137 (print_scop_params): Same.
1138 (debug_scop_params): Same.
1139 (print_iteration_domain): Same.
1140 (print_iteration_domains): Same.
1141 (debug_iteration_domain): Same.
1142 (debug_iteration_domains): Same.
1143 (print_scattering_function): Same.
1144 (print_scattering_functions): Same.
1145 (debug_scattering_function): Same.
1146 (debug_scattering_functions): Same.
1147
730a9846
SP		 11482010-03-23 Sebastian Pop <sebastian.pop@amd.com>
1149
1150 * graphite-poly.c (print_scattering_function_1): New.
1151 (print_scattering_function): Call it.
1152 (print_scop_params): Remove spaces at the end of lines.
1153 (print_cloog): New.
1154 (debug_cloog): New.
1155 * graphite-poly.h (print_cloog): Declared.
1156 (debug_cloog): Declared.
1157
9c0c34c2
SP		 11582010-03-23 Sebastian Pop <sebastian.pop@amd.com>
1159
1160 * tree-ssa-copy.c: Revert this previous change:
1161 (init_copy_prop): Loop closed phi nodes cancontain more than one
1162 argument.
1163 (execute_copy_prop): Revert the previous change: do not call
1164 rewrite_into_loop_closed_ssa.
1165
11662010-03-21 Sebastian Pop <sebastian.pop@amd.com>
1167 Richard Guenther <rguenther@suse.de>
1168
1169 PR middle-end/43464
1170 * tree-ssa-copy.c (init_copy_prop): Loop closed phi nodes can
1171 contain more than one argument.
1172 (execute_copy_prop): Revert the previous change: do not call
1173 rewrite_into_loop_closed_ssa.
1174
1175 * gcc.dg/graphite/id-pr43464.c: Remove compile warning.
1176 * gcc.dg/graphite/id-pr43464-1.c: New.
1177
11782010-03-21 Sebastian Pop <sebastian.pop@amd.com>
1179
1180 PR middle-end/43464
1181 * tree-ssa-copy.c (execute_copy_prop): Call rewrite_into_loop_closed_ssa
1182 and verify_loop_closed_ssa when copy prop is executed in the LNO.
1183
1184 * gcc.dg/graphite/id-pr43464.c: New.
1185
c80a5403
SP		 11862010-03-16 Sebastian Pop <sebastian.pop@amd.com>
1187
1188 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1189 in loop->header.
1190 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1191 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1192 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1193 to switch between adding the IV bump in loop->latch or in loop->header.
1194
caaf41d0
SP		 11952010-03-16 Sebastian Pop <sebastian.pop@amd.com>
1196
1197 * passes.c (init_optimization_passes): Add pass_copy_prop
1198 after Graphite.
1199
03922af3
SP		 12002010-03-16 Sebastian Pop <sebastian.pop@amd.com>
1201
1202 * graphite-poly.c (print_scattering_function): Pretty print following
1203 the scoplib format.
1204 (print_pdr): Same.
1205 (print_pbb_domain): Same.
1206 (dump_gbb_cases): Same.
1207 (dump_gbb_conditions): Same.
1208 (print_pdrs): Same.
1209 (print_pbb): Same.
1210 (print_scop_params): Same.
1211 (print_scop_context): Same.
1212 (print_scop): Same.
1213 (print_pbb_body): New.
1214 (lst_indent_to): New.
1215 (print_lst): Start new lines with a #.
1216 * graphite-poly.h (pbb_bb): New.
1217 (pbb_index): Use pbb_bb.
1218 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1219 disjuncts.
1220 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1221
7da9e6ed
SP		 12222010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1223
1224 PR middle-end/43351
1225 * gcc.dg/graphite/id-pr43351.c
1226
6492b694
SP		 12272010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1228
1229 PR middle-end/43354
1230 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1231 call insert_out_of_ssa_copy for default definitions.
1232 * gfortran.dg/graphite/id-pr43354.f: New.
1233
12342010-03-13 Sebastian Pop <sebastian.pop@amd.com>
113081e4
SP		 1235
1236 PR middle-end/43349
1237 * gfortran.dg/graphite/pr43349.f: New.
1238
248081bc
SP		 12392010-03-11 Sebastian Pop <sebastian.pop@amd.com>
1240
1241 * graphite-clast-to-gimple.c (my_long_long): Defined.
1242 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1243 * graphite-sese-to-poly.c (my_long_long): Defined.
1244 (scop_ivs_can_be_represented): Use it.
1245
d97c90ae
SP		 12462010-03-10 Sebastian Pop <sebastian.pop@amd.com>
1247
1248 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1249 graphite-max-bbs-per-function, and loop-block-tile-size.
1250 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1251 with "maximum".
1252 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1253
a5a59b11
SP		 12542010-03-10 Sebastian Pop <sebastian.pop@amd.com>
1255
1256 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1257 forward declaration.
1258 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1259 (add_upper_bounds_from_estimated_nit): New.
1260 (build_loop_iteration_domains): Use it.
1261
9d198913
SP		 12622010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1263
1264 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1265
1f380314
SP		 12662010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1267
1268 PR middle-end/43306
1269 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1270 should be an INTEGER_CST. Also handle CASE_CONVERT.
1271 * gcc.dg/graphite/pr43306.c: New.
1272
b6bb0094
SP		 12732010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1274
1275 * graphite.c (graphite_initialize): To bound the number of bbs per
1276 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1277 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1278 * doc/invoke.texi: Document it.
1279
e84aaa33
SP		 12802010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1281
1282 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1283 * graphite-sese-to-poly.h (build_poly_scop): Same.
1284
4e7dd376
SP		 12852010-03-09 Sebastian Pop <sebastian.pop@amd.com>
1286
1287 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1288 the number of parameters in the scop. Use as an upper bound
1289 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1290 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1291 * doc/invoke.texi: Document it.
1292
697f511d
SP		 12932010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1294
1295 * graphite-sese-to-poly.c (add_param_constraints): Use
1296 lower_bound_in_type and upper_bound_in_type.
1297
456cc718
SP		 12982010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1299
1300 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1301 instead of unsigned_type_node.
1302
3640d64c
SP		 13032010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1304 Reza Yazdani <reza.yazdani@amd.com>
1305
1306 PR middle-end/43065
1307 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1308 on pointer type parameters.
1309
1310 * gcc.dg/graphite/run-id-4.c: New.
1311
13122010-03-05 Sebastian Pop <sebastian.pop@amd.com>
b75d95c9
SP		 1313
1314 PR middle-end/43065
1315 * gcc.dg/graphite/run-id-3.c: New.
1316
73102986
TG		 13172010-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
1318 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1319
1320 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1321 handle conversions from pointer to integers.
1322 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1323 induction variable, to be able to work with code generated by CLooG.
1324 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1325 (build_poly_scop): Bail out if we cannot codegen a loop.
1326
e3f81db1
TG		 13272010-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
1328
1329 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1330 code generation with gloog_error.
1331
c7631a71
SP		 13322010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1333
1334 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1335 Call fold_convert on all the returned values.
1336 (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
1337 the type of the resulting expression.
1338
b0602cc8
SP		 13392010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1340
1341 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1342 ppl_min_for_le_pointset. Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1343 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1344
b188bb7c
SP		 13452010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1346
1347 * graphite-dependences.c (map_into_dep_poly): Removed.
1348 (dependence_polyhedron_1): Use combine_context_id_scat.
1349
aa52513e
SP		 13502010-03-04 Sebastian Pop <sebastian.pop@amd.com>
1351
1352 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1353 (struct poly_bb): Same.
1354 (combine_context_id_scat): New.
1355
392c0ce1
SP		 13562010-03-02 Sebastian Pop <sebastian.pop@amd.com>
1357
1358 PR middle-end/42326
1359 * sese.c (name_defined_in_loop_p): Return false for default
1360 definitions.
1361
1362 * gcc.dg/graphite/pr42326.c: New.
1363
bd7742f8
SP		 13642010-02-23 Sebastian Pop <sebastian.pop@amd.com>
1365
1366 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1367 and clean up the logic.
1368
733ff09d
SP		 13692010-02-23 Sebastian Pop <sebastian.pop@amd.com>
1370
1371 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1372 early return.
1373
4caa8e21
SP		 13742010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1375
1376 PR middle-end/43083
1377 * graphite-scop-detection.c (create_single_exit_edge): Move
1378 the call to find_single_exit_edge to....
1379 (create_sese_edges): ...here. Don't handle multiple edges
1380 exiting the function.
1381 (build_graphite_scops): Don't handle multiple edges
1382 exiting the function.
1383
1384 * gcc.dg/graphite/pr43083.c: New.
1385
c3382979
SP		 13862010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1387
b8df8b8b 1388 PR middle-end/43097
c3382979
SP		 1389 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1390 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1391
1392 * gfortran.dg/graphite/pr43097.f: New.
1393
13cd10a2
SP		 13942010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1395 Manuel López-Ibáñez <manu@gcc.gnu.org>
1396
1397 PR middle-end/43140
1398 * g++.dg/graphite/pr41305.C: Add -Wno-conversion-null.
1399
14002010-02-22 Sebastian Pop <sebastian.pop@amd.com>
143b72a9
SP		 1401
1402 PR middle-end/43026
1403 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1404
1405 * g++.dg/graphite/pr43026.C: New.
1406
4e722673
SP		 14072010-02-13 Tobias Grosser <grosser@fim.uni-passau.de>
1408
1409 * Merge from mainline (154736:156693).
1410
c2814aab
SP		 14112010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1412
1413 PR middle-end/43012
1414 * gcc.dg/graphite/pr43012.c: New.
be1c3b28 1415
c2814aab 14162010-02-10 Sebastian Pop <sebastian.pop@amd.com>
be1c3b28 1417
c2814aab 1418 * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
be1c3b28
SP		 14192010-02-10 Sebastian Pop <sebastian.pop@amd.com>
1420
1421 * g++.dg/graphite/pr42930.C: New.
1422
141ecc24 14232010-02-10 Sebastian Pop <sebastian.pop@amd.com>
c4c4983e
SP		 1424
1425 PR middle-end/42930
1426 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1427 graphite_can_represent_init for MULT_EXPR.
1428
141ecc24 14292010-02-10 Sebastian Pop <sebastian.pop@amd.com>
a4681954
SP		 1430
1431 PR middle-end/42914
1432 PR middle-end/42530
1433 * graphite-sese-to-poly.c (remove_phi): New.
1434 (translate_scalar_reduction_to_array): Call remove_phi.
1435
1436 * gcc.dg/graphite/pr42530.c: New.
1437 * gcc.dg/graphite/pr42914.c: New.
1438
141ecc24 14392010-02-10 Sebastian Pop <sebastian.pop@amd.com>
a1954f72
SP		 1440
1441 PR middle-end/42771
1442 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1443 * graphite-clast-to-gimple.h (gloog): Update declaration.
1444 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1445 * graphite-poly.h (struct poly_bb): Add missing comments.
1446 (struct scop): Add poly_scop_p field.
1447 (POLY_SCOP_P): New.
1448 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1449 * graphite.c (graphite_transform_loops): Build the polyhedral
1450 representation for each scop before code generation.
1451 * sese.c (rename_variables_in_operand): Removed.
1452 (rename_variables_in_expr): Return the renamed expression.
1453 (rename_sese_parameters): New.
1454 * sese.h (rename_sese_parameters): Declared.
1455
1456 * gcc.dg/graphite/pr42771.c: New.
1457
0be957dc
SP		 14582010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1459
1460 * gcc.dg/graphite/block-0.c: Call abort for runtime test. Always
1461 return 0 from main.
1462 * gcc.dg/graphite/block-1.c: Same.
1463 * gcc.dg/graphite/block-3.c: Same.
1464 * gcc.dg/graphite/block-4.c: Same.
1465 * gcc.dg/graphite/block-5.c: Same.
1466 * gcc.dg/graphite/block-6.c: Same.
1467 * gcc.dg/graphite/block-7.c: Same.
1468 * gcc.dg/graphite/interchange-0.c: Same.
1469 * gcc.dg/graphite/interchange-1.c: Same.
1470 * gcc.dg/graphite/interchange-10.c: Same.
1471 * gcc.dg/graphite/interchange-11.c: Same.
1472 * gcc.dg/graphite/interchange-12.c: Same.
1473 * gcc.dg/graphite/interchange-2.c: Same.
1474 * gcc.dg/graphite/interchange-3.c: Same.
1475 * gcc.dg/graphite/interchange-4.c: Same.
1476 * gcc.dg/graphite/interchange-5.c: Same.
1477 * gcc.dg/graphite/interchange-6.c: Same.
1478 * gcc.dg/graphite/interchange-7.c: Same.
1479 * gcc.dg/graphite/interchange-8.c: Same.
1480 * gcc.dg/graphite/interchange-9.c: Same.
1481 * gcc.dg/graphite/interchange-mvt.c: Same.
1482
4d48441c
SP		 14832010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1484
1485 * gfortran.dg/graphite/id-19.f: New.
1486 * gfortran.dg/graphite/pr14741.f90: New.
1487 * gfortran.dg/graphite/pr41924.f90: New.
1488 * gfortran.dg/graphite/run-id-2.f90: New.
1489
8d2220b2
SP		 14902010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1491
1492 PR middle-end/42988
1493 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1494 to unknown_dependence.
1495 (graphite_legal_transform_dr): Handle the unknown_dependence.
1496 (graphite_carried_dependence_level_k): Same.
1497
45489e99
SP		 14982010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1499
1500 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1501
28f9f145
SP		 15022010-02-05 Sebastian Pop <sebastian.pop@amd.com>
1503 Konrad Trifunovic <konrad.trifunovic@inria.fr>
1504
1505 PR middle-end/42637
1506 * graphite-dependences.c (build_lexicographical_constraint): Return
1507 a union of dependence polyhedra.
1508 (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
1509
45489e99
SP		 1510 * gcc.dg/graphite/block-0.c: Enable runtime check. XFAILed.
1511 * gcc.dg/graphite/block-4.c: Same.
1512 * gcc.dg/graphite/block-7.c: Same.
1513 * gcc.dg/graphite/interchange-12.c: Same.
1514 * gcc.dg/graphite/interchange-mvt.c: Same.
1515 * gfortran.dg/graphite/interchange-1.f: XFAILed.
1516 * gfortran.dg/graphite/interchange-3.f90: XFAILed.
1517 * gfortran.dg/graphite/run-id-1.f: New testcase for PR42637.
28f9f145 1518
4d0bf08b
SP		 15192010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1520
45489e99 1521 * gcc.dg/graphite/interchange-12.c: Return 0 to avoid
4d0bf08b
SP		 1522 the execution check to FAIL. This testcase is miscompiled by Graphite
1523 and the check should be re-enabled.
45489e99
SP		 1524 * gcc.dg/graphite/interchange-mvt.c: Same.
1525 * gcc.dg/graphite/block-0.c: Same.
1526 * gcc.dg/graphite/block-4.c: Same.
1527 * gcc.dg/graphite/block-7.c: Same.
4d0bf08b 1528
54cf8879
SP		 15292010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1530
45489e99
SP		 1531 * gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.
1532 * gcc.dg/graphite/scop-0.c: Fix spaces.
1533 * gfortran.dg/graphite/block-1.f90: Rewrite expected output.
1534 * gfortran.dg/graphite/block-2.f: Same.
1535 * gfortran.dg/graphite/block-3.f90: Same.
1536 * gfortran.dg/graphite/block-4.f90: Same.
1537 * gfortran.dg/graphite/interchange-1.f: Un-XFAILed.
1538 * gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.
54cf8879 1539
b5eb099f
SP		 15402010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1541
1542 * graphite-dependences.c (new_poly_ddr): Initialize PDDR_KIND and
1543 PDDR_ORIGINAL_SCATTERING_P.
1544 (pddr_is_empty): Rewritten.
1545 (print_dependence_polyhedron_layout): New.
1546 (print_pddr): New.
1547 (debug_pddr): New.
1548 (build_alias_set_powerset): Moved up.
1549 (poly_drs_may_alias_p): Moved up.
1550 (lexicographically_gt_p): Removed.
1551 (build_lexicographically_gt_constraint): Renamed
1552 build_lexicographical_constraint, reimplemented.
1553 (dependence_polyhedron_1): Simplified parameters.
1554 (dependence_polyhedron): Same. Keep along empty PDDRs
1555 to make efficient use of the cache.
1556 (reduction_dr_p): Compute the PBBs don't pass them as parameters.
1557 (graphite_legal_transform_dr): Rewritten.
1558 (graphite_legal_transform_bb): Pass fewer arguments to
1559 graphite_legal_transform_dr.
1560 (graphite_carried_dependence_level_k): Simplified implementation.
1561 (dot_original_deps_stmt_1): Call dependence_polyhedron.
1562 (dot_transformed_deps_stmt_1): Same.
1563 (dot_original_deps): Same.
1564 (dot_transformed_deps): Same.
1565 * graphite-dependences.h (struct poly_ddr): Added a new field
1566 original_scattering_p.
1567 (PDDR_ORIGINAL_SCATTERING_P): New.
1568 (print_pddr): Declared.
1569 (debug_pddr): Declared.
1570 * graphite-ppl.c: Clarify comment.
1571 * sese.h (print_gimple_bb): Removed unused declaration.
1572 (debug_gbb): Same.
1573
64630e61
SP		 15742010-02-03 Sebastian Pop <sebastian.pop@amd.com>
1575
45489e99
SP		 1576 * g++.dg/graphite/graphite.exp: Rewritten.
1577 * gcc.dg/graphite/graphite.exp: Rewritten.
1578 * gfortran.dg/graphite/graphite.exp: Rewritten.
1579 * gcc.dg/graphite/block-0.c: Added runtime test.
1580 * gcc.dg/graphite/block-1.c: Same.
1581 * gcc.dg/graphite/block-3.c: Same.
1582 * gcc.dg/graphite/block-4.c: Same.
1583 * gcc.dg/graphite/block-5.c: Same.
1584 * gcc.dg/graphite/block-6.c: Same.
1585 * gcc.dg/graphite/block-7.c: Same.
1586 * gcc.dg/graphite/interchange-0.c: Same.
1587 * gcc.dg/graphite/interchange-1.c: Same.
1588 * gcc.dg/graphite/interchange-10.c: Same.
1589 * gcc.dg/graphite/interchange-11.c: Same.
1590 * gcc.dg/graphite/interchange-12.c: Same.
1591 * gcc.dg/graphite/interchange-2.c: Same.
1592 * gcc.dg/graphite/interchange-3.c: Same.
1593 * gcc.dg/graphite/interchange-4.c: Same.
1594 * gcc.dg/graphite/interchange-5.c: Same.
1595 * gcc.dg/graphite/interchange-6.c: Same.
1596 * gcc.dg/graphite/interchange-7.c: Same.
1597 * gcc.dg/graphite/interchange-8.c: Same.
1598 * gcc.dg/graphite/interchange-9.c: Same.
1599 * gcc.dg/graphite/interchange-mvt.c: Same.
1600 * gcc.dg/graphite/run-id-2.c: Remove useless dg-do run.
64630e61 1601
4c8f3c48
RU		 16022010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1603
1604 * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
1605 background.
1606
16072010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1608
1609 * common.opt: Add -fgraphite-cloog-opts.
1610 * graphite-clast-to-gimple.c (set_cloog_options): Same.
1611 * opts.c (decode_options): Same.
1612
86e4d552
SP		 16132010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1614
45489e99
SP		 1615 * gcc.dg/graphite/id-17.c: New.
1616 * gcc.dg/graphite/pr41888.c: New.
1617 * gcc.dg/graphite/scop-22.c: New.
1618 * gfortran.dg/graphite/pr40982.f90: New.
86e4d552 1619
3070ac15
SP		 16202010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1621
1622 * graphite-dependences.c: Clarify comments.
1623 (build_pddr): Add an extra parameter direction.
1624 (graphite_legal_transform_dr): Use build_pddr.
1625 (dot_original_deps_stmt_1): Update use of build_pddr.
1626 (dot_transformed_deps_stmt_1): Same.
1627 (dot_original_deps): Same.
1628 (dot_transformed_deps): Same.
1629
45489e99
SP		 1630 * gcc.dg/graphite/interchange-12.c: New.
1631 * gcc.dg/graphite/block-7.c: New.
3070ac15 1632
a7ed6c90
SP		 16332010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1634
1635 * graphite-dependences.c (pddr_original_scattering): Renamed build_pddr.
1636 (pddr_transformed_scattering): Removed.
1637 (graphite_legal_transform_dr): Use build_pddr.
1638 (dot_original_deps_stmt_1): Same.
1639 (dot_transformed_deps_stmt_1): Same.
1640 (dot_original_deps): Same.
1641 (dot_transformed_deps): Same.
1642
e65a7579
SP		 16432010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1644
1645 * graphite-dependences.c (lexicographically_gt_p): Add comments.
1646 (build_lexicographically_gt_constraint): Same.
1647 (dependence_polyhedron_1): Same.
1648 (dependence_polyhedron): Same.
1649
7cbd4c5e
SP		 16502010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1651
1652 * graphite-dependences.c (build_pairwise_scheduling_equality): Removed.
1653 (build_pairwise_scheduling_inequality): Renamed build_pairwise_scheduling.
1654 (lexicographically_gt_p): Change type of direction to int.
1655 (build_lexicographically_gt_constraint): Same.
1656 (dependence_polyhedron_1): Same.
1657 (dependence_polyhedron): Same.
1658 (pddr_original_scattering): Use integers for direction.
1659 (pddr_transformed_scattering): Same.
1660 (graphite_legal_transform_dr): Same.
1661 (graphite_carried_dependence_level_k): Same.
1662
429ba740
SP		 16632010-01-20 Sebastian Pop <sebastian.pop@amd.com>
1664
1665 * graphite-dependences.c (build_pairwise_constraint): Renamed
1666 ppl_build_relation. Moved...
1667 (dr_equality_constraints): Use ppl_build_relation.
1668 (build_pairwise_scheduling_equality): Same.
1669 (build_pairwise_scheduling_inequality): Same.
1670 * graphite-ppl.c (ppl_build_relation): ...here.
1671 * graphite-ppl.h (ppl_build_relation): Declared.
1672
3c7c0158
SP		 16732010-01-14 Sebastian Pop <sebastian.pop@amd.com>
1674
1675 PR middle-end/42681
1676 * graphite-clast-to-gimple.c (gloog_error): New static variable.
1677 (clast_to_gcc_expression): Do not build MULT_EXPR of POINTER_TYPE_P.
1678 Set gloog_error when such an expression failed to be built.
1679 (translate_clast): Early return when gloog_error is set.
1680 (gloog): Clear gloog_error. When gloog_error is set, call
1681 set_ifsese_condition to enable the original code. Return the status
1682 of the code generation based on gloog_error.
1683 * sese.c (set_ifsese_condition): New.
1684 * sese.h (set_ifsese_condition): Declared.
1685
45489e99 1686 * g++.dg/graphite/pr42681.C: New.
3c7c0158 1687
a7bf45de
SP		 16882010-01-14 Sebastian Pop <sebastian.pop@amd.com>
1689
1690 PR middle-end/42732
1691 * graphite-clast-to-gimple.c (gloog): Call scev_reset_htab and
1692 rename_nb_iterations.
1693 * sese.c (rename_variables_in_operand): New.
1694 (rename_variables_in_expr): New.
1695 (rename_nb_iterations): New.
1696 (sese_adjust_liveout_phis): Update the rename_map.
1697 * sese.h (rename_nb_iterations): Declared.
1698 * tree-scalar-evolution.c (scev_reset_htab): New.
1699 (scev_reset): Call scev_reset_htab.
1700 * tree-scalar-evolution.h (scev_reset_htab): Declared.
1701
45489e99 1702 * gfortran.dg/graphite/pr42732.f: New.
a7bf45de 1703
e1496917
SP		 17042010-01-08 Sebastian Pop <sebastian.pop@amd.com>
1705
1706 PR middle-end/42393
1707 * graphite-clast-to-gimple.c: Fix formatting.
1708 * sese.c (defined_in_loop_p): Renamed name_defined_in_loop_p.
1709 (expr_defined_in_loop_p): New.
1710 (add_loop_exit_phis): Also handle full expressions: remove from
1711 the rename_map the expressions defined in the loop that we're closing.
1712
45489e99
SP		 1713 * gfortran.dg/graphite/pr42393-1.f90: New.
1714 * gfortran.dg/graphite/pr42393.f90: Add new flags
e1496917
SP		 1715 -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine to also
1716 make this testcase useful in the Graphite branch.
1717
c8ae0613
SP		 17182010-01-08 Sebastian Pop <sebastian.pop@amd.com>
1719
1720 * graphite-scop-detection.c (exclude_component_ref): Removed.
1721 (is_simple_operand): Removed.
1722 (stmt_simple_for_scop_p): Remove use of is_simple_operand.
1723
4e98c66c
SP		 17242010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1725
1726 PR middle-end/42221
1727 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
1728 the array indexing of ADDR_EXPRs.
1729
45489e99 1730 * gcc.dg/graphite/pr42221.c: New.
4e98c66c 1731
fd4a56ff
SP		 17322010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1733
1734 PR middle-end/42521
1735 * graphite.c (graphite_finalize): Call scev_reset.
1736 (graphite_transform_loops): Do not call scev_reset between the code
1737 generation of scops.
1738
45489e99 1739 * gcc.dg/graphite/pr42521.c: New.
fd4a56ff 1740
eaffa762
SP		 17412010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1742
1743 * graphite-interchange.c (memory_stride_in_loop): Renamed
1744 pdr_stride_in_loop.
1745 (memory_strides_in_loop): Renamed memory_strides_in_loop_1.
1746 (memory_strides_in_loop): Memoize the memory strides per loop.
1747 (lst_interchange_profitable_p): Do not initialize to zero the memory
1748 strides.
1749 * graphite-poly.h (struct lst): Add a field memory_strides.
1750 (LST_LOOP_MEMORY_STRIDES): New.
1751 (new_lst_loop): Initialize LST_LOOP_MEMORY_STRIDES to -1.
1752 (free_lst): Clear LST_LOOP_MEMORY_STRIDES.
1753
bf69e754
SP		 17542010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1755
1756 * graphite-interchange.c (memory_strides_in_loop_depth): Renamed
1757 memory_strides_in_loop. Gather memory strides on a whole loop.
1758 (pbb_interchange_profitable_p): Renamed lst_interchange_profitable_p.
1759 (lst_interchange_profitable_p): Removed.
1760 (lst_try_interchange_loops): Call lst_interchange_profitable_p.
1761
9fa29a09
SP		 17622010-01-07 Sebastian Pop <sebastian.pop@amd.com>
1763
1764 Revert patch 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1765 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
1766 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
1767 Remove context_loop and level.
1768
11d6ea5e
SP		 17692010-01-07 Richard Guenther <rguenther@suse.de>
1770
1771 PR tree-optimization/42641
1772 * sese.c (rename_map_elt_info): Use the SSA name version, do
1773 not hash pointers.
1774
17752010-01-06 Sebastian Pop <sebastian.pop@amd.com>
1776
1777 * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
1778 blocked" only when both the strip mine and the interchange have
1779 been applied.
1780
45489e99
SP		 1781 * gcc.dg/graphite/block-2.c: Removed.
1782 * gcc.dg/graphite/block-3.c: Add scan pattern.
1783 * gcc.dg/graphite/block-4.c: Same.
1784 * gcc.dg/graphite/block-5.c: Same.
1785 * gcc.dg/graphite/block-6.c: Same.
11d6ea5e 1786
556afcdc
SP		 17872010-01-06 Sebastian Pop <sebastian.pop@amd.com>
1788
1789 * graphite-clast-to-gimple.c (save_clast_name_index): Free slot
1790 before allocating a new one.
1791 (copy_renames): Check that slot is not NULL.
1792 (mark_bb_with_pbb): Same.
1793 (compute_cloog_iv_types_1): Same.
1794 * graphite-interchange.c (lst_perfect_nestify): Free the before,
1795 nest, and after LSTs.
1796 (lst_try_interchange_loops): Same.
1797
e68c3c6c
SP		 17982010-01-05 Sebastian Pop <sebastian.pop@amd.com>
1799
1800 PR middle-end/42178
1801 * graphite-interchange.c (lst_try_interchange_loops): Do not return
1802 the before, nest, and after LSTs.
1803 (lst_try_interchange): Removed.
1804 (lst_interchange_select_inner): Do not iterate over the LSTs if they
1805 were modified.
1806 (lst_interchange_select_outer): Apply interchange on the outer loop
1807 until there are no more changes in the inner loops.
1808
a84a556d
SP		 18092009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1810
1811 Revert patch fixing PR middle-end/42221.
1812
18132009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1814
1815 PR middle-end/42180
1816 * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
1817 GIMPLE_CALL.
1818
45489e99 1819 * gfortran.dg/graphite/pr42180.f90: Add compile flags.
a84a556d 1820
b147df0b
SP		 18212009-12-18 Sebastian Pop <sebastian.pop@amd.com>
1822
1823 PR middle-end/42180
1824 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
1825 that contain only one statement.
1826
45489e99 1827 * gfortran.dg/graphite/pr42180.f90: New.
a84a556d 1828
ce20f9d6
SP		 18292009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1830
1831 PR middle-end/42393
45489e99 1832 * gfortran.dg/graphite/pr42393.f90: New.
ce20f9d6 1833
d2a271ac
SP		 18342009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1835
1836 PR middle-end/42186
45489e99 1837 * gfortran.dg/graphite/pr42186.f90: New.
d2a271ac 1838
403ebc7e
SP		 18392009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1840
1841 PR middle-end/42205
1842 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
1843 Insert the reduction copy in the same block as the phi node.
1844 (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
1845
45489e99
SP		 1846 * gcc.dg/graphite/pr42205-1.c: New.
1847 * gcc.dg/graphite/pr42205-2.c: New.
403ebc7e
SP		 1848
18492009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1850
1851 PR middle-end/42221
1852 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
1853 the array indexing of ADDR_EXPRs.
1854
45489e99 1855 * gcc.dg/graphite/pr42221.c: New.
403ebc7e 1856
070ba483
SP		 18572009-12-17 Sebastian Pop <sebastian.pop@amd.com>
1858
1859 PR middle-end/42178
1860 PR middle-end/42334
1861 * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
1862 index. Call lst_interchange_select_inner only once.
1863 (lst_interchange_select_inner): Update use of lst_try_interchange.
1864 (lst_interchange_select_outer): Update.
1865
18662009-12-15 Sebastian Pop <sebastian.pop@amd.com>
1867
1868 PR middle-end/42178
1869 PR middle-end/42334
1870 * graphite-interchange.c (lst_try_interchange): Do not increment the
1871 the OUTER index when there is no AFTER kernel. Do not increment the
1872 OUTER index for after processing the AFTER kernel.
1873 (lst_interchange_select_inner): Call lst_try_interchange only on loops.
1874 (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
1875 index. Do not pass to lst_interchange_select_inner the OUTER index.
1876 (scop_do_interchange): Update use of lst_interchange_select_outer.
1877
45489e99 1878 * gfortran.dg/graphite/graphite.exp
070ba483 1879 (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
45489e99 1880 * gfortran.dg/graphite/interchange-1.f: Add comment. Clean
070ba483 1881 the graphite dump file.
45489e99
SP		 1882 * gfortran.dg/graphite/interchange-2.f: Same.
1883 * gfortran.dg/graphite/pr42334-1.f: New.
070ba483
SP		 1884
18852009-12-15 Sebastian Pop <sebastian.pop@amd.com>
1886
1887 PR middle-end/42178
1888 PR middle-end/42334
1889 * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
1890 that are empty.
1891 (lst_do_interchange_1): Renamed lst_interchange_select_inner.
1892 (lst_try_interchange): Reimplemented.
1893 (lst_interchange_select_inner): Same.
1894 (lst_do_interchange): Renamed lst_interchange_select_outer.
1895 Reimplemented.
1896 (scop_do_interchange): Update use of lst_interchange_select_outer.
1897
45489e99
SP		 1898 * g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
1899 * gcc.dg/graphite/block-0.c: Un-XFAILed.
1900 * gcc.dg/graphite/pr42211.c: New.
1901 * gfortran.dg/graphite/pr42334.f90: New.
070ba483 1902
4b216ab0
SP		 19032009-12-14 Sebastian Pop <sebastian.pop@amd.com>
1904
1905 PR middle-end/42181
1906 * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
1907 carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
1908
45489e99 1909 * gfortran.dg/graphite/pr42181.f90: New.
4b216ab0 1910
c880097d
SP		 19112009-12-12 Sebastian Pop <sebpop@gmail.com>
1912
1913 PR middle-end/42284
1914 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
1915 insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
1916 (detect_commutative_reduction_arg): Simplified.
1917 (detect_commutative_reduction): Early return when the argument of
1918 the close phi is not of an SSA_NAME.
1919
45489e99 1920 * gcc.dg/graphite/pr42284.c: New.
c880097d
SP		 1921
19222009-12-11 Alexander Monakov <amonakov@ispras.ru>
1923
1924 * dbgcnt.def (graphite_scop): New counter.
1925 * graphite.c: Include dbgcnt.h
1926 (graphite_transform_loops): Use new counter to limit transformations.
1927
d505015a
SP		 19282009-12-08 Sebastian Pop <sebpop@gmail.com>
1929
1930 PR middle-end/42285
1931 * graphite-scop-detection.c (graphite_can_represent_init): Also
1932 handle more complex MULT_EXPRs containing parameters by recursion
1933 on the structure.
