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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [ChangeLog.graphite] - Blame information for rev 293

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Line No. Rev Author Line
1 280 jeremybenn 
2010-03-30  Richard Guenther
2 
            Zdenek Dvorak
3 
            Sebastian Pop
4 
 
5 
        PR middle-end/43464
6 
        * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
7 
        with multiple arguments.
8 
        (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
9 
 
10 
2010-03-23  Sebastian Pop
11 
 
12 
        * graphite-dependences.c (print_pddr): Call print_pdr with an
13 
        extra argument.
14 
        * graphite-poly.c (debug_pdr): Add an extra argument for the
15 
        verbosity level.
16 
        (print_pdr): Same.
17 
        (print_pbb_domain): Same.
18 
        (print_pbb): Same.
19 
        (print_scop_context): Same.
20 
        (print_scop): Same.
21 
        (print_cloog): Same.
22 
        (debug_pbb_domain): Same.
23 
        (debug_pbb): Same.
24 
        (print_pdrs): Same.
25 
        (debug_pdrs): Same.
26 
        (debug_scop_context): Same.
27 
        (debug_scop): Same.
28 
        (debug_cloog): Same.
29 
        (print_scop_params): Same.
30 
        (debug_scop_params): Same.
31 
        (print_iteration_domain): Same.
32 
        (print_iteration_domains): Same.
33 
        (debug_iteration_domain): Same.
34 
        (debug_iteration_domains): Same.
35 
        (print_scattering_function): Same.
36 
        (print_scattering_functions): Same.
37 
        (debug_scattering_function): Same.
38 
        (debug_scattering_functions): Same.
39 
        * graphite-poly.h (debug_pdr): Update declaration.
40 
        (print_pdr): Same.
41 
        (print_pbb_domain): Same.
42 
        (print_pbb): Same.
43 
        (print_scop_context): Same.
44 
        (print_scop): Same.
45 
        (print_cloog): Same.
46 
        (debug_pbb_domain): Same.
47 
        (debug_pbb): Same.
48 
        (print_pdrs): Same.
49 
        (debug_pdrs): Same.
50 
        (debug_scop_context): Same.
51 
        (debug_scop): Same.
52 
        (debug_cloog): Same.
53 
        (print_scop_params): Same.
54 
        (debug_scop_params): Same.
55 
        (print_iteration_domain): Same.
56 
        (print_iteration_domains): Same.
57 
        (debug_iteration_domain): Same.
58 
        (debug_iteration_domains): Same.
59 
        (print_scattering_function): Same.
60 
        (print_scattering_functions): Same.
61 
        (debug_scattering_function): Same.
62 
        (debug_scattering_functions): Same.
63 
 
64 
2010-03-23  Sebastian Pop
65 
 
66 
        * graphite-poly.c (print_scattering_function_1): New.
67 
        (print_scattering_function): Call it.
68 
        (print_scop_params): Remove spaces at the end of lines.
69 
        (print_cloog): New.
70 
        (debug_cloog): New.
71 
        * graphite-poly.h (print_cloog): Declared.
72 
        (debug_cloog): Declared.
73 
 
74 
2010-03-23  Sebastian Pop
75 
 
76 
        * tree-ssa-copy.c: Revert this previous change:
77 
        (init_copy_prop): Loop closed phi nodes cancontain more than one
78 
        argument.
79 
        (execute_copy_prop): Revert the previous change: do not call
80 
        rewrite_into_loop_closed_ssa.
81 
 
82 
2010-03-21  Sebastian Pop
83 
            Richard Guenther
84 
 
85 
        PR middle-end/43464
86 
        * tree-ssa-copy.c (init_copy_prop): Loop closed phi nodes can
87 
        contain more than one argument.
88 
        (execute_copy_prop): Revert the previous change: do not call
89 
        rewrite_into_loop_closed_ssa.
90 
 
91 
        * gcc.dg/graphite/id-pr43464.c: Remove compile warning.
92 
        * gcc.dg/graphite/id-pr43464-1.c: New.
93 
 
94 
2010-03-21  Sebastian Pop
95 
 
96 
        PR middle-end/43464
97 
        * tree-ssa-copy.c (execute_copy_prop): Call rewrite_into_loop_closed_ssa
98 
        and verify_loop_closed_ssa when copy prop is executed in the LNO.
99 
 
100 
        * gcc.dg/graphite/id-pr43464.c: New.
101 
 
102 
2010-03-16  Sebastian Pop
103 
 
104 
        * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
105 
        in loop->header.
106 
        * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
107 
        * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
108 
        * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
109 
        to switch between adding the IV bump in loop->latch or in loop->header.
110 
 
111 
2010-03-16  Sebastian Pop
112 
 
113 
        * passes.c (init_optimization_passes): Add pass_copy_prop
114 
        after Graphite.
115 
 
116 
2010-03-16  Sebastian Pop
117 
 
118 
        * graphite-poly.c (print_scattering_function): Pretty print following
119 
        the scoplib format.
120 
        (print_pdr): Same.
121 
        (print_pbb_domain): Same.
122 
        (dump_gbb_cases): Same.
123 
        (dump_gbb_conditions): Same.
124 
        (print_pdrs): Same.
125 
        (print_pbb): Same.
126 
        (print_scop_params): Same.
127 
        (print_scop_context): Same.
128 
        (print_scop): Same.
129 
        (print_pbb_body): New.
130 
        (lst_indent_to): New.
131 
        (print_lst): Start new lines with a #.
132 
        * graphite-poly.h (pbb_bb): New.
133 
        (pbb_index): Use pbb_bb.
134 
        * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
135 
        disjuncts.
136 
        * tree-data-ref.c (dump_data_reference): Start new lines with a #.
137 
 
138 
2010-03-13  Sebastian Pop
139 
 
140 
        PR middle-end/43351
141 
        * gcc.dg/graphite/id-pr43351.c
142 
 
143 
2010-03-13  Sebastian Pop
144 
 
145 
        PR middle-end/43354
146 
        * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
147 
        call insert_out_of_ssa_copy for default definitions.
148 
        * gfortran.dg/graphite/id-pr43354.f: New.
149 
 
150 
2010-03-13  Sebastian Pop
151 
 
152 
        PR middle-end/43349
153 
        * gfortran.dg/graphite/pr43349.f: New.
154 
 
155 
2010-03-11  Sebastian Pop
156 
 
157 
        * graphite-clast-to-gimple.c (my_long_long): Defined.
158 
        (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
159 
        * graphite-sese-to-poly.c (my_long_long): Defined.
160 
        (scop_ivs_can_be_represented): Use it.
161 
 
162 
2010-03-10  Sebastian Pop
163 
 
164 
        * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
165 
        graphite-max-bbs-per-function, and loop-block-tile-size.
166 
        * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
167 
        with "maximum".
168 
        (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
169 
 
170 
2010-03-10  Sebastian Pop
171 
 
172 
        * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
173 
        forward declaration.
174 
        * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
175 
        (add_upper_bounds_from_estimated_nit): New.
176 
        (build_loop_iteration_domains): Use it.
177 
 
178 
2010-03-09  Sebastian Pop
179 
 
180 
        * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
181 
 
182 
2010-03-09  Sebastian Pop
183 
 
184 
        PR middle-end/43306
185 
        * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
186 
        should be an INTEGER_CST.  Also handle CASE_CONVERT.
187 
        * gcc.dg/graphite/pr43306.c: New.
188 
 
189 
2010-03-09  Sebastian Pop
190 
 
191 
        * graphite.c (graphite_initialize): To bound the number of bbs per
192 
        function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
193 
        * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
194 
        * doc/invoke.texi: Document it.
195 
 
196 
2010-03-09  Sebastian Pop
197 
 
198 
        * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
199 
        * graphite-sese-to-poly.h (build_poly_scop): Same.
200 
 
201 
2010-03-09  Sebastian Pop
202 
 
203 
        * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
204 
        the number of parameters in the scop.  Use as an upper bound
205 
        PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
206 
        * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
207 
        * doc/invoke.texi: Document it.
208 
 
209 
2010-03-05  Sebastian Pop
210 
 
211 
        * graphite-sese-to-poly.c (add_param_constraints): Use
212 
        lower_bound_in_type and upper_bound_in_type.
213 
 
214 
2010-03-05  Sebastian Pop
215 
 
216 
        * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
217 
        instead of unsigned_type_node.
218 
 
219 
2010-03-05  Sebastian Pop
220 
            Reza Yazdani
221 
 
222 
        PR middle-end/43065
223 
        * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
224 
        on pointer type parameters.
225 
 
226 
        * gcc.dg/graphite/run-id-4.c: New.
227 
 
228 
2010-03-05  Sebastian Pop
229 
 
230 
        PR middle-end/43065
231 
        * gcc.dg/graphite/run-id-3.c: New.
232 
 
233 
2010-03-05  Tobias Grosser
234 
            Ramakrishna Upadrasta
235 
 
236 
        * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
237 
        handle conversions from pointer to integers.
238 
        (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
239 
        induction variable, to be able to work with code generated by CLooG.
240 
        * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
241 
        (build_poly_scop): Bail out if we cannot codegen a loop.
242 
 
243 
2010-03-04  Tobias Grosser
244 
 
245 
        * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
246 
        code generation with gloog_error.
247 
 
248 
2010-03-04  Sebastian Pop
249 
 
250 
        * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
251 
        Call fold_convert on all the returned values.
252 
        (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
253 
        the type of the resulting expression.
254 
 
255 
2010-03-04  Sebastian Pop
256 
 
257 
        * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
258 
        ppl_min_for_le_pointset.  Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
259 
        * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
260 
 
261 
2010-03-04  Sebastian Pop
262 
 
263 
        * graphite-dependences.c (map_into_dep_poly): Removed.
264 
        (dependence_polyhedron_1): Use combine_context_id_scat.
265 
 
266 
2010-03-04  Sebastian Pop
267 
 
268 
        * graphite-poly.h (struct poly_scattering): Add layout documentation.
269 
        (struct poly_bb): Same.
270 
        (combine_context_id_scat): New.
271 
 
272 
2010-03-02  Sebastian Pop
273 
 
274 
        PR middle-end/42326
275 
        * sese.c (name_defined_in_loop_p): Return false for default
276 
        definitions.
277 
 
278 
        * gcc.dg/graphite/pr42326.c: New.
279 
 
280 
2010-02-23  Sebastian Pop
281 
 
282 
        * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
283 
        and clean up the logic.
284 
 
285 
2010-02-23  Sebastian Pop
286 
 
287 
        * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
288 
        early return.
289 
 
290 
2010-02-22  Sebastian Pop
291 
 
292 
        PR middle-end/43083
293 
        * graphite-scop-detection.c (create_single_exit_edge): Move
294 
        the call to find_single_exit_edge to....
295 
        (create_sese_edges): ...here.  Don't handle multiple edges
296 
        exiting the function.
297 
        (build_graphite_scops): Don't handle multiple edges
298 
        exiting the function.
299 
 
300 
        * gcc.dg/graphite/pr43083.c: New.
301 
 
302 
2010-02-22  Sebastian Pop
303 
 
304 
        PR middle-end/43097
305 
        * sese.c (get_rename): Assert that old_name is an SSA_NAME.
306 
        (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
307 
 
308 
        * gfortran.dg/graphite/pr43097.f: New.
309 
 
310 
2010-02-22  Sebastian Pop
311 
            Manuel López-Ibáñez
312 
 
313 
        PR middle-end/43140
314 
        * g++.dg/graphite/pr41305.C: Add -Wno-conversion-null.
315 
 
316 
2010-02-22  Sebastian Pop
317 
 
318 
        PR middle-end/43026
319 
        * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
320 
 
321 
        * g++.dg/graphite/pr43026.C: New.
322 
 
323 
2010-02-13  Tobias Grosser
324 
 
325 
        * Merge from mainline (154736:156693).
326 
 
327 
2010-02-11  Sebastian Pop
328 
 
329 
        PR middle-end/43012
330 
        * gcc.dg/graphite/pr43012.c: New.
331 
 
332 
2010-02-10  Sebastian Pop
333 
 
334 
        * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
335 
2010-02-10  Sebastian Pop
336 
 
337 
        * g++.dg/graphite/pr42930.C: New.
338 
 
339 
2010-02-10  Sebastian Pop
340 
 
341 
        PR middle-end/42930
342 
        * graphite-scop-detection.c (graphite_can_represent_scev): Call
343 
        graphite_can_represent_init for MULT_EXPR.
344 
 
345 
2010-02-10  Sebastian Pop
346 
 
347 
        PR middle-end/42914
348 
        PR middle-end/42530
349 
        * graphite-sese-to-poly.c (remove_phi): New.
350 
        (translate_scalar_reduction_to_array): Call remove_phi.
351 
 
352 
        * gcc.dg/graphite/pr42530.c: New.
353 
        * gcc.dg/graphite/pr42914.c: New.
354 
 
355 
2010-02-10  Sebastian Pop
356 
 
357 
        PR middle-end/42771
358 
        * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
359 
        * graphite-clast-to-gimple.h (gloog): Update declaration.
360 
        * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
361 
        * graphite-poly.h (struct poly_bb): Add missing comments.
362 
        (struct scop): Add poly_scop_p field.
363 
        (POLY_SCOP_P): New.
364 
        * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
365 
        * graphite.c (graphite_transform_loops): Build the polyhedral
366 
        representation for each scop before code generation.
367 
        * sese.c (rename_variables_in_operand): Removed.
368 
        (rename_variables_in_expr): Return the renamed expression.
369 
        (rename_sese_parameters): New.
370 
        * sese.h (rename_sese_parameters): Declared.
371 
 
372 
        * gcc.dg/graphite/pr42771.c: New.
373 
 
374 
2010-02-07  Sebastian Pop
375 
 
376 
        * gcc.dg/graphite/block-0.c: Call abort for runtime test.  Always
377 
        return 0 from main.
378 
        * gcc.dg/graphite/block-1.c: Same.
379 
        * gcc.dg/graphite/block-3.c: Same.
380 
        * gcc.dg/graphite/block-4.c: Same.
381 
        * gcc.dg/graphite/block-5.c: Same.
382 
        * gcc.dg/graphite/block-6.c: Same.
383 
        * gcc.dg/graphite/block-7.c: Same.
384 
        * gcc.dg/graphite/interchange-0.c: Same.
385 
        * gcc.dg/graphite/interchange-1.c: Same.
386 
        * gcc.dg/graphite/interchange-10.c: Same.
387 
        * gcc.dg/graphite/interchange-11.c: Same.
388 
        * gcc.dg/graphite/interchange-12.c: Same.
389 
        * gcc.dg/graphite/interchange-2.c: Same.
390 
        * gcc.dg/graphite/interchange-3.c: Same.
391 
        * gcc.dg/graphite/interchange-4.c: Same.
392 
        * gcc.dg/graphite/interchange-5.c: Same.
393 
        * gcc.dg/graphite/interchange-6.c: Same.
394 
        * gcc.dg/graphite/interchange-7.c: Same.
395 
        * gcc.dg/graphite/interchange-8.c: Same.
396 
        * gcc.dg/graphite/interchange-9.c: Same.
397 
        * gcc.dg/graphite/interchange-mvt.c: Same.
398 
 
399 
2010-02-07  Sebastian Pop
400 
 
401 
        * gfortran.dg/graphite/id-19.f: New.
402 
        * gfortran.dg/graphite/pr14741.f90: New.
403 
        * gfortran.dg/graphite/pr41924.f90: New.
404 
        * gfortran.dg/graphite/run-id-2.f90: New.
405 
 
406 
2010-02-07  Sebastian Pop
407 
 
408 
        PR middle-end/42988
409 
        * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
410 
        to unknown_dependence.
411 
        (graphite_legal_transform_dr): Handle the unknown_dependence.
412 
        (graphite_carried_dependence_level_k): Same.
413 
 
414 
2010-02-07  Sebastian Pop
415 
 
416 
        * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
417 
 
418 
2010-02-05  Sebastian Pop
419 
            Konrad Trifunovic
420 
 
421 
        PR middle-end/42637
422 
        * graphite-dependences.c (build_lexicographical_constraint): Return
423 
        a union of dependence polyhedra.
424 
        (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
425 
 
426 
        * gcc.dg/graphite/block-0.c: Enable runtime check.  XFAILed.
427 
        * gcc.dg/graphite/block-4.c: Same.
428 
        * gcc.dg/graphite/block-7.c: Same.
429 
        * gcc.dg/graphite/interchange-12.c: Same.
430 
        * gcc.dg/graphite/interchange-mvt.c: Same.
431 
        * gfortran.dg/graphite/interchange-1.f: XFAILed.
432 
        * gfortran.dg/graphite/interchange-3.f90: XFAILed.
433 
        * gfortran.dg/graphite/run-id-1.f: New testcase for PR42637.
434 
 
435 
2010-02-03  Sebastian Pop
436 
 
437 
        * gcc.dg/graphite/interchange-12.c: Return 0 to avoid
438 
        the execution check to FAIL.  This testcase is miscompiled by Graphite
439 
        and the check should be re-enabled.
440 
        * gcc.dg/graphite/interchange-mvt.c: Same.
441 
        * gcc.dg/graphite/block-0.c: Same.
442 
        * gcc.dg/graphite/block-4.c: Same.
443 
        * gcc.dg/graphite/block-7.c: Same.
444 
 
445 
2010-02-03  Sebastian Pop
446 
 
447 
        * gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.
448 
        * gcc.dg/graphite/scop-0.c: Fix spaces.
449 
        * gfortran.dg/graphite/block-1.f90: Rewrite expected output.
450 
        * gfortran.dg/graphite/block-2.f: Same.
451 
        * gfortran.dg/graphite/block-3.f90: Same.
452 
        * gfortran.dg/graphite/block-4.f90: Same.
453 
        * gfortran.dg/graphite/interchange-1.f: Un-XFAILed.
454 
        * gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.
455 
 
456 
2010-02-03  Sebastian Pop
457 
 
458 
        * graphite-dependences.c (new_poly_ddr): Initialize PDDR_KIND and
459 
        PDDR_ORIGINAL_SCATTERING_P.
460 
        (pddr_is_empty): Rewritten.
461 
        (print_dependence_polyhedron_layout): New.
462 
        (print_pddr): New.
463 
        (debug_pddr): New.
464 
        (build_alias_set_powerset): Moved up.
465 
        (poly_drs_may_alias_p): Moved up.
466 
        (lexicographically_gt_p): Removed.
467 
        (build_lexicographically_gt_constraint): Renamed
468 
        build_lexicographical_constraint, reimplemented.
469 
        (dependence_polyhedron_1): Simplified parameters.
470 
        (dependence_polyhedron): Same.  Keep along empty PDDRs
471 
        to make efficient use of the cache.
472 
        (reduction_dr_p): Compute the PBBs don't pass them as parameters.
473 
        (graphite_legal_transform_dr): Rewritten.
474 
        (graphite_legal_transform_bb): Pass fewer arguments to
475 
        graphite_legal_transform_dr.
476 
        (graphite_carried_dependence_level_k): Simplified implementation.
477 
        (dot_original_deps_stmt_1): Call dependence_polyhedron.
478 
        (dot_transformed_deps_stmt_1): Same.
479 
        (dot_original_deps): Same.
480 
        (dot_transformed_deps): Same.
481 
        * graphite-dependences.h (struct poly_ddr): Added a new field
482 
        original_scattering_p.
483 
        (PDDR_ORIGINAL_SCATTERING_P): New.
484 
        (print_pddr): Declared.
485 
        (debug_pddr): Declared.
486 
        * graphite-ppl.c: Clarify comment.
487 
        * sese.h (print_gimple_bb): Removed unused declaration.
488 
        (debug_gbb): Same.
489 
 
490 
2010-02-03  Sebastian Pop
491 
 
492 
        * g++.dg/graphite/graphite.exp: Rewritten.
493 
        * gcc.dg/graphite/graphite.exp: Rewritten.
494 
        * gfortran.dg/graphite/graphite.exp: Rewritten.
495 
        * gcc.dg/graphite/block-0.c: Added runtime test.
496 
        * gcc.dg/graphite/block-1.c: Same.
497 
        * gcc.dg/graphite/block-3.c: Same.
498 
        * gcc.dg/graphite/block-4.c: Same.
499 
        * gcc.dg/graphite/block-5.c: Same.
500 
        * gcc.dg/graphite/block-6.c: Same.
501 
        * gcc.dg/graphite/block-7.c: Same.
502 
        * gcc.dg/graphite/interchange-0.c: Same.
503 
        * gcc.dg/graphite/interchange-1.c: Same.
504 
        * gcc.dg/graphite/interchange-10.c: Same.
505 
        * gcc.dg/graphite/interchange-11.c: Same.
506 
        * gcc.dg/graphite/interchange-12.c: Same.
507 
        * gcc.dg/graphite/interchange-2.c: Same.
508 
        * gcc.dg/graphite/interchange-3.c: Same.
509 
        * gcc.dg/graphite/interchange-4.c: Same.
510 
        * gcc.dg/graphite/interchange-5.c: Same.
511 
        * gcc.dg/graphite/interchange-6.c: Same.
512 
        * gcc.dg/graphite/interchange-7.c: Same.
513 
        * gcc.dg/graphite/interchange-8.c: Same.
514 
        * gcc.dg/graphite/interchange-9.c: Same.
515 
        * gcc.dg/graphite/interchange-mvt.c: Same.
516 
        * gcc.dg/graphite/run-id-2.c: Remove useless dg-do run.
517 
 
518 
2010-01-22  Ramakrishna Upadrasta
519 
 
520 
        * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
521 
          background.
522 
 
523 
2010-01-22  Ramakrishna Upadrasta
524 
 
525 
        * common.opt: Add -fgraphite-cloog-opts.
526 
        * graphite-clast-to-gimple.c (set_cloog_options): Same.
527 
        * opts.c (decode_options): Same.
528 
 
529 
2010-01-20  Sebastian Pop
530 
 
531 
        * gcc.dg/graphite/id-17.c: New.
532 
        * gcc.dg/graphite/pr41888.c: New.
533 
        * gcc.dg/graphite/scop-22.c: New.
534 
        * gfortran.dg/graphite/pr40982.f90: New.
535 
 
536 
2010-01-20  Sebastian Pop
537 
 
538 
        * graphite-dependences.c: Clarify comments.
539 
        (build_pddr): Add an extra parameter direction.
540 
        (graphite_legal_transform_dr): Use build_pddr.
541 
        (dot_original_deps_stmt_1): Update use of build_pddr.
542 
        (dot_transformed_deps_stmt_1): Same.
543 
        (dot_original_deps): Same.
544 
        (dot_transformed_deps): Same.
545 
 
546 
        * gcc.dg/graphite/interchange-12.c: New.
547 
        * gcc.dg/graphite/block-7.c: New.
548 
 
549 
2010-01-20  Sebastian Pop
550 
 
551 
        * graphite-dependences.c (pddr_original_scattering): Renamed build_pddr.
552 
        (pddr_transformed_scattering): Removed.
553 
        (graphite_legal_transform_dr): Use build_pddr.
554 
        (dot_original_deps_stmt_1): Same.
555 
        (dot_transformed_deps_stmt_1): Same.
556 
        (dot_original_deps): Same.
557 
        (dot_transformed_deps): Same.
558 
 
559 
2010-01-20  Sebastian Pop
560 
 
561 
        * graphite-dependences.c (lexicographically_gt_p): Add comments.
562 
        (build_lexicographically_gt_constraint): Same.
563 
        (dependence_polyhedron_1): Same.
564 
        (dependence_polyhedron): Same.
565 
 
566 
2010-01-20  Sebastian Pop
567 
 
568 
        * graphite-dependences.c (build_pairwise_scheduling_equality): Removed.
569 
        (build_pairwise_scheduling_inequality): Renamed build_pairwise_scheduling.
570 
        (lexicographically_gt_p): Change type of direction to int.
571 
        (build_lexicographically_gt_constraint): Same.
572 
        (dependence_polyhedron_1): Same.
573 
        (dependence_polyhedron): Same.
574 
        (pddr_original_scattering): Use integers for direction.
575 
        (pddr_transformed_scattering): Same.
576 
        (graphite_legal_transform_dr): Same.
577 
        (graphite_carried_dependence_level_k): Same.
578 
 
579 
2010-01-20  Sebastian Pop
580 
 
581 
        * graphite-dependences.c (build_pairwise_constraint): Renamed
582 
        ppl_build_relation.  Moved...
583 
        (dr_equality_constraints): Use ppl_build_relation.
584 
        (build_pairwise_scheduling_equality): Same.
585 
        (build_pairwise_scheduling_inequality): Same.
586 
        * graphite-ppl.c (ppl_build_relation): ...here.
587 
        * graphite-ppl.h (ppl_build_relation): Declared.
588 
 
589 
2010-01-14  Sebastian Pop
590 
 
591 
        PR middle-end/42681
592 
        * graphite-clast-to-gimple.c (gloog_error): New static variable.
593 
        (clast_to_gcc_expression): Do not build MULT_EXPR of POINTER_TYPE_P.
594 
        Set gloog_error when such an expression failed to be built.
595 
        (translate_clast): Early return when gloog_error is set.
596 
        (gloog): Clear gloog_error.  When gloog_error is set, call
597 
        set_ifsese_condition to enable the original code.  Return the status
598 
        of the code generation based on gloog_error.
599 
        * sese.c (set_ifsese_condition): New.
600 
        * sese.h (set_ifsese_condition): Declared.
601 
 
602 
        * g++.dg/graphite/pr42681.C: New.
603 
 
604 
2010-01-14  Sebastian Pop
605 
 
606 
        PR middle-end/42732
607 
        * graphite-clast-to-gimple.c (gloog): Call scev_reset_htab and
608 
        rename_nb_iterations.
609 
        * sese.c (rename_variables_in_operand): New.
610 
        (rename_variables_in_expr): New.
611 
        (rename_nb_iterations): New.
612 
        (sese_adjust_liveout_phis): Update the rename_map.
613 
        * sese.h (rename_nb_iterations): Declared.
614 
        * tree-scalar-evolution.c (scev_reset_htab): New.
615 
        (scev_reset): Call scev_reset_htab.
616 
        * tree-scalar-evolution.h (scev_reset_htab): Declared.
617 
 
618 
        * gfortran.dg/graphite/pr42732.f: New.
619 
 
620 
2010-01-08  Sebastian Pop
621 
 
622 
        PR middle-end/42393
623 
        * graphite-clast-to-gimple.c: Fix formatting.
624 
        * sese.c (defined_in_loop_p): Renamed name_defined_in_loop_p.
625 
        (expr_defined_in_loop_p): New.
626 
        (add_loop_exit_phis): Also handle full expressions: remove from
627 
        the rename_map the expressions defined in the loop that we're closing.
628 
 
629 
        * gfortran.dg/graphite/pr42393-1.f90: New.
630 
        * gfortran.dg/graphite/pr42393.f90: Add new flags
631 
        -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine to also
632 
        make this testcase useful in the Graphite branch.
633 
 
634 
2010-01-08  Sebastian Pop
635 
 
636 
        * graphite-scop-detection.c (exclude_component_ref): Removed.
637 
        (is_simple_operand): Removed.
638 
        (stmt_simple_for_scop_p): Remove use of is_simple_operand.
639 
 
640 
2010-01-07  Sebastian Pop
641 
 
642 
        PR middle-end/42221
643 
        * sese.c (expand_scalar_variables_expr): Follow the SSA links into
644 
        the array indexing of ADDR_EXPRs.
645 
 
646 
        * gcc.dg/graphite/pr42221.c: New.
647 
 
648 
2010-01-07  Sebastian Pop
649 
 
650 
        PR middle-end/42521
651 
        * graphite.c (graphite_finalize): Call scev_reset.
652 
        (graphite_transform_loops): Do not call scev_reset between the code
653 
        generation of scops.
654 
 
655 
        * gcc.dg/graphite/pr42521.c: New.
656 
 
657 
2010-01-07  Sebastian Pop
658 
 
659 
        * graphite-interchange.c (memory_stride_in_loop): Renamed
660 
        pdr_stride_in_loop.
661 
        (memory_strides_in_loop): Renamed memory_strides_in_loop_1.
662 
        (memory_strides_in_loop): Memoize the memory strides per loop.
663 
        (lst_interchange_profitable_p): Do not initialize to zero the memory
664 
        strides.
665 
        * graphite-poly.h (struct lst): Add a field memory_strides.
666 
        (LST_LOOP_MEMORY_STRIDES): New.
667 
        (new_lst_loop): Initialize LST_LOOP_MEMORY_STRIDES to -1.
668 
        (free_lst): Clear LST_LOOP_MEMORY_STRIDES.
669 
 
670 
2010-01-07  Sebastian Pop
671 
 
672 
        * graphite-interchange.c (memory_strides_in_loop_depth): Renamed
673 
        memory_strides_in_loop.  Gather memory strides on a whole loop.
674 
        (pbb_interchange_profitable_p): Renamed lst_interchange_profitable_p.
675 
        (lst_interchange_profitable_p): Removed.
676 
        (lst_try_interchange_loops): Call lst_interchange_profitable_p.
677 
 
678 
2010-01-07  Sebastian Pop
679 
 
680 
        Revert patch 2009-11-23  Tobias Grosser
681 
        * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
682 
        (translate_clast_for, translate_clast_guard, translate_clast, gloog):
683 
        Remove context_loop and level.
684 
 
685 
2010-01-07  Richard Guenther
686 
 
687 
        PR tree-optimization/42641
688 
        * sese.c (rename_map_elt_info): Use the SSA name version, do
689 
        not hash pointers.
690 
 
691 
2010-01-06  Sebastian Pop
692 
 
693 
        * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
694 
        blocked" only when both the strip mine and the interchange have
695 
        been applied.
696 
 
697 
        * gcc.dg/graphite/block-2.c: Removed.
698 
        * gcc.dg/graphite/block-3.c: Add scan pattern.
699 
        * gcc.dg/graphite/block-4.c: Same.
700 
        * gcc.dg/graphite/block-5.c: Same.
701 
        * gcc.dg/graphite/block-6.c: Same.
702 
 
703 
2010-01-06  Sebastian Pop
704 
 
705 
        * graphite-clast-to-gimple.c (save_clast_name_index): Free slot
706 
        before allocating a new one.
707 
        (copy_renames): Check that slot is not NULL.
708 
        (mark_bb_with_pbb): Same.
709 
        (compute_cloog_iv_types_1): Same.
710 
        * graphite-interchange.c (lst_perfect_nestify): Free the before,
711 
        nest, and after LSTs.
712 
        (lst_try_interchange_loops): Same.
713 
 
714 
2010-01-05  Sebastian Pop
715 
 
716 
        PR middle-end/42178
717 
        * graphite-interchange.c (lst_try_interchange_loops): Do not return
718 
        the before, nest, and after LSTs.
719 
        (lst_try_interchange): Removed.
720 
        (lst_interchange_select_inner): Do not iterate over the LSTs if they
721 
        were modified.
722 
        (lst_interchange_select_outer): Apply interchange on the outer loop
723 
        until there are no more changes in the inner loops.
724 
 
725 
2009-12-18  Sebastian Pop
726 
 
727 
        Revert patch fixing PR middle-end/42221.
728 
 
729 
2009-12-18  Sebastian Pop
730 
 
731 
        PR middle-end/42180
732 
        * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
733 
        GIMPLE_CALL.
734 
 
735 
        * gfortran.dg/graphite/pr42180.f90: Add compile flags.
736 
 
737 
2009-12-18  Sebastian Pop
738 
 
739 
        PR middle-end/42180
740 
        * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
741 
        that contain only one statement.
742 
 
743 
        * gfortran.dg/graphite/pr42180.f90: New.
744 
 
745 
2009-12-17  Sebastian Pop
746 
 
747 
        PR middle-end/42393
748 
        * gfortran.dg/graphite/pr42393.f90: New.
749 
 
750 
2009-12-17  Sebastian Pop
751 
 
752 
        PR middle-end/42186
753 
        * gfortran.dg/graphite/pr42186.f90: New.
754 
 
755 
2009-12-17  Sebastian Pop
756 
 
757 
        PR middle-end/42205
758 
        * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
759 
        Insert the reduction copy in the same block as the phi node.
760 
        (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
761 
 
762 
        * gcc.dg/graphite/pr42205-1.c: New.
763 
        * gcc.dg/graphite/pr42205-2.c: New.
764 
 
765 
2009-12-17  Sebastian Pop
766 
 
767 
        PR middle-end/42221
768 
        * sese.c (expand_scalar_variables_expr): Follow the SSA links into
769 
        the array indexing of ADDR_EXPRs.
770 
 
771 
        * gcc.dg/graphite/pr42221.c: New.
772 
 
773 
2009-12-17  Sebastian Pop
774 
 
775 
        PR middle-end/42178
776 
        PR middle-end/42334
777 
        * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
778 
        index.  Call lst_interchange_select_inner only once.
779 
        (lst_interchange_select_inner): Update use of lst_try_interchange.
780 
        (lst_interchange_select_outer): Update.
781 
 
782 
2009-12-15  Sebastian Pop
783 
 
784 
        PR middle-end/42178
785 
        PR middle-end/42334
786 
        * graphite-interchange.c (lst_try_interchange): Do not increment the
787 
        the OUTER index when there is no AFTER kernel.  Do not increment the
788 
        OUTER index for after processing the AFTER kernel.
789 
        (lst_interchange_select_inner): Call lst_try_interchange only on loops.
790 
        (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
791 
        index.  Do not pass to lst_interchange_select_inner the OUTER index.
792 
        (scop_do_interchange): Update use of lst_interchange_select_outer.
793 
 
794 
        * gfortran.dg/graphite/graphite.exp
795 
        (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
796 
        * gfortran.dg/graphite/interchange-1.f: Add comment.  Clean
797 
        the graphite dump file.
798 
        * gfortran.dg/graphite/interchange-2.f: Same.
799 
        * gfortran.dg/graphite/pr42334-1.f: New.
800 
 
801 
2009-12-15  Sebastian Pop
802 
 
803 
        PR middle-end/42178
804 
        PR middle-end/42334
805 
        * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
806 
        that are empty.
807 
        (lst_do_interchange_1): Renamed lst_interchange_select_inner.
808 
        (lst_try_interchange): Reimplemented.
809 
        (lst_interchange_select_inner): Same.
810 
        (lst_do_interchange): Renamed lst_interchange_select_outer.
811 
        Reimplemented.
812 
        (scop_do_interchange): Update use of lst_interchange_select_outer.
813 
 
814 
        * g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
815 
        * gcc.dg/graphite/block-0.c: Un-XFAILed.
816 
        * gcc.dg/graphite/pr42211.c: New.
817 
        * gfortran.dg/graphite/pr42334.f90: New.
818 
 
819 
2009-12-14  Sebastian Pop
820 
 
821 
        PR middle-end/42181
822 
        * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
823 
        carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
824 
 
825 
        * gfortran.dg/graphite/pr42181.f90: New.
826 
 
827 
2009-12-12  Sebastian Pop
828 
 
829 
        PR middle-end/42284
830 
        * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
831 
        insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
832 
        (detect_commutative_reduction_arg): Simplified.
833 
        (detect_commutative_reduction): Early return when the argument of
834 
        the close phi is not of an SSA_NAME.
835 
 
836 
        * gcc.dg/graphite/pr42284.c: New.
837 
 
838 
2009-12-11  Alexander Monakov
839 
 
840 
        * dbgcnt.def (graphite_scop): New counter.
841 
        * graphite.c: Include dbgcnt.h
842 
        (graphite_transform_loops): Use new counter to limit transformations.
843 
 
844 
2009-12-08  Sebastian Pop
845 
 
846 
        PR middle-end/42285
847 
        * graphite-scop-detection.c (graphite_can_represent_init): Also
848 
        handle more complex MULT_EXPRs containing parameters by recursion
849 
        on the structure.
850 
 
851 
        * gfortran.dg/graphite/pr42285.f90: New.
852 
 
853 
2009-12-01  Tobias Grosser
854 
 
855 
        * g++.dg/graphite/pr42130.C: Fix type.
856 
 
857 
2009-11-29  Alexander Monakov
858 
 
859 
        * g++.dg/graphite/pr42130.C: Correct testcase.
860 
 
861 
2009-11-28 Tobias Grosser
862 
 
863 
        * Merge from mainline (154493:154734).
864 
 
865 
2009-11-28 Tobias Grosser
866 
 
867 
        * Merge from mainline (151362:154491).
868 
 
869 
2009-11-24  Tobias Grosser
870 
 
871 
        * graphite-clast-to-gimple.c (try_mark_loop_parallel,
872 
        graphite_create_new_loop_guard, translate_clast_for): Fix comments.
873 
 
874 
2009-11-23  Tobias Grosser
875 
 
876 
        PR middle-end/42130
877 
        * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
878 
        translate_clast_for_loop): New.
879 
        (translate_clast_for): Add a condition around the loop, to do not
880 
        execute loops with zero iterations.
881 
        * g++.dg/graphite/pr42130.C: New.
882 
        * gcc.dg/graphite/pr35356-2.c: Adapt.
883 
 
884 
2009-11-23  Tobias Grosser
885 
 
886 
        * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
887 
        (translate_clast_for, translate_clast_guard, translate_clast, gloog):
888 
        Remove context_loop and level.
889 
 
890 
2009-11-23  Tobias Grosser
891 
 
892 
        * graphite-clast-to-gimple.c (translate_clast_user,
893 
        translate_clast_for, translate_clast_guard): Simplify and move common
894 
        elements to translate_clast().
895 
        (translate_clast): Simplify and get common elements.
896 
 
897 
2009-11-23  Tobias Grosser
898 
 
899 
        * graphite-clast-to-gimple.c (translate_clast_user,
900 
        translate_clast_for, translate_clast_guard): Split out of
901 
        translate_clast.
902 
 
903 
2009-11-21  Tobias Grosser
904 
 
905 
        * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
906 
        clast_name_to_index, save_clast_name_index, debug_clast_name_index,
907 
        debug_clast_name_indexes_1, debug_clast_name_indexes,
908 
        clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
909 
        (clast_name_to_gcc, clast_to_gcc_expression,
910 
        clast_to_gcc_expression_red, gcc_type_for_clast_expr,
911 
        gcc_type_for_clast_eq, graphite_translate_clast_equation,
912 
        graphite_create_guard_cond_expr, graphite_create_new_loop,
913 
        translate_clast): Add params_index.
914 
        (initialize_cloog_names): Create parameter strings from scratch, do
915 
        not reference other strings.
916 
        (create_params_index): New.
917 
        (gloog): Initialize params_index.
918 
        * graphite-scop-detection (free_scops_1): Removed.
919 
        (limit_scops): Use normal free_scops.
920 
        * graphite-sese-to-poly.c (save_var_names): Removed.
921 
        (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
922 
        and SESE_PARAMS_INDEX.
923 
        * sese.c (new_sese, free_sese): Dito.
924 
        * sese.h (struct sese): Remove params_index, params_names.
925 
        (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
926 
 
