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gcc/gcc/ChangeLog.graphite
Sebastian Pop 211694b6da graphite-dependences.c (graphite_legal_transform_bb): Call pbb_remove_duplicate_pdrs. 
2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>

	* graphite-dependences.c (graphite_legal_transform_bb): Call
	pbb_remove_duplicate_pdrs.
	* graphite-poly.c (can_collapse_pdr): Removed.
	(pdr_find_duplicate): Removed.
	(can_collapse_pdrs): New.
	(pbb_remove_duplicate_pdrs): New.
	(new_poly_dr): Do not look for duplicates.
	* graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
	(PBB_PDR_DUPLICATES_REMOVED): New.
	(pbb_remove_duplicate_pdrs): Declared.

From-SVN: r151192
2009-08-28 20:41:53 +00:00

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2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (graphite_legal_transform_bb): Call
pbb_remove_duplicate_pdrs.
* graphite-poly.c (can_collapse_pdr): Removed.
(pdr_find_duplicate): Removed.
(can_collapse_pdrs): New.
(pbb_remove_duplicate_pdrs): New.
(new_poly_dr): Do not look for duplicates.
* graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
(PBB_PDR_DUPLICATES_REMOVED): New.
(pbb_remove_duplicate_pdrs): Declared.
2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-interchange.c (pbb_interchange_profitable_p): Adjust
the strides by multiplying by PDR_NB_REFS.
* graphite-poly.c (can_collapse_pdr): New.
(pdr_find_duplicate): New.
(new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
Initialize PDR_NB_REFS.
* graphite-poly.h (struct poly_dr): Add field nb_refs.
(PDR_NB_REFS): New.
(new_poly_dr): Number of subscripts is a graphite_dim_t.
2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
Revert one of the previous commits:
* graphite-dependences.c (graphite_legal_transform_bb): Avoid
the computation of symmetric data dependence relations.
(dependency_between_pbbs_p): Same.
2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/40965
* graphite-poly.c (apply_poly_transforms): Remove legality test before
any transform.
2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (pddr_original_scattering): Return NULL
for read-read dependence relations.
* graphite-poly.h (enum poly_dr_type): Fix comment.
(pdr_read_p): New.
(pdr_write_p): New.
(pdr_may_write_p): New.
2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
(struct poly_dr): Same.
(new_poly_dr): Same.
* graphite-poly.c (new_poly_dr): Same.
2009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
Sebastian Pop <sebastian.pop@amd.com>
* graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
pbb_strip_mine_time_depth. Changed the implementation so that
transformation is expressed as a transformation on
time (scatttering) dimensions. Also, ensures that the 2d+1
scheduling format is preserved.
(pbb_strip_mine_profitable_p): Profitability is based on the
iteration number of a given time (scattering) dimension,
and not on a original loop depth dimension.
(pbb_strip_mine): Call pbb_number_of_iterations_at_time.
(pbb_do_strip_mine): Call psct_dynamic_dim.
* graphite-poly.c (pbb_number_of_iterations_at_time): New.
* graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
(pbb_nb_dynamic_scattering_transform): New.
(psct_dynamic_dim): New.
2009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
* graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
* graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
* graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
* graphite-interchange.c (build_linearized_memory_access): Same.
(memory_stride_in_loop): Same.
2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (pddr_original_scattering): New.
(graphite_legal_transform_dr): Call pddr_original_scattering.
(dot_deps_1): New.
(dot_deps): New.
* graphite-dependences.h (dot_deps): Declared.
* graphite-poly.c (new_poly_dr): Initialize PDR_ID.
(print_pdr): Print PDR_ID.
* graphite-poly.h (struct poly_dr): Add field id.
(PDR_ID): New.
(pbb_index): New.
* graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
2009-08-22 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (graphite_carried_dependence_level_k): Do
not delete the original dependence relation.
2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (graphite_legal_transform_bb): Avoid
the computation of symmetric data dependence relations.
(dependency_between_pbbs_p): Same.
2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
(eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
(hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
(free_poly_ddr): New.
(pddr_is_empty): New.
(dependence_polyhedron_1): Now returns a poly_ddr_p.
(dependence_polyhedron): Same. Remove useless gcc_assert.
Remove fprintfs.
(graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
(graphite_carried_dependence_level_k): Call pddr_is_empty.
* graphite-dependences.h (enum poly_dependence_kind): New.
(poly_dr_pair): Renamed poly_ddr. Added a field kind.
(PDRP_SOURCE): Renamed PDDR_SOURCE.
(PDRP_SINK): Renamed PDDR_SINK.
(PDRP_DDP): Renamed PDDR_DDP.
(PDDR_KIND): New.
(free_poly_ddr): Declared.
* graphite-poly.c (new_scop): Use the new hash function names.
* graphite-poly.h (struct scop): Renamed field original_pdr_pairs
into original_pddrs.
(SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
* Merge from mainline (150764:150992).
2009-08-18 Sebastian Pop <sebastian.pop@amd.com>
* cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
bounds with LT_EXPR to make niter analysis more precise on code
generated by Graphite.
2009-08-18 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
(graphite_legal_transform_bb): Same.
(poly_drs_may_alias_p): Same.
2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/40981
* graphite-ppl.c (ppl_max_for_le): Correct the use of
ppl_Pointset_Powerset_C_Polyhedron_maximize.
2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (print_pbb): Print PBB index.
2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
* Merge from mainline (r150672:150764).
2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite-interchange.c (ppl_max_for_le): Moved...
* graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
* graphite-ppl.c (ppl_max_for_le): ... here.
* graphite-ppl.h (ppl_max_for_le): Declared.
2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
* Merge from mainline (r150372:150672).
2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/40980
* sese.c (convert_for_phi_arg): New.
(add_guard_exit_phis): Use convert_for_phi_arg.
* testsuite/gfortran.dg/graphite/id-17.f: New.
2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
unknown subscript upper bounds.
* testsuite/gcc.dg/graphite/interchange-6.c: Un-XFAIL.
2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
Pranav Garg <pranav.garg2107@gmail.com>
* graphite-interchange.c (gather_access_strides): Removed.
(ppl_max_for_le): New.
(build_linearized_memory_access): New.
(memory_stride_in_loop): New.
(pbb_interchange_profitable_p): Reimplemented.
* graphite-ppl.h (ppl_new_id_map): New.
(ppl_interchange): New.
* testsuite/gcc.dg/graphite/interchange-6.c: XFAILed.
2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
* graphite-interchange.c (compute_subscript): Removed.
(compute_array_size_cstr): Removed.
(compute_array_size_poly): Removed.
(compute_array_size): Removed.
(gather_access_strides_poly): Removed.