1934
45489e99 1935 * gfortran.dg/graphite/pr42285.f90: New.
d505015a
SP		 1936
19372009-12-01 Tobias Grosser <grosser@fim.uni-passau.de>
1938
45489e99 1939 * g++.dg/graphite/pr42130.C: Fix type.
d505015a 1940
ed807d06
AM		 19412009-11-29 Alexander Monakov <amonakov@gcc.gnu.org>
1942
45489e99
SP		 1943 * g++.dg/graphite/pr42130.C: Correct testcase.
1944
19452009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
1946
1947 * Merge from mainline (154493:154734).
1948
19492009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
1950
1951 * Merge from mainline (151362:154491).
ed807d06 1952
7c246f5e
TG		 19532009-11-24 Tobias Grosser <grosser@fim.uni-passau.de>
1954
1955 * graphite-clast-to-gimple.c (try_mark_loop_parallel,
1956 graphite_create_new_loop_guard, translate_clast_for): Fix comments.
1957
0dd91484
TG		 19582009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1959
1960 PR middle-end/42130
1961 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
1962 translate_clast_for_loop): New.
1963 (translate_clast_for): Add a condition around the loop, to do not
1964 execute loops with zero iterations.
45489e99
SP		 1965 * g++.dg/graphite/pr42130.C: New.
1966 * gcc.dg/graphite/pr35356-2.c: Adapt.
0dd91484 1967
fd2d813d
TG		 19682009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1969
1970 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
1971 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
1972 Remove context_loop and level.
1973
9016166f
TG		 19742009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1975
1976 * graphite-clast-to-gimple.c (translate_clast_user,
1977 translate_clast_for, translate_clast_guard): Simplify and move common
1978 elements to translate_clast().
1979 (translate_clast): Simplify and get common elements.
1980
e1f9c1cd
TG		 19812009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
1982
1983 * graphite-clast-to-gimple.c (translate_clast_user,
1984 translate_clast_for, translate_clast_guard): Split out of
1985 translate_clast.
1986
7a521ff2
TG		 19872009-11-21 Tobias Grosser <grosser@fim.uni-passau.de>
1988
1989 * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
1990 clast_name_to_index, save_clast_name_index, debug_clast_name_index,
1991 debug_clast_name_indexes_1, debug_clast_name_indexes,
1992 clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
1993 (clast_name_to_gcc, clast_to_gcc_expression,
1994 clast_to_gcc_expression_red, gcc_type_for_clast_expr,
1995 gcc_type_for_clast_eq, graphite_translate_clast_equation,
1996 graphite_create_guard_cond_expr, graphite_create_new_loop,
1997 translate_clast): Add params_index.
1998 (initialize_cloog_names): Create parameter strings from scratch, do
1999 not reference other strings.
2000 (create_params_index): New.
2001 (gloog): Initialize params_index.
2002 * graphite-scop-detection (free_scops_1): Removed.
2003 (limit_scops): Use normal free_scops.
2004 * graphite-sese-to-poly.c (save_var_names): Removed.
2005 (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
2006 and SESE_PARAMS_INDEX.
2007 * sese.c (new_sese, free_sese): Dito.
2008 * sese.h (struct sese): Remove params_index, params_names.
2009 (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
2010
ca11b093
SP		 20112009-11-20 Sebastian Pop <sebastian.pop@amd.com>
2012
2013 Revert the following patch from 2009-09-14:
2014 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
2015 tree-scalar-evolution.h, and then tree-data-ref.h.
2016 * graphite-clast-to-gimple.c: Same.
2017 * graphite-dependences.c: Same.
2018 * graphite-interchange.c: Same.
2019 * graphite-poly.c: Same.
2020 * graphite-scop-detection.c: Same.
2021 * graphite-sese-to-poly.c: Same.
2022 * graphite.c: Same.
2023 * lambda-code.c: Same.
2024 * matrix-reorg.c: Same.
2025 * tree-data-ref.c: Same.
2026 * tree-if-conv.c: Same.
2027 * tree-loop-distribu: Same.: Same.
2028 * tree-loop-linear.c: Same.
2029 * tree-parloops.c: Same.
2030 * tree-predcom.c: Same.
2031 * tree-vect-patterns.c: Same.
2032
8a9e9475
SP		 20332009-11-20 Sebastian Pop <sebastian.pop@amd.com>
2034
2035 Revert patch from 2009-09-14.
2036 * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
2037 passes at -O1 and below.
2038
4bf4e169
SP		 20392009-11-18 Sebastian Pop <sebastian.pop@amd.com>
2040
2041 PR middle-end/40281
45489e99 2042 * gcc.dg/graphite/pr40281.c: New.
4bf4e169
SP		 2043
2044 * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
2045 evolutions should not variate in inner loops.
2046
12aec731
SP		 20472009-11-18 Sebastian Pop <sebastian.pop@amd.com>
2048
2049 PR middle-end/42050
45489e99 2050 * gfortran.dg/graphite/pr42050.f90: New.
12aec731 2051
aec12420
SP		 20522009-11-18 Sebastian Pop <sebastian.pop@amd.com>
2053
2054 * graphite-interchange.c (memory_strides_in_loop_depth): New.
2055 (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
2056
25e20d33
SP		 20572009-11-18 Sebastian Pop <sebastian.pop@amd.com>
2058
2059 * graphite-blocking.c (scop_do_block): New.
2060 * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
2061 * graphite-poly.h (scop_do_block): Declared.
2062
e3bde9f4
SP		 20632009-11-18 Sebastian Pop <sebastian.pop@amd.com>
2064
2065 * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
2066 depth is the loop nesting depth in the LST. Call psct_dynamic_dim
2067 to transform depth into the time_depth before calling
2068 pbb_number_of_iterations_at_time.
2069 (lst_do_strip_mine): Use a scalar variable instead of recomputing
2070 lst_depth.
2071
27e432be
SP		 20722009-11-18 Sebastian Pop <sebastian.pop@amd.com>
2073
2074 Reverted the patch for "scattering permutations" from 2009-10-28.
2075
2076 * graphite-poly.c (print_permutation): New.
2077 (debug_permutation): New.
2078 (new_poly_bb): Initialize PBB_PERMUTATION.
2079 (free_poly_bb): Free PBB_PERMUTATION.
2080 * graphite-poly.h (pbb_permutation_elt_p): Declared.
2081 (struct pbb_permutation_elt): New.
2082 (PBB_PERMUTATION_ELT_STRIDE): New.
2083 (PBB_PERMUTATION_ELT_STRIDED_P): New.
2084 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
2085 (new_pbb_permutation_elt): New.
2086 (pbb_permutation_elt_free): New.
2087 (struct poly_bb): Add field permutation.
2088 (PBB_PERMUTATION): New.
2089 (print_permutation): Declared.
2090 (debug_permutation): Declared.
2091
2bc529bf
KT		 20922009-11-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2093
2094 * graphite-interchange.c (build_partial_difference): New.
2095 (memory_stride_in_loop): Refactored the computation of
2096 equality constraints into build_partial_difference function.
2097 Added support for debugging stride computations.
2098
8c54631d
SP		 20992009-11-03 Sebastian Pop <sebastian.pop@amd.com>
2100
2101 * graphite-clast-to-gimple.c (gloog): Free if_region,
2102 if_region->true_region, and if_region->region.
2103 * sese.c (if_region_set_false_region): Free if_region->false_region.
2104 (create_if_region_on_edge): Do not use GGC_NEW.
2105 (move_sese_in_condition): Remove useless initialization.
2106
7b7f2ca7
SP		 21072009-11-03 Sebastian Pop <sebastian.pop@amd.com>
2108
2109 * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
2110 for the loops created by the loop distribution. Do not modify the
2111 input LSTs.
2112 (lst_try_interchange_loops): Same. Use a temporary LST for the
2113 transformed schedule. Call lst_update_scattering before data
2114 dependence analysis.
2115 (lst_try_interchange): Pass an extra parameter INDEX.
2116 (lst_do_interchange_1): New.
2117 (lst_do_interchange): Call lst_do_interchange_1.
2118 (scop_do_interchange): Call lst_update_scattering.
2119 * graphite-poly.c (apply_poly_transforms): Do not call
2120 lst_update_scattering.
2121 * graphite-poly.h (lst_pred): New.
2122 (lst_succ): New.
2123 (lst_find_first_pbb): Return NULL when not found.
2124 (lst_empty_p): New.
2125 (lst_insert_in_sequence): Allow LST1 to be NULL.
2126 (lst_replace): New.
2127 (lst_substitute_3): New.
2128 * gcc.dg/graphite/interchange-1.c: XFail.
2129 * gcc.dg/graphite/interchange-8.c: XFail.
2130 * gcc.dg/graphite/interchange-11.c: XFail.
2131
6119e7d5
SP		 21322009-10-30 Sebastian Pop <sebastian.pop@amd.com>
2133
2134 * graphite-interchange.c (lst_perfectly_nested_p): New.
2135 (lst_perfect_nestify): New.
2136 (lst_try_interchange_loops): Call store_lst_schedule,
2137 lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
2138 (scop_do_interchange): Avoid redundant legality test.
2139 Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
2140 * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
2141 * graphite-poly.h (psct_static_dim): New.
2142 (lst_dewey_number_at_depth): New.
2143 (lst_find_pbb): Restructured.
2144 (lst_find_first_pbb): Restructured.
2145 (lst_find_last_pbb): New.
2146 (lst_contains_p): New.
2147 (lst_contains_pbb): New.
2148 (lst_create_nest): New.
2149 (lst_remove_from_sequence): New.
2150 (pbb_update_scattering): New.
2151 (lst_update_scattering_under): New.
2152 (lst_update_scattering_seq): New.
2153 (lst_update_scattering): New.
2154 (lst_insert_in_sequence): New.
2155 (lst_distribute_lst): New.
2156 (lst_remove_all_before_including_pbb): New.
2157 (lst_remove_all_before_excluding_pbb): New.
2158
431f3f22
SP		 21592009-10-30 Sebastian Pop <sebastian.pop@amd.com>
2160
2161 * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
2162 get_loop_exit_edges.
2163
4c768046
SP		 21642009-10-30 Sebastian Pop <sebastian.pop@amd.com>
2165
2166 * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
2167
5fa8514e
SP		 21682009-10-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2169
2170 * graphite-poly.c (print_permutation): New.
2171 (debug_permutation): New.
2172 (new_poly_bb): Initialize PBB_PERMUTATION.
2173 (free_poly_bb): Free PBB_PERMUTATION.
2174 * graphite-poly.h (pbb_permutation_elt_p): Declared.
2175 (struct pbb_permutation_elt): New.
2176 (PBB_PERMUTATION_ELT_STRIDE): New.
2177 (PBB_PERMUTATION_ELT_STRIDED_P): New.
2178 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
2179 (new_pbb_permutation_elt): New.
2180 (pbb_permutation_elt_free): New.
2181 (struct poly_bb): Add field permutation.
2182 (PBB_PERMUTATION): New.
2183 (print_permutation): Declared.
2184 (debug_permutation): Declared.
2185
6c6f84d7
SP		 21862009-10-26 Sebastian Pop <sebastian.pop@amd.com>
2187
2188 * graphite-clast-to-gimple.c (gloog): Do not call
2189 sese_reset_aux_in_loops.
2190 * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
2191 extra argument for domains. Do not use loop->aux.
2192 (build_scop_iteration_domain): Initialize and free domains, pass it
2193 to build_loop_iteration_domains and extract the information from
2194 domains. Do not use loop->aux.
2195 * sese.c (sese_reset_aux_in_loops): Removed.
2196 * sese.h (sese_reset_aux_in_loops): Removed.
2197
585b3e19
SP		 21982009-10-26 Sebastian Pop <sebastian.pop@amd.com>
2199
2200 * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
2201 (dependency_in_loop_p): Same.
2202 (translate_clast): Do not use loop->aux. Initialize
2203 loop->can_be_parallel.
2204 (mark_loops_parallel): Removed.
2205 * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
2206 * graphite.c (free_aux_in_new_loops): Removed.
2207 (graphite_finalize): Do not call free_aux_in_new_loops.
2208 (graphite_transform_loops): Do not call mark_loops_parallel.
2209
22102009-10-26 Li Feng <nemokingdom@gmail.com>
a7ed27ac
LF		 2211
2212 * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
2213 (translate_clast): Pass an extra parameter LEVEL.
2214 Call get_scattering_level.
2215 * graphite-clast-to-gimple.h (get_scattering_level): New.
2216
8e6ef139
SP		 22172009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2218
2219 * cfgloop.c (alloc_loop): Initialize loop->single_iv.
2220 * cfgloop.h (struct loop): New field single_iv.
2221
2222 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
2223 loop->aux anymore: use loop->single_iv.
2224 (graphite_loop_normal_form): Moved...
2225 (build_graphite_loop_normal_form): Removed.
2226 (gloog): Do not call build_graphite_loop_normal_form.
2227 (free_aux_in_new_loops): Moved...
2228 (mark_loops_parallel): Restructure.
2229 * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
2230 * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
2231 (scop_canonicalize_loops): New.
2232 (build_poly_scop): Call scop_canonicalize_loops.
2233 * graphite.c (free_aux_in_new_loops): ...here.
2234
e6dd91b2
SP		 22352009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2236
2237 * g++.dg/graphite/graphite.exp: Add the same rules as in
2238 gcc.dg/graphite/graphite.exp.
2239
47fb473f
SP		 22402009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2241
2242 * g++.dg/graphite/id-1.C: New.
2243
63858ac6
SP		 22442009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2245
2246 * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
2247 argument base_name.
2248 (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
2249 (rewrite_phi_out_of_ssa): Same.
2250 (rewrite_cross_bb_scalar_deps): Same.
2251 (translate_scalar_reduction_to_array): Same.
2252
decfe536
SP		 22532009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2254
2255 * graphite-sese-to-poly.c (build_scop_drs): Disable call to
2256 dump_alias_graphs.
2257
0d5ef2a9
SP		 22582009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2259
2260 * graphite-sese-to-poly.c (dump_alias_graphs): New.
2261 (build_scop_drs): Call dump_alias_graphs.
2262
f70de156
SP		 22632009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2264
2265 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
2266 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
2267 (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
2268 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
2269 * graphite-poly.h (free_lst): New.
2270 (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
2271 (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
2272
74715a9b
SP		 22732009-10-22 Sebastian Pop <sebastian.pop@amd.com>
2274
2275 * graphite-poly.h (struct scop): Add a field saved_schedule.
2276 (SCOP_SAVED_SCHEDULE): New.
2277 (store_lst_schedule): New.
2278 (restore_lst_schedule): New.
2279 (store_scattering): Call store_lst_schedule.
2280 (restore_scattering): Call restore_lst_schedule.
2281
fb00d28e
SP		 22822009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2283
2284 * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
2285 (pdr_add_alias_set): Same.
2286 (build_poly_dr): Same.
2287 (build_alias_set_optimal_p): Same.
2288 (build_base_obj_set_for_drs): Same. Do not store the result of
2289 graphds_dfs.
2290
917f481a
SP		 22912009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2292
2293 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
2294 all_components_are_cliques to 1.
2295
2b178a5f
LF		 22962009-10-20 Li Feng <nemokingdom@gmail.com>
2297
2298 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
2299 the new structure.
2300 (pdr_add_alias_set): Update retrieving alias_set_num.
2301 (build_poly_dr): Update retrieving dr_base_object_set.
2302 (partition_drs_to_sets): Remove.
2303 (build_alias_set_optimal_p): New.
2304 (build_alias_set_for_drs): Rename.
2305 (build_scop_drs): Update.
2306 * graphite-sese-to-poly.h (struct base_alias_pair): New.
2307 (ALIAS_SET_INDEX): Remove.
2308 (BASE_OBJECT_SET_INDEX): Remove.
2309
e8af4842
SP		 23102009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2311
2312 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
2313
3899a0b2
SP		 23142009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2315
2316 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
2317 loop upper bounds for 1-element arrays at end of structures.
2318 * tree-flow.h (array_at_struct_end_p): Declared.
2319 * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
2320
e34e5835
SP		 23212009-10-20 Sebastian Pop <sebastian.pop@amd.com>
2322
2323 * g++.dg/graphite/pr41305.C: New.
2324
07b0d0e2
AM		 23252009-10-20 Alexander Monakov <amonakov@ispras.ru>
2326
2327 * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
2328 construction of parameter constraints from loop iteration analysis.
2329 * gcc.dg/graphite/run-id-2.c: New test.
2330
67255edf
SP		 23312009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2332
2333 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
2334 and new_cstr.
2335
14ba996b
SP		 23362009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2337
2338 * graphite-dependences.c (dependence_polyhedron_1): Remove
2339 unused gdim dimensions from the DDR polyhedron.
2340
4454141a
SP		 23412009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2342
2343 * graphite-dependences.c (pddr_transformed_scattering): New.
2344 (dot_original_deps_stmt_1): New.
2345 (dot_transformed_deps_stmt_1): New.
2346 (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
2347 dot_transformed_deps_stmt_1.
2348 (dot_original_deps): New.
2349 (dot_transformed_deps): New.
2350 (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
2351
dd61070d
SP		 23522009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2353
2354 * graphite-dependences.c (reduction_dr_1): Remove wrong
2355 assert: reduction BBs can have multiple reduction writes
4454141a 2356 to memory. interchange-3.f90 is an example.
dd61070d 2357
65421bcc
SP		 23582009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2359
2360 * gfortran.dg/graphite/interchange-3.f90: New.
2361
3e9f43ee
SP		 23622009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2363
2364 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
2365
16bf8ab1
SP		 23662009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2367
2368 * graphite-dependences.c (dependence_polyhedron_1): Add the
2369 context to the dependence polyhedron.
2370
d422adfa
SP		 23712009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2372
2373 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
2374 PBB_PDR_DUPLICATES_REMOVED.
2375 (new_poly_bb): Same.
2376
62e475c5
SP		 23772009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2378
2379 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
2380 SCOP_CONTEXT.
2381 (build_loop_iteration_domains): Extract bounds on parameters
2382 based on the data size.
2383 (build_scop_context): Do not initialize SCOP_CONTEXT;
2384 add new constraints.
2385
3ecbce7e
SP		 23862009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2387
2388 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
2389 * graphite-ppl.h (graphite-ppl.h): Declared.
2390
04863400
SP		 23912009-10-17 Sebastian Pop <sebastian.pop@amd.com>
2392
2393 * graphite-ppl.c (ppl_print_linear_expr): New.
2394 (debug_ppl_linear_expr): New.
2395 * graphite-ppl.h (ppl_print_linear_expr): Declared.
2396 (debug_ppl_linear_expr): Declared.
2397
009150e1
SP		 23982009-10-16 Sebastian Pop <sebastian.pop@amd.com>
2399
2400 * graphite-interchange.c: Fix comments.
2401 * gcc.dg/graphite/block-1.c: Fix comments.
2402
9b196c93
SP		 24032009-10-16 Sebastian Pop <sebastian.pop@amd.com>
2404
2405 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
2406 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
2407
caa675f8
SP		 24082009-10-16 Sebastian Pop <sebastian.pop@amd.com>
2409
2410 Reapply the patch from Alexander Monakov that disappeared during
2411 the last merges from trunk.
2412
2413 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
2414
2415 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2416 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2417
92d92abb
SP		 24182009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2419
2420 * graphite-interchange.c (memory_stride_in_loop): The depth
2421 argument corresponds to a dynamic time dimension, so use
2422 psct_dynamic_dim to refer to the transformed scattering dimension.
2423
23159c56
SP		 24242009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2425
2426 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
2427
5c6c42c9
SP		 24282009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2429
2430 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
2431 root of the LST.
2432 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
2433 the root of the LST.
2434 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
2435 fake loop.
2436 (print_lst): Print the root of LST in a different format.
2437 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
2438
f58be90e
SP		 24392009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2440
2441 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
2442
4e4ee197
SP		 24432009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2444
2445 * doc/passes.texi: Document the Graphite infrastructure.
2446
6c4499b6
SP		 24472009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2448
2449 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
2450 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
2451 and check the SSA representation.
2452
2453 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
2454
8e49fe91
SP		 24552009-10-15 Sebastian Pop <sebastian.pop@amd.com>
2456
2457 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
2458
bb2b2dfc
SP		 24592009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2460
2461 * gcc.dg/graphite/interchange-11.c: New.
2462
e7ed4a64
SP		 24632009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2464
2465 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
2466
d7f25aa6
SP		 24672009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2468
2469 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
2470 Add -fno-loop-strip-mine and -fno-loop-interchange.
2471 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
2472 -fno-loop-strip-mine.
2473 * gfortran.dg/graphite/graphite.exp: Same.
2474
6231cf49
SP		 24752009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2476
2477 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
2478 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
2479 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
2480 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
2481 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
2482 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
2483 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
2484 DEFAULT_FLAGS_GRAPHITE_SCOP.
2485 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
2486 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
2487
2b7c09a8
SP		 24882009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2489
2490 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
2491
b0c7a278
KT		 24922009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2493 Sebastian Pop <sebastian.pop@amd.com>
2494
2495 * graphite-interchange.c (build_linearized_memory_access): Pass an
2496 offset as parameter.
2497 (memory_stride_in_loop): Include transform scattering in the
2498 access functions to be able to querry the strides in the
2499 transformed loops.
2500 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
2501 not the psct_iterator_dim.
2502
13ae6f91
SP		 25032009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2504
2505 * graphite-blocking.c (pbb_do_strip_mine): Removed.
2506 (lst_do_strip_mine_loop): New.
2507 (lst_do_strip_mine): New.
2508 (scop_do_strip_mine): Call lst_do_strip_mine.
2509 * graphite-poly.h (lst_add_loop_under_loop): New.
2510 (lst_find_first_pbb): New.
2511
c0fe753b
SP		 25122009-10-14 Sebastian Pop <sebastian.pop@amd.com>
2513
2514 * graphite-poly.c (loop_to_lst): Fix LST creation.
2515
8d75ec87
TG		 25162009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
2517
45489e99 2518 * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
8d75ec87
TG		 2519 sizeof(unsigned long) to make it run on 32bit systems.
2520
25212009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
2522
45489e99 2523 * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
8d75ec87
TG		 2524 SEGFAULT on 32bit.
2525
2e5a7cbf
RU		 25262009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
2527
8d75ec87
TG		 2528 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
2529 Comment.
2e5a7cbf
RU		 2530 (write_alias_graph_to_ascii_dot): New.
2531 (write_alias_graph_to_ascii_ecc): Ditto.
8d75ec87
TG		 2532 (partition_drs_to_sets): Add testing of optimality of current method
2533 which assigns alias numbers according to DFS Comopnent number. used
2534 as heuristic for the upcoming ECC algorithm.
2e5a7cbf
RU		 2535 (build_scop_drs): Write to file also with the ecc and dot format.
2536
1e82de2a
SP		 25372009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2538
2539 * gfortran.dg/graphite/interchange-1.f: XFail.
2540
9bf13085
SP		 25412009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2542
2543 * graphite.c (graphite_initialize): Do not handle functions with
2544 more than 100 basic blocks.
2545
e797c5f2
SP		 25462009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2547
2548 * graphite-blocking.c (pbb_do_strip_mine): Use
2549 PARAM_LOOP_BLOCK_TILE_SIZE.
2550
bfa00f48
SP		 25512009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2552
2553 * graphite-poly.c (dot_lst_1): New.
2554 (dot_lst): New.
2555 * graphite-poly.h (dot_lst): Declared.
2556
3c7bdeb8
SP		 25572009-10-13 Sebastian Pop <sebastian.pop@amd.com>
2558
2559 * graphite-dependences.c (dot_deps_stmt_1): New.
2560 (dot_deps_stmt): New.
2561 * graphite-dependences.h (dot_deps_stmt): Declared.
2562
c7dc2fab
SP		 25632009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2564
2565 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
2566 not replace cross BB scalar dependences ending on PHI nodes.
2567 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
2568
24c79709
SP		 25692009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2570
2571 * graphite-poly.c (apply_poly_transforms): Implement the high
2572 level driver for flag_loop_block.
45489e99 2573 * opts.c (decode_options): Enable flag_loop_block at -O2.
24c79709
SP		 2574 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
2575 flag_loop_block.
2576
2577 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
2578 -floop-block.
2579 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
2580 Add -floop-block.
2581
a0517b76
SP		 25822009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2583
2584 * graphite-poly.h (lst_find_pbb): New.
2585 (find_lst_loop): New.
2586
9d077835
SP		 25872009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2588
2589 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
2590 * graphite-poly.h (struct scop): Remove dep_graph field.
2591 (SCOP_DEP_GRAPH): Removed.
2592
75b63a91
SP		 25932009-10-09 Sebastian Pop <sebastian.pop@amd.com>
2594
2595 * graphite-poly.h (copy_lst): Do full copy of LST.
2596
7cc4ff8d
SP		 25972009-10-07 Sebastian Pop <sebastian.pop@amd.com>
2598
2599 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
2600 when the loop stride is zero.
2601
2602 * gcc.dg/graphite/id-16.c: New.
2603
60d2a8c3
SP		 26042009-10-06 Sebastian Pop <sebastian.pop@amd.com>
2605
2606 * graphite-dependences.c (reduction_dr_1): New.
2607 (reduction_dr_p): New.
2608 (graphite_legal_transform_dr): Call reduction_dr_p.
2609 (reduction_ddr): Renamed reduction_ddr_p.
2610 * graphite-poly.h (same_pdr_p): New.
2611 (number_of_write_pdrs): New.
2612 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
2613 (split_reduction_stmt): Do not split reduction statements
2614 when there are no writes to memory.
2615 (translate_scalar_reduction_to_array_for_stmt): Insert the
2616 memory reduction statement just after the scalar reduction statement.
2617
2618 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
2619 Un-XFAIL-ed.
2620 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
2621 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
2622
95baeff8
SP		 26232009-10-06 Sebastian Pop <sebastian.pop@amd.com>
2624
2625 * graphite-interchange.c (lst_apply_interchange): New.
2626 (lst_interchange_profitable_p): New.
2627 (lst_try_interchange_loops): New.
2628 (lst_try_interchange): New.
2629 (lst_do_interchange): New.
2630 (pbb_do_interchange): Removed.
2631 (scop_do_interchange): Call lst_do_interchange.
2632
a36d12e2
SP		 26332009-10-06 Sebastian Pop <sebastian.pop@amd.com>
2634
2635 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
2636 SCOP_TRANSFORMED_SCHEDULE.
2637 (loop_to_lst): New.
2638 (scop_to_lst): New.
2639 (print_lst): New.
2640 (debug_lst): New.
2641 * graphite-poly.h (lst_p): New.
2642 (struct lst): New.
2643 (LST_LOOP_P): New.
2644 (LST_LOOP_FATHER): New.
2645 (LST_PBB): New.
2646 (LST_SEQ): New.
2647 (scop_to_lst): Declared.
2648 (print_lst): Declared.
2649 (debug_lst): Declared.
2650 (new_lst_loop): New.
2651 (new_lst_stmt): New.
2652 (copy_lst): New.
2653 (lst_depth): New.
2654 (lst_dewey_number): New.
2655 (struct scop): Add original_schedule and transformed_schedule fields.
2656 (SCOP_ORIGINAL_SCHEDULE): New.
2657 (SCOP_TRANSFORMED_SCHEDULE): New.
2658 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
2659
a0dd1440
SP		 26602009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2661
2662 * graphite-dependences.c (reduction_ddr): New.
2663 (graphite_legal_transform_bb): Call reduction_ddr.
2664 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
2665 Initialize PBB_IS_REDUCTION.
2666 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
2667 (PBB_IS_REDUCTION): New.
2668 (new_poly_bb): Update declaration.
2669 * graphite-scop-detection.h (build_scop_bbs): Removed.
2670 (nb_reductions_in_loop): Removed.
2671 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
2672 parameter for reductions.
2673 (try_generate_gimple_bb): Update call to new_poly_bb.
2674 (build_scop_bbs_1): Same.
2675 (build_scop_bbs): Same.
2676 (gsi_for_phi_node): New.
2677 (scalar_close_phi_node_p): Remove gcc_assert.
2678 (split_reduction_stmt): New.
2679 (is_reduction_operation_p): New.
2680 (phi_contains_arg): New.
2681 (follow_ssa_with_commutative_ops): New.
2682 (detect_commutative_reduction_arg): New.
2683 (detect_commutative_reduction_assign): New.
2684 (follow_inital_value_to_phi): New.
2685 (edge_initial_value_for_loop_phi): New.
2686 (initial_value_for_loop_phi): New.
2687 (detect_commutative_reduction): New.
2688 (translate_scalar_reduction_to_array_for_stmt): New.
2689 (insert_copyout): New.
2690 (insert_copyin): New.
2691 (translate_scalar_reduction_to_array): New.
2692 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
2693 (rewrite_commutative_reductions_out_of_ssa_loop): New.
2694 (rewrite_commutative_reductions_out_of_ssa): New.
2695 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
2696 * sese.h (split_region_for_bb): New.
2697
2698 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
2699 * gcc.dg/graphite/interchange-1.c: Fix format.
2700 * gcc.dg/graphite/interchange-10.c: New.
2701
db7e9485
SP		 27022009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2703
2704 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
2705 buggy assert.
2706
5dcc64d9
SP		 27072009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2708
2709 * graphite-sese-to-poly.c (scev_analyzable_p): New.
2710 (rewrite_cross_bb_scalar_dependence): New.
2711 (rewrite_cross_bb_scalar_deps): New.
2712 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
2713 Call rewrite_cross_bb_scalar_deps.
2714
947121b8
SP		 27152009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2716
2717 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
2718 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
2719 gsi_for_stmt.
2720
d48e288d
SP		 27212009-10-05 Sebastian Pop <sebastian.pop@amd.com>
2722
2723 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
2724 * graphite-interchange.c (pbb_do_interchange): Same.
2725 * graphite-poly.c (print_scattering_function): Same.
2726 (debug_pdrs): Same.
2727 * graphite-poly.h (pbb_loop): New.
2728 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
2729
d17286f6
SP		 27302009-09-27 Sebastian Pop <sebastian.pop@amd.com>
2731
2732 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
2733
ee03cd20
SP		 27342009-09-27 Sebastian Pop <sebastian.pop@amd.com>
2735
2736 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
2737 so don't pass a pointer to it.
2738 (build_alias_set_for_drs): Same.
2739 (build_base_obj_set_for_drs): Same.
2740 (build_scop_drs): Same.
2741
888beba1
LF		 27422009-09-26 Li Feng <nemokingdom@gmail.com>
2743
2744 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
2745 the alias graph of data references.
2746
cd43e5d7
LF		 27472009-09-25 Li Feng <nemokingdom@gmail.com>
2748
2749 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
2750 (build_scop_drs): When debugging, write the alias graph to file,
2751 otherwise, should be disabled.
2752
45489e99
SP		 27532009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2754
2755 * Merge from mainline (151310:151361).
2756
27572009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2758
2759 * Merge from mainline (151171:151310).
2760
27612009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2762
2763 * Merge from mainline (151171:151806).
2764
27652009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2766
2767 * Revert the last commit.
2768
27692009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2770
2771 * Merge from mainline (151171:151819).
2772
aeda6535
SP		 27732009-09-17 Sebastian Pop <sebastian.pop@amd.com>
2774
2775 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
2776 (is_simple_operand): Remove call to stmt_simple_memref_p.
2777 (stmt_simple_for_scop_p): Update call to is_simple_operand.
2778
8b6b8570
DE		 27792009-09-17 David Edelsohn <edelsohn@gnu.org>
2780
45489e99
SP		 2781 * gcc.dg/graphite/interchange-mvt.c: New File.
2782 * gcc.dg/graphite/scop-dsyrk.c: New File.
2783 * gcc.dg/graphite/scop-dsyr2k.c: New File.
2784 * gcc.dg/graphite/scop-mvt.c: New File.
2785 * gcc.dg/graphite/scop-sor.c: New File.
8b6b8570 2786
1825f9a2
LF		 27872009-09-17 Li Feng <nemokingdom@gmail.com>
2788
1825f9a2
LF		 2789 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
2790 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
2791 (graphite_carried_dependence_level_k): Ditto.
2792 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
2793 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
2794 (new_poly_dr): Adjust declaration.
2795 * graphite-sese-to-poly.c (free_data_refs_aux): New.
2796 (free_gimple_bb): Added free_data_refs_aux.
2797 (build_poly_dr): Add dr_base_object_set.
2798 (partition_drs_to_sets): New.
2799 (dr_same_base_object_p): New.
2800 (build_alias_set_for_drs): New.
2801 (build_base_object_set_for_drs): New.
2802 (build_scop_drs): Add build_base_obj_set_for_drs.
2803 * graphite-sese-to-poly.h: Added #define for alias set number index and
2804 base object set index.
2805 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
2806 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
2807
ac90803f
SP		 28082009-09-16 Alexander Monakov <amonakov@ispras.ru>
2809
2810 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2811 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2812
54fc808a
SP		 28132009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2814
2815 * graphite-sese-to-poly.c (struct irp_data): Removed.
2816 (idx_record_params): Removed.
2817 (find_params_in_bb): Scan for parameters the access functions; don't
2818 parse the tree representation.
2819
e88e021f
SP		 28202009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2821
2822 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
2823 passes at -O1 and below.
2824
3690f8d7
SP		 28252009-09-14 Sebastian Pop <sebastian.pop@amd.com>
2826
2827 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
2828 tree-scalar-evolution.h, and then tree-data-ref.h.
2829 * graphite-clast-to-gimple.c: Same.
2830 * graphite-dependences.c: Same.
2831 * graphite-interchange.c: Same.
2832 * graphite-poly.c: Same.
2833 * graphite-scop-detection.c: Same.
2834 * graphite-sese-to-poly.c: Same.
2835 * graphite.c: Same.
2836 * lambda-code.c: Same.
2837 * matrix-reorg.c: Same.
2838 * tree-data-ref.c: Same.