927 
2009-11-20  Sebastian Pop
928 
 
929 
        Revert the following patch from 2009-09-14:
930 
        * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
931 
        tree-scalar-evolution.h, and then tree-data-ref.h.
932 
        * graphite-clast-to-gimple.c: Same.
933 
        * graphite-dependences.c: Same.
934 
        * graphite-interchange.c: Same.
935 
        * graphite-poly.c: Same.
936 
        * graphite-scop-detection.c: Same.
937 
        * graphite-sese-to-poly.c: Same.
938 
        * graphite.c: Same.
939 
        * lambda-code.c: Same.
940 
        * matrix-reorg.c: Same.
941 
        * tree-data-ref.c: Same.
942 
        * tree-if-conv.c: Same.
943 
        * tree-loop-distribu: Same.: Same.
944 
        * tree-loop-linear.c: Same.
945 
        * tree-parloops.c: Same.
946 
        * tree-predcom.c: Same.
947 
        * tree-vect-patterns.c: Same.
948 
 
949 
2009-11-20  Sebastian Pop
950 
 
951 
        Revert patch from 2009-09-14.
952 
        * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
953 
        passes at -O1 and below.
954 
 
955 
2009-11-18  Sebastian Pop
956 
 
957 
        PR middle-end/40281
958 
        * gcc.dg/graphite/pr40281.c: New.
959 
 
960 
        * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
961 
        evolutions should not variate in inner loops.
962 
 
963 
2009-11-18  Sebastian Pop
964 
 
965 
        PR middle-end/42050
966 
        * gfortran.dg/graphite/pr42050.f90: New.
967 
 
968 
2009-11-18  Sebastian Pop
969 
 
970 
        * graphite-interchange.c (memory_strides_in_loop_depth): New.
971 
        (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
972 
 
973 
2009-11-18  Sebastian Pop
974 
 
975 
        * graphite-blocking.c (scop_do_block): New.
976 
        * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
977 
        * graphite-poly.h (scop_do_block): Declared.
978 
 
979 
2009-11-18  Sebastian Pop
980 
 
981 
        * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
982 
        depth is the loop nesting depth in the LST.  Call psct_dynamic_dim
983 
        to transform depth into the time_depth before calling
984 
        pbb_number_of_iterations_at_time.
985 
        (lst_do_strip_mine): Use a scalar variable instead of recomputing
986 
        lst_depth.
987 
 
988 
2009-11-18  Sebastian Pop
989 
 
990 
        Reverted the patch for "scattering permutations" from 2009-10-28.
991 
 
992 
        * graphite-poly.c (print_permutation): New.
993 
        (debug_permutation): New.
994 
        (new_poly_bb): Initialize PBB_PERMUTATION.
995 
        (free_poly_bb): Free PBB_PERMUTATION.
996 
        * graphite-poly.h (pbb_permutation_elt_p): Declared.
997 
        (struct pbb_permutation_elt): New.
998 
        (PBB_PERMUTATION_ELT_STRIDE): New.
999 
        (PBB_PERMUTATION_ELT_STRIDED_P): New.
1000 
        (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
1001 
        (new_pbb_permutation_elt): New.
1002 
        (pbb_permutation_elt_free): New.
1003 
        (struct poly_bb): Add field permutation.
1004 
        (PBB_PERMUTATION): New.
1005 
        (print_permutation): Declared.
1006 
        (debug_permutation): Declared.
1007 
 
1008 
2009-11-04  Konrad Trifunovic
1009 
 
1010 
        * graphite-interchange.c (build_partial_difference): New.
1011 
        (memory_stride_in_loop): Refactored the computation of
1012 
        equality constraints into build_partial_difference function.
1013 
        Added support for debugging stride computations.
1014 
 
1015 
2009-11-03  Sebastian Pop
1016 
 
1017 
        * graphite-clast-to-gimple.c (gloog): Free if_region,
1018 
        if_region->true_region, and if_region->region.
1019 
        * sese.c (if_region_set_false_region): Free if_region->false_region.
1020 
        (create_if_region_on_edge): Do not use GGC_NEW.
1021 
        (move_sese_in_condition): Remove useless initialization.
1022 
 
1023 
2009-11-03  Sebastian Pop
1024 
 
1025 
        * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
1026 
        for the loops created by the loop distribution.  Do not modify the
1027 
        input LSTs.
1028 
        (lst_try_interchange_loops): Same.  Use a temporary LST for the
1029 
        transformed schedule.  Call lst_update_scattering before data
1030 
        dependence analysis.
1031 
        (lst_try_interchange): Pass an extra parameter INDEX.
1032 
        (lst_do_interchange_1): New.
1033 
        (lst_do_interchange): Call lst_do_interchange_1.
1034 
        (scop_do_interchange): Call lst_update_scattering.
1035 
        * graphite-poly.c (apply_poly_transforms): Do not call
1036 
        lst_update_scattering.
1037 
        * graphite-poly.h (lst_pred): New.
1038 
        (lst_succ): New.
1039 
        (lst_find_first_pbb): Return NULL when not found.
1040 
        (lst_empty_p): New.
1041 
        (lst_insert_in_sequence): Allow LST1 to be NULL.
1042 
        (lst_replace): New.
1043 
        (lst_substitute_3): New.
1044 
        * gcc.dg/graphite/interchange-1.c: XFail.
1045 
        * gcc.dg/graphite/interchange-8.c: XFail.
1046 
        * gcc.dg/graphite/interchange-11.c: XFail.
1047 
 
1048 
2009-10-30  Sebastian Pop
1049 
 
1050 
        * graphite-interchange.c (lst_perfectly_nested_p): New.
1051 
        (lst_perfect_nestify): New.
1052 
        (lst_try_interchange_loops): Call store_lst_schedule,
1053 
        lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
1054 
        (scop_do_interchange): Avoid redundant legality test.
1055 
        Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
1056 
        * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
1057 
        * graphite-poly.h (psct_static_dim): New.
1058 
        (lst_dewey_number_at_depth): New.
1059 
        (lst_find_pbb): Restructured.
1060 
        (lst_find_first_pbb): Restructured.
1061 
        (lst_find_last_pbb): New.
1062 
        (lst_contains_p): New.
1063 
        (lst_contains_pbb): New.
1064 
        (lst_create_nest): New.
1065 
        (lst_remove_from_sequence): New.
1066 
        (pbb_update_scattering): New.
1067 
        (lst_update_scattering_under): New.
1068 
        (lst_update_scattering_seq): New.
1069 
        (lst_update_scattering): New.
1070 
        (lst_insert_in_sequence): New.
1071 
        (lst_distribute_lst): New.
1072 
        (lst_remove_all_before_including_pbb): New.
1073 
        (lst_remove_all_before_excluding_pbb): New.
1074 
 
1075 
2009-10-30  Sebastian Pop
1076 
 
1077 
        * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
1078 
        get_loop_exit_edges.
1079 
 
1080 
2009-10-30  Sebastian Pop
1081 
 
1082 
        * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
1083 
 
1084 
2009-10-28  Konrad Trifunovic
1085 
 
1086 
        * graphite-poly.c (print_permutation): New.
1087 
        (debug_permutation): New.
1088 
        (new_poly_bb): Initialize PBB_PERMUTATION.
1089 
        (free_poly_bb): Free PBB_PERMUTATION.
1090 
        * graphite-poly.h (pbb_permutation_elt_p): Declared.
1091 
        (struct pbb_permutation_elt): New.
1092 
        (PBB_PERMUTATION_ELT_STRIDE): New.
1093 
        (PBB_PERMUTATION_ELT_STRIDED_P): New.
1094 
        (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
1095 
        (new_pbb_permutation_elt): New.
1096 
        (pbb_permutation_elt_free): New.
1097 
        (struct poly_bb): Add field permutation.
1098 
        (PBB_PERMUTATION): New.
1099 
        (print_permutation): Declared.
1100 
        (debug_permutation): Declared.
1101 
 
1102 
2009-10-26  Sebastian Pop
1103 
 
1104 
        * graphite-clast-to-gimple.c (gloog): Do not call
1105 
        sese_reset_aux_in_loops.
1106 
        * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
1107 
        extra argument for domains.  Do not use loop->aux.
1108 
        (build_scop_iteration_domain): Initialize and free domains, pass it
1109 
        to build_loop_iteration_domains and extract the information from
1110 
        domains.  Do not use loop->aux.
1111 
        * sese.c (sese_reset_aux_in_loops): Removed.
1112 
        * sese.h (sese_reset_aux_in_loops): Removed.
1113 
 
1114 
2009-10-26  Sebastian Pop
1115 
 
1116 
        * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
1117 
        (dependency_in_loop_p): Same.
1118 
        (translate_clast): Do not use loop->aux.  Initialize
1119 
        loop->can_be_parallel.
1120 
        (mark_loops_parallel): Removed.
1121 
        * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
1122 
        * graphite.c (free_aux_in_new_loops): Removed.
1123 
        (graphite_finalize): Do not call free_aux_in_new_loops.
1124 
        (graphite_transform_loops): Do not call mark_loops_parallel.
1125 
 
1126 
2009-10-26  Li Feng
1127 
 
1128 
        * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
1129 
        (translate_clast): Pass an extra parameter LEVEL.
1130 
        Call get_scattering_level.
1131 
        * graphite-clast-to-gimple.h (get_scattering_level): New.
1132 
 
1133 
2009-10-22  Sebastian Pop
1134 
 
1135 
        * cfgloop.c (alloc_loop): Initialize loop->single_iv.
1136 
        * cfgloop.h (struct loop): New field single_iv.
1137 
 
1138 
        * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
1139 
        loop->aux anymore: use loop->single_iv.
1140 
        (graphite_loop_normal_form): Moved...
1141 
        (build_graphite_loop_normal_form): Removed.
1142 
        (gloog): Do not call build_graphite_loop_normal_form.
1143 
        (free_aux_in_new_loops): Moved...
1144 
        (mark_loops_parallel): Restructure.
1145 
        * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
1146 
        * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
1147 
        (scop_canonicalize_loops): New.
1148 
        (build_poly_scop): Call scop_canonicalize_loops.
1149 
        * graphite.c (free_aux_in_new_loops): ...here.
1150 
 
1151 
2009-10-22  Sebastian Pop
1152 
 
1153 
        * g++.dg/graphite/graphite.exp: Add the same rules as in
1154 
        gcc.dg/graphite/graphite.exp.
1155 
 
1156 
2009-10-22  Sebastian Pop
1157 
 
1158 
        * g++.dg/graphite/id-1.C: New.
1159 
 
1160 
2009-10-22  Sebastian Pop
1161 
 
1162 
        * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
1163 
        argument base_name.
1164 
        (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
1165 
        (rewrite_phi_out_of_ssa): Same.
1166 
        (rewrite_cross_bb_scalar_deps): Same.
1167 
        (translate_scalar_reduction_to_array): Same.
1168 
 
1169 
2009-10-22  Sebastian Pop
1170 
 
1171 
        * graphite-sese-to-poly.c (build_scop_drs): Disable call to
1172 
        dump_alias_graphs.
1173 
 
1174 
2009-10-22  Sebastian Pop
1175 
 
1176 
        * graphite-sese-to-poly.c (dump_alias_graphs): New.
1177 
        (build_scop_drs): Call dump_alias_graphs.
1178 
 
1179 
2009-10-22  Sebastian Pop
1180 
 
1181 
        * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
1182 
        SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
1183 
        (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
1184 
        SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
1185 
        * graphite-poly.h (free_lst): New.
1186 
        (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
1187 
        (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
1188 
 
1189 
2009-10-22  Sebastian Pop
1190 
 
1191 
        * graphite-poly.h (struct scop): Add a field saved_schedule.
1192 
        (SCOP_SAVED_SCHEDULE): New.
1193 
        (store_lst_schedule): New.
1194 
        (restore_lst_schedule): New.
1195 
        (store_scattering): Call store_lst_schedule.
1196 
        (restore_scattering): Call restore_lst_schedule.
1197 
 
1198 
2009-10-20  Sebastian Pop
1199 
 
1200 
        * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
1201 
        (pdr_add_alias_set): Same.
1202 
        (build_poly_dr): Same.
1203 
        (build_alias_set_optimal_p): Same.
1204 
        (build_base_obj_set_for_drs): Same.  Do not store the result of
1205 
        graphds_dfs.
1206 
 
1207 
2009-10-20  Sebastian Pop
1208 
 
1209 
        * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
1210 
        all_components_are_cliques to 1.
1211 
 
1212 
2009-10-20  Li Feng
1213 
 
1214 
        * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
1215 
        the new structure.
1216 
        (pdr_add_alias_set): Update retrieving alias_set_num.
1217 
        (build_poly_dr): Update retrieving dr_base_object_set.
1218 
        (partition_drs_to_sets): Remove.
1219 
        (build_alias_set_optimal_p): New.
1220 
        (build_alias_set_for_drs): Rename.
1221 
        (build_scop_drs): Update.
1222 
        * graphite-sese-to-poly.h (struct base_alias_pair): New.
1223 
        (ALIAS_SET_INDEX): Remove.
1224 
        (BASE_OBJECT_SET_INDEX): Remove.
1225 
 
1226 
2009-10-20  Sebastian Pop
1227 
 
1228 
        * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
1229 
 
1230 
2009-10-20  Sebastian Pop
1231 
 
1232 
        * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
1233 
        loop upper bounds for 1-element arrays at end of structures.
1234 
        * tree-flow.h (array_at_struct_end_p): Declared.
1235 
        * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
1236 
 
1237 
2009-10-20  Sebastian Pop
1238 
 
1239 
        * g++.dg/graphite/pr41305.C: New.
1240 
 
1241 
2009-10-20  Alexander Monakov
1242 
 
1243 
        * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
1244 
        construction of parameter constraints from loop iteration analysis.
1245 
        * gcc.dg/graphite/run-id-2.c: New test.
1246 
 
1247 
2009-10-17  Sebastian Pop
1248 
 
1249 
        * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
1250 
        and new_cstr.
1251 
 
1252 
2009-10-17  Sebastian Pop
1253 
 
1254 
        * graphite-dependences.c (dependence_polyhedron_1): Remove
1255 
        unused gdim dimensions from the DDR polyhedron.
1256 
 
1257 
2009-10-17  Sebastian Pop
1258 
 
1259 
        * graphite-dependences.c (pddr_transformed_scattering): New.
1260 
        (dot_original_deps_stmt_1): New.
1261 
        (dot_transformed_deps_stmt_1): New.
1262 
        (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
1263 
        dot_transformed_deps_stmt_1.
1264 
        (dot_original_deps): New.
1265 
        (dot_transformed_deps): New.
1266 
        (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
1267 
 
1268 
2009-10-17  Sebastian Pop
1269 
 
1270 
        * graphite-dependences.c (reduction_dr_1): Remove wrong
1271 
        assert: reduction BBs can have multiple reduction writes
1272 
        to memory.  interchange-3.f90 is an example.
1273 
 
1274 
2009-10-17  Sebastian Pop
1275 
 
1276 
        * gfortran.dg/graphite/interchange-3.f90: New.
1277 
 
1278 
2009-10-17  Sebastian Pop
1279 
 
1280 
        * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
1281 
 
1282 
2009-10-17  Sebastian Pop
1283 
 
1284 
        * graphite-dependences.c (dependence_polyhedron_1): Add the
1285 
        context to the dependence polyhedron.
1286 
 
1287 
2009-10-17  Sebastian Pop
1288 
 
1289 
        * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
1290 
        PBB_PDR_DUPLICATES_REMOVED.
1291 
        (new_poly_bb): Same.
1292 
 
1293 
2009-10-17  Sebastian Pop
1294 
 
1295 
        * graphite-sese-to-poly.c (find_scop_parameters): Initialize
1296 
        SCOP_CONTEXT.
1297 
        (build_loop_iteration_domains): Extract bounds on parameters
1298 
        based on the data size.
1299 
        (build_scop_context): Do not initialize SCOP_CONTEXT;
1300 
        add new constraints.
1301 
 
1302 
2009-10-17  Sebastian Pop
1303 
 
1304 
        * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
1305 
        * graphite-ppl.h (graphite-ppl.h): Declared.
1306 
 
1307 
2009-10-17  Sebastian Pop
1308 
 
1309 
        * graphite-ppl.c (ppl_print_linear_expr): New.
1310 
        (debug_ppl_linear_expr): New.
1311 
        * graphite-ppl.h (ppl_print_linear_expr): Declared.
1312 
        (debug_ppl_linear_expr): Declared.
1313 
 
1314 
2009-10-16  Sebastian Pop
1315 
 
1316 
        * graphite-interchange.c: Fix comments.
1317 
        * gcc.dg/graphite/block-1.c: Fix comments.
1318 
 
1319 
2009-10-16  Sebastian Pop
1320 
 
1321 
        * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
1322 
        * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
1323 
 
1324 
2009-10-16  Sebastian Pop
1325 
 
1326 
        Reapply the patch from Alexander Monakov that disappeared during
1327 
        the last merges from trunk.
1328 
 
1329 
        2009-09-16  Alexander Monakov
1330 
 
1331 
        * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1332 
        for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
1333 
 
1334 
2009-10-15  Sebastian Pop
1335 
 
1336 
        * graphite-interchange.c (memory_stride_in_loop): The depth
1337 
        argument corresponds to a dynamic time dimension, so use
1338 
        psct_dynamic_dim to refer to the transformed scattering dimension.
1339 
 
1340 
2009-10-15  Sebastian Pop
1341 
 
1342 
        * graphite-interchange.c (memory_stride_in_loop): Fix comments.
1343 
 
1344 
2009-10-15  Sebastian Pop
1345 
 
1346 
        * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
1347 
        root of the LST.
1348 
        * graphite-interchange.c (lst_do_interchange): Avoid interchanging
1349 
        the root of the LST.
1350 
        * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
1351 
        fake loop.
1352 
        (print_lst): Print the root of LST in a different format.
1353 
        * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
1354 
 
1355 
2009-10-15  Sebastian Pop
1356 
 
1357 
        * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
1358 
 
1359 
2009-10-15  Sebastian Pop
1360 
 
1361 
        * doc/passes.texi: Document the Graphite infrastructure.
1362 
 
1363 
2009-10-15  Sebastian Pop
1364 
 
1365 
        * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
1366 
        (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
1367 
        and check the SSA representation.
1368 
 
1369 
        * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
1370 
 
1371 
2009-10-15  Sebastian Pop
1372 
 
1373 
        * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
1374 
 
1375 
2009-10-14  Sebastian Pop
1376 
 
1377 
        * gcc.dg/graphite/interchange-11.c: New.
1378 
 
1379 
2009-10-14  Sebastian Pop
1380 
 
1381 
        * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
1382 
 
1383 
2009-10-14  Sebastian Pop
1384 
 
1385 
        * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1386 
        Add -fno-loop-strip-mine and -fno-loop-interchange.
1387 
        (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
1388 
        -fno-loop-strip-mine.
1389 
        * gfortran.dg/graphite/graphite.exp: Same.
1390 
 
1391 
2009-10-14  Sebastian Pop
1392 
 
1393 
        * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1394 
        Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
1395 
        (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
1396 
        DEFAULT_FLAGS_GRAPHITE_IDENTITY.
1397 
        (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
1398 
        DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
1399 
        (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
1400 
        DEFAULT_FLAGS_GRAPHITE_SCOP.
1401 
        (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
1402 
        (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
1403 
 
1404 
2009-10-14  Sebastian Pop
1405 
 
1406 
        * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
1407 
 
1408 
2009-10-14  Konrad Trifunovic
1409 
            Sebastian Pop
1410 
 
1411 
        * graphite-interchange.c (build_linearized_memory_access): Pass an
1412 
        offset as parameter.
1413 
        (memory_stride_in_loop): Include transform scattering in the
1414 
        access functions to be able to querry the strides in the
1415 
        transformed loops.
1416 
        (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
1417 
        not the psct_iterator_dim.
1418 
 
1419 
2009-10-14  Sebastian Pop
1420 
 
1421 
        * graphite-blocking.c (pbb_do_strip_mine): Removed.
1422 
        (lst_do_strip_mine_loop): New.
1423 
        (lst_do_strip_mine): New.
1424 
        (scop_do_strip_mine): Call lst_do_strip_mine.
1425 
        * graphite-poly.h (lst_add_loop_under_loop): New.
1426 
        (lst_find_first_pbb): New.
1427 
 
1428 
2009-10-14  Sebastian Pop
1429 
 
1430 
        * graphite-poly.c (loop_to_lst): Fix LST creation.
1431 
 
1432 
2009-10-14  Tobias Grosser
1433 
 
1434 
        * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
1435 
        sizeof(unsigned long) to make it run on 32bit systems.
1436 
 
1437 
2009-10-14  Tobias Grosser
1438 
 
1439 
        * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
1440 
        SEGFAULT on 32bit.
1441 
 
1442 
2009-10-14  Ramakrishna Upadrasta
1443 
 
1444 
        * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
1445 
        Comment.
1446 
        (write_alias_graph_to_ascii_dot): New.
1447 
        (write_alias_graph_to_ascii_ecc): Ditto.
1448 
        (partition_drs_to_sets): Add testing of optimality of current method
1449 
        which assigns alias numbers according to DFS Comopnent number.  used
1450 
        as heuristic for the upcoming ECC algorithm.
1451 
        (build_scop_drs): Write to file also with the ecc and dot format.
1452 
 
1453 
2009-10-13  Sebastian Pop
1454 
 
1455 
        * gfortran.dg/graphite/interchange-1.f: XFail.
1456 
 
1457 
2009-10-13  Sebastian Pop
1458 
 
1459 
        * graphite.c (graphite_initialize): Do not handle functions with
1460 
        more than 100 basic blocks.
1461 
 
1462 
2009-10-13  Sebastian Pop
1463 
 
1464 
        * graphite-blocking.c (pbb_do_strip_mine): Use
1465 
        PARAM_LOOP_BLOCK_TILE_SIZE.
1466 
 
1467 
2009-10-13  Sebastian Pop
1468 
 
1469 
        * graphite-poly.c (dot_lst_1): New.
1470 
        (dot_lst): New.
1471 
        * graphite-poly.h (dot_lst): Declared.
1472 
 
1473 
2009-10-13  Sebastian Pop
1474 
 
1475 
        * graphite-dependences.c (dot_deps_stmt_1): New.
1476 
        (dot_deps_stmt): New.
1477 
        * graphite-dependences.h (dot_deps_stmt): Declared.
1478 
 
1479 
2009-10-09  Sebastian Pop
1480 
 
1481 
        * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
1482 
        not replace cross BB scalar dependences ending on PHI nodes.
1483 
        (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
1484 
 
1485 
2009-10-09  Sebastian Pop
1486 
 
1487 
        * graphite-poly.c (apply_poly_transforms): Implement the high
1488 
        level driver for flag_loop_block.
1489 
        * opts.c (decode_options): Enable flag_loop_block at -O2.
1490 
        * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
1491 
        flag_loop_block.
1492 
 
1493 
        * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
1494 
        -floop-block.
1495 
        * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1496 
        Add -floop-block.
1497 
 
1498 
2009-10-09  Sebastian Pop
1499 
 
1500 
        * graphite-poly.h (lst_find_pbb): New.
1501 
        (find_lst_loop): New.
1502 
 
1503 
2009-10-09  Sebastian Pop
1504 
 
1505 
        * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
1506 
        * graphite-poly.h (struct scop): Remove dep_graph field.
1507 
        (SCOP_DEP_GRAPH): Removed.
1508 
 
1509 
2009-10-09  Sebastian Pop
1510 
 
1511 
        * graphite-poly.h (copy_lst): Do full copy of LST.
1512 
 
1513 
2009-10-07  Sebastian Pop
1514 
 
1515 
        * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
1516 
        when the loop stride is zero.
1517 
 
1518 
        * gcc.dg/graphite/id-16.c: New.
1519 
 
1520 
2009-10-06  Sebastian Pop
1521 
 
1522 
        * graphite-dependences.c (reduction_dr_1): New.
1523 
        (reduction_dr_p): New.
1524 
        (graphite_legal_transform_dr): Call reduction_dr_p.
1525 
        (reduction_ddr): Renamed reduction_ddr_p.
1526 
        * graphite-poly.h (same_pdr_p): New.
1527 
        (number_of_write_pdrs): New.
1528 
        * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
1529 
        (split_reduction_stmt): Do not split reduction statements
1530 
        when there are no writes to memory.
1531 
        (translate_scalar_reduction_to_array_for_stmt): Insert the
1532 
        memory reduction statement just after the scalar reduction statement.
1533 
 
1534 
        * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
1535 
        Un-XFAIL-ed.
1536 
        * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
1537 
        * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
1538 
 
1539 
2009-10-06  Sebastian Pop
1540 
 
1541 
        * graphite-interchange.c (lst_apply_interchange): New.
1542 
        (lst_interchange_profitable_p): New.
1543 
        (lst_try_interchange_loops): New.
1544 
        (lst_try_interchange): New.
1545 
        (lst_do_interchange): New.
1546 
        (pbb_do_interchange): Removed.
1547 
        (scop_do_interchange): Call lst_do_interchange.
1548 
 
1549 
2009-10-06  Sebastian Pop
1550 
 
1551 
        * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
1552 
        SCOP_TRANSFORMED_SCHEDULE.
1553 
        (loop_to_lst): New.
1554 
        (scop_to_lst): New.
1555 
        (print_lst): New.
1556 
        (debug_lst): New.
1557 
        * graphite-poly.h (lst_p): New.
1558 
        (struct lst): New.
1559 
        (LST_LOOP_P): New.
1560 
        (LST_LOOP_FATHER): New.
1561 
        (LST_PBB): New.
1562 
        (LST_SEQ): New.
1563 
        (scop_to_lst): Declared.
1564 
        (print_lst): Declared.
1565 
        (debug_lst): Declared.
1566 
        (new_lst_loop): New.
1567 
        (new_lst_stmt): New.
1568 
        (copy_lst): New.
1569 
        (lst_depth): New.
1570 
        (lst_dewey_number): New.
1571 
        (struct scop): Add original_schedule and transformed_schedule fields.
1572 
        (SCOP_ORIGINAL_SCHEDULE): New.
1573 
        (SCOP_TRANSFORMED_SCHEDULE): New.
1574 
        * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
1575 
 
1576 
2009-10-05  Sebastian Pop
1577 
 
1578 
        * graphite-dependences.c (reduction_ddr): New.
1579 
        (graphite_legal_transform_bb): Call reduction_ddr.
1580 
        * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
1581 
        Initialize PBB_IS_REDUCTION.
1582 
        * graphite-poly.h (struct poly_bb): New bool field is_reduction.
1583 
        (PBB_IS_REDUCTION): New.
1584 
        (new_poly_bb): Update declaration.
1585 
        * graphite-scop-detection.h (build_scop_bbs): Removed.
1586 
        (nb_reductions_in_loop): Removed.
1587 
        * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
1588 
        parameter for reductions.
1589 
        (try_generate_gimple_bb): Update call to new_poly_bb.
1590 
        (build_scop_bbs_1): Same.
1591 
        (build_scop_bbs): Same.
1592 
        (gsi_for_phi_node): New.
1593 
        (scalar_close_phi_node_p): Remove gcc_assert.
1594 
        (split_reduction_stmt): New.
1595 
        (is_reduction_operation_p): New.
1596 
        (phi_contains_arg): New.
1597 
        (follow_ssa_with_commutative_ops): New.
1598 
        (detect_commutative_reduction_arg): New.
1599 
        (detect_commutative_reduction_assign): New.
1600 
        (follow_inital_value_to_phi): New.
1601 
        (edge_initial_value_for_loop_phi): New.
1602 
        (initial_value_for_loop_phi): New.
1603 
        (detect_commutative_reduction): New.
1604 
        (translate_scalar_reduction_to_array_for_stmt): New.
1605 
        (insert_copyout): New.
1606 
        (insert_copyin): New.
1607 
        (translate_scalar_reduction_to_array): New.
1608 
        (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
1609 
        (rewrite_commutative_reductions_out_of_ssa_loop): New.
1610 
        (rewrite_commutative_reductions_out_of_ssa): New.
1611 
        (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
1612 
        * sese.h (split_region_for_bb): New.
1613 
 
1614 
        * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
1615 
        * gcc.dg/graphite/interchange-1.c: Fix format.
1616 
        * gcc.dg/graphite/interchange-10.c: New.
1617 
 
1618 
2009-10-05  Sebastian Pop
1619 
 
1620 
        * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
1621 
        buggy assert.
1622 
 
1623 
2009-10-05  Sebastian Pop
1624 
 
1625 
        * graphite-sese-to-poly.c (scev_analyzable_p): New.
1626 
        (rewrite_cross_bb_scalar_dependence): New.
1627 
        (rewrite_cross_bb_scalar_deps): New.
1628 
        (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
1629 
        Call rewrite_cross_bb_scalar_deps.
1630 
 
1631 
2009-10-05  Sebastian Pop
1632 
 
1633 
        * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
1634 
        (insert_out_of_ssa_copy): Directly use gsi_after_labels and
1635 
        gsi_for_stmt.
1636 
 
1637 
2009-10-05  Sebastian Pop
1638 
 
1639 
        * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
1640 
        * graphite-interchange.c (pbb_do_interchange): Same.
1641 
        * graphite-poly.c (print_scattering_function): Same.
1642 
        (debug_pdrs): Same.
1643 
        * graphite-poly.h (pbb_loop): New.
1644 
        * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
1645 
 
1646 
2009-09-27  Sebastian Pop
1647 
 
1648 
        * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
1649 
 
1650 
2009-09-27  Sebastian Pop
1651 
 
1652 
        * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
1653 
        so don't pass a pointer to it.
1654 
        (build_alias_set_for_drs): Same.
1655 
        (build_base_obj_set_for_drs): Same.
1656 
        (build_scop_drs): Same.
1657 
 
1658 
2009-09-26  Li Feng
1659 
 
1660 
        * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
1661 
        the alias graph of data references.
1662 
 
1663 
2009-09-25  Li Feng
1664 
 
1665 
        * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
1666 
        (build_scop_drs): When debugging, write the alias graph to file,
1667 
        otherwise, should be disabled.
1668 
 
1669 
2009-09-17  Sebastian Pop
1670 
 
1671 
        * Merge from mainline (151310:151361).
1672 
 
1673 
2009-09-17  Sebastian Pop
1674 
 
1675 
        * Merge from mainline (151171:151310).
1676 
 
1677 
2009-09-17  Sebastian Pop
1678 
 
1679 
        * Merge from mainline (151171:151806).
1680 
 
1681 
2009-09-17  Sebastian Pop
1682 
 
1683 
        * Revert the last commit.
1684 
 
1685 
2009-09-17  Sebastian Pop
1686 
 
1687 
        * Merge from mainline (151171:151819).
1688 
 
1689 
2009-09-17  Sebastian Pop
1690 
 
1691 
        * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
1692 
        (is_simple_operand): Remove call to stmt_simple_memref_p.
1693 
        (stmt_simple_for_scop_p): Update call to is_simple_operand.
1694 
 
1695 
2009-09-17  David Edelsohn
1696 
 
1697 
        * gcc.dg/graphite/interchange-mvt.c: New File.
1698 
        * gcc.dg/graphite/scop-dsyrk.c: New File.
1699 
        * gcc.dg/graphite/scop-dsyr2k.c: New File.
1700 
        * gcc.dg/graphite/scop-mvt.c: New File.
1701 
        * gcc.dg/graphite/scop-sor.c: New File.
1702 
 
1703 
2009-09-17 Li Feng
1704 
 
1705 
        * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
1706 
        (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
1707 
        (graphite_carried_dependence_level_k): Ditto.
1708 
        * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
1709 
        * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
1710 
        (new_poly_dr): Adjust declaration.
1711 
        * graphite-sese-to-poly.c (free_data_refs_aux): New.
1712 
        (free_gimple_bb): Added free_data_refs_aux.
1713 
        (build_poly_dr): Add dr_base_object_set.
1714 
        (partition_drs_to_sets): New.
1715 
        (dr_same_base_object_p): New.
1716 
        (build_alias_set_for_drs): New.
1717 
        (build_base_object_set_for_drs): New.
1718 
        (build_scop_drs): Add build_base_obj_set_for_drs.
1719 
        * graphite-sese-to-poly.h: Added #define for alias set number index and
1720 
        base object set index.
1721 
        * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
1722 
        * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
1723 
 
1724 
2009-09-16  Alexander Monakov
1725 
 
1726 
        * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1727 
        for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
1728 
 
1729 
2009-09-14  Sebastian Pop
1730 
 
1731 
        * graphite-sese-to-poly.c (struct irp_data): Removed.
1732 
        (idx_record_params): Removed.
1733 
        (find_params_in_bb): Scan for parameters the access functions; don't
1734 
        parse the tree representation.
1735 
 
1736 
2009-09-14  Sebastian Pop
1737 
 
1738 
        * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
1739 
        passes at -O1 and below.
1740 
 
1741 
2009-09-14  Sebastian Pop
1742 
 
1743 
        * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
1744 
        tree-scalar-evolution.h, and then tree-data-ref.h.
1745 
        * graphite-clast-to-gimple.c: Same.
1746 
        * graphite-dependences.c: Same.
1747 
        * graphite-interchange.c: Same.
1748 
        * graphite-poly.c: Same.
1749 
        * graphite-scop-detection.c: Same.
1750 
        * graphite-sese-to-poly.c: Same.
1751 
        * graphite.c: Same.
1752 
        * lambda-code.c: Same.
1753 
        * matrix-reorg.c: Same.
1754 
        * tree-data-ref.c: Same.
1755 
        * tree-if-conv.c: Same.
1756 
        * tree-loop-distribu: Same.: Same.
1757 
        * tree-loop-linear.c: Same.
1758 
        * tree-parloops.c: Same.
1759 
        * tree-predcom.c: Same.
1760 
        * tree-vect-patterns.c: Same.
1761 
 
1762 
2009-09-02  Sebastian Pop
1763 
 
1764 
        Partially revert the previous patch, except the following.
1765 
        * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
1766 
        as parameters the operands of the not expression.
1767 
 
1768 
2009-09-01  Sebastian Pop
1769 
 
1770 
        * tree-scalar-evolution.c (instantiate_scev_assign): New.
1771 
        Do not call analyze_scalar_evolution on assignments.
1772 
        (instantiate_scev_phi): Call analyze_scalar_evolution.
1773 
        (instantiate_scev_name): Call instantiate_scev_assign and
1774 
        instantiate_scev_phi.
1775 
        (instantiate_scev_not): Adapted to pass as parameters the operands
1776 
        of the not expression.
1777 
 
1778 
2009-09-01  Sebastian Pop
1779 
 
1780 
        * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
1781 
        to pass as parameters the operands of the binary expression.
1782 
 
1783 
2009-09-01  Sebastian Pop
1784 
 
1785 
        * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
1786 
        instantiate_scev_not.  Handle NEGATE_EXPR.
1787 
        (instantiate_scev_r): Handle NEGATE_EXPR.
1788 
 
1789 
2009-09-01  Sebastian Pop
1790 
 
1791 
        * tree-scalar-evolution.c (instantiate_scev_1): Renamed
1792 
        instantiate_scev_r.
1793 
        (instantiate_scev_r): Move code in instantiate_scev_2
1794 
        and instantiate_scev_1.
1795 
 
1796 
2009-09-01  Sebastian Pop
1797 
 
1798 
        * tree-scalar-evolution.c (instantiate_scev_3): New.
1799 
        (instantiate_scev_1): Move code in instantiate_scev_3.
1800 
 
1801 
2009-09-01  Sebastian Pop
1802 
 
1803 
        * tree-scalar-evolution.c (instantiate_scev_poly): New.
1804 
        (instantiate_scev_1): Move code in instantiate_scev_poly.
1805 
 
1806 
2009-09-01  Sebastian Pop
1807 
 
1808 
        * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
1809 
        (instantiate_scev_1): Move code in instantiate_scev_bitnot.
1810 
 
1811 
2009-09-01  Sebastian Pop
1812 
 
1813 
        * tree-scalar-evolution.c (instantiate_scev_convert): New.
1814 
        (instantiate_scev_1): Move code in instantiate_scev_convert.
1815 
 
1816 
2009-09-01  Sebastian Pop
1817 
 
1818 
        * tree-scalar-evolution.c (instantiate_scev_binary): New.
1819 
        (instantiate_scev_1): Move code in instantiate_scev_binary.
1820 
 
1821 
2009-09-01  Sebastian Pop
1822 
 
1823 
        * tree-scalar-evolution.c (instantiate_scev_name): New.
1824 
        (instantiate_scev_1): Move code in instantiate_scev_name.
1825 
 
1826 
2009-08-28  Sebastian Pop
1827 
 
1828 
        * Merge from mainline (150992:151171).
1829 
 
1830 
2009-08-25  Sebastian Pop
1831 
 
1832 
        * opts.c (decode_options): Enable flag_loop_interchange at -O2.
1833 
 
1834 
2009-08-25  Sebastian Pop
1835 
 
1836 
        * graphite-dependences.c (graphite_legal_transform_bb): Call
1837 
        pbb_remove_duplicate_pdrs.
1838 
        * graphite-poly.c (can_collapse_pdr): Removed.
1839 
        (pdr_find_duplicate): Removed.
1840 
        (can_collapse_pdrs): New.
1841 
        (pbb_remove_duplicate_pdrs): New.
1842 
        (new_poly_dr): Do not look for duplicates.
1843 
        * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1844 
        (PBB_PDR_DUPLICATES_REMOVED): New.
1845 
        (pbb_remove_duplicate_pdrs): Declared.
1846 
 
1847 
2009-08-25  Sebastian Pop
1848 
 
1849 
        * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1850 
        the strides by multiplying by PDR_NB_REFS.
1851 
        * graphite-poly.c (can_collapse_pdr): New.
1852 
        (pdr_find_duplicate): New.
1853 
        (new_poly_dr): Call pdr_find_duplicate.  Collapse duplicate PDRs.
1854 
        Initialize PDR_NB_REFS.
1855 
        * graphite-poly.h (struct poly_dr): Add field nb_refs.
1856 
        (PDR_NB_REFS): New.
1857 
        (new_poly_dr): Number of subscripts is a graphite_dim_t.
1858 
 
1859 
2009-08-25  Sebastian Pop
1860 
 
1861 
        Revert one of the previous commits:
1862 
        * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1863 
        the computation of symmetric data dependence relations.
1864 
        (dependency_between_pbbs_p): Same.
1865 
 
1866 
2009-08-25  Sebastian Pop
1867 
 
1868 
        PR middle-end/40965
1869 
        * graphite-poly.c (apply_poly_transforms): Remove legality test before
1870 
        any transform.
1871 
 
1872 
2009-08-25  Sebastian Pop
1873 
 
1874 
        * graphite-dependences.c (pddr_original_scattering): Return NULL
1875 
        for read-read dependence relations.
1876 
        * graphite-poly.h (enum poly_dr_type): Fix comment.
1877 
        (pdr_read_p): New.
1878 
        (pdr_write_p): New.
1879 
        (pdr_may_write_p): New.
1880 
 
1881 
2009-08-25  Sebastian Pop
1882 
 
1883 
        * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1884 
        (struct poly_dr): Same.
1885 
        (new_poly_dr): Same.
1886 
        * graphite-poly.c (new_poly_dr): Same.
1887 
 