(gather_access_strides): Empty.
2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (dependence_polyhedron_1): Replace
pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
(graphite_legal_transform_dr): Same.
(graphite_carried_dependence_level_k): Same.
* graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
Initialize PDR_NB_SUBSCRIPTS.
(print_pdr_access_layout): Replace pdr_nb_subscripts with
PDR_NB_SUBSCRIPTS.
* graphite-poly.h (struct poly_dr): Add nb_subscripts field.
(PDR_NB_SUBSCRIPTS): New.
(pdr_nb_subscripts): Removed.
(pdr_dim): Simplified.
* graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
with PDR_NB_SUBSCRIPTS.
2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
* graphite-interchange.c (compute_array_size): Remove use of
PDR_DATA_CONTAINER.
* graphite-poly.c (new_poly_dr): Remove argument data_container.
Do not initialize PDR_DATA_CONTAINER.
(print_pdr): Do not print PDR_DATA_CONTAINER.
* graphite-poly.h (struct poly_dr): Remove data_container field.
(PDR_DATA_CONTAINER): Removed.
* graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
PDR_DATA_CONTAINER.
(build_poly_dr): Same.
2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
* testsuite/gcc.dg/graphite/interchange-9.c: New.
2009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (graphite_legal_transform_dr): Work on a
copy of the dependence polyhedron. Free the temporary objects.
(graphite_carried_dependence_level_k): Free unused objects before
returning.
* testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
* testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
* testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
* testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
* testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
* graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
Early return without analyzing the data dependences if no
transform has been done. Call restore_scattering if the transform
is not legal.
(graphite-interchange.c): Same.
* graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
(graphite_read_transforms): Initialize PBB_TRANSFORMED.
(apply_poly_transforms): Do not gcc_assert that
the transform is legal.
(new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
(free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
* graphite-poly.h (struct poly_scattering): New.
(struct poly_bb): Add original, transformed, and saved fields.
Remove transformed_scattering, original_scattering, nb_local_variables,
and nb_scattering_transform fields.
(PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
(poly_scattering_new): New.
(poly_scattering_free): New.
(poly_scattering_copy): New.
(store_scattering_pbb): New.
(store_scattering): New.
(restore_scattering_pbb): New.
(restore_scattering): New.
* graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (print_pbb): Add parentheses in the pretty print.
(print_scop): Same.
2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
* Makefile.in (graphite.o): Depends on PREDICT_H.
* graphite.c: Include predict.h.
(graphite_finalize): Call tree_estimate_probability.
* predict.c (predict_loops): Do not call scev_initialize and
scev_finalize.
(tree_estimate_probability_bb): New.
(tree_estimate_probability): Do not initialize loops: move that
code to the driver. Call tree_estimate_probability_bb.
(tree_estimate_probability_driver): New.
(pass_profile): Use tree_estimate_probability_driver.
* predict.h (tree_estimate_probability): Declared.
2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
* graphite-dependences.c (graphite_legal_transform): Add time to
TV_GRAPHITE_DATA_DEPS.
(dependency_between_pbbs_p): Same.
* timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
2009-08-03 Sebastian Pop <sebastian.pop@amd.com>
* Merge from mainline (r149952:150372).
2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
* ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
* graphite-blocking.c: Same.
* graphite-clast-to-gimple.c: Same.
* graphite-dependences.c: Same.
* graphite-poly.c: Same.
* graphite-poly.h: Same.
* graphite-ppl.c: Same.
* graphite-scop-detection.c: Same.
* graphite-sese-to-poly.c: Same.
* graphite.c: Same.
2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (loop_entry_phi_arg): New.
(remove_simple_copy_phi): New.
(remove_invariant_phi): New.
(simple_copy_phi_p): New.
(reduction_phi_p): New.
(gsi_for_ssa_name_def): New.
(insert_out_of_ssa_copy): New.
(insert_out_of_ssa_copy_on_edge): New.
(create_zero_dim_array): New.
(scalar_close_phi_node_p): New.
(rewrite_close_phi_out_of_ssa): New.
(rewrite_phi_out_of_ssa): New.
(rewrite_reductions_out_of_ssa): New.
(build_poly_scop): Call rewrite_reductions_out_of_ssa.
* testsuite/gcc.dg/graphite/id-11.c: New.
* testsuite/gcc.dg/graphite/id-15.c: New.
* testsuite/gcc.dg/graphite/interchange-1.c: Un-XFAIL.
* testsuite/gcc.dg/graphite/interchange-2.c: Un-XFAIL.
* testsuite/gcc.dg/graphite/interchange-3.c: Un-XFAIL.
* testsuite/gcc.dg/graphite/interchange-4.c: Un-XFAIL.
* testsuite/gcc.dg/graphite/interchange-7.c: Un-XFAIL.
* testsuite/gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
* testsuite/gfortran.dg/graphite/id-13.f: New.
* testsuite/gfortran.dg/graphite/id-5.f: New.
2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
check that nb_reductions_in_loop is zero.
* graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
reduction phi nodes.
(nb_reductions_in_loop): Removed.
(graphite_can_represent_loop): Do not call nb_reductions_in_loop.
* graphite-sese-to-poly.c (phi_node_is_iv): Removed.
(bb_contains_non_iv_scalar_phi_nodes): Removed.
(scop_contains_non_iv_scalar_phi_nodes): Removed.
(build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
statements that have an empty iteration domain.
* testsuite/gfortran.dg/graphite/id-16.f: New.
2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
* tree-scalar-evolution.c (instantiate_scev_1): Return
chrec_dont_know when the result is not above instantiate_below.
* graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
* graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
the tree has a known scalar evolution.
* testsuite/gfortran.dg/graphite/id-14.f: New.
* testsuite/gfortran.dg/graphite/id-15.f: New.
2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
* sese.c (rename_variables_in_stmt): Pass in an extra parameter
insert_gsi.
(rename_variables): Keep inserting renames after the ones already
inserted.
2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (compare_bb_depths): New.
(graphite_sort_dominated_info): New.
(build_scop_bbs_1): Call graphite_sort_dominated_info.
(build_scop_scattering): Fix comment.
2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (graphite_finalize): Call print_loops instead of
dump_function_to_file.
* testsuite/gcc.dg/graphite/graphite.exp: Fix formatting.
* testsuite/gcc.dg/graphite/pr35356-1.c: New. Look for the number of
loops generated in the graphite output file.
* testsuite/gcc.dg/graphite/pr35356-2.c: New.
* testsuite/gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
* testsuite/gfortran.dg/graphite/id-12.f: New.
2009-07-24 Li Feng <nemokingdom@gmail.com>
* testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
Remove 2 XFAIL.