2839 * tree-if-conv.c: Same.
2840 * tree-loop-distribu: Same.: Same.
2841 * tree-loop-linear.c: Same.
2842 * tree-parloops.c: Same.
2843 * tree-predcom.c: Same.
2844 * tree-vect-patterns.c: Same.
2845
2495a183
SP		 28462009-09-02 Sebastian Pop <sebastian.pop@amd.com>
2847
2848 Partially revert the previous patch, except the following.
2849 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
2850 as parameters the operands of the not expression.
2851
20179b0d
SP		 28522009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2853
2854 * tree-scalar-evolution.c (instantiate_scev_assign): New.
2855 Do not call analyze_scalar_evolution on assignments.
2856 (instantiate_scev_phi): Call analyze_scalar_evolution.
2857 (instantiate_scev_name): Call instantiate_scev_assign and
2858 instantiate_scev_phi.
2859 (instantiate_scev_not): Adapted to pass as parameters the operands
2860 of the not expression.
2861
ffa34f4b
SP		 28622009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2863
2864 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
2865 to pass as parameters the operands of the binary expression.
2866
4b9d48a1
SP		 28672009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2868
2869 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
2870 instantiate_scev_not. Handle NEGATE_EXPR.
2871 (instantiate_scev_r): Handle NEGATE_EXPR.
2872
9e5dc77f
SP		 28732009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2874
2875 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
2876 instantiate_scev_r.
2877 (instantiate_scev_r): Move code in instantiate_scev_2
2878 and instantiate_scev_1.
2879
d814176c
SP		 28802009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2881
2882 * tree-scalar-evolution.c (instantiate_scev_3): New.
2883 (instantiate_scev_1): Move code in instantiate_scev_3.
2884
ec6636eb
SP		 28852009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2886
2887 * tree-scalar-evolution.c (instantiate_scev_poly): New.
2888 (instantiate_scev_1): Move code in instantiate_scev_poly.
2889
7ec0665d
SP		 28902009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2891
2892 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
2893 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
2894
9c382ce9
SP		 28952009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2896
2897 * tree-scalar-evolution.c (instantiate_scev_convert): New.
2898 (instantiate_scev_1): Move code in instantiate_scev_convert.
2899
15fda317
SP		 29002009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2901
2902 * tree-scalar-evolution.c (instantiate_scev_binary): New.
2903 (instantiate_scev_1): Move code in instantiate_scev_binary.
2904
320f5a78
SP		 29052009-09-01 Sebastian Pop <sebastian.pop@amd.com>
2906
2907 * tree-scalar-evolution.c (instantiate_scev_name): New.
2908 (instantiate_scev_1): Move code in instantiate_scev_name.
2909
29102009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2911
2912 * Merge from mainline (150992:151171).
2913
45489e99
SP		 29142009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2915
2916 * opts.c (decode_options): Enable flag_loop_interchange at -O2.
2917
211694b6
SP		 29182009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2919
2920 * graphite-dependences.c (graphite_legal_transform_bb): Call
2921 pbb_remove_duplicate_pdrs.
2922 * graphite-poly.c (can_collapse_pdr): Removed.
2923 (pdr_find_duplicate): Removed.
2924 (can_collapse_pdrs): New.
2925 (pbb_remove_duplicate_pdrs): New.
2926 (new_poly_dr): Do not look for duplicates.
2927 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
2928 (PBB_PDR_DUPLICATES_REMOVED): New.
2929 (pbb_remove_duplicate_pdrs): Declared.
2930
7bd2a8a7
SP		 29312009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2932
2933 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
2934 the strides by multiplying by PDR_NB_REFS.
2935 * graphite-poly.c (can_collapse_pdr): New.
2936 (pdr_find_duplicate): New.
2937 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
2938 Initialize PDR_NB_REFS.
2939 * graphite-poly.h (struct poly_dr): Add field nb_refs.
2940 (PDR_NB_REFS): New.
2941 (new_poly_dr): Number of subscripts is a graphite_dim_t.
2942
29432009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2944
2945 Revert one of the previous commits:
2946 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
2947 the computation of symmetric data dependence relations.
2948 (dependency_between_pbbs_p): Same.
2949
93b2db87
SP		 29502009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2951
2952 PR middle-end/40965
2953 * graphite-poly.c (apply_poly_transforms): Remove legality test before
2954 any transform.
2955
d8eeb078
SP		 29562009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2957
2958 * graphite-dependences.c (pddr_original_scattering): Return NULL
2959 for read-read dependence relations.
2960 * graphite-poly.h (enum poly_dr_type): Fix comment.
2961 (pdr_read_p): New.
2962 (pdr_write_p): New.
2963 (pdr_may_write_p): New.
2964
e6dec0fb
SP		 29652009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2966
2967 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
2968 (struct poly_dr): Same.
2969 (new_poly_dr): Same.
2970 * graphite-poly.c (new_poly_dr): Same.
2971
baf4b881
KT		 29722009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2973 Sebastian Pop <sebastian.pop@amd.com>
2974
2975 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
2976 pbb_strip_mine_time_depth. Changed the implementation so that
2977 transformation is expressed as a transformation on
2978 time (scatttering) dimensions. Also, ensures that the 2d+1
2979 scheduling format is preserved.
2980 (pbb_strip_mine_profitable_p): Profitability is based on the
2981 iteration number of a given time (scattering) dimension,
2982 and not on a original loop depth dimension.
2983 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
2984 (pbb_do_strip_mine): Call psct_dynamic_dim.
2985 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
2986 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
2987 (pbb_nb_dynamic_scattering_transform): New.
2988 (psct_dynamic_dim): New.
2989
059a5f9f
KT		 29902009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2991
2992 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2993 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2994 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
2995 * graphite-interchange.c (build_linearized_memory_access): Same.
2996 (memory_stride_in_loop): Same.
2997
afae0207
SP		 29982009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2999
3000 * graphite-dependences.c (pddr_original_scattering): New.
3001 (graphite_legal_transform_dr): Call pddr_original_scattering.
3002 (dot_deps_1): New.
3003 (dot_deps): New.
3004 * graphite-dependences.h (dot_deps): Declared.
3005 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3006 (print_pdr): Print PDR_ID.
3007 * graphite-poly.h (struct poly_dr): Add field id.
3008 (PDR_ID): New.
3009 (pbb_index): New.
3010 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3011
f8e0bb8b
SP		 30122009-08-22 Sebastian Pop <sebastian.pop@amd.com>
3013
3014 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3015 not delete the original dependence relation.
3016
30172009-08-21 Sebastian Pop <sebastian.pop@amd.com>
3018
3019 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
3020 the computation of symmetric data dependence relations.
3021 (dependency_between_pbbs_p): Same.
3022
e37f165f
SP		 30232009-08-21 Sebastian Pop <sebastian.pop@amd.com>
3024
3025 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3026 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3027 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3028 (free_poly_ddr): New.
3029 (pddr_is_empty): New.
3030 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3031 (dependence_polyhedron): Same. Remove useless gcc_assert.
3032 Remove fprintfs.
3033 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3034 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3035 * graphite-dependences.h (enum poly_dependence_kind): New.
3036 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3037 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3038 (PDRP_SINK): Renamed PDDR_SINK.
3039 (PDRP_DDP): Renamed PDDR_DDP.
3040 (PDDR_KIND): New.
3041 (free_poly_ddr): Declared.
3042 * graphite-poly.c (new_scop): Use the new hash function names.
3043 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3044 into original_pddrs.
3045 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3046
30472009-08-21 Sebastian Pop <sebastian.pop@amd.com>
3048
3049 * Merge from mainline (150764:150992).
3050
45e76e9f
SP		 30512009-08-18 Sebastian Pop <sebastian.pop@amd.com>
3052
3053 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3054 bounds with LT_EXPR to make niter analysis more precise on code
3055 generated by Graphite.
3056
66b466c3
SP		 30572009-08-18 Sebastian Pop <sebastian.pop@amd.com>
3058
3059 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3060 (graphite_legal_transform_bb): Same.
3061 (poly_drs_may_alias_p): Same.
3062
f263917c
SP		 30632009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3064
3065 PR middle-end/40981
3066 * graphite-ppl.c (ppl_max_for_le): Correct the use of
3067 ppl_Pointset_Powerset_C_Polyhedron_maximize.
3068
30692009-08-13 Sebastian Pop <sebastian.pop@amd.com>
3070
3071 * graphite-poly.c (print_pbb): Print PBB index.
3072
30732009-08-13 Sebastian Pop <sebastian.pop@amd.com>
3074
3075 * Merge from mainline (r150672:150764).
3076
30772009-08-13 Sebastian Pop <sebastian.pop@amd.com>
3078
3079 * graphite-interchange.c (ppl_max_for_le): Moved...
3080 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
3081 * graphite-ppl.c (ppl_max_for_le): ... here.
3082 * graphite-ppl.h (ppl_max_for_le): Declared.
3083
30842009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3085
3086 * Merge from mainline (r150372:150672).
3087
30de1632
SP		 30882009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3089
3090 PR middle-end/40980
3091 * sese.c (convert_for_phi_arg): New.
3092 (add_guard_exit_phis): Use convert_for_phi_arg.
3093
45489e99 3094 * gfortran.dg/graphite/id-17.f: New.
30de1632 3095
8c31ebfa
SP		 30962009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3097
3098 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
3099 unknown subscript upper bounds.
3100
45489e99 3101 * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
8c31ebfa 3102
fb9fb290
SP		 31032009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3104 Pranav Garg <pranav.garg2107@gmail.com>
3105
3106 * graphite-interchange.c (gather_access_strides): Removed.
3107 (ppl_max_for_le): New.
3108 (build_linearized_memory_access): New.
3109 (memory_stride_in_loop): New.
3110 (pbb_interchange_profitable_p): Reimplemented.
3111 * graphite-ppl.h (ppl_new_id_map): New.
3112 (ppl_interchange): New.
3113
45489e99 3114 * gcc.dg/graphite/interchange-6.c: XFAILed.
fb9fb290 3115
312aea7f
SP		 31162009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3117
3118 * graphite-interchange.c (compute_subscript): Removed.
3119 (compute_array_size_cstr): Removed.
3120 (compute_array_size_poly): Removed.
3121 (compute_array_size): Removed.
3122 (gather_access_strides_poly): Removed.
3123 (gather_access_strides): Empty.
3124
25d7cc15
SP		 31252009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3126
3127 * graphite-dependences.c (dependence_polyhedron_1): Replace
3128 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
3129 (graphite_legal_transform_dr): Same.
3130 (graphite_carried_dependence_level_k): Same.
3131 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
3132 Initialize PDR_NB_SUBSCRIPTS.
3133 (print_pdr_access_layout): Replace pdr_nb_subscripts with
3134 PDR_NB_SUBSCRIPTS.
3135 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
3136 (PDR_NB_SUBSCRIPTS): New.
3137 (pdr_nb_subscripts): Removed.
3138 (pdr_dim): Simplified.
3139 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
3140 with PDR_NB_SUBSCRIPTS.
3141
66096911
SP		 31422009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3143
3144 * graphite-interchange.c (compute_array_size): Remove use of
3145 PDR_DATA_CONTAINER.
3146 * graphite-poly.c (new_poly_dr): Remove argument data_container.
3147 Do not initialize PDR_DATA_CONTAINER.
3148 (print_pdr): Do not print PDR_DATA_CONTAINER.
3149 * graphite-poly.h (struct poly_dr): Remove data_container field.
3150 (PDR_DATA_CONTAINER): Removed.
3151 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
3152 PDR_DATA_CONTAINER.
3153 (build_poly_dr): Same.
3154
273c5dd3
SP		 31552009-08-11 Sebastian Pop <sebastian.pop@amd.com>
3156
45489e99 3157 * gcc.dg/graphite/interchange-9.c: New.
273c5dd3 3158
7491e5f0
KT		 31592009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3160 Sebastian Pop <sebastian.pop@amd.com>
3161
3162 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
3163 copy of the dependence polyhedron. Free the temporary objects.
3164 (graphite_carried_dependence_level_k): Free unused objects before
3165 returning.
3166
45489e99
SP		 3167 * gcc.dg/graphite/interchange-1.c: XFAILed.
3168 * gcc.dg/graphite/interchange-2.c: XFAILed.
3169 * gcc.dg/graphite/interchange-3.c: XFAILed.
3170 * gcc.dg/graphite/interchange-4.c: XFAILed.
3171 * gcc.dg/graphite/interchange-7.c: XFAILed.
7491e5f0 3172
f4648ed1
SP		 31732009-08-05 Sebastian Pop <sebastian.pop@amd.com>
3174
3175 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
3176 Early return without analyzing the data dependences if no
3177 transform has been done. Call restore_scattering if the transform
3178 is not legal.
3179 (graphite-interchange.c): Same.
3180 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
3181 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
3182 (apply_poly_transforms): Do not gcc_assert that
3183 the transform is legal.
3184 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3185 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
3186 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
3187 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3188 * graphite-poly.h (struct poly_scattering): New.
3189 (struct poly_bb): Add original, transformed, and saved fields.
3190 Remove transformed_scattering, original_scattering, nb_local_variables,
3191 and nb_scattering_transform fields.
3192 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
3193 (poly_scattering_new): New.
3194 (poly_scattering_free): New.
3195 (poly_scattering_copy): New.
3196 (store_scattering_pbb): New.
3197 (store_scattering): New.
3198 (restore_scattering_pbb): New.
3199 (restore_scattering): New.
3200 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3201 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
273c5dd3 3202
e31a5bd4
SP		 32032009-08-05 Sebastian Pop <sebastian.pop@amd.com>
3204
3205 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
3206 (print_scop): Same.
3207
8e88f9fd
SP		 32082009-08-05 Sebastian Pop <sebastian.pop@amd.com>
3209
3210 * Makefile.in (graphite.o): Depends on PREDICT_H.
3211 * graphite.c: Include predict.h.
3212 (graphite_finalize): Call tree_estimate_probability.
3213 * predict.c (predict_loops): Do not call scev_initialize and
3214 scev_finalize.
3215 (tree_estimate_probability_bb): New.
3216 (tree_estimate_probability): Do not initialize loops: move that
3217 code to the driver. Call tree_estimate_probability_bb.
3218 (tree_estimate_probability_driver): New.
3219 (pass_profile): Use tree_estimate_probability_driver.
3220 * predict.h (tree_estimate_probability): Declared.
3221
87d4d0ee
SP		 32222009-08-05 Sebastian Pop <sebastian.pop@amd.com>
3223
3224 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3225 * graphite-dependences.c (graphite_legal_transform): Add time to
3226 TV_GRAPHITE_DATA_DEPS.
3227 (dependency_between_pbbs_p): Same.
3228 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3229
32302009-08-03 Sebastian Pop <sebastian.pop@amd.com>
3231
3232 * Merge from mainline (r149952:150372).
3233
2abae5f1
SP		 32342009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3235
3236 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
3237 * graphite-blocking.c: Same.
3238 * graphite-clast-to-gimple.c: Same.
3239 * graphite-dependences.c: Same.
3240 * graphite-poly.c: Same.
3241 * graphite-poly.h: Same.
3242 * graphite-ppl.c: Same.
3243 * graphite-scop-detection.c: Same.
3244 * graphite-sese-to-poly.c: Same.
3245 * graphite.c: Same.
3246
32472009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3248
3249 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
3250 (remove_simple_copy_phi): New.
3251 (remove_invariant_phi): New.
3252 (simple_copy_phi_p): New.
3253 (reduction_phi_p): New.
3254 (gsi_for_ssa_name_def): New.
3255 (insert_out_of_ssa_copy): New.
3256 (insert_out_of_ssa_copy_on_edge): New.
3257 (create_zero_dim_array): New.
3258 (scalar_close_phi_node_p): New.
3259 (rewrite_close_phi_out_of_ssa): New.
3260 (rewrite_phi_out_of_ssa): New.
3261 (rewrite_reductions_out_of_ssa): New.
3262 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
3263
45489e99
SP		 3264 * gcc.dg/graphite/id-11.c: New.
3265 * gcc.dg/graphite/id-15.c: New.
3266 * gcc.dg/graphite/interchange-1.c: Un-XFAIL.
3267 * gcc.dg/graphite/interchange-2.c: Un-XFAIL.
3268 * gcc.dg/graphite/interchange-3.c: Un-XFAIL.
3269 * gcc.dg/graphite/interchange-4.c: Un-XFAIL.
3270 * gcc.dg/graphite/interchange-7.c: Un-XFAIL.
3271 * gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
3272 * gfortran.dg/graphite/id-13.f: New.
3273 * gfortran.dg/graphite/id-5.f: New.
2abae5f1
SP		 3274
32752009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3276
3277 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
3278 check that nb_reductions_in_loop is zero.
3279 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
3280 reduction phi nodes.
3281 (nb_reductions_in_loop): Removed.
3282 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
3283 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
3284 (bb_contains_non_iv_scalar_phi_nodes): Removed.
3285 (scop_contains_non_iv_scalar_phi_nodes): Removed.
3286 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
3287
32882009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3289
3290 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
3291 statements that have an empty iteration domain.
45489e99 3292 * gfortran.dg/graphite/id-16.f: New.
2abae5f1
SP		 3293
32942009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3295
3296 * tree-scalar-evolution.c (instantiate_scev_1): Return
3297 chrec_dont_know when the result is not above instantiate_below.
3298 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
3299 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
3300 the tree has a known scalar evolution.
45489e99
SP		 3301 * gfortran.dg/graphite/id-14.f: New.
3302 * gfortran.dg/graphite/id-15.f: New.
2abae5f1
SP		 3303
33042009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3305
3306 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
3307 insert_gsi.
3308 (rename_variables): Keep inserting renames after the ones already
3309 inserted.
3310
33112009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3312
3313 * graphite-sese-to-poly.c (compare_bb_depths): New.
3314 (graphite_sort_dominated_info): New.
3315 (build_scop_bbs_1): Call graphite_sort_dominated_info.
3316 (build_scop_scattering): Fix comment.
3317
33182009-07-28 Sebastian Pop <sebastian.pop@amd.com>
3319
3320 * graphite.c (graphite_finalize): Call print_loops instead of
3321 dump_function_to_file.
45489e99
SP		 3322 * gcc.dg/graphite/graphite.exp: Fix formatting.
3323 * gcc.dg/graphite/pr35356-1.c: New. Look for the number of
2abae5f1 3324 loops generated in the graphite output file.
45489e99
SP		 3325 * gcc.dg/graphite/pr35356-2.c: New.
3326 * gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
3327 * gfortran.dg/graphite/id-12.f: New.
2abae5f1
SP		 3328
33292009-07-24 Li Feng <nemokingdom@gmail.com>
3330
45489e99 3331 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
2abae5f1
SP		 3332 Remove 2 XFAIL.
3333
33342009-07-24 Li Feng <nemokingdom@gmail.com>
3335 Tobias Grosser <grosser@fim.uni-passau.de>
3336
3337 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
3338 alias set number build alias in ACCESSES polyhedron.
3339 (build_alias_set_for_drs): New.
3340 (build_pbb_drs): Added build_alias_set_for_drs.
3341 * graphite-dependences.c (poly_drs_may_alias_p): New.
3342 (graphite_carried_dependence_level_k): Check alias information
3343 before building polyhedron.
3344
33452009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
3346
3347 * Makefile.in (lambda-code.o): Fix formatting.
3348
33492009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
3350
3351 * Merge from mainline (r149350-149952)
3352
33532009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
3354
3355 * graphite-poly.c (apply_poly_transforms): Move strip_mine
3356 before interchange to prepare for loop blocking.
3357
33582009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
3359
3360 * graphite-poly.c (apply_poly_transforms): Add checks after every
3361 transformation.
3362 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
3363 done in apply_poly_transforms.
3364
33652009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3366
3367 * graphite-dependences.c (build_lexicographically_gt_constraint):
3368 Replace RES parameter with *RES.
3369 (dependence_polyhedron_1): Pass an address of the parameter RES
3370 instead of value of RES.
3371
33722009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3373
3374 * graphite.c (graphite_finalize): Fix comment.
3375 (graphite_transform_loops): Reset scev info after code generation
3376 of each scop.
3377
33782009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3379
3380 * graphite.c (graphite_finalize): Call scev_reset.
3381
33822009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3383
3384 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
3385 GBB_CLOOG_IV_TYPES hash table twice.
3386 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
3387 (add_condition_to_domain): Clear GMP values.
3388
33892009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3390
3391 * graphite-dependences.c: Fix formatting.
3392 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
3393 (pbb_number_of_iterations): Free ppl_Linear_Expression.
3394 * graphite-sese-to-poly.c: Fix formatting.
3395 * graphite.c (graphite_transform_loops): Create the hash table
3396 after the early return.
3397
33982009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3399
45489e99
SP		 3400 * gcc.dg/graphite/id-14.c: New.
3401 * gcc.dg/graphite/pr40157.c: New.
3402 * gfortran.dg/graphite/id-11.f: New.
2abae5f1
SP		 3403
34042009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3405
3406 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
3407 (build_poly_scop): Return false when there are no pbbs within
3408 loops to avoid to pass to cloog scops with no loops.
3409
34102009-07-16 Sebastian Pop <sebastian.pop@amd.com>
3411
3412 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
3413 useless test "i % 2".
3414 (build_pbb_scattering_polyhedrons): Fix formatting.
3415 (build_poly_dr): Same.
3416 * graphite.c (graphite_transform_loops): Restructure.
3417
34182009-07-14 Razya Ladelsky <razya@il.ibm.com>
3419
3420 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
3421 reduction_list parameter.
3422 (rewrite_all_phi_nodes_with_iv): Same.
3423 (canonicalize_loop_ivs): Same.
3424 * tree-parloops.c (struct brli): Removed.
3425 (build_reduction_list_info): Removed.
3426 (build_new_reduction): New.
3427 (analyze_reduction_list): Removed.
3428 (gather_scalar_reductions): Find reductions instead of phi
3429 nodes that can't be canonicalized.
3430 (try_create_reduction_list): Remove reduction_list parameter.
3431 (gen_parallel_loop): Same.
3432 (parallelize_loops): Remove analyze_reductions variable,
3433 initialization and free.
3434 Change reduction_list htab initialization to reduction_info
3435 elements instead of ssa names.
3436 Call try_create_reduction_list and gen_parallel_loop without
3437 analyzed_reduction argument.
3438 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
3439 canonicalize_loop_ivs with one less argument.
3440 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
3441
34422009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3443
3444 * graphite-dependences.c (new_poly_dr_pair): New.
3445 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
3446 (new_poly_dr_pair): New.
3447 (eq_poly_dr_pair_p): New.
3448 (hash_poly_dr_pair_p): New.
3449 * graphite-dependences.h (struct poly_dr_pair): New.
3450 (eq_poly_dr_pair_p): Declared.
3451 (hash_poly_dr_pair_p): Declared.
3452 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
3453 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
3454 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
3455 * Makefile.in (graphite-poly.o): Add dependence on
3456 graphite-dependences.h.
3457
34582009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3459
3460 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
3461 polynomials of degree > 1 pass to Graphite.
3462 * tree-chrec.c (scev_is_linear_expression): Call
3463 evolution_function_is_affine_multivariate_p.
45489e99 3464 * gfortran.dg/graphite/id-10.f90: New.
2abae5f1
SP		 3465
34662009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3467
3468 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
3469 Instantiate scevs varying in outer loops.
45489e99 3470 * gfortran.dg/graphite/id-9.f: Correct testcase.
2abae5f1
SP		 3471
34722009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3473
3474 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
3475 redundant constraint.
3476
34772009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3478
45489e99
SP		 3479 * gcc.dg/graphite/graphite.exp: Fix comments.
3480 * gfortran.dg/graphite/graphite.exp: Trigger actions
2abae5f1 3481 based on the file names as in the C testsuite.
45489e99
SP		 3482 * gfortran.dg/graphite/block-1.f90: Fix patterns.
3483 * gfortran.dg/graphite/block-2.f: Same.
3484 * gfortran.dg/graphite/block-3.f90: Same.
3485 * gfortran.dg/graphite/block-4.f90: Same.
3486 * gfortran.dg/graphite/id-1.f90: Same.
3487 * gfortran.dg/graphite/id-2.f90: Same.
3488 * gfortran.dg/graphite/id-3.f90: Same.
3489 * gfortran.dg/graphite/id-4.f90: Same.
3490 * gfortran.dg/graphite/id-6.f: Same.
3491 * gfortran.dg/graphite/id-9.f: Same.
3492 * gfortran.dg/graphite/interchange-1.f: Same.
3493 * gfortran.dg/graphite/interchange-2.f: Same.
3494 * gfortran.dg/graphite/scop-1.f: Same.
2abae5f1
SP		 3495
34962009-07-14 Sebastian Pop <sebastian.pop@amd.com>
3497
3498 * sese.c (expand_scalar_variables_call): New.
3499 (expand_scalar_variables_ssa_name): Handle calls in expander.
3500
35012009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3502
45489e99 3503 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
2abae5f1 3504 Expect to see the pattern twice.
45489e99
SP		 3505 * gcc.dg/graphite/interchange-0.c: Un-XFAIL.
3506 * gcc.dg/graphite/interchange-5.c: Same.
3507 * gcc.dg/graphite/interchange-6.c: Same.
2abae5f1
SP		 3508
35092009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3510
45489e99
SP		 3511 * gcc.dg/graphite/id-10.c: New.
3512 * gcc.dg/graphite/id-12.c: New.
3513 * gfortran.dg/graphite/id-7.f: New.
3514 * gfortran.dg/graphite/id-8.f: New.
2abae5f1
SP		 3515
35162009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3517
3518 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
3519 zero.
3520
35212009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3522
3523 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
3524
35252009-07-13 Sebastian Pop <sebastian.pop@amd.com>
3526
3527 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
3528
35292009-07-10 Sebastian Pop <sebastian.pop@amd.com>
3530
3531 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
3532 building PDR subscripts.
3533
35342009-07-10 Sebastian Pop <sebastian.pop@amd.com>
3535
3536 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
3537 computation of array sizes.
3538
35392009-07-10 Sebastian Pop <sebastian.pop@amd.com>
3540
3541 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
3542
35432009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
3544
3545 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
3546 build_pairwise_constraint, dr_equality_constraints,
3547 build_pairwise_scheduling_equality,
3548 build_pairwise_scheduling_inequality, lexicographically_gt_p,
3549 build_lexicographically_gt_constraint, dependence_polyhedron,
3550 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
3551 Move from NNC_Polyhedron to C_Polyhedron.
3552 * graphite-interchange.c (compute_array_size_poly,
3553 gather_access_strides): Dito.
3554 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
3555 free_scop, pbb_number_of_iterations): Dito.
3556 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
3557 pbb_dim_iter_domain, struct scop): Dito.
3558 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
3559 new_Cloog_Domain_from_ppl_Polyhedron,
3560 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
3561 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
3562 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
3563 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
3564 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
3565 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
3566 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
3567 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
3568 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
3569 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
3570 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
3571 build_scop_iteration_domain, build_poly_dr): Dito
3572
35732009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3574
45489e99 3575 * gcc.dg/graphite/graphite.exp: Added a rule to execute
2abae5f1 3576 run-id-*.c files.
45489e99 3577 * gcc.dg/graphite/run-id-1.c: New.
2abae5f1
SP		 3578
35792009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3580
3581 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
3582 positivity constraint on the symbolic number of iterations.
3583
35842009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3585
3586 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
3587
35882009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3589 Tobias Grosser <grosser@fim.uni-passau.de>
3590
3591 * graphite-clast-to-gimple.c (build_scop_context): Removed.
3592 (build_cloog_prog): Directly use SCOP_CONTEXT.
3593 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
3594 (free_scop): Free SCOP_CONTEXT.
3595 (print_scop_context): New.
3596 (print_scop): Call print_scop_context.
3597 (debug_scop_context): New.
3598 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
3599 (struct scop): Added field context.
3600 (SCOP_CONTEXT): New.
3601 * graphite-sese-to-poly.c (add_param_constraints): New.
3602 (build_scop_context): New.
3603 (build_poly_scop): Call build_scop_context.
3604
36052009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3606
3607 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
3608 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
3609 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
3610 * graphite-ppl.h: Include double-int.h and tree.h.
3611 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
3612 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
3613 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
3614 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
3615
36162009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3617
3618 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
3619 POINTER_PLUS_EXPR for pointer types.
3620 (clast_to_gcc_expression): Same.
3621
36222009-07-09 Sebastian Pop <sebastian.pop@amd.com>
3623
3624 * graphite-poly.c (print_scattering_function): Early return when
3625 PBB_TRANSFORMED_SCATTERING is not initialized.
3626 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
3627
36282009-07-08 Sebastian Pop <sebastian.pop@amd.com>
3629
3630 * tree-parloops.c (analyze_reduction_list): Remove unused variable
3631 to fix bootstrap.
3632
36332009-07-08 Razya Ladelsky <razya@il.ibm.com>
3634
3635 * tree-parloops.c (analyze_reduction_list): Change return
3636 value to void.
3637 (try_create_reduction_list): Move the call to
3638 analyze_reduction_list to the beginining.
3639 Call reduction_phi with analyzed_reductions as argument
3640 instead of reduction_list.
3641
36422009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
3643
3644 * Merge from mainline (r148296:149346)
3645
36462009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3647
3648 * graphite-scop-detection.c (graphite_can_represent_init): New.
3649 (graphite_can_represent_scev): Call graphite_can_represent_init:
3650 check that the initial value does not contain multiplications of
3651 parameters.
3652 (stmt_has_simple_data_refs_p): New.
3653 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
3654 (is_simple_operand): Fix formatting.
3655 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
3656
36572009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3658
45489e99 3659 * gcc.dg/graphite/id-13.c: New.
2abae5f1
SP		 3660 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
3661 analyze_scalar_evolution, use scalar_evolution_in_region.
3662 (scan_tree_for_params_right_scev): Add extra assert.
3663 (parameter_index_in_region_1): Split from parameter_index_in_region.
3664 (idx_record_params): Use scalar_evolution_in_region.
3665 (find_params_in_bb): Same.
3666 (find_scop_parameters): Same.
3667 (build_loop_iteration_domains): Same.
3668 (create_linear_expr_from_tree): Same.
3669 * sese.c (scalar_evolution_in_region): New.
3670 * sese.h (scalar_evolution_in_region): Declared.
3671 (defined_in_sese_p): New.
3672 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
3673 static anymore.
3674 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
3675 Declared.
3676
36772009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3678
3679 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
3680 TREE_DATA_REF_H also implies SCEV_H.
3681
36822009-07-07 Sebastian Pop <sebastian.pop@amd.com>
3683
3684 * graphite-poly.c (print_scop_params): New.
3685 (print_scop): Call print_scop_params.
3686 (debug_scop_params): New.
3687 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
3688
36892009-07-07 Li Feng <nemokingdom@gmail.com>
3690
45489e99
SP		 3691 * gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
3692 * gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
3693 * gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
3694 * gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
3695 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
3696 * gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
2abae5f1
SP		 3697
36982009-07-07 Li Feng <nemokingdom@gmail.com>
3699
3700 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
3701 for dependency checking part.
45489e99 3702 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
2abae5f1 3703 tests for dependency checking.
45489e99
SP		 3704 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
3705 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
3706 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
2abae5f1
SP		 3707 flag -fdump-tree-graphite-all for autopar testsuites.
3708
37092009-07-06 Sebastian Pop <sebastian.pop@amd.com>
3710
3711 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
3712 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
3713 canonicalize_loop_ivs): Moved...
3714 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
3715
37162009-07-06 Sebastian Pop <sebastian.pop@amd.com>
3717
3718 * tree-parloops.c (try_create_reduction_list): Pass an extra
3719 argument analyzed_reductions. Call analyze_reduction_list.
3720 (gen_parallel_loop): Do not call analyze_reduction_list.
3721 (parallelize_loops): Init and finalize analyzed_reductions.
3722
37232009-07-06 Li Feng <nemokingdom@gmail.com>
3724
45489e99 3725 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2abae5f1
SP		 3726 Added flag -fno-loop-strip-mine for autopar testcase.
3727
37282009-07-04 Li Feng <nemokingdom@gmail.com>
3729
3730 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
3731 transformed scattering dimension instead of unmatch orignal when
3732 calling dependence_polyhedron.
3733
37342009-06-30 Sebastian Pop <sebastian.pop@amd.com>
3735
3736 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
3737
37382009-06-30 Sebastian Pop <sebastian.pop@amd.com>
3739
3740 * graphite-poly.c (pbb_number_of_iterations): Check for returned
3741 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
3742
37432009-06-30 Sebastian Pop <sebastian.pop@amd.com>
3744
3745 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
3746 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
3747 * graphite-poly.c (pbb_number_of_iterations): New.
3748 * graphite-poly.h (pbb_number_of_iterations): Declared.
3749 (pbb_iterator_dim, pbb_parameter_dim): New.
3750
37512009-06-29 Sebastian Pop <sebastian.pop@amd.com>
3752
3753 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
3754 last commit on type of lower and upper bound of loops.
3755
37562009-06-29 Li Feng <nemokingdom@gmail.com>
3757
3758 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
3759 graphite-dependences.h.
3760 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
3761 (mark_bb_with_pbb): New.
3762 (get_stmtfor_depth): New.
3763 (find_pbb_via_hash): New.
3764 (dependency_in_loop_p): New.
3765 (mark_loops_parallel): New.
3766 (free_aux_in_new_loops): New.
3767 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
3768 bb with it's relevant pbb. Mark newly created loops. Remove mark
3769 innermost loop parallel without checking.
3770 (gloog): Add parameter BB_PBB_MAPPING.
3771 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
3772 (gloog): Change declaration.
3773 (mark_loop_parallel): Make extern.