1888 
2009-08-25  Konrad Trifunovic
1889 
            Sebastian Pop
1890 
 
1891 
        * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1892 
        pbb_strip_mine_time_depth.  Changed the implementation so that
1893 
        transformation is expressed as a transformation on
1894 
        time (scatttering) dimensions.  Also, ensures that the 2d+1
1895 
        scheduling format is preserved.
1896 
        (pbb_strip_mine_profitable_p): Profitability is based on the
1897 
        iteration number of a given time (scattering) dimension,
1898 
        and not on a original loop depth dimension.
1899 
        (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1900 
        (pbb_do_strip_mine): Call psct_dynamic_dim.
1901 
        * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1902 
        * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1903 
        (pbb_nb_dynamic_scattering_transform): New.
1904 
        (psct_dynamic_dim): New.
1905 
 
1906 
2009-08-25  Konrad Trifunovic
1907 
 
1908 
        * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1909 
        * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1910 
        * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1911 
        * graphite-interchange.c (build_linearized_memory_access): Same.
1912 
        (memory_stride_in_loop): Same.
1913 
 
1914 
2009-08-25  Sebastian Pop
1915 
 
1916 
        * graphite-dependences.c (pddr_original_scattering): New.
1917 
        (graphite_legal_transform_dr): Call pddr_original_scattering.
1918 
        (dot_deps_1): New.
1919 
        (dot_deps): New.
1920 
        * graphite-dependences.h (dot_deps): Declared.
1921 
        * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1922 
        (print_pdr): Print PDR_ID.
1923 
        * graphite-poly.h (struct poly_dr): Add field id.
1924 
        (PDR_ID): New.
1925 
        (pbb_index): New.
1926 
        * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1927 
 
1928 
2009-08-22  Sebastian Pop
1929 
 
1930 
        * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1931 
        not delete the original dependence relation.
1932 
 
1933 
2009-08-21  Sebastian Pop
1934 
 
1935 
        * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1936 
        the computation of symmetric data dependence relations.
1937 
        (dependency_between_pbbs_p): Same.
1938 
 
1939 
2009-08-21  Sebastian Pop
1940 
 
1941 
        * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1942 
        (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1943 
        (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1944 
        (free_poly_ddr): New.
1945 
        (pddr_is_empty): New.
1946 
        (dependence_polyhedron_1): Now returns a poly_ddr_p.
1947 
        (dependence_polyhedron): Same.  Remove useless gcc_assert.
1948 
        Remove fprintfs.
1949 
        (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1950 
        (graphite_carried_dependence_level_k): Call pddr_is_empty.
1951 
        * graphite-dependences.h (enum poly_dependence_kind): New.
1952 
        (poly_dr_pair): Renamed poly_ddr.  Added a field kind.
1953 
        (PDRP_SOURCE): Renamed PDDR_SOURCE.
1954 
        (PDRP_SINK): Renamed PDDR_SINK.
1955 
        (PDRP_DDP): Renamed PDDR_DDP.
1956 
        (PDDR_KIND): New.
1957 
        (free_poly_ddr): Declared.
1958 
        * graphite-poly.c (new_scop): Use the new hash function names.
1959 
        * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1960 
        into original_pddrs.
1961 
        (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1962 
 
1963 
2009-08-21  Sebastian Pop
1964 
 
1965 
        * Merge from mainline (150764:150992).
1966 
 
1967 
2009-08-18  Sebastian Pop
1968 
 
1969 
        * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1970 
        bounds with LT_EXPR to make niter analysis more precise on code
1971 
        generated by Graphite.
1972 
 
1973 
2009-08-18  Sebastian Pop
1974 
 
1975 
        * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1976 
        (graphite_legal_transform_bb): Same.
1977 
        (poly_drs_may_alias_p): Same.
1978 
 
1979 
2009-08-15  Sebastian Pop
1980 
 
1981 
        PR middle-end/40981
1982 
        * graphite-ppl.c (ppl_max_for_le): Correct the use of
1983 
        ppl_Pointset_Powerset_C_Polyhedron_maximize.
1984 
 
1985 
2009-08-13  Sebastian Pop
1986 
 
1987 
        * graphite-poly.c (print_pbb): Print PBB index.
1988 
 
1989 
2009-08-13  Sebastian Pop
1990 
 
1991 
        * Merge from mainline (r150672:150764).
1992 
 
1993 
2009-08-13  Sebastian Pop
1994 
 
1995 
        * graphite-interchange.c (ppl_max_for_le): Moved...
1996 
        * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1997 
        * graphite-ppl.c (ppl_max_for_le): ... here.
1998 
        * graphite-ppl.h (ppl_max_for_le): Declared.
1999 
 
2000 
2009-08-12  Sebastian Pop
2001 
 
2002 
        * Merge from mainline (r150372:150672).
2003 
 
2004 
2009-08-11  Sebastian Pop
2005 
 
2006 
        PR middle-end/40980
2007 
        * sese.c (convert_for_phi_arg): New.
2008 
        (add_guard_exit_phis): Use convert_for_phi_arg.
2009 
 
2010 
        * gfortran.dg/graphite/id-17.f: New.
2011 
 
2012 
2009-08-11  Sebastian Pop
2013 
 
2014 
        * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
2015 
        unknown subscript upper bounds.
2016 
 
2017 
        * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
2018 
 
2019 
2009-08-11  Sebastian Pop
2020 
            Pranav Garg
2021 
 
2022 
        * graphite-interchange.c (gather_access_strides): Removed.
2023 
        (ppl_max_for_le): New.
2024 
        (build_linearized_memory_access): New.
2025 
        (memory_stride_in_loop): New.
2026 
        (pbb_interchange_profitable_p): Reimplemented.
2027 
        * graphite-ppl.h (ppl_new_id_map): New.
2028 
        (ppl_interchange): New.
2029 
 
2030 
        * gcc.dg/graphite/interchange-6.c: XFAILed.
2031 
 
2032 
2009-08-11  Sebastian Pop
2033 
 
2034 
        * graphite-interchange.c (compute_subscript): Removed.
2035 
        (compute_array_size_cstr): Removed.
2036 
        (compute_array_size_poly): Removed.
2037 
        (compute_array_size): Removed.
2038 
        (gather_access_strides_poly): Removed.
2039 
        (gather_access_strides): Empty.
2040 
 
2041 
2009-08-11  Sebastian Pop
2042 
 
2043 
        * graphite-dependences.c (dependence_polyhedron_1): Replace
2044 
        pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
2045 
        (graphite_legal_transform_dr): Same.
2046 
        (graphite_carried_dependence_level_k): Same.
2047 
        * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
2048 
        Initialize PDR_NB_SUBSCRIPTS.
2049 
        (print_pdr_access_layout): Replace pdr_nb_subscripts with
2050 
        PDR_NB_SUBSCRIPTS.
2051 
        * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
2052 
        (PDR_NB_SUBSCRIPTS): New.
2053 
        (pdr_nb_subscripts): Removed.
2054 
        (pdr_dim): Simplified.
2055 
        * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
2056 
        with PDR_NB_SUBSCRIPTS.
2057 
 
2058 
2009-08-11  Sebastian Pop
2059 
 
2060 
        * graphite-interchange.c (compute_array_size): Remove use of
2061 
        PDR_DATA_CONTAINER.
2062 
        * graphite-poly.c (new_poly_dr): Remove argument data_container.
2063 
        Do not initialize PDR_DATA_CONTAINER.
2064 
        (print_pdr): Do not print PDR_DATA_CONTAINER.
2065 
        * graphite-poly.h (struct poly_dr): Remove data_container field.
2066 
        (PDR_DATA_CONTAINER): Removed.
2067 
        * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
2068 
        PDR_DATA_CONTAINER.
2069 
        (build_poly_dr): Same.
2070 
 
2071 
2009-08-11  Sebastian Pop
2072 
 
2073 
        * gcc.dg/graphite/interchange-9.c: New.
2074 
 
2075 
2009-08-05  Konrad Trifunovic
2076 
            Sebastian Pop
2077 
 
2078 
        * graphite-dependences.c (graphite_legal_transform_dr): Work on a
2079 
        copy of the dependence polyhedron.  Free the temporary objects.
2080 
        (graphite_carried_dependence_level_k): Free unused objects before
2081 
        returning.
2082 
 
2083 
        * gcc.dg/graphite/interchange-1.c: XFAILed.
2084 
        * gcc.dg/graphite/interchange-2.c: XFAILed.
2085 
        * gcc.dg/graphite/interchange-3.c: XFAILed.
2086 
        * gcc.dg/graphite/interchange-4.c: XFAILed.
2087 
        * gcc.dg/graphite/interchange-7.c: XFAILed.
2088 
 
2089 
2009-08-05  Sebastian Pop
2090 
 
2091 
        * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
2092 
        Early return without analyzing the data dependences if no
2093 
        transform has been done.  Call restore_scattering if the transform
2094 
        is not legal.
2095 
        (graphite-interchange.c): Same.
2096 
        * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
2097 
        (graphite_read_transforms): Initialize PBB_TRANSFORMED.
2098 
        (apply_poly_transforms): Do not gcc_assert that
2099 
        the transform is legal.
2100 
        (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
2101 
        Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
2102 
        PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
2103 
        (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
2104 
        * graphite-poly.h (struct poly_scattering): New.
2105 
        (struct poly_bb): Add original, transformed, and saved fields.
2106 
        Remove transformed_scattering, original_scattering, nb_local_variables,
2107 
        and nb_scattering_transform fields.
2108 
        (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
2109 
        (poly_scattering_new): New.
2110 
        (poly_scattering_free): New.
2111 
        (poly_scattering_copy): New.
2112 
        (store_scattering_pbb): New.
2113 
        (store_scattering): New.
2114 
        (restore_scattering_pbb): New.
2115 
        (restore_scattering): New.
2116 
        * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2117 
        Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
2118 
 
2119 
2009-08-05  Sebastian Pop
2120 
 
2121 
        * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
2122 
        (print_scop): Same.
2123 
 
2124 
2009-08-05  Sebastian Pop
2125 
 
2126 
        * Makefile.in (graphite.o): Depends on PREDICT_H.
2127 
        * graphite.c: Include predict.h.
2128 
        (graphite_finalize): Call tree_estimate_probability.
2129 
        * predict.c (predict_loops): Do not call scev_initialize and
2130 
        scev_finalize.
2131 
        (tree_estimate_probability_bb): New.
2132 
        (tree_estimate_probability): Do not initialize loops: move that
2133 
        code to the driver.  Call tree_estimate_probability_bb.
2134 
        (tree_estimate_probability_driver): New.
2135 
        (pass_profile): Use tree_estimate_probability_driver.
2136 
        * predict.h (tree_estimate_probability): Declared.
2137 
 
2138 
2009-08-05  Sebastian Pop
2139 
 
2140 
        * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
2141 
        * graphite-dependences.c (graphite_legal_transform): Add time to
2142 
        TV_GRAPHITE_DATA_DEPS.
2143 
        (dependency_between_pbbs_p): Same.
2144 
        * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
2145 
 
2146 
2009-08-03  Sebastian Pop
2147 
 
2148 
        * Merge from mainline (r149952:150372).
2149 
 
2150 
2009-07-28  Sebastian Pop
2151 
 
2152 
        * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
2153 
        * graphite-blocking.c: Same.
2154 
        * graphite-clast-to-gimple.c: Same.
2155 
        * graphite-dependences.c: Same.
2156 
        * graphite-poly.c: Same.
2157 
        * graphite-poly.h: Same.
2158 
        * graphite-ppl.c: Same.
2159 
        * graphite-scop-detection.c: Same.
2160 
        * graphite-sese-to-poly.c: Same.
2161 
        * graphite.c: Same.
2162 
 
2163 
2009-07-28  Sebastian Pop
2164 
 
2165 
        * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
2166 
        (remove_simple_copy_phi): New.
2167 
        (remove_invariant_phi): New.
2168 
        (simple_copy_phi_p): New.
2169 
        (reduction_phi_p): New.
2170 
        (gsi_for_ssa_name_def): New.
2171 
        (insert_out_of_ssa_copy): New.
2172 
        (insert_out_of_ssa_copy_on_edge): New.
2173 
        (create_zero_dim_array): New.
2174 
        (scalar_close_phi_node_p): New.
2175 
        (rewrite_close_phi_out_of_ssa): New.
2176 
        (rewrite_phi_out_of_ssa): New.
2177 
        (rewrite_reductions_out_of_ssa): New.
2178 
        (build_poly_scop): Call rewrite_reductions_out_of_ssa.
2179 
 
2180 
        * gcc.dg/graphite/id-11.c: New.
2181 
        * gcc.dg/graphite/id-15.c: New.
2182 
        * gcc.dg/graphite/interchange-1.c: Un-XFAIL.
2183 
        * gcc.dg/graphite/interchange-2.c: Un-XFAIL.
2184 
        * gcc.dg/graphite/interchange-3.c: Un-XFAIL.
2185 
        * gcc.dg/graphite/interchange-4.c: Un-XFAIL.
2186 
        * gcc.dg/graphite/interchange-7.c: Un-XFAIL.
2187 
        * gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
2188 
        * gfortran.dg/graphite/id-13.f: New.
2189 
        * gfortran.dg/graphite/id-5.f: New.
2190 
 
2191 
2009-07-28  Sebastian Pop
2192 
 
2193 
        * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
2194 
        check that nb_reductions_in_loop is zero.
2195 
        * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
2196 
        reduction phi nodes.
2197 
        (nb_reductions_in_loop): Removed.
2198 
        (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
2199 
        * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
2200 
        (bb_contains_non_iv_scalar_phi_nodes): Removed.
2201 
        (scop_contains_non_iv_scalar_phi_nodes): Removed.
2202 
        (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
2203 
 
2204 
2009-07-28  Sebastian Pop
2205 
 
2206 
        * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
2207 
        statements that have an empty iteration domain.
2208 
        * gfortran.dg/graphite/id-16.f: New.
2209 
 
2210 
2009-07-28  Sebastian Pop
2211 
 
2212 
        * tree-scalar-evolution.c (instantiate_scev_1): Return
2213 
        chrec_dont_know when the result is not above instantiate_below.
2214 
        * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
2215 
        * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
2216 
        the tree has a known scalar evolution.
2217 
        * gfortran.dg/graphite/id-14.f: New.
2218 
        * gfortran.dg/graphite/id-15.f: New.
2219 
 
2220 
2009-07-28  Sebastian Pop
2221 
 
2222 
        * sese.c (rename_variables_in_stmt): Pass in an extra parameter
2223 
        insert_gsi.
2224 
        (rename_variables): Keep inserting renames after the ones already
2225 
        inserted.
2226 
 
2227 
2009-07-28  Sebastian Pop
2228 
 
2229 
        * graphite-sese-to-poly.c (compare_bb_depths): New.
2230 
        (graphite_sort_dominated_info): New.
2231 
        (build_scop_bbs_1): Call graphite_sort_dominated_info.
2232 
        (build_scop_scattering): Fix comment.
2233 
 
2234 
2009-07-28  Sebastian Pop
2235 
 
2236 
        * graphite.c (graphite_finalize): Call print_loops instead of
2237 
        dump_function_to_file.
2238 
        * gcc.dg/graphite/graphite.exp: Fix formatting.
2239 
        * gcc.dg/graphite/pr35356-1.c: New.  Look for the number of
2240 
        loops generated in the graphite output file.
2241 
        * gcc.dg/graphite/pr35356-2.c: New.
2242 
        * gcc.dg/graphite/pr35356-3.c: New.  XFAILed for now.
2243 
        * gfortran.dg/graphite/id-12.f: New.
2244 
 
2245 
2009-07-24  Li Feng
2246 
 
2247 
        * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
2248 
        Remove 2 XFAIL.
2249 
 
2250 
2009-07-24  Li Feng
2251 
            Tobias Grosser
2252 
 
2253 
        * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
2254 
        alias set number build alias in ACCESSES polyhedron.
2255 
        (build_alias_set_for_drs): New.
2256 
        (build_pbb_drs): Added build_alias_set_for_drs.
2257 
        * graphite-dependences.c (poly_drs_may_alias_p): New.
2258 
        (graphite_carried_dependence_level_k): Check alias information
2259 
        before building polyhedron.
2260 
 
2261 
2009-07-24  Tobias Grosser
2262 
 
2263 
        * Makefile.in (lambda-code.o): Fix formatting.
2264 
 
2265 
2009-07-24  Tobias Grosser
2266 
 
2267 
        * Merge from mainline (r149350-149952)
2268 
 
2269 
2009-07-18  Tobias Grosser
2270 
 
2271 
        * graphite-poly.c (apply_poly_transforms): Move strip_mine
2272 
        before interchange to prepare for loop blocking.
2273 
 
2274 
2009-07-18  Tobias Grosser
2275 
 
2276 
        * graphite-poly.c (apply_poly_transforms): Add checks after every
2277 
        transformation.
2278 
        * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
2279 
        done in apply_poly_transforms.
2280 
 
2281 
2009-07-17  Konrad Trifunovic
2282 
 
2283 
        * graphite-dependences.c (build_lexicographically_gt_constraint):
2284 
        Replace RES parameter with *RES.
2285 
        (dependence_polyhedron_1): Pass an address of the parameter RES
2286 
        instead of value of RES.
2287 
 
2288 
2009-07-16  Sebastian Pop
2289 
 
2290 
        * graphite.c (graphite_finalize): Fix comment.
2291 
        (graphite_transform_loops): Reset scev info after code generation
2292 
        of each scop.
2293 
 
2294 
2009-07-16  Sebastian Pop
2295 
 
2296 
        * graphite.c (graphite_finalize): Call scev_reset.
2297 
 
2298 
2009-07-16  Sebastian Pop
2299 
 
2300 
        * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
2301 
        GBB_CLOOG_IV_TYPES hash table twice.
2302 
        * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
2303 
        (add_condition_to_domain): Clear GMP values.
2304 
 
2305 
2009-07-16  Sebastian Pop
2306 
 
2307 
        * graphite-dependences.c: Fix formatting.
2308 
        * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
2309 
        (pbb_number_of_iterations): Free ppl_Linear_Expression.
2310 
        * graphite-sese-to-poly.c: Fix formatting.
2311 
        * graphite.c (graphite_transform_loops): Create the hash table
2312 
        after the early return.
2313 
 
2314 
2009-07-16  Sebastian Pop
2315 
 
2316 
        * gcc.dg/graphite/id-14.c: New.
2317 
        * gcc.dg/graphite/pr40157.c: New.
2318 
        * gfortran.dg/graphite/id-11.f: New.
2319 
 
2320 
2009-07-16  Sebastian Pop
2321 
 
2322 
        * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
2323 
        (build_poly_scop): Return false when there are no pbbs within
2324 
        loops to avoid to pass to cloog scops with no loops.
2325 
 
2326 
2009-07-16  Sebastian Pop
2327 
 
2328 
        * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
2329 
        useless test "i % 2".
2330 
        (build_pbb_scattering_polyhedrons): Fix formatting.
2331 
        (build_poly_dr): Same.
2332 
        * graphite.c (graphite_transform_loops): Restructure.
2333 
 
2334 
2009-07-14  Razya Ladelsky
2335 
 
2336 
        * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
2337 
        reduction_list parameter.
2338 
        (rewrite_all_phi_nodes_with_iv): Same.
2339 
        (canonicalize_loop_ivs): Same.
2340 
        * tree-parloops.c (struct brli): Removed.
2341 
        (build_reduction_list_info): Removed.
2342 
        (build_new_reduction): New.
2343 
        (analyze_reduction_list): Removed.
2344 
        (gather_scalar_reductions): Find reductions instead of phi
2345 
        nodes that can't be canonicalized.
2346 
        (try_create_reduction_list): Remove reduction_list parameter.
2347 
        (gen_parallel_loop): Same.
2348 
        (parallelize_loops): Remove analyze_reductions variable,
2349 
        initialization and free.
2350 
        Change reduction_list htab initialization to reduction_info
2351 
        elements instead of ssa names.
2352 
        Call try_create_reduction_list and gen_parallel_loop without
2353 
        analyzed_reduction argument.
2354 
        * graphite-clast-to-gimple (graphite_loop_normal_form): Call
2355 
        canonicalize_loop_ivs with one less argument.
2356 
        * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2357 
 
2358 
2009-07-14  Konrad Trifunovic
2359 
 
2360 
        * graphite-dependences.c (new_poly_dr_pair): New.
2361 
        (dependence_polyhedron): Renamed into dependence_polyhedron_1.
2362 
        (new_poly_dr_pair): New.
2363 
        (eq_poly_dr_pair_p): New.
2364 
        (hash_poly_dr_pair_p): New.
2365 
        * graphite-dependences.h (struct poly_dr_pair): New.
2366 
        (eq_poly_dr_pair_p): Declared.
2367 
        (hash_poly_dr_pair_p): Declared.
2368 
        * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
2369 
        (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
2370 
        * graphite-poly.h (struct scop): Add original_pdr_pairs field.
2371 
        * Makefile.in (graphite-poly.o): Add dependence on
2372 
        graphite-dependences.h.
2373 
 
2374 
2009-07-14  Sebastian Pop
2375 
 
2376 
        * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
2377 
        polynomials of degree > 1 pass to Graphite.
2378 
        * tree-chrec.c (scev_is_linear_expression): Call
2379 
        evolution_function_is_affine_multivariate_p.
2380 
        * gfortran.dg/graphite/id-10.f90: New.
2381 
 
2382 
2009-07-14  Sebastian Pop
2383 
 
2384 
        * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
2385 
        Instantiate scevs varying in outer loops.
2386 
        * gfortran.dg/graphite/id-9.f: Correct testcase.
2387 
 
2388 
2009-07-14  Sebastian Pop
2389 
 
2390 
        * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
2391 
        redundant constraint.
2392 
 
2393 
2009-07-14  Sebastian Pop
2394 
 
2395 
        * gcc.dg/graphite/graphite.exp: Fix comments.
2396 
        * gfortran.dg/graphite/graphite.exp: Trigger actions
2397 
        based on the file names as in the C testsuite.
2398 
        * gfortran.dg/graphite/block-1.f90: Fix patterns.
2399 
        * gfortran.dg/graphite/block-2.f: Same.
2400 
        * gfortran.dg/graphite/block-3.f90: Same.
2401 
        * gfortran.dg/graphite/block-4.f90: Same.
2402 
        * gfortran.dg/graphite/id-1.f90: Same.
2403 
        * gfortran.dg/graphite/id-2.f90: Same.
2404 
        * gfortran.dg/graphite/id-3.f90: Same.
2405 
        * gfortran.dg/graphite/id-4.f90: Same.
2406 
        * gfortran.dg/graphite/id-6.f: Same.
2407 
        * gfortran.dg/graphite/id-9.f: Same.
2408 
        * gfortran.dg/graphite/interchange-1.f: Same.
2409 
        * gfortran.dg/graphite/interchange-2.f: Same.
2410 
        * gfortran.dg/graphite/scop-1.f: Same.
2411 
 
2412 
2009-07-14  Sebastian Pop
2413 
 
2414 
        * sese.c (expand_scalar_variables_call): New.
2415 
        (expand_scalar_variables_ssa_name): Handle calls in expander.
2416 
 
2417 
2009-07-13  Sebastian Pop
2418 
 
2419 
        * gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
2420 
        Expect to see the pattern twice.
2421 
        * gcc.dg/graphite/interchange-0.c: Un-XFAIL.
2422 
        * gcc.dg/graphite/interchange-5.c: Same.
2423 
        * gcc.dg/graphite/interchange-6.c: Same.
2424 
 
2425 
2009-07-13  Sebastian Pop
2426 
 
2427 
        * gcc.dg/graphite/id-10.c: New.
2428 
        * gcc.dg/graphite/id-12.c: New.
2429 
        * gfortran.dg/graphite/id-7.f: New.
2430 
        * gfortran.dg/graphite/id-8.f: New.
2431 
 
2432 
2009-07-13  Sebastian Pop
2433 
 
2434 
        * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
2435 
        zero.
2436 
 
2437 
2009-07-13  Sebastian Pop
2438 
 
2439 
        * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
2440 
 
2441 
2009-07-13  Sebastian Pop
2442 
 
2443 
        * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
2444 
 
2445 
2009-07-10  Sebastian Pop
2446 
 
2447 
        * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
2448 
        building PDR subscripts.
2449 
 
2450 
2009-07-10  Sebastian Pop
2451 
 
2452 
        * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
2453 
        computation of array sizes.
2454 
 
2455 
2009-07-10  Sebastian Pop
2456 
 
2457 
        * graphite-sese-to-poly.c (add_param_constraints): Disabled.
2458 
 
2459 
2009-07-10  Tobias Grosser
2460 
 
2461 
        * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
2462 
        build_pairwise_constraint, dr_equality_constraints,
2463 
        build_pairwise_scheduling_equality,
2464 
        build_pairwise_scheduling_inequality, lexicographically_gt_p,
2465 
        build_lexicographically_gt_constraint, dependence_polyhedron,
2466 
        graphite_legal_transform_dr, graphite_carried_dependence_level_k):
2467 
        Move from NNC_Polyhedron to C_Polyhedron.
2468 
        * graphite-interchange.c (compute_array_size_poly,
2469 
        gather_access_strides): Dito.
2470 
        * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
2471 
        free_scop, pbb_number_of_iterations): Dito.
2472 
        * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
2473 
        pbb_dim_iter_domain, struct scop): Dito.
2474 
        * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
2475 
        new_Cloog_Domain_from_ppl_Polyhedron,
2476 
        new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
2477 
        ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
2478 
        ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
2479 
        ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
2480 
        debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
2481 
        * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
2482 
        new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
2483 
        debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
2484 
        * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
2485 
        build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
2486 
        add_condition_to_domain, add_condition_to_pbb, build_scop_context,
2487 
        build_scop_iteration_domain, build_poly_dr): Dito
2488 
 
2489 
2009-07-09  Sebastian Pop
2490 
 
2491 
        * gcc.dg/graphite/graphite.exp: Added a rule to execute
2492 
        run-id-*.c files.
2493 
        * gcc.dg/graphite/run-id-1.c: New.
2494 
 
2495 
2009-07-09  Sebastian Pop
2496 
 
2497 
        * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
2498 
        positivity constraint on the symbolic number of iterations.
2499 
 
2500 
2009-07-09  Sebastian Pop
2501 
 
2502 
        * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
2503 
 
2504 
2009-07-09  Sebastian Pop
2505 
            Tobias Grosser
2506 
 
2507 
        * graphite-clast-to-gimple.c (build_scop_context): Removed.
2508 
        (build_cloog_prog): Directly use SCOP_CONTEXT.
2509 
        * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
2510 
        (free_scop): Free SCOP_CONTEXT.
2511 
        (print_scop_context): New.
2512 
        (print_scop): Call print_scop_context.
2513 
        (debug_scop_context): New.
2514 
        * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
2515 
        (struct scop): Added field context.
2516 
        (SCOP_CONTEXT): New.
2517 
        * graphite-sese-to-poly.c (add_param_constraints): New.
2518 
        (build_scop_context): New.
2519 
        (build_poly_scop): Call build_scop_context.
2520 
 
2521 
2009-07-09  Sebastian Pop
2522 
 
2523 
        * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
2524 
        * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
2525 
        (ppl_set_inhomogeneous, ppl_set_coef): Moved...
2526 
        * graphite-ppl.h: Include double-int.h and tree.h.
2527 
        (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
2528 
        (ppl_set_inhomogeneous, ppl_set_coef): ...here.
2529 
        (gmp_cst_to_tree): ...here.  Reimplemented using mpz_get_double_int.
2530 
        (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
2531 
 
2532 
2009-07-09  Sebastian Pop
2533 
 
2534 
        * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
2535 
        POINTER_PLUS_EXPR for pointer types.
2536 
        (clast_to_gcc_expression): Same.
2537 
 
2538 
2009-07-09  Sebastian Pop
2539 
 
2540 
        * graphite-poly.c (print_scattering_function): Early return when
2541 
        PBB_TRANSFORMED_SCATTERING is not initialized.
2542 
        (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
2543 
 
2544 
2009-07-08  Sebastian Pop
2545 
 
2546 
        * tree-parloops.c (analyze_reduction_list): Remove unused variable
2547 
        to fix bootstrap.
2548 
 
2549 
2009-07-08  Razya Ladelsky
2550 
 
2551 
        * tree-parloops.c (analyze_reduction_list): Change return
2552 
        value to void.
2553 
        (try_create_reduction_list): Move the call to
2554 
        analyze_reduction_list to the beginining.
2555 
        Call reduction_phi with analyzed_reductions as argument
2556 
        instead of reduction_list.
2557 
 
2558 
2009-07-08  Tobias Grosser
2559 
 
2560 
        *  Merge from mainline (r148296:149346)
2561 
 
2562 
2009-07-07  Sebastian Pop
2563 
 
2564 
        * graphite-scop-detection.c (graphite_can_represent_init): New.
2565 
        (graphite_can_represent_scev): Call graphite_can_represent_init:
2566 
        check that the initial value does not contain multiplications of
2567 
        parameters.
2568 
        (stmt_has_simple_data_refs_p): New.
2569 
        (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
2570 
        (is_simple_operand): Fix formatting.
2571 
        * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
2572 
 
2573 
2009-07-07  Sebastian Pop
2574 
 
2575 
        * gcc.dg/graphite/id-13.c: New.
2576 
        * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
2577 
        analyze_scalar_evolution, use scalar_evolution_in_region.
2578 
        (scan_tree_for_params_right_scev): Add extra assert.
2579 
        (parameter_index_in_region_1): Split from parameter_index_in_region.
2580 
        (idx_record_params): Use scalar_evolution_in_region.
2581 
        (find_params_in_bb): Same.
2582 
        (find_scop_parameters): Same.
2583 
        (build_loop_iteration_domains): Same.
2584 
        (create_linear_expr_from_tree): Same.
2585 
        * sese.c (scalar_evolution_in_region): New.
2586 
        * sese.h (scalar_evolution_in_region): Declared.
2587 
        (defined_in_sese_p): New.
2588 
        * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2589 
        static anymore.
2590 
        * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2591 
        Declared.
2592 
 
2593 
2009-07-07  Sebastian Pop
2594 
 
2595 
        * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
2596 
        TREE_DATA_REF_H also implies SCEV_H.
2597 
 
2598 
2009-07-07  Sebastian Pop
2599 
 
2600 
        * graphite-poly.c (print_scop_params): New.
2601 
        (print_scop): Call print_scop_params.
2602 
        (debug_scop_params): New.
2603 
        * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
2604 
 
2605 
2009-07-07  Li Feng
2606 
 
2607 
        * gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
2608 
        * gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
2609 
        * gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
2610 
        * gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
2611 
        * gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
2612 
        * gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
2613 
 
2614 
2009-07-07  Li Feng
2615 
 
2616 
        * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
2617 
        for dependency checking part.
2618 
        * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
2619 
        tests for dependency checking.
2620 
        * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2621 
        * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2622 
        * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
2623 
        flag -fdump-tree-graphite-all for autopar testsuites.
2624 
 
2625 
2009-07-06  Sebastian Pop
2626 
 
2627 
        * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
2628 
        * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
2629 
        canonicalize_loop_ivs): Moved...
2630 
        * tree-ssa-loop-manip.c: ... here.  Include langhooks.h.
2631 
 
2632 
2009-07-06  Sebastian Pop
2633 
 
2634 
        * tree-parloops.c (try_create_reduction_list): Pass an extra
2635 
        argument analyzed_reductions.  Call analyze_reduction_list.
2636 
        (gen_parallel_loop): Do not call analyze_reduction_list.
2637 
        (parallelize_loops): Init and finalize analyzed_reductions.
2638 
 
2639 
2009-07-06  Li Feng
2640 
 
2641 
        * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2642 
        Added flag -fno-loop-strip-mine for autopar testcase.
2643 
 
2644 
2009-07-04  Li Feng
2645 
 
2646 
        * graphite-dependences.c (graphite_carried_dependence_level_k): Use
2647 
        transformed scattering dimension instead of unmatch orignal when
2648 
        calling dependence_polyhedron.
2649 
 
2650 
2009-06-30  Sebastian Pop
2651 
 
2652 
        * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
2653 
 
2654 
2009-06-30  Sebastian Pop
2655 
 
2656 
        * graphite-poly.c (pbb_number_of_iterations): Check for returned
2657 
        value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
2658 
 
2659 
2009-06-30  Sebastian Pop
2660 
 
2661 
        * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
2662 
        (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
2663 
        * graphite-poly.c (pbb_number_of_iterations): New.
2664 
        * graphite-poly.h (pbb_number_of_iterations): Declared.
2665 
        (pbb_iterator_dim, pbb_parameter_dim): New.
2666 
 
2667 
2009-06-29  Sebastian Pop
2668 
 
2669 
        * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
2670 
        last commit on type of lower and upper bound of loops.
2671 
 
2672 
2009-06-29  Li Feng
2673 
 
2674 
        * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
2675 
        graphite-dependences.h.
2676 
        * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
2677 
        (mark_bb_with_pbb): New.
2678 
        (get_stmtfor_depth): New.
2679 
        (find_pbb_via_hash): New.
2680 
        (dependency_in_loop_p): New.
2681 
        (mark_loops_parallel): New.
2682 
        (free_aux_in_new_loops): New.
2683 
        (translate_clast): Add parameter BB_PBB_MAPPING.  Mark newly created
2684 
        bb with it's relevant pbb. Mark newly created loops.  Remove mark
2685 
        innermost loop parallel without checking.
2686 
        (gloog): Add parameter BB_PBB_MAPPING.
2687 
        * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
2688 
        (gloog): Change declaration.
2689 
        (mark_loop_parallel): Make extern.
2690 
        (free_aux_in_new_loops): Declare.
2691 
        (bb_pbb_map_hash): New.
2692 
        (eq_bb_pbb_map): New.
2693 
        * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
2694 
        auto parallelization when flag_graphite_force_parallel is set.
2695 
        (graphite_finalize): Added free_aux_in_new_loops.
2696 
        * tree-parloops.c (parallelize_loops): Only generate parallel code for
2697 
        the innermost loop that marked parallel.  Use
2698 
        flag_graphite_force_parallel instead of loop->can_be_parallel.
2699 
        (loop_parallel_p): Move inner most checking out of function.
2700 
 
2701 
2009-06-26  Sebastian Pop
2702 
 
2703 
        * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
2704 
        type of lower and upper bound of loops signed long int.
2705 
 
2706 
2009-06-26  Sebastian Pop
2707 
 
2708 
        * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
2709 
        expression outside the loop.
2710 
 
2711 
2009-06-26  Sebastian Pop
2712 
 
2713 
        * gcc.dg/graphite/interchange-8.c: New.
2714 
 
2715 
2009-06-26  Sebastian Pop
2716 
 
2717 
        * gcc.dg/graphite/interchange-0.c: XFailed.
2718 
        * gcc.dg/graphite/interchange-5.c: XFailed.
2719 
        * gcc.dg/graphite/interchange-6.c: XFailed.
2720 
 
2721 
2009-06-26  Sebastian Pop
2722 
 
2723 
        * graphite-interchange.c (compute_array_size_poly): The end of the
2724 
        recursion should return 1.
2725 
 
2726 
2009-06-26  Sebastian Pop
2727 
 
2728 
        * graphite-interchange.c (compute_array_size_cstr): Allow the
2729 
        subscript multiplier to be -1.
2730 
        (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
2731 
        * graphite-poly.c (new_poly_dr): Takes an extra argument for the
2732 
        data_container.  Initializes PDR_DATA_CONTAINER.
2733 
        (print_pdr_access_layout): New.
2734 
        (print_pdr): Call print_pdr_access_layout.  Print PDR_DATA_CONTAINER.
2735 
        * graphite-poly.h (struct poly_dr): Adjust comment.  Add a new field
2736 
        data_container.
2737 
        (PDR_DATA_CONTAINER): New.
2738 
        (new_poly_dr): Update declaration.
2739 
        * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
2740 
        (build_poly_dr): Call pdr_add_data_dimensions.
2741 
 
2742 
2009-06-26  Sebastian Pop
2743 
 
2744 
        * graphite-poly.h (struct poly_dr): Fix comment.
2745 
        * graphite-sese-to-poly.c (pdr_add_alias_set): New.
2746 
        (pdr_add_memory_accesses): New.
2747 
        (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
2748 
 
2749 
2009-06-26  Sebastian Pop
2750 
 
2751 
        * graphite-poly.c (print_pdrs, debug_pdrs): New.
2752 
        (print_pbb): Add call to print_pdrs.
2753 
        * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
2754 
 
2755 
2009-06-24  Konrad Trifunovic
2756 
            Li Feng
2757 
 
2758 
        * graphite-dependences.c (graphite_carried_dependence_level_k): New.
2759 
        (dependency_between_pbbs_p): New.
2760 
        (lexicographically_gt_p): Assure !empty_p before polyhedron
2761 
        intersection assign.
2762 
        (build_lexicographically_gt_constraint): Correct lexicographically
2763 
        judging.
2764 
        * graphite-dependences.h: New.
2765 
        * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
2766 
 
2767 
2009-06-24  Sebastian Pop
2768 
 
2769 
        * graphite-clast-to-gimple.c (print_clast_stmt): New.
2770 
        (gloog): Print to dump_file the generated clast.
2771 
        * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
2772 
        * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
2773 
 
2774 
2009-06-24  Sebastian Pop
2775 
 
2776 
        * graphite-poly.c (extend_scattering): Increment
2777 
        PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
2778 
 
2779 
2009-06-24  Sebastian Pop
2780 
 
2781 
        * graphite-interchange.c (compute_array_size_poly): Added exit of
2782 
        recursion condition.  Continue iterating even after the first equality.
2783 
        (compute_array_size): Same.
2784 
 
2785 
2009-06-24  Li Feng
2786 
 
2787 
        * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2788 
        -fdump-tree-final_cleanup to -fdump-tree-optimized.
2789 
        * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2790 
        * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2791 
        * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2792 
 
2793 
2009-06-23  Sebastian Pop
2794 
 
2795 
        * sese.c (expand_scalar_variables_stmt): Expand scalar variables
2796 
        only when the use verifies is_gimple_reg.
2797 
 
2798 
2009-06-23  Sebastian Pop
2799 
 
2800 
        * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
2801 
        Allocate scaldims after call to unify_scattering_dimensions.
2802 
 
2803 
2009-06-23  Sebastian Pop
2804 
 
2805 
        * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
2806 
 
2807 
2009-06-23  Sebastian Pop
2808 
            Albert Cohen
2809 
 
2810 
        * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
2811 
        variables for the strip mining.
2812 
 
2813 
2009-06-23  Sebastian Pop
2814 
            Pranav Garg
2815 
 
2816 
        * Makefile.in (OBJS-common): Added graphite-blocking.o.
2817 
        (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
2818 
        (graphite-blocking.o): New rule.
2819 
        (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
2820 
        * graphite-blocking.c: New.
2821 
        * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
2822 
        flag_loop_strip_mine.
2823 
        (psct_scattering_dim_for_loop_depth): New.
2824 
        * graphite-poly.h (scop_do_strip_mine): Declared.
2825 
        (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
2826 
        * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
2827 
        flag_loop_strip_mine.
2828 
 
2829 
2009-06-23  Sebastian Pop
2830 
 
2831 
        * graphite-poly.c (extend_scattering): Avoid initializing and freeing
2832 
        a GMP value and a PPL coefficient at each iteration of a loop.
2833 
 