2009-07-24 Li Feng <nemokingdom@gmail.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
alias set number build alias in ACCESSES polyhedron.
(build_alias_set_for_drs): New.
(build_pbb_drs): Added build_alias_set_for_drs.
* graphite-dependences.c (poly_drs_may_alias_p): New.
(graphite_carried_dependence_level_k): Check alias information
before building polyhedron.
2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
* Makefile.in (lambda-code.o): Fix formatting.
2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
* Merge from mainline (r149350-149952)
2009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-poly.c (apply_poly_transforms): Move strip_mine
before interchange to prepare for loop blocking.
2009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-poly.c (apply_poly_transforms): Add checks after every
transformation.
* graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
done in apply_poly_transforms.
2009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
* graphite-dependences.c (build_lexicographically_gt_constraint):
Replace RES parameter with *RES.
(dependence_polyhedron_1): Pass an address of the parameter RES
instead of value of RES.
2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (graphite_finalize): Fix comment.
(graphite_transform_loops): Reset scev info after code generation
of each scop.
2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (graphite_finalize): Call scev_reset.
2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
GBB_CLOOG_IV_TYPES hash table twice.
* graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
(add_condition_to_domain): Clear GMP values.
2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c: Fix formatting.
* graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
(pbb_number_of_iterations): Free ppl_Linear_Expression.
* graphite-sese-to-poly.c: Fix formatting.
* graphite.c (graphite_transform_loops): Create the hash table
after the early return.
2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
* testsuite/gcc.dg/graphite/id-14.c: New.
* testsuite/gcc.dg/graphite/pr40157.c: New.
* testsuite/gfortran.dg/graphite/id-11.f: New.
2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
(build_poly_scop): Return false when there are no pbbs within
loops to avoid to pass to cloog scops with no loops.
2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
useless test "i % 2".
(build_pbb_scattering_polyhedrons): Fix formatting.
(build_poly_dr): Same.
* graphite.c (graphite_transform_loops): Restructure.
2009-07-14 Razya Ladelsky <razya@il.ibm.com>
* tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
reduction_list parameter.
(rewrite_all_phi_nodes_with_iv): Same.
(canonicalize_loop_ivs): Same.
* tree-parloops.c (struct brli): Removed.
(build_reduction_list_info): Removed.
(build_new_reduction): New.
(analyze_reduction_list): Removed.
(gather_scalar_reductions): Find reductions instead of phi
nodes that can't be canonicalized.
(try_create_reduction_list): Remove reduction_list parameter.
(gen_parallel_loop): Same.
(parallelize_loops): Remove analyze_reductions variable,
initialization and free.
Change reduction_list htab initialization to reduction_info
elements instead of ssa names.
Call try_create_reduction_list and gen_parallel_loop without
analyzed_reduction argument.
* graphite-clast-to-gimple (graphite_loop_normal_form): Call
canonicalize_loop_ivs with one less argument.
* tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
* graphite-dependences.c (new_poly_dr_pair): New.
(dependence_polyhedron): Renamed into dependence_polyhedron_1.
(new_poly_dr_pair): New.
(eq_poly_dr_pair_p): New.
(hash_poly_dr_pair_p): New.
* graphite-dependences.h (struct poly_dr_pair): New.
(eq_poly_dr_pair_p): Declared.
(hash_poly_dr_pair_p): Declared.
* graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
(free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
* graphite-poly.h (struct scop): Add original_pdr_pairs field.
* Makefile.in (graphite-poly.o): Add dependence on
graphite-dependences.h.
2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
* graphite-scop-detection.c (graphite_can_represent_scev): Do not let
polynomials of degree > 1 pass to Graphite.
* tree-chrec.c (scev_is_linear_expression): Call
evolution_function_is_affine_multivariate_p.
* testsuite/gfortran.dg/graphite/id-10.f90: New.
2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
* tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
Instantiate scevs varying in outer loops.
* testsuite/gfortran.dg/graphite/id-9.f: Correct testcase.
2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
redundant constraint.
2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
* testsuite/gcc.dg/graphite/graphite.exp: Fix comments.
* testsuite/gfortran.dg/graphite/graphite.exp: Trigger actions
based on the file names as in the C testsuite.
* testsuite/gfortran.dg/graphite/block-1.f90: Fix patterns.
* testsuite/gfortran.dg/graphite/block-2.f: Same.
* testsuite/gfortran.dg/graphite/block-3.f90: Same.
* testsuite/gfortran.dg/graphite/block-4.f90: Same.
* testsuite/gfortran.dg/graphite/id-1.f90: Same.
* testsuite/gfortran.dg/graphite/id-2.f90: Same.
* testsuite/gfortran.dg/graphite/id-3.f90: Same.
* testsuite/gfortran.dg/graphite/id-4.f90: Same.
* testsuite/gfortran.dg/graphite/id-6.f: Same.
* testsuite/gfortran.dg/graphite/id-9.f: Same.
* testsuite/gfortran.dg/graphite/interchange-1.f: Same.
* testsuite/gfortran.dg/graphite/interchange-2.f: Same.
* testsuite/gfortran.dg/graphite/scop-1.f: Same.
2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
* sese.c (expand_scalar_variables_call): New.
(expand_scalar_variables_ssa_name): Handle calls in expander.
2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
* testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
Expect to see the pattern twice.
* testsuite/gcc.dg/graphite/interchange-0.c: Un-XFAIL.
* testsuite/gcc.dg/graphite/interchange-5.c: Same.
* testsuite/gcc.dg/graphite/interchange-6.c: Same.
2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
* testsuite/gcc.dg/graphite/id-10.c: New.
* testsuite/gcc.dg/graphite/id-12.c: New.
* testsuite/gfortran.dg/graphite/id-7.f: New.
* testsuite/gfortran.dg/graphite/id-8.f: New.
2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
zero.
2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
* sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
* sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
building PDR subscripts.
2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
computation of array sizes.
2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (add_param_constraints): Disabled.
2009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
build_pairwise_constraint, dr_equality_constraints,
build_pairwise_scheduling_equality,
build_pairwise_scheduling_inequality, lexicographically_gt_p,
build_lexicographically_gt_constraint, dependence_polyhedron,
graphite_legal_transform_dr, graphite_carried_dependence_level_k):
Move from NNC_Polyhedron to C_Polyhedron.
* graphite-interchange.c (compute_array_size_poly,
gather_access_strides): Dito.
* graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
free_scop, pbb_number_of_iterations): Dito.
* graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
pbb_dim_iter_domain, struct scop): Dito.
* graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
new_Cloog_Domain_from_ppl_Polyhedron,
new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
* graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
* graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
add_condition_to_domain, add_condition_to_pbb, build_scop_context,
build_scop_iteration_domain, build_poly_dr): Dito
2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
* testsuite/gcc.dg/graphite/graphite.exp: Added a rule to execute
run-id-*.c files.
* testsuite/gcc.dg/graphite/run-id-1.c: New.
2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
positivity constraint on the symbolic number of iterations.
2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-clast-to-gimple.c (build_scop_context): Removed.
(build_cloog_prog): Directly use SCOP_CONTEXT.
* graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
(free_scop): Free SCOP_CONTEXT.
(print_scop_context): New.
(print_scop): Call print_scop_context.
(debug_scop_context): New.
* graphite-poly.h (print_scop_context, debug_scop_context): Declared.
(struct scop): Added field context.
(SCOP_CONTEXT): New.
* graphite-sese-to-poly.c (add_param_constraints): New.
(build_scop_context): New.
(build_poly_scop): Call build_scop_context.
2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
* graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
(ppl_set_inhomogeneous, ppl_set_coef): Moved...
* graphite-ppl.h: Include double-int.h and tree.h.
(ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
(ppl_set_inhomogeneous, ppl_set_coef): ...here.
(gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
(tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
POINTER_PLUS_EXPR for pointer types.
(clast_to_gcc_expression): Same.
2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (print_scattering_function): Early return when
PBB_TRANSFORMED_SCATTERING is not initialized.
(print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
2009-07-08 Sebastian Pop <sebastian.pop@amd.com>
* tree-parloops.c (analyze_reduction_list): Remove unused variable
to fix bootstrap.
2009-07-08 Razya Ladelsky <razya@il.ibm.com>
* tree-parloops.c (analyze_reduction_list): Change return
value to void.
(try_create_reduction_list): Move the call to
analyze_reduction_list to the beginining.
Call reduction_phi with analyzed_reductions as argument
instead of reduction_list.
2009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
* Merge from mainline (r148296:149346)
2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
* graphite-scop-detection.c (graphite_can_represent_init): New.
(graphite_can_represent_scev): Call graphite_can_represent_init:
check that the initial value does not contain multiplications of
parameters.
(stmt_has_simple_data_refs_p): New.
(stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
(is_simple_operand): Fix formatting.
* graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
* testsuite/gcc.dg/graphite/id-13.c: New.
* graphite-sese-to-poly.c (graphite_stmt_p): Do not call
analyze_scalar_evolution, use scalar_evolution_in_region.
(scan_tree_for_params_right_scev): Add extra assert.
(parameter_index_in_region_1): Split from parameter_index_in_region.
(idx_record_params): Use scalar_evolution_in_region.
(find_params_in_bb): Same.
(find_scop_parameters): Same.
(build_loop_iteration_domains): Same.
(create_linear_expr_from_tree): Same.
* sese.c (scalar_evolution_in_region): New.
* sese.h (scalar_evolution_in_region): Declared.
(defined_in_sese_p): New.
* tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
static anymore.
* tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
Declared.
2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
* Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
TREE_DATA_REF_H also implies SCEV_H.
2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (print_scop_params): New.
(print_scop): Call print_scop_params.
(debug_scop_params): New.
* graphite-poly.h (print_scop_params, debug_scop_params): Declared.
2009-07-07 Li Feng <nemokingdom@gmail.com>
* testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
* testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
* testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
* testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
* testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
* testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
2009-07-07 Li Feng <nemokingdom@gmail.com>
* graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
for dependency checking part.
* testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
tests for dependency checking.
* testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
* testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
* testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
flag -fdump-tree-graphite-all for autopar testsuites.
2009-07-06 Sebastian Pop <sebastian.pop@amd.com>
* Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
* tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
canonicalize_loop_ivs): Moved...
* tree-ssa-loop-manip.c: ... here. Include langhooks.h.
2009-07-06 Sebastian Pop <sebastian.pop@amd.com>
* tree-parloops.c (try_create_reduction_list): Pass an extra
argument analyzed_reductions. Call analyze_reduction_list.
(gen_parallel_loop): Do not call analyze_reduction_list.
(parallelize_loops): Init and finalize analyzed_reductions.
2009-07-06 Li Feng <nemokingdom@gmail.com>
* testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
Added flag -fno-loop-strip-mine for autopar testcase.
2009-07-04 Li Feng <nemokingdom@gmail.com>
* graphite-dependences.c (graphite_carried_dependence_level_k): Use
transformed scattering dimension instead of unmatch orignal when
calling dependence_polyhedron.
2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
* opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (pbb_number_of_iterations): Check for returned
value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
* graphite-blocking.c (pbb_strip_mine_profitable_p): New.
(pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
* graphite-poly.c (pbb_number_of_iterations): New.
* graphite-poly.h (pbb_number_of_iterations): Declared.
(pbb_iterator_dim, pbb_parameter_dim): New.
2009-06-29 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
last commit on type of lower and upper bound of loops.
2009-06-29 Li Feng <nemokingdom@gmail.com>
* Makefile.in (graphite-clast-to-gimple.o): Added dependence on
graphite-dependences.h.
* graphite-clast-to-gimple.c (new_bb_pbb_def): New.
(mark_bb_with_pbb): New.
(get_stmtfor_depth): New.
(find_pbb_via_hash): New.
(dependency_in_loop_p): New.
(mark_loops_parallel): New.
(free_aux_in_new_loops): New.
(translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
bb with it's relevant pbb. Mark newly created loops. Remove mark
innermost loop parallel without checking.
(gloog): Add parameter BB_PBB_MAPPING.
* graphite-clast-to-gimple.h (struct bb_pbb_def): New.
(gloog): Change declaration.
(mark_loop_parallel): Make extern.
(free_aux_in_new_loops): Declare.
(bb_pbb_map_hash): New.
(eq_bb_pbb_map): New.
* graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
auto parallelization when flag_graphite_force_parallel is set.
(graphite_finalize): Added free_aux_in_new_loops.
* tree-parloops.c (parallelize_loops): Only generate parallel code for
the innermost loop that marked parallel. Use
flag_graphite_force_parallel instead of loop->can_be_parallel.
(loop_parallel_p): Move inner most checking out of function.
2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
type of lower and upper bound of loops signed long int.
2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
* cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
expression outside the loop.
2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
* gcc.dg/graphite/interchange-8.c: New.
2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
* gcc.dg/graphite/interchange-0.c: XFailed.
* gcc.dg/graphite/interchange-5.c: XFailed.
* gcc.dg/graphite/interchange-6.c: XFailed.
2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
* graphite-interchange.c (compute_array_size_poly): The end of the
recursion should return 1.
2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
* graphite-interchange.c (compute_array_size_cstr): Allow the
subscript multiplier to be -1.
(compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
* graphite-poly.c (new_poly_dr): Takes an extra argument for the
data_container. Initializes PDR_DATA_CONTAINER.
(print_pdr_access_layout): New.
(print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
* graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
data_container.
(PDR_DATA_CONTAINER): New.
(new_poly_dr): Update declaration.
* graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
(build_poly_dr): Call pdr_add_data_dimensions.
2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.h (struct poly_dr): Fix comment.
* graphite-sese-to-poly.c (pdr_add_alias_set): New.
(pdr_add_memory_accesses): New.
(build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (print_pdrs, debug_pdrs): New.
(print_pbb): Add call to print_pdrs.
* graphite-poly.h (print_pdrs, debug_pdrs): Declared.
2009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
Li Feng <nemokingdom@gmail.com>
* graphite-dependences.c (graphite_carried_dependence_level_k): New.
(dependency_between_pbbs_p): New.
(lexicographically_gt_p): Assure !empty_p before polyhedron
intersection assign.
(build_lexicographically_gt_constraint): Correct lexicographically
judging.
* graphite-dependences.h: New.
* Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (print_clast_stmt): New.
(gloog): Print to dump_file the generated clast.
* graphite-clast-to-gimple.h (print_clast_stmt): Declared.
* graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (extend_scattering): Increment
PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
* graphite-interchange.c (compute_array_size_poly): Added exit of
recursion condition. Continue iterating even after the first equality.
(compute_array_size): Same.
2009-06-24 Li Feng <nemokingdom@gmail.com>
* testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
-fdump-tree-final_cleanup to -fdump-tree-optimized.
* testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
* testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
* testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
* sese.c (expand_scalar_variables_stmt): Expand scalar variables
only when the use verifies is_gimple_reg.
2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
Allocate scaldims after call to unify_scattering_dimensions.
2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
Albert Cohen <albert.cohen@inria.fr>
* graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
variables for the strip mining.
2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
Pranav Garg <pranav.garg2107@gmail.com>
* Makefile.in (OBJS-common): Added graphite-blocking.o.
(graphite-sese-to-poly.o): Moved down to be in lexicographical order.
(graphite-blocking.o): New rule.
(graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
* graphite-blocking.c: New.
* graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
flag_loop_strip_mine.
(psct_scattering_dim_for_loop_depth): New.
* graphite-poly.h (scop_do_strip_mine): Declared.
(psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
* tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
flag_loop_strip_mine.
2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (extend_scattering): Avoid initializing and freeing
a GMP value and a PPL coefficient at each iteration of a loop.
2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (dependence_polyhedron): Do not use
pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
pbb_nb_scattering_transform.
(graphite_legal_transform_dr): Same.
* graphite-poly.c (extend_scattering): Same.
(unify_scattering_dimensions): Same.
(print_scattering_function): Same.
(new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
PBB_NB_LOCAL_VARIABLES.
* graphite-poly.h (pbb_nb_scattering): Removed declaration.
(struct poly_bb): Added nb_local_variables and nb_scattering_transform.
(PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
(pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
(pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
(pbb_nb_scattering_transform): New.
(pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
(psco_scattering_dim): Add assert on parameters.
(psct_scattering_dim): Same.
(psct_scattering_dim_for_loop_depth): Declared.
(psct_local_var_dim): New.
(psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
(psct_iterator_dim, psct_parameter_dim): Same. To maintain the
correct layout, call pbb_nb_local_vars.
(psct_add_local_variable, psct_add_scattering_dimension): New.
* graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
Initialize PBB_NB_SCATTERING_TRANSFORM.
2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
* graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
(set_coef): Renamed ppl_set_coef.
* graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
test a boolean against 1.
* graphite-interchange.c (pbb_interchange_loop_depths): Do not build
a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
(pbb_do_interchange): Returns true when a transform has been performed.
(scop_do_interchange): Same.
* graphite-poly.c (apply_poly_transforms): Use the return value of
scop_do_interchange.
* graphite-poly.h (scop_do_interchange): Update declaration.
2009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-clast-to-gimple.c (gloog): Reset loop->aux right
after last use.
* sese.c (sese_reset_aux_in_loops): New.
* sese.h (sese_reset_aux_in_loops): New.
2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
multiplier and multiply the constant by the multiplier.
(scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
(build_poly_dr): Do not use the multiplier to define the subscript.
2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (new_poly_dr): Pass an extra argument for the
compiler's data reference. Initialize PDR_CDR.
(print_pdr): Call dump_data_reference.
* graphite-poly.h (struct poly_dr): Rename black_box into pbb.
Add compiler_dr field.
(PDR_BB): Renamed PDR_PBB.
(PDR_CDR): New.
* graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
GCC's data reference representation.
* tree-data-ref.c (debug_data_references, debug_data_reference): New.
* tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (print_scattering_function): Also print the layout.
* graphite-poly.h (pbb_nb_local_vars): New.
2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (print_pbb_domain): Also print the layout names.
2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (print_pdr, debug_pdr): New.
* graphite-poly.h (print_pdr, debug_pdr): Declared.
(PDR_BASE): Removed.
2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
* gcc/testsuite/gcc.dg/graphite/interchange-{1..7}.c: New avatars of
ltrans-{1..6,8}.c.
2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
* graphite-interchange.c (compute_subscript): Allow also -1 in the
subscript identification column.
(pbb_do_interchange): Print to dump_file that some loops "will be
interchanged". Rely on that chain of characters in the testcases.
* gcc.dg/graphite/interchange-0.c: New.
* gcc.dg/graphite/graphite.exp: Iterate over the testsuite
interchange-*.c files and compile them with -floop-interchange.
2009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
* graphite-interchange.c (interchange_profitable_p): Renamed
pbb_interchange_profitable_p.
2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
Harsha Jagasia <harsha.jagasia@amd.com>
Pranav Garg <pranav.garg2107@gmail.com>
* graphite-interchange.c (interchange_profitable_p): Make static.
(pbb_interchange_loop_depths, pbb_do_interchange,
scop_do_interchange): New.
* graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
for flag_loop_interchange.
* graphite-poly.h (scop_do_interchange): Declared.
* tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
flag_loop_interchange is used.
2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (dependence_polyhedron): Update use of
pbb_nb_scattering_dims.
* graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
(pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
(psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
2009-06-16 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c: Cleanup foo.
2009-06-16 Sebastian Pop <sebastian.pop@amd.com>
* Merge from mainline (r143684:148293).
* Disabled libpcp until it gets fixed.
2009-06-05 Sebastian Pop <sebastian.pop@amd.com>
Harsha Jagasia <harsha.jagasia@amd.com>
* graphite-interchange.c: New.