3774 (free_aux_in_new_loops): Declare.
3775 (bb_pbb_map_hash): New.
3776 (eq_bb_pbb_map): New.
3777 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
3778 auto parallelization when flag_graphite_force_parallel is set.
3779 (graphite_finalize): Added free_aux_in_new_loops.
3780 * tree-parloops.c (parallelize_loops): Only generate parallel code for
3781 the innermost loop that marked parallel. Use
3782 flag_graphite_force_parallel instead of loop->can_be_parallel.
3783 (loop_parallel_p): Move inner most checking out of function.
3784
37852009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3786
3787 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
3788 type of lower and upper bound of loops signed long int.
3789
37902009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3791
3792 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
3793 expression outside the loop.
3794
37952009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3796
3797 * gcc.dg/graphite/interchange-8.c: New.
3798
37992009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3800
3801 * gcc.dg/graphite/interchange-0.c: XFailed.
3802 * gcc.dg/graphite/interchange-5.c: XFailed.
3803 * gcc.dg/graphite/interchange-6.c: XFailed.
3804
38052009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3806
3807 * graphite-interchange.c (compute_array_size_poly): The end of the
3808 recursion should return 1.
3809
38102009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3811
3812 * graphite-interchange.c (compute_array_size_cstr): Allow the
3813 subscript multiplier to be -1.
3814 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
3815 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
3816 data_container. Initializes PDR_DATA_CONTAINER.
3817 (print_pdr_access_layout): New.
3818 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
3819 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
3820 data_container.
3821 (PDR_DATA_CONTAINER): New.
3822 (new_poly_dr): Update declaration.
3823 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
3824 (build_poly_dr): Call pdr_add_data_dimensions.
3825
38262009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3827
3828 * graphite-poly.h (struct poly_dr): Fix comment.
3829 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
3830 (pdr_add_memory_accesses): New.
3831 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
3832
38332009-06-26 Sebastian Pop <sebastian.pop@amd.com>
3834
3835 * graphite-poly.c (print_pdrs, debug_pdrs): New.
3836 (print_pbb): Add call to print_pdrs.
3837 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
3838
38392009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3840 Li Feng <nemokingdom@gmail.com>
3841
3842 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
3843 (dependency_between_pbbs_p): New.
3844 (lexicographically_gt_p): Assure !empty_p before polyhedron
3845 intersection assign.
3846 (build_lexicographically_gt_constraint): Correct lexicographically
3847 judging.
3848 * graphite-dependences.h: New.
3849 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
3850
38512009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3852
3853 * graphite-clast-to-gimple.c (print_clast_stmt): New.
3854 (gloog): Print to dump_file the generated clast.
3855 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
3856 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
3857
38582009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3859
3860 * graphite-poly.c (extend_scattering): Increment
3861 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
3862
38632009-06-24 Sebastian Pop <sebastian.pop@amd.com>
3864
3865 * graphite-interchange.c (compute_array_size_poly): Added exit of
3866 recursion condition. Continue iterating even after the first equality.
3867 (compute_array_size): Same.
3868
38692009-06-24 Li Feng <nemokingdom@gmail.com>
3870
45489e99 3871 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2abae5f1 3872 -fdump-tree-final_cleanup to -fdump-tree-optimized.
45489e99
SP		 3873 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
3874 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
3875 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2abae5f1
SP		 3876
38772009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3878
3879 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
3880 only when the use verifies is_gimple_reg.
3881
38822009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3883
3884 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
3885 Allocate scaldims after call to unify_scattering_dimensions.
3886
38872009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3888
3889 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
3890
38912009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3892 Albert Cohen <albert.cohen@inria.fr>
3893
3894 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
3895 variables for the strip mining.
3896
38972009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3898 Pranav Garg <pranav.garg2107@gmail.com>
3899
3900 * Makefile.in (OBJS-common): Added graphite-blocking.o.
3901 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
3902 (graphite-blocking.o): New rule.
3903 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
3904 * graphite-blocking.c: New.
3905 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
3906 flag_loop_strip_mine.
3907 (psct_scattering_dim_for_loop_depth): New.
3908 * graphite-poly.h (scop_do_strip_mine): Declared.
3909 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
3910 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
3911 flag_loop_strip_mine.
3912
39132009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3914
3915 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
3916 a GMP value and a PPL coefficient at each iteration of a loop.
3917
39182009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3919
3920 * graphite-dependences.c (dependence_polyhedron): Do not use
3921 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
3922 pbb_nb_scattering_transform.
3923 (graphite_legal_transform_dr): Same.
3924 * graphite-poly.c (extend_scattering): Same.
3925 (unify_scattering_dimensions): Same.
3926 (print_scattering_function): Same.
3927 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
3928 PBB_NB_LOCAL_VARIABLES.
3929 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
3930 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
3931 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
3932 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
3933 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
3934 (pbb_nb_scattering_transform): New.
3935 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
3936 (psco_scattering_dim): Add assert on parameters.
3937 (psct_scattering_dim): Same.
3938 (psct_scattering_dim_for_loop_depth): Declared.
3939 (psct_local_var_dim): New.
3940 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
3941 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
3942 correct layout, call pbb_nb_local_vars.
3943 (psct_add_local_variable, psct_add_scattering_dimension): New.
3944 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3945 Initialize PBB_NB_SCATTERING_TRANSFORM.
3946
39472009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3948
3949 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
3950 (set_coef): Renamed ppl_set_coef.
3951 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
3952
39532009-06-23 Sebastian Pop <sebastian.pop@amd.com>
3954
3955 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
3956 test a boolean against 1.
3957 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
3958 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
3959 (pbb_do_interchange): Returns true when a transform has been performed.
3960 (scop_do_interchange): Same.
3961 * graphite-poly.c (apply_poly_transforms): Use the return value of
3962 scop_do_interchange.
3963 * graphite-poly.h (scop_do_interchange): Update declaration.
3964
39652009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
3966
3967 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
3968 after last use.
3969 * sese.c (sese_reset_aux_in_loops): New.
3970 * sese.h (sese_reset_aux_in_loops): New.
3971
39722009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3973
3974 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
3975 multiplier and multiply the constant by the multiplier.
3976 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
3977 (build_poly_dr): Do not use the multiplier to define the subscript.
3978
39792009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3980
3981 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
3982 compiler's data reference. Initialize PDR_CDR.
3983 (print_pdr): Call dump_data_reference.
3984 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
3985 Add compiler_dr field.
3986 (PDR_BB): Renamed PDR_PBB.
3987 (PDR_CDR): New.
3988 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
3989 GCC's data reference representation.
3990 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
3991 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
3992
39932009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3994
3995 * graphite-poly.c (print_scattering_function): Also print the layout.
3996 * graphite-poly.h (pbb_nb_local_vars): New.
3997
39982009-06-19 Sebastian Pop <sebastian.pop@amd.com>
3999
4000 * graphite-poly.c (print_pbb_domain): Also print the layout names.
4001
40022009-06-19 Sebastian Pop <sebastian.pop@amd.com>
4003
4004 * graphite-poly.c (print_pdr, debug_pdr): New.
4005 * graphite-poly.h (print_pdr, debug_pdr): Declared.
4006 (PDR_BASE): Removed.
4007
40082009-06-18 Sebastian Pop <sebastian.pop@amd.com>
4009
45489e99 4010 * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2abae5f1
SP		 4011 ltrans-{1..6,8}.c.
4012
40132009-06-18 Sebastian Pop <sebastian.pop@amd.com>
4014
4015 * graphite-interchange.c (compute_subscript): Allow also -1 in the
4016 subscript identification column.
4017 (pbb_do_interchange): Print to dump_file that some loops "will be
4018 interchanged". Rely on that chain of characters in the testcases.
4019 * gcc.dg/graphite/interchange-0.c: New.
4020 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
4021 interchange-*.c files and compile them with -floop-interchange.
4022
40232009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
4024
4025 * graphite-interchange.c (interchange_profitable_p): Renamed
4026 pbb_interchange_profitable_p.
4027
40282009-06-18 Sebastian Pop <sebastian.pop@amd.com>
4029 Harsha Jagasia <harsha.jagasia@amd.com>
4030 Pranav Garg <pranav.garg2107@gmail.com>
4031
4032 * graphite-interchange.c (interchange_profitable_p): Make static.
4033 (pbb_interchange_loop_depths, pbb_do_interchange,
4034 scop_do_interchange): New.
4035 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
4036 for flag_loop_interchange.
4037 * graphite-poly.h (scop_do_interchange): Declared.
4038 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
4039 flag_loop_interchange is used.
4040
40412009-06-18 Sebastian Pop <sebastian.pop@amd.com>
4042
4043 * graphite-dependences.c (dependence_polyhedron): Update use of
4044 pbb_nb_scattering_dims.
4045 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
4046 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
4047 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
4048 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
4049
40502009-06-16 Sebastian Pop <sebastian.pop@amd.com>
4051
4052 * graphite.c: Cleanup foo.
4053
40542009-06-16 Sebastian Pop <sebastian.pop@amd.com>
4055
4056 * Merge from mainline (r143684:148293).
4057 * Disabled libpcp until it gets fixed.
4058
40592009-06-05 Sebastian Pop <sebastian.pop@amd.com>
4060 Harsha Jagasia <harsha.jagasia@amd.com>
4061
4062 * graphite-interchange.c: New.
4063 * Makefile.in (graphite-interchange.o): New.
4064 * graphite-poly.h (interchange_profitable_p): Declared.
4065 * graphite-ppl.h (value_max): New.
4066
40672009-06-04 Sebastian Pop <sebastian.pop@amd.com>
4068
4069 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
4070 * graphite-poly.h: Fix some comments.
4071 (pdr_dim): New.
4072 (pdr_scop): New.
4073
40742009-06-04 Sebastian Pop <sebastian.pop@amd.com>
4075
4076 * graphite-poly.h
4077 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
4078 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
4079 (pdr_accessp_nb_params): Renamed pdr_nb_params.
4080 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
4081 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
4082 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
4083 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
4084 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
4085 * graphite-clast-to-gimple.c: Same.
4086 * graphite-dependences.c: Same.
4087 * graphite-poly.c: Same.
4088 * graphite-sese-to-poly.c: Same.
4089
40902009-06-03 Sebastian Pop <sebastian.pop@amd.com>
4091
4092 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
4093 expressions for an IV rename, as returned by clast_to_gcc_expression.
4094 (copy_renames): Rename new_name to expr.
4095 * sese.c (debug_rename_elt): Same.
4096 (get_rename): Same.
4097 (set_rename): Same.
4098 (sese_adjust_liveout_phis): Call force_gimple_operand before using
4099 the information from the rename map.
4100 (rename_variables_in_stmt): Same.
4101 (add_loop_exit_phis): Rename new_name to expr.
4102 (insert_loop_close_phis): Same.
4103 (add_guard_exit_phis): Same. Call force_gimple_operand.
4104 * sese.h (struct rename_map_elt): Rename new_name to expr.
4105 (new_rename_map_elt): Same.
4106
41072009-06-03 Sebastian Pop <sebastian.pop@amd.com>
4108
4109 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
4110 * sese.c (set_rename): Make it extern.
4111 * sese.h (set_rename): Declared.
4112
41132009-06-03 Sebastian Pop <sebastian.pop@amd.com>
4114
4115 * graphite-poly.c (extend_scattering): Free values.
4116 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
4117 Free iterators.
4118 (ppl_print_powerset_matrix): Same.
4119 * graphite-scop-detection.c (free_scops_1): New.
4120 (limit_scops): Call free_scops_1.
4121 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
4122 (build_poly_dr): Free PPL coefficients.
4123 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
4124
41252009-06-02 Sebastian Pop <sebastian.pop@amd.com>
4126
4127 * graphite-dependences.c: New.
4128 * graphite-data-ref.c: Removed.
4129 * graphite-data-ref.h: Removed.
4130 * Makefile.in (graphite-data-ref.o): Removed.
4131 (graphite-dependences.o): Added.
4132 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
4133 * graphite-poly.c: Same.
4134 Move the data dependence testing to graphite-dependences.c.
4135
41362009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
4137
4138 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
4139 from graphite_cannot_represent_loop. Code refactored.
4140 (scopdet_basic_block_info): Call graphite_can_represent_loop.
4141
41422009-05-17 Li Feng <nemokingdom@gmail.com>
4143
45489e99 4144 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2abae5f1
SP		 4145 Cover all the testcases (not only the filtered ones).
4146
41472009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
4148
4149 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
4150 unnecessary check. Update comments. Move check for REAL_TYPE here.
4151 (harmful_stmt_in_bb): Remove checks for conditions. This is already
4152 done in (stmt_simple_for_scop_p).
4153
41542009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
4155
4156 * graphite.c (print_global_statistics): New.
4157 (print_graphite_scop_statistic): New.
4158 (print_graphite_statistics): New.
4159 (graphite_initialize, graphite_transform_loops): Print statistics.
4160 * graphite-scop-detection (build_scops): Print statistics.
4161 (print_graphite_scop_statistics): New.
4162 (print_graphite_statistics): New.
4163
41642009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4165
4166 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
4167 (debug_clast_name_index): Removed.
4168 (debug_clast_name_indexes_1): Removed.
4169 (debug_clast_name_indexes): Removed.
4170 (clast_name_index_elt_info): Removed.
4171 (eq_clast_name_indexes): Removed.
4172 (clast_name_to_index): Removed.
4173 (new_clast_name_index): Removed.
4174 (save_clast_name_index): Removed.
4175 (save_var_name): Moved...
4176 (init_sese_params_index): Removed.
4177 (clast_name_to_gcc): Remove use of name_tree.
4178 (initialize_cloog_names): Same.
4179 (gloog): Do not call init_sese_params_index.
4180 * graphite-sese-to-poly.c (save_var_name): ...here.
4181 (parameter_index_in_region): New.
4182 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
4183 (parameter_index_in_region): Removed.
4184 (is_parameter): Remove use of name_tree.
4185 * sese.h (struct name_tree): Removed.
4186 (struct sese): Remove use of name_tree. New field params_names.
4187 (SESE_PARAMS_NAMES): New.
4188 (SESE_PARAMS): Remove duplicate.
4189 (parameter_index_in_region): Removed.
4190 (sese_nb_params): Remove use of name_tree.
4191 (struct clast_name_index): New.
4192 (new_clast_name_index): New.
4193 (clast_name_to_index): New.
4194 (save_clast_name_index): New.
4195 (debug_clast_name_index): New.
4196 (debug_clast_name_indexes_1): New.
4197 (debug_clast_name_indexes): New.
4198 (clast_name_index_elt_info): New.
4199 (eq_clast_name_indexes): New.
4200
42012009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4202
4203 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
4204 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
4205 (graphite_loop_normal_form): Do not pass region. Do not
4206 initialize SESE_OLDIVS.
4207 (build_graphite_loop_normal_form): Update call to
4208 graphite_loop_normal_form.
4209 * sese.c (debug_oldivs): Removed.
4210 (new_sese): Do not initialize SESE_OLDIVS.
4211 (free_sese): Do not free SESE_OLDIVS.
4212 (oldiv_for_loop): Removed.
4213 * sese.h (struct sese): Remove old_ivs.
4214 (SESE_OLDIVS): Removed.
4215 (oldiv_for_loop): Removed.
4216
42172009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4218
4219 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
4220 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
4221 replaced by a call to newivs_to_depth_to_newiv.
4222 (clast_to_gcc_expression): Pass newivs, remove ivstack.
4223 (clast_to_gcc_expression_red): Same.
4224 (gcc_type_for_clast_expr): Same.
4225 (gcc_type_for_clast_eq): Same.
4226 (graphite_translate_clast_equation): Same.
4227 (graphite_create_guard_cond_expr): Same.
4228 (graphite_create_new_guard): Same.
4229 (graphite_create_new_loop): Same.
4230 (build_iv_mapping): Same.
4231 (translate_clast): Same.
4232 (gloog): Same.
4233 (loop_iv_stack_patch_for_consts): Removed. *
4234 sese.c (iv_stack_entry_is_constant): Removed.
4235 (iv_stack_entry_is_iv): Removed.
4236 (loop_iv_stack_push_iv): Removed.
4237 (loop_iv_stack_insert_constant): Removed.
4238 (loop_iv_stack_pop): Removed.
4239 (loop_iv_stack_get_iv): Removed.
4240 (loop_iv_stack_get_iv_from_name): Removed.
4241 (debug_loop_iv_stack): Removed.
4242 (free_loop_iv_stack): Removed.
4243 (loop_iv_stack_remove_constants): Removed. *
4244 sese.h (iv_stack_entry_kind): Removed.
4245 (iv_stack_entry_data_union): Removed.
4246 (iv_stack_entry_struct): Removed.
4247 (iv_stack_entry_p): Removed.
4248 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
4249 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
4250 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
4251 loop_iv_stack_pop, free_loop_iv_stack): Removed.
4252 (gbb_loop_at_index): Fix indenting.
4253 (gbb_loop_index): Removed.
4254
42552009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4256
4257 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
4258 Call clast_name_to_index.
4259
42602009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4261
4262 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
4263 do not pass params. Get params from SESE_PARAMS.
4264 (clast_to_gcc_expression): Same.
4265 (clast_to_gcc_expression_red): Same.
4266 (gcc_type_for_clast_eq): Same.
4267 (graphite_translate_clast_equation): Same.
4268 (graphite_create_new_loop): Same.
4269 * sese.c (rename_variables_in_stmt): Fix comment.
4270
42712009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4272
4273 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
4274 newivs_index.
4275 Call save_clast_name_index.
4276 (translate_clast): Pass newivs_index.
4277 (gloog): Create and free newivs_index.
4278
42792009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4280
4281 * graphite-clast-to-gimple.c (clast_name_index): New structure.
4282 (clast_name_index_p): New type.
4283 (debug_clast_name_index): New.
4284 (debug_clast_name_indexes_1): New.
4285 (debug_clast_name_indexes): New.
4286 (clast_name_index_elt_info): New.
4287 (eq_clast_name_indexes): New.
4288 (clast_name_to_index): New.
4289 (new_clast_name_index): New.
4290 (save_clast_name_index): New.
4291 (init_sese_params_index): New.
4292 (gloog): Call init_sese_params_index.
4293 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
4294 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
4295 (free_sese): Free SESE_PARAMS_INDEX.
4296 * sese.h (struct sese): Add params_index.
4297 (SESE_PARAMS_INDEX): New.
4298
42992009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4300
4301 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
4302 (graphite_create_new_loop): Pass the newivs vector. Push the
4303 newly created IV to newivs.
4304 (translate_clast): Pass the newivs vector.
4305 (gloog): Create and destroy the newivs vector.
4306
43072009-05-13 Sebastian Pop <sebastian.pop@amd.com>
4308
4309 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
4310 (graphite_loop_normal_form): Initialize loop->aux with the unique
4311 IV that has been created.
4312
43132009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
4314
4315 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
4316 scev with parameters in the base part. They where forbidden
4317 exidently.
4318
43192009-05-11 Li Feng <nemokingdom@gmail.com>
4320
45489e99 4321 * gcc.dg/graphite/graphite.exp: Set different default
2abae5f1 4322 compile options by file names.
45489e99
SP		 4323 * gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
4324 * gcc.dg/graphite/id-{1-9}.c: Ditto.
4325 * gcc.dg/graphite/scop-{0-20}.c: Ditto.
4326 * gcc.dg/graphite/scop-matmult.c: Ditto.
2abae5f1
SP		 4327
43282009-05-08 Li Feng <nemokingdom@gmail.com>
4329
45489e99
SP		 4330 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
4331 * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
4332 * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
4333 * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2abae5f1
SP		 4334
43352009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
4336
4337 * graphite-scop-detection (build_scops_1): Fix little bug introduced
4338 by final cleanup.
4339
43402009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
4341
4342 * graphite-scop-detection.c (graphite_can_represent_scev): Only
4343 allow integer constant strides.
4344 (graphite_can_represent_expr): Depend on outermost_loop.
4345 (stmt_simple_memref_p, graphite_cannot_represent_loop,
4346 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
4347 build_scops_1): Same.
4348 (scopdet_basic_block_info): Same and insert layered SCoP
4349 detection.
4350 (try_generate_gimple_bb): Cleanup.
4351 (build_scops): Enable data references.
4352
45489e99
SP		 4353 * gcc.dg/graphite/id-5.c: New.
4354 * gcc.dg/graphite/id-9.c: New.
2abae5f1
SP		 4355 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4356 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
4357
43582009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4359
4360 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
4361 that we have not yet built for this SCoP.
4362
43632009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4364
4365 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
4366 for complex numbers.
4367
43682009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4369
4370 * graphite-ppl.c: Fix build if cloog is not available.
4371
43722009-05-04 Li Feng <nemokingdom@gmail.com>
4373
4374 * tree-parloops.c (loop_parallel_p): Remove construction of
4375 NITER and REDUCTION_LIST.
4376 (try_get_loop_niter): New.
4377 (try_create_reduction_list): New.
4378 (parallelize_loops): Bypass the failed checkings in autopar
4379 when can_be_parallel in loop structure is set to true.
4380
43812009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
4382
45489e99
SP		 4383 * gcc.dg/graphite/id-6.c: Update testcase.
4384 * gcc.dg/graphite/scop-3.c: Dito.
2abae5f1
SP		 4385
43862009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
4387
4388 * graphite-scop-detection.c (stmt_simple_for_scop_p):
4389 Enable EQ_EXPR and NE_EXPR again.
4390
43912009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
4392
4393 * graphite-scop-detection.c (graphite_can_represent_scev):
4394 Add check if scev is affine multivariate.
4395 (harmful_stmt_in_bb): Check if we can represent the conditions.
4396 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
4397 harmful_stmt_in_bb.
45489e99 4398 * gcc.dg/graphite/id-7.c: New.
2abae5f1
SP		 4399
44002009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
4401
4402 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
4403 Check all bbs in region, not only the bbs that are represented in
4404 GRAPHITE.
4405 (build_poly_scop): Add newline.
45489e99 4406 * gcc.dg/graphite/id-8.c: New.
2abae5f1
SP		 4407
44082009-04-30 Li Feng <nemokingdom@gmail.com>
4409
4410 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
4411 when loop initialize.
4412 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
4413 * common.opt: Declare flag_graphite_force_parallel.
4414 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
4415 loop parallel.
4416 * graphite-poly.c (apply_poly_transforms): Introduce
4417 flag_graphite_force_parallel.
4418 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
4419 * toplev.c (process_options): ditto and replace a not correctly
4420 encoded space.
4421
44222009-04-30 Li Feng <nemokingdom@gmail.com>
4423
4424 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
4425 Change the call of gbb_loop_at_index and/or gbb_loop_index due
4426 to the redefinition.
4427 (compute_cloog_iv_types_1): ditto.
4428 (build_iv_mapping): ditto.
4429 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
4430 initialization.
4431 (free_gimple_bb): Removed GBB_LOOPS related free part.
4432 (build_bb_loops): Removed.
4433 * sese.h (struct gimple_bb): Removed loops.
4434 (GBB_LOOPS): Removed.
4435 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
4436 (gbb_loop_index): ditto.
4437
44382009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
4439
4440 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
4441 allow non constant strides.
45489e99 4442 * gcc.dg/graphite/scop-20.c: New.
2abae5f1
SP		 4443
44442009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4445
4446 * graphite-scop-detection.c (dot_all_scops): Fix system call
4447 return value warning.
4448 (dot_scop): Same.
4449
44502009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4451
45489e99
SP		 4452 * gcc.dg/graphite/id-6.c: Fix pattern.
4453 * gcc.dg/graphite/scop-3.c: Same.
2abae5f1
SP		 4454
44552009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4456
4457 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
4458 build_pairwise_constraint, dr_equality_constraints,
4459 build_pairwise_scheduling_equality,
4460 build_pairwise_scheduling_inequality, lexicographically_gt_p,
4461 build_lexicographically_gt_constraint, dependence_polyhedron,
4462 graphite_legal_transform_dr, graphite_legal_transform_bb,
4463 graphite_legal_transform): New.
4464 * graphite-poly.h (graphite_legal_transform): Declared.
4465 * graphite-sese-to-poly.c (build_poly_scop): Call to
4466 graphite_legal_transform is disabled for the moment.
4467
44682009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4469
4470 * graphite-poly.h (pbb_nb_scattering_dims): New.
4471 (pbb_nb_scattering): Use it.
4472
44732009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4474
4475 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
4476 Pointset_Powerset version of ppl_insert_dimensions.
4477 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
4478
44792009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4480
4481 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
4482
44832009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4484
4485 * graphite-poly.h: Fix comment.
4486
44872009-04-24 Sebastian Pop <sebastian.pop@amd.com>
4488
4489 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
4490
44912009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
4492
4493 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
4494 statements.
4495
44962009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
4497
4498 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
4499 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
4500 conditions.
4501
45022009-04-20 Sebastian Pop <sebastian.pop@amd.com>
4503
4504 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
4505 handle EQ_EXPR and NE_EXPR.
4506
45072009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
4508
4509 * graphite-poly.h (poly_dr): Fix comment.
4510
45112009-04-09 Sebastian Pop <sebastian.pop@amd.com>
4512 Tobias Grosser <grosser@fim.uni-passau.de>
4513
4514 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
4515 with a zero dimension polyhedron.
4516 (find_scop_parameters): Move the call to scop_set_nb_params here.
4517 (build_loop_iteration_domains): Store in loop->aux the iteration
4518 domain polyhedron.
4519 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
4520 by any loop in scop.
4521 (build_poly_scop): Do not call scop_set_nb_params.
4522
45232009-04-09 Sebastian Pop <sebastian.pop@amd.com>
4524 Tobias Grosser <grosser@fim.uni-passau.de>
4525
4526 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
4527 add_condition_to_domain not GT_EXPR.
4528
45292009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
4530
4531 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
4532 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
4533 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
4534 upper_bound_assign to calculate unions.
45489e99 4535 * gcc.dg/graphite/id-6.c: New.
2abae5f1
SP		 4536
45372009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
4538
4539 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
4540 handle abnormal edges.
4541
45422009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
4543
4544 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
4545 (free_poly_bb): Also free poly_drs.
4546 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
4547 (poly_dr): Polyhedron to Pointset_Powerset.
4548 (pdr_accessp_nb_subscripts): Same.
4549 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
4550 poly_drs.
4551
45522009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4553
4554 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
4555 names into more meaningful names.
4556
45572009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4558
45489e99
SP		 4559 * gfortran.dg/graphite/interchange-1.c: New.
4560 * gfortran.dg/graphite/interchange-2.c: New.
2abae5f1
SP		 4561
45622009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4563
4564 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
4565 the reduction_list.
4566 * tree-parloops.c (rewrite_phi_with_iv): New.
4567 (rewrite_all_phi_nodes_with_iv): New.
4568 (canonicalize_loop_ivs): Call them.
4569
45702009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4571
4572 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
4573 graphite_find_data_references_in_stmt.
4574 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4575 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4576
45772009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4578
4579 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
4580
45812009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4582
4583 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
4584 instead of bb_in_region.
4585 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
4586 (build_sese_conditions): Use flag_bb_in_sese.
4587 * sese.c (register_bb_in_sese): Removed.
4588 (new_sese): Remove initialization of SESE_REGION_BBS.
4589 (free_sese): Do not free SESE_REGION_BBS.
4590 * sese.h (struct sese): Remove field region_basic_blocks.
4591 (SESE_REGION_BBS): Removed.
4592 (bb_in_sese_p): Implement in function of bb_in_region.
4593
45942009-04-08 Sebastian Pop <sebastian.pop@amd.com>
4595
4596 * graphite-scop-detection.c (limit_scops): Deal only with single exit
4597 loops.
4598
45992009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
4600
4601 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
4602 and EQ_EXPR.
4603 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
4604 (add_condition_to_domain): New.
4605 (add_condition_to_pbb): New.
4606 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
45489e99 4607 * gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2abae5f1
SP		 4608
46092009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
4610
4611 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
4612 ppl_Pointset_Powerset.
4613 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
4614 * graphite-poly.h (poly_bb): poly_bb.domain Same.
4615 (pbb_nb_loops): Same.
4616 * graphite-sese-to-poly.c (build_loop_iteration_domains,
4617 add_conditions_to_domain): Same.
4618 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
4619 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
4620 ppl_const_Polyhedron_t.
4621 (ppl_print_powerset_matrix): New.
4622 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
4623 ppl_print_powerset_matrix): New.
4624 (ppl_print_polyhedron_matrix): Updated.
4625
46262009-04-07 Sebastian Pop <sebastian.pop@amd.com>
4627
4628 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
4629
46302009-04-07 Sebastian Pop <sebastian.pop@amd.com>
4631
4632 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
4633 (print_iteration_domains, debug_iteration_domain,
4634 debug_iteration_domains): New.
4635 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
4636 debug_iteration_domains): Declared.
4637 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
4638 indenting.
4639
46402009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
4641 Sebastian Pop <sebastian.pop@amd.com>
4642
4643 * graphite-poly.h (print_iteration_domain): New.
4644 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
4645 (build_sese_conditions_1, build_sese_conditions_after,
4646 build_sese_conditions_before): New.
4647 (build_sese_conditions): Rewritten.
4648
46492009-04-03 Sebastian Pop <sebastian.pop@amd.com>
4650 Tobias Grosser <grosser@fim.uni-passau.de>
4651
4652 Cleanup of code generation liveouts.
4653 * graphite-clast-to-gimple.c (translate_clast): Use a single
4654 rename_map instead of one per translated statement.
4655 Do not use SESE_LIVEOUT_RENAMES.
4656 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
4657 (gloog): Do not use SESE_LIVEOUT_RENAMES.
4658 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
4659 phi node of a reduction: when a loop contains a reduction used outside
4660 the loop, there should be a scalar close phi node on the exit block.
4661 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
4662 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
4663 (free_sese): Do not free them.
4664 (sese_build_liveouts_use): Do not use them.
4665 (sese_build_liveouts_bb): Same.
4666 (sese_build_liveouts): Same.
4667 (sese_insert_phis_for_liveouts): Same.
4668 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
4669 (defined_in_loop_p): New.
4670 (alive_after_loop): New.
4671 (close_phi_not_yet_inserted_p): New.
4672 (struct alep, alep_p): New.
4673 (add_loop_exit_phis): Remove from the rename_map all the names defined
4674 in the code generated loop.
4675 (insert_loop_close_phis): Traverse the rename_map passed to it.
4676 Don't use SESE_LIVEOUT_RENAMES.
4677 (default_liveout_before_guard): Renamed default_before_guard.
4678 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
4679 (graphite_copy_stmts_from_block): Do not directly call set_rename.
4680 (register_sese_liveout_renames): Removed.
4681 (copy_bb_and_scalar_dependences): Do not call it.
4682 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
4683 reduction_list.
4684 (SESE_LIVEOUT): Removed.
4685 (SESE_LIVEOUT_RENAMES): Removed.
4686 (SESE_REDUCTION_LIST): Removed.
4687 (sese_build_liveouts): Removed.
4688 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
4689 (insert_loop_close_phis): Pass a htab_t instead of a sese.
4690 (insert_guard_phis): Same.
4691 (rename_map_elt): Declare a VEC of them.
4692 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
4693 trees not pointers to trees.
4694
4695 Rewrite in canonical close SSA form:
4696 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
4697 (limit_scops): Close the scop after the block containing the close phi
4698 nodes.
4699 (canonicalize_loop_closed_ssa): New.
4700 (canonicalize_loop_closed_ssa_form): New.
4701 (build_scops): Call canonicalize_loop_closed_ssa_form.
4702
4703 * graphite-sese-to-poly.c: Fix typos.
4704
47052009-04-03 Sebastian Pop <sebastian.pop@amd.com>
4706
4707 * graphite-poly.c (print_scattering_function, print_pbb_domain):
4708 Extended.
4709 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
4710 (print_pbb): Add conditions.
4711
47122009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
4713 Sebastian Pop <sebastian.pop@amd.com>
4714
4715 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
4716 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
4717 (build_scop_bbs_1): New.
4718 (build_scop_bbs): Rewrite.
4719 * sese.h (bb_in_region): New.
4720
47212009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
4722
4723 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
4724 poly_drs vector.
4725 (print_scop): Style.
4726 * graphite-poly.h (poly_bb): Add drs vector.
4727 (PBB_DRS): Add accessor.
4728 * graphite-sese-to-poly.c (build_poly_dr): New.
4729 (build_pbb_drs, build_scop_drs): New.
4730 (build_poly_scop): call build_scop_drs (Disabled at the moment).
4731
47322009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
4733
4734 * tree-ssa-loop.c: Include forgotten toplev.h
4735
47362009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
4737
4738 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
45489e99
SP		 4739 * gcc.dg/graphite/pr37883.c: Remove -floop-*
4740 * gcc.dg/graphite/pr37928.c: Same
4741 * gcc.dg/graphite/pr38409.c: Same
4742 * gcc.dg/graphite/pr38498.c: Same
4743 * gcc.dg/graphite/pr38559.c: Same
4744 * gcc.dg/graphite/pr39335.c: Same
4745 * gcc.dg/graphite/pr39335_1.c: Same
4746 * gfortran.dg/graphite/block-2.f: Same
2abae5f1
SP		 4747 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
4748 with -floop-*.
4749
47502009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
4751
4752 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
4753 build_access_matrix, build_scop_data_accesses): Remove access function
4754 building. (We get a new version soon).
4755 (build_bb_loops, scan_tree_for_params_right_scev): Update.
4756 * sese.h (nb_loops_around_loop_in_sese): Remove.
4757 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
4758
47592009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
4760 Sebastian Pop <sebastian.pop@amd.com>
4761
4762 * graphite-scop-detection.c (struct scopdet_info): Rename last
4763 field to exit.