2834 
2009-06-23  Sebastian Pop
2835 
 
2836 
        * graphite-dependences.c (dependence_polyhedron): Do not use
2837 
        pbb_nb_scattering_dims anymore.  Use pbb_nb_scattering_orig and
2838 
        pbb_nb_scattering_transform.
2839 
        (graphite_legal_transform_dr): Same.
2840 
        * graphite-poly.c (extend_scattering): Same.
2841 
        (unify_scattering_dimensions): Same.
2842 
        (print_scattering_function): Same.
2843 
        (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
2844 
        PBB_NB_LOCAL_VARIABLES.
2845 
        * graphite-poly.h (pbb_nb_scattering): Removed declaration.
2846 
        (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
2847 
        (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
2848 
        (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
2849 
        (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
2850 
        (pbb_nb_scattering_transform): New.
2851 
        (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
2852 
        (psco_scattering_dim): Add assert on parameters.
2853 
        (psct_scattering_dim): Same.
2854 
        (psct_scattering_dim_for_loop_depth): Declared.
2855 
        (psct_local_var_dim): New.
2856 
        (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
2857 
        (psct_iterator_dim, psct_parameter_dim): Same.  To maintain the
2858 
        correct layout, call pbb_nb_local_vars.
2859 
        (psct_add_local_variable, psct_add_scattering_dimension): New.
2860 
        * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2861 
        Initialize PBB_NB_SCATTERING_TRANSFORM.
2862 
 
2863 
2009-06-23  Sebastian Pop
2864 
 
2865 
        * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
2866 
        (set_coef): Renamed ppl_set_coef.
2867 
        * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
2868 
 
2869 
2009-06-23  Sebastian Pop
2870 
 
2871 
        * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
2872 
        test a boolean against 1.
2873 
        * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
2874 
        a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
2875 
        (pbb_do_interchange): Returns true when a transform has been performed.
2876 
        (scop_do_interchange): Same.
2877 
        * graphite-poly.c (apply_poly_transforms): Use the return value of
2878 
        scop_do_interchange.
2879 
        * graphite-poly.h (scop_do_interchange): Update declaration.
2880 
 
2881 
2009-06-23  Tobias Grosser
2882 
 
2883 
        * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
2884 
        after last use.
2885 
        * sese.c (sese_reset_aux_in_loops): New.
2886 
        * sese.h (sese_reset_aux_in_loops): New.
2887 
 
2888 
2009-06-19  Sebastian Pop
2889 
 
2890 
        * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
2891 
        multiplier and multiply the constant by the multiplier.
2892 
        (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
2893 
        (build_poly_dr): Do not use the multiplier to define the subscript.
2894 
 
2895 
2009-06-19  Sebastian Pop
2896 
 
2897 
        * graphite-poly.c (new_poly_dr): Pass an extra argument for the
2898 
        compiler's data reference.  Initialize PDR_CDR.
2899 
        (print_pdr): Call dump_data_reference.
2900 
        * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
2901 
        Add compiler_dr field.
2902 
        (PDR_BB): Renamed PDR_PBB.
2903 
        (PDR_CDR): New.
2904 
        * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
2905 
        GCC's data reference representation.
2906 
        * tree-data-ref.c (debug_data_references, debug_data_reference): New.
2907 
        * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
2908 
 
2909 
2009-06-19  Sebastian Pop
2910 
 
2911 
        * graphite-poly.c (print_scattering_function): Also print the layout.
2912 
        * graphite-poly.h (pbb_nb_local_vars): New.
2913 
 
2914 
2009-06-19  Sebastian Pop
2915 
 
2916 
        * graphite-poly.c (print_pbb_domain): Also print the layout names.
2917 
 
2918 
2009-06-19  Sebastian Pop
2919 
 
2920 
        * graphite-poly.c (print_pdr, debug_pdr): New.
2921 
        * graphite-poly.h (print_pdr, debug_pdr): Declared.
2922 
        (PDR_BASE): Removed.
2923 
 
2924 
2009-06-18  Sebastian Pop
2925 
 
2926 
        * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2927 
        ltrans-{1..6,8}.c.
2928 
 
2929 
2009-06-18  Sebastian Pop
2930 
 
2931 
        * graphite-interchange.c (compute_subscript): Allow also -1 in the
2932 
        subscript identification column.
2933 
        (pbb_do_interchange): Print to dump_file that some loops "will be
2934 
        interchanged".  Rely on that chain of characters in the testcases.
2935 
        * gcc.dg/graphite/interchange-0.c: New.
2936 
        * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
2937 
        interchange-*.c files and compile them with -floop-interchange.
2938 
 
2939 
2009-06-18  Pranav Garg
2940 
 
2941 
        * graphite-interchange.c (interchange_profitable_p): Renamed
2942 
        pbb_interchange_profitable_p.
2943 
 
2944 
2009-06-18  Sebastian Pop
2945 
            Harsha Jagasia
2946 
            Pranav Garg
2947 
 
2948 
        * graphite-interchange.c (interchange_profitable_p): Make static.
2949 
        (pbb_interchange_loop_depths, pbb_do_interchange,
2950 
        scop_do_interchange): New.
2951 
        * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
2952 
        for flag_loop_interchange.
2953 
        * graphite-poly.h (scop_do_interchange): Declared.
2954 
        * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
2955 
        flag_loop_interchange is used.
2956 
 
2957 
2009-06-18  Sebastian Pop
2958 
 
2959 
        * graphite-dependences.c (dependence_polyhedron): Update use of
2960 
        pbb_nb_scattering_dims.
2961 
        * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
2962 
        (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
2963 
        (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
2964 
        psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
2965 
 
2966 
2009-06-16  Sebastian Pop
2967 
 
2968 
        * graphite.c: Cleanup foo.
2969 
 
2970 
2009-06-16  Sebastian Pop
2971 
 
2972 
        * Merge from mainline (r143684:148293).
2973 
        * Disabled libpcp until it gets fixed.
2974 
 
2975 
2009-06-05  Sebastian Pop
2976 
            Harsha Jagasia
2977 
 
2978 
        * graphite-interchange.c: New.
2979 
        * Makefile.in (graphite-interchange.o): New.
2980 
        * graphite-poly.h (interchange_profitable_p): Declared.
2981 
        * graphite-ppl.h (value_max): New.
2982 
 
2983 
2009-06-04  Sebastian Pop
2984 
 
2985 
        * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2986 
        * graphite-poly.h: Fix some comments.
2987 
        (pdr_dim): New.
2988 
        (pdr_scop): New.
2989 
 
2990 
2009-06-04  Sebastian Pop
2991 
 
2992 
        * graphite-poly.h
2993 
        (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
2994 
        (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
2995 
        (pdr_accessp_nb_params): Renamed pdr_nb_params.
2996 
        (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
2997 
        (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
2998 
        (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
2999 
        (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
3000 
        (pbb_nb_loops): Renamed pbb_dim_iter_domain.
3001 
        * graphite-clast-to-gimple.c: Same.
3002 
        * graphite-dependences.c: Same.
3003 
        * graphite-poly.c: Same.
3004 
        * graphite-sese-to-poly.c: Same.
3005 
 
3006 
2009-06-03  Sebastian Pop
3007 
 
3008 
        * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
3009 
        expressions for an IV rename, as returned by clast_to_gcc_expression.
3010 
        (copy_renames): Rename new_name to expr.
3011 
        * sese.c (debug_rename_elt): Same.
3012 
        (get_rename): Same.
3013 
        (set_rename): Same.
3014 
        (sese_adjust_liveout_phis): Call force_gimple_operand before using
3015 
        the information from the rename map.
3016 
        (rename_variables_in_stmt): Same.
3017 
        (add_loop_exit_phis): Rename new_name to expr.
3018 
        (insert_loop_close_phis): Same.
3019 
        (add_guard_exit_phis): Same.  Call force_gimple_operand.
3020 
        * sese.h (struct rename_map_elt): Rename new_name to expr.
3021 
        (new_rename_map_elt): Same.
3022 
 
3023 
2009-06-03  Sebastian Pop
3024 
 
3025 
        * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
3026 
        * sese.c (set_rename): Make it extern.
3027 
        * sese.h (set_rename): Declared.
3028 
 
3029 
2009-06-03  Sebastian Pop
3030 
 
3031 
        * graphite-poly.c (extend_scattering): Free values.
3032 
        * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
3033 
        Free iterators.
3034 
        (ppl_print_powerset_matrix): Same.
3035 
        * graphite-scop-detection.c (free_scops_1): New.
3036 
        (limit_scops): Call free_scops_1.
3037 
        * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
3038 
        (build_poly_dr): Free PPL coefficients.
3039 
        * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
3040 
 
3041 
2009-06-02  Sebastian Pop
3042 
 
3043 
        * graphite-dependences.c: New.
3044 
        * graphite-data-ref.c: Removed.
3045 
        * graphite-data-ref.h: Removed.
3046 
        * Makefile.in (graphite-data-ref.o): Removed.
3047 
        (graphite-dependences.o): Added.
3048 
        * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
3049 
        * graphite-poly.c: Same.
3050 
        Move the data dependence testing to graphite-dependences.c.
3051 
 
3052 
2009-05-19  Tobias Grosser
3053 
 
3054 
        * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
3055 
        from graphite_cannot_represent_loop. Code refactored.
3056 
        (scopdet_basic_block_info): Call graphite_can_represent_loop.
3057 
 
3058 
2009-05-17  Li Feng
3059 
 
3060 
        * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
3061 
        Cover all the testcases (not only the filtered ones).
3062 
 
3063 
2009-05-17  Tobias Grosser
3064 
 
3065 
        * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
3066 
        unnecessary check. Update comments. Move check for REAL_TYPE here.
3067 
        (harmful_stmt_in_bb): Remove checks for conditions. This is already
3068 
        done in (stmt_simple_for_scop_p).
3069 
 
3070 
2009-05-14 Tobias Grosser
3071 
 
3072 
        * graphite.c (print_global_statistics): New.
3073 
        (print_graphite_scop_statistic): New.
3074 
        (print_graphite_statistics): New.
3075 
        (graphite_initialize, graphite_transform_loops): Print statistics.
3076 
        * graphite-scop-detection (build_scops): Print statistics.
3077 
        (print_graphite_scop_statistics): New.
3078 
        (print_graphite_statistics): New.
3079 
 
3080 
2009-05-13  Sebastian Pop
3081 
 
3082 
        * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
3083 
        (debug_clast_name_index): Removed.
3084 
        (debug_clast_name_indexes_1): Removed.
3085 
        (debug_clast_name_indexes): Removed.
3086 
        (clast_name_index_elt_info): Removed.
3087 
        (eq_clast_name_indexes): Removed.
3088 
        (clast_name_to_index): Removed.
3089 
        (new_clast_name_index): Removed.
3090 
        (save_clast_name_index): Removed.
3091 
        (save_var_name): Moved...
3092 
        (init_sese_params_index): Removed.
3093 
        (clast_name_to_gcc): Remove use of name_tree.
3094 
        (initialize_cloog_names): Same.
3095 
        (gloog): Do not call init_sese_params_index.
3096 
        * graphite-sese-to-poly.c (save_var_name): ...here.
3097 
        (parameter_index_in_region): New.
3098 
        * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
3099 
        (parameter_index_in_region): Removed.
3100 
        (is_parameter): Remove use of name_tree.
3101 
        * sese.h (struct name_tree): Removed.
3102 
        (struct sese): Remove use of name_tree.  New field params_names.
3103 
        (SESE_PARAMS_NAMES): New.
3104 
        (SESE_PARAMS): Remove duplicate.
3105 
        (parameter_index_in_region): Removed.
3106 
        (sese_nb_params): Remove use of name_tree.
3107 
        (struct clast_name_index): New.
3108 
        (new_clast_name_index): New.
3109 
        (clast_name_to_index): New.
3110 
        (save_clast_name_index): New.
3111 
        (debug_clast_name_index): New.
3112 
        (debug_clast_name_indexes_1): New.
3113 
        (debug_clast_name_indexes): New.
3114 
        (clast_name_index_elt_info): New.
3115 
        (eq_clast_name_indexes): New.
3116 
 
3117 
2009-05-13  Sebastian Pop
3118 
 
3119 
        * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
3120 
        pbb_to_depth_to_oldiv.  Remove call to oldiv_for_loop.
3121 
        (graphite_loop_normal_form): Do not pass region.  Do not
3122 
        initialize SESE_OLDIVS.
3123 
        (build_graphite_loop_normal_form): Update call to
3124 
        graphite_loop_normal_form.
3125 
        * sese.c (debug_oldivs): Removed.
3126 
        (new_sese): Do not initialize SESE_OLDIVS.
3127 
        (free_sese): Do not free SESE_OLDIVS.
3128 
        (oldiv_for_loop): Removed.
3129 
        * sese.h (struct sese): Remove old_ivs.
3130 
        (SESE_OLDIVS): Removed.
3131 
        (oldiv_for_loop): Removed.
3132 
 
3133 
2009-05-13  Sebastian Pop
3134 
 
3135 
        * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
3136 
        remove ivstack.  Remove call to loop_iv_stack_get_iv_from_name,
3137 
        replaced by a call to newivs_to_depth_to_newiv.
3138 
        (clast_to_gcc_expression): Pass newivs, remove ivstack.
3139 
        (clast_to_gcc_expression_red): Same.
3140 
        (gcc_type_for_clast_expr): Same.
3141 
        (gcc_type_for_clast_eq): Same.
3142 
        (graphite_translate_clast_equation): Same.
3143 
        (graphite_create_guard_cond_expr): Same.
3144 
        (graphite_create_new_guard): Same.
3145 
        (graphite_create_new_loop): Same.
3146 
        (build_iv_mapping): Same.
3147 
        (translate_clast): Same.
3148 
        (gloog): Same.
3149 
        (loop_iv_stack_patch_for_consts): Removed.  *
3150 
        sese.c (iv_stack_entry_is_constant): Removed.
3151 
        (iv_stack_entry_is_iv): Removed.
3152 
        (loop_iv_stack_push_iv): Removed.
3153 
        (loop_iv_stack_insert_constant): Removed.
3154 
        (loop_iv_stack_pop): Removed.
3155 
        (loop_iv_stack_get_iv): Removed.
3156 
        (loop_iv_stack_get_iv_from_name): Removed.
3157 
        (debug_loop_iv_stack): Removed.
3158 
        (free_loop_iv_stack): Removed.
3159 
        (loop_iv_stack_remove_constants): Removed.  *
3160 
        sese.h (iv_stack_entry_kind): Removed.
3161 
        (iv_stack_entry_data_union): Removed.
3162 
        (iv_stack_entry_struct): Removed.
3163 
        (iv_stack_entry_p): Removed.
3164 
        (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
3165 
        loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
3166 
        loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
3167 
        loop_iv_stack_pop, free_loop_iv_stack): Removed.
3168 
        (gbb_loop_at_index): Fix indenting.
3169 
        (gbb_loop_index): Removed.
3170 
 
3171 
2009-05-13  Sebastian Pop
3172 
 
3173 
        * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
3174 
        Call clast_name_to_index.
3175 
 
3176 
2009-05-13  Sebastian Pop
3177 
 
3178 
        * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
3179 
        do not pass params.  Get params from SESE_PARAMS.
3180 
        (clast_to_gcc_expression): Same.
3181 
        (clast_to_gcc_expression_red): Same.
3182 
        (gcc_type_for_clast_eq): Same.
3183 
        (graphite_translate_clast_equation): Same.
3184 
        (graphite_create_new_loop): Same.
3185 
        * sese.c (rename_variables_in_stmt): Fix comment.
3186 
 
3187 
2009-05-13  Sebastian Pop
3188 
 
3189 
        * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
3190 
        newivs_index.
3191 
        Call save_clast_name_index.
3192 
        (translate_clast): Pass newivs_index.
3193 
        (gloog): Create and free newivs_index.
3194 
 
3195 
2009-05-13  Sebastian Pop
3196 
 
3197 
        * graphite-clast-to-gimple.c (clast_name_index): New structure.
3198 
        (clast_name_index_p): New type.
3199 
        (debug_clast_name_index): New.
3200 
        (debug_clast_name_indexes_1): New.
3201 
        (debug_clast_name_indexes): New.
3202 
        (clast_name_index_elt_info): New.
3203 
        (eq_clast_name_indexes): New.
3204 
        (clast_name_to_index): New.
3205 
        (new_clast_name_index): New.
3206 
        (save_clast_name_index): New.
3207 
        (init_sese_params_index): New.
3208 
        (gloog): Call init_sese_params_index.
3209 
        * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
3210 
        * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
3211 
        (free_sese): Free SESE_PARAMS_INDEX.
3212 
        * sese.h (struct sese): Add params_index.
3213 
        (SESE_PARAMS_INDEX): New.
3214 
 
3215 
2009-05-13  Sebastian Pop
3216 
 
3217 
        * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
3218 
        (graphite_create_new_loop): Pass the newivs vector.  Push the
3219 
        newly created IV to newivs.
3220 
        (translate_clast): Pass the newivs vector.
3221 
        (gloog): Create and destroy the newivs vector.
3222 
 
3223 
2009-05-13  Sebastian Pop
3224 
 
3225 
        * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
3226 
        (graphite_loop_normal_form): Initialize loop->aux with the unique
3227 
        IV that has been created.
3228 
 
3229 
2009-05-13 Tobias Grosser
3230 
 
3231 
        * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
3232 
        scev with parameters in the base part. They where forbidden
3233 
        exidently.
3234 
 
3235 
2009-05-11  Li Feng
3236 
 
3237 
        * gcc.dg/graphite/graphite.exp: Set different default
3238 
        compile options by file names.
3239 
        * gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
3240 
        * gcc.dg/graphite/id-{1-9}.c: Ditto.
3241 
        * gcc.dg/graphite/scop-{0-20}.c: Ditto.
3242 
        * gcc.dg/graphite/scop-matmult.c: Ditto.
3243 
 
3244 
2009-05-08  Li Feng
3245 
 
3246 
        * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
3247 
        * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
3248 
        * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
3249 
        * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
3250 
 
3251 
2009-05-07  Tobias Grosser
3252 
 
3253 
        * graphite-scop-detection (build_scops_1): Fix little bug introduced
3254 
        by final cleanup.
3255 
 
3256 
2009-05-07  Tobias Grosser
3257 
 
3258 
        * graphite-scop-detection.c (graphite_can_represent_scev): Only
3259 
        allow integer constant strides.
3260 
        (graphite_can_represent_expr): Depend on outermost_loop.
3261 
        (stmt_simple_memref_p, graphite_cannot_represent_loop,
3262 
        harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
3263 
        build_scops_1): Same.
3264 
        (scopdet_basic_block_info): Same and insert layered SCoP
3265 
        detection.
3266 
        (try_generate_gimple_bb): Cleanup.
3267 
        (build_scops): Enable data references.
3268 
 
3269 
        * gcc.dg/graphite/id-5.c: New.
3270 
        * gcc.dg/graphite/id-9.c: New.
3271 
        * tree-chrec.c (evolution_function_right_is_integer_cst): New.
3272 
        * tree-chrec.h (evolution_function_right_is_integer_cst): New.
3273 
 
3274 
2009-05-06  Tobias Grosser
3275 
 
3276 
        * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
3277 
        that we have not yet built for this SCoP.
3278 
 
3279 
2009-05-06  Tobias Grosser
3280 
 
3281 
        * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
3282 
        for complex numbers.
3283 
 
3284 
2009-05-06  Tobias Grosser
3285 
 
3286 
        * graphite-ppl.c: Fix build if cloog is not available.
3287 
 
3288 
2009-05-04  Li Feng
3289 
 
3290 
        * tree-parloops.c (loop_parallel_p): Remove construction of
3291 
        NITER and REDUCTION_LIST.
3292 
        (try_get_loop_niter): New.
3293 
        (try_create_reduction_list): New.
3294 
        (parallelize_loops): Bypass the failed checkings in autopar
3295 
        when can_be_parallel in loop structure is set to true.
3296 
 
3297 
2009-05-01  Tobias Grosser
3298 
 
3299 
        * gcc.dg/graphite/id-6.c: Update testcase.
3300 
        * gcc.dg/graphite/scop-3.c: Dito.
3301 
 
3302 
2009-05-01  Tobias Grosser
3303 
 
3304 
        * graphite-scop-detection.c (stmt_simple_for_scop_p):
3305 
        Enable EQ_EXPR and NE_EXPR again.
3306 
 
3307 
2009-04-30  Tobias Grosser
3308 
 
3309 
        * graphite-scop-detection.c (graphite_can_represent_scev):
3310 
        Add check if scev is affine multivariate.
3311 
        (harmful_stmt_in_bb): Check if we can represent the conditions.
3312 
        (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
3313 
        harmful_stmt_in_bb.
3314 
        * gcc.dg/graphite/id-7.c: New.
3315 
 
3316 
2009-04-30  Tobias Grosser
3317 
 
3318 
        * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
3319 
        Check all bbs in region, not only the bbs that are represented in
3320 
        GRAPHITE.
3321 
        (build_poly_scop): Add newline.
3322 
        * gcc.dg/graphite/id-8.c: New.
3323 
 
3324 
2009-04-30  Li Feng
3325 
 
3326 
        * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
3327 
        when loop initialize.
3328 
        * cfgloop.h (struct loop): Introduce flag can_be_parallel.
3329 
        * common.opt: Declare flag_graphite_force_parallel.
3330 
        * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
3331 
        loop parallel.
3332 
        * graphite-poly.c (apply_poly_transforms): Introduce
3333 
        flag_graphite_force_parallel.
3334 
        * tree-ssa-loop.c (gate_graphite_transforms): ditto.
3335 
        * toplev.c (process_options): ditto and replace a not correctly
3336 
        encoded space.
3337 
 
3338 
2009-04-30  Li Feng
3339 
 
3340 
        * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
3341 
        Change the call of gbb_loop_at_index and/or gbb_loop_index due
3342 
        to the redefinition.
3343 
        (compute_cloog_iv_types_1): ditto.
3344 
        (build_iv_mapping): ditto.
3345 
        * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
3346 
        initialization.
3347 
        (free_gimple_bb): Removed GBB_LOOPS related free part.
3348 
        (build_bb_loops): Removed.
3349 
        * sese.h (struct gimple_bb): Removed loops.
3350 
        (GBB_LOOPS): Removed.
3351 
        (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
3352 
        (gbb_loop_index): ditto.
3353 
 
3354 
2009-04-24  Tobias Grosser
3355 
 
3356 
        * graphite-scop-detection.c (graphite_can_represent_scev): Do not
3357 
        allow non constant strides.
3358 
        * gcc.dg/graphite/scop-20.c: New.
3359 
 
3360 
2009-04-24  Sebastian Pop
3361 
 
3362 
        * graphite-scop-detection.c (dot_all_scops): Fix system call
3363 
        return value warning.
3364 
        (dot_scop): Same.
3365 
 
3366 
2009-04-24  Sebastian Pop
3367 
 
3368 
        * gcc.dg/graphite/id-6.c: Fix pattern.
3369 
        * gcc.dg/graphite/scop-3.c: Same.
3370 
 
3371 
2009-04-24  Sebastian Pop
3372 
 
3373 
        * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
3374 
        build_pairwise_constraint, dr_equality_constraints,
3375 
        build_pairwise_scheduling_equality,
3376 
        build_pairwise_scheduling_inequality, lexicographically_gt_p,
3377 
        build_lexicographically_gt_constraint, dependence_polyhedron,
3378 
        graphite_legal_transform_dr, graphite_legal_transform_bb,
3379 
        graphite_legal_transform): New.
3380 
        * graphite-poly.h (graphite_legal_transform): Declared.
3381 
        * graphite-sese-to-poly.c (build_poly_scop): Call to
3382 
        graphite_legal_transform is disabled for the moment.
3383 
 
3384 
2009-04-24  Sebastian Pop
3385 
 
3386 
        * graphite-poly.h (pbb_nb_scattering_dims): New.
3387 
        (pbb_nb_scattering): Use it.
3388 
 
3389 
2009-04-24  Sebastian Pop
3390 
 
3391 
        * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
3392 
        Pointset_Powerset version of ppl_insert_dimensions.
3393 
        * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
3394 
 
3395 
2009-04-24  Sebastian Pop
3396 
 
3397 
        * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
3398 
 
3399 
2009-04-24  Sebastian Pop
3400 
 
3401 
        * graphite-poly.h: Fix comment.
3402 
 
3403 
2009-04-24  Sebastian Pop
3404 
 
3405 
        * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
3406 
 
3407 
2009-04-24  Tobias Grosser
3408 
 
3409 
        * sese.c (expand_scalar_variables_stmt): Only iterate over the old
3410 
        statements.
3411 
 
3412 
2009-04-24  Tobias Grosser
3413 
 
3414 
        * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
3415 
        (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
3416 
        conditions.
3417 
 
3418 
2009-04-20  Sebastian Pop
3419 
 
3420 
        * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
3421 
        handle EQ_EXPR and NE_EXPR.
3422 
 
3423 
2009-04-17  Tobias Grosser
3424 
 
3425 
        * graphite-poly.h (poly_dr): Fix comment.
3426 
 
3427 
2009-04-09  Sebastian Pop
3428 
            Tobias Grosser
3429 
 
3430 
        * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
3431 
        with a zero dimension polyhedron.
3432 
        (find_scop_parameters): Move the call to scop_set_nb_params here.
3433 
        (build_loop_iteration_domains): Store in loop->aux the iteration
3434 
        domain polyhedron.
3435 
        (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
3436 
        by any loop in scop.
3437 
        (build_poly_scop): Do not call scop_set_nb_params.
3438 
 
3439 
2009-04-09  Sebastian Pop
3440 
            Tobias Grosser
3441 
 
3442 
        * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
3443 
        add_condition_to_domain not GT_EXPR.
3444 
 
3445 
2009-04-09  Tobias Grosser
3446 
 
3447 
        * graphite-ppl.c (debug_ppl_powerset_matrix): New.
3448 
        * graphite-ppl.h (debug_ppl_powerset_matrix): New.
3449 
        * graphite-sese-to-poly.c (add_condition_to_pbb): Use
3450 
        upper_bound_assign to calculate unions.
3451 
        * gcc.dg/graphite/id-6.c: New.
3452 
 
3453 
2009-04-09  Tobias Grosser
3454 
 
3455 
        * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
3456 
        handle abnormal edges.
3457 
 
3458 
2009-04-09  Tobias Grosser
3459 
 
3460 
        * graphite-poly.c (new_poly_dr, free_poly_dr): New.
3461 
        (free_poly_bb): Also free poly_drs.
3462 
        * graphite-poly.h (new_poly_dr, free_poly_dr): New.
3463 
        (poly_dr): Polyhedron to Pointset_Powerset.
3464 
        (pdr_accessp_nb_subscripts): Same.
3465 
        * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
3466 
        poly_drs.
3467 
 
3468 
2009-04-08  Sebastian Pop
3469 
 
3470 
        * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
3471 
        names into more meaningful names.
3472 
 
3473 
2009-04-08  Sebastian Pop
3474 
 
3475 
        * gfortran.dg/graphite/interchange-1.c: New.
3476 
        * gfortran.dg/graphite/interchange-2.c: New.
3477 
 
3478 
2009-04-08  Sebastian Pop
3479 
 
3480 
        * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
3481 
        the reduction_list.
3482 
        * tree-parloops.c (rewrite_phi_with_iv): New.
3483 
        (rewrite_all_phi_nodes_with_iv): New.
3484 
        (canonicalize_loop_ivs): Call them.
3485 
 
3486 
2009-04-08  Sebastian Pop
3487 
 
3488 
        * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
3489 
        graphite_find_data_references_in_stmt.
3490 
        * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
3491 
        * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
3492 
 
3493 
2009-04-08  Sebastian Pop
3494 
 
3495 
        * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
3496 
 
3497 
2009-04-08  Sebastian Pop
3498 
 
3499 
        * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
3500 
        instead of bb_in_region.
3501 
        (flag_bb_in_region): Same.  Renamed flag_bb_in_sese.
3502 
        (build_sese_conditions): Use flag_bb_in_sese.
3503 
        * sese.c (register_bb_in_sese): Removed.
3504 
        (new_sese): Remove initialization of SESE_REGION_BBS.
3505 
        (free_sese): Do not free SESE_REGION_BBS.
3506 
        * sese.h (struct sese): Remove field region_basic_blocks.
3507 
        (SESE_REGION_BBS): Removed.
3508 
        (bb_in_sese_p): Implement in function of bb_in_region.
3509 
 
3510 
2009-04-08  Sebastian Pop
3511 
 
3512 
        * graphite-scop-detection.c (limit_scops): Deal only with single exit
3513 
        loops.
3514 
 
3515 
2009-04-08  Tobias Grosser
3516 
 
3517 
        * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
3518 
        and EQ_EXPR.
3519 
        * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
3520 
        (add_condition_to_domain): New.
3521 
        (add_condition_to_pbb): New.
3522 
        (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
3523 
        * gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
3524 
 
3525 
2009-04-08  Tobias Grosser
3526 
 
3527 
        * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
3528 
        ppl_Pointset_Powerset.
3529 
        * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
3530 
        * graphite-poly.h (poly_bb): poly_bb.domain Same.
3531 
        (pbb_nb_loops): Same.
3532 
        * graphite-sese-to-poly.c (build_loop_iteration_domains,
3533 
        add_conditions_to_domain): Same.
3534 
        * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
3535 
        (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
3536 
        ppl_const_Polyhedron_t.
3537 
        (ppl_print_powerset_matrix): New.
3538 
        * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
3539 
        ppl_print_powerset_matrix): New.
3540 
        (ppl_print_polyhedron_matrix): Updated.
3541 
 
3542 
2009-04-07  Sebastian Pop
3543 
 
3544 
        * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
3545 
 
3546 
2009-04-07  Sebastian Pop
3547 
 
3548 
        * graphite-poly.c (extend_scattering): Fix indenting.  Free cstr.
3549 
        (print_iteration_domains, debug_iteration_domain,
3550 
        debug_iteration_domains): New.
3551 
        * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
3552 
        debug_iteration_domains): Declared.
3553 
        * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
3554 
        indenting.
3555 
 
3556 
2009-04-03  Tobias Grosser
3557 
            Sebastian Pop
3558 
 
3559 
        * graphite-poly.h (print_iteration_domain): New.
3560 
        * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
3561 
        (build_sese_conditions_1, build_sese_conditions_after,
3562 
        build_sese_conditions_before): New.
3563 
        (build_sese_conditions): Rewritten.
3564 
 
3565 
2009-04-03  Sebastian Pop
3566 
            Tobias Grosser
3567 
 
3568 
        Cleanup of code generation liveouts.
3569 
        * graphite-clast-to-gimple.c (translate_clast): Use a single
3570 
        rename_map instead of one per translated statement.
3571 
        Do not use SESE_LIVEOUT_RENAMES.
3572 
        (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
3573 
        (gloog): Do not use SESE_LIVEOUT_RENAMES.
3574 
        * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
3575 
        phi node of a reduction: when a loop contains a reduction used outside
3576 
        the loop, there should be a scalar close phi node on the exit block.
3577 
        * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
3578 
        SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
3579 
        (free_sese): Do not free them.
3580 
        (sese_build_liveouts_use): Do not use them.
3581 
        (sese_build_liveouts_bb): Same.
3582 
        (sese_build_liveouts): Same.
3583 
        (sese_insert_phis_for_liveouts): Same.
3584 
        (sese_adjust_phis_for_liveouts): Same.  Renamed sese_adjust_liveout_phis.
3585 
        (defined_in_loop_p): New.
3586 
        (alive_after_loop): New.
3587 
        (close_phi_not_yet_inserted_p): New.
3588 
        (struct alep, alep_p): New.
3589 
        (add_loop_exit_phis): Remove from the rename_map all the names defined
3590 
        in the code generated loop.
3591 
        (insert_loop_close_phis): Traverse the rename_map passed to it.
3592 
        Don't use SESE_LIVEOUT_RENAMES.
3593 
        (default_liveout_before_guard): Renamed default_before_guard.
3594 
        (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
3595 
        (graphite_copy_stmts_from_block): Do not directly call set_rename.
3596 
        (register_sese_liveout_renames): Removed.
3597 
        (copy_bb_and_scalar_dependences): Do not call it.
3598 
        * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
3599 
        reduction_list.
3600 
        (SESE_LIVEOUT): Removed.
3601 
        (SESE_LIVEOUT_RENAMES): Removed.
3602 
        (SESE_REDUCTION_LIST): Removed.
3603 
        (sese_build_liveouts): Removed.
3604 
        (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
3605 
        (insert_loop_close_phis): Pass a htab_t instead of a sese.
3606 
        (insert_guard_phis): Same.
3607 
        (rename_map_elt): Declare a VEC of them.
3608 
        * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3609 
        trees not pointers to trees.
3610 
 
3611 
        Rewrite in canonical close SSA form:
3612 
        * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
3613 
        (limit_scops): Close the scop after the block containing the close phi
3614 
        nodes.
3615 
        (canonicalize_loop_closed_ssa): New.
3616 
        (canonicalize_loop_closed_ssa_form): New.
3617 
        (build_scops): Call canonicalize_loop_closed_ssa_form.
3618 
 
3619 
        * graphite-sese-to-poly.c: Fix typos.
3620 
 
3621 
2009-04-03  Sebastian Pop
3622 
 
3623 
        * graphite-poly.c (print_scattering_function, print_pbb_domain):
3624 
        Extended.
3625 
        (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
3626 
        (print_pbb): Add conditions.
3627 
 
3628 
2009-04-01  Tobias Grosser
3629 
            Sebastian Pop
3630 
 
3631 
        * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
3632 
        * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
3633 
        (build_scop_bbs_1): New.
3634 
        (build_scop_bbs): Rewrite.
3635 
        * sese.h (bb_in_region): New.
3636 
 
3637 
2009-03-29  Tobias Grosser
3638 
 
3639 
        * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3640 
        poly_drs vector.
3641 
        (print_scop): Style.
3642 
        * graphite-poly.h (poly_bb): Add drs vector.
3643 
        (PBB_DRS): Add accessor.
3644 
        * graphite-sese-to-poly.c (build_poly_dr): New.
3645 
        (build_pbb_drs, build_scop_drs): New.
3646 
        (build_poly_scop): call build_scop_drs (Disabled at the moment).
3647 
 
3648 
2009-03-29  Tobias Grosser
3649 
 
3650 
        * tree-ssa-loop.c: Include forgotten toplev.h
3651 
 
3652 
2009-03-29  Tobias Grosser
3653 
 
3654 
        * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
3655 
        * gcc.dg/graphite/pr37883.c: Remove -floop-*
3656 
        * gcc.dg/graphite/pr37928.c: Same
3657 
        * gcc.dg/graphite/pr38409.c: Same
3658 
        * gcc.dg/graphite/pr38498.c: Same
3659 
        * gcc.dg/graphite/pr38559.c: Same
3660 
        * gcc.dg/graphite/pr39335.c: Same
3661 
        * gcc.dg/graphite/pr39335_1.c: Same
3662 
        * gfortran.dg/graphite/block-2.f: Same
3663 
        * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
3664 
        with -floop-*.
3665 
 
3666 
2009-03-28  Tobias Grosser
3667 
 
3668 
        * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
3669 
        build_access_matrix, build_scop_data_accesses): Remove access function
3670 
        building. (We get a new version soon).
3671 
        (build_bb_loops, scan_tree_for_params_right_scev): Update.
3672 
        * sese.h (nb_loops_around_loop_in_sese): Remove.
3673 
        (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
3674 
 
3675 
2009-03-27  Tobias Grosser
3676 
            Sebastian Pop
3677 
 
3678 
        * graphite-scop-detection.c (struct scopdet_info): Rename last
3679 
        field to exit.
3680 
        (scopdet_basic_block_info, build_scops_1): Don't use
3681 
        CDI_POST_DOMINATORS.  CDI_POST_DOMINATORS should never be used.
3682 
 
3683 
2009-03-26  Tobias Grosser
3684 
            Sebastian Pop
3685 
 
3686 
        * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
3687 
        * sese.c (sese_build_liveouts_use): Renamed from
3688 
        sese_build_livein_liveouts_use. Remove liveins.
3689 
        (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
3690 
        Call sese_build_liveouts_use.
3691 
        (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
3692 
        Call sese_build_liveouts_bb.
3693 
        (new_sese, free_sese): Remove liveins.
3694 
        (sese_add_exit_phis_var): Deleted.
3695 
        (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
3696 
        directly.
3697 
        (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
3698 
 
3699 
        * sese.h (sese): Remove num_ver and livein.
3700 
        (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
3701 
 
3702 
2009-03-25  Tobias Grosser
3703 
 
3704 
        * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
3705 
 
3706 
2009-03-25  Tobias Grosser
3707 
 
3708 
        * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
3709 
        (build_scop_scattering): Do not use compare_prefix_loops any more.
3710 
        (nb_common_loops): New.
3711 
 
3712 
2009-03-24  Sebastian Pop
3713 
 
3714 
        * sese.c (get_new_name_from_old_name): Renamed get_rename.
3715 
        (register_old_and_new_names): Renamed set_rename.
3716 
 
3717 
2009-03-24  Sebastian Pop
3718 
 
3719 
        * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
3720 
        of the decl from the previous commit.
3721 
 
3722 
2009-03-24  Sebastian Pop
3723 
 
3724 
        * graphite-scop-detection.c (dot_scop): New.
3725 
        * graphite-scop-detection.h (dot_scop): Declared.
3726 
 
3727 
2009-03-24  Sebastian Pop
3728 
 
3729 
        * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
3730 
 
3731 
2009-03-24  Sebastian Pop
3732 
 
3733 
        * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
3734 
        condition at the end of the loop.
3735 
        * graphite.c (graphite_initialize, graphite_finalize): Print to
3736 
        dump_file the compiled function.
3737 
        * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
3738 
        of create_empty_loop_on_edge.
3739 
        (translate_clast): Update the code generation of loops for the new
3740 
        shape of loops.
3741 
        * cfgloop.h (create_empty_loop_on_edge): Update declaration.
3742 
 
3743 
2009-03-24  Sebastian Pop
3744 
 
3745 
        Reverted the patch from 2009-03-19.
3746 
 
3747 
2009-03-19  Tobias Grosser
3748 
 
3749 
        * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3750 
        poly_drs vector.
3751 
        (print_scop): Style.
3752 
        * graphite-poly.h (poly_bb): Add drs vector.
3753 
        (PBB_DRS): Add accessor.
3754 
        * graphite-sese-to-poly.c (ref_nb_loops): Remove.
3755 
        (build_access_matrix_with_af, build_access_matrix,
3756 
        build_scop_data_accesses): Delete.
3757 
        (build_poly_dr): New.
3758 
        (build_pbb_drs, build_scop_drs): New.
3759 
        (build_poly_scop): call build_scop_drs.
3760 
 
3761 
2009-03-13  Sebastian Pop
3762 
 
3763 
        * graphite-scop-detection.c (dot_all_scops_1): Close the table
3764 
        once per basic block.
3765 
 
3766 
2009-03-13  Tobias Grosser
3767 
 
3768 
        * graphite-scop-detection.c (graphite_can_represent_scev): New.
3769 
        (graphite_can_represent_expr): Renamed from loop_affine_expr
3770 
        and enhanced.
3771 
        (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
3772 
        (graphite_cannot_represent_loop): Add scop_entry to parameters.
3773 
        (scopdet_basic_block_info): Actually define entry_block.
3774 
        (stmt_simple_memref_p): Moved here from ...
3775 
 