* Makefile.in (graphite-interchange.o): New.
* graphite-poly.h (interchange_profitable_p): Declared.
* graphite-ppl.h (value_max): New.
2009-06-04 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
* graphite-poly.h: Fix some comments.
(pdr_dim): New.
(pdr_scop): New.
2009-06-04 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.h
(pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
(pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
(pdr_accessp_nb_params): Renamed pdr_nb_params.
(pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
(pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
(pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
(pdr_accessp_param_dim): Renamed pdr_parameter_dim.
(pbb_nb_loops): Renamed pbb_dim_iter_domain.
* graphite-clast-to-gimple.c: Same.
* graphite-dependences.c: Same.
* graphite-poly.c: Same.
* graphite-sese-to-poly.c: Same.
2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (build_iv_mapping): Insert full
expressions for an IV rename, as returned by clast_to_gcc_expression.
(copy_renames): Rename new_name to expr.
* sese.c (debug_rename_elt): Same.
(get_rename): Same.
(set_rename): Same.
(sese_adjust_liveout_phis): Call force_gimple_operand before using
the information from the rename map.
(rename_variables_in_stmt): Same.
(add_loop_exit_phis): Rename new_name to expr.
(insert_loop_close_phis): Same.
(add_guard_exit_phis): Same. Call force_gimple_operand.
* sese.h (struct rename_map_elt): Rename new_name to expr.
(new_rename_map_elt): Same.
2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
* sese.c (set_rename): Make it extern.
* sese.h (set_rename): Declared.
2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (extend_scattering): Free values.
* graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
Free iterators.
(ppl_print_powerset_matrix): Same.
* graphite-scop-detection.c (free_scops_1): New.
(limit_scops): Call free_scops_1.
* graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
(build_poly_dr): Free PPL coefficients.
* tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2009-06-02 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c: New.
* graphite-data-ref.c: Removed.
* graphite-data-ref.h: Removed.
* Makefile.in (graphite-data-ref.o): Removed.
(graphite-dependences.o): Added.
* graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
* graphite-poly.c: Same.
Move the data dependence testing to graphite-dependences.c.
2009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-scop-detection.c (graphite_can_represent_loop): Renamed
from graphite_cannot_represent_loop. Code refactored.
(scopdet_basic_block_info): Call graphite_can_represent_loop.
2009-05-17 Li Feng <nemokingdom@gmail.com>
* testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
Cover all the testcases (not only the filtered ones).
2009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
unnecessary check. Update comments. Move check for REAL_TYPE here.
(harmful_stmt_in_bb): Remove checks for conditions. This is already
done in (stmt_simple_for_scop_p).
2009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (print_global_statistics): New.
(print_graphite_scop_statistic): New.
(print_graphite_statistics): New.
(graphite_initialize, graphite_transform_loops): Print statistics.
* graphite-scop-detection (build_scops): Print statistics.
(print_graphite_scop_statistics): New.
(print_graphite_statistics): New.
2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (struct clast_name_index): Removed.
(debug_clast_name_index): Removed.
(debug_clast_name_indexes_1): Removed.
(debug_clast_name_indexes): Removed.
(clast_name_index_elt_info): Removed.
(eq_clast_name_indexes): Removed.
(clast_name_to_index): Removed.
(new_clast_name_index): Removed.
(save_clast_name_index): Removed.
(save_var_name): Moved...
(init_sese_params_index): Removed.
(clast_name_to_gcc): Remove use of name_tree.
(initialize_cloog_names): Same.
(gloog): Do not call init_sese_params_index.
* graphite-sese-to-poly.c (save_var_name): ...here.
(parameter_index_in_region): New.
* sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
(parameter_index_in_region): Removed.
(is_parameter): Remove use of name_tree.
* sese.h (struct name_tree): Removed.
(struct sese): Remove use of name_tree. New field params_names.
(SESE_PARAMS_NAMES): New.
(SESE_PARAMS): Remove duplicate.
(parameter_index_in_region): Removed.
(sese_nb_params): Remove use of name_tree.
(struct clast_name_index): New.
(new_clast_name_index): New.
(clast_name_to_index): New.
(save_clast_name_index): New.
(debug_clast_name_index): New.
(debug_clast_name_indexes_1): New.
(debug_clast_name_indexes): New.
(clast_name_index_elt_info): New.
(eq_clast_name_indexes): New.
2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
(graphite_loop_normal_form): Do not pass region. Do not
initialize SESE_OLDIVS.
(build_graphite_loop_normal_form): Update call to
graphite_loop_normal_form.
* sese.c (debug_oldivs): Removed.
(new_sese): Do not initialize SESE_OLDIVS.
(free_sese): Do not free SESE_OLDIVS.
(oldiv_for_loop): Removed.
* sese.h (struct sese): Remove old_ivs.
(SESE_OLDIVS): Removed.
(oldiv_for_loop): Removed.
2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
replaced by a call to newivs_to_depth_to_newiv.
(clast_to_gcc_expression): Pass newivs, remove ivstack.
(clast_to_gcc_expression_red): Same.
(gcc_type_for_clast_expr): Same.
(gcc_type_for_clast_eq): Same.
(graphite_translate_clast_equation): Same.
(graphite_create_guard_cond_expr): Same.
(graphite_create_new_guard): Same.
(graphite_create_new_loop): Same.
(build_iv_mapping): Same.
(translate_clast): Same.
(gloog): Same.
(loop_iv_stack_patch_for_consts): Removed. *
sese.c (iv_stack_entry_is_constant): Removed.
(iv_stack_entry_is_iv): Removed.
(loop_iv_stack_push_iv): Removed.
(loop_iv_stack_insert_constant): Removed.
(loop_iv_stack_pop): Removed.
(loop_iv_stack_get_iv): Removed.
(loop_iv_stack_get_iv_from_name): Removed.
(debug_loop_iv_stack): Removed.
(free_loop_iv_stack): Removed.
(loop_iv_stack_remove_constants): Removed. *
sese.h (iv_stack_entry_kind): Removed.
(iv_stack_entry_data_union): Removed.
(iv_stack_entry_struct): Removed.
(iv_stack_entry_p): Removed.
(debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
loop_iv_stack_pop, free_loop_iv_stack): Removed.
(gbb_loop_at_index): Fix indenting.
(gbb_loop_index): Removed.
2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
Call clast_name_to_index.
2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
do not pass params. Get params from SESE_PARAMS.
(clast_to_gcc_expression): Same.
(clast_to_gcc_expression_red): Same.
(gcc_type_for_clast_eq): Same.
(graphite_translate_clast_equation): Same.
(graphite_create_new_loop): Same.