4764 (scopdet_basic_block_info, build_scops_1): Don't use
4765 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
4766
47672009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
4768 Sebastian Pop <sebastian.pop@amd.com>
4769
4770 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
4771 * sese.c (sese_build_liveouts_use): Renamed from
4772 sese_build_livein_liveouts_use. Remove liveins.
4773 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
4774 Call sese_build_liveouts_use.
4775 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
4776 Call sese_build_liveouts_bb.
4777 (new_sese, free_sese): Remove liveins.
4778 (sese_add_exit_phis_var): Deleted.
4779 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
4780 directly.
4781 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
4782
4783 * sese.h (sese): Remove num_ver and livein.
4784 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
4785
47862009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
4787
4788 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
4789
47902009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
4791
4792 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
4793 (build_scop_scattering): Do not use compare_prefix_loops any more.
4794 (nb_common_loops): New.
4795
47962009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4797
4798 * sese.c (get_new_name_from_old_name): Renamed get_rename.
4799 (register_old_and_new_names): Renamed set_rename.
4800
48012009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4802
4803 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
4804 of the decl from the previous commit.
4805
48062009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4807
4808 * graphite-scop-detection.c (dot_scop): New.
4809 * graphite-scop-detection.h (dot_scop): Declared.
4810
48112009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4812
4813 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
4814
48152009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4816
4817 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
4818 condition at the end of the loop.
4819 * graphite.c (graphite_initialize, graphite_finalize): Print to
4820 dump_file the compiled function.
4821 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
4822 of create_empty_loop_on_edge.
4823 (translate_clast): Update the code generation of loops for the new
4824 shape of loops.
4825 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
4826
48272009-03-24 Sebastian Pop <sebastian.pop@amd.com>
4828
4829 Reverted the patch from 2009-03-19.
4830
48312009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
4832
4833 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
4834 poly_drs vector.
4835 (print_scop): Style.
4836 * graphite-poly.h (poly_bb): Add drs vector.
4837 (PBB_DRS): Add accessor.
4838 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
4839 (build_access_matrix_with_af, build_access_matrix,
4840 build_scop_data_accesses): Delete.
4841 (build_poly_dr): New.
4842 (build_pbb_drs, build_scop_drs): New.
4843 (build_poly_scop): call build_scop_drs.
4844
48452009-03-13 Sebastian Pop <sebastian.pop@amd.com>
4846
4847 * graphite-scop-detection.c (dot_all_scops_1): Close the table
4848 once per basic block.
4849
48502009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
4851
4852 * graphite-scop-detection.c (graphite_can_represent_scev): New.
4853 (graphite_can_represent_expr): Renamed from loop_affine_expr
4854 and enhanced.
4855 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
4856 (graphite_cannot_represent_loop): Add scop_entry to parameters.
4857 (scopdet_basic_block_info): Actually define entry_block.
4858 (stmt_simple_memref_p): Moved here from ...
4859
4860 * tree-data-ref.c (stmt_simple_memref_p): here.
4861 * tree-data-ref.h (stmt_simple_memref_p): Removed.
4862
48632009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
4864
45489e99 4865 * gcc.dg/graphite/id-4.c: New.
2abae5f1
SP		 4866
48672009-03-12 Sebastian Pop <sebastian.pop@amd.com>
4868
4869 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
4870 (register_old_and_new_names): Update the content of the map.
4871 When there was already a rename_map_elt in the map at that
4872 location, free it.
4873 (copy_bb_and_scalar_dependences): Do rename_variables after
4874 expand_scalar_variables.
4875 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4876 of the map. When there was already a rename_map_elt in the
4877 map at that location, free it.
4878 (translate_clast): Pass the rename_map. Do not initialize and free
4879 a rename_map per stmt_user.
4880 (gloog): Initialize and free one rename_map and pass it to
4881 translate_clast.
4882
48832009-03-12 Sebastian Pop <sebastian.pop@amd.com>
4884
4885 * sese.c (expand_scalar_variables_stmt,
4886 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
4887 parameter.
4888 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
4889 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
4890 the gimple_stmt_iterator of the statement to be expanded.
4891 * graphite-scop-detection.c (is_simple_operand): Do handle
4892 REALPART_EXPR.
4893
48942009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4895
4896 * graphite-scop-detection.c (is_simple_operand): Do not handle
4897 REALPART_EXPR.
45489e99 4898 * gcc.dg/graphite/id-2.c: New.
2abae5f1
SP		 4899
4900 * graphite-sese-to-poly.c (build_bb_loops,
4901 add_value_to_dim, scan_tree_for_params_right_scev,
4902 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
4903 find_params_in_bb, build_loop_iteration_domains,
4904 add_conditions_to_domain): Remove subtract.
4905
49062009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4907
4908 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
4909 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
4910 pbb_loop_at_index -> gbb_loop_at_index.
4911 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
4912 (debug_loop_vec): Delete.
4913 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
4914 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
4915 (PBB_LOOPS): Removed.
4916 (PBB_BLACK_BOX): Insert cast.
4917 (pbb_set_black_box): New setter.
4918 (pbb_loop_at_index, pbb_loop_index): Removed.
4919 (scop_set_region, scop_set_nb_params): New.
4920 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
4921 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
4922 (build_poly_scop): Use scop_set_nb_params.
4923 * sese.h (gimple_bb): Add LOOPS.
4924 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
4925
49262009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4927
4928 Revert previous commit.
4929
49302009-03-11 Sebastian Pop <sebastian.pop@amd.com>
4931
4932 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
4933 (register_old_and_new_names): Update the content of the map.
4934 When there was already a rename_map_elt in the map at that
4935 location, free it.
4936 (copy_bb_and_scalar_dependences): Do rename_variables after
4937 expand_scalar_variables.
4938 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4939 of the map. When there was already a rename_map_elt in the
4940 map at that location, free it.
4941 (translate_clast): Pass the rename_map. Do not initialize and free
4942 a rename_map per stmt_user.
4943 (gloog): Initialize and free one rename_map and pass it to
4944 translate_clast.
4945
49462009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
4947
4948 Remove forgotten line in revert.
4949
49502009-03-11 Sebastian Pop <sebastian.pop@amd.com>
4951
4952 Revert previous commit.
4953
49542009-03-10 Sebastian Pop <sebastian.pop@amd.com>
4955
4956 * sese.c (register_old_and_new_names): Update the content
4957 of the map. When there was already a rename_map_elt in the
4958 map at that location, free it.
4959 (copy_bb_and_scalar_dependences): Do rename_variables after
4960 expand_scalar_variables.
4961 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
4962 of the map. When there was already a rename_map_elt in the
4963 map at that location, free it.
4964 (translate_clast): Pass the rename_map. Do not initialize and free
4965 a rename_map per stmt_user.
4966 (gloog): Initialize and free one rename_map and pass it to
4967 translate_clast.
4968
49692009-03-10 Sebastian Pop <sebastian.pop@amd.com>
4970
4971 * graphite-clast-to-gimple.c (translate_clast): context_loop
4972 is never NULL.
4973
49742009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
4975 Sebastian Pop <sebastian.pop@amd.com>
4976
4977 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
4978 of the use of ppl_Polyhedron_map_space_dimensions.
4979
49802009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
4981 Sebastian Pop <sebastian.pop@amd.com>
4982
4983 * graphite-poly.c (unify_scattering_dimensions): Fix types.
4984 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
4985 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
4986 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
4987 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
4988 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
4989 pbb_nb_params): New.
4990 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
4991 nb_loops_around_pbb): Adapt return types.
4992
49932009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
4994
4995 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
4996 graphite-clast-to-gimple.o, graphite-data-ref.o,
4997 graphite-scop-detection.o, graphite-poly.o): Add
4998 more headers.
4999
50002009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
5001
5002 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
5003 graphite-clast-to-gimple.o, graphite-data-ref.o,
5004 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
5005
50062009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
5007
45489e99
SP		 5008 * gcc.dg/graphite/pr37485.c: Remove -floop-block
5009 * gcc.dg/graphite/pr37828.c: Same.
5010 * gcc.dg/graphite/pr37684.c: Same.
5011 * gcc.dg/graphite/block-0.c: Same.
5012 * gcc.dg/graphite/block-1.c: Same.
5013 * gcc.dg/graphite/block-2.c: Same.
5014 * gcc.dg/graphite/block-3.c: Same.
5015 * gcc.dg/graphite/block-4.c: Same.
5016 * gcc.dg/graphite/block-5.c: Same.
5017 * gcc.dg/graphite/block-6.c: Same.
5018 * gfortran.dg/graphite/pr38083.f90: Same.
5019 * gfortran.dg/graphite/block-1.f90: Same.
5020 * gfortran.dg/graphite/block-3.f90: Same.
5021 * gfortran.dg/graphite/pr37852.f90: Same.
5022 * gfortran.dg/graphite/block-4.f90: Same.
5023 * gfortran.dg/graphite/pr37980.f90: Same.
5024 * gfortran.dg/graphite/pr38953.f90: Same.
5025 * gfortran.dg/graphite/pr37857.f90: Same.
2abae5f1
SP		 5026 * opts.c: Remove -floop-block from -O2.
5027 * graphite-poly.c: Fail if -floop-block -floop-interchange or
5028 -floop-strip-mine are used.
5029
50302009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
5031 Sebastian Pop <sebastian.pop@amd.com>
5032
5033 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
5034 dimensions.
5035 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
5036 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
5037 strip_mine_profitable_p, is_interchange_valid,
5038 graphite_trans_bb_block, graphite_trans_loop_block,
5039 graphite_trans_scop_block): Temporary removed.
5040 (extend_scattering, unify_scattering_dimensions): New.
5041 (print_scattering_function, graphite_read_transforms):
5042 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
5043 (graphite_generate_scattering_fns): Removed.
5044 (apply_poly_transforms): Cleanup.
5045 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
5046 (schedule_to_scattering): Moved.
5047 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
5048 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
5049 (pbb_nb_scattering): New.
5050 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
5051 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
5052 Removed.
5053 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
5054 shift_poly.
5055 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
5056 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
5057 -> PBB_TRANSFORMED_SCATTERING.
5058 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
5059 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
5060 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
5061 (check_poly_representation): Do not return bool.
5062 (graphite_transform_loops): Reformat.
5063 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
5064
50652009-03-04 Sebastian Pop <sebastian.pop@amd.com>
5066
5067 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
5068 debug_pbb_domain, debug_pbb, debug_scop): New.
5069 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
5070 debug_pbb_domain, debug_pbb, debug_scop): Declared.
5071
50722009-03-02 Sebastian Pop <sebastian.pop@amd.com>
5073
5074 PR middle-end/39335
5075 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
5076 when the type precision of the induction variable should be
5077 larger than the type precision of nit.
5078 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
5079 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
5080 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
5081
45489e99
SP		 5082 * gcc.dg/graphite/pr39335_1.c: New.
5083 * gcc.dg/graphite/pr39335.c: New.
2abae5f1
SP		 5084
50852009-03-02 Sebastian Pop <sebastian.pop@amd.com>
5086
5087 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
5088 SSA_NAMES not struct reduction_info.
5089
50902009-03-02 Sebastian Pop <sebastian.pop@amd.com>
5091
5092 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
5093
50942009-02-27 Sebastian Pop <sebastian.pop@amd.com>
5095 Tobias Grosser <grosser@fim.uni-passau.de>
5096
5097 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
5098 (free_sese): Free SESE_REDUCTION_LIST.
5099 * sese.h (struct sese): Add field reduction_list.
5100 (SESE_REDUCTION_LIST): New.
5101 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
5102 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
5103
51042009-02-27 Sebastian Pop <sebastian.pop@amd.com>
5105 Tobias Grosser <grosser@fim.uni-passau.de>
5106
5107 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
5108 of loop_p.
5109
51102009-02-27 Sebastian Pop <sebastian.pop@amd.com>
5111 Tobias Grosser <grosser@fim.uni-passau.de>
5112
5113 * tree-parloops.c (struct brli, build_reduction_list_info,
5114 analyze_reduction_list, gather_scalar_reductions): New.
5115 (loop_parallel_p): Build a reduction list containing only
5116 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
5117 (gen_parallel_loop): Call the analysis analyze_reduction_list.
5118 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
5119 * tree-flow.h (gather_scalar_reductions): Declared.
5120
51212009-02-26 Sebastian Pop <sebastian.pop@amd.com>
5122
5123 PR middle-end/39308
5124 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
5125 number_of_iterations_exit from a gcc_assert.
5126
51272009-02-25 Sebastian Pop <sebastian.pop@amd.com>
5128 Jan Sjodin <jan.sjodin@amd.com>
5129
5130 * output.h (graphite_out_file, graphite_in_file): Declared.
5131 * toplev.c (graphite_out_file, graphite_in_file): New.
5132 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
5133 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
5134 Don't call schedule_to_scattering.
5135 * common.opt (fgraphite-write, fgraphite-read): New.
5136 * graphite-poly.c: Include output.h.
5137 (print_scattering_function, print_scattering_functions,
5138 debug_scattering_function, debug_scattering_functions,
5139 graphite_write_transforms, graphite_read_transforms,
5140 graphite_generate_scattering_fns): New.
5141 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
5142 Call graphite_generate_scattering_fns, graphite_write_transforms,
5143 graphite_read_transforms.
5144 (new_poly_bb): Initialize PBB_SCATTERING.
5145 (free_poly_bb): Free PBB_SCATTERING.
5146 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
5147 * graphite-poly.h (struct poly_bb): Add field scattering.
5148 (PBB_SCATTERING): New.
5149 (print_scattering_function, print_scattering_functions,
5150 debug_scattering_function, debug_scattering_functions): Declared.
5151 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
5152 GMP values, not integers!
5153 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
5154 ppl_read_polyhedron_matrix): New.
5155 * graphite-ppl.h (ppl_print_polyhedron_matrix,
5156 debug_ppl_polyhedron_matrix,
5157 ppl_read_polyhedron_matrix): Declared.
5158 * Makefile.in (graphite-poly.o): Depends on output.h.
5159
51602009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5161 Tobias Grosser <grosser@fim.uni-passau.de>
5162
5163 Revert this change:
5164 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
5165 scalar evolutions in the scop_entry->loop_father.
5166
51672009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5168 Tobias Grosser <grosser@fim.uni-passau.de>
5169
5170 * graphite.h (ref_nb_loops): Remove declaration.
5171 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
5172 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
5173 debug_gbb): Moved to sese.h.
5174 * sese.h: As said.
5175
51762009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5177 Tobias Grosser <grosser@fim.uni-passau.de>
5178
5179 * graphite-data-ref.[ch]: Disable.
5180
51812009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5182 Tobias Grosser <grosser@fim.uni-passau.de>
5183
5184 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
5185 scalar evolutions in the scop_entry->loop_father.
5186
51872009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5188
5189 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
5190 (graphite_cannot_represent_loop_niter): Renamed
5191 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
5192 (limit_scops): build_sese_loop_nests does not return a bool.
5193 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
5194 * sese.c (nb_reductions_in_loop): ... from here.
5195 (graphite_loop_normal_form): ... from here.
5196 (sese_record_loop): Does not fail, so does not return a bool.
5197 (build_sese_loop_nests): Same.
5198 * sese.h (build_sese_loop_nests): Update declaration.
5199 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
5200 (build_graphite_loop_normal_form): New.
5201 (gloog): Call build_graphite_loop_normal_form.
5202 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
5203 build_sese_loop_nests.
5204
45489e99 5205 * gcc.dg/graphite/id-1.c: New.
2abae5f1
SP		 5206
52072009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5208 Tobias Grosser <grosser@fim.uni-passau.de>
5209
5210 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
5211 The SCoP detection fix is sufficient.
5212
52132009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5214
5215 PR tree-optimization/39260
5216 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
5217 the basic block contains a condition with a real type.
5218 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
5219
5220 * gcc.dg/graphite/pr39260.c: New.
5221
52222009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5223
5224 * graphite-poly.c: Inlcude params.h.
5225 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
5226 the size of a tile.
5227 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
5228 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
5229
52302009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5231 Tobias Grosser <grosser@fim.uni-passau.de>
5232
5233 * graphite-scop-detection.c (dot_all_scops_1,
5234 dot_all_scops): Moved here.
5235 * graphite-scop-detection.h (dot_all_scops): Declared here.
5236 * graphite.c (graphite_initialize, graphite_finalize): New.
5237 (graphite_transform_loops): Cleaned up.
5238 * sese.c (debug_oldivs): Moved here.
5239 * graphite-poly.c (graphite_apply_transformations): Renamed
5240 apply_poly_transforms.
5241 (debug_loop_vec): Moved here.
5242 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
5243 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
5244 find_scop_parameters, build_scop_iteration_domain,
5245 add_conditions_to_constraints, build_scop_canonical_schedules,
5246 build_scop_data_accesses): Now static.
5247 (build_poly_scop, check_poly_representation): New.
5248
52492009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5250
5251 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
5252 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
5253 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
5254 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
5255 scan_tree_for_params_right_scev, scan_tree_for_params_int,
5256 scan_tree_for_params, struct irp_data, dx_record_params,
5257 find_params_in_bb, find_scop_parameters, gbb_from_bb,
5258 build_loop_iteration_domains, add_conditions_to_domain,
5259 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
5260 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
5261 build_sese_conditions, add_conditions_to_constraints,
5262 build_scop_iteration_domain, build_access_matrix_with_af,
5263 build_access_matrix,
5264 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
5265
5266 * graphite-sese-to-poly.c: New.
5267 * graphite-sese-to-poly.h: New.
5268
5269 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
5270
52712009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5272
5273 * graphite.c: Split graphite code generation to a new file.
5274 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
5275 max_precision_type, clast_to_gcc_expression_red,
5276 clast_to_gcc_expression, gcc_type_for_clast_expr,
5277 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
5278 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
5279 graphite_create_new_guard, clast_get_body_of_loop,
5280 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
5281 graphite_create_new_loop, build_iv_mapping, copy_renames,
5282 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
5283 compute_cloog_iv_types, free_scattering, save_var_name,
5284 initialize_cloog_names, build_scop_context, build_cloog_prog,
5285 set_cloog_options, debug_clast_stmt, scop_to_clast,
5286 print_generated_program, debug_generated_program,
5287 gloog): Moved to graphite-clast-to-gimple.c.
5288
5289 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
5290
5291 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
5292 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
5293 loop_iv_stack_pop, loop_iv_stack_get_iv,
5294 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
5295 free_loop_iv_stack, loop_iv_stack_remove_constants,
5296 debug_rename_elt, debug_rename_map_1, debug_rename_map,
5297 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
5298 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
5299 eq_ivtype_map_elts, sese_add_exit_phis_edge,
5300 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
5301 get_vdef_before_sese, sese_adjust_vphi,
5302 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
5303 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
5304 is_iv, expand_scalar_variables_ssa_name,
5305 expand_scalar_variables_expr, expand_scalar_variables_stmt,
5306 expand_scalar_variables, rename_variables, remove_condition,
5307 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
5308 add_loop_exit_phis, insert_loop_close_phis, struct igp,
5309 default_liveout_before_guard, add_guard_exit_phis,
5310 insert_guard_phis, register_old_and_new_names,
5311 graphite_copy_stmts_from_block, register_sese_liveout_renames,
5312 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
5313 if_region_set_false_region, create_if_region_on_edge,
5314 move_sese_in_condition): Moved to sese.c.
5315
5316 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
5317 if_region_exit, if_region_get_condition_block,
5318 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
5319 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
5320 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
5321 ivtype_map_elt, new_ivtype_map_elt,
5322 recompute_all_dominators): Moved to sese.h.
5323
5324 * graphite-clast-to-gimple.c: New.
5325 * graphite-clast-to-gimple.h: New.
5326 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
5327 * sese.c: Modified as said above.
5328 * sese.h: Same.
5329
53302009-02-20 Sebastian Pop <sebastian.pop@amd.com>
5331
5332 * graphite.c: Split scop detection to a new file.
5333 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
5334 move_sd_regions, loop_affine_expr, exclude_component_ref,
5335 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
5336 graphite_cannot_represent_loop_niter, struct scopdet_info,
5337 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
5338 find_single_entry_edge, find_single_exit_edge,
5339 create_single_entry_edge, sd_region_without_exit,
5340 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
5341 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
5342 Moved to graphite-scop-detection.c.
5343
5344 * graphite-scop-detection.c: New.
5345 * graphite-scop-detection.h: New.
5346 * Makefile.in: Add new rule for graphite-scop-detection.o.
5347
5348 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
5349 tree-scalar-evolution.h.
5350 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
5351 build_sese_loop_nests): Moved here from graphite.c.
5352 (param_index): Renamed parameter_index_in_region.
5353
53542009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
5355 Sebastian Pop <sebastian.pop@amd.com>
5356
5357 * gcc.dg/graphite/block-0.c: Expected to fail now.
5358 * gcc.dg/graphite/block-1.c: Same.
5359 * gcc.dg/graphite/block-5.c: Same.
5360 * gcc.dg/graphite/block-6.c: Same.
5361
53622009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
5363 Sebastian Pop <sebastian.pop@amd.com>
5364
5365 * graphite.h: Separate from graphite_bb_p the polyhedral
5366 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
5367 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
5368 graphite-data-ref.h.
5369 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
5370 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
5371 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
5372 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
5373 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
5374 scop_nb_params): Moved to graphite-poly.h.
5375 * graphite-data-ref.c: Same.
5376 * graphite-data-ref.h: New.
5377 * graphite.c: Same.
5378 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
5379 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
5380 is_interchange_valid, graphite_trans_bb_block,
5381 graphite_trans_loop_block, scop_max_loop_depth,
5382 graphite_trans_scop_block, graphite_apply_transformations,
5383 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
5384 graphite-poly.c.
5385 * graphite-poly.h: New.
5386 * graphite-poly.c: New.
5387 * Makefile.in (OBJS-common): Add graphite-poly.o.
5388 (graphite-poly.o): New rule.
5389 * tree-data-ref.h (struct data_reference): Remove unused scop field.
5390 (DR_SCOP): Removed.
5391
53922009-02-18 Sebastian Pop <sebastian.pop@amd.com>
5393 Tobias Grosser <grosser@fim.uni-passau.de>
5394
5395 * graphite.c: Replace gb -> gbb.
5396 * graphite.h: Same.
5397 * graphite-data-ref.c: Same.
5398
53992009-02-18 Sebastian Pop <sebastian.pop@amd.com>
5400 Tobias Grosser <grosser@fim.uni-passau.de>
5401
5402 * Makefile.in (OBJS-commmon): Add sese.o.
5403 (sese.o): New.
5404 (graphite.o): Add sese.h.
5405 * graphite.c (bb_in_ss_p, loop_in_sese_p,
5406 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
5407 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
5408 Move to sese.
5409 (block_before_scop): Add missing return.
5410 (new_scop, free_scop): Remove SESE data structures.
5411 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
5412 find_scop_parameters, build_loop_iteration_domains,
5413 add_conditions_to_domain, register_scop_liveout_renames,
5414 copy_bb_and_scalar_dependences): Scop -> SESE.
5415
5416 (add_conditions_to_domain): SCoP -> SESE and remove check
5417 (scop_contains_non_iv_scalar_phi_nodes): New.
5418 (build_scop_conditions_1, build_scop_conditions): Remove check for
5419 non iv scalar phi nodes.
5420 (print_scop_statistics): New.
5421 (graphite_transform_loops): Cleanup.
5422
5423 * graphite.h: Move to sese & cleanup.
5424 * sese.c: New.
5425 * sese.h: New.
5426
54272009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5428 Tobias Grosser <grosser@fim.uni-passau.de>
5429
5430 * graphite.c (build_scop_conditions_1): Conditions are only
5431 at the end of a basic block.
5432
54332009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5434 Tobias Grosser <grosser@fim.uni-passau>
5435
5436 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
5437 field.
5438 (GBB_ALPHA): Removed.
5439
54402009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5441 Tobias Grosser <grosser@fim.uni-passau.de>
5442
5443 * graphite-data-ref.c (graphite_test_dependence): Don't use
5444 GBB_DYNAMIC_SCHEDULE.
5445 * graphite.c (new_graphite_bb): Same.
5446 (free_graphite_bb): Same.
5447 (build_scop_dynamic_schedules): Removed.
5448 (graphite_transform_loops): Don't call it.
5449 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
5450 (GBB_DYNAMIC_SCHEDULE): Removed.
5451
54522009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5453 Tobias Grosser <grosser@fim.uni-passau.de>
5454
5455 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
5456 (print_graphite_bb): Same.
5457 (build_cloog_prog): Same.
5458
54592009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5460 Tobias Grosser <grosser@fim.uni-passau.de>
5461
5462 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
5463
54642009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5465 Tobias Grosser <grosser@fim.uni-passau.de>
5466
5467 * graphite.c (build_scop_context): Don't use CloogMatrix.
5468 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
5469 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
5470
54712009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5472 Tobias Grosser <grosser@fim.uni-passau.de>
5473
5474 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
5475 liveout_renames, add_params fields...
5476 (struct sese): ... here.
5477 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
5478 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
5479
54802009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5481 Tobias Grosser <grosser@fim.uni-passau.de>
5482
5483 * graphite.c (print_scop): Do not print the CLooG program.
5484 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
5485 build_cloog_prog, gloog): Don't use SCOP_PROG.
5486 (find_transform): Renamed scop_to_clast.
5487 (print_generated_program, debug_generated_program): New.
5488 (graphite_transform_loops): Adapt to new interface.
5489 * graphite.h (struct scop): Remove program field.
5490 (SCOP_PROG): Removed.
5491 (print_generated_program, debug_generated_program): Declared.
5492
54932009-02-16 Sebastian Pop <sebastian.pop@amd.com>
5494
5495 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
5496 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
5497 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
5498 free_graphite_bb, build_scop_canonical_schedules,
5499 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
5500 schedules are now represented using a ppl_Linear_Expression_t.
5501 * graphite.h (struct graphite_bb): Same.
5502 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
5503 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
5504
55052009-02-15 Sebastian Pop <sebastian.pop@amd.com>
5506
5507 * graphite.c: Free local memory.
5508 * graphite-ppl.c: Same.
5509
55102009-02-15 Sebastian Pop <sebastian.pop@amd.com>
5511
5512 * graphite.c (const_column_index, get_first_matching_sign_row_index,
5513 get_lower_bound_row, get_upper_bound_row, copy_constraint,
5514 swap_constraint_variables, scale_constraint_variable): Removed.
5515 (graphite_trans_bb_strip_mine): Remove pong.
5516 * graphite-ppl.c: Include missing header files.
5517 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
5518 * graphite-ppl.h (ppl_strip_loop): Declared.
5519 * Makefile.in (graphite-ppl.o): Adjust dependences.
5520
55212009-02-14 Sebastian Pop <sebastian.pop@amd.com>
5522
5523 * graphite.c (build_loop_iteration_domains): Remove ping pong.
5524 (build_scop_iteration_domain): Same.
5525
55262009-02-13 Sebastian Pop <sebastian.pop@amd.com>
5527
5528 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
5529 ping pong.
5530 (add_value_to_dim, scan_tree_for_params_right_scev,
5531 scan_tree_for_params_int): New.
5532 * graphite-ppl.c (oppose_constraint): New.
5533 (insert_constraint_into_matrix): Implement missing cases.
5534 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
5535
55362009-02-13 Sebastian Pop <sebastian.pop@amd.com>
5537
5538 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
5539 use ppl_move_dimension.
5540
55412009-02-12 Sebastian Pop <sebastian.pop@amd.com>
5542
5543 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
5544 * graphite.c: Same.
5545 * graphite.h: Same.
5546 * graphite-ppl.c: Same.
5547 * graphite-ppl.h: Same.
5548
55492009-02-12 Sebastian Pop <sebastian.pop@amd.com>
5550
5551 Revert last 3 commits.
5552
55532009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5554
5555 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
5556 ping pong.
5557 (add_value_to_dim, scan_tree_for_params_right_scev,
5558 scan_tree_for_params_int): New.
5559 * graphite-ppl.c (oppose_constraint): New.
5560 (insert_constraint_into_matrix): Implement missing cases.
5561 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
5562
55632009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5564
5565 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
5566
55672009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5568 Tobias Grosser <grosser@fim.uni-passau.de>
5569
5570 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
5571 use ppl_move_dimension.
5572 * graphite-ppl.c (ppl_move_dimension): New.
5573 * graphite-ppl.h (ppl_move_dimension): Declared.
5574
55752009-02-10 Sebastian Pop <sebastian.pop@amd.com>
5576
5577 * graphite.c: Do not include cloog/cloog.h.
5578 (print_graphite_bb): Remove ping pong, call PPL print function.
5579
55802009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
5581
5582 * Makefile.in (OBJS-common): Add graphite-ppl.o.
5583 (graphite.o): Add dependence on graphite-ppl.h.
5584 (graphite-ppl.o): New.
5585 (graphite-data-ref.c): Ping pong between PPL data structures
5586 and matrices.
5587 * graphite-ppl.c: New.
5588 * graphite-ppl.h: New.
5589 * graphite.c: Include graphite-ppl.h.
5590 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
5591 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
5592 Ping pong between PPL data structures and matrices.
5593 (new_graphite_bb): Create a PPL constraint system.
5594 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
5595 (build_loop_iteration_domains): Use PPL functions.
5596 * graphite.h: Include graphite-ppl.h. Fix comments.
5597 (graphite_bb): Use a ppl_Constraint_System_t instead of
5598 CloogMatrix for representing the domain.
5599 (scop): Remove static_schedule.
5600 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
5601
56022009-02-06 Sebastian Pop <sebastian.pop@amd.com>
5603
5604 * graphite.c: Fix some comments.
5605
56062009-02-05 Sebastian Pop <sebastian.pop@amd.com>
5607
5608 PR middle-end/38953
5609 * graphite.c (if_region_set_false_region): After moving a region
5610 in the false branch of a condition, remove the empty dummy
5611 basic block.
5612 (gloog): Remove wrong fix for PR38953.
5613
56142009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
5615
5616 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5617 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5618 register_bb_in_sese, new_sese, free_sese): Moved.
5619 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5620 outermost_loop_in_scop, build_scop_iteration_domain,
5621 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5622 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5623 Use loop_in_sese_p instead of loop_in_scop_p.
5624 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
5625 (free_scop): Do not free SCOP_BBS_B.
5626 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
5627 ref_nb_loops): Moved here...
5628 * graphite.h (ref_nb_loops): ... from here.
5629 (struct scop): Remove bbs_b bitmap.
5630 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
45489e99 5631 * gcc.dg/graphite/scop-19.c: New
2abae5f1
SP		 5632
56332009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
5634
5635 * graphite.c (scopdet_basic_block_info): Fix bug in scop
5636 detection.
5637
56382009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
5639
5640 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5641 eq_loop_to_cloog_loop): Remove.
5642 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
5643 * graphite.h (struct scop): Remove loop2cloog_loop.
5644 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5645
56462009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
5647
5648 * opts.c (decode_options): Only add graphite options to O2
5649 if we compile with graphite enabled.
5650
56512009-01-26 Sebastian Pop <sebastian.pop@amd.com>
5652
5653 * Merge from mainline (r143163:143684).
5654
56552009-01-26 Sebastian Pop <sebastian.pop@amd.com>
5656
5657 * graphite.c (debug_value): Removed.
5658 * graphite.h (debug_value): Removed.
5659
56602009-01-23 Sebastian Pop <sebastian.pop@amd.com>
5661
5662 * passes.c (init_optimization_passes): Do not call pass_copy_prop
5663 after graphite: pass_copy_prop does not maintain a proper loop closed
5664 SSA form. pass_copy_prop should be fixed.
5665
56662009-01-23 Sebastian Pop <sebastian.pop@amd.com>
5667
5668 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
5669
56702009-01-23 Sebastian Pop <sebastian.pop@amd.com>
5671
5672 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
5673 (gloog): Split the exit of the scop when the scop exit is a loop exit.
5674 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
5675 changed the CFG.
5676
56772009-01-20 Sebastian Pop <sebastian.pop@amd.com>
5678
5679 * graphite.c (gloog): Return true when code gen succeeded.
5680 (graphite_transform_loops): Do not call cleanup_tree_cfg if
5681 the code of the function did not changed. After cleanup_tree_cfg
5682 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
5683 form.
5684
56852009-01-19 Sebastian Pop <sebastian.pop@amd.com>
5686
5687 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
5688 gimple_call_lhs is NULL.
5689
56902009-01-16 Sebastian Pop <sebastian.pop@amd.com>
5691 Tobias Grosser <tobi.grosser@amd.com>
5692
5693 * graphite.c (graphite_trans_scop_block): Do not block single
5694 nested loops.
5695
56962009-01-15 Sebastian Pop <sebastian.pop@amd.com>
5697 Tobias Grosser <tobi.grosser@amd.com>
5698
5699 * graphite.c (build_scop_canonical_schedules): Start schedules at
5700 zero.
5701
57022009-01-15 Sebastian Pop <sebastian.pop@amd.com>
5703 Tobias Grosser <tobi.grosser@amd.com>
5704
5705 * graphite.c (compare_prefix_loops): New.
5706 (build_scop_canonical_schedules): Rewritten.
5707 (graphite_transform_loops): Move build_scop_canonical_schedules
5708 after build_scop_iteration_domain.
5709
57102009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5711 Tobias Grosser <tobi.grosser@amd.com>
5712
5713 * graphite.c (add_conditions_to_domain): Add the loops to
5714 the dimension of the iteration domain. Do copy the domain
5715 only when it exists.
5716 (build_scop_conditions_1): Do not call add_conditions_to_domain.
5717 (add_conditions_to_constraints): New.
5718 (can_generate_code_stmt, can_generate_code): Removed.
5719 (gloog): Do not call can_generate_code.