3776 
        * tree-data-ref.c (stmt_simple_memref_p): here.
3777 
        * tree-data-ref.h (stmt_simple_memref_p): Removed.
3778 
 
3779 
2009-03-13  Tobias Grosser
3780 
 
3781 
        * gcc.dg/graphite/id-4.c: New.
3782 
 
3783 
2009-03-12  Sebastian Pop
3784 
 
3785 
        * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3786 
        (register_old_and_new_names): Update the content of the map.
3787 
        When there was already a rename_map_elt in the map at that
3788 
        location, free it.
3789 
        (copy_bb_and_scalar_dependences): Do rename_variables after
3790 
        expand_scalar_variables.
3791 
        * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3792 
        of the map.  When there was already a rename_map_elt in the
3793 
        map at that location, free it.
3794 
        (translate_clast): Pass the rename_map.  Do not initialize and free
3795 
        a rename_map per stmt_user.
3796 
        (gloog): Initialize and free one rename_map and pass it to
3797 
        translate_clast.
3798 
 
3799 
2009-03-12  Sebastian Pop
3800 
 
3801 
        * sese.c (expand_scalar_variables_stmt,
3802 
        expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
3803 
        parameter.
3804 
        (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
3805 
        (expand_scalar_variables): Pass to expand_scalar_variables_stmt
3806 
        the gimple_stmt_iterator of the statement to be expanded.
3807 
        * graphite-scop-detection.c (is_simple_operand): Do handle
3808 
        REALPART_EXPR.
3809 
 
3810 
2009-03-11  Tobias Grosser
3811 
 
3812 
        * graphite-scop-detection.c (is_simple_operand): Do not handle
3813 
        REALPART_EXPR.
3814 
        * gcc.dg/graphite/id-2.c: New.
3815 
 
3816 
        * graphite-sese-to-poly.c (build_bb_loops,
3817 
        add_value_to_dim, scan_tree_for_params_right_scev,
3818 
        scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
3819 
        find_params_in_bb, build_loop_iteration_domains,
3820 
        add_conditions_to_domain): Remove subtract.
3821 
 
3822 
2009-03-11  Tobias Grosser
3823 
 
3824 
        * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
3825 
        build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
3826 
        pbb_loop_at_index -> gbb_loop_at_index.
3827 
        * graphite-poly.c (new_poly_bb, new_scop): New accessors.
3828 
        (debug_loop_vec): Delete.
3829 
        * graphite-poly.h (poly_bb, scop): Change black_box and region to void
3830 
        pointer.  Move LOOPS to gimple_bb_p and insert nb_params.
3831 
        (PBB_LOOPS): Removed.
3832 
        (PBB_BLACK_BOX): Insert cast.
3833 
        (pbb_set_black_box): New setter.
3834 
        (pbb_loop_at_index, pbb_loop_index): Removed.
3835 
        (scop_set_region, scop_set_nb_params): New.
3836 
        * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
3837 
        build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
3838 
        (build_poly_scop): Use scop_set_nb_params.
3839 
        * sese.h (gimple_bb): Add LOOPS.
3840 
        (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
3841 
 
3842 
2009-03-11  Tobias Grosser
3843 
 
3844 
        Revert previous commit.
3845 
 
3846 
2009-03-11  Sebastian Pop
3847 
 
3848 
        * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3849 
        (register_old_and_new_names): Update the content of the map.
3850 
        When there was already a rename_map_elt in the map at that
3851 
        location, free it.
3852 
        (copy_bb_and_scalar_dependences): Do rename_variables after
3853 
        expand_scalar_variables.
3854 
        * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3855 
        of the map.  When there was already a rename_map_elt in the
3856 
        map at that location, free it.
3857 
        (translate_clast): Pass the rename_map.  Do not initialize and free
3858 
        a rename_map per stmt_user.
3859 
        (gloog): Initialize and free one rename_map and pass it to
3860 
        translate_clast.
3861 
 
3862 
2009-03-11  Tobias Grosser
3863 
 
3864 
        Remove forgotten line in revert.
3865 
 
3866 
2009-03-11  Sebastian Pop
3867 
 
3868 
        Revert previous commit.
3869 
 
3870 
2009-03-10  Sebastian Pop
3871 
 
3872 
        * sese.c (register_old_and_new_names): Update the content
3873 
        of the map.  When there was already a rename_map_elt in the
3874 
        map at that location, free it.
3875 
        (copy_bb_and_scalar_dependences): Do rename_variables after
3876 
        expand_scalar_variables.
3877 
        * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3878 
        of the map.  When there was already a rename_map_elt in the
3879 
        map at that location, free it.
3880 
        (translate_clast): Pass the rename_map.  Do not initialize and free
3881 
        a rename_map per stmt_user.
3882 
        (gloog): Initialize and free one rename_map and pass it to
3883 
        translate_clast.
3884 
 
3885 
2009-03-10  Sebastian Pop
3886 
 
3887 
        * graphite-clast-to-gimple.c (translate_clast): context_loop
3888 
        is never NULL.
3889 
 
3890 
2009-03-10  Tobias Grosser
3891 
            Sebastian Pop
3892 
 
3893 
        * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
3894 
        of the use of ppl_Polyhedron_map_space_dimensions.
3895 
 
3896 
2009-03-10  Tobias Grosser
3897 
            Sebastian Pop
3898 
 
3899 
        * graphite-poly.c (unify_scattering_dimensions): Fix types.
3900 
        * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
3901 
        PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
3902 
        pdr_accessp_nb_iterators, pdr_accessp_nb_params,
3903 
        pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
3904 
        pdr_accessp_iterator_dim, pdr_accessp_param_dim,
3905 
        pbb_nb_params): New.
3906 
        (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
3907 
        nb_loops_around_pbb): Adapt return types.
3908 
 
3909 
2009-03-09  Tobias Grosser
3910 
 
3911 
        * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3912 
        graphite-clast-to-gimple.o,  graphite-data-ref.o,
3913 
        graphite-scop-detection.o, graphite-poly.o): Add
3914 
        more headers.
3915 
 
3916 
2009-03-05  Tobias Grosser
3917 
 
3918 
        * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3919 
        graphite-clast-to-gimple.o,  graphite-data-ref.o,
3920 
        graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
3921 
 
3922 
2009-03-04  Tobias Grosser
3923 
 
3924 
        * gcc.dg/graphite/pr37485.c: Remove -floop-block
3925 
        * gcc.dg/graphite/pr37828.c: Same.
3926 
        * gcc.dg/graphite/pr37684.c: Same.
3927 
        * gcc.dg/graphite/block-0.c: Same.
3928 
        * gcc.dg/graphite/block-1.c: Same.
3929 
        * gcc.dg/graphite/block-2.c: Same.
3930 
        * gcc.dg/graphite/block-3.c: Same.
3931 
        * gcc.dg/graphite/block-4.c: Same.
3932 
        * gcc.dg/graphite/block-5.c: Same.
3933 
        * gcc.dg/graphite/block-6.c: Same.
3934 
        * gfortran.dg/graphite/pr38083.f90: Same.
3935 
        * gfortran.dg/graphite/block-1.f90: Same.
3936 
        * gfortran.dg/graphite/block-3.f90: Same.
3937 
        * gfortran.dg/graphite/pr37852.f90: Same.
3938 
        * gfortran.dg/graphite/block-4.f90: Same.
3939 
        * gfortran.dg/graphite/pr37980.f90: Same.
3940 
        * gfortran.dg/graphite/pr38953.f90: Same.
3941 
        * gfortran.dg/graphite/pr37857.f90: Same.
3942 
        * opts.c: Remove -floop-block from -O2.
3943 
        * graphite-poly.c: Fail if -floop-block -floop-interchange or
3944 
        -floop-strip-mine are used.
3945 
 
3946 
2009-03-04  Tobias Grosser
3947 
            Sebastian Pop
3948 
 
3949 
        * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
3950 
        dimensions.
3951 
        * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
3952 
        graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
3953 
        strip_mine_profitable_p, is_interchange_valid,
3954 
        graphite_trans_bb_block, graphite_trans_loop_block,
3955 
        graphite_trans_scop_block): Temporary removed.
3956 
        (extend_scattering, unify_scattering_dimensions): New.
3957 
        (print_scattering_function, graphite_read_transforms):
3958 
        PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3959 
        (graphite_generate_scattering_fns): Removed.
3960 
        (apply_poly_transforms): Cleanup.
3961 
        (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3962 
        (schedule_to_scattering): Moved.
3963 
        (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
3964 
        (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
3965 
        (pbb_nb_scattering): New.
3966 
        (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3967 
        SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
3968 
        Removed.
3969 
        * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
3970 
        shift_poly.
3971 
        (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3972 
        * graphite-scop-detection.c (dot_all_scops_1):  PBB_SCATTERING
3973 
        -> PBB_TRANSFORMED_SCATTERING.
3974 
        * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
3975 
        (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
3976 
        (build_scop_scattering): Renamed from build_scop_canonical_schedules.
3977 
        (check_poly_representation): Do not return bool.
3978 
        (graphite_transform_loops): Reformat.
3979 
        * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
3980 
 
3981 
2009-03-04  Sebastian Pop
3982 
 
3983 
        * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
3984 
        debug_pbb_domain, debug_pbb, debug_scop): New.
3985 
        * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
3986 
        debug_pbb_domain, debug_pbb, debug_scop): Declared.
3987 
 
3988 
2009-03-02  Sebastian Pop
3989 
 
3990 
        PR middle-end/39335
3991 
        * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3992 
        when the type precision of the induction variable should be
3993 
        larger than the type precision of nit.
3994 
        (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3995 
        * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
3996 
        * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3997 
 
3998 
        * gcc.dg/graphite/pr39335_1.c: New.
3999 
        * gcc.dg/graphite/pr39335.c: New.
4000 
 
4001 
2009-03-02  Sebastian Pop
4002 
 
4003 
        * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
4004 
        SSA_NAMES not struct reduction_info.
4005 
 
4006 
2009-03-02  Sebastian Pop
4007 
 
4008 
        * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
4009 
 
4010 
2009-02-27  Sebastian Pop
4011 
            Tobias Grosser
4012 
 
4013 
        * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
4014 
        (free_sese): Free SESE_REDUCTION_LIST.
4015 
        * sese.h (struct sese): Add field reduction_list.
4016 
        (SESE_REDUCTION_LIST): New.
4017 
        * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
4018 
        canonicalize_loop_ivs on SESE_REDUCTION_LIST.
4019 
 
4020 
2009-02-27  Sebastian Pop
4021 
            Tobias Grosser
4022 
 
4023 
        * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
4024 
        of loop_p.
4025 
 
4026 
2009-02-27  Sebastian Pop
4027 
            Tobias Grosser
4028 
 
4029 
        * tree-parloops.c (struct brli, build_reduction_list_info,
4030 
        analyze_reduction_list, gather_scalar_reductions): New.
4031 
        (loop_parallel_p): Build a reduction list containing only
4032 
        PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
4033 
        (gen_parallel_loop): Call the analysis analyze_reduction_list.
4034 
        (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
4035 
        * tree-flow.h (gather_scalar_reductions): Declared.
4036 
 
4037 
2009-02-26  Sebastian Pop
4038 
 
4039 
        PR middle-end/39308
4040 
        * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
4041 
        number_of_iterations_exit from a gcc_assert.
4042 
 
4043 
2009-02-25  Sebastian Pop
4044 
            Jan Sjodin
4045 
 
4046 
        * output.h (graphite_out_file, graphite_in_file): Declared.
4047 
        * toplev.c (graphite_out_file, graphite_in_file): New.
4048 
        (init_asm_output): Initialize graphite_in_file and graphite_out_file.
4049 
        * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
4050 
        Don't call schedule_to_scattering.
4051 
        * common.opt (fgraphite-write, fgraphite-read): New.
4052 
        * graphite-poly.c: Include output.h.
4053 
        (print_scattering_function, print_scattering_functions,
4054 
        debug_scattering_function, debug_scattering_functions,
4055 
        graphite_write_transforms, graphite_read_transforms,
4056 
        graphite_generate_scattering_fns): New.
4057 
        (apply_poly_transforms): Do not apply transform if flag_graphite_read.
4058 
        Call graphite_generate_scattering_fns, graphite_write_transforms,
4059 
        graphite_read_transforms.
4060 
        (new_poly_bb): Initialize PBB_SCATTERING.
4061 
        (free_poly_bb): Free PBB_SCATTERING.
4062 
        (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
4063 
        * graphite-poly.h (struct poly_bb): Add field scattering.
4064 
        (PBB_SCATTERING): New.
4065 
        (print_scattering_function, print_scattering_functions,
4066 
        debug_scattering_function, debug_scattering_functions): Declared.
4067 
        * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
4068 
        GMP values, not integers!
4069 
        (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
4070 
        ppl_read_polyhedron_matrix): New.
4071 
        * graphite-ppl.h (ppl_print_polyhedron_matrix,
4072 
        debug_ppl_polyhedron_matrix,
4073 
        ppl_read_polyhedron_matrix): Declared.
4074 
        * Makefile.in (graphite-poly.o): Depends on output.h.
4075 
 
4076 
2009-02-23  Sebastian Pop
4077 
            Tobias Grosser
4078 
 
4079 
        Revert this change:
4080 
        * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
4081 
        scalar evolutions in the scop_entry->loop_father.
4082 
 
4083 
2009-02-23  Sebastian Pop
4084 
            Tobias Grosser
4085 
 
4086 
        * graphite.h (ref_nb_loops): Remove declaration.
4087 
        (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
4088 
        GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
4089 
        debug_gbb): Moved to sese.h.
4090 
        * sese.h: As said.
4091 
 
4092 
2009-02-23  Sebastian Pop
4093 
            Tobias Grosser
4094 
 
4095 
        * graphite-data-ref.[ch]: Disable.
4096 
 
4097 
2009-02-23  Sebastian Pop
4098 
            Tobias Grosser
4099 
 
4100 
        * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
4101 
        scalar evolutions in the scop_entry->loop_father.
4102 
 
4103 
2009-02-23  Sebastian Pop
4104 
 
4105 
        * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
4106 
        (graphite_cannot_represent_loop_niter): Renamed
4107 
        graphite_cannot_represent_loop.  Call nb_reductions_in_loop.
4108 
        (limit_scops): build_sese_loop_nests does not return a bool.
4109 
        * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
4110 
        * sese.c (nb_reductions_in_loop): ... from here.
4111 
        (graphite_loop_normal_form): ... from here.
4112 
        (sese_record_loop): Does not fail, so does not return a bool.
4113 
        (build_sese_loop_nests): Same.
4114 
        * sese.h (build_sese_loop_nests): Update declaration.
4115 
        * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
4116 
        (build_graphite_loop_normal_form): New.
4117 
        (gloog): Call build_graphite_loop_normal_form.
4118 
        * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
4119 
        build_sese_loop_nests.
4120 
 
4121 
        * gcc.dg/graphite/id-1.c: New.
4122 
 
4123 
2009-02-23  Sebastian Pop
4124 
            Tobias Grosser
4125 
 
4126 
        * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
4127 
        The SCoP detection fix is sufficient.
4128 
 
4129 
2009-02-21  Sebastian Pop
4130 
 
4131 
        PR tree-optimization/39260
4132 
        * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
4133 
        the basic block contains a condition with a real type.
4134 
        * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
4135 
 
4136 
        * gcc.dg/graphite/pr39260.c: New.
4137 
 
4138 
2009-02-21  Sebastian Pop
4139 
 
4140 
        * graphite-poly.c: Inlcude params.h.
4141 
        (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
4142 
        the size of a tile.
4143 
        * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
4144 
        * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
4145 
 
4146 
2009-02-20  Sebastian Pop
4147 
            Tobias Grosser
4148 
 
4149 
        * graphite-scop-detection.c (dot_all_scops_1,
4150 
        dot_all_scops): Moved here.
4151 
        * graphite-scop-detection.h (dot_all_scops): Declared here.
4152 
        * graphite.c (graphite_initialize, graphite_finalize): New.
4153 
        (graphite_transform_loops): Cleaned up.
4154 
        * sese.c (debug_oldivs): Moved here.
4155 
        * graphite-poly.c (graphite_apply_transformations): Renamed
4156 
        apply_poly_transforms.
4157 
        (debug_loop_vec): Moved here.
4158 
        * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
4159 
        scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
4160 
        find_scop_parameters, build_scop_iteration_domain,
4161 
        add_conditions_to_constraints, build_scop_canonical_schedules,
4162 
        build_scop_data_accesses): Now static.
4163 
        (build_poly_scop, check_poly_representation): New.
4164 
 
4165 
2009-02-20  Sebastian Pop
4166 
 
4167 
        * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
4168 
        remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
4169 
        build_scop_bbs, ref_nb_loops, compare_prefix_loops,
4170 
        build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
4171 
        scan_tree_for_params_right_scev, scan_tree_for_params_int,
4172 
        scan_tree_for_params, struct irp_data, dx_record_params,
4173 
        find_params_in_bb, find_scop_parameters, gbb_from_bb,
4174 
        build_loop_iteration_domains, add_conditions_to_domain,
4175 
        phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
4176 
        scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
4177 
        build_sese_conditions, add_conditions_to_constraints,
4178 
        build_scop_iteration_domain, build_access_matrix_with_af,
4179 
        build_access_matrix,
4180 
        build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
4181 
 
4182 
        * graphite-sese-to-poly.c: New.
4183 
        * graphite-sese-to-poly.h: New.
4184 
 
4185 
        * Makefile.in: Add new rule for graphite-sese-to-poly.o.
4186 
 
4187 
2009-02-20  Sebastian Pop
4188 
 
4189 
        * graphite.c: Split graphite code generation to a new file.
4190 
        (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
4191 
        max_precision_type, clast_to_gcc_expression_red,
4192 
        clast_to_gcc_expression, gcc_type_for_clast_expr,
4193 
        gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
4194 
        graphite_translate_clast_equation, graphite_create_guard_cond_expr,
4195 
        graphite_create_new_guard, clast_get_body_of_loop,
4196 
        gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
4197 
        graphite_create_new_loop, build_iv_mapping, copy_renames,
4198 
        translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
4199 
        compute_cloog_iv_types, free_scattering, save_var_name,
4200 
        initialize_cloog_names, build_scop_context, build_cloog_prog,
4201 
        set_cloog_options, debug_clast_stmt, scop_to_clast,
4202 
        print_generated_program, debug_generated_program,
4203 
        gloog): Moved to graphite-clast-to-gimple.c.
4204 
 
4205 
        (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
4206 
 
4207 
        (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
4208 
        loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
4209 
        loop_iv_stack_pop, loop_iv_stack_get_iv,
4210 
        loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
4211 
        free_loop_iv_stack, loop_iv_stack_remove_constants,
4212 
        debug_rename_elt, debug_rename_map_1, debug_rename_map,
4213 
        rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
4214 
        debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
4215 
        eq_ivtype_map_elts, sese_add_exit_phis_edge,
4216 
        sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
4217 
        get_vdef_before_sese, sese_adjust_vphi,
4218 
        get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
4219 
        oldiv_for_loop, rename_variables_in_stmt, is_parameter,
4220 
        is_iv, expand_scalar_variables_ssa_name,
4221 
        expand_scalar_variables_expr, expand_scalar_variables_stmt,
4222 
        expand_scalar_variables, rename_variables, remove_condition,
4223 
        get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
4224 
        add_loop_exit_phis, insert_loop_close_phis, struct igp,
4225 
        default_liveout_before_guard, add_guard_exit_phis,
4226 
        insert_guard_phis, register_old_and_new_names,
4227 
        graphite_copy_stmts_from_block, register_sese_liveout_renames,
4228 
        copy_bb_and_scalar_dependences, outermost_loop_in_sese,
4229 
        if_region_set_false_region, create_if_region_on_edge,
4230 
        move_sese_in_condition): Moved to sese.c.
4231 
 
4232 
        (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
4233 
        if_region_exit, if_region_get_condition_block,
4234 
        struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
4235 
        union iv_stack_entry_data_union, struct iv_stack_entry_struct,
4236 
        iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
4237 
        ivtype_map_elt, new_ivtype_map_elt,
4238 
        recompute_all_dominators): Moved to sese.h.
4239 
 
4240 
        * graphite-clast-to-gimple.c: New.
4241 
        * graphite-clast-to-gimple.h: New.
4242 
        * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
4243 
        * sese.c: Modified as said above.
4244 
        * sese.h: Same.
4245 
 
4246 
2009-02-20  Sebastian Pop
4247 
 
4248 
        * graphite.c: Split scop detection to a new file.
4249 
        (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
4250 
        move_sd_regions, loop_affine_expr, exclude_component_ref,
4251 
        is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
4252 
        graphite_cannot_represent_loop_niter, struct scopdet_info,
4253 
        scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
4254 
        find_single_entry_edge, find_single_exit_edge,
4255 
        create_single_entry_edge, sd_region_without_exit,
4256 
        create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
4257 
        create_sese_edges, build_graphite_scops, limit_scops, build_scops):
4258 
        Moved to graphite-scop-detection.c.
4259 
 
4260 
        * graphite-scop-detection.c: New.
4261 
        * graphite-scop-detection.h: New.
4262 
        * Makefile.in: Add new rule for graphite-scop-detection.o.
4263 
 
4264 
        * sese.c: Include tree-chrec.h, tree-data-ref.h, and
4265 
        tree-scalar-evolution.h.
4266 
        (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
4267 
        build_sese_loop_nests): Moved here from graphite.c.
4268 
        (param_index): Renamed parameter_index_in_region.
4269 
 
4270 
2009-02-18  Tobias Grosser
4271 
            Sebastian Pop
4272 
 
4273 
        * gcc.dg/graphite/block-0.c: Expected to fail now.
4274 
        * gcc.dg/graphite/block-1.c: Same.
4275 
        * gcc.dg/graphite/block-5.c: Same.
4276 
        * gcc.dg/graphite/block-6.c: Same.
4277 
 
4278 
2009-02-18  Tobias Grosser
4279 
            Sebastian Pop
4280 
 
4281 
        * graphite.h: Separate from graphite_bb_p the polyhedral
4282 
        representation in poly_bb_p and the GCC specifics in gimple_bb_p.
4283 
        (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
4284 
        graphite-data-ref.h.
4285 
        (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
4286 
        PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
4287 
        pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
4288 
        SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
4289 
        SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
4290 
        scop_nb_params): Moved to graphite-poly.h.
4291 
        * graphite-data-ref.c: Same.
4292 
        * graphite-data-ref.h: New.
4293 
        * graphite.c: Same.
4294 
        (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
4295 
        graphite_trans_bb_strip_mine, strip_mine_profitable_p,
4296 
        is_interchange_valid, graphite_trans_bb_block,
4297 
        graphite_trans_loop_block, scop_max_loop_depth,
4298 
        graphite_trans_scop_block, graphite_apply_transformations,
4299 
        new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
4300 
        graphite-poly.c.
4301 
        * graphite-poly.h: New.
4302 
        * graphite-poly.c: New.
4303 
        * Makefile.in (OBJS-common): Add graphite-poly.o.
4304 
        (graphite-poly.o): New rule.
4305 
        * tree-data-ref.h (struct data_reference): Remove unused scop field.
4306 
        (DR_SCOP): Removed.
4307 
 
4308 
2009-02-18  Sebastian Pop
4309 
            Tobias Grosser
4310 
 
4311 
        * graphite.c: Replace gb -> gbb.
4312 
        * graphite.h: Same.
4313 
        * graphite-data-ref.c: Same.
4314 
 
4315 
2009-02-18  Sebastian Pop
4316 
            Tobias Grosser
4317 
 
4318 
        * Makefile.in (OBJS-commmon): Add sese.o.
4319 
        (sese.o): New.
4320 
        (graphite.o): Add sese.h.
4321 
        * graphite.c (bb_in_ss_p, loop_in_sese_p,
4322 
        sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
4323 
        sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
4324 
        Move to sese.
4325 
        (block_before_scop): Add missing return.
4326 
        (new_scop, free_scop): Remove SESE data structures.
4327 
        (scop_record_loop, scan_tree_for_params, find_params_in_bb,
4328 
        find_scop_parameters, build_loop_iteration_domains,
4329 
        add_conditions_to_domain, register_scop_liveout_renames,
4330 
        copy_bb_and_scalar_dependences): Scop -> SESE.
4331 
 
4332 
        (add_conditions_to_domain): SCoP -> SESE and remove check
4333 
        (scop_contains_non_iv_scalar_phi_nodes): New.
4334 
        (build_scop_conditions_1, build_scop_conditions): Remove check for
4335 
        non iv scalar phi nodes.
4336 
        (print_scop_statistics): New.
4337 
        (graphite_transform_loops): Cleanup.
4338 
 
4339 
        * graphite.h: Move to sese & cleanup.
4340 
        * sese.c: New.
4341 
        * sese.h: New.
4342 
 
4343 
2009-02-16  Sebastian Pop
4344 
            Tobias Grosser
4345 
 
4346 
        * graphite.c (build_scop_conditions_1): Conditions are only
4347 
        at the end of a basic block.
4348 
 
4349 
2009-02-16  Sebastian Pop
4350 
            Tobias Grosser
4351 
 
4352 
        * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
4353 
        field.
4354 
        (GBB_ALPHA): Removed.
4355 
 
4356 
2009-02-16  Sebastian Pop
4357 
            Tobias Grosser
4358 
 
4359 
        * graphite-data-ref.c (graphite_test_dependence): Don't use
4360 
        GBB_DYNAMIC_SCHEDULE.
4361 
        * graphite.c (new_graphite_bb): Same.
4362 
        (free_graphite_bb): Same.
4363 
        (build_scop_dynamic_schedules): Removed.
4364 
        (graphite_transform_loops): Don't call it.
4365 
        * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
4366 
        (GBB_DYNAMIC_SCHEDULE): Removed.
4367 
 
4368 
2009-02-16  Sebastian Pop
4369 
            Tobias Grosser
4370 
 
4371 
        * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
4372 
        (print_graphite_bb): Same.
4373 
        (build_cloog_prog): Same.
4374 
 
4375 
2009-02-16  Sebastian Pop
4376 
            Tobias Grosser
4377 
 
4378 
        * graphite.c (build_cloog_prog): Don't use CloogMatrix.
4379 
 
4380 
2009-02-16  Sebastian Pop
4381 
            Tobias Grosser
4382 
 
4383 
        * graphite.c (build_scop_context): Don't use CloogMatrix.
4384 
        * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
4385 
        * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
4386 
 
4387 
2009-02-16  Sebastian Pop
4388 
            Tobias Grosser
4389 
 
4390 
        * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
4391 
        liveout_renames, add_params fields...
4392 
        (struct sese): ... here.
4393 
        (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
4394 
        SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
4395 
 
4396 
2009-02-16  Sebastian Pop
4397 
            Tobias Grosser
4398 
 
4399 
        * graphite.c (print_scop): Do not print the CLooG program.
4400 
        (new_scop, free_scop, initialize_cloog_names, build_scop_context,
4401 
        build_cloog_prog, gloog): Don't use SCOP_PROG.
4402 
        (find_transform): Renamed scop_to_clast.
4403 
        (print_generated_program, debug_generated_program): New.
4404 
        (graphite_transform_loops): Adapt to new interface.
4405 
        * graphite.h (struct scop): Remove program field.
4406 
        (SCOP_PROG): Removed.
4407 
        (print_generated_program, debug_generated_program): Declared.
4408 
 
4409 
2009-02-16  Sebastian Pop
4410 
 
4411 
        * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
4412 
        (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
4413 
        * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
4414 
        free_graphite_bb, build_scop_canonical_schedules,
4415 
        graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
4416 
        schedules are now represented using a ppl_Linear_Expression_t.
4417 
        * graphite.h (struct graphite_bb): Same.
4418 
        * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
4419 
        * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
4420 
 
4421 
2009-02-15  Sebastian Pop
4422 
 
4423 
        * graphite.c: Free local memory.
4424 
        * graphite-ppl.c: Same.
4425 
 
4426 
2009-02-15  Sebastian Pop
4427 
 
4428 
        * graphite.c (const_column_index, get_first_matching_sign_row_index,
4429 
        get_lower_bound_row, get_upper_bound_row, copy_constraint,
4430 
        swap_constraint_variables, scale_constraint_variable): Removed.
4431 
        (graphite_trans_bb_strip_mine): Remove pong.
4432 
        * graphite-ppl.c: Include missing header files.
4433 
        (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
4434 
        * graphite-ppl.h (ppl_strip_loop): Declared.
4435 
        * Makefile.in (graphite-ppl.o): Adjust dependences.
4436 
 
4437 
2009-02-14  Sebastian Pop
4438 
 
4439 
        * graphite.c (build_loop_iteration_domains): Remove ping pong.
4440 
        (build_scop_iteration_domain): Same.
4441 
 
4442 
2009-02-13  Sebastian Pop
4443 
 
4444 
        * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4445 
        ping pong.
4446 
        (add_value_to_dim, scan_tree_for_params_right_scev,
4447 
        scan_tree_for_params_int): New.
4448 
        * graphite-ppl.c (oppose_constraint): New.
4449 
        (insert_constraint_into_matrix): Implement missing cases.
4450 
        * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4451 
 
4452 
2009-02-13  Sebastian Pop
4453 
 
4454 
        * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4455 
        use ppl_move_dimension.
4456 
 
4457 
2009-02-12  Sebastian Pop
4458 
 
4459 
        * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
4460 
        * graphite.c: Same.
4461 
        * graphite.h: Same.
4462 
        * graphite-ppl.c: Same.
4463 
        * graphite-ppl.h: Same.
4464 
 
4465 
2009-02-12  Sebastian Pop
4466 
 
4467 
        Revert last 3 commits.
4468 
 
4469 
2009-02-10  Sebastian Pop
4470 
 
4471 
        * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4472 
        ping pong.
4473 
        (add_value_to_dim, scan_tree_for_params_right_scev,
4474 
        scan_tree_for_params_int): New.
4475 
        * graphite-ppl.c (oppose_constraint): New.
4476 
        (insert_constraint_into_matrix): Implement missing cases.
4477 
        * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4478 
 
4479 
2009-02-10  Sebastian Pop
4480 
 
4481 
        * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
4482 
 
4483 
2009-02-10  Sebastian Pop
4484 
            Tobias Grosser
4485 
 
4486 
        * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4487 
        use ppl_move_dimension.
4488 
        * graphite-ppl.c (ppl_move_dimension): New.
4489 
        * graphite-ppl.h (ppl_move_dimension): Declared.
4490 
 
4491 
2009-02-10  Sebastian Pop
4492 
 
4493 
        * graphite.c: Do not include cloog/cloog.h.
4494 
        (print_graphite_bb): Remove ping pong, call PPL print function.
4495 
 
4496 
2009-02-10  Tobias Grosser
4497 
 
4498 
        * Makefile.in (OBJS-common): Add graphite-ppl.o.
4499 
        (graphite.o): Add dependence on graphite-ppl.h.
4500 
        (graphite-ppl.o): New.
4501 
        (graphite-data-ref.c): Ping pong between PPL data structures
4502 
        and matrices.
4503 
        * graphite-ppl.c: New.
4504 
        * graphite-ppl.h: New.
4505 
        * graphite.c: Include graphite-ppl.h.
4506 
        (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
4507 
        graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
4508 
        Ping pong between PPL data structures and matrices.
4509 
        (new_graphite_bb): Create a PPL constraint system.
4510 
        Call ppl_delete_Constraint_System instead of cloog_matrix_free.
4511 
        (build_loop_iteration_domains): Use PPL functions.
4512 
        * graphite.h: Include graphite-ppl.h.  Fix comments.
4513 
        (graphite_bb): Use a ppl_Constraint_System_t instead of
4514 
        CloogMatrix for representing the domain.
4515 
        (scop): Remove static_schedule.
4516 
        (gbb_nb_loops): Ping pong between PPL data structures and matrices.
4517 
 
4518 
2009-02-06  Sebastian Pop
4519 
 
4520 
        * graphite.c: Fix some comments.
4521 
 
4522 
2009-02-05  Sebastian Pop
4523 
 
4524 
        PR middle-end/38953
4525 
        * graphite.c (if_region_set_false_region): After moving a region
4526 
        in the false branch of a condition, remove the empty dummy
4527 
        basic block.
4528 
        (gloog): Remove wrong fix for PR38953.
4529 
 
4530 
2009-02-03  Tobias Grosser
4531 
 
4532 
        * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
4533 
        sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
4534 
        register_bb_in_sese, new_sese, free_sese): Moved.
4535 
        (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
4536 
        outermost_loop_in_scop, build_scop_iteration_domain,
4537 
        expand_scalar_variables_ssa_name, get_vdef_before_scop,
4538 
        limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
4539 
        Use loop_in_sese_p instead of loop_in_scop_p.
4540 
        (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
4541 
        (free_scop): Do not free SCOP_BBS_B.
4542 
        (nb_loops_around_loop_in_scop, nb_loops_around_gb,
4543 
        ref_nb_loops): Moved here...
4544 
        * graphite.h (ref_nb_loops): ... from here.
4545 
        (struct scop): Remove bbs_b bitmap.
4546 
        (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
4547 
        * gcc.dg/graphite/scop-19.c: New
4548 
 
4549 
2009-02-03  Tobias Grosser
4550 
 
4551 
        * graphite.c (scopdet_basic_block_info): Fix bug in scop
4552 
        detection.
4553 
 
4554 
2009-01-30  Tobias Grosser
4555 
 
4556 
        * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
4557 
        eq_loop_to_cloog_loop): Remove.
4558 
        (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
4559 
        * graphite.h (struct scop): Remove loop2cloog_loop.
4560 
        (loop_domain_dim, loop_iteration_vector_dim): Remove.
4561 
 
4562 
2009-01-30  Tobias Grosser
4563 
 
4564 
        * opts.c (decode_options): Only add graphite options to O2
4565 
        if we compile with graphite enabled.
4566 
 
4567 
2009-01-26  Sebastian Pop
4568 
 
4569 
        * Merge from mainline (r143163:143684).
4570 
 
4571 
2009-01-26  Sebastian Pop
4572 
 
4573 
        * graphite.c (debug_value): Removed.
4574 
        * graphite.h (debug_value): Removed.
4575 
 
4576 
2009-01-23  Sebastian Pop
4577 
 
4578 
        * passes.c (init_optimization_passes): Do not call pass_copy_prop
4579 
        after graphite: pass_copy_prop does not maintain a proper loop closed
4580 
        SSA form.  pass_copy_prop should be fixed.
4581 
 
4582 
2009-01-23  Sebastian Pop
4583 
 
4584 
        * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
4585 
 
4586 
2009-01-23  Sebastian Pop
4587 
 
4588 
        * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
4589 
        (gloog): Split the exit of the scop when the scop exit is a loop exit.
4590 
        (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
4591 
        changed the CFG.
4592 
 
4593 
2009-01-20  Sebastian Pop
4594 
 
4595 
        * graphite.c (gloog): Return true when code gen succeeded.
4596 
        (graphite_transform_loops): Do not call cleanup_tree_cfg if
4597 
        the code of the function did not changed.  After cleanup_tree_cfg
4598 
        call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
4599 
        form.
4600 
 
4601 
2009-01-19  Sebastian Pop
4602 
 
4603 
        * graphite.c (stmt_simple_for_scop_p): Also handle cases when
4604 
        gimple_call_lhs is NULL.
4605 
 
4606 
2009-01-16  Sebastian Pop
4607 
            Tobias Grosser
4608 
 
4609 
        * graphite.c (graphite_trans_scop_block): Do not block single
4610 
        nested loops.
4611 
 
4612 
2009-01-15  Sebastian Pop
4613 
            Tobias Grosser
4614 
 
4615 
        * graphite.c (build_scop_canonical_schedules): Start schedules at
4616 
        zero.
4617 
 
4618 
2009-01-15  Sebastian Pop
4619 
            Tobias Grosser
4620 
 
4621 
        * graphite.c (compare_prefix_loops): New.
4622 
        (build_scop_canonical_schedules): Rewritten.
4623 
        (graphite_transform_loops): Move build_scop_canonical_schedules
4624 
        after build_scop_iteration_domain.
4625 
 
4626 
2009-01-14  Sebastian Pop
4627 
            Tobias Grosser
4628 
 
4629 
        * graphite.c (add_conditions_to_domain): Add the loops to
4630 
        the dimension of the iteration domain.  Do copy the domain
4631 
        only when it exists.
4632 
        (build_scop_conditions_1): Do not call add_conditions_to_domain.
4633 
        (add_conditions_to_constraints): New.
4634 
        (can_generate_code_stmt, can_generate_code): Removed.
4635 
        (gloog): Do not call can_generate_code.
4636 
        (graphite_transform_loops): Call add_conditions_to_constraints
4637 
        after building the iteration domain.
4638 
 
4639 
2009-01-14  Sebastian Pop
4640 
            Tobias Grosser
4641 
            Jan Sjodin
4642 
 
4643 
        * graphite.c (scan_tree_for_params): On substractions negate
4644 
        all the coefficients of the term.
4645 
        (clast_to_gcc_expression_red): New.  Handle reduction expressions
4646 
        of more than two operands.
4647 
        (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
4648 
        (get_vdef_before_scop): Handle also the case of default definitions.
4649 
 
4650 
2009-01-14  Sebastian Pop
4651 
 
4652 
        PR middle-end/38431
4653 
        * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
4654 
        (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
4655 
        (gloog): Do not call cleanup_tree_cfg.
4656 
        (graphite_transform_loops): Call cleanup_tree_cfg after all
4657 
        scops have been code generated.
4658 
 
4659 
2009-01-13  Sebastian Pop
4660 
 
4661 
        * passes.c (init_optimization_passes): Schedule after
4662 
        graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
4663 
 
4664 
2009-01-13  Sebastian Pop
4665 
 
4666 
        * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
4667 
        Fix comment.
4668 
        (expand_scalar_variables_ssa_name): Do not pass loop_p.  Fix comment.
4669 
        Set the type of an expression to the type of its assign statement.
4670 
        (expand_scalar_variables_expr):  Do not pass loop_p.
4671 
        Fix comment.  Stop recursion on tcc_constant or tcc_declaration.
4672 
        (copy_bb_and_scalar_dependences): Do not pass loop_p.
4673 
        (translate_clast): Update call to copy_bb_and_scalar_dependences.
4674 
 
4675 
2009-01-11  Sebastian Pop
4676 
 
4677 
        * graphite.c (expand_scalar_variables_ssa_name): Set the type of
4678 
        an expression to the gimple_expr_type of its assign statement.
4679 
        (expand_scalar_variables_expr): Stop recursion on tcc_constant
4680 
        or tcc_declaration.
4681 
 
4682 
2009-01-11  Sebastian Pop
4683 
 
4684 
        PR tree-optimization/38786
4685 
        * gcc.dg/graphite/pr38786.c: New.
4686 
        * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
4687 
        the SSA_NAME case of expand_scalar_variables_expr.
4688 
        (expand_scalar_variables_expr): Also gather the scalar computation
4689 
        used to index the memory access.
4690 
        (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
4691 
        the gimple_stmt_iterator where it inserts new code.
4692 
 