* sese.c (rename_variables_in_stmt): Fix comment.
2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
newivs_index.
Call save_clast_name_index.
(translate_clast): Pass newivs_index.
(gloog): Create and free newivs_index.
2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (clast_name_index): New structure.
(clast_name_index_p): New type.
(debug_clast_name_index): New.
(debug_clast_name_indexes_1): New.
(debug_clast_name_indexes): New.
(clast_name_index_elt_info): New.
(eq_clast_name_indexes): New.
(clast_name_to_index): New.
(new_clast_name_index): New.
(save_clast_name_index): New.
(init_sese_params_index): New.
(gloog): Call init_sese_params_index.
* graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
* sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
(free_sese): Free SESE_PARAMS_INDEX.
* sese.h (struct sese): Add params_index.
(SESE_PARAMS_INDEX): New.
2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
(graphite_create_new_loop): Pass the newivs vector. Push the
newly created IV to newivs.
(translate_clast): Pass the newivs vector.
(gloog): Create and destroy the newivs vector.
2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
(graphite_loop_normal_form): Initialize loop->aux with the unique
IV that has been created.
2009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
* tree-chrec.c (evolution_function_right_is_integer_cst): Allow
scev with parameters in the base part. They where forbidden
exidently.
2009-05-11 Li Feng <nemokingdom@gmail.com>
* testsuite/gcc.dg/graphite/graphite.exp: Set different default
compile options by file names.
* testsuite/gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
* testsuite/gcc.dg/graphite/id-{1-9}.c: Ditto.
* testsuite/gcc.dg/graphite/scop-{0-20}.c: Ditto.
* testsuite/gcc.dg/graphite/scop-matmult.c: Ditto.
2009-05-08 Li Feng <nemokingdom@gmail.com>
* testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
* testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
* testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
* testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-scop-detection (build_scops_1): Fix little bug introduced
by final cleanup.
2009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-scop-detection.c (graphite_can_represent_scev): Only
allow integer constant strides.
(graphite_can_represent_expr): Depend on outermost_loop.
(stmt_simple_memref_p, graphite_cannot_represent_loop,
harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
build_scops_1): Same.
(scopdet_basic_block_info): Same and insert layered SCoP
detection.
(try_generate_gimple_bb): Cleanup.
(build_scops): Enable data references.
* testsuite/gcc.dg/graphite/id-5.c: New.
* testsuite/gcc.dg/graphite/id-9.c: New.
* tree-chrec.c (evolution_function_right_is_integer_cst): New.
* tree-chrec.h (evolution_function_right_is_integer_cst): New.
2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
* sese.c (expand_scalar_variables_ssa_name): Only build expressions,
that we have not yet built for this SCoP.
2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
* sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
for complex numbers.
2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-ppl.c: Fix build if cloog is not available.
2009-05-04 Li Feng <nemokingdom@gmail.com>
* tree-parloops.c (loop_parallel_p): Remove construction of
NITER and REDUCTION_LIST.
(try_get_loop_niter): New.
(try_create_reduction_list): New.
(parallelize_loops): Bypass the failed checkings in autopar
when can_be_parallel in loop structure is set to true.
2009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
* testsuite/gcc.dg/graphite/id-6.c: Update testcase.
* testsuite/gcc.dg/graphite/scop-3.c: Dito.
2009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-scop-detection.c (stmt_simple_for_scop_p):
Enable EQ_EXPR and NE_EXPR again.
2009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-scop-detection.c (graphite_can_represent_scev):
Add check if scev is affine multivariate.
(harmful_stmt_in_bb): Check if we can represent the conditions.
(scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
harmful_stmt_in_bb.
* testsuite/gcc.dg/graphite/id-7.c: New.
2009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
Check all bbs in region, not only the bbs that are represented in
GRAPHITE.
(build_poly_scop): Add newline.
* testsuite/gcc.dg/graphite/id-8.c: New.
2009-04-30 Li Feng <nemokingdom@gmail.com>
* cfgloop.c (alloc_loop): Initialize can_be_parallel to false
when loop initialize.
* cfgloop.h (struct loop): Introduce flag can_be_parallel.
* common.opt: Declare flag_graphite_force_parallel.
* graphite-clast-to-gimple.c (translate_clast): Mark the innermost
loop parallel.
* graphite-poly.c (apply_poly_transforms): Introduce
flag_graphite_force_parallel.
* tree-ssa-loop.c (gate_graphite_transforms): ditto.
* toplev.c (process_options): ditto and replace a not correctly
encoded space.
2009-04-30 Li Feng <nemokingdom@gmail.com>
* graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
Change the call of gbb_loop_at_index and/or gbb_loop_index due
to the redefinition.
(compute_cloog_iv_types_1): ditto.
(build_iv_mapping): ditto.
* graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
initialization.
(free_gimple_bb): Removed GBB_LOOPS related free part.
(build_bb_loops): Removed.
* sese.h (struct gimple_bb): Removed loops.
(GBB_LOOPS): Removed.
(gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
(gbb_loop_index): ditto.
2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-scop-detection.c (graphite_can_represent_scev): Do not
allow non constant strides.
* testsuite/gcc.dg/graphite/scop-20.c: New.
2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
* graphite-scop-detection.c (dot_all_scops): Fix system call
return value warning.
(dot_scop): Same.
2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
* testsuite/gcc.dg/graphite/id-6.c: Fix pattern.
* testsuite/gcc.dg/graphite/scop-3.c: Same.
2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
build_pairwise_constraint, dr_equality_constraints,
build_pairwise_scheduling_equality,
build_pairwise_scheduling_inequality, lexicographically_gt_p,
build_lexicographically_gt_constraint, dependence_polyhedron,
graphite_legal_transform_dr, graphite_legal_transform_bb,
graphite_legal_transform): New.
* graphite-poly.h (graphite_legal_transform): Declared.
* graphite-sese-to-poly.c (build_poly_scop): Call to
graphite_legal_transform is disabled for the moment.
2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.h (pbb_nb_scattering_dims): New.
(pbb_nb_scattering): Use it.
2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
* graphite-ppl.c (ppl_insert_dimensions_pointset): Add
Pointset_Powerset version of ppl_insert_dimensions.
* graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
* graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.h: Fix comment.
2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
* sese.c (expand_scalar_variables_stmt): Only iterate over the old
statements.
2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
(graphite_stmt_p): Represent bbs necessary to build the phi nodes of
conditions.
2009-04-20 Sebastian Pop <sebastian.pop@amd.com>
* graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
handle EQ_EXPR and NE_EXPR.
2009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-poly.h (poly_dr): Fix comment.
2009-04-09 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
with a zero dimension polyhedron.