5720 (graphite_transform_loops): Call add_conditions_to_constraints
5721 after building the iteration domain.
5722
57232009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5724 Tobias Grosser <tobi.grosser@amd.com>
5725 Jan Sjodin <jan.sjodin@amd.com>
5726
5727 * graphite.c (scan_tree_for_params): On substractions negate
5728 all the coefficients of the term.
5729 (clast_to_gcc_expression_red): New. Handle reduction expressions
5730 of more than two operands.
5731 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
5732 (get_vdef_before_scop): Handle also the case of default definitions.
5733
57342009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5735
5736 PR middle-end/38431
5737 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
5738 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
5739 (gloog): Do not call cleanup_tree_cfg.
5740 (graphite_transform_loops): Call cleanup_tree_cfg after all
5741 scops have been code generated.
5742
57432009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5744
5745 * passes.c (init_optimization_passes): Schedule after
5746 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
5747
57482009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5749
5750 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
5751 Fix comment.
5752 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
5753 Set the type of an expression to the type of its assign statement.
5754 (expand_scalar_variables_expr): Do not pass loop_p.
5755 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
5756 (copy_bb_and_scalar_dependences): Do not pass loop_p.
5757 (translate_clast): Update call to copy_bb_and_scalar_dependences.
5758
57592009-01-11 Sebastian Pop <sebastian.pop@amd.com>
5760
5761 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
5762 an expression to the gimple_expr_type of its assign statement.
5763 (expand_scalar_variables_expr): Stop recursion on tcc_constant
5764 or tcc_declaration.
5765
57662009-01-11 Sebastian Pop <sebastian.pop@amd.com>
5767
5768 PR tree-optimization/38786
45489e99 5769 * gcc.dg/graphite/pr38786.c: New.
2abae5f1
SP		 5770 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
5771 the SSA_NAME case of expand_scalar_variables_expr.
5772 (expand_scalar_variables_expr): Also gather the scalar computation
5773 used to index the memory access.
5774 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
5775 the gimple_stmt_iterator where it inserts new code.
5776
57772009-01-10 Sebastian Pop <sebastian.pop@amd.com>
5778
45489e99 5779 * gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
2abae5f1
SP		 5780
57812009-01-10 Sebastian Pop <sebastian.pop@amd.com>
5782
5783 * opts.c (decode_options): Enable flag_graphite_identity and
5784 flag_loop_block in -O2 and above.
5785
57862009-01-08 Sebastian Pop <sebastian.pop@amd.com>
5787
5788 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
5789 Fix merge problem: replace with the file from trunk.
5790
57912009-01-08 Sebastian Pop <sebastian.pop@amd.com>
5792
5793 * Merge from mainline (r141727:143163).
5794
57952009-01-07 Sebastian Pop <sebastian.pop@amd.com>
5796 Jan Sjodin <jan.sjodin@amd.com>
5797
5798 PR tree-optimization/38559
45489e99 5799 * gcc.dg/graphite/pr38559.c: New.
2abae5f1
SP		 5800
5801 * graphite.c (debug_value, copy_constraint,
5802 swap_constraint_variables, scale_constraint_variable, ): New.
5803 (get_lower_bound, get_upper_bound): Removed.
5804 (graphite_trans_bb_strip_mine): Clean up this code that works
5805 only for constant number of iterations. Fully copy upper and
5806 lower bound constraints, not only the constant part of them.
5807 * graphite.h (debug_value): Declared.
5808
58092009-01-06 Jan Sjodin <jan.sjodin@amd.com>
5810
5811 PR tree-optimization/38492
5812 PR tree-optimization/38498
5813 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
5814 * tree-chrec.h (scev_is_linear_expression): Declared.
5815 * graphite.c (graphite_cannot_represent_loop_niter): New.
5816 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
5817 (graphite_loop_normal_form): Use gcc_assert.
5818 (scan_tree_for_params): Use CASE_CONVERT.
5819 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
5820 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
5821 Use gcc_assert. Discard scops that contain unhandled cases.
5822 (build_scop_conditions): Return a boolean status for unhandled cases.
5823 (strip_mine_profitable_p): Print the loop number, not its depth.
5824 (is_interchange_valid): Pass the depth of the loop nest, don't
5825 recompute it wrongly.
5826 (graphite_trans_bb_block): Same.
5827 (graphite_trans_bb_block): Print tentative of loop blocking.
5828 (graphite_trans_scop_block): Do not print that the loop has been
5829 blocked.
5830 (graphite_transform_loops): Do not handle scops that contain condition
5831 scalar phi nodes.
5832
45489e99 5833 * gcc.dg/graphite/pr38500.c: Fixed warning as committed
2abae5f1 5834 in trunk.
45489e99
SP		 5835 * gcc.dg/graphite/block-0.c: Update test.
5836 * gcc.dg/graphite/block-1.c: Same.
5837 * gcc.dg/graphite/block-2.c: Remove xfail and test for
2abae5f1 5838 blocking.
45489e99
SP		 5839 * gcc.dg/graphite/block-4.c: Remove test for strip mine.
5840 * gcc.dg/graphite/block-3.c: New.
5841 * gcc.dg/graphite/pr38498.c: New.
2abae5f1
SP		 5842
58432008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
5844
5845 PR tree-optimization/38510
5846 * gcc.dg/graphite/pr38510.c: New.
5847 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
5848 (translate_clast): Call recompute_all_dominators before
5849 graphite_verify.
5850 (gloog): Call recompute_all_dominators before graphite_verify.
5851
58522008-12-12 Sebastian Pop <sebastian.pop@amd.com>
5853
5854 PR tree-optimization/38492
5855 * graphite.c (rename_map_elt, debug_rename_elt,
5856 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
5857 rename_map_elt_info, eq_rename_map_elts,
5858 get_new_name_from_old_name, bb_in_sese_p): Moved around.
5859 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
5860 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
5861 (sese_build_livein_liveouts): New.
5862 (new_sese, free_sese): New.
5863 (new_scop): Call new_sese.
5864 (free_scop): Call free_sese.
5865 (rename_variables_from_edge, rename_phis_end_scop): Removed.
5866 (register_old_new_names): Renamed register_old_and_new_names.
5867 (register_scop_liveout_renames, add_loop_exit_phis,
5868 insert_loop_close_phis, struct igp,
5869 default_liveout_before_guard, add_guard_exit_phis,
5870 insert_guard_phis, copy_renames): New.
5871 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
5872 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
5873 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
5874 (scop_adjust_phis_for_liveouts): New.
5875 (gloog): Call scop_adjust_phis_for_liveouts.
5876
5877 * graphite.h (struct sese): Documented. Added fields liveout,
5878 num_ver and livein.
5879 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
5880 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
5881 (struct scop): Added field liveout_renames.
5882 (SCOP_LIVEOUT_RENAMES): New.
5883
58842008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5885
5886 PR tree-optimization/38409
5887 * gcc.dg/graphite/pr38409.c: New.
5888 * graphite.c (nb_reductions_in_loop): Use simple_iv.
5889
58902008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5891
5892 * graphite.c (gcc_type_for_cloog_iv): By default return
5893 integer_type_node.
5894 (graphite_create_new_loop): Don't fold_convert the already
5895 fold_convert-ed expression.
5896
58972008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
5898
5899 PR tree-optimization/38446
5900 * gcc.dg/graphite/pr38446.c: New.
5901 * graphite.c (register_bb_in_sese): New.
5902 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
5903 looking at the bbs in the region.
5904 * graphite.h (sese): Add region_basic_blocks pointer set to
5905 structure and initialize at the time of defining new scop.
5906
59072008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
5908
5909 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
5910 (find_params_in_bb): Do not free data refs.
5911 (free_graphite_bb): Add FIXME on disabled free_data_refs.
5912
59132008-12-11 Sebastian Pop <sebastian.pop@amd.com>
5914
45489e99
SP		 5915 * gcc.dg/graphite/scop-16.c: Test only scop specific info.
5916 * gcc.dg/graphite/scop-17.c: Same.
5917 * gcc.dg/graphite/block-5.c: New.
5918 * gcc.dg/graphite/block-6.c: New.
5919 * gcc.dg/graphite/pr37485.c: Clean dump file after.
5920 * gcc.dg/graphite/pr37684.c: Same.
5921 * gcc.dg/graphite/block-2.c: Same.
2abae5f1
SP		 5922
5923 * graphite.c (struct ivtype_map_elt): New.
5924 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
5925 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
5926 gcc_type_for_cloog_iv): New.
5927 (loop_iv_stack_patch_for_consts): Use the type of the induction
5928 variable from the original loop, except for the automatically
5929 generated loops, i.e., in the case of a strip-mined loop, in
5930 which case there is no original loop: in that case just use
5931 integer_type_node.
5932 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
5933 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
5934 (clast_name_to_gcc): Accept params to be NULL.
5935 (clast_to_gcc_expression): Take an extra parameter for the type.
5936 Convert to that type all the expressions built by this function.
5937 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
5938 (graphite_translate_clast_equation): Compute the type of the
5939 clast_equation before translating its LHS and RHS.
5940 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
5941 (graphite_create_new_loop): Compute the type of the induction
5942 variable before translating the lower and upper bounds and before
5943 creating the induction variable.
5944 (rename_variables_from_edge, rename_phis_end_scop): New.
5945 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
5946 (sese_add_exit_phis_edge): Do not use integer_zero_node.
5947 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
5948 compute_cloog_iv_types): New.
5949 (gloog): Call compute_cloog_iv_types before starting the
5950 translation of the clast.
5951
5952 * graphite.h (struct graphite_bb): New field cloog_iv_types.
5953 (GBB_CLOOG_IV_TYPES): New.
5954 (debug_ivtype_map): Declared.
5955 (oldiv_for_loop): New.
5956
59572008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
5958
5959 PR middle-end/38459
5960 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
5961 (param_index): Assert if parameter is not know after parameter
5962 detection.
5963 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
5964 (find_scop_parameters): Mark, that we have finished parameter
5965 detection.
5966 (graphite_transform_loops): Move condition detection before parameter
5967 detection.
5968 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
45489e99 5969 * gfortran.dg/graphite/pr38459.f90: New.
2abae5f1
SP		 5970
59712008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
5972
5973 * graphite.c (graphite_transform_loops): Always call find_transform ()
5974 in ENABLE_CHECKING. So we test these code paths, even if we do not
5975 generate code.
5976
59772008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
5978
5979 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
5980 (print_scop): Ditto.
5981
59822008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
5983
5984 PR middle-end/38084
45489e99 5985 Fix gfortran.dg/graphite/id-3.f90.
2abae5f1
SP		 5986 * graphite.c (scopdet_basic_block_info): Fix bug that found some
5987 regions more than once.
5988
59892008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5990
45489e99 5991 Fix gfortran.dg/graphite/id-4.f90.
2abae5f1
SP		 5992 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
5993 when not needed.
5994
59952008-12-03 Sebastian Pop <sebastian.pop@amd.com>
5996
45489e99 5997 Fix gfortran.dg/graphite/id-1.f90.
2abae5f1
SP		 5998 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
5999 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
6000 (max_precision_type): New.
6001 (value_clast): Removed.
6002 (clast_to_gcc_expression): Be more careful to types of expressions.
6003 Use max_precision_type and update use of gmp_cst_to_tree.
6004 (graphite_translate_clast_equation): Use max_precision_type.
6005 (graphite_create_guard_cond_expr): Do not use integer_type_node,
6006 use the type of the condition.
6007 (graphite_create_new_loop): Do not use integer_type_node, use the
6008 max_precision_type of lb and ub.
6009
60102008-12-03 Sebastian Pop <sebastian.pop@amd.com>
6011
6012 * graphite.c (build_scops_1): Initialize open_scop.exit
6013 and sinfo.last.
6014
60152008-12-02 Sebastian Pop <sebastian.pop@amd.com>
6016
45489e99
SP		 6017 * gcc.dg/graphite/pr38084.c: New.
6018 * gfortran.dg/graphite/id-1.f90: New.
6019 * gfortran.dg/graphite/id-2.f90: New.
6020 * gfortran.dg/graphite/id-3.f90: New.
6021 * gfortran.dg/graphite/id-4.f90: New.
6022 * gfortran.dg/graphite/pr37857.f90: New.
2abae5f1
SP		 6023
60242008-12-02 Sebastian Pop <sebastian.pop@amd.com>
6025 Jan Sjodin <jan.sjodin@amd.com>
6026 Harsha Jagasia <harsha.jagasia@amd.com>
6027
6028 PR middle-end/37852
6029 PR middle-end/37883
6030 PR middle-end/37928
6031 PR middle-end/37980
6032 PR middle-end/38038
6033 PR middle-end/38039
6034 PR middle-end/38073
6035 PR middle-end/38083
6036 PR middle-end/38125
6037
45489e99
SP		 6038 * gcc.dg/graphite/pr38073.c: New.
6039 * gcc.dg/graphite/pr37928.c: New.
6040 * gcc.dg/graphite/pr37883.c: New.
6041 * gcc.dg/graphite/pr38125.c: New.
6042 * gfortran.dg/graphite/pr38083.f90: New.
6043 * gfortran.dg/graphite/pr37852.f90: New.
6044 * gfortran.dg/graphite/pr37980.f90: New.
2abae5f1 6045
45489e99 6046 * gcc.dg/graphite/scop-18.c: Remove reduction, test for
2abae5f1
SP		 6047 the number of detected scops. Copy exact same test for loop
6048 blocking...
45489e99 6049 * gcc.dg/graphite/block-1.c: Fix the number of expected
2abae5f1 6050 loops to be blocked as reductions are not handled.
45489e99 6051 * gcc.dg/graphite/block-4.c: ...here. New.
2abae5f1
SP		 6052
6053 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
6054 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
6055 ...here.
6056 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
6057 * Makefile.in (graphite.o): Depend on value-prof.h.
6058 (graphite.o-warn): Removed -Wno-error.
6059 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
6060 to be a NULL pointer. Call update_stmt. Return the newly created
6061 cannonical induction variable.
6062
6063 * graphite.h (debug_rename_map): Declared. Fix some comments.
6064
6065 * graphite.c: Reimplement the code generation from graphite to gimple.
6066 Include value-prof.h.
6067 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
6068 (get_old_iv_from_ssa_name): Removed.
6069 (graphite_stmt_p): New.
6070 (new_graphite_bb): Test for useful statements before building a
6071 graphite statement for the basic block.
6072 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
6073 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
6074 reason.
6075 (recompute_all_dominators, graphite_verify,
6076 nb_reductions_in_loop, graphite_loop_normal_form): New.
6077 (scop_record_loop): Call graphite_loop_normal_form.
6078 (build_scop_loop_nests): Iterate over all the blocks of the
6079 function instead of relying on the incomplete information from
6080 SCOP_BBS. Return the success of the operation.
6081 (find_params_in_bb): Use the data from GBB_DATA_REFS.
6082 (add_bb_domains): Removed.
6083 (build_loop_iteration_domains): Don't call add_bb_domains.
6084 Add the iteration domain only to the basic blocks that have been
6085 translated to graphite.
6086 (build_scop_conditions_1): Add constraints only if the basic
6087 block have been translated to graphite.
6088 (build_scop_data_accesses): Completely disabled until data
6089 dependence is correctly implemented.
6090 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
6091 (remove_all_edges_1, remove_all_edges): Removed.
6092 (get_new_name_from_old_name): New.
6093 (graphite_rename_variables_in_stmt): Renamed
6094 rename_variables_in_stmt. Call get_new_name_from_old_name.
6095 Use replace_exp and update_stmt.
6096 (is_old_iv): Renamed is_iv.
6097 (expand_scalar_variables_stmt): Extra parameter for renaming map.
6098 Use replace_exp and update_stmt.
6099 (expand_scalar_variables_expr): Same. Use the map to get the
6100 new names for the renaming of induction variables and for the
6101 renaming of variables after a basic block has been copied.
6102 (expand_scalar_variables): Same.
6103 (graphite_rename_variables): Renamed rename_variables.
6104 (move_phi_nodes): Removed.
6105 (get_false_edge_from_guard_bb): New.
6106 (build_iv_mapping): Do not insert the induction variable of a
6107 loop in the renaming iv map if the basic block does not belong
6108 to that loop.
6109 (register_old_new_names, graphite_copy_stmts_from_block,
6110 copy_bb_and_scalar_dependences): New.
6111 (translate_clast): Heavily reimplemented: copy basic blocks,
6112 do not move them. Finally, in call cleanup_tree_cfg in gloog.
6113 At each translation step call graphite_verify ensuring the
6114 consistency of the SSA, loops and dominators information.
6115 (collect_virtual_phis, find_vdef_for_var_in_bb,
6116 find_vdef_for_var_1, find_vdef_for_var,
6117 patch_phis_for_virtual_defs): Removed huge hack.
6118 (mark_old_loops, remove_dead_loops, skip_phi_defs,
6119 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
6120 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
6121 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
6122 if_region_get_condition_block, if_region_set_false_region,
6123 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
6124 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
6125 sese_add_exit_phis_edge, sese_add_exit_phis_var,
6126 rewrite_into_sese_closed_ssa): New.
6127 (gloog): Remove dead code. Early return if code cannot be
6128 generated. Call cleanup_tree_cfg once the scop has been code
6129 generated.
6130 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
6131 block loops with less than two loops.
6132 (graphite_apply_transformations): Remove the call to
6133 scop_remove_ignoreable_gbbs.
6134 (limit_scops): When build_scop_loop_nests fails, continue on
6135 the next scop. Fix open_scop.entry.
6136 (graphite_transform_loops): Call recompute_all_dominators: force the
6137 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
6138 Call initialize_original_copy_tables and free_original_copy_tables
6139 to be able to copy basic blocks during code generation.
6140 When build_scop_loop_nests fails, continue on next scop.
6141 (value_clast): New union.
6142 (clast_to_gcc_expression): Fix type cast warning.
6143
61442008-11-09 Sebastian Pop <sebastian.pop@amd.com>
6145
6146 * Merge from mainline (r140838:141727).
6147
61482008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
6149
6150 PR middle-end/37833
6151
6152 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
6153
61542008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
6155
6156 PR middle-end/37943
6157
6158 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
6159 exits and conditions.
45489e99 6160 * gcc.dg/graphite/pr37943.c: New.
2abae5f1
SP		 6161
61622008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
6163
6164 PR middle-end/37886
6165 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
6166
61672008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
6168
6169 * doc/invoke.texi: Fix spaces.
6170
61712008-10-22 Sebastian Pop <sebastian.pop@amd.com>
6172
6173 PR tree-optimization/37891
6174 Reverted last commit.
6175 * graphite.c (create_single_entry_edge): Set
6176 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
6177
61782008-10-21 Sebastian Pop <sebastian.pop@amd.com>
6179 Mitul Thakkar <mitul.thakkar@amd.com>
6180
6181 * graphite.c (create_single_entry_edge): Set
6182 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
6183
61842008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
6185
6186 * doc/invoke.texi: Add -fgraphite-identity.
6187 * graphite.c (graphite_apply_transformations): Check for
6188 -fgraphite-identity.
6189 * toplev.c (process_options): Add flag_graphite_identity.
6190 * tree-ssa-loop.c: Add flag_graphite_identity.
6191
61922008-10-14 Sebastian Pop <sebastian.pop@amd.com>
6193
6194 Undo changes from 2008-10-02:
6195 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
6196 operand type when copying the operand to a variable of different type.
6197 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
6198 with the IV name after increment.
6199
62002008-10-14 Sebastian Pop <sebastian.pop@amd.com>
6201 Harsha Jagasia <harsha.jagasia@amd.com>
6202
6203 PR tree-optimization/37828
45489e99 6204 * gcc.dg/graphite/pr37828.c: New.
2abae5f1
SP		 6205 * graphite.c (graphite_trans_loop_block): Do not loop block
6206 single nested loops.
6207
62082008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
6209 Sebastian Pop <sebastian.pop@amd.com>
6210
6211 * graphite.c (struct rename_map_elt, new_rename_map_elt,
6212 rename_map_elt_info, eq_rename_map_elts): New.
6213 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
6214 (expand_scalar_variables_expr): Change parameters.
6215 (expand_scalar_variables_stmt): Same.
6216 (expand_scalar_variables): Same.
6217 (graphite_rename_ivs): Rename graphite_rename_variables.
6218 (build_iv_mapping): New.
6219 (translate_clast): Call build_iv_mapping.
6220 * graphite.h (gbb_p): New name.
6221
62222008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
6223
6224 PR tree-optimization/37684
6225 * gcc.dg/graphite/pr37684.c: New.
6226 * graphite.c (exclude_component_ref): New.
6227 (is_simple_operand): Call exclude_component_ref.
6228
62292008-10-02 Jan Sjodin <jan.sjodin@amd.com>
6230 Harsha Jagasia <harsha.jagasia@amd.com>
6231
6232 PR tree-optimization/37485
6233 * gcc.dg/graphite/block-2.c: New
6234 * graphite.c (gmp_cst_to_tree): Moved.
6235 (iv_stack_entry_is_constant): New.
6236 (iv_stack_entry_is_iv): New.
6237 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
6238 (loop_iv_stack_insert_constant): New.
6239 (loop_iv_stack_pop): Use new datatpype.
6240 (loop_iv_stack_get_iv): Same.
6241 (loop_iv_stack_get_iv_from_name): Same.
6242 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
6243 (loop_iv_stack_patch_for_consts): New.
6244 (loop_iv_stack_remove_constants): New.
6245 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
6246 (translate_clast): Call loop_iv_stack_patch_for_consts and
6247 loop_iv_stack_remove_constants.
6248 (gloog): Use new datatype. Redirect construction edge to end
6249 block to avoid accidental deletion.
6250 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
6251 iv stack entry.
6252 (union iv_stack_entry_data): New. Data in iv stack entry.
6253 (struct iv_stack_entry): New. Datatype for iv stack entries.
6254
62552008-10-02 Sebastian Pop <sebastian.pop@amd.com>
6256
6257 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
6258 operand type when copying the operand to a variable of different type.
6259
62602008-10-02 Sebastian Pop <sebastian.pop@amd.com>
6261
6262 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
6263 with the IV name after increment.
6264
62652008-10-02 Sebastian Pop <sebastian.pop@amd.com>
6266
6267 * Merge from mainline (r140164:140838).
6268
62692008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6270
6271 * graphite-data-ref.c: New.
6272 * graphite.c (print_scop): Also dump the dependence graph.
6273 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
6274 (new_scop): Initialize SCOP_DEP_GRAPH.
6275 (build_scop_dynamic_schedules): New.
6276 (build_access_matrix_with_af): Fixed column numbering.
6277 (graphite_transform_loops): Call build_scop_dynamic_schedules.
6278 * graphite.h: Add ifndef/define guards against multiple inclusion.
6279 (struct scop): Add dep_graph field.
6280 (SCOP_DEP_GRAPH): Defined.
6281 (ref_nb_loops): Fixed and moved to other position.
6282 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
6283 (nb_loops_around_loop_in_scop): New.
6284 (graphite_dump_dependence_graph): Declared.
6285 (graphite_build_rdg_all_levels): Declared.
6286 (graphite_test_dependence): Declared.
6287 * Makefile.in (graphite-data-ref.o): New target.
6288
62892008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6290
6291 * Merge from mainline (139870:140164).
6292
62932008-09-01 Sebastian Pop <sebastian.pop@amd.com>
6294
6295 * Merge from mainline (138275:139870).
45489e99 6296 * gcc.dg/graphite/scop-matmult.c: XFailed as one of
2abae5f1
SP		 6297 the commits from trunk broke the niter detection.
6298
62992008-09-01 Sebastian Pop <sebastian.pop@amd.com>
6300
6301 * graphite.c: Add more documentation. Fix formatting.
6302 (debug_loop_vec, debug_oldivs, loop_iv_stack,
6303 loop_iv_stack_debug): Moved...
6304 (schedule_to_scattering): Move before use.
6305 (dot_all_scops): Include in "#if 0" the code for system
6306 call dotty.
6307
6308 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
6309 loop_iv_stack_debug): ...here.
6310
63112008-08-29 Jan Sjodin <jan.sjodin@amd.com>
6312
6313 * tree-phinodes.c (make_phi_node): Extern.
6314 (add_phi_node_to_bb): New.
6315 (create_phi_node): Call add_phi_node_to_bb.
6316 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6317 (remove_statement): Handle case where stored phi was updated
6318 and is no longer the same.
6319 * graphite.c (is_parameter): New.
6320 (is_old_iv): New.
6321 (expand_scalar_variables_expr): New.
6322 (expand_scalar_variables_stmt): New.
6323 (expand_scalar_variables): New.
6324 (move_phi_nodes): Create new phi instead of moving old one.
6325 (translate_clast): Call expand_scalar_variables.
6326 (find_vdef_for_var_in_bb): Also scan regular definitions.
6327 (skip_phi_defs): New.
6328 (collect_scop_exit_phi_args): New.
6329 (patch_scop_exit_phi_args): New.
6330 (gloog): Patch phis after scop.
6331 * tree-flow.h: (add_phi_node_to_bb): Declared.
6332 (make_phi_node): Declared.
6333
63342008-08-26 Sebastian Pop <sebastian.pop@amd.com>
6335
6336 * graphite.c (end_scop): Split the entry of the scop when it
6337 is the header of the loop in which the scop is ending.
6338 (build_scops_1, limit_scops): Update uses of end_scop.
6339
63402008-08-26 Sebastian Pop <sebastian.pop@amd.com>
6341
6342 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
6343 SCOP_ENTRY or SCOP_EXIT.
6344
63452008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6346
6347 * graphite.c (get_construction_edge): Removed.
6348 (gloog): Construction edge is the scop entry edge.
6349
63502008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6351
6352 * graphite.c (can_generate_for_scop): Removed.
6353 (gloog): Do not call it.
6354
63552008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6356
6357 * graphite.c (new_scop): Entry of a scop is an edge.
6358 Initialize SESE region.
6359 (free_scop): Free SESE region.
6360 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
6361 (split_difficult_bb): New, split from end_scop.
6362 (end_scop): Exit of a scop is an edge.
6363 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
6364 not automatically updated and thus is always wrong.
6365 * graphite.h (struct sese): New.
6366 (SESE_ENTRY): New.
6367 (SESE_EXIT): New.
6368 (struct scop): New field for a SESE region. Remove entry, exit.
6369 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
6370 semantics as before. Moved comment around.
6371
63722008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
6373 Sebastian Pop <sebastian.pop@amd.com>
6374
6375 * graphite.c (graphite_transform_loops): Always enable gloog
6376 and find_transform when ENABLE_CHECKING.
6377
63782008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6379
6380 * graphite.c (graphite_transform_loops): Move pretty printer
6381 of SCOPs before doing any transform. Remove call to print_scops
6382 and dot_all_scops_1.
6383
63842008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6385
6386 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
6387 (print_graphite_bb): Same.
6388
63892008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6390
6391 * graphite.c (dot_all_scops_1): Cleanup.
6392 (move_scops): Fix comment.
6393
63942008-08-25 Sebastian Pop <sebastian.pop@amd.com>
6395
6396 * graphite.c (build_scop_bbs): Revert commit 139355:
6397
6398 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6399 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6400
6401 * graphite.c (build_scop_bbs): Factor up code.
6402
64032008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
6404
6405 * graphite.c (gloog): Update dominator info.
6406
64072008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
6408
6409 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
6410
64112008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6412
6413 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
6414 initialization.
6415 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
6416 (translate_clast): Correct formatting.
6417 * graphite.h (struct num_map): Removed.
6418 (struct graphite_bb): Remove num_map field.
6419 (GBB_INDEX_TO_NUM_MAP): Removed.
6420
64212008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6422
6423 * graphite.c (build_access_matrix_with_af): Fix comments.
6424 (build_scop_data_accesses): Same.
6425
64262008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6427
6428 * graphite.c (build_scop_data_accesses): Don't construct
6429 access matrices. Add a FIXME and an assert condition that
6430 should pass when the access matrices will be needed.
6431
64322008-08-24 Sebastian Pop <sebastian.pop@amd.com>
6433
6434 * tree-data-ref.c (stmt_simple_memref_p): Don't call
6435 really_constant_p.
6436 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
6437 Moved close by free_graphite_bb.
6438 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
6439 (new_scop): Move close by free_scop.
6440 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
6441
64422008-08-22 Jan Sjodin <jan.sjodin@amd.com>
6443
6444 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
6445 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
6446 instead of recursive call.
6447 (graphite_translate_clast_equation): New.
6448 (graphite_create_guard_cond_expr): New.
6449 (graphite_create_new_guard): New.
6450 (get_stack_index_from_iv): Removed.
6451 (graphite_rename_ivs_stmt): Use gbb_loop_index.
6452 (get_true_edge_from_guard_bb): New.
6453 (translate_clast): Handle stmt_guard in clast.
6454 (get_construction_edge): Allow construction edge detection for
6455 a scope entry with multiple predecessors if one predecessor is
6456 the immediate dominator of scope entry.
6457 (can_generate_code_stmt): Enable code generation for clast_guard.
6458 (gloog): Use correct context loop. Removed check for post dominators.
6459 * cfgloop.h (create_empty_if_region_on_edge): Declared.
6460
64612008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6462
6463 * graphite.c (remove_dead_loops): Document better which
6464 loops are removed.
6465
64662008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6467
6468 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
6469 and PPLINC.
6470 (graphite.o): Also depends on pointer-set.h.
6471
64722008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6473
6474 * graphite.c (scop_record_loop): Fix compile warning.
6475
64762008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
6477 Sebastian Pop <sebastian.pop@amd.com>
6478
6479 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
6480
64812008-08-21 Sebastian Pop <sebastian.pop@amd.com>
6482
6483 * graphite.c (build_graphite_bb): Initialize bb->aux to
6484 point to the graphite_bb_p.
6485 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
6486 content of bb->aux.
6487 (add_bb_domains): Does not use the scop parameter.
6488 (graphite_transform_loops): Clean bb->aux at the end.
6489
64902008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6491 Sebastian Pop <sebastian.pop@amd.com>
6492
45489e99 6493 * lib/target-supports.exp
2abae5f1
SP		 6494 (check_effective_target_fgraphite): New.
6495
45489e99 6496 * gcc.dg/graphite/graphite.exp: Early exit when
2abae5f1
SP		 6497 check_effective_target_fgraphite returns false.
6498 Set dg-do-what-default to compile.
6499 (scan-graphite-dump-times): Removed.
45489e99 6500 * gfortran.dg/graphite/graphite.exp: Same.
2abae5f1 6501
45489e99 6502 * gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
2abae5f1 6503 Use scan-tree-dump-times instead of scan-graphite-dump-times.
45489e99
SP		 6504 * gcc.dg/graphite/scop-1.c: Same.
6505 * gcc.dg/graphite/scop-2.c: Same.
6506 * gcc.dg/graphite/scop-3.c: Same.
6507 * gcc.dg/graphite/scop-4.c: Same.
6508 * gcc.dg/graphite/scop-5.c: Same.
6509 * gcc.dg/graphite/scop-6.c: Same.
6510 * gcc.dg/graphite/scop-7.c: Same.
6511 * gcc.dg/graphite/scop-8.c: Same.
6512 * gcc.dg/graphite/scop-9.c: Same.
6513 * gcc.dg/graphite/scop-10.c: Same.
6514 * gcc.dg/graphite/scop-11.c: Same.
6515 * gcc.dg/graphite/scop-12.c: Same.
6516 * gcc.dg/graphite/scop-13.c: Same.
6517 * gcc.dg/graphite/scop-matmult.c: Same.
6518 * gcc.dg/graphite/scop-14.c: Same.
6519 * gcc.dg/graphite/scop-15.c: Same.
6520 * gcc.dg/graphite/block-0.c: Same.
6521 * gcc.dg/graphite/scop-16.c: Same.
6522 * gcc.dg/graphite/block-1.c: Same.
6523 * gcc.dg/graphite/scop-17.c: Same.
6524 * gcc.dg/graphite/scop-18.c: Same.
6525 * gfortran.dg/graphite/block-1.f90: Same.
6526 * gfortran.dg/graphite/scop-1.f: Same.
6527 * gfortran.dg/graphite/block-2.f: Same.
2abae5f1
SP		 6528
65292008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6530
6531 * graphite.c: Fix some XXX comments.
6532 (build_scop_dynamic_schedules): Removed.
6533
65342008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6535
6536 * graphite.h (scop_max_loop_depth): Moved...
6537 * graphite.c (scop_max_loop_depth): ...here.
6538 (remove_all_edges_1): New.
6539 (remove_all_edges): Factored code.
6540 (remove_cond_exprs): Check only the last statement for
6541 a GIMPLE_COND expression.
6542
65432008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6544
6545 * graphite.c (scan_tree_for_params): Early return when the
6546 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
6547 (find_scop_parameters): Factor out code.
6548 (graphite_trans_bb_strip_mine): Remove dead code.
6549
65502008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6551
6552 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
6553 graphite_trans_bb_move_loop): Factor asserts.
6554 (gloog): Perform sanity checks only for ENABLE_CHECKING.
6555 Do not call calculate_dominance_info and estimate_bb_frequencies.
6556
65572008-08-20 Jan Sjodin <jan.sjodin@amd.com>
6558
6559 * graphite.c (create_loops_mapping, free_loops_mapping,
6560 create_loops_mapping_num, debug_loop_mapping_1,
6561 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
6562 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
6563 graphite_loops_mapping_add_child_num,
6564 graphite_loops_mapping_insert_child,
6565 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
6566 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
6567 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
6568 create_num_from_index, get_num_from_index,
6569 swap_loop_mapped_depth): Removed.
6570 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
6571 (free_scop): Do not call free_loops_mapping.
6572 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
6573 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
6574 get_loop_mapped_depth.