4693 
2009-01-10  Sebastian Pop
4694 
 
4695 
        * gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
4696 
 
4697 
2009-01-10  Sebastian Pop
4698 
 
4699 
        * opts.c (decode_options): Enable flag_graphite_identity and
4700 
        flag_loop_block in -O2 and above.
4701 
 
4702 
2009-01-08  Sebastian Pop
4703 
 
4704 
        * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
4705 
        Fix merge problem: replace with the file from trunk.
4706 
 
4707 
2009-01-08  Sebastian Pop
4708 
 
4709 
        * Merge from mainline (r141727:143163).
4710 
 
4711 
2009-01-07  Sebastian Pop
4712 
            Jan Sjodin
4713 
 
4714 
        PR tree-optimization/38559
4715 
        * gcc.dg/graphite/pr38559.c: New.
4716 
 
4717 
        * graphite.c (debug_value, copy_constraint,
4718 
        swap_constraint_variables, scale_constraint_variable, ): New.
4719 
        (get_lower_bound, get_upper_bound): Removed.
4720 
        (graphite_trans_bb_strip_mine): Clean up this code that works
4721 
        only for constant number of iterations.  Fully copy upper and
4722 
        lower bound constraints, not only the constant part of them.
4723 
        * graphite.h (debug_value): Declared.
4724 
 
4725 
2009-01-06  Jan Sjodin
4726 
 
4727 
        PR tree-optimization/38492
4728 
        PR tree-optimization/38498
4729 
        * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
4730 
        * tree-chrec.h (scev_is_linear_expression): Declared.
4731 
        * graphite.c (graphite_cannot_represent_loop_niter): New.
4732 
        (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
4733 
        (graphite_loop_normal_form): Use gcc_assert.
4734 
        (scan_tree_for_params): Use CASE_CONVERT.
4735 
        (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
4736 
        (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
4737 
        Use gcc_assert.  Discard scops that contain unhandled cases.
4738 
        (build_scop_conditions): Return a boolean status for unhandled cases.
4739 
        (strip_mine_profitable_p): Print the loop number, not its depth.
4740 
        (is_interchange_valid): Pass the depth of the loop nest, don't
4741 
        recompute it wrongly.
4742 
        (graphite_trans_bb_block): Same.
4743 
        (graphite_trans_bb_block): Print tentative of loop blocking.
4744 
        (graphite_trans_scop_block): Do not print that the loop has been
4745 
        blocked.
4746 
        (graphite_transform_loops): Do not handle scops that contain condition
4747 
        scalar phi nodes.
4748 
 
4749 
        * gcc.dg/graphite/pr38500.c: Fixed warning as committed
4750 
        in trunk.
4751 
        * gcc.dg/graphite/block-0.c: Update test.
4752 
        * gcc.dg/graphite/block-1.c: Same.
4753 
        * gcc.dg/graphite/block-2.c: Remove xfail and test for
4754 
        blocking.
4755 
        * gcc.dg/graphite/block-4.c: Remove test for strip mine.
4756 
        * gcc.dg/graphite/block-3.c: New.
4757 
        * gcc.dg/graphite/pr38498.c: New.
4758 
 
4759 
2008-12-22  Harsha Jagasia
4760 
 
4761 
        PR tree-optimization/38510
4762 
        * gcc.dg/graphite/pr38510.c: New.
4763 
        * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
4764 
          (translate_clast): Call recompute_all_dominators before
4765 
          graphite_verify.
4766 
          (gloog): Call recompute_all_dominators before graphite_verify.
4767 
 
4768 
2008-12-12  Sebastian Pop
4769 
 
4770 
        PR tree-optimization/38492
4771 
        * graphite.c (rename_map_elt, debug_rename_elt,
4772 
        debug_rename_map_1, debug_rename_map, new_rename_map_elt,
4773 
        rename_map_elt_info, eq_rename_map_elts,
4774 
        get_new_name_from_old_name, bb_in_sese_p): Moved around.
4775 
        (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
4776 
        (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
4777 
        (sese_build_livein_liveouts): New.
4778 
        (new_sese, free_sese): New.
4779 
        (new_scop): Call new_sese.
4780 
        (free_scop): Call free_sese.
4781 
        (rename_variables_from_edge, rename_phis_end_scop): Removed.
4782 
        (register_old_new_names): Renamed register_old_and_new_names.
4783 
        (register_scop_liveout_renames, add_loop_exit_phis,
4784 
        insert_loop_close_phis, struct igp,
4785 
        default_liveout_before_guard, add_guard_exit_phis,
4786 
        insert_guard_phis, copy_renames): New.
4787 
        (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
4788 
        (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
4789 
        (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
4790 
        (scop_adjust_phis_for_liveouts): New.
4791 
        (gloog): Call scop_adjust_phis_for_liveouts.
4792 
 
4793 
        * graphite.h (struct sese): Documented.  Added fields liveout,
4794 
        num_ver and livein.
4795 
        (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
4796 
        (new_sese, free_sese, sese_build_livein_liveouts): Declared.
4797 
        (struct scop): Added field liveout_renames.
4798 
        (SCOP_LIVEOUT_RENAMES): New.
4799 
 
4800 
2008-12-11  Sebastian Pop
4801 
 
4802 
        PR tree-optimization/38409
4803 
        * gcc.dg/graphite/pr38409.c: New.
4804 
        * graphite.c (nb_reductions_in_loop): Use simple_iv.
4805 
 
4806 
2008-12-11  Sebastian Pop
4807 
 
4808 
        * graphite.c (gcc_type_for_cloog_iv): By default return
4809 
        integer_type_node.
4810 
        (graphite_create_new_loop): Don't fold_convert the already
4811 
        fold_convert-ed expression.
4812 
 
4813 
2008-12-11  Harsha Jagasia
4814 
 
4815 
        PR tree-optimization/38446
4816 
        * gcc.dg/graphite/pr38446.c: New.
4817 
        * graphite.c (register_bb_in_sese): New.
4818 
        (bb_in_sese_p): Check if bb belongs to sese region by explicitly
4819 
        looking at the bbs in the region.
4820 
        * graphite.h (sese): Add region_basic_blocks pointer set to
4821 
        structure and initialize at the time of defining new scop.
4822 
 
4823 
2008-12-11  Tobias Grosser
4824 
 
4825 
        * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
4826 
        (find_params_in_bb): Do not free data refs.
4827 
        (free_graphite_bb): Add FIXME on disabled free_data_refs.
4828 
 
4829 
2008-12-11  Sebastian Pop
4830 
 
4831 
        * gcc.dg/graphite/scop-16.c: Test only scop specific info.
4832 
        * gcc.dg/graphite/scop-17.c: Same.
4833 
        * gcc.dg/graphite/block-5.c: New.
4834 
        * gcc.dg/graphite/block-6.c: New.
4835 
        * gcc.dg/graphite/pr37485.c: Clean dump file after.
4836 
        * gcc.dg/graphite/pr37684.c: Same.
4837 
        * gcc.dg/graphite/block-2.c: Same.
4838 
 
4839 
        * graphite.c (struct ivtype_map_elt): New.
4840 
        (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
4841 
        new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
4842 
        gcc_type_for_cloog_iv): New.
4843 
        (loop_iv_stack_patch_for_consts): Use the type of the induction
4844 
        variable from the original loop, except for the automatically
4845 
        generated loops, i.e., in the case of a strip-mined loop, in
4846 
        which case there is no original loop: in that case just use
4847 
        integer_type_node.
4848 
        (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
4849 
        (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
4850 
        (clast_name_to_gcc): Accept params to be NULL.
4851 
        (clast_to_gcc_expression): Take an extra parameter for the type.
4852 
        Convert to that type all the expressions built by this function.
4853 
        (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
4854 
        (graphite_translate_clast_equation): Compute the type of the
4855 
        clast_equation before translating its LHS and RHS.
4856 
        (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
4857 
        (graphite_create_new_loop): Compute the type of the induction
4858 
        variable before translating the lower and upper bounds and before
4859 
        creating the induction variable.
4860 
        (rename_variables_from_edge, rename_phis_end_scop): New.
4861 
        (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
4862 
        (sese_add_exit_phis_edge): Do not use integer_zero_node.
4863 
        (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
4864 
        compute_cloog_iv_types): New.
4865 
        (gloog): Call compute_cloog_iv_types before starting the
4866 
        translation of the clast.
4867 
 
4868 
        * graphite.h (struct graphite_bb): New field cloog_iv_types.
4869 
        (GBB_CLOOG_IV_TYPES): New.
4870 
        (debug_ivtype_map): Declared.
4871 
        (oldiv_for_loop): New.
4872 
 
4873 
2008-12-10  Tobias Grosser
4874 
 
4875 
        PR middle-end/38459
4876 
        * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
4877 
        (param_index): Assert if parameter is not know after parameter
4878 
        detection.
4879 
        (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
4880 
        (find_scop_parameters): Mark, that we have finished parameter
4881 
        detection.
4882 
        (graphite_transform_loops): Move condition detection before parameter
4883 
        detection.
4884 
        * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
4885 
        * gfortran.dg/graphite/pr38459.f90: New.
4886 
 
4887 
2008-12-09  Tobias Grosser
4888 
 
4889 
        * graphite.c (graphite_transform_loops): Always call find_transform ()
4890 
        in ENABLE_CHECKING.  So we test these code paths, even if we do not
4891 
        generate code.
4892 
 
4893 
2008-12-09  Tobias Grosser
4894 
 
4895 
        * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
4896 
        (print_scop): Ditto.
4897 
 
4898 
2008-12-08  Tobias Grosser
4899 
 
4900 
        PR middle-end/38084
4901 
        Fix gfortran.dg/graphite/id-3.f90.
4902 
        * graphite.c (scopdet_basic_block_info): Fix bug that found some
4903 
        regions more than once.
4904 
 
4905 
2008-12-03  Sebastian Pop
4906 
 
4907 
        Fix gfortran.dg/graphite/id-4.f90.
4908 
        * graphite.c (scan_tree_for_params): Do not compute the multiplicand
4909 
        when not needed.
4910 
 
4911 
2008-12-03  Sebastian Pop
4912 
 
4913 
        Fix gfortran.dg/graphite/id-1.f90.
4914 
        * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
4915 
        (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
4916 
        (max_precision_type): New.
4917 
        (value_clast): Removed.
4918 
        (clast_to_gcc_expression): Be more careful to types of expressions.
4919 
        Use max_precision_type and update use of gmp_cst_to_tree.
4920 
        (graphite_translate_clast_equation): Use max_precision_type.
4921 
        (graphite_create_guard_cond_expr): Do not use integer_type_node,
4922 
        use the type of the condition.
4923 
        (graphite_create_new_loop): Do not use integer_type_node, use the
4924 
        max_precision_type of lb and ub.
4925 
 
4926 
2008-12-03  Sebastian Pop
4927 
 
4928 
        * graphite.c (build_scops_1): Initialize open_scop.exit
4929 
        and sinfo.last.
4930 
 
4931 
2008-12-02  Sebastian Pop
4932 
 
4933 
        * gcc.dg/graphite/pr38084.c: New.
4934 
        * gfortran.dg/graphite/id-1.f90: New.
4935 
        * gfortran.dg/graphite/id-2.f90: New.
4936 
        * gfortran.dg/graphite/id-3.f90: New.
4937 
        * gfortran.dg/graphite/id-4.f90: New.
4938 
        * gfortran.dg/graphite/pr37857.f90: New.
4939 
 
4940 
2008-12-02  Sebastian Pop
4941 
            Jan Sjodin
4942 
            Harsha Jagasia
4943 
 
4944 
        PR middle-end/37852
4945 
        PR middle-end/37883
4946 
        PR middle-end/37928
4947 
        PR middle-end/37980
4948 
        PR middle-end/38038
4949 
        PR middle-end/38039
4950 
        PR middle-end/38073
4951 
        PR middle-end/38083
4952 
        PR middle-end/38125
4953 
 
4954 
        * gcc.dg/graphite/pr38073.c: New.
4955 
        * gcc.dg/graphite/pr37928.c: New.
4956 
        * gcc.dg/graphite/pr37883.c: New.
4957 
        * gcc.dg/graphite/pr38125.c: New.
4958 
        * gfortran.dg/graphite/pr38083.f90: New.
4959 
        * gfortran.dg/graphite/pr37852.f90: New.
4960 
        * gfortran.dg/graphite/pr37980.f90: New.
4961 
 
4962 
        * gcc.dg/graphite/scop-18.c: Remove reduction, test for
4963 
        the number of detected scops.  Copy exact same test for loop
4964 
        blocking...
4965 
        * gcc.dg/graphite/block-1.c: Fix the number of expected
4966 
        loops to be blocked as reductions are not handled.
4967 
        * gcc.dg/graphite/block-4.c: ...here.  New.
4968 
 
4969 
        * tree-phinodes.c (remove_phi_nodes): New, extracted from...
4970 
        * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
4971 
        ...here.
4972 
        * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
4973 
        * Makefile.in (graphite.o): Depend on value-prof.h.
4974 
        (graphite.o-warn): Removed -Wno-error.
4975 
        * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
4976 
        to be a NULL pointer.  Call update_stmt.  Return the newly created
4977 
        cannonical induction variable.
4978 
 
4979 
        * graphite.h (debug_rename_map): Declared.  Fix some comments.
4980 
 
4981 
        * graphite.c: Reimplement the code generation from graphite to gimple.
4982 
        Include value-prof.h.
4983 
        (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
4984 
        (get_old_iv_from_ssa_name): Removed.
4985 
        (graphite_stmt_p): New.
4986 
        (new_graphite_bb): Test for useful statements before building a
4987 
        graphite statement for the basic block.
4988 
        (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
4989 
        in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
4990 
        reason.
4991 
        (recompute_all_dominators, graphite_verify,
4992 
        nb_reductions_in_loop, graphite_loop_normal_form): New.
4993 
        (scop_record_loop): Call graphite_loop_normal_form.
4994 
        (build_scop_loop_nests): Iterate over all the blocks of the
4995 
        function instead of relying on the incomplete information from
4996 
        SCOP_BBS.  Return the success of the operation.
4997 
        (find_params_in_bb): Use the data from GBB_DATA_REFS.
4998 
        (add_bb_domains): Removed.
4999 
        (build_loop_iteration_domains): Don't call add_bb_domains.
5000 
        Add the iteration domain only to the basic blocks that have been
5001 
        translated to graphite.
5002 
        (build_scop_conditions_1): Add constraints only if the basic
5003 
        block have been translated to graphite.
5004 
        (build_scop_data_accesses): Completely disabled until data
5005 
        dependence is correctly implemented.
5006 
        (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
5007 
        (remove_all_edges_1, remove_all_edges): Removed.
5008 
        (get_new_name_from_old_name): New.
5009 
        (graphite_rename_variables_in_stmt): Renamed
5010 
        rename_variables_in_stmt.  Call get_new_name_from_old_name.
5011 
        Use replace_exp and update_stmt.
5012 
        (is_old_iv): Renamed is_iv.
5013 
        (expand_scalar_variables_stmt): Extra parameter for renaming map.
5014 
        Use replace_exp and update_stmt.
5015 
        (expand_scalar_variables_expr): Same.  Use the map to get the
5016 
        new names for the renaming of induction variables and for the
5017 
        renaming of variables after a basic block has been copied.
5018 
        (expand_scalar_variables): Same.
5019 
        (graphite_rename_variables): Renamed rename_variables.
5020 
        (move_phi_nodes): Removed.
5021 
        (get_false_edge_from_guard_bb): New.
5022 
        (build_iv_mapping): Do not insert the induction variable of a
5023 
        loop in the renaming iv map if the basic block does not belong
5024 
        to that loop.
5025 
        (register_old_new_names, graphite_copy_stmts_from_block,
5026 
        copy_bb_and_scalar_dependences): New.
5027 
        (translate_clast): Heavily reimplemented: copy basic blocks,
5028 
        do not move them.  Finally, in call cleanup_tree_cfg in gloog.
5029 
        At each translation step call graphite_verify ensuring the
5030 
        consistency of the SSA, loops and dominators information.
5031 
        (collect_virtual_phis, find_vdef_for_var_in_bb,
5032 
        find_vdef_for_var_1, find_vdef_for_var,
5033 
        patch_phis_for_virtual_defs): Removed huge hack.
5034 
        (mark_old_loops, remove_dead_loops, skip_phi_defs,
5035 
        collect_scop_exit_phi_args, patch_scop_exit_phi_args,
5036 
        gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
5037 
        (remove_sese_region, ifsese, if_region_entry, if_region_exit,
5038 
        if_region_get_condition_block, if_region_set_false_region,
5039 
        create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
5040 
        sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
5041 
        sese_add_exit_phis_edge, sese_add_exit_phis_var,
5042 
        rewrite_into_sese_closed_ssa): New.
5043 
        (gloog): Remove dead code.  Early return if code cannot be
5044 
        generated.  Call cleanup_tree_cfg once the scop has been code
5045 
        generated.
5046 
        (graphite_trans_scop_block, graphite_trans_loop_block): Do not
5047 
        block loops with less than two loops.
5048 
        (graphite_apply_transformations): Remove the call to
5049 
        scop_remove_ignoreable_gbbs.
5050 
        (limit_scops): When build_scop_loop_nests fails, continue on
5051 
        the next scop.  Fix open_scop.entry.
5052 
        (graphite_transform_loops): Call recompute_all_dominators: force the
5053 
        recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
5054 
        Call initialize_original_copy_tables and free_original_copy_tables
5055 
        to be able to copy basic blocks during code generation.
5056 
        When build_scop_loop_nests fails, continue on next scop.
5057 
        (value_clast): New union.
5058 
        (clast_to_gcc_expression): Fix type cast warning.
5059 
 
5060 
2008-11-09  Sebastian Pop
5061 
 
5062 
        * Merge from mainline (r140838:141727).
5063 
 
5064 
2008-11-05  Tobias Grosser
5065 
 
5066 
        PR middle-end/37833
5067 
 
5068 
        * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
5069 
 
5070 
2008-11-05  Tobias Grosser
5071 
 
5072 
        PR middle-end/37943
5073 
 
5074 
        * graphite.c (scopdet_basic_block_info): Fix loops with multiple
5075 
        exits and conditions.
5076 
        * gcc.dg/graphite/pr37943.c: New.
5077 
 
5078 
2008-10-23  Tobias Grosser
5079 
 
5080 
        PR middle-end/37886
5081 
        * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
5082 
 
5083 
2008-10-23  Tobias Grosser
5084 
 
5085 
        * doc/invoke.texi: Fix spaces.
5086 
 
5087 
2008-10-22  Sebastian Pop
5088 
 
5089 
        PR tree-optimization/37891
5090 
        Reverted last commit.
5091 
        * graphite.c (create_single_entry_edge): Set
5092 
        EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
5093 
 
5094 
2008-10-21  Sebastian Pop
5095 
            Mitul Thakkar
5096 
 
5097 
        * graphite.c (create_single_entry_edge): Set
5098 
        EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
5099 
 
5100 
2008-10-16  Tobias Grosser
5101 
 
5102 
        * doc/invoke.texi: Add -fgraphite-identity.
5103 
        * graphite.c (graphite_apply_transformations): Check for
5104 
        -fgraphite-identity.
5105 
        * toplev.c (process_options): Add flag_graphite_identity.
5106 
        * tree-ssa-loop.c: Add flag_graphite_identity.
5107 
 
5108 
2008-10-14  Sebastian Pop
5109 
 
5110 
        Undo changes from 2008-10-02:
5111 
        * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
5112 
        operand type when copying the operand to a variable of different type.
5113 
        * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
5114 
        with the IV name after increment.
5115 
 
5116 
2008-10-14  Sebastian Pop
5117 
            Harsha Jagasia
5118 
 
5119 
        PR tree-optimization/37828
5120 
        * gcc.dg/graphite/pr37828.c: New.
5121 
        * graphite.c (graphite_trans_loop_block): Do not loop block
5122 
        single nested loops.
5123 
 
5124 
2008-10-09  Harsha Jagasia
5125 
            Sebastian Pop
5126 
 
5127 
        * graphite.c (struct rename_map_elt, new_rename_map_elt,
5128 
        rename_map_elt_info, eq_rename_map_elts): New.
5129 
        (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
5130 
        (expand_scalar_variables_expr): Change parameters.
5131 
        (expand_scalar_variables_stmt): Same.
5132 
        (expand_scalar_variables): Same.
5133 
        (graphite_rename_ivs): Rename graphite_rename_variables.
5134 
        (build_iv_mapping): New.
5135 
        (translate_clast): Call build_iv_mapping.
5136 
        * graphite.h (gbb_p): New name.
5137 
 
5138 
2008-10-03  Harsha Jagasia
5139 
 
5140 
        PR tree-optimization/37684
5141 
        * gcc.dg/graphite/pr37684.c: New.
5142 
        * graphite.c (exclude_component_ref): New.
5143 
        (is_simple_operand): Call exclude_component_ref.
5144 
 
5145 
2008-10-02  Jan Sjodin
5146 
            Harsha Jagasia
5147 
 
5148 
        PR tree-optimization/37485
5149 
        * gcc.dg/graphite/block-2.c: New
5150 
        * graphite.c (gmp_cst_to_tree): Moved.
5151 
        (iv_stack_entry_is_constant): New.
5152 
        (iv_stack_entry_is_iv): New.
5153 
        (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
5154 
        (loop_iv_stack_insert_constant): New.
5155 
        (loop_iv_stack_pop): Use new datatpype.
5156 
        (loop_iv_stack_get_iv): Same.
5157 
        (loop_iv_stack_get_iv_from_name): Same.
5158 
        (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
5159 
        (loop_iv_stack_patch_for_consts): New.
5160 
        (loop_iv_stack_remove_constants): New.
5161 
        (graphite_create_new_loop): Use loop_iv_stack_push_iv.
5162 
        (translate_clast): Call loop_iv_stack_patch_for_consts and
5163 
        loop_iv_stack_remove_constants.
5164 
        (gloog): Use new datatype.  Redirect construction edge to end
5165 
        block to avoid accidental deletion.
5166 
        * graphite.h (enum iv_stack_entry_kind): New.  Tag for data in
5167 
        iv stack entry.
5168 
        (union iv_stack_entry_data): New.  Data in iv stack entry.
5169 
        (struct iv_stack_entry): New.  Datatype for iv stack entries.
5170 
 
5171 
2008-10-02  Sebastian Pop
5172 
 
5173 
        * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
5174 
        operand type when copying the operand to a variable of different type.
5175 
 
5176 
2008-10-02  Sebastian Pop
5177 
 
5178 
        * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
5179 
        with the IV name after increment.
5180 
 
5181 
2008-10-02  Sebastian Pop
5182 
 
5183 
        * Merge from mainline (r140164:140838).
5184 
 
5185 
2008-09-10  Konrad Trifunovic
5186 
 
5187 
        * graphite-data-ref.c: New.
5188 
        * graphite.c (print_scop): Also dump the dependence graph.
5189 
        (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
5190 
        (new_scop): Initialize SCOP_DEP_GRAPH.
5191 
        (build_scop_dynamic_schedules): New.
5192 
        (build_access_matrix_with_af): Fixed column numbering.
5193 
        (graphite_transform_loops): Call build_scop_dynamic_schedules.
5194 
        * graphite.h: Add ifndef/define guards against multiple inclusion.
5195 
        (struct scop): Add dep_graph field.
5196 
        (SCOP_DEP_GRAPH): Defined.
5197 
        (ref_nb_loops): Fixed and moved to other position.
5198 
        (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
5199 
        (nb_loops_around_loop_in_scop): New.
5200 
        (graphite_dump_dependence_graph): Declared.
5201 
        (graphite_build_rdg_all_levels): Declared.
5202 
        (graphite_test_dependence): Declared.
5203 
        * Makefile.in (graphite-data-ref.o): New target.
5204 
 
5205 
2008-09-09  Sebastian Pop
5206 
 
5207 
        * Merge from mainline (139870:140164).
5208 
 
5209 
2008-09-01  Sebastian Pop
5210 
 
5211 
        * Merge from mainline (138275:139870).
5212 
        * gcc.dg/graphite/scop-matmult.c: XFailed as one of
5213 
        the commits from trunk broke the niter detection.
5214 
 
5215 
2008-09-01  Sebastian Pop
5216 
 
5217 
        * graphite.c: Add more documentation.  Fix formatting.
5218 
        (debug_loop_vec, debug_oldivs, loop_iv_stack,
5219 
        loop_iv_stack_debug): Moved...
5220 
        (schedule_to_scattering): Move before use.
5221 
        (dot_all_scops): Include in "#if 0" the code for system
5222 
        call dotty.
5223 
 
5224 
        * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
5225 
        loop_iv_stack_debug): ...here.
5226 
 
5227 
2008-08-29  Jan Sjodin
5228 
 
5229 
        * tree-phinodes.c (make_phi_node): Extern.
5230 
        (add_phi_node_to_bb): New.
5231 
        (create_phi_node): Call add_phi_node_to_bb.
5232 
        * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5233 
        (remove_statement): Handle case where stored phi was updated
5234 
        and is no longer the same.
5235 
        * graphite.c (is_parameter): New.
5236 
        (is_old_iv): New.
5237 
        (expand_scalar_variables_expr): New.
5238 
        (expand_scalar_variables_stmt): New.
5239 
        (expand_scalar_variables): New.
5240 
        (move_phi_nodes): Create new phi instead of moving old one.
5241 
        (translate_clast): Call expand_scalar_variables.
5242 
        (find_vdef_for_var_in_bb): Also scan regular definitions.
5243 
        (skip_phi_defs): New.
5244 
        (collect_scop_exit_phi_args): New.
5245 
        (patch_scop_exit_phi_args): New.
5246 
        (gloog): Patch phis after scop.
5247 
        * tree-flow.h: (add_phi_node_to_bb): Declared.
5248 
        (make_phi_node): Declared.
5249 
 
5250 
2008-08-26  Sebastian Pop
5251 
 
5252 
        * graphite.c (end_scop): Split the entry of the scop when it
5253 
        is the header of the loop in which the scop is ending.
5254 
        (build_scops_1, limit_scops): Update uses of end_scop.
5255 
 
5256 
2008-08-26  Sebastian Pop
5257 
 
5258 
        * graphite.c (dot_all_scops_1): Do not fail on uninitialized
5259 
        SCOP_ENTRY or SCOP_EXIT.
5260 
 
5261 
2008-08-25  Sebastian Pop
5262 
 
5263 
        * graphite.c (get_construction_edge): Removed.
5264 
        (gloog): Construction edge is the scop entry edge.
5265 
 
5266 
2008-08-25  Sebastian Pop
5267 
 
5268 
        * graphite.c (can_generate_for_scop): Removed.
5269 
        (gloog): Do not call it.
5270 
 
5271 
2008-08-25  Sebastian Pop
5272 
 
5273 
        * graphite.c (new_scop): Entry of a scop is an edge.
5274 
        Initialize SESE region.
5275 
        (free_scop): Free SESE region.
5276 
        (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
5277 
        (split_difficult_bb): New, split from end_scop.
5278 
        (end_scop): Exit of a scop is an edge.
5279 
        (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
5280 
        not automatically updated and thus is always wrong.
5281 
        * graphite.h (struct sese): New.
5282 
        (SESE_ENTRY): New.
5283 
        (SESE_EXIT): New.
5284 
        (struct scop): New field for a SESE region.  Remove entry, exit.
5285 
        (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
5286 
        semantics as before.  Moved comment around.
5287 
 
5288 
2008-08-25  Tobias Grosser
5289 
            Sebastian Pop
5290 
 
5291 
        * graphite.c (graphite_transform_loops): Always enable gloog
5292 
        and find_transform when ENABLE_CHECKING.
5293 
 
5294 
2008-08-25  Sebastian Pop
5295 
 
5296 
        * graphite.c (graphite_transform_loops): Move pretty printer
5297 
        of SCOPs before doing any transform.  Remove call to print_scops
5298 
        and dot_all_scops_1.
5299 
 
5300 
2008-08-25  Sebastian Pop
5301 
 
5302 
        * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
5303 
        (print_graphite_bb): Same.
5304 
 
5305 
2008-08-25  Sebastian Pop
5306 
 
5307 
        * graphite.c (dot_all_scops_1): Cleanup.
5308 
        (move_scops): Fix comment.
5309 
 
5310 
2008-08-25  Sebastian Pop
5311 
 
5312 
        * graphite.c (build_scop_bbs): Revert commit 139355:
5313 
 
5314 
        2008-08-20  Sebastian Pop
5315 
                    Dwarakanath Rajagopal
5316 
 
5317 
                * graphite.c (build_scop_bbs): Factor up code.
5318 
 
5319 
2008-08-25  Tobias Grosser
5320 
 
5321 
        * graphite.c (gloog): Update dominator info.
5322 
 
5323 
2008-08-25  Tobias Grosser
5324 
 
5325 
        * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
5326 
 
5327 
2008-08-24  Sebastian Pop
5328 
 
5329 
        * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
5330 
        initialization.
5331 
        (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
5332 
        (translate_clast): Correct formatting.
5333 
        * graphite.h (struct num_map): Removed.
5334 
        (struct graphite_bb): Remove num_map field.
5335 
        (GBB_INDEX_TO_NUM_MAP): Removed.
5336 
 
5337 
2008-08-24  Sebastian Pop
5338 
 
5339 
        * graphite.c (build_access_matrix_with_af): Fix comments.
5340 
        (build_scop_data_accesses): Same.
5341 
 
5342 
2008-08-24  Sebastian Pop
5343 
 
5344 
        * graphite.c (build_scop_data_accesses): Don't construct
5345 
        access matrices.  Add a FIXME and an assert condition that
5346 
        should pass when the access matrices will be needed.
5347 
 
5348 
2008-08-24  Sebastian Pop
5349 
 
5350 
        * tree-data-ref.c (stmt_simple_memref_p): Don't call
5351 
        really_constant_p.
5352 
        * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
5353 
        Moved close by free_graphite_bb.
5354 
        (free_graphite_bb): Call free_data_refs.  Reset bb->aux.
5355 
        (new_scop): Move close by free_scop.
5356 
        (graphite_transform_loops): Avoid linear scan to reset bb->aux.
5357 
 
5358 
2008-08-22  Jan Sjodin
5359 
 
5360 
        * cfgloopmanip.c (create_empty_if_region_on_edge): New.
5361 
        * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
5362 
        instead of recursive call.
5363 
        (graphite_translate_clast_equation): New.
5364 
        (graphite_create_guard_cond_expr): New.
5365 
        (graphite_create_new_guard): New.
5366 
        (get_stack_index_from_iv): Removed.
5367 
        (graphite_rename_ivs_stmt): Use gbb_loop_index.
5368 
        (get_true_edge_from_guard_bb): New.
5369 
        (translate_clast): Handle stmt_guard in clast.
5370 
        (get_construction_edge): Allow construction edge detection for
5371 
        a scope entry with multiple predecessors if one predecessor is
5372 
        the immediate dominator of scope entry.
5373 
        (can_generate_code_stmt): Enable code generation for clast_guard.
5374 
        (gloog): Use correct context loop.  Removed check for post dominators.
5375 
        * cfgloop.h (create_empty_if_region_on_edge): Declared.
5376 
 
5377 
2008-08-21  Sebastian Pop
5378 
 
5379 
        * graphite.c (remove_dead_loops): Document better which
5380 
        loops are removed.
5381 
 
5382 
2008-08-21  Sebastian Pop
5383 
 
5384 
        * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
5385 
        and PPLINC.
5386 
        (graphite.o): Also depends on pointer-set.h.
5387 
 
5388 
2008-08-21  Sebastian Pop
5389 
 
5390 
        * graphite.c (scop_record_loop): Fix compile warning.
5391 
 
5392 
2008-08-21  Harsha Jagasia
5393 
            Sebastian Pop
5394 
 
5395 
        * graphite.c (scop_record_loop): DECL_NAME can be NULL.
5396 
 
5397 
2008-08-21  Sebastian Pop
5398 
 
5399 
        * graphite.c (build_graphite_bb): Initialize bb->aux to
5400 
        point to the graphite_bb_p.
5401 
        (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
5402 
        content of bb->aux.
5403 
        (add_bb_domains): Does not use the scop parameter.
5404 
        (graphite_transform_loops): Clean bb->aux at the end.
5405 
 
5406 
2008-08-20  Dwarakanath Rajagopal
5407 
            Sebastian Pop
5408 
 
5409 
        * lib/target-supports.exp
5410 
        (check_effective_target_fgraphite): New.
5411 
 
5412 
        * gcc.dg/graphite/graphite.exp: Early exit when
5413 
        check_effective_target_fgraphite returns false.
5414 
        Set dg-do-what-default to compile.
5415 
        (scan-graphite-dump-times): Removed.
5416 
        * gfortran.dg/graphite/graphite.exp: Same.
5417 
 
5418 
        * gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
5419 
        Use scan-tree-dump-times instead of scan-graphite-dump-times.
5420 
        * gcc.dg/graphite/scop-1.c: Same.
5421 
        * gcc.dg/graphite/scop-2.c: Same.
5422 
        * gcc.dg/graphite/scop-3.c: Same.
5423 
        * gcc.dg/graphite/scop-4.c: Same.
5424 
        * gcc.dg/graphite/scop-5.c: Same.
5425 
        * gcc.dg/graphite/scop-6.c: Same.
5426 
        * gcc.dg/graphite/scop-7.c: Same.
5427 
        * gcc.dg/graphite/scop-8.c: Same.
5428 
        * gcc.dg/graphite/scop-9.c: Same.
5429 
        * gcc.dg/graphite/scop-10.c: Same.
5430 
        * gcc.dg/graphite/scop-11.c: Same.
5431 
        * gcc.dg/graphite/scop-12.c: Same.
5432 
        * gcc.dg/graphite/scop-13.c: Same.
5433 
        * gcc.dg/graphite/scop-matmult.c: Same.
5434 
        * gcc.dg/graphite/scop-14.c: Same.
5435 
        * gcc.dg/graphite/scop-15.c: Same.
5436 
        * gcc.dg/graphite/block-0.c: Same.
5437 
        * gcc.dg/graphite/scop-16.c: Same.
5438 
        * gcc.dg/graphite/block-1.c: Same.
5439 
        * gcc.dg/graphite/scop-17.c: Same.
5440 
        * gcc.dg/graphite/scop-18.c: Same.
5441 
        * gfortran.dg/graphite/block-1.f90: Same.
5442 
        * gfortran.dg/graphite/scop-1.f: Same.
5443 
        * gfortran.dg/graphite/block-2.f: Same.
5444 
 
5445 
2008-08-20  Sebastian Pop
5446 
 
5447 
        * graphite.c: Fix some XXX comments.
5448 
        (build_scop_dynamic_schedules): Removed.
5449 
 
5450 
2008-08-20  Sebastian Pop
5451 
 
5452 
        * graphite.h (scop_max_loop_depth): Moved...
5453 
        * graphite.c (scop_max_loop_depth): ...here.
5454 
        (remove_all_edges_1): New.
5455 
        (remove_all_edges): Factored code.
5456 
        (remove_cond_exprs): Check only the last statement for
5457 
        a GIMPLE_COND expression.
5458 
 
5459 
2008-08-20  Sebastian Pop
5460 
 
5461 
        * graphite.c (scan_tree_for_params): Early return when the
5462 
        expression is a chrec_dont_know.  Handle case NEGATE_EXPR.
5463 
        (find_scop_parameters): Factor out code.
5464 
        (graphite_trans_bb_strip_mine): Remove dead code.
5465 
 
5466 
2008-08-20  Sebastian Pop
5467 
 
5468 
        * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
5469 
        graphite_trans_bb_move_loop): Factor asserts.
5470 
        (gloog): Perform sanity checks only for ENABLE_CHECKING.
5471 
        Do not call calculate_dominance_info and estimate_bb_frequencies.
5472 
 
5473 
2008-08-20  Jan Sjodin
5474 
 
5475 
        * graphite.c (create_loops_mapping, free_loops_mapping,
5476 
        create_loops_mapping_num, debug_loop_mapping_1,
5477 
        debug_loop_mapping, graphite_loops_mapping_max_loop_num,
5478 
        get_loop_mapping_for_num, graphite_loops_mapping_add_child,
5479 
        graphite_loops_mapping_add_child_num,
5480 
        graphite_loops_mapping_insert_child,
5481 
        graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
5482 
        get_loop_mapped_depth, split_loop_mapped_depth_for_num,
5483 
        loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
5484 
        create_num_from_index, get_num_from_index,
5485 
        swap_loop_mapped_depth): Removed.
5486 
        (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
5487 
        (free_scop): Do not call free_loops_mapping.
5488 
        (graphite_get_new_iv_stack_index_from_old_iv): Renamed
5489 
        get_stack_index_from_iv.  Use GBB_LOOPS instead of calling
5490 
        get_loop_mapped_depth.
5491 
        (graphite_trans_bb_move_loop): Do not update the loop mapping.
5492 
        (graphite_trans_bb_strip_mine): Same.
5493 
        * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
5494 
        (struct scop): Remove field loops_mapping.
5495 
 
5496 
2008-08-20  Sebastian Pop
5497 
            Dwarakanath Rajagopal
5498 
 
5499 
        * graphite.c (scop_record_loop): Factor out one level of the
5500 
        condition by early return.
5501 
        (build_scop_loop_nests): Format following FSF coding style.
5502 
        (build_scop_dynamic_schedules): Factor out code.
5503 
        (scopdet_bb_info): Reindent.  Default case should not be reachable.
5504 
 
5505 
2008-08-20  Sebastian Pop
5506 
            Dwarakanath Rajagopal
5507 
 
5508 
        * graphite.c (loop_affine_expr): Check for DECL_P or struct
5509 
        assignments that are not handled as simple operands for now.
5510 
 
5511 
2008-08-20  Sebastian Pop
5512 
            Dwarakanath Rajagopal
5513 
 
5514 
        * graphite.c (build_scop_bbs): Factor up code.
5515 
 
5516 
2008-08-20  Sebastian Pop
5517 
            Dwarakanath Rajagopal
5518 
 
5519 
        * graphite.c (stmt_simple_for_scop_p): Factor code out
5520 
        of the loop.
5521 
        (enum gbb_type): New.  Group all the GBB_* types under it.
5522 
        (is_loop_exit): Moved...
5523 
        (end_scop): Enable BB spliting.
5524 
        * cfgloop.c (is_loop_exit): ...here.  Reimplemented.
5525 
        * cfgloop.h (is_loop_exit): Declared.
5526 
 
5527 
2008-08-20  Sebastian Pop
5528 
 
5529 
        * doc/invoke.texi: Remove strides from examples containing
5530 
        DO loops when the strides are equal to 1.
5531 
 
5532 
2008-08-20  Harsha Jagasia
5533 
            Dwarakanath Rajagopal
5534 
 
5535 
        * graphite.c (graphite_trans_scop_block): Or the result with
5536 
        the result from graphite_trans_loop_block.
5537 
        * gcc.dg/graphite/block-1.c: New.
5538 
        * gfortran.dg/graphite/block-1.f90: New.
5539 
        * gfortran.dg/graphite/block-2.f: New.
5540 
 
5541 
2008-08-20  Sebastian Pop
5542 
 
5543 
        * graphite.c (graphite_transform_loops): Call cloog_initialize
5544 
        and cloog_finalize.
5545 
 