(find_scop_parameters): Move the call to scop_set_nb_params here.
(build_loop_iteration_domains): Store in loop->aux the iteration
domain polyhedron.
(build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
by any loop in scop.
(build_poly_scop): Do not call scop_set_nb_params.
2009-04-09 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
add_condition_to_domain not GT_EXPR.
2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-ppl.c (debug_ppl_powerset_matrix): New.
* graphite-ppl.h (debug_ppl_powerset_matrix): New.
* graphite-sese-to-poly.c (add_condition_to_pbb): Use
upper_bound_assign to calculate unions.
* testsuite/gcc.dg/graphite/id-6.c: New.
2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
handle abnormal edges.
2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-poly.c (new_poly_dr, free_poly_dr): New.
(free_poly_bb): Also free poly_drs.
* graphite-poly.h (new_poly_dr, free_poly_dr): New.
(poly_dr): Polyhedron to Pointset_Powerset.
(pdr_accessp_nb_subscripts): Same.
* graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
poly_drs.
2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
names into more meaningful names.
2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
* testsuite/gfortran.dg/graphite/interchange-1.c: New.
* testsuite/gfortran.dg/graphite/interchange-2.c: New.
2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
the reduction_list.
* tree-parloops.c (rewrite_phi_with_iv): New.
(rewrite_all_phi_nodes_with_iv): New.
(canonicalize_loop_ivs): Call them.
2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (try_generate_gimple_bb): Use
graphite_find_data_references_in_stmt.
* tree-data-ref.c (graphite_find_data_references_in_stmt): New.
* tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
* sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
instead of bb_in_region.
(flag_bb_in_region): Same. Renamed flag_bb_in_sese.
(build_sese_conditions): Use flag_bb_in_sese.
* sese.c (register_bb_in_sese): Removed.
(new_sese): Remove initialization of SESE_REGION_BBS.
(free_sese): Do not free SESE_REGION_BBS.
* sese.h (struct sese): Remove field region_basic_blocks.
(SESE_REGION_BBS): Removed.
(bb_in_sese_p): Implement in function of bb_in_region.
2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
* graphite-scop-detection.c (limit_scops): Deal only with single exit
loops.
2009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
and EQ_EXPR.
* graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
(add_condition_to_domain): New.
(add_condition_to_pbb): New.
(add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
* testsuite/gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
ppl_Pointset_Powerset.
* graphite-poly.c (new_poly_bb, free_poly_bb): Same.
* graphite-poly.h (poly_bb): poly_bb.domain Same.
(pbb_nb_loops): Same.
* graphite-sese-to-poly.c (build_loop_iteration_domains,
add_conditions_to_domain): Same.
* graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
(ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
ppl_const_Polyhedron_t.
(ppl_print_powerset_matrix): New.
* graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
ppl_print_powerset_matrix): New.
(ppl_print_polyhedron_matrix): Updated.
2009-04-07 Sebastian Pop <sebastian.pop@amd.com>
* tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
2009-04-07 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
(print_iteration_domains, debug_iteration_domain,
debug_iteration_domains): New.
* graphite-poly.h (print_iteration_domains, debug_iteration_domain,
debug_iteration_domains): Declared.
* graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
indenting.
2009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.h (print_iteration_domain): New.
* graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
(build_sese_conditions_1, build_sese_conditions_after,
build_sese_conditions_before): New.
(build_sese_conditions): Rewritten.
2009-04-03 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
Cleanup of code generation liveouts.
* graphite-clast-to-gimple.c (translate_clast): Use a single
rename_map instead of one per translated statement.
Do not use SESE_LIVEOUT_RENAMES.
(graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
(gloog): Do not use SESE_LIVEOUT_RENAMES.
* graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
phi node of a reduction: when a loop contains a reduction used outside
the loop, there should be a scalar close phi node on the exit block.
* sese.c (new_sese): Do not initialize SESE_LIVEOUT,
SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
(free_sese): Do not free them.
(sese_build_liveouts_use): Do not use them.
(sese_build_liveouts_bb): Same.
(sese_build_liveouts): Same.
(sese_insert_phis_for_liveouts): Same.
(sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
(defined_in_loop_p): New.
(alive_after_loop): New.
(close_phi_not_yet_inserted_p): New.
(struct alep, alep_p): New.
(add_loop_exit_phis): Remove from the rename_map all the names defined
in the code generated loop.
(insert_loop_close_phis): Traverse the rename_map passed to it.
Don't use SESE_LIVEOUT_RENAMES.
(default_liveout_before_guard): Renamed default_before_guard.
(insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
(graphite_copy_stmts_from_block): Do not directly call set_rename.
(register_sese_liveout_renames): Removed.
(copy_bb_and_scalar_dependences): Do not call it.
* sese.h (struct sese): Removed fields: liveout, liveout_renames, and
reduction_list.
(SESE_LIVEOUT): Removed.
(SESE_LIVEOUT_RENAMES): Removed.
(SESE_REDUCTION_LIST): Removed.
(sese_build_liveouts): Removed.
(sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
(insert_loop_close_phis): Pass a htab_t instead of a sese.
(insert_guard_phis): Same.
(rename_map_elt): Declare a VEC of them.
* tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
trees not pointers to trees.
Rewrite in canonical close SSA form:
* graphite-scop-detection.c (contains_only_close_phi_nodes): New.
(limit_scops): Close the scop after the block containing the close phi
nodes.
(canonicalize_loop_closed_ssa): New.
(canonicalize_loop_closed_ssa_form): New.
(build_scops): Call canonicalize_loop_closed_ssa_form.
* graphite-sese-to-poly.c: Fix typos.
2009-04-03 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (print_scattering_function, print_pbb_domain):
Extended.
(dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
(print_pbb): Add conditions.
2009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
Sebastian Pop <sebastian.pop@amd.com>
* graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
* graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
(build_scop_bbs_1): New.
(build_scop_bbs): Rewrite.
* sese.h (bb_in_region): New.
2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
poly_drs vector.
(print_scop): Style.
* graphite-poly.h (poly_bb): Add drs vector.
(PBB_DRS): Add accessor.
* graphite-sese-to-poly.c (build_poly_dr): New.
(build_pbb_drs, build_scop_drs): New.
(build_poly_scop): call build_scop_drs (Disabled at the moment).
2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
* tree-ssa-loop.c: Include forgotten toplev.h
2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
* testsuite/gcc.dg/graphite/pr37883.c: Remove -floop-*
* testsuite/gcc.dg/graphite/pr37928.c: Same
* testsuite/gcc.dg/graphite/pr38409.c: Same
* testsuite/gcc.dg/graphite/pr38498.c: Same
* testsuite/gcc.dg/graphite