6575 (graphite_trans_bb_move_loop): Do not update the loop mapping.
6576 (graphite_trans_bb_strip_mine): Same.
6577 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
6578 (struct scop): Remove field loops_mapping.
6579
65802008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6581 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6582
6583 * graphite.c (scop_record_loop): Factor out one level of the
6584 condition by early return.
6585 (build_scop_loop_nests): Format following FSF coding style.
6586 (build_scop_dynamic_schedules): Factor out code.
6587 (scopdet_bb_info): Reindent. Default case should not be reachable.
6588
65892008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6590 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6591
6592 * graphite.c (loop_affine_expr): Check for DECL_P or struct
6593 assignments that are not handled as simple operands for now.
6594
65952008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6596 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6597
6598 * graphite.c (build_scop_bbs): Factor up code.
6599
66002008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6601 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6602
6603 * graphite.c (stmt_simple_for_scop_p): Factor code out
6604 of the loop.
6605 (enum gbb_type): New. Group all the GBB_* types under it.
6606 (is_loop_exit): Moved...
6607 (end_scop): Enable BB spliting.
6608 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
6609 * cfgloop.h (is_loop_exit): Declared.
6610
66112008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6612
6613 * doc/invoke.texi: Remove strides from examples containing
6614 DO loops when the strides are equal to 1.
6615
66162008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
6617 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6618
6619 * graphite.c (graphite_trans_scop_block): Or the result with
6620 the result from graphite_trans_loop_block.
45489e99
SP		 6621 * gcc.dg/graphite/block-1.c: New.
6622 * gfortran.dg/graphite/block-1.f90: New.
6623 * gfortran.dg/graphite/block-2.f: New.
2abae5f1
SP		 6624
66252008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6626
6627 * graphite.c (graphite_transform_loops): Call cloog_initialize
6628 and cloog_finalize.
6629
66302008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6631
6632 * tree-data-ref.c) (stmt_simple_memref_p): New.
6633 * tree-data-ref.h (stmt_simple_memref_p): Declared.
6634 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
6635 (is_simple_operand): Call stmt_simple_memref_p.
6636
45489e99 6637 * gcc.dg/graphite/scop-matmult.c: Updated for not
2abae5f1
SP		 6638 using pointer arithmetic, as this is optimized by PRE and
6639 makes the code too difficult to analyze.
6640
45489e99 6641 * gcc.dg/graphite/scop-18.c: Same.
2abae5f1
SP		 6642
66432008-08-20 Sebastian Pop <sebastian.pop@amd.com>
6644
6645 * gdbinit.in (pgg): New.
6646
66472008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
6648
6649 * graphite.c (graphite_trans_loop_block): Fix warning.
6650
66512008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
6652
6653 * graphite.c (graphite_trans_loop_block): Fix my merge error.
6654
66552008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
6656
6657 * graphite.c (graphite_trans_bb_block): Remove check for
6658 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
6659 Check if loop blocking is profitable for every loop, before applying
6660 the changes.
6661 (graphite_apply_transformations): Call graphite_trans_bb_block only,
6662 if flag_loop_block is set.
6663
66642008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6665
6666 * graphite.c: Add some more documentation for the loop
6667 mapping.
6668
66692008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6670
6671 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
6672 * graphite.c: Format on less than 80 columns.
6673 * graphite.h: Same.
6674
66752008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6676
6677 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
6678
66792008-08-14 Sebastian Pop <sebastian.pop@amd.com>
6680
6681 * doc/invoke.texi (floop-block, floop-strip-mine,
6682 floop-interchange): Update documentation with examples.
6683
66842008-08-13 Sebastian Pop <sebastian.pop@amd.com>
6685
6686 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
6687 add_referenced_var.
6688 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
6689
66902008-08-13 Sebastian Pop <sebastian.pop@amd.com>
6691
6692 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
6693 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
6694 * tree-scalar-evolution.c: Revert useless changes.
6695 * tree-phinodes.c: Same.
6696 * cfghooks.c: Same.
6697 * vec.h: Same.
6698 * tree-vectorizer.h: Same.
6699 * tree-flow.h: Same.
6700 * tree-cfg.c: Same.
6701 * common.opt (fgraphite): Update documentation.
6702
67032008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
6704
6705 * doc/invoke.texi (-floop-block, -floop-strip-mine,
6706 -floop-interchange): Add more text for explaining what each of these
6707 flags is doing.
6708 * tree-into-ssa.c (gimple_vec): Moved to...
6709 * graphite.c: Include gimple.h.
6710 (gimple_vec): Moved to...
6711 (del_loop_to_cloog_loop): Removed.
6712 (loop_affine_expr): Do not call create_data_ref when the
6713 operand is a constant.
6714 (new_scop): Use free instead of del_loop_to_cloog_loop.
6715 * Makefile.in (graphite.o): Depend on GIMPLE_H.
6716 * gimple.h (gimple_vec): ... here.
6717
67182008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6719
6720 * graphite.c (scopdet_bb_info): Only allow loops with known number of
6721 latch executions.
6722 (build_loop_iteration_domains): Fail, if latch executions unknown.
6723
67242008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6725
6726 * graphite.c (add_conditions_to_domain): New.
6727 (build_scop_conditions_1): Call add_conditions_to_domain.
6728 (set_cloog_options): Allow to disable optimizations.
6729
67302008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6731
6732 * graphite.c (find_params_in_bb): Look for parameters in conditions.
6733 Do not use walk_dominator_tree.
6734 (find_scop_parameters): Do not use walk_dominator_tree.
6735
67362008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6737
6738 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
6739 (idx_record_params): Adapt.
6740 * graphite.h (scop_gimple_loop_depth): New.
6741
67422008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6743
6744 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
6745 (scan_tree_for_params): Remove value_init.
6746 (build_scop_context): Remove value_init.
6747 (build_loop_iteration_domains): Remove value_init.
6748 (schedule_to_scattering): Remove value_init.
6749 (graphite_trans_bb_strip_mine): Remove value_init.
6750
67512008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6752
6753 * gcc/graphite.c (limit_scops): New.
6754 (graphite_transform_loops): Add limit SCoPs.
45489e99
SP		 6755 * gcc.dg/graphite/scop-0.c: Update number of SCoPs.
6756 * gcc.dg/graphite/scop-1.c: Update number of SCoPs.
6757 * gcc.dg/graphite/scop-10.c: Update number of SCoPs.
6758 * gcc.dg/graphite/scop-11.c: Update number of SCoPs.
6759 * gcc.dg/graphite/scop-12.c: Update number of SCoPs.
6760 * gcc.dg/graphite/scop-13.c: Update number of SCoPs.
6761 * gcc.dg/graphite/scop-14.c: Update number of SCoPs.
6762 * gcc.dg/graphite/scop-15.c: Update number of SCoPs.
6763 * gcc.dg/graphite/scop-16.c: Update number of SCoPs.
2abae5f1 6764 Change loop numbers.
45489e99 6765 * gcc.dg/graphite/scop-17.c: Update number of SCoPs.
2abae5f1 6766 Change loop numbers.
45489e99
SP		 6767 * gcc.dg/graphite/scop-18.c: Update number of SCoPs.
6768 * gcc.dg/graphite/scop-2.c: Update number of SCoPs.
6769 * gcc.dg/graphite/scop-3.c: Update number of SCoPs.
6770 * gcc.dg/graphite/scop-4.c: Update number of SCoPs.
6771 * gcc.dg/graphite/scop-5.c: Update number of SCoPs.
6772 * gcc.dg/graphite/scop-6.c: Update number of SCoPs.
6773 * gcc.dg/graphite/scop-7.c: Update number of SCoPs.
6774 * gcc.dg/graphite/scop-8.c: Update number of SCoPs.
6775 * gcc.dg/graphite/scop-9.c: Update number of SCoPs.
6776 * gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
2abae5f1
SP		 6777
67782008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
6779
6780 * graphite.c (graphite_transform_loops): Call always find_transform.
6781
67822008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
6783
6784 * graphite.c (free_loops_mapping): New.
6785 (stmt_simple_for_scop_p): Fix typo.
6786 (stmt_simple_for_scop_p): Fix tuples functions, that
6787 broke polyhedron.
6788 (free_graphite_bb): Fix some memleaks.
6789 (free_scop): Fix some memleaks.
6790 (scopdet_bb_info): Do not forget some tmp SCoPs.
6791 (find_params_in_bb): Fix some memleaks.
6792 (clast_to_gcc_expression): Fix warning.
6793
67942008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
6795
45489e99
SP		 6796 * gcc.dg/graphite/scop-16.c: Fix for 32bit.
6797 * gcc.dg/graphite/scop-17.c: Fix for 32bit.
2abae5f1
SP		 6798
67992008-08-04 Sebastian Pop <sebastian.pop@amd.com>
6800
6801 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
6802 Move code ifdef-ed HAVE_cloog...
6803 * graphite.c: Include toplev.h.
6804 ... here.
6805 * Makefile.in (OBJS-common): Always build graphite.o.
6806 (BACKEND): Remove @GRAPHITE@.
6807 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
6808 (graphite.o): Depend on TOPLEV_H.
6809
68102008-08-04 Sebastian Pop <sebastian.pop@amd.com>
6811
6812 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
6813 Remove typo left from polylib to ppl conversion.
6814 * graphite.c (graphite_transforms): Use sorry instead of fatal.
6815
68162008-08-03 Sebastian Pop <sebastian.pop@amd.com>
6817
6818 * toplev.c (process_options): Move the graphite loop optimization
6819 flags...
6820 * tree-ssa-loop.c (graphite_transforms): ... here.
6821 When not configured with CLooG, print to dump_file that
6822 Graphite transforms were not performed.
45489e99 6823 * gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
2abae5f1 6824 New.
45489e99 6825 * gcc.dg/graphite/*.c: Updated all testcases to use
2abae5f1
SP		 6826 scan-graphite-dump-times.
6827
68282008-08-03 Sebastian Pop <sebastian.pop@amd.com>
6829
6830 * graphite.c (dot_scop, dot_all_scops): Do not call system.
6831 Do not open /tmp/scop.dot and /tmp/allscops.dot.
6832
68332008-08-02 Sebastian Pop <sebastian.pop@amd.com>
6834 Jan Sjodin <jan.sjodin@amd.com>
6835
6836 * configure: Regenerated.
6837 * omp-low.c (expand_omp_sections): Remove now unused code.
6838 * config.in (HAVE_polylib): Removed.
6839 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
6840 (PPLLIBS, PPLINC): Added.
6841 * graphite.c: Replace unsigned with int wherever possible.
6842 Don't access Cloog's data structures, but use accessor functions.
6843 Clast's stmt->type is now implemented as a vtable: change the
6844 switches of stmt->type into ifs.
6845 (polylib/polylibgmp.h): Don't include.
6846 (initialize_dependence_polyhedron,
6847 initialize_data_dependence_polyhedron, is_empty_polyhedron,
6848 statement_precedes_p, test_dependence, build_rdg_all_levels,
6849 dump_dependence_graph): Removed until this code is cleaned up
6850 or ported to Cloog.
6851 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
6852 (POLYLIBINC): Renamed PPLINC.
6853
68542008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
6855 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6856 Jan Sjodin <jan.sjodin@amd.com>
6857
6858 Finish the merge and tuplification of graphite.
6859
68602008-07-24 Sebastian Pop <sebastian.pop@amd.com>
6861 Jan Sjodin <jan.sjodin@amd.com>
6862
6863 Partial merge from mainline (138072:138275).
6864 * graphite.c still has to be tuplified.
6865
68662008-07-29 Jan Sjodin <jan.sjodin@amd.com>
6867
6868 * graphite.c (graphite_loops_mapping_max_loop_num): New.
6869 (create_num_from_index): New.
6870 (get_num_from_index): Also pass in the graphite BB.
6871 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
6872 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
6873 (graphite_trans_bb_strip_mine): Call create_num_from_index.
6874 (is_interchange_valid): Return false when failing.
6875 * graphite.h (struct num_map): New.
6876 (struct graphite_bb): New field num_map.
6877 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
6878
68792008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
6880
6881 * graphite.c (dump_gbb_conditions): Print also conditions like
6882 "if (a)". Remove dublicated code and use print_generic_expr ().
6883 (stmt_simple_for_scop_p): Only allow conditions we can handle
6884 {<, <=, >, >=}.
6885
68862008-07-25 Jan Sjodin <jan.sjodin@amd.com>
6887
6888 * graphite.h (struct scop): Removed new_ivs field.
6889 (SCOP_NEWIVS): Deleted.
6890 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
6891 clast_to_gcc_expression, graphite_create_new_loop):
6892 Removed use of new_ivs.
6893
68942008-07-25 Jan Sjodin <jan.sjodin@amd.com>
6895
6896 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
6897 create_loops_mapping_num, debug_loop_mapping_1): New.
6898 (debug_loop_mapping): Call debug_loop_mapping_1.
6899 (get_loop_mapping_for_num,
6900 graphite_loops_mapping_add_child,
6901 graphite_loops_mapping_add_child_num,
6902 graphite_loops_mapping_insert_child,
6903 graphite_loops_mapping_parent,
6904 split_loop_mapped_depth_for_num,
6905 loop_mapped_depth_split_loop): New.
6906 (increment_loop_mapped_depths): Removed.
6907 (swap_loop_mapped_depth_for_num): Reimplemented.
6908 (new_scop): Call create_loops_mapping.
6909 (scop_record_loop): Call graphite_loops_mapping_insert_child.
6910 (translate_clast): Pass the old loop father in parameter, and pass
6911 it to get_old_iv_from_ssa_name.
6912 (remove_edges_around_useless_blocks, can_generate_code_stmt,
6913 can_generate_code, can_generate_for_scop): New.
6914 (graphite_trans_bb_block): Returns false when it fails to transform.
6915 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
6916
69172008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6918
6919 Reverted all the changes related to the streamization and
6920 loop fusion.
6921 These changes are now tracked in the streamization branch.
6922
69232008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6924 Jan Sjodin <jan.sjodin@amd.com>
6925
6926 * graphite.c (gbb_compare): Correctly constify.
6927 (gbb_can_be_ignored): Indent.
6928 (graphite_trans_scop_swap_1and2): Add legality check.
6929 Remove dead FIXMEs.
6930
69312008-07-25 Sebastian Pop <sebastian.pop@amd.com>
6932
6933 Remove fallouts from "Reverted the Condate changes".
6934 * tree.h: Remove unused decl.
45489e99 6935 * gcc.dg/tree-checker: Same.
2abae5f1
SP		 6936 * timevar.def: Remove counter.
6937
69382008-07-24 Sebastian Pop <sebastian.pop@amd.com>
6939
6940 * Merge from mainline (135673:138072).
6941
6942 Reverted the MIRO changes (from 2008-04-05) that are now
6943 tracked in the miro branch.
6944 * tree-bounds.c: Removed.
6945 * tree-bounds.h: Removed.
6946
6947 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
6948 are now tracked in the condate branch.
6949 * tree-check.c: Removed.
6950 * tree-match.c: Removed.
6951 * condate.y: Removed.
6952
69532008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6954
6955 * common.opt: New user flag -floop-block, -floop-strip-mine
6956 and -floop-interchange.
6957 * toplev.c (process_options): Enable -fgraphite pass if any one of the
6958 graphite loop optimization flags is turned on.
6959 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
6960 flag_loop_strip_mine and flag_loop_interchange checks before
6961 optimizations.
6962 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
6963 -floop-strip-mine and -floop-interchange.
45489e99 6964 * gcc.dg/graphite/block-0.c: Add -floop-block and remove
2abae5f1 6965 -fgraphite.
45489e99
SP		 6966 * gcc.dg/graphite/scop-16.c: Ditto.
6967 * gcc.dg/graphite/scop-17.c: Ditto.
6968 * gcc.dg/graphite/scop-18.c: Ditto.
2abae5f1
SP		 6969
69702008-07-23 Jan Sjodin <jan.sjodin@amd.com>
6971 Sebastian Pop <sebastian.pop@amd.com>
6972
6973 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
6974 (create_empty_loop_on_edge): More fixes.
6975 * tree-phinodes.c (resize_phi_node): Extern.
6976 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
6977 * cfghooks.c (update_dominator_information): New split from
6978 split_edge.
6979 * tree-vectorizer.c (rename_variables_in_bb): Extern.
6980 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
6981 successor of the function entry block.
6982
6983 * graphite.c: Include pointer-set.h.
6984 (debug_loop_mapping, increment_loop_mapped_depths,
6985 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
6986 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
6987 swap_loop_mapped_depth_for_num, get_num_from_index,
6988 swap_loop_mapped_depth, loop_iv_stack_debug,
6989 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
6990 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
6991 get_old_iv_from_ssa_name): New.
6992 (new_scop): Initialize SCOP_LOOPS_MAPPING.
6993 (free_scop): Free SCOP_LOOPS_MAPPING.
6994 (scop_record_loop): Record old ivs.
6995 (create_var_name): Removed.
6996 (initialize_cloog_names): Allocate double space in case strip mine
6997 applies to all loops once.
6998 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
6999 (clast_to_gcc_expression): Same. Implement more clast to gimple
7000 translation.
7001 (graphite_create_new_loop): Pass in ivstack.
7002 (remove_all_edges): Pass in the construction_edge.
7003 (graphite_remove_iv): Removed.
7004 (graphite_rename_ivs, graphite_rename_ivs_stmt,
7005 remove_cond_exprs): Rewritten.
7006 (move_phi_nodes): New.
7007 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
7008 (translate_clast): Pass in ivstack. Rewrite some cases.
7009 (set_cloog_options, debug_clast_stmt): New.
7010 (find_transform): Use set_cloog_options.
7011 (outermost_loop_layer): Removed.
7012 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
7013 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
7014 mark_old_loops, remove_dead_loops): New.
7015 (gloog): Rewritten.
7016 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
7017 (const_column_index, get_first_matching_sign_row_index,
7018 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
7019 get_upper_bound): New.
7020 (graphite_trans_bb_strip_mine): Also update the iv map.
7021
7022 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
7023 (struct name_tree): Add a loop field.
7024 (struct scop): Add a graphite_loops_mapping field.
7025 (SCOP_LOOPS_MAPPING): New.
7026 (debug_clast_stmt): Declare.
7027 * lambda.h (find_induction_var_from_exit_cond): Declare.
7028 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
7029 * cfgloop.h (update_dominators_in_loop): Removed declaration.
7030 (create_empty_loop_on_edge): Updated.
7031 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
7032 rename_variables_in_bb): Declare.
7033 * tree-cfg.c (remove_bb): Extern.
7034
45489e99 7035 * gcc.dg/graphite/block-0.c: New.
2abae5f1
SP		 7036
70372008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7038 Sebastian Pop <sebastian.pop@amd.com>
7039
7040 * graphite.c (strip_mine_profitable_p): New.
7041 (graphite_trans_bb_block): Disable strip mining if not profitable.
7042
45489e99
SP		 7043 * gcc.dg/graphite/scop-18.c: New.
7044 * gcc.dg/graphite/scop-17.c: Fixed.
7045 * gcc.dg/graphite/scop-16.c: Fixed.
2abae5f1
SP		 7046
70472008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
7048 Jan Sjodin <jan.sjodin@amd.com>
7049 Sebastian Pop <sebastian.pop@amd.com>
7050
7051 * graphite.c (is_interchange_valid): New.
7052 (graphite_trans_bb_block): Check loop nest of basic block for legality
7053 of interchange.
7054
7055 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
7056 outer_most_loop, gbb_outer_most_loop_index): New.
7057
7058 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
7059 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
45489e99
SP		 7060 * gcc.dg/graphite/scop-16.c: New.
7061 * gcc.dg/graphite/scop-17.c: New.
2abae5f1
SP		 7062
70632008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
7064
7065 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
7066 (graphite_trans_scop_block): Ignore SCoPs without bbs.
7067
70682008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
7069
7070 * graphite.c (new_scop): Initialize SCOP_EXIT.
7071 (scopdet_info): Add.
7072 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
7073 (build_scops_1): Cleanup, bugfixes.
7074 (build_scops): Cleanup.
7075
45489e99
SP		 7076 * gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
7077 * gcc.dg/graphite/scop-15.c: Add SCoP numbers.
2abae5f1
SP		 7078
70792008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
7080
45489e99 7081 * gfortran.dg/graphite/scop-1.f: Update to reduced test case.
2abae5f1 7082
45489e99 7083 * gfortran.dg/graphite/graphite.exp: Use
2abae5f1
SP		 7084 DEFAULT_GRAPHITE_FLAGS.
7085
45489e99 7086 * gcc.dg/graphite/scop-15.c: Update to reduced test case.
2abae5f1
SP		 7087
70882008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
7089
7090 * graphite.c (scan_tree_for_params): Do not assert any more if
7091 MULT_EXPR parameter is negative.
7092
45489e99 7093 * gfortran.dg/graphite/scop-1.f: New.
2abae5f1 7094
45489e99 7095 * gfortran.dg/graphite/graphite.exp: New.
2abae5f1 7096
45489e99 7097 * gcc.dg/graphite/scop-15.c: New.
2abae5f1
SP		 7098
70992008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
7100
7101 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
7102
71032008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
7104
7105 * graphite.c (graphite_trans_bb_swap_loops): Rename from
7106 graphite_swap_loops.
7107 (graphite_trans_bb_move_loop): New.
7108 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
7109 (graphite_trans_bb_block): New.
7110 (graphite_trans_loop_block): New.
7111 (graphite_trans_scop_swap_1and2): Rename from
7112 graphite_trans_swap_1and2.
7113 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
7114 (graphite_trans_scop_block): New.
7115 (graphite_apply_transformations): Rename from
7116 graphite_transformations.
7117
45489e99 7118 * gcc.dg/graphite/scop-matmult.c: New.
2abae5f1
SP		 7119
71202008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
7121
7122 * graphite.c (gbb_compare): New.
7123 (graphite_sort_gbbs): New.
7124 (gbb_can_be_ignored): New.
7125 (scop_remove_ignoreable_gbbs): New.
7126 (graphite_transformations): Cleanup and add
7127 scop_remove_ignoreable_gbbs.
7128 * lambda.h (lambda_vector_compare): New.
7129
71302008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
7131
7132 * graphite.c (print_graphite_bb): Correct printing of static schedule.
7133 (graphite_swap_loops): int -> unsigned
7134 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
7135 (graphite_transformations): New.
7136 (graphite_transform_loops): Move to graphite_transformations.
7137 * graphite.h (gbb_nb_loops): Return unsigned.
7138
71392008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
7140
7141 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
7142 the domain matrix. This makes scop-0.c work again.
7143
71442008-06-20 Richard Guenther <rguenther@suse.de>
7145
7146 * graphite.h: Adjust copyright to GPLv3.
7147 * graphite.c: Likewise.
7148 (stmt_simple_memref_for_scop_p): Split out from ...
7149 (stmt_simple_for_scop_p): ... here. Fix handling of calls
7150 and simplify.
7151 (get_bb_type): Optimize.
7152 (is_pred): Remove.
7153 (is_bb_addable): Fix memleak, replace is_pred call with
7154 single_pred.
7155 (build_scops): Use current_loops.
7156 (param_index): Fix memleak.
7157
71582008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7159
7160 * graphite.c: Fix formatting.
7161
71622008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7163
7164 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
7165 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
7166 (create_var_name, save_var_name): Newly defined functions.
7167 (initialize_cloog_names): Part of the code factored out to
7168 save_var_name.
7169 (clast_to_gcc_expression): Now handles the case of clast_red_sum
7170 in clast_reduction statement.
7171 (graphite_create_new_loop): Now takes a new parameter
7172 for outer_loop.
7173 (translate_clast): Now also takes the context_loop and bb_exit
7174 parameters. Rewritten the code so that it creates a gimple code
7175 inside the given context.
7176 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
7177 remove_cond_expr, disconnect_cond_expr,
7178 disconnect_virtual_phi_nodes): Newly defined functions.
7179 * graphite.h (struct scop): added old_ivs vector.
7180 SCOP_OLDIVS: New macro.
7181
71822008-06-19 Sebastian Pop <sebastian.pop@amd.com>
7183
7184 * cfgloopmanip.c: Add missing function comments, fix formatting.
7185
71862008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7187
7188 * cfgloopmanip.c (update_dominators_in_loop): Defined.
7189 (create_empty_loop_on_edge): Defined.
7190 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
7191 instead of void.
7192 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
7193 (update_dominators_in_loop): Declared as extern
7194 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
7195
71962008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
7197
7198 * graphite.c (print_graphite_bb): Allow changing number of loops
7199 in SCoP domain.
7200 (initialize_cloog_names): Allow changing number of loops.
7201 (build_cloog_prog): Simplify.
7202 (find_transform): Enable cloog option --strides.
7203 (graphite_swap_loops): New.
7204 (graphite_strip_mine_loop): New.
7205 (graphite_trans_swap_1and2): New.
7206 (graphite_trans_strip): New.
7207 (graphite_transform_loops): Add graphite_trans_strip.
7208 * graphite.h (scop_max_loop_depth): New.
7209
72102008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
7211
7212 * graphite.c (build_scop_iteration_domain): Remove forgotten
7213 line. (Fixes compile)
7214
72152008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
7216
7217 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
7218 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
7219 (build_bb_loops): New.
7220 (graphite_transform_loops): Add build_bb_loops.
7221 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
7222 numbers.
7223 * graphite.h (graphite_bb): Add loops.
7224 (gbb_nb_loops): New.
7225 (gbb_loop_at_index): New.
7226 (gbb_loop_index): New.
7227 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
7228 using nb_params_in_scop.
7229
72302008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
7231
7232 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
7233 (build_scop_canonical_schedules): Build minimized schedule.
7234 (schedule_to_scattering): Adapt to minimized schedule.
7235 * graphite.h (graphite_bb): Add/Update descriptions.
7236
72372008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
7238 Tobias Grosser <grosser@fim.uni-passau.de>
7239
7240 * graphite.c (print_graphite_bb): Add condition printing.
7241 (dump_value): New.
7242 (dump_gbb_conditions): New.
7243 (build_scop_conditions_1): New.
7244 (build_scop_conditions): New.
7245 * graphite.h (graphite_bb): Add conditions.
7246
72472008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
7248
7249 * graphite.c (print_graphite_bb):
7250 (free_graphite_bb): New.
7251 (free_scop): Free bbs.
7252 (get_bb_type): Free doms.
7253 (build_scop_context): Free context matrix.
7254 (build_loop_iteration_domains): Remove unused code.
7255 (build_cloog_prog): Free scattering function and blocklist.
7256 (find_transform): Free options.
7257
72582008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
7259
7260 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
7261 Remove unnecessery cloog data structures. Make a copy of the domain
7262 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
7263 unnecessary cloog data structures. Fix memory leaks. Remove insert
7264 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
7265 used.
7266 (build_scop_iteration_domain): Remove unnecessary cloog
7267 data structures. Fix memory leaks.
7268 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
7269 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
7270
72712008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7272
7273 * graphite.c (find_scop_params): Remove initialize_cloog_names.
7274
72752008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7276
7277 * graphite.c (end_scop): Style fix.
7278 (schedule_to_scattering): Style and comment fix.
7279
72802008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7281 * graphite.c (print_graphite_bb): Fix definiton of
7282 schedule_to_scattering.
7283 (initialize_cloog_names): Change nb_scattdims to max loop
7284 depth in SCoP.
7285 (schedule_to_scattering): Take parameter for number of scattering
7286 dimensions.
7287 (build_cloog_prog): Only build as much scattering dimensions as
7288 necessary.
7289
72902008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
7291
7292 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
7293 in polyhedron/aermod.f90.
7294
72952008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
7296 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
7297 Harsha Jagasia <harsha.jagasia@amd.com>
7298
7299 * graphite.c (is_bb_addable): Fix segfault.
7300
73012008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
7302
7303 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
7304 with multiple exits and conditional handling in edge cases.
7305 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
7306
45489e99 7307 * gcc.dg/graphite/scop-14.c: New.
2abae5f1
SP		 7308
73092008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
7310 Adrien Eliche <aeliche@isty.uvsq.fr>
7311
7312 * graphite.c (is_bb_addable): Add more comments and enhance
7313 readablity of the source code. Fix memory leak.
7314 (is_loop_exit): Fix memory leak.
7315
73162008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
7317
7318 * graphite.c (first_loop_in_scop): Deleted.
7319 (setup_cloog_loop): Only walk the loop chain for inner loops.
7320 (build_scop_iteration_domain): Execute setup_cloog_loop for
7321 all loops in the first layer.
7322
73232008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
7324
7325 * graphite.c (scan_tree_for_params): Change the way params are
7326 added to be indepenent of the number of loops.
7327 (setup_cloog_loop): Revert to short matrix format. Fix parameter
7328 handling.
7329 (build_cloog_prog): Revert to short matrix format.
7330
73312008-06-05 Sebastian Pop <sebastian.pop@amd.com>
7332 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
7333
7334 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
7335 warning.
7336
73372008-06-05 Sebastian Pop <sebastian.pop@amd.com>
7338
7339 * graphite.c (nb_data_refs_in_scop): New.
7340 (graphite_transform_loops): Print more stats: number of
7341 loops, basic blocks and data references per scop.
7342
73432008-06-04 Sebastian Pop <sebastian.pop@amd.com>
7344 Jan Sjodin <jan.sjodin@amd.com>
7345
7346 * graphite.c (loop_affine_expr, idx_record_params,
7347 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
7348 instead of instantiate_parameters.
7349
73502008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
7351
7352 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
7353 add support for parameters, add STATIC_SCHEDULE at the right places,
7354 cleanup.
7355
73562008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
7357
7358 * graphite.c (build_scop_loop_nests): Only add the loops, that
7359 are contained completely in the SCoP.
7360 (build_cloog_prog): Disable scattering, until schedule_to_scattering
7361 and the domains are fixed.
7362 (build_scop_canonical_schedules): Add support for bbs not contained
7363 in any SCoP.
7364
73652008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
7366
7367 * graphite.h (scop_contains_loop): Update comments to match
7368 the actual behavior.
7369 (scop_contains_loop): New.
7370 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
7371
73722008-06-04 Sebastian Pop <sebastian.pop@amd.com>
7373
7374 * graphite.c (get_bb_type): On function body, i.e. loop_0,
7375 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
7376 as GBB_COND_HEADER.
7377
73782008-06-04 Sebastian Pop <sebastian.pop@amd.com>
7379 Tobias Grosser <grosser@fim.uni-passau.de>
7380
7381 * graphite.c (graphite_transform_loops): Early return when
7382 there are no loops in the function.
7383
73842008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7385 Jan Sjodin <jan.sjodin@amd.com>
7386
7387 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
7388 offset of the last loop.
7389 (setup_cloog_loop): Copy the entire outer constraint matrix.
7390
73912008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7392 Jan Sjodin <jan.sjodin@amd.com>
7393
7394 * graphite.c (stmt_in_scop_p, function_parameter_p,
7395 invariant_in_scop_p): Removed.
7396 (scan_tree_for_params): Can be used with no constraint
7397 matrix for gathering parameters.
7398 (idx_record_params): Don't use idx_record_param, instead use
7399 scan_tree_for_params.
7400 (find_scop_parameters): Same.
7401 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
7402 Fix the size of loop domains.
7403 (schedule_to_scattering): Exit when the outer loop is not in scop.
7404 (find_transform): Enable build_cloog_prog.
7405
74062008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7407 Jan Sjodin <jan.sjodin@amd.com>
7408
7409 * graphite.c (schedule_to_scattering): Make scattering domains
7410 uniformly of the same size, as required by CLooG 0.14.0 and before.
7411
74122008-05-31 Sebastian Pop <sebastian.pop@amd.com>
7413 Jan Sjodin <jan.sjodin@amd.com>
7414
7415 * graphite.c (schedule_to_scattering): Rewrite, correct the
7416 translation of the scheduling function to scattering.
7417 (build_cloog_prog): Call schedule_to_scattering only once.
7418 * graphite.h (scop_loop_index): Do not fail for loops not
7419 in the scop: return -1.
7420
74212008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
7422
7423 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
7424 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
7425 (setup_cloog_loop): Export GBB_DOMAIN.
7426 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
7427 able to rebuild the original control flow.
7428 * graphite.h (graphite_bb): Add domain field and access macro.
7429 (GBB_DOMAIN): New.
7430
74312008-05-30 Sebastian Pop <sebastian.pop@amd.com>
7432
7433 * graphite.c (debug_gbb): New.
7434 (print_scop, build_graphite_bb): Use SCOP_BBS.
7435 (build_scop_bbs): Reimplemented.
7436 (dfs_bb_in_scop_p): Removed.
7437 (build_scop_loop_nests): Reorder loops inserted in
7438 SCOP_LOOP_NEST: outer loops should come first.
7439 (build_scop_canonical_schedules): Reinitialize at zero
7440 the components of the SCOP_STATIC_SCHEDULE for the loops
7441 that have already been parsed.
7442
7443 * graphite.h (debug_gbb): Declared.
7444
74452008-05-30 Sebastian Pop <sebastian.pop@amd.com>
7446 Jan Sjodin <jan.sjodin@amd.com>
7447
7448 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
7449 (graphite_loop_to_gcc_loop): Removed.
7450 (remove_all_edges): New.
7451 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
7452 (gloog): Remove useless code.
7453
74542008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
7455
7456 * graphite.c (get_bb_type): Reworked. We distinguish between
7457 loops with one or multiple exits.
7458 (is_loop_exit): New.
7459 (is_pred): New.
7460 (is_bb_addable): Rework condition handling, now support for case
7461 case statements and loops with multiple exits.
7462
45489e99
SP		 7463 * gcc.dg/graphite/scop-11.c: New.
7464 * gcc.dg/graphite/scop-12.c: New.