5546 
2008-08-20  Sebastian Pop
5547 
 
5548 
        * tree-data-ref.c) (stmt_simple_memref_p): New.
5549 
        * tree-data-ref.h (stmt_simple_memref_p): Declared.
5550 
        * graphite.c (stmt_simple_memref_for_scop_p): Removed.
5551 
        (is_simple_operand): Call stmt_simple_memref_p.
5552 
 
5553 
        * gcc.dg/graphite/scop-matmult.c: Updated for not
5554 
        using pointer arithmetic, as this is optimized by PRE and
5555 
        makes the code too difficult to analyze.
5556 
 
5557 
        * gcc.dg/graphite/scop-18.c: Same.
5558 
 
5559 
2008-08-20  Sebastian Pop
5560 
 
5561 
        * gdbinit.in (pgg): New.
5562 
 
5563 
2008-08-15  Tobias Grosser
5564 
 
5565 
        * graphite.c (graphite_trans_loop_block): Fix warning.
5566 
 
5567 
2008-08-15  Tobias Grosser
5568 
 
5569 
        * graphite.c (graphite_trans_loop_block): Fix my merge error.
5570 
 
5571 
2008-08-15  Tobias Grosser
5572 
 
5573 
        * graphite.c (graphite_trans_bb_block): Remove check for
5574 
        flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
5575 
        Check if loop blocking is profitable for every loop, before applying
5576 
        the changes.
5577 
        (graphite_apply_transformations): Call graphite_trans_bb_block only,
5578 
        if flag_loop_block is set.
5579 
 
5580 
2008-08-14  Sebastian Pop
5581 
 
5582 
        * graphite.c: Add some more documentation for the loop
5583 
        mapping.
5584 
 
5585 
2008-08-14  Sebastian Pop
5586 
 
5587 
        * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
5588 
        * graphite.c: Format on less than 80 columns.
5589 
        * graphite.h: Same.
5590 
 
5591 
2008-08-14  Sebastian Pop
5592 
 
5593 
        * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
5594 
 
5595 
2008-08-14  Sebastian Pop
5596 
 
5597 
        * doc/invoke.texi (floop-block, floop-strip-mine,
5598 
        floop-interchange): Update documentation with examples.
5599 
 
5600 
2008-08-13  Sebastian Pop
5601 
 
5602 
        * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
5603 
        add_referenced_var.
5604 
        * graphite.c (graphite_create_new_loop): Call add_referenced_var.
5605 
 
5606 
2008-08-13  Sebastian Pop
5607 
 
5608 
        * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
5609 
        Factor gcc_asserts into a single one.  Use force_gimple_operand_gsi.
5610 
        * tree-scalar-evolution.c: Revert useless changes.
5611 
        * tree-phinodes.c: Same.
5612 
        * cfghooks.c: Same.
5613 
        * vec.h: Same.
5614 
        * tree-vectorizer.h: Same.
5615 
        * tree-flow.h: Same.
5616 
        * tree-cfg.c: Same.
5617 
        * common.opt (fgraphite): Update documentation.
5618 
 
5619 
2008-08-12  Harsha Jagasia
5620 
 
5621 
        * doc/invoke.texi (-floop-block, -floop-strip-mine,
5622 
        -floop-interchange): Add more text for explaining what each of these
5623 
        flags is doing.
5624 
        * tree-into-ssa.c (gimple_vec): Moved to...
5625 
        * graphite.c: Include gimple.h.
5626 
        (gimple_vec): Moved to...
5627 
        (del_loop_to_cloog_loop): Removed.
5628 
        (loop_affine_expr): Do not call create_data_ref when the
5629 
        operand is a constant.
5630 
        (new_scop): Use free instead of del_loop_to_cloog_loop.
5631 
        * Makefile.in (graphite.o): Depend on GIMPLE_H.
5632 
        * gimple.h (gimple_vec): ... here.
5633 
 
5634 
2008-08-11  Tobias Grosser
5635 
 
5636 
        * graphite.c (scopdet_bb_info): Only allow loops with known number of
5637 
        latch executions.
5638 
        (build_loop_iteration_domains): Fail, if latch executions unknown.
5639 
 
5640 
2008-08-11  Tobias Grosser
5641 
 
5642 
        * graphite.c (add_conditions_to_domain): New.
5643 
        (build_scop_conditions_1): Call add_conditions_to_domain.
5644 
        (set_cloog_options): Allow to disable optimizations.
5645 
 
5646 
2008-08-11  Tobias Grosser
5647 
 
5648 
        * graphite.c (find_params_in_bb): Look for parameters in conditions.
5649 
        Do not use walk_dominator_tree.
5650 
        (find_scop_parameters): Do not use walk_dominator_tree.
5651 
 
5652 
2008-08-11  Tobias Grosser
5653 
 
5654 
        * graphite.c (scan_tree_for_params) Add / Subtract inequality.
5655 
        (idx_record_params): Adapt.
5656 
        * graphite.h (scop_gimple_loop_depth): New.
5657 
 
5658 
2008-08-11  Tobias Grosser
5659 
 
5660 
        * graphite.c (build_scop_dynamic_schedules): Remove value_init.
5661 
        (scan_tree_for_params): Remove value_init.
5662 
        (build_scop_context): Remove value_init.
5663 
        (build_loop_iteration_domains): Remove value_init.
5664 
        (schedule_to_scattering): Remove value_init.
5665 
        (graphite_trans_bb_strip_mine): Remove value_init.
5666 
 
5667 
2008-08-11  Tobias Grosser
5668 
 
5669 
        * gcc/graphite.c (limit_scops): New.
5670 
        (graphite_transform_loops): Add limit SCoPs.
5671 
        * gcc.dg/graphite/scop-0.c: Update number of SCoPs.
5672 
        * gcc.dg/graphite/scop-1.c: Update number of SCoPs.
5673 
        * gcc.dg/graphite/scop-10.c: Update number of SCoPs.
5674 
        * gcc.dg/graphite/scop-11.c: Update number of SCoPs.
5675 
        * gcc.dg/graphite/scop-12.c: Update number of SCoPs.
5676 
        * gcc.dg/graphite/scop-13.c: Update number of SCoPs.
5677 
        * gcc.dg/graphite/scop-14.c: Update number of SCoPs.
5678 
        * gcc.dg/graphite/scop-15.c: Update number of SCoPs.
5679 
        * gcc.dg/graphite/scop-16.c: Update number of SCoPs.
5680 
        Change loop numbers.
5681 
        * gcc.dg/graphite/scop-17.c: Update number of SCoPs.
5682 
        Change loop numbers.
5683 
        * gcc.dg/graphite/scop-18.c: Update number of SCoPs.
5684 
        * gcc.dg/graphite/scop-2.c: Update number of SCoPs.
5685 
        * gcc.dg/graphite/scop-3.c: Update number of SCoPs.
5686 
        * gcc.dg/graphite/scop-4.c: Update number of SCoPs.
5687 
        * gcc.dg/graphite/scop-5.c: Update number of SCoPs.
5688 
        * gcc.dg/graphite/scop-6.c: Update number of SCoPs.
5689 
        * gcc.dg/graphite/scop-7.c: Update number of SCoPs.
5690 
        * gcc.dg/graphite/scop-8.c: Update number of SCoPs.
5691 
        * gcc.dg/graphite/scop-9.c: Update number of SCoPs.
5692 
        * gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
5693 
 
5694 
2008-08-11  Tobias Grosser
5695 
 
5696 
        * graphite.c (graphite_transform_loops): Call always find_transform.
5697 
 
5698 
2008-08-08  Tobias Grosser
5699 
 
5700 
        * graphite.c (free_loops_mapping): New.
5701 
        (stmt_simple_for_scop_p): Fix typo.
5702 
        (stmt_simple_for_scop_p): Fix tuples functions, that
5703 
        broke polyhedron.
5704 
        (free_graphite_bb): Fix some memleaks.
5705 
        (free_scop): Fix some memleaks.
5706 
        (scopdet_bb_info): Do not forget some tmp SCoPs.
5707 
        (find_params_in_bb): Fix some memleaks.
5708 
        (clast_to_gcc_expression): Fix warning.
5709 
 
5710 
2008-08-07  Tobias Grosser
5711 
 
5712 
        * gcc.dg/graphite/scop-16.c: Fix for 32bit.
5713 
        * gcc.dg/graphite/scop-17.c: Fix for 32bit.
5714 
 
5715 
2008-08-04  Sebastian Pop
5716 
 
5717 
        * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
5718 
        Move code ifdef-ed HAVE_cloog...
5719 
        * graphite.c: Include toplev.h.
5720 
        ... here.
5721 
        * Makefile.in (OBJS-common): Always build graphite.o.
5722 
        (BACKEND): Remove @GRAPHITE@.
5723 
        (tree-ssa-loop.o): Do not depend on TOPLEV_H.
5724 
        (graphite.o): Depend on TOPLEV_H.
5725 
 
5726 
2008-08-04  Sebastian Pop
5727 
 
5728 
        * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
5729 
        Remove typo left from polylib to ppl conversion.
5730 
        * graphite.c (graphite_transforms): Use sorry instead of fatal.
5731 
 
5732 
2008-08-03  Sebastian Pop
5733 
 
5734 
        * toplev.c (process_options): Move the graphite loop optimization
5735 
        flags...
5736 
        * tree-ssa-loop.c (graphite_transforms): ... here.
5737 
        When not configured with CLooG, print to dump_file that
5738 
        Graphite transforms were not performed.
5739 
        * gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
5740 
        New.
5741 
        * gcc.dg/graphite/*.c: Updated all testcases to use
5742 
        scan-graphite-dump-times.
5743 
 
5744 
2008-08-03  Sebastian Pop
5745 
 
5746 
        * graphite.c (dot_scop, dot_all_scops): Do not call system.
5747 
        Do not open /tmp/scop.dot and /tmp/allscops.dot.
5748 
 
5749 
2008-08-02  Sebastian Pop
5750 
            Jan Sjodin
5751 
 
5752 
        * configure: Regenerated.
5753 
        * omp-low.c (expand_omp_sections): Remove now unused code.
5754 
        * config.in (HAVE_polylib): Removed.
5755 
        * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
5756 
        (PPLLIBS, PPLINC): Added.
5757 
        * graphite.c: Replace unsigned with int wherever possible.
5758 
        Don't access Cloog's data structures, but use accessor functions.
5759 
        Clast's stmt->type is now implemented as a vtable: change the
5760 
        switches of stmt->type into ifs.
5761 
        (polylib/polylibgmp.h): Don't include.
5762 
        (initialize_dependence_polyhedron,
5763 
        initialize_data_dependence_polyhedron, is_empty_polyhedron,
5764 
        statement_precedes_p, test_dependence, build_rdg_all_levels,
5765 
        dump_dependence_graph): Removed until this code is cleaned up
5766 
        or ported to Cloog.
5767 
        * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
5768 
        (POLYLIBINC): Renamed PPLINC.
5769 
 
5770 
2008-08-01  Harsha Jagasia
5771 
            Dwarakanath Rajagopal
5772 
            Jan Sjodin
5773 
 
5774 
        Finish the merge and tuplification of graphite.
5775 
 
5776 
2008-07-24  Sebastian Pop
5777 
            Jan Sjodin
5778 
 
5779 
        Partial merge from mainline (138072:138275).
5780 
        * graphite.c still has to be tuplified.
5781 
 
5782 
2008-07-29  Jan Sjodin
5783 
 
5784 
        * graphite.c (graphite_loops_mapping_max_loop_num): New.
5785 
        (create_num_from_index): New.
5786 
        (get_num_from_index): Also pass in the graphite BB.
5787 
        (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
5788 
        (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
5789 
        (graphite_trans_bb_strip_mine): Call create_num_from_index.
5790 
        (is_interchange_valid): Return false when failing.
5791 
        * graphite.h (struct num_map): New.
5792 
        (struct graphite_bb): New field num_map.
5793 
        (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
5794 
 
5795 
2008-07-29  Tobias Grosser
5796 
 
5797 
        * graphite.c (dump_gbb_conditions): Print also conditions like
5798 
        "if (a)".  Remove dublicated code and use print_generic_expr ().
5799 
        (stmt_simple_for_scop_p): Only allow conditions we can handle
5800 
        {<, <=, >, >=}.
5801 
 
5802 
2008-07-25  Jan Sjodin
5803 
 
5804 
        * graphite.h (struct scop): Removed new_ivs field.
5805 
        (SCOP_NEWIVS): Deleted.
5806 
        * graphite.c (new_scop, free_scop, clast_name_to_gcc,
5807 
        clast_to_gcc_expression, graphite_create_new_loop):
5808 
        Removed use of new_ivs.
5809 
 
5810 
2008-07-25  Jan Sjodin
5811 
 
5812 
        * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
5813 
        create_loops_mapping_num, debug_loop_mapping_1): New.
5814 
        (debug_loop_mapping): Call debug_loop_mapping_1.
5815 
        (get_loop_mapping_for_num,
5816 
        graphite_loops_mapping_add_child,
5817 
        graphite_loops_mapping_add_child_num,
5818 
        graphite_loops_mapping_insert_child,
5819 
        graphite_loops_mapping_parent,
5820 
        split_loop_mapped_depth_for_num,
5821 
        loop_mapped_depth_split_loop): New.
5822 
        (increment_loop_mapped_depths): Removed.
5823 
        (swap_loop_mapped_depth_for_num): Reimplemented.
5824 
        (new_scop): Call create_loops_mapping.
5825 
        (scop_record_loop): Call graphite_loops_mapping_insert_child.
5826 
        (translate_clast): Pass the old loop father in parameter, and pass
5827 
        it to get_old_iv_from_ssa_name.
5828 
        (remove_edges_around_useless_blocks, can_generate_code_stmt,
5829 
        can_generate_code, can_generate_for_scop): New.
5830 
        (graphite_trans_bb_block): Returns false when it fails to transform.
5831 
        * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
5832 
 
5833 
2008-07-25  Sebastian Pop
5834 
 
5835 
        Reverted all the changes related to the streamization and
5836 
        loop fusion.
5837 
        These changes are now tracked in the streamization branch.
5838 
 
5839 
2008-07-25  Sebastian Pop
5840 
            Jan Sjodin
5841 
 
5842 
        * graphite.c (gbb_compare): Correctly constify.
5843 
        (gbb_can_be_ignored): Indent.
5844 
        (graphite_trans_scop_swap_1and2): Add legality check.
5845 
        Remove dead FIXMEs.
5846 
 
5847 
2008-07-25  Sebastian Pop
5848 
 
5849 
        Remove fallouts from "Reverted the Condate changes".
5850 
        * tree.h: Remove unused decl.
5851 
        * gcc.dg/tree-checker: Same.
5852 
        * timevar.def: Remove counter.
5853 
 
5854 
2008-07-24  Sebastian Pop
5855 
 
5856 
        * Merge from mainline (135673:138072).
5857 
 
5858 
        Reverted the MIRO changes (from 2008-04-05) that are now
5859 
        tracked in the miro branch.
5860 
        * tree-bounds.c: Removed.
5861 
        * tree-bounds.h: Removed.
5862 
 
5863 
        Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
5864 
        are now tracked in the condate branch.
5865 
        * tree-check.c: Removed.
5866 
        * tree-match.c: Removed.
5867 
        * condate.y: Removed.
5868 
 
5869 
2008-07-24  Dwarakanath Rajagopal
5870 
 
5871 
        * common.opt: New user flag -floop-block, -floop-strip-mine
5872 
        and -floop-interchange.
5873 
        * toplev.c (process_options): Enable -fgraphite pass if any one of the
5874 
        graphite loop optimization flags is turned on.
5875 
        * graphite.c (graphite_apply_transformations): Add flag_loop_block,
5876 
        flag_loop_strip_mine and flag_loop_interchange checks before
5877 
        optimizations.
5878 
        * doc/invoke.texi: Remove -fgraphite and add -floop-block,
5879 
        -floop-strip-mine and -floop-interchange.
5880 
        * gcc.dg/graphite/block-0.c: Add -floop-block and remove
5881 
        -fgraphite.
5882 
        * gcc.dg/graphite/scop-16.c: Ditto.
5883 
        * gcc.dg/graphite/scop-17.c: Ditto.
5884 
        * gcc.dg/graphite/scop-18.c: Ditto.
5885 
 
5886 
2008-07-23  Jan Sjodin
5887 
            Sebastian Pop
5888 
 
5889 
        * cfgloopmanip.c (update_dominators_in_loop): Make it static.
5890 
        (create_empty_loop_on_edge): More fixes.
5891 
        * tree-phinodes.c (resize_phi_node): Extern.
5892 
        (unlink_phi_node, move_phi_node): New split from remove_phi_node.
5893 
        * cfghooks.c (update_dominator_information): New split from
5894 
        split_edge.
5895 
        * tree-vectorizer.c (rename_variables_in_bb): Extern.
5896 
        * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
5897 
        successor of the function entry block.
5898 
 
5899 
        * graphite.c: Include pointer-set.h.
5900 
        (debug_loop_mapping, increment_loop_mapped_depths,
5901 
        get_loop_mapped_depth_for_num, get_loop_mapped_depth,
5902 
        set_loop_mapped_depth_for_num, set_loop_mapped_depth,
5903 
        swap_loop_mapped_depth_for_num, get_num_from_index,
5904 
        swap_loop_mapped_depth, loop_iv_stack_debug,
5905 
        loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
5906 
        loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
5907 
        get_old_iv_from_ssa_name): New.
5908 
        (new_scop): Initialize SCOP_LOOPS_MAPPING.
5909 
        (free_scop): Free SCOP_LOOPS_MAPPING.
5910 
        (scop_record_loop): Record old ivs.
5911 
        (create_var_name): Removed.
5912 
        (initialize_cloog_names): Allocate double space in case strip mine
5913 
        applies to all loops once.
5914 
        (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
5915 
        (clast_to_gcc_expression): Same.  Implement more clast to gimple
5916 
        translation.
5917 
        (graphite_create_new_loop): Pass in ivstack.
5918 
        (remove_all_edges): Pass in the construction_edge.
5919 
        (graphite_remove_iv): Removed.
5920 
        (graphite_rename_ivs, graphite_rename_ivs_stmt,
5921 
        remove_cond_exprs): Rewritten.
5922 
        (move_phi_nodes): New.
5923 
        (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
5924 
        (translate_clast): Pass in ivstack.  Rewrite some cases.
5925 
        (set_cloog_options, debug_clast_stmt): New.
5926 
        (find_transform): Use set_cloog_options.
5927 
        (outermost_loop_layer): Removed.
5928 
        (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
5929 
        find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
5930 
        mark_old_loops, remove_dead_loops): New.
5931 
        (gloog): Rewritten.
5932 
        (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
5933 
        (const_column_index, get_first_matching_sign_row_index,
5934 
        get_lower_bound_row, get_upper_bound_row, get_lower_bound,
5935 
        get_upper_bound): New.
5936 
        (graphite_trans_bb_strip_mine): Also update the iv map.
5937 
 
5938 
        * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
5939 
        (struct name_tree): Add a loop field.
5940 
        (struct scop): Add a graphite_loops_mapping field.
5941 
        (SCOP_LOOPS_MAPPING): New.
5942 
        (debug_clast_stmt): Declare.
5943 
        * lambda.h (find_induction_var_from_exit_cond): Declare.
5944 
        (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
5945 
        * cfgloop.h (update_dominators_in_loop): Removed declaration.
5946 
        (create_empty_loop_on_edge): Updated.
5947 
        * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
5948 
        rename_variables_in_bb): Declare.
5949 
        * tree-cfg.c (remove_bb): Extern.
5950 
 
5951 
        * gcc.dg/graphite/block-0.c: New.
5952 
 
5953 
2008-07-21  Dwarakanath Rajagopal
5954 
            Sebastian Pop
5955 
 
5956 
        * graphite.c (strip_mine_profitable_p): New.
5957 
        (graphite_trans_bb_block): Disable strip mining if not profitable.
5958 
 
5959 
        * gcc.dg/graphite/scop-18.c: New.
5960 
        * gcc.dg/graphite/scop-17.c: Fixed.
5961 
        * gcc.dg/graphite/scop-16.c: Fixed.
5962 
 
5963 
2008-07-17  Harsha Jagasia
5964 
            Jan Sjodin
5965 
            Sebastian Pop
5966 
 
5967 
        * graphite.c (is_interchange_valid): New.
5968 
        (graphite_trans_bb_block): Check loop nest of basic block for legality
5969 
        of interchange.
5970 
 
5971 
        * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
5972 
        outer_most_loop, gbb_outer_most_loop_index): New.
5973 
 
5974 
        * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
5975 
        * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
5976 
        * gcc.dg/graphite/scop-16.c: New.
5977 
        * gcc.dg/graphite/scop-17.c: New.
5978 
 
5979 
2008-07-11  Tobias Grosser
5980 
 
5981 
        * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
5982 
        (graphite_trans_scop_block): Ignore SCoPs without bbs.
5983 
 
5984 
2008-07-11  Tobias Grosser
5985 
 
5986 
        * graphite.c (new_scop): Initialize SCOP_EXIT.
5987 
        (scopdet_info): Add.
5988 
        (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
5989 
        (build_scops_1): Cleanup, bugfixes.
5990 
        (build_scops): Cleanup.
5991 
 
5992 
        * gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
5993 
        * gcc.dg/graphite/scop-15.c: Add SCoP numbers.
5994 
 
5995 
2008-07-10  Harsha Jagasia
5996 
 
5997 
        * gfortran.dg/graphite/scop-1.f: Update to reduced test case.
5998 
 
5999 
        * gfortran.dg/graphite/graphite.exp: Use
6000 
        DEFAULT_GRAPHITE_FLAGS.
6001 
 
6002 
        * gcc.dg/graphite/scop-15.c: Update to reduced test case.
6003 
 
6004 
2008-07-10  Harsha Jagasia
6005 
 
6006 
        * graphite.c (scan_tree_for_params): Do not assert any more if
6007 
        MULT_EXPR parameter is negative.
6008 
 
6009 
        * gfortran.dg/graphite/scop-1.f: New.
6010 
 
6011 
        * gfortran.dg/graphite/graphite.exp: New.
6012 
 
6013 
        * gcc.dg/graphite/scop-15.c: New.
6014 
 
6015 
2008-07-10  Harsha Jagasia
6016 
 
6017 
        * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
6018 
 
6019 
2008-07-10  Tobias Grosser
6020 
 
6021 
        * graphite.c (graphite_trans_bb_swap_loops): Rename from
6022 
        graphite_swap_loops.
6023 
        (graphite_trans_bb_move_loop): New.
6024 
        (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
6025 
        (graphite_trans_bb_block): New.
6026 
        (graphite_trans_loop_block): New.
6027 
        (graphite_trans_scop_swap_1and2): Rename from
6028 
        graphite_trans_swap_1and2.
6029 
        (graphite_trans_scop_strip): Rename from graphite_trans_strip.
6030 
        (graphite_trans_scop_block): New.
6031 
        (graphite_apply_transformations): Rename from
6032 
        graphite_transformations.
6033 
 
6034 
        * gcc.dg/graphite/scop-matmult.c: New.
6035 
 
6036 
2008-07-10  Tobias Grosser
6037 
 
6038 
        * graphite.c (gbb_compare): New.
6039 
        (graphite_sort_gbbs): New.
6040 
        (gbb_can_be_ignored): New.
6041 
        (scop_remove_ignoreable_gbbs): New.
6042 
        (graphite_transformations): Cleanup and add
6043 
        scop_remove_ignoreable_gbbs.
6044 
        * lambda.h (lambda_vector_compare): New.
6045 
 
6046 
2008-07-09  Tobias Grosser
6047 
 
6048 
        * graphite.c (print_graphite_bb): Correct printing of static schedule.
6049 
        (graphite_swap_loops): int -> unsigned
6050 
        (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
6051 
        (graphite_transformations): New.
6052 
        (graphite_transform_loops): Move to graphite_transformations.
6053 
        * graphite.h (gbb_nb_loops): Return unsigned.
6054 
 
6055 
2008-07-04  Tobias Grosser
6056 
 
6057 
        * graphite.c (scan_tree_for_params): Fix insertion of parameters into
6058 
        the domain matrix.  This makes scop-0.c work again.
6059 
 
6060 
2008-06-20  Richard Guenther
6061 
 
6062 
        * graphite.h: Adjust copyright to GPLv3.
6063 
        * graphite.c: Likewise.
6064 
        (stmt_simple_memref_for_scop_p): Split out from ...
6065 
        (stmt_simple_for_scop_p): ... here.  Fix handling of calls
6066 
        and simplify.
6067 
        (get_bb_type): Optimize.
6068 
        (is_pred): Remove.
6069 
        (is_bb_addable): Fix memleak, replace is_pred call with
6070 
        single_pred.
6071 
        (build_scops): Use current_loops.
6072 
        (param_index): Fix memleak.
6073 
 
6074 
2008-06-20  Konrad Trifunovic
6075 
 
6076 
        * graphite.c: Fix formatting.
6077 
 
6078 
2008-06-19  Konrad Trifunovic
6079 
 
6080 
        * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
6081 
        (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
6082 
        (create_var_name, save_var_name): Newly defined functions.
6083 
        (initialize_cloog_names): Part of the code factored out to
6084 
        save_var_name.
6085 
        (clast_to_gcc_expression): Now handles the case of clast_red_sum
6086 
        in clast_reduction statement.
6087 
        (graphite_create_new_loop): Now takes a new parameter
6088 
        for outer_loop.
6089 
        (translate_clast): Now also takes the context_loop and bb_exit
6090 
        parameters. Rewritten the code so that it creates a gimple code
6091 
        inside the given context.
6092 
        (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
6093 
        remove_cond_expr, disconnect_cond_expr,
6094 
        disconnect_virtual_phi_nodes): Newly defined functions.
6095 
        * graphite.h (struct scop): added old_ivs vector.
6096 
        SCOP_OLDIVS: New macro.
6097 
 
6098 
2008-06-19  Sebastian Pop
6099 
 
6100 
        * cfgloopmanip.c: Add missing function comments, fix formatting.
6101 
 
6102 
2008-06-18  Konrad Trifunovic
6103 
 
6104 
        * cfgloopmanip.c (update_dominators_in_loop): Defined.
6105 
        (create_empty_loop_on_edge): Defined.
6106 
        * tree-parloops.c (canonicalize_loop_ivs): Returns tree
6107 
        instead of void.
6108 
        * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
6109 
        (update_dominators_in_loop): Declared as extern
6110 
        * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
6111 
 
6112 
2008-06-16  Tobias Grosser
6113 
 
6114 
        * graphite.c (print_graphite_bb): Allow changing number of loops
6115 
        in SCoP domain.
6116 
        (initialize_cloog_names): Allow changing number of loops.
6117 
        (build_cloog_prog): Simplify.
6118 
        (find_transform): Enable cloog option --strides.
6119 
        (graphite_swap_loops): New.
6120 
        (graphite_strip_mine_loop): New.
6121 
        (graphite_trans_swap_1and2): New.
6122 
        (graphite_trans_strip): New.
6123 
        (graphite_transform_loops): Add graphite_trans_strip.
6124 
        * graphite.h (scop_max_loop_depth): New.
6125 
 
6126 
2008-06-15  Tobias Grosser
6127 
 
6128 
        * graphite.c (build_scop_iteration_domain): Remove forgotten
6129 
        line. (Fixes compile)
6130 
 
6131 
2008-06-15  Tobias Grosser
6132 
 
6133 
        * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
6134 
        (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
6135 
        (build_bb_loops): New.
6136 
        (graphite_transform_loops): Add build_bb_loops.
6137 
        (schedule_to_scattering): Use gbb_nb_loops to support changing loop
6138 
        numbers.
6139 
        * graphite.h (graphite_bb): Add loops.
6140 
        (gbb_nb_loops): New.
6141 
        (gbb_loop_at_index): New.
6142 
        (gbb_loop_index): New.
6143 
        (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
6144 
        using nb_params_in_scop.
6145 
 
6146 
2008-06-14  Tobias Grosser
6147 
 
6148 
        * graphite.c (print_graphite_bb): Adapt to minimized schedule.
6149 
        (build_scop_canonical_schedules): Build minimized schedule.
6150 
        (schedule_to_scattering): Adapt to minimized schedule.
6151 
        * graphite.h (graphite_bb): Add/Update descriptions.
6152 
 
6153 
2008-06-14  Adrien Eliche
6154 
            Tobias Grosser
6155 
 
6156 
        * graphite.c (print_graphite_bb): Add condition printing.
6157 
        (dump_value): New.
6158 
        (dump_gbb_conditions): New.
6159 
        (build_scop_conditions_1): New.
6160 
        (build_scop_conditions): New.
6161 
        * graphite.h (graphite_bb): Add conditions.
6162 
 
6163 
2008-06-14  Tobias Grosser
6164 
 
6165 
        * graphite.c (print_graphite_bb):
6166 
        (free_graphite_bb): New.
6167 
        (free_scop): Free bbs.
6168 
        (get_bb_type): Free doms.
6169 
        (build_scop_context): Free context matrix.
6170 
        (build_loop_iteration_domains): Remove unused code.
6171 
        (build_cloog_prog): Free scattering function and blocklist.
6172 
        (find_transform): Free options.
6173 
 
6174 
2008-06-13  Tobias Grosser
6175 
 
6176 
        * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
6177 
        Remove unnecessery cloog data structures. Make a copy of the domain
6178 
        (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
6179 
        unnecessary cloog data structures. Fix memory leaks. Remove insert
6180 
        into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
6181 
        used.
6182 
        (build_scop_iteration_domain): Remove unnecessary cloog
6183 
        data structures.  Fix memory leaks.
6184 
        (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
6185 
        uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
6186 
 
6187 
2008-06-12  Tobias Grosser
6188 
 
6189 
        * graphite.c (find_scop_params): Remove initialize_cloog_names.
6190 
 
6191 
2008-06-12  Tobias Grosser
6192 
 
6193 
        * graphite.c (end_scop): Style fix.
6194 
        (schedule_to_scattering): Style and comment fix.
6195 
 
6196 
2008-06-12  Tobias Grosser
6197 
        * graphite.c (print_graphite_bb): Fix definiton of
6198 
        schedule_to_scattering.
6199 
        (initialize_cloog_names): Change nb_scattdims to max loop
6200 
        depth in SCoP.
6201 
        (schedule_to_scattering): Take parameter for number of scattering
6202 
        dimensions.
6203 
        (build_cloog_prog): Only build as much scattering dimensions as
6204 
        necessary.
6205 
 
6206 
2008-06-12  Tobias Grosser
6207 
 
6208 
        * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
6209 
        in polyhedron/aermod.f90.
6210 
 
6211 
2008-06-11  Tobias Grosser
6212 
            Dwarak Rajagopal
6213 
            Harsha Jagasia
6214 
 
6215 
        * graphite.c (is_bb_addable): Fix segfault.
6216 
 
6217 
2008-06-10  Tobias Grosser
6218 
 
6219 
        * graphite.c (is_bb_addable): Fix memory leak, handling of loops
6220 
        with multiple exits and conditional handling in edge cases.
6221 
        (is_loop_exit): Fix memory leak. (Forgotten in last commit)
6222 
 
6223 
        * gcc.dg/graphite/scop-14.c: New.
6224 
 
6225 
2008-06-06  Tobias Grosser
6226 
            Adrien Eliche
6227 
 
6228 
        * graphite.c (is_bb_addable): Add more comments and enhance
6229 
        readablity of the source code. Fix memory leak.
6230 
        (is_loop_exit): Fix memory leak.
6231 
 
6232 
2008-06-05  Tobias Grosser
6233 
 
6234 
        * graphite.c (first_loop_in_scop): Deleted.
6235 
        (setup_cloog_loop): Only walk the loop chain for inner loops.
6236 
        (build_scop_iteration_domain): Execute setup_cloog_loop for
6237 
        all loops in the first layer.
6238 
 
6239 
2008-06-05  Tobias Grosser
6240 
 
6241 
        * graphite.c (scan_tree_for_params): Change the way params are
6242 
        added to be indepenent of the number of loops.
6243 
        (setup_cloog_loop): Revert to short matrix format. Fix parameter
6244 
        handling.
6245 
        (build_cloog_prog): Revert to short matrix format.
6246 
 
6247 
2008-06-05  Sebastian Pop
6248 
            Dwarak Rajagopal
6249 
 
6250 
        * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
6251 
        warning.
6252 
 
6253 
2008-06-05  Sebastian Pop
6254 
 
6255 
        * graphite.c (nb_data_refs_in_scop): New.
6256 
        (graphite_transform_loops): Print more stats: number of
6257 
        loops, basic blocks and data references per scop.
6258 
 
6259 
2008-06-04  Sebastian Pop
6260 
            Jan Sjodin
6261 
 
6262 
        * graphite.c (loop_affine_expr, idx_record_params,
6263 
        find_scop_parameters, setup_cloog_loop): Use instantiate_scev
6264 
        instead of instantiate_parameters.
6265 
 
6266 
2008-06-04  Tobias Grosser
6267 
 
6268 
        * graphite.c (schedule_to_scattering): Fix scattering dimensions,
6269 
        add support for parameters, add STATIC_SCHEDULE at the right places,
6270 
        cleanup.
6271 
 
6272 
2008-06-04  Tobias Grosser
6273 
 
6274 
        * graphite.c (build_scop_loop_nests): Only add the loops, that
6275 
        are contained completely in the SCoP.
6276 
        (build_cloog_prog): Disable scattering, until schedule_to_scattering
6277 
        and the domains are fixed.
6278 
        (build_scop_canonical_schedules): Add support for bbs not contained
6279 
        in any SCoP.
6280 
 
6281 
2008-06-04  Tobias Grosser
6282 
 
6283 
        * graphite.h (scop_contains_loop): Update comments to match
6284 
        the actual behavior.
6285 
        (scop_contains_loop): New.
6286 
        * graphite.c (schedule_to_scattering): Use scop_contains_loop.
6287 
 
6288 
2008-06-04  Sebastian Pop
6289 
 
6290 
        * graphite.c (get_bb_type): On function body, i.e. loop_0,
6291 
        don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
6292 
        as GBB_COND_HEADER.
6293 
 
6294 
2008-06-04  Sebastian Pop
6295 
            Tobias Grosser
6296 
 
6297 
        * graphite.c (graphite_transform_loops): Early return when
6298 
        there are no loops in the function.
6299 
 
6300 
2008-05-31  Sebastian Pop
6301 
            Jan Sjodin
6302 
 
6303 
        * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
6304 
        offset of the last loop.
6305 
        (setup_cloog_loop): Copy the entire outer constraint matrix.
6306 
 
6307 
2008-05-31  Sebastian Pop
6308 
            Jan Sjodin
6309 
 
6310 
        * graphite.c (stmt_in_scop_p, function_parameter_p,
6311 
        invariant_in_scop_p): Removed.
6312 
        (scan_tree_for_params): Can be used with no constraint
6313 
        matrix for gathering parameters.
6314 
        (idx_record_params): Don't use idx_record_param, instead use
6315 
        scan_tree_for_params.
6316 
        (find_scop_parameters): Same.
6317 
        (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
6318 
        Fix the size of loop domains.
6319 
        (schedule_to_scattering): Exit when the outer loop is not in scop.
6320 
        (find_transform): Enable build_cloog_prog.
6321 
 
6322 
2008-05-31  Sebastian Pop
6323 
            Jan Sjodin
6324 
 
6325 
        * graphite.c (schedule_to_scattering): Make scattering domains
6326 
        uniformly of the same size, as required by CLooG 0.14.0 and before.
6327 
 
6328 
2008-05-31  Sebastian Pop
6329 
            Jan Sjodin
6330 
 
6331 
        * graphite.c (schedule_to_scattering): Rewrite, correct the
6332 
        translation of the scheduling function to scattering.
6333 
        (build_cloog_prog): Call schedule_to_scattering only once.
6334 
        * graphite.h (scop_loop_index): Do not fail for loops not
6335 
        in the scop: return -1.
6336 
 
6337 
2008-05-30 Tobias Grosser
6338 
 
6339 
        * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
6340 
        (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
6341 
        (setup_cloog_loop): Export GBB_DOMAIN.
6342 
        (build_cloog_prog): New.  Create new CLOOG_PROG, which should be
6343 
        able to rebuild the original control flow.
6344 
        * graphite.h (graphite_bb): Add domain field and access macro.
6345 
        (GBB_DOMAIN): New.
6346 
 
6347 
2008-05-30  Sebastian Pop
6348 
 
6349 
        * graphite.c (debug_gbb): New.
6350 
        (print_scop, build_graphite_bb): Use SCOP_BBS.
6351 
        (build_scop_bbs): Reimplemented.
6352 
        (dfs_bb_in_scop_p): Removed.
6353 
        (build_scop_loop_nests): Reorder loops inserted in
6354 
        SCOP_LOOP_NEST: outer loops should come first.
6355 
        (build_scop_canonical_schedules): Reinitialize at zero
6356 
        the components of the SCOP_STATIC_SCHEDULE for the loops
6357 
        that have already been parsed.
6358 
 
6359 
        * graphite.h (debug_gbb): Declared.
6360 
 
6361 
2008-05-30  Sebastian Pop
6362 
            Jan Sjodin
6363 
 
6364 
        * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
6365 
        (graphite_loop_to_gcc_loop): Removed.
6366 
        (remove_all_edges): New.
6367 
        (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
6368 
        (gloog): Remove useless code.
6369 
 
6370 
2008-05-29  Tobias Grosser
6371 
 
6372 
        * graphite.c (get_bb_type): Reworked. We distinguish between
6373 
        loops with one or multiple exits.
6374 
        (is_loop_exit): New.
6375 
        (is_pred): New.
6376 
        (is_bb_addable): Rework condition handling, now support for case
6377 
        case statements and loops with multiple exits.
6378 
 
6379 
        * gcc.dg/graphite/scop-11.c: New.
6380 
        * gcc.dg/graphite/scop-12.c: New.
6381 
        * gcc.dg/graphite/scop-13.c: New.
6382 
 
6383 
2008-05-29  Tobias Grosser
6384 
 
6385 
        * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
6386 
        we have too many colors.
6387 
 
6388 
2008-05-22  Sandeep Maram
6389 
 
6390 
        * doc/invoke.texi (-ftree-loop-fusion): Document.
6391 
        * tree-pass.h (pass_loop_fusion): Declared.
6392 
        * tree-loop-fusion.c: New.
6393 
        * timevar.def (TV_TREE_LOOP_FUSION): Declared.
6394 
        * tree-data-ref.c (find_data_references_in_loop): Make extern.
6395 
        * tree-data-ref.h (find_data_references_in_loop): Declared.
6396 
        * common.opt (ftree-loop-fusion): Declared.
6397 
        * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
6398 
 
6399 
2008-05-21  Sebastian Pop
6400 
 
6401 
        * graphite.c (build_access_matrix): Fix typo from the merge.
6402 
 
6403 
2008-05-20  Sebastian Pop
6404 
 
6405 
        * Merge from mainline (130800:135673).
6406 
 
6407 
2008-05-07  Sebastian Pop
6408 
 
6409 
        * graphite.c (end_scop): The exit of the scop is not part of the scop.
6410 
        Update dominators after splitting.
6411 
 