7465 * gcc.dg/graphite/scop-13.c: New.
2abae5f1
SP		 7466
74672008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
7468
7469 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
7470 we have too many colors.
7471
74722008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
7473
7474 * doc/invoke.texi (-ftree-loop-fusion): Document.
7475 * tree-pass.h (pass_loop_fusion): Declared.
7476 * tree-loop-fusion.c: New.
7477 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
7478 * tree-data-ref.c (find_data_references_in_loop): Make extern.
7479 * tree-data-ref.h (find_data_references_in_loop): Declared.
7480 * common.opt (ftree-loop-fusion): Declared.
7481 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
7482
74832008-05-21 Sebastian Pop <sebastian.pop@amd.com>
7484
7485 * graphite.c (build_access_matrix): Fix typo from the merge.
7486
74872008-05-20 Sebastian Pop <sebastian.pop@amd.com>
7488
7489 * Merge from mainline (130800:135673).
7490
74912008-05-07 Sebastian Pop <sebastian.pop@amd.com>
7492
7493 * graphite.c (end_scop): The exit of the scop is not part of the scop.
7494 Update dominators after splitting.
7495
74962008-05-07 Sebastian Pop <sebastian.pop@amd.com>
7497
7498 * graphite.c (is_bb_addable): Return the harmful statement.
7499 Factor up some code.
7500 (end_scop): New. Splits end of scope bbs on a harmful statement.
7501 (build_scops_1): Call end_scop.
7502
75032008-05-07 Sebastian Pop <sebastian.pop@amd.com>
7504
7505 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
7506 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
7507 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
7508 build_scops_1): Removed.
7509 (build_scops_2): Renamed build_scops_1.
7510
75112008-05-06 Sebastian Pop <sebastian.pop@amd.com>
7512
7513 * graphite.c: Fix formatting.
7514
75152008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7516
7517 * graphite.c (get_bb_type): New.
7518 (move_scops): New.
7519 (build_scops_2): New.
7520 (is_bb_addable): New.
7521 (build_scops): Switch the scop detection.
7522 (build_scop_bbs): Add entry bb to scop.
7523 * graphite.h (struct scop): Update comment.
7524
75252008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7526
7527 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
7528 more colors.
7529
75302008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7531
45489e99
SP		 7532 * gcc.dg/graphite/scop-1.c: Update.
7533 * gcc.dg/graphite/scop-2.c: Update.
7534 * gcc.dg/graphite/scop-4.c: Update.
7535 * gcc.dg/graphite/scop-5.c: Add.
7536 * gcc.dg/graphite/scop-6.c: Add.
2abae5f1
SP		 7537
75382008-05-06 Sebastian Pop <sebastian.pop@amd.com>
7539
45489e99
SP		 7540 * gcc.dg/graphite/scop-0.c: Add.
7541 * gcc.dg/graphite/scop-7.c: Add.
7542 * gcc.dg/graphite/scop-8.c: Add.
7543 * gcc.dg/graphite/scop-9.c: Add.
7544 * gcc.dg/graphite/scop-10.c: Add.
2abae5f1
SP		 7545
75462008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
7547
7548 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
7549 Check affine expressions depending on the outermost loop
7550 instead of a scop.
7551 (stmt_simple_for_scop_p): Same.
7552 (harmfule_stmt_in_scop): Same.
7553
75542008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
7555
7556 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
7557 mark entry and exit, that are not part of the SCoP and update HTML
7558 formatting.
7559
75602008-04-25 Sebastian Pop <sebastian.pop@amd.com>
7561
7562 * graphite.c (basic_block_simple_for_scop_p): Renamed
7563 harmful_stmt_in_bb.
7564 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
7565 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
7566 (all_preds_visited_p, all_succs_visited_p,
7567 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
7568 scop_end_loop): New.
7569 (build_scops): Do not use dfs_enumerate_from.
7570
45489e99 7571 * gcc.dg/graphite/scop-{1,2,4}.c: Updated.
2abae5f1
SP		 7572
75732008-04-23 Sebastian Pop <sebastian.pop@amd.com>
7574
7575 * graphite.c: Add comments to functions that are missing a
7576 description.
7577 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
7578
75792008-04-23 Sebastian Pop <sebastian.pop@amd.com>
7580
7581 * graphite.c (nb_params_in_scop): Moved...
7582 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
7583 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
7584 (clast_to_gcc_expression): Reduce column size to less than 80.
7585 (graphite_create_iv): Return the new name of the IV.
7586 (find_transform): Set options->esp and options->cpp.
7587 (gloog): Comment out the invalidation of the old loop code.
7588 (initialize_dependence_polyhedron): Replace scop_nb_params with
7589 nb_params_in_scop.
7590
7591 * graphite.h (nb_params_in_scop): ... here.
7592 (scop_nb_params): Removed.
7593 (loop_domain_dim): Return something even when the loop was not
7594 found in the hash table: avoid ICEing on all the graphite.exp
7595 testcases.
7596
75972008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7598
7599 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
7600
7601 * graphite.c (build_scop_dynamic_schedules): Schedule is built
7602 according to nesting level.
7603 (find_scop_parameters): Call instantiate_parameters.
7604 (scan_tree_for_params): Extend it to handle general affine bounds.
7605 Inner loop bound can depend on outer loop induction variable.
7606 (setup_cloog_loop): tmp variable is allocated on stack. Call
7607 instantiate_parameters with respect to outermost_loop_in_scop.
7608 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
7609 graphite.h.
7610 (create_empty_loop): Function loopify should be given edge
7611 probability, instead of edge frequency. Dominance relation from
7612 switch_bb to loop_header.
7613 (clast_to_gcc_expression): Added handling of clast_reduction node.
7614 (gloog): New functionality for removing old loop.
7615 (test_dependence): Factored out from build_rdg_all_levels.
7616 (build_rdg_all_levels): Dependence testing factored out to
7617 test_dependence function.
7618
7619 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
7620 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
7621 from graphite.c
7622
76232008-04-07 Sebastian Pop <sebastian.pop@amd.com>
7624
7625 * graphite.c (free_scop, param_index, initialize_cloog_names,
7626 nb_params_in_scop): Use name_tree map instead of just a tree
7627 for keeping track of the variable name associated to that tree.
7628 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
7629 clast_to_gcc_expression, graphite_create_iv,
7630 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
7631 graphite_stmt_to_gcc_stmt): New.
7632 (gloog): Call these.
7633 * graphite.h (struct name_tree): New.
7634 (struct scop): Use name_tree instead of tree for params.
7635 Store a vector of name_tree for new_ivs.
7636 (SCOP_NEWIVS): New.
7637 (scop_nb_params): Use name_tree instead of tree.
7638
76392008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
7640 Sebastian Pop <sebastian.pop@amd.com>
7641
7642 * tree-bounds.c: New.
7643 * tree-bounds.h: New.
7644 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
7645 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
7646 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
7647 flag_mudflap.
7648 * gcc.c: Same.
7649 * toplev.c: Same.
7650 * c-cppbuiltin.c: Same.
7651 * c-pragma.c: Same.
7652 * common.opt: Same.
7653 * varasm.c: Same.
7654 * tree-outof-ssa.c: Same.
7655 * c-common.c: Same.
7656 * Makefile.in: Same.
7657
76582008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
7659 Sebastian Pop <sebastian.pop@amd.com>
7660
7661 * tree-loop-distribution.c (remaining_stmts,
7662 upstream_mem_writes): Removed static variables.
7663 (copy_loop_before, create_bb_after_loop,
7664 mark_nodes_having_upstream_mem_writes, free_rdg_components,
7665 rdg_build_components, rdg_build_partitions,
7666 dump_rdg_partitions): Extern.
7667 (generate_loops_for_partition, generate_code_for_partition): Do not
7668 return a bool.
7669 (already_processed_vertex_p, predecessor_has_mem_write,
7670 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
7671 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
7672 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
7673 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
7674 Pass remaining_stmts and upstream_mem_writes as parameters.
7675 (rdg_component): Moved...
7676 (build_rdg_partition_for_component): Do not aggregate components when
7677 flag_streamize_loops is set.
7678 (gen_sequential_loops): New.
7679 (ldist_gen): Call gen_sequential_loops.
7680
7681 * tree-pass.h (pass_loop_streamization): Declared.
7682
7683 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
7684 basic blocks when loops structures exist.
7685
7686 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
7687
7688 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
7689
7690 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
7691 eliminate_local_variables_stmt, eliminate_local_variables,
7692 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
7693 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
7694 of code delimited by two edges in the CFG.
7695 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
7696 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
7697 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
7698 the case of parallelisation of reductions.
7699 (create_loop_fn): Extern.
7700 (create_omp_parallel_region): New.
7701
7702 * tree-data-ref.c (dump_data_dependence_relation): Don't call
7703 dump_data_reference for printing dra and drb.
7704 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
7705 RDGE_RELATION.
7706 (build_rdg): Don't call free_dependence_relations for the moment, as
7707 we attach dependence relations on each edge of the RDG.
7708 To be fixed later.
7709
7710 * tree-data-ref.h (rdg_component): ...here.
7711 (struct rdg_edge): New field ddr_p relation.
7712 (RDGE_RELATION): New.
7713 (create_bb_after_loop, copy_loop_before,
7714 mark_nodes_having_upstream_mem_writes, rdg_build_components,
7715 rdg_build_partitions, dump_rdg_partitions,
7716 free_rdg_components): Declared.
7717
7718 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
7719 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
7720
7721 * tree-loop-streamization.c: New.
7722
7723 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
7724 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
7725
7726 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
7727
7728 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
7729
7730 * passes.c: Schedule pass_loop_streamization.
7731
77322008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
7733
7734 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
7735 update comment.
7736
77372008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
7738
7739 * graphite.c (dot_all_scops): Update formatting.
7740 Bbs can now be part of more than one SCoP.
7741
77422008-03-04 Sebastian Pop <sebastian.pop@amd.com>
7743
7744 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
7745 malloc problems.
7746 (loop_domain_dim): Check for unregistered toplev SCOP loop.
7747 * graphite.h (loop_to_cloog_loop): New.
7748
77492008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7750
7751 * graphite.c (loop_domain_dim, ref_nb_loops,
7752 loop_iteration_vector_dim): New.
7753 (build_access_matrix_with_af, build_access_matrix,
7754 initialize_dependence_polyhedron): Fixed for new matrix layout.
7755 No longer assume that all iteration domains are of the same
7756 dimensionality.
7757
77582008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7759
7760 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7761 defined in a loop at depth 0 is invariant.
7762 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7763 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7764 be called at loop depth 0.
7765
7766 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
7767 a parameter.
7768 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
7769 (down_open_scop): Removed.
7770 (loop_in_scop_p): Redefined.
7771 (scop_affine_expr): New argument: scop.
7772 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
7773 a harmful statement ending a scop.
7774 (basic_block_simple_for_scop_p): New argument: scop.
7775 (get_loop_start): Removed.
7776 (new_scop): Initialize SCOP_LOOPS.
7777 (free_scop): Free SCOP_LOOPS.
7778 (succs_at_same_depth, preds_at_same_depth): New.
7779 (end_scop): Test the validity of a scop.
7780 (add_dominators_to_open_scops): New.
7781 (test_for_scop_bound): Call add_dominators_to_open_scops.
7782 Add cases for opening and closing multiple scops.
7783 (build_scops, build_scop_bbs): Iterate over basic blocks in
7784 depth first order.
7785 (build_graphite_bb): Pass scop directly.
7786 (dfs_bb_in_scop_p): New.
7787 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
7788 several times.
7789 (nb_loops_around_gb): Use loop_in_scop_p.
7790 (schedule_to_scattering): Disabled for the moment the code computing
7791 the "textual order for outer loop".
7792
7793 * graphite.h (struct scop): New field loops.
7794 (SCOP_LOOPS): New.
7795 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
7796
45489e99 7797 * gcc.dg/graphite/scop-{1,...,7}.c: Updated.
2abae5f1
SP		 7798
77992008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
7800 Sebastian Pop <sebastian.pop@amd.com>
7801
7802 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
7803 * common.opt (fstreamize-loops): New.
7804 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
7805 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
7806 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
7807 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
7808
78092008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7810
7811 * tree-data-ref.c (build_empty_rdg): New.
7812 (build_rdg): Use it.
7813 * tree-data-ref.h (build_empty_rdg): Declared.
7814 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
7815 (find_vertex_for_stmt): Removed.
7816 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
7817
78182008-02-21 Sebastian Pop <sebastian.pop@amd.com>
7819
7820 * tree-loop-distribution.c (generate_builtin): After cancelling the
7821 loop tree, also delete basic blocks.
7822 (rdg_flag_uses): Stop recursion when a vertex has already been
7823 processed.
7824
78252008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7826
7827 * graphite.c (build_scop_alpha): Removed.
7828 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
7829 and dump_dependence_graph to avoid compiler warnings.
7830
78312008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7832
7833 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
7834 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
7835 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7836 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
7837 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
7838 (initialize_dependence_polyhedron, find_vertex_for_stmt,
7839 initialize_data_dependence_polyhedron, is_empty_polyhedron,
7840 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
7841 dump_dependence_graph): New.
7842 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
7843 (GBB_ALPHA): New.
7844 (struct scop): New field loop2cloog_loop.
7845 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
7846 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
7847
78482008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7849
7850 * graphite.c (build_graphite_bb): Fix initialization
7851 of the graphite basic block.
7852
78532008-02-05 Sebastian Pop <sebastian.pop@amd.com>
7854
7855 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
7856 loop domain matrix. Pass in the number of loops contained in the
7857 constraint matrix.
7858 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
7859 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
7860 loops that are not surrounding the current loop are not represented
7861 in the domain constraint matrix.
7862 (build_scop_iteration_domain): Initial domain constraint matrix
7863 contains only the eq/ineq, cst, and scop parameters columns.
7864
78652008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7866
7867 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
7868 (print_graphite_bb): Print scattering.
7869
78702008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7871
7872 * graphite.c (initialize_cloog_names): Initialize names of
7873 scattering variables.
7874
78752009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7876
7877 * graphite.c (dot_all_scops_1): Disable debug output while
7878 printing graph.
7879
78802008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
7881
7882 * graphite.c (find_transform): Change cloog output language to C.
7883
78842008-01-27 Sebastian Pop <sebastian.pop@amd.com>
7885
7886 * tree-loop-distribution.c (generate_memset_zero,
7887 generate_builtin, generate_code_for_partition,
7888 rdg_flag_all_uses): New.
7889 (rdg_flag_uses): Gather in the same partition the statements defining
7890 the VUSES of the current statement.
7891 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
7892 Gather in the same partition not only the stores to the same memory
7893 access, but also the reads.
7894 (ldist_generate_loops): Renamed ldist_gen.
7895
78962008-01-24 Sebastian Pop <sebastian.pop@amd.com>
7897 Tobias Grosser <grosser@fmi.uni-passau.de>
7898
7899 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
7900 next pointer, don't use the inner pointer.
7901
79022008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
7903
7904 * graphite.c (dot_all_scops, dot_all_scops_1): New.
7905 (find_transform): Call dot_all_1.
7906 * graphite.h (dot_all_scops): Declared.
7907
79082007-12-14 Sebastian Pop <sebastian.pop@amd.com>
7909
7910 * tree-loop-distribution.c: Fix apsi.f ICE.
7911 (create_bb_after_loop): New.
7912 (generate_loops_for_partition): Use it.
45489e99 7913 * gfortran.dg/ldist-1.f90: New.
2abae5f1
SP		 7914
7915 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
7916 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
7917
79182007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7919
7920 * graphite.c (find_transform): Dump cloog program sent to cloog.
7921
79222007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7923
7924 * graphite.c (initialize_cloog_names): Initialize cloog
7925 iterator names.
7926
79272007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
7928
7929 * graphite.c (build_scop_context): Fix typo, for the matrix
7930 format: insert '0 >= 0' instead of '-1 >= 0'.
7931
79322007-12-13 Sebastian Pop <sebastian.pop@amd.com>
7933
7934 * Fix merge problems.
7935
79362007-12-13 Sebastian Pop <sebastian.pop@amd.com>
7937
7938 * graphite.c (setup_cloog_loop): Fix typo.
7939
79402007-12-12 Sebastian Pop <sebastian.pop@amd.com>
7941
7942 * doc/invoke.texi (-ftree-loop-distribution): Documented.
7943 * tree-loop-distribution.c: Reimplemented.
7944 * tree-pass.h (pass_loop_distribution): New.
7945 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
7946 print_loops.
7947 * graphds.h (struct graph): New field indexes.
7948 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7949
7950 * tree-vect-analyze.c: Remove declaration of static functions when not
7951 needed.
7952 * tree-vectorizer.c: Same.
7953 (rename_variables_in_loop): Now extern.
7954 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
7955 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
7956 calling redirect_edge_and_branch_force.
7957
7958 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7959
7960 * tree-data-ref.c: Don't include tree-chrec.h.
7961 (debug_data_dependence_relations): New.
7962 (dump_data_dependence_relation): Call dump_data_reference on data refs
7963 in the relation.
7964 (same_access_functions): Moved...
7965 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7966 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7967 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7968 struct rdg_vertex_info, ): New.
7969 (create_rdg_edge_for_ddr): Compute the dependence level before looking
7970 at DDR_REVERSED_P.
7971 (create_rdg_vertices): Initialize the htab of graph->indexes.
7972 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
7973 (stmts_from_loop): Don't save LABEL_EXPR.
7974 (hash_stmt_vertex_info, eq_stmt_vertex_info,
7975 hash_stmt_vertex_del): New.
7976 (build_rdg): Initialize rdg->indexes.
7977 (free_rdg, stores_from_loop, ref_base_address,
7978 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7979 have_similar_memory_accesses_1, ref_base_address_1,
7980 remove_similar_memory_refs): New.
7981
7982 * tree-data-ref.h: Include tree-chrec.h.
7983 (debug_data_dependence_relations): Declared.
7984 (same_access_functions): ...here. Now static inline.
7985 (ddr_is_anti_dependent, ddrs_have_anti_deps,
7986 ddr_dependence_level): New.
7987 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
7988 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
7989 RDG_MEM_READS_STMT): New.
7990 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7991 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7992 rdg_vertex_for_stmt): Declared.
7993 (struct rdg_edge): New field level.
7994 (RDGE_LEVEL, free_rdg): New.
7995 (stores_from_loop, remove_similar_memory_refs,
7996 rdg_defs_used_in_other_loops_p,
7997 have_similar_memory_accesses): Declared.
7998 (rdg_has_similar_memory_accesses): New.
7999
8000 * lambda.h (dependence_level): New.
8001 * common.opt (ftree-loop-distribution): New.
8002 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
8003 (print_loop_ir): Renamed print_loops.
8004 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
8005 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
8006 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
8007 (tree-loop-distribution.o): Added.
8008 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
8009 (mark_virtual_ops_in_bb): New.
8010 (print_loops_bb, debug_loop_num, debug_loop): New.
8011 * passes.c: Scheduled pass_loop_distribution.
8012
80132007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
8014
8015 * graphite.c (scan_tree_for_params): Correct the number of columns
8016 for polylib format.
8017 (nb_flat_iterator): New.
8018 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
8019 (build_scop_iteration_domain): Correct the number of columns for
8020 polylib format.
8021
80222007-12-12 Sebastian Pop <sebastian.pop@amd.com>
8023
8024 * Merge from mainline (129697:130800).
8025
80262007-10-30 Sebastian Pop <sebastian.pop@amd.com>
8027
8028 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
8029 dominated by SCoP's exit.
8030 (graphite_transform_loops): Compute post dominators.
8031
80322007-10-28 Sebastian Pop <sebastian.pop@amd.com>
8033
8034 * Merge from mainline (127169:129697).
8035
80362007-10-28 Sebastian Pop <sebastian.pop@amd.com>
8037
8038 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
8039 parameter for the basic block that contains the expression. Use
8040 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
8041 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
8042 the expression.
8043 * graphite.h (gbb_loop): New.
8044 (GBB_LOOP): Removed.
8045
80462007-08-03 Sebastian Pop <sebpop@gmail.com>
8047
8048 * Makefile.in: Fix merge problem.
8049
80502007-08-03 Sebastian Pop <sebpop@gmail.com>
8051
8052 * Merge from mainline (125309:127169).
8053 * tree-loop-distribution.c: Disabled.
8054
80552007-06-05 Sebastian Pop <sebpop@gmail.com>
8056
8057 * Merge from mainline (r123693:125309).
8058
80592007-05-30 Sebastian Pop <sebpop@gmail.com>
8060
8061 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
8062 correct_modify_p
8063 (correct_modify_p, check_statements, number_of_lvalue_uses,
8064 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
8065 instead of MODIFY_EXPR.
8066 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
8067 and push new edges.
8068
80692007-05-24 Sebastian Pop <sebpop@gmail.com>
8070
8071 * tree-loop-distribution.c (struct rdg): Replace arrays by
8072 VECs for edges and vertices.
8073 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
8074 (RDGV_NB_PARTITIONS): New.
8075 (PRDG_NBV, PRDG_NBE): Removed.
8076 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
8077 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
8078 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
8079
80802007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
8081 Sebastian Pop <sebpop@gmail.com>
8082
8083 * doc/invoke.texi (-ftree-loop-distribution): Document.
8084 * tree-loop-distribution.c: New file.
8085 * tree-pass.h (pass_loop_distribution): Declared.
8086 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8087 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
8088 and set reversed_p.
8089 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
8090 (DDR_REVERSED_P): New.
8091 * common.opt (-ftree-loop-distribution): New.
8092 * tree-flow.h (distribute_loops): Declared.
8093 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
8094 * passes.c (init_optimization_passes): Schedule loop distribution.
8095
80962007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
8097
8098 * graphite.c (print_graphite_bb): Don't call dump_data_references.
8099 (print_scop): Don't print when scop is NULL.
8100 (build_scop_context, find_transform): Don't output to stderr.
8101
81022007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
8103
8104 * tree-data-ref.c: Don't include graphite.h.
8105 Comment out the code for printing data reference's scop.
8106 (build_access_matrix_with_af): Moved...
8107 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
8108 * graphite.c (build_access_matrix_with_af): ... here. Now static.
8109 (print_graphite_bb): Print basic block's schedule.
8110 (print_scop): Don't print the schedule, call cloog's pretty printer.
8111 (bb_in_scop_p): A basic block is in a scop only if it is both
8112 dominated and postdominated by the scop's entry and exit basic blocks.
8113 (function_parameter_p): New.
8114 (invariant_in_scop_p): Use function_parameter_p.
8115 (new_scop, save_scop): New.
8116 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
8117 save_scop.
8118 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
8119 (loop_in_scop_p): New.
8120 (scop_record_loop): Use loop_in_scop_p.
8121 (build_scop_domain): Renamed build_scop_iteration_domain.
8122 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
8123 nb_params_in_scop, build_scop_context, first_loop_in_scop,
8124 setup_cloog_loop, dot_scop_1, dot_scop): New.
8125 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
8126 (struct scop): Add a pointer to cloog's representation of a program.
8127
81282007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
8129
8130 * doc/invoke.texi (-ftree-check-verbose): Renamed
8131 -ftree-checks-verbose.
8132 * common.opt (flag_tree_check_verbose): Renamed
8133 flag_tree_checks_verbose.
8134 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
8135
81362007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
8137
8138 * configure: Regenerated.
8139 * config.in: Regenerated.
8140 * tree-ssa-loop.c (graphite_transforms): Execute
8141 graphite_transform_loops only when HAVE_cloog.
8142 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
8143 * graphite.c: Include polylibgmp.h and cloog.h.
8144 (graphite_transform_loops): Removed loops parameter.
8145 * tree-flow.h (graphite_transform_loops): Update declaration.
8146 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
8147 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
8148 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
8149 (OBJS-common): Remove dependence on graphite.o.
8150 (BACKEND): Depend on @GRAPHITE@.
8151
81522007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
8153
8154 * doc/invoke.texi (-ftree-check-verbose): Documented.
45489e99
SP		 8155 * gcc.dg/tree-checker/tree-checks-1.c: New.
8156 * gcc.dg/tree-checker/tree-checks-2.c: New.
8157 * gcc.dg/tree-checker/tree-checks-3.c: New.
8158 * gcc.dg/tree-checker/tree-checks-4.c: New.
8159 * gcc.dg/tree-checker/tree-checks.exp: New.
8160 * gcc.dg/tree-checker/condates.crp: New.
2abae5f1
SP		 8161 * common.opt (ftree-checks-verbose): New.
8162 * tree-check.c (tree_check_warning): Move extra stderr output
8163 under control of flag_tree_check_verbose.
8164
81652007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
8166
8167 * tree-match.c: Fix comments formatting.
8168 * tree-match.h: Fix comments formatting.
8169 * tree-check.c: Fix comments formatting.
8170 (tree_check_init): Restructure.
8171
81722007-04-12 Nic Volanschi <nic.volanschi@free.fr>
8173
8174 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
8175
81762007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8177
8178 * Merge from mainline (r120733:123693).
8179
81802007-03-20 Nic Volanschi <nic.volanschi@free.fr>
8181
8182 * condate.y: New file.
8183 * tree-match.h (struct patt_info_s): New field sign.
8184 (struct condate_s): New field msg.
8185 (normalize_condate, name_condate, add_condate): New.
8186 (conds[], condate_parse): Made extern.
8187 * tree-check.c (tree_check_warning): First arg changed to cond;
8188 warning reformatted.
8189 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
8190 (tree_scan): New.
8191 (tree_check): Process trivial condates.
8192 (read_delimited_string): Removed.
8193 (print_cond): Print name and msg.
8194 (conds[]): Made extern.
8195 (parse_tree_check_file_once): Rewritten to use the parser in
8196 condate.y.
8197 Processing of option --tree_check_string moved to tree_scan().
8198 * Makefile.in: Added condate.y
8199
82002007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
8201
8202 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
8203 Use VECs instead of varrays.
8204 * diagnostic.h (lazy_dump_generic_node): Update declaration.
8205 * Makefile.in (pretty-print.o): Depend on vec.h.
8206 * pretty-print.c: Include tree.h and vec.h.
8207 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
8208 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
8209 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
8210 pp_free_list): Use VECs instead of varrays.
8211 * pretty-print.h: Do not include varray.h.
8212 (struct tree_chunk_s): Declaration moved before its use.
8213 (output_buffer): Rename varray field to chunks.
8214 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
8215 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
8216 save_global_holes): Use VECs instead of varrays.
8217 * tree-match.h: Declare VECs of cfg_node, and hole_p.
8218 * tree-check.c (scan_cfg_stmts, push_node,
8219 print_matching_stmt): Removed.
8220 (tree_check_instance, push_global_holes_if_new, tree_check,
8221 execute_tree_check): Use VECs instead of varrays.
8222 (gate_tree_check): Don't execute the CFG check when basic_block_info
8223 is not available.
8224
82252007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
8226
8227 * Merge from mainline (r115016:120733).
8228
82292007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
8230
8231 * Merge from mainline (r117632:117661).
8232
82332007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
8234
8235 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
8236 * tree-pass.h (TDF_DEBUG, debug_p): New.
8237 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
8238 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
8239 get_loop_exit_condition, analyze_evolution_in_loop,
8240 analyze_initial_condition, analyze_scalar_evolution,
8241 instantiate_parameters, number_of_latch_executions): Use debug_p.
8242 * tree-chrec.c (chrec_apply): Use debug_p.
8243 * tree-data-ref.c: Include graphite.h.
8244 (dump_data_reference): Print also the access matrix.
8245 (analyze_array, analyze_indirect_ref, init_data_ref,
8246 analyze_offset_expr, address_analysis, object_analysis,
8247 create_data_ref, finalize_ddr_dependent,
8248 non_affine_dependence_relation, analyze_ziv_subscript,
8249 analyze_siv_subscript_cst_affine,
8250 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8251 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
8252 analyze_miv_subscript, analyze_overlapping_iterations,
8253 build_classic_dist_vector, subscript_dependence_tester,
8254 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
8255 (build_access_matrix_with_af): No longer static.
8256 * tree-data-ref.h (scop_p): ... declaration here.
8257 (data_reference.scop): New field.
8258 (DR_SCOP, DR_ACCESS_MATRIX): New.
8259 (build_access_matrix_with_af, dr_num_subscripts): Declared.
8260 * graphite.c (print_graphite_bb): Call dump_data_references.
8261 (print_scop): Use scop_nb_loops and scop_dim_domain.
8262 (test_for_scop_bound): Use debug_p.
8263 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
8264 scop_nb_params.
8265 (scop_loop_index): Moved...
8266 (scop_record_loop): New.
8267 (build_scop_loop_nests): Use scop_record_loop.
8268 (build_scop_domain): Use scop_dim_domain.
8269 (build_access_matrix): Implemented.
8270 (build_scop_canonical_schedules): Use scop_nb_loops.
8271 (build_graphite_bb): Initialize GBB_SCOP.
8272 * graphite.h (scop_p): Moved...
8273 (graphite_bb.scop): New field.
8274 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
8275 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
8276 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
8277 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
8278 scop_loop_index): New.
8279 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
8280
82812007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
8282
8283 * Merge from mainline (r117661:120450).
8284
82852006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
8286
8287 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
8288 at the first declaration outside the varying loop, instantiate as
8289 far as possible.
8290 * tree-chrec.c (for_each_scev_op): New.
8291 * tree-chrec.h (for_each_scev_op): Declared.
8292 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
8293 * tree-data-ref.c (get_references_in_stmt,
8294 find_data_references_in_stmt): New, from trunk.
8295 (find_data_references_in_loop): Use get_references_in_stmt
8296 and find_data_references_in_loop, modified as in trunk.
8297 (build_access_matrix_with_af): New.
8298 * tree-data-ref.h (data_reference): Add a field access_matrix.
8299 (data_ref_loc): New, as in trunk.
8300 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
8301 invariant_in_scop_p, param_index, scan_tree_for_params,
8302 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
8303 idx_record_param, idx_record_params, build_access_matrix,
8304 build_scop_data_accesses, build_scop_canonical_schedules,
8305 build_graphite_bb, build_scop_bbs, find_params_in_bb,
8306 build_scop_params): New.
8307 * graphite.h (graphite_bb): New.
8308 (scop): Add fields static_schedule, params, loop_nest,
8309 iteration_domain.
8310 * lambda.h: Declare vecs of lambda_matrix.
8311 * tree-flow.h (print_loop_ir_bb): Declared.
8312 * tree-cfg.c (print_loop_ir_bb): New.
8313 (print_loop): Use print_loop_ir_bb.
8314
83152006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
8316
8317 * Merge from mainline (r115016:117632).
8318
83192006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
8320
8321 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
8322 break due to a warning.
8323
83242006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
8325
8326 * graphite.c (print_scops, debug_scops): New.
8327 (graphite_transform): Renamed graphite_find_transform.
8328 * graphite.h (debug_scops): Declared.
8329
83302006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
8331
8332 * tree-match.c: Reformat following the GNU style.
8333 * tree-match.h: Reformat following the GNU style.
8334 * tree-pattern.h: Removed empty file.
8335 * Makefile.in: Remove references to tree-pattern.h.
8336 * tree-check.c: Reformat following the GNU style.
8337 (execute_tree_check): Move gate condition code to...
8338 (gate_tree_check): ...here. New function.
8339 (pass_check): Use the gate function.
8340
83412006-07-04 Nic Volanschi <nic.volanschi@free.fr>
8342
8343 * tree-pattern.h: New. Tree pattern matching and checking using
8344 concrete syntax.
8345 * tree-check.c: New. Tree/CFG checking pass.
8346 * tree-match.c: New. Library for tree pattern matching.
8347 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
8348 * toplev.c, flags.h: Add globals for tree-check pass.
8349 * Makefile.in: Integrate the files in tree-check pass.
8350 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
8351 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
8352 Introduce a "lazy" pretty-print mode.
8353 * tree.c, tree.h: Add tree_name.
8354
83552006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
8356
8357 * doc/invoke.texi (-fgraphite): Correct typo.
8358 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
8359 use of print_loop_ir.
45489e99
SP		 8360 * gcc.dg/graphite/scop-1.c: New.
8361 * gcc.dg/graphite/scop-2.c: New.
8362 * gcc.dg/graphite/graphite.exp: New.
2abae5f1
SP		 8363 * graphite.c: Include domwalk.h.
8364 (print_scop): Print only the entry and exit blocks.
8365 (debug_scop): No longer static.
8366 (affine_expr): Fix formating. Return also true when the expression is
8367 constant.
8368 (stmt_simple_for_scop_p): Fix formating.
8369 (build_scops): Use domwalk.
8370 (get_loop_start, end_scop, test_for_scop_bound): New.
8371 (graphite_transform_loops): Avoid printing on stderr.
8372 * graphite.h (debug_scop): Declared.
8373 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
8374 * Makefile.in (graphite.o): Depend on domwalk.h.
8375 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
8376 declarations for static functions.
8377 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
8378 controlling output verbosity.
8379
83802006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
8381 Plesco Alexandru <shurikx@gmail.com>
8382
8383 * doc/invoke.texi (-fgraphite): Document.
8384 * tree-pass.h (pass_graphite_transforms): Declared.
8385 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
8386 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
8387 (pass_graphite_transforms): Defined.
8388 * tree-data-ref.c (free_data_ref, data_reference): Extern.
8389 * tree-data-ref.h (free_data_ref, data_reference): Declared.
8390 * graphite.c, graphite.h: New.
8391 * common.opt (fgraphite): Declared.
8392 * tree-flow.h (graphite_transform_loops): Declared.
8393 * Makefile.in (OBJS-common): Add graphite.o.
8394 (graphite.o): New rule.
8395 * passes.c (pass_graphite_transforms): Scheduled.
8396
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