6412 
2008-05-07  Sebastian Pop
6413 
 
6414 
        * graphite.c (is_bb_addable): Return the harmful statement.
6415 
        Factor up some code.
6416 
        (end_scop): New.  Splits end of scope bbs on a harmful statement.
6417 
        (build_scops_1): Call end_scop.
6418 
 
6419 
2008-05-07  Sebastian Pop
6420 
 
6421 
        * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
6422 
        all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
6423 
        add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
6424 
        build_scops_1): Removed.
6425 
        (build_scops_2): Renamed build_scops_1.
6426 
 
6427 
2008-05-06  Sebastian Pop
6428 
 
6429 
        * graphite.c: Fix formatting.
6430 
 
6431 
2008-05-06  Tobias Grosser
6432 
 
6433 
        * graphite.c (get_bb_type): New.
6434 
        (move_scops): New.
6435 
        (build_scops_2): New.
6436 
        (is_bb_addable): New.
6437 
        (build_scops): Switch the scop detection.
6438 
        (build_scop_bbs): Add entry bb to scop.
6439 
        * graphite.h (struct scop): Update comment.
6440 
 
6441 
2008-05-06  Tobias Grosser
6442 
 
6443 
        * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
6444 
        more colors.
6445 
 
6446 
2008-05-06  Tobias Grosser
6447 
 
6448 
        * gcc.dg/graphite/scop-1.c: Update.
6449 
        * gcc.dg/graphite/scop-2.c: Update.
6450 
        * gcc.dg/graphite/scop-4.c: Update.
6451 
        * gcc.dg/graphite/scop-5.c: Add.
6452 
        * gcc.dg/graphite/scop-6.c: Add.
6453 
 
6454 
2008-05-06  Sebastian Pop
6455 
 
6456 
        * gcc.dg/graphite/scop-0.c: Add.
6457 
        * gcc.dg/graphite/scop-7.c: Add.
6458 
        * gcc.dg/graphite/scop-8.c: Add.
6459 
        * gcc.dg/graphite/scop-9.c: Add.
6460 
        * gcc.dg/graphite/scop-10.c: Add.
6461 
 
6462 
2008-05-06  Tobias Grosser
6463 
 
6464 
        * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
6465 
        Check affine expressions depending on the outermost loop
6466 
        instead of a scop.
6467 
        (stmt_simple_for_scop_p): Same.
6468 
        (harmfule_stmt_in_scop): Same.
6469 
 
6470 
2008-04-28  Tobias Grosser
6471 
 
6472 
        * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
6473 
        mark entry and exit, that are not part of the SCoP and update HTML
6474 
        formatting.
6475 
 
6476 
2008-04-25  Sebastian Pop
6477 
 
6478 
        * graphite.c (basic_block_simple_for_scop_p): Renamed
6479 
        harmful_stmt_in_bb.
6480 
        (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
6481 
        (add_dominators_to_open_scops, build_scops_1): Reimplemented.
6482 
        (all_preds_visited_p, all_succs_visited_p,
6483 
        start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
6484 
        scop_end_loop): New.
6485 
        (build_scops): Do not use dfs_enumerate_from.
6486 
 
6487 
        * gcc.dg/graphite/scop-{1,2,4}.c: Updated.
6488 
 
6489 
2008-04-23  Sebastian Pop
6490 
 
6491 
        * graphite.c: Add comments to functions that are missing a
6492 
        description.
6493 
        (graphite_create_iv): Removed.  Merged in graphite_loop_to_gcc_loop.
6494 
 
6495 
2008-04-23  Sebastian Pop
6496 
 
6497 
        * graphite.c (nb_params_in_scop): Moved...
6498 
        (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
6499 
        (setup_cloog_loop): Call loop_body_to_cloog_stmts.
6500 
        (clast_to_gcc_expression): Reduce column size to less than 80.
6501 
        (graphite_create_iv): Return the new name of the IV.
6502 
        (find_transform): Set options->esp and options->cpp.
6503 
        (gloog): Comment out the invalidation of the old loop code.
6504 
        (initialize_dependence_polyhedron): Replace scop_nb_params with
6505 
        nb_params_in_scop.
6506 
 
6507 
        * graphite.h (nb_params_in_scop): ... here.
6508 
        (scop_nb_params): Removed.
6509 
        (loop_domain_dim): Return something even when the loop was not
6510 
        found in the hash table: avoid ICEing on all the graphite.exp
6511 
        testcases.
6512 
 
6513 
2008-04-14  Konrad Trifunovic
6514 
 
6515 
        * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
6516 
 
6517 
        * graphite.c (build_scop_dynamic_schedules): Schedule is built
6518 
        according to nesting level.
6519 
        (find_scop_parameters): Call instantiate_parameters.
6520 
        (scan_tree_for_params): Extend it to handle general affine bounds.
6521 
        Inner loop bound can depend on outer loop induction variable.
6522 
        (setup_cloog_loop): tmp variable is allocated on stack. Call
6523 
        instantiate_parameters with respect to outermost_loop_in_scop.
6524 
        (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
6525 
        graphite.h.
6526 
        (create_empty_loop): Function loopify should be given edge
6527 
        probability, instead of edge frequency. Dominance relation from
6528 
        switch_bb to loop_header.
6529 
        (clast_to_gcc_expression): Added handling of clast_reduction node.
6530 
        (gloog): New functionality for removing old loop.
6531 
        (test_dependence): Factored out from build_rdg_all_levels.
6532 
        (build_rdg_all_levels): Dependence testing factored out to
6533 
        test_dependence function.
6534 
 
6535 
        * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
6536 
        (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
6537 
        from graphite.c
6538 
 
6539 
2008-04-07  Sebastian Pop
6540 
 
6541 
        * graphite.c (free_scop, param_index, initialize_cloog_names,
6542 
        nb_params_in_scop): Use name_tree map instead of just a tree
6543 
        for keeping track of the variable name associated to that tree.
6544 
        (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
6545 
        clast_to_gcc_expression, graphite_create_iv,
6546 
        graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
6547 
        graphite_stmt_to_gcc_stmt): New.
6548 
        (gloog): Call these.
6549 
        * graphite.h (struct name_tree): New.
6550 
        (struct scop): Use name_tree instead of tree for params.
6551 
        Store a vector of name_tree for new_ivs.
6552 
        (SCOP_NEWIVS): New.
6553 
        (scop_nb_params): Use name_tree instead of tree.
6554 
 
6555 
2008-04-05  Alexander Lamaison
6556 
            Sebastian Pop
6557 
 
6558 
        * tree-bounds.c: New.
6559 
        * tree-bounds.h: New.
6560 
        * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
6561 
        * passes.c: Schedule pass_bounds_early, pass_bounds_late.
6562 
        * builtins.c (expand_builtin_alloca): Add flag_bounds as for
6563 
        flag_mudflap.
6564 
        * gcc.c: Same.
6565 
        * toplev.c: Same.
6566 
        * c-cppbuiltin.c: Same.
6567 
        * c-pragma.c: Same.
6568 
        * common.opt: Same.
6569 
        * varasm.c: Same.
6570 
        * tree-outof-ssa.c: Same.
6571 
        * c-common.c: Same.
6572 
        * Makefile.in: Same.
6573 
 
6574 
2008-03-15  Antoniu Pop
6575 
            Sebastian Pop
6576 
 
6577 
        * tree-loop-distribution.c (remaining_stmts,
6578 
        upstream_mem_writes): Removed static variables.
6579 
        (copy_loop_before, create_bb_after_loop,
6580 
        mark_nodes_having_upstream_mem_writes, free_rdg_components,
6581 
        rdg_build_components, rdg_build_partitions,
6582 
        dump_rdg_partitions): Extern.
6583 
        (generate_loops_for_partition, generate_code_for_partition): Do not
6584 
        return a bool.
6585 
        (already_processed_vertex_p, predecessor_has_mem_write,
6586 
        mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
6587 
        rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
6588 
        rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
6589 
        build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
6590 
        Pass remaining_stmts and upstream_mem_writes as parameters.
6591 
        (rdg_component): Moved...
6592 
        (build_rdg_partition_for_component): Do not aggregate components when
6593 
        flag_streamize_loops is set.
6594 
        (gen_sequential_loops): New.
6595 
        (ldist_gen): Call gen_sequential_loops.
6596 
 
6597 
        * tree-pass.h (pass_loop_streamization): Declared.
6598 
 
6599 
        * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
6600 
        basic blocks when loops structures exist.
6601 
 
6602 
        * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
6603 
 
6604 
        * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
6605 
 
6606 
        * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6607 
        eliminate_local_variables_stmt, eliminate_local_variables,
6608 
        separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6609 
        separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6610 
        of code delimited by two edges in the CFG.
6611 
        (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6612 
        (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6613 
        (separate_decls_in_loop): Renamed separate_decls_in_region.  Isolate
6614 
        the case of parallelisation of reductions.
6615 
        (create_loop_fn): Extern.
6616 
        (create_omp_parallel_region): New.
6617 
 
6618 
        * tree-data-ref.c (dump_data_dependence_relation): Don't call
6619 
        dump_data_reference for printing dra and drb.
6620 
        (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
6621 
        RDGE_RELATION.
6622 
        (build_rdg): Don't call free_dependence_relations for the moment, as
6623 
        we attach dependence relations on each edge of the RDG.
6624 
        To be fixed later.
6625 
 
6626 
        * tree-data-ref.h (rdg_component): ...here.
6627 
        (struct rdg_edge): New field ddr_p relation.
6628 
        (RDGE_RELATION): New.
6629 
        (create_bb_after_loop, copy_loop_before,
6630 
        mark_nodes_having_upstream_mem_writes, rdg_build_components,
6631 
        rdg_build_partitions, dump_rdg_partitions,
6632 
        free_rdg_components): Declared.
6633 
 
6634 
        * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
6635 
        BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
6636 
 
6637 
        * tree-loop-streamization.c: New.
6638 
 
6639 
        * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
6640 
        create_omp_parallel_region, expr_invariant_in_region_p): Declared.
6641 
 
6642 
        * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
6643 
 
6644 
        * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6645 
 
6646 
        * passes.c: Schedule pass_loop_streamization.
6647 
 
6648 
2008-03-08  Tobias Grosser
6649 
 
6650 
        * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
6651 
        update comment.
6652 
 
6653 
2008-03-07  Tobias Grosser
6654 
 
6655 
        * graphite.c (dot_all_scops): Update formatting.
6656 
        Bbs can now be part of more than one SCoP.
6657 
 
6658 
2008-03-04  Sebastian Pop
6659 
 
6660 
        * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
6661 
        malloc problems.
6662 
        (loop_domain_dim): Check for unregistered toplev SCOP loop.
6663 
        * graphite.h (loop_to_cloog_loop): New.
6664 
 
6665 
2008-03-04  Konrad Trifunovic
6666 
 
6667 
        * graphite.c (loop_domain_dim, ref_nb_loops,
6668 
        loop_iteration_vector_dim): New.
6669 
        (build_access_matrix_with_af, build_access_matrix,
6670 
        initialize_dependence_polyhedron): Fixed for new matrix layout.
6671 
        No longer assume that all iteration domains are of the same
6672 
        dimensionality.
6673 
 
6674 
2008-03-02  Sebastian Pop
6675 
 
6676 
        * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6677 
        defined in a loop at depth 0 is invariant.
6678 
        * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6679 
        * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6680 
        be called at loop depth 0.
6681 
 
6682 
        * graphite.c (basic_block_simple_for_scop_p): Take the scop as
6683 
        a parameter.
6684 
        (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
6685 
        (down_open_scop): Removed.
6686 
        (loop_in_scop_p): Redefined.
6687 
        (scop_affine_expr): New argument: scop.
6688 
        (stmt_simple_for_scop_p): New argument: scop.  RETURN_EXPR is not
6689 
        a harmful statement ending a scop.
6690 
        (basic_block_simple_for_scop_p): New argument: scop.
6691 
        (get_loop_start): Removed.
6692 
        (new_scop): Initialize SCOP_LOOPS.
6693 
        (free_scop): Free SCOP_LOOPS.
6694 
        (succs_at_same_depth, preds_at_same_depth): New.
6695 
        (end_scop): Test the validity of a scop.
6696 
        (add_dominators_to_open_scops): New.
6697 
        (test_for_scop_bound): Call add_dominators_to_open_scops.
6698 
        Add cases for opening and closing multiple scops.
6699 
        (build_scops, build_scop_bbs): Iterate over basic blocks in
6700 
        depth first order.
6701 
        (build_graphite_bb): Pass scop directly.
6702 
        (dfs_bb_in_scop_p): New.
6703 
        (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
6704 
        several times.
6705 
        (nb_loops_around_gb): Use loop_in_scop_p.
6706 
        (schedule_to_scattering): Disabled for the moment the code computing
6707 
        the "textual order for outer loop".
6708 
 
6709 
        * graphite.h (struct scop): New field loops.
6710 
        (SCOP_LOOPS): New.
6711 
        (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
6712 
 
6713 
        * gcc.dg/graphite/scop-{1,...,7}.c: Updated.
6714 
 
6715 
2008-02-27  Antoniu Pop
6716 
            Sebastian Pop
6717 
 
6718 
        * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
6719 
        * common.opt (fstreamize-loops): New.
6720 
        * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
6721 
        BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
6722 
        BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
6723 
        BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
6724 
 
6725 
2008-02-22  Konrad Trifunovic
6726 
 
6727 
        * tree-data-ref.c (build_empty_rdg): New.
6728 
        (build_rdg): Use it.
6729 
        * tree-data-ref.h (build_empty_rdg): Declared.
6730 
        * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
6731 
        (find_vertex_for_stmt): Removed.
6732 
        (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
6733 
 
6734 
2008-02-21  Sebastian Pop
6735 
 
6736 
        * tree-loop-distribution.c (generate_builtin): After cancelling the
6737 
        loop tree, also delete basic blocks.
6738 
        (rdg_flag_uses): Stop recursion when a vertex has already been
6739 
        processed.
6740 
 
6741 
2008-02-15  Konrad Trifunovic
6742 
 
6743 
        * graphite.c (build_scop_alpha): Removed.
6744 
        (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
6745 
        and dump_dependence_graph to avoid compiler warnings.
6746 
 
6747 
2008-02-14  Konrad Trifunovic
6748 
 
6749 
        * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
6750 
        * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
6751 
        * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
6752 
        eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
6753 
        (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
6754 
        (initialize_dependence_polyhedron, find_vertex_for_stmt,
6755 
        initialize_data_dependence_polyhedron, is_empty_polyhedron,
6756 
        statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
6757 
        dump_dependence_graph): New.
6758 
        * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
6759 
        (GBB_ALPHA): New.
6760 
        (struct scop): New field loop2cloog_loop.
6761 
        (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
6762 
        RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
6763 
 
6764 
2008-02-10  Konrad Trifunovic
6765 
 
6766 
        * graphite.c (build_graphite_bb): Fix initialization
6767 
        of the graphite basic block.
6768 
 
6769 
2008-02-05  Sebastian Pop
6770 
 
6771 
        * graphite.c (scan_tree_for_params): Rewrite for the new layout of
6772 
        loop domain matrix.  Pass in the number of loops contained in the
6773 
        constraint matrix.
6774 
        (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
6775 
        (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
6776 
        loops that are not surrounding the current loop are not represented
6777 
        in the domain constraint matrix.
6778 
        (build_scop_iteration_domain): Initial domain constraint matrix
6779 
        contains only the eq/ineq, cst, and scop parameters columns.
6780 
 
6781 
2008-01-29  Tobias Grosser
6782 
 
6783 
        * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
6784 
        (print_graphite_bb): Print scattering.
6785 
 
6786 
2008-01-29  Tobias Grosser
6787 
 
6788 
        * graphite.c (initialize_cloog_names): Initialize names of
6789 
        scattering variables.
6790 
 
6791 
2009-01-29  Tobias Grosser
6792 
 
6793 
        * graphite.c (dot_all_scops_1): Disable debug output while
6794 
        printing graph.
6795 
 
6796 
2008-01-29  Tobias Grosser
6797 
 
6798 
        * graphite.c (find_transform): Change cloog output language to C.
6799 
 
6800 
2008-01-27  Sebastian Pop
6801 
 
6802 
        * tree-loop-distribution.c (generate_memset_zero,
6803 
        generate_builtin, generate_code_for_partition,
6804 
        rdg_flag_all_uses): New.
6805 
        (rdg_flag_uses): Gather in the same partition the statements defining
6806 
        the VUSES of the current statement.
6807 
        (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
6808 
        Gather in the same partition not only the stores to the same memory
6809 
        access, but also the reads.
6810 
        (ldist_generate_loops): Renamed ldist_gen.
6811 
 
6812 
2008-01-24  Sebastian Pop
6813 
            Tobias Grosser
6814 
 
6815 
        * graphite.c (setup_cloog_loop): Chain all cloog loops with the
6816 
        next pointer, don't use the inner pointer.
6817 
 
6818 
2008-01-20  Tobias Grosser
6819 
 
6820 
        * graphite.c (dot_all_scops, dot_all_scops_1): New.
6821 
        (find_transform): Call dot_all_1.
6822 
        * graphite.h (dot_all_scops): Declared.
6823 
 
6824 
2007-12-14  Sebastian Pop
6825 
 
6826 
        * tree-loop-distribution.c: Fix apsi.f ICE.
6827 
        (create_bb_after_loop): New.
6828 
        (generate_loops_for_partition): Use it.
6829 
        * gfortran.dg/ldist-1.f90: New.
6830 
 
6831 
        * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
6832 
        * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
6833 
 
6834 
2007-12-13  Tobias Grosser
6835 
 
6836 
        * graphite.c (find_transform): Dump cloog program sent to cloog.
6837 
 
6838 
2007-12-13  Tobias Grosser
6839 
 
6840 
        * graphite.c (initialize_cloog_names): Initialize cloog
6841 
        iterator names.
6842 
 
6843 
2007-12-13  Tobias Grosser
6844 
 
6845 
        * graphite.c (build_scop_context): Fix typo, for the matrix
6846 
        format: insert '0 >= 0' instead of '-1 >= 0'.
6847 
 
6848 
2007-12-13  Sebastian Pop
6849 
 
6850 
        * Fix merge problems.
6851 
 
6852 
2007-12-13  Sebastian Pop
6853 
 
6854 
        * graphite.c (setup_cloog_loop): Fix typo.
6855 
 
6856 
2007-12-12  Sebastian Pop
6857 
 
6858 
        * doc/invoke.texi (-ftree-loop-distribution): Documented.
6859 
        * tree-loop-distribution.c: Reimplemented.
6860 
        * tree-pass.h (pass_loop_distribution): New.
6861 
        * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
6862 
        print_loops.
6863 
        * graphds.h (struct graph): New field indexes.
6864 
        * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6865 
 
6866 
        * tree-vect-analyze.c: Remove declaration of static functions when not
6867 
        needed.
6868 
        * tree-vectorizer.c: Same.
6869 
        (rename_variables_in_loop): Now extern.
6870 
        (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
6871 
        tree_duplicate_loop_to_edge_cfg.  Reset PENDING_STMT for edges after
6872 
        calling redirect_edge_and_branch_force.
6873 
 
6874 
        * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6875 
 
6876 
        * tree-data-ref.c: Don't include tree-chrec.h.
6877 
        (debug_data_dependence_relations): New.
6878 
        (dump_data_dependence_relation): Call dump_data_reference on data refs
6879 
        in the relation.
6880 
        (same_access_functions): Moved...
6881 
        (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6882 
        (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6883 
        debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6884 
        struct rdg_vertex_info, ): New.
6885 
        (create_rdg_edge_for_ddr): Compute the dependence level before looking
6886 
        at DDR_REVERSED_P.
6887 
        (create_rdg_vertices): Initialize the htab of graph->indexes.
6888 
        Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
6889 
        (stmts_from_loop): Don't save LABEL_EXPR.
6890 
        (hash_stmt_vertex_info, eq_stmt_vertex_info,
6891 
        hash_stmt_vertex_del): New.
6892 
        (build_rdg): Initialize rdg->indexes.
6893 
        (free_rdg, stores_from_loop, ref_base_address,
6894 
        rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6895 
        have_similar_memory_accesses_1, ref_base_address_1,
6896 
        remove_similar_memory_refs): New.
6897 
 
6898 
        * tree-data-ref.h: Include tree-chrec.h.
6899 
        (debug_data_dependence_relations): Declared.
6900 
        (same_access_functions): ...here.  Now static inline.
6901 
        (ddr_is_anti_dependent, ddrs_have_anti_deps,
6902 
        ddr_dependence_level): New.
6903 
        (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
6904 
        (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
6905 
        RDG_MEM_READS_STMT): New.
6906 
        (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6907 
        debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6908 
        rdg_vertex_for_stmt): Declared.
6909 
        (struct rdg_edge): New field level.
6910 
        (RDGE_LEVEL, free_rdg): New.
6911 
        (stores_from_loop, remove_similar_memory_refs,
6912 
        rdg_defs_used_in_other_loops_p,
6913 
        have_similar_memory_accesses): Declared.
6914 
        (rdg_has_similar_memory_accesses): New.
6915 
 
6916 
        * lambda.h (dependence_level): New.
6917 
        * common.opt (ftree-loop-distribution): New.
6918 
        * tree-flow.h (debug_loop_ir): Renamed debug_loops.
6919 
        (print_loop_ir): Renamed print_loops.
6920 
        (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
6921 
        tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
6922 
        * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
6923 
        (tree-loop-distribution.o): Added.
6924 
        * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6925 
        (mark_virtual_ops_in_bb): New.
6926 
        (print_loops_bb, debug_loop_num, debug_loop): New.
6927 
        * passes.c: Scheduled pass_loop_distribution.
6928 
 
6929 
2007-12-12  Konrad Trifunovic
6930 
 
6931 
        * graphite.c (scan_tree_for_params): Correct the number of columns
6932 
        for polylib format.
6933 
        (nb_flat_iterator): New.
6934 
        (setup_cloog_loop): Initialize to 1 the first column for inequalities.
6935 
        (build_scop_iteration_domain): Correct the number of columns for
6936 
        polylib format.
6937 
 
6938 
2007-12-12  Sebastian Pop
6939 
 
6940 
        * Merge from mainline (129697:130800).
6941 
 
6942 
2007-10-30  Sebastian Pop
6943 
 
6944 
        * graphite.c (build_graphite_bb): SCoP's basic blocks are post
6945 
        dominated by SCoP's exit.
6946 
        (graphite_transform_loops): Compute post dominators.
6947 
 
6948 
2007-10-28  Sebastian Pop
6949 
 
6950 
        * Merge from mainline (127169:129697).
6951 
 
6952 
2007-10-28  Sebastian Pop
6953 
 
6954 
        * graphite.c (affine_expr): Renamed scop_affine_expr.  Use an extra
6955 
        parameter for the basic block that contains the expression.  Use
6956 
        outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
6957 
        (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
6958 
        the expression.
6959 
        * graphite.h (gbb_loop): New.
6960 
        (GBB_LOOP): Removed.
6961 
 
6962 
2007-08-03  Sebastian Pop
6963 
 
6964 
        * Makefile.in: Fix merge problem.
6965 
 
6966 
2007-08-03  Sebastian Pop
6967 
 
6968 
        * Merge from mainline (125309:127169).
6969 
        * tree-loop-distribution.c: Disabled.
6970 
 
6971 
2007-06-05  Sebastian Pop
6972 
 
6973 
        * Merge from mainline (r123693:125309).
6974 
 
6975 
2007-05-30  Sebastian Pop
6976 
 
6977 
        * tree-loop-distribution.c (correct_modify_expr_p): Renamed
6978 
        correct_modify_p
6979 
        (correct_modify_p, check_statements, number_of_lvalue_uses,
6980 
        number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
6981 
        instead of MODIFY_EXPR.
6982 
        (update_edge_with_ddv): Don't pass index_of_edge.  Initialize
6983 
        and push new edges.
6984 
 
6985 
2007-05-24  Sebastian Pop
6986 
 
6987 
        * tree-loop-distribution.c (struct rdg): Replace arrays by
6988 
        VECs for edges and vertices.
6989 
        (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
6990 
        (RDGV_NB_PARTITIONS): New.
6991 
        (PRDG_NBV, PRDG_NBE): Removed.
6992 
        (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
6993 
        dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
6994 
        number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
6995 
 
6996 
2007-05-17  Georges-Andre Silber
6997 
            Sebastian Pop
6998 
 
6999 
        * doc/invoke.texi (-ftree-loop-distribution): Document.
7000 
        * tree-loop-distribution.c: New file.
7001 
        * tree-pass.h (pass_loop_distribution): Declared.
7002 
        * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7003 
        * tree-data-ref.c (initialize_data_dependence_relation): Initialize
7004 
        and set reversed_p.
7005 
        * tree-data-ref.h (data_dependence_relation): Add reversed_p.
7006 
        (DDR_REVERSED_P): New.
7007 
        * common.opt (-ftree-loop-distribution): New.
7008 
        * tree-flow.h (distribute_loops): Declared.
7009 
        * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
7010 
        * passes.c (init_optimization_passes): Schedule loop distribution.
7011 
 
7012 
2007-05-12  Sebastian Pop
7013 
 
7014 
        * graphite.c (print_graphite_bb): Don't call dump_data_references.
7015 
        (print_scop): Don't print when scop is NULL.
7016 
        (build_scop_context, find_transform): Don't output to stderr.
7017 
 
7018 
2007-05-09  Sebastian Pop
7019 
 
7020 
        * tree-data-ref.c: Don't include graphite.h.
7021 
        Comment out the code for printing data reference's scop.
7022 
        (build_access_matrix_with_af): Moved...
7023 
        * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
7024 
        * graphite.c (build_access_matrix_with_af): ... here.  Now static.
7025 
        (print_graphite_bb): Print basic block's schedule.
7026 
        (print_scop): Don't print the schedule, call cloog's pretty printer.
7027 
        (bb_in_scop_p): A basic block is in a scop only if it is both
7028 
        dominated and postdominated by the scop's entry and exit basic blocks.
7029 
        (function_parameter_p): New.
7030 
        (invariant_in_scop_p): Use function_parameter_p.
7031 
        (new_scop, save_scop): New.
7032 
        (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
7033 
        save_scop.
7034 
        (scan_tree_for_params): Directly build the constraint as CloogMatrix.
7035 
        (loop_in_scop_p): New.
7036 
        (scop_record_loop): Use loop_in_scop_p.
7037 
        (build_scop_domain): Renamed build_scop_iteration_domain.
7038 
        (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
7039 
        nb_params_in_scop, build_scop_context, first_loop_in_scop,
7040 
        setup_cloog_loop, dot_scop_1, dot_scop): New.
7041 
        * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
7042 
        (struct scop): Add a pointer to cloog's representation of a program.
7043 
 
7044 
2007-04-14  Sebastian Pop
7045 
 
7046 
        * doc/invoke.texi (-ftree-check-verbose): Renamed
7047 
        -ftree-checks-verbose.
7048 
        * common.opt (flag_tree_check_verbose): Renamed
7049 
        flag_tree_checks_verbose.
7050 
        * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
7051 
 
7052 
2007-04-14  Sebastian Pop
7053 
 
7054 
        * configure: Regenerated.
7055 
        * config.in: Regenerated.
7056 
        * tree-ssa-loop.c (graphite_transforms): Execute
7057 
        graphite_transform_loops only when HAVE_cloog.
7058 
        * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
7059 
        * graphite.c: Include polylibgmp.h and cloog.h.
7060 
        (graphite_transform_loops): Removed loops parameter.
7061 
        * tree-flow.h (graphite_transform_loops): Update declaration.
7062 
        * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
7063 
        (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
7064 
        (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
7065 
        (OBJS-common): Remove dependence on graphite.o.
7066 
        (BACKEND): Depend on @GRAPHITE@.
7067 
 
7068 
2007-04-13  Sebastian Pop
7069 
 
7070 
        * doc/invoke.texi (-ftree-check-verbose): Documented.
7071 
        * gcc.dg/tree-checker/tree-checks-1.c: New.
7072 
        * gcc.dg/tree-checker/tree-checks-2.c: New.
7073 
        * gcc.dg/tree-checker/tree-checks-3.c: New.
7074 
        * gcc.dg/tree-checker/tree-checks-4.c: New.
7075 
        * gcc.dg/tree-checker/tree-checks.exp: New.
7076 
        * gcc.dg/tree-checker/condates.crp: New.
7077 
        * common.opt (ftree-checks-verbose): New.
7078 
        * tree-check.c (tree_check_warning): Move extra stderr output
7079 
        under control of flag_tree_check_verbose.
7080 
 
7081 
2007-04-12  Sebastian Pop
7082 
 
7083 
        * tree-match.c: Fix comments formatting.
7084 
        * tree-match.h: Fix comments formatting.
7085 
        * tree-check.c: Fix comments formatting.
7086 
        (tree_check_init): Restructure.
7087 
 
7088 
2007-04-12  Nic Volanschi
7089 
 
7090 
        * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
7091 
 
7092 
2007-04-10  Sebastian Pop
7093 
 
7094 
        * Merge from mainline (r120733:123693).
7095 
 
7096 
2007-03-20  Nic Volanschi
7097 
 
7098 
        * condate.y: New file.
7099 
        * tree-match.h (struct patt_info_s): New field sign.
7100 
        (struct condate_s): New field msg.
7101 
        (normalize_condate, name_condate, add_condate): New.
7102 
        (conds[], condate_parse): Made extern.
7103 
        * tree-check.c (tree_check_warning): First arg changed to cond;
7104 
        warning reformatted.
7105 
        (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
7106 
        (tree_scan): New.
7107 
        (tree_check): Process trivial condates.
7108 
        (read_delimited_string): Removed.
7109 
        (print_cond): Print name and msg.
7110 
        (conds[]): Made extern.
7111 
        (parse_tree_check_file_once): Rewritten to use the parser in
7112 
        condate.y.
7113 
        Processing of option --tree_check_string moved to tree_scan().
7114 
        * Makefile.in: Added condate.y
7115 
 
7116 
2007-03-12  Sebastian Pop
7117 
 
7118 
        * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
7119 
        Use VECs instead of varrays.
7120 
        * diagnostic.h (lazy_dump_generic_node): Update declaration.
7121 
        * Makefile.in (pretty-print.o): Depend on vec.h.
7122 
        * pretty-print.c: Include tree.h and vec.h.
7123 
        (pp_clear_state, pp_write_list_to_stream, pp_base_format,
7124 
        pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
7125 
        new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
7126 
        pp_free_list): Use VECs instead of varrays.
7127 
        * pretty-print.h: Do not include varray.h.
7128 
        (struct tree_chunk_s): Declaration moved before its use.
7129 
        (output_buffer): Rename varray field to chunks.
7130 
        * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
7131 
        tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
7132 
        save_global_holes): Use VECs instead of varrays.
7133 
        * tree-match.h: Declare VECs of cfg_node, and hole_p.
7134 
        * tree-check.c (scan_cfg_stmts, push_node,
7135 
        print_matching_stmt): Removed.
7136 
        (tree_check_instance, push_global_holes_if_new, tree_check,
7137 
        execute_tree_check): Use VECs instead of varrays.
7138 
        (gate_tree_check): Don't execute the CFG check when basic_block_info
7139 
        is not available.
7140 
 
7141 
2007-01-12  Sebastian Pop
7142 
 
7143 
        * Merge from mainline (r115016:120733).
7144 
 
7145 
2007-01-12  Sebastian Pop
7146 
 
7147 
        * Merge from mainline (r117632:117661).
7148 
 
7149 
2007-01-12  Sebastian Pop
7150 
 
7151 
        * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
7152 
        * tree-pass.h (TDF_DEBUG, debug_p): New.
7153 
        * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
7154 
        get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
7155 
        get_loop_exit_condition, analyze_evolution_in_loop,
7156 
        analyze_initial_condition, analyze_scalar_evolution,
7157 
        instantiate_parameters, number_of_latch_executions): Use debug_p.
7158 
        * tree-chrec.c (chrec_apply): Use debug_p.
7159 
        * tree-data-ref.c: Include graphite.h.
7160 
        (dump_data_reference): Print also the access matrix.
7161 
        (analyze_array, analyze_indirect_ref, init_data_ref,
7162 
        analyze_offset_expr, address_analysis, object_analysis,
7163 
        create_data_ref, finalize_ddr_dependent,
7164 
        non_affine_dependence_relation, analyze_ziv_subscript,
7165 
        analyze_siv_subscript_cst_affine,
7166 
        compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7167 
        can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
7168 
        analyze_miv_subscript, analyze_overlapping_iterations,
7169 
        build_classic_dist_vector, subscript_dependence_tester,
7170 
        compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
7171 
        (build_access_matrix_with_af): No longer static.
7172 
        * tree-data-ref.h (scop_p): ... declaration here.
7173 
        (data_reference.scop): New field.
7174 
        (DR_SCOP, DR_ACCESS_MATRIX): New.
7175 
        (build_access_matrix_with_af, dr_num_subscripts): Declared.
7176 
        * graphite.c (print_graphite_bb): Call dump_data_references.
7177 
        (print_scop): Use scop_nb_loops and scop_dim_domain.
7178 
        (test_for_scop_bound): Use debug_p.
7179 
        (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
7180 
        scop_nb_params.
7181 
        (scop_loop_index): Moved...
7182 
        (scop_record_loop): New.
7183 
        (build_scop_loop_nests): Use scop_record_loop.
7184 
        (build_scop_domain): Use scop_dim_domain.
7185 
        (build_access_matrix): Implemented.
7186 
        (build_scop_canonical_schedules): Use scop_nb_loops.
7187 
        (build_graphite_bb): Initialize GBB_SCOP.
7188 
        * graphite.h (scop_p): Moved...
7189 
        (graphite_bb.scop): New field.
7190 
        (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
7191 
        scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
7192 
        SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
7193 
        (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
7194 
        scop_loop_index): New.
7195 
        * Makefile.in (tree-data-ref.o): Depends on graphite.h.
7196 
 
7197 
2007-01-05  Sebastian Pop
7198 
 
7199 
        * Merge from mainline (r117661:120450).
7200 
 
7201 
2006-10-12  Sebastian Pop
7202 
 
7203 
        * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
7204 
        at the first declaration outside the varying loop, instantiate as
7205 
        far as possible.
7206 
        * tree-chrec.c (for_each_scev_op): New.
7207 
        * tree-chrec.h (for_each_scev_op): Declared.
7208 
        * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
7209 
        * tree-data-ref.c (get_references_in_stmt,
7210 
        find_data_references_in_stmt): New, from trunk.
7211 
        (find_data_references_in_loop): Use get_references_in_stmt
7212 
        and find_data_references_in_loop, modified as in trunk.
7213 
        (build_access_matrix_with_af): New.
7214 
        * tree-data-ref.h (data_reference): Add a field access_matrix.
7215 
        (data_ref_loc): New, as in trunk.
7216 
        * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
7217 
        invariant_in_scop_p, param_index, scan_tree_for_params,
7218 
        scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
7219 
        idx_record_param, idx_record_params, build_access_matrix,
7220 
        build_scop_data_accesses, build_scop_canonical_schedules,
7221 
        build_graphite_bb, build_scop_bbs, find_params_in_bb,
7222 
        build_scop_params): New.
7223 
        * graphite.h (graphite_bb): New.
7224 
        (scop): Add fields static_schedule, params, loop_nest,
7225 
        iteration_domain.
7226 
        * lambda.h: Declare vecs of lambda_matrix.
7227 
        * tree-flow.h (print_loop_ir_bb): Declared.
7228 
        * tree-cfg.c (print_loop_ir_bb): New.
7229 
        (print_loop): Use print_loop_ir_bb.
7230 
 
7231 
2006-10-12  Sebastian Pop
7232 
 
7233 
        * Merge from mainline (r115016:117632).
7234 
 
7235 
2006-10-11  Sebastian Pop
7236 
 
7237 
        * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
7238 
        break due to a warning.
7239 
 
7240 
2006-10-10  Sebastian Pop
7241 
 
7242 
        * graphite.c (print_scops, debug_scops): New.
7243 
        (graphite_transform): Renamed graphite_find_transform.
7244 
        * graphite.h (debug_scops): Declared.
7245 
 
7246 
2006-08-17  Sebastian Pop
7247 
 
7248 
        * tree-match.c: Reformat following the GNU style.
7249 
        * tree-match.h: Reformat following the GNU style.
7250 
        * tree-pattern.h: Removed empty file.
7251 
        * Makefile.in: Remove references to tree-pattern.h.
7252 
        * tree-check.c: Reformat following the GNU style.
7253 
        (execute_tree_check): Move gate condition code to...
7254 
        (gate_tree_check): ...here.  New function.
7255 
        (pass_check): Use the gate function.
7256 
 
7257 
2006-07-04  Nic Volanschi
7258 
 
7259 
        * tree-pattern.h: New. Tree pattern matching and checking using
7260 
        concrete syntax.
7261 
        * tree-check.c: New. Tree/CFG checking pass.
7262 
        * tree-match.c: New. Library for tree pattern matching.
7263 
        * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
7264 
        * toplev.c, flags.h: Add globals for tree-check pass.
7265 
        * Makefile.in: Integrate the files in tree-check pass.
7266 
        * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
7267 
        * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
7268 
        Introduce a "lazy" pretty-print mode.
7269 
        * tree.c, tree.h: Add tree_name.
7270 
 
7271 
2006-07-04  Sebastian Pop
7272 
 
7273 
        * doc/invoke.texi (-fgraphite): Correct typo.
7274 
        * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
7275 
        use of print_loop_ir.
7276 
        * gcc.dg/graphite/scop-1.c: New.
7277 
        * gcc.dg/graphite/scop-2.c: New.
7278 
        * gcc.dg/graphite/graphite.exp: New.
7279 
        * graphite.c: Include domwalk.h.
7280 
        (print_scop): Print only the entry and exit blocks.
7281 
        (debug_scop): No longer static.
7282 
        (affine_expr): Fix formating.  Return also true when the expression is
7283 
        constant.
7284 
        (stmt_simple_for_scop_p): Fix formating.
7285 
        (build_scops): Use domwalk.
7286 
        (get_loop_start, end_scop, test_for_scop_bound): New.
7287 
        (graphite_transform_loops): Avoid printing on stderr.
7288 
        * graphite.h (debug_scop): Declared.
7289 
        * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
7290 
        * Makefile.in (graphite.o): Depend on domwalk.h.
7291 
        * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
7292 
        declarations for static functions.
7293 
        (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
7294 
        controlling output verbosity.
7295 
 
7296 
2006-06-26  Sebastian Pop
7297 
            Plesco Alexandru
7298 
 
7299 
        * doc/invoke.texi (-fgraphite): Document.
7300 
        * tree-pass.h (pass_graphite_transforms): Declared.
7301 
        * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
7302 
        * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
7303 
        (pass_graphite_transforms): Defined.
7304 
        * tree-data-ref.c (free_data_ref, data_reference): Extern.
7305 
        * tree-data-ref.h (free_data_ref, data_reference): Declared.
7306 
        * graphite.c, graphite.h: New.
7307 
        * common.opt (fgraphite): Declared.
7308 
        * tree-flow.h (graphite_transform_loops): Declared.
7309 
        * Makefile.in (OBJS-common): Add graphite.o.
7310 
        (graphite.o): New rule.
7311 
        * passes.c (pass_graphite_transforms): Scheduled.
7312 
 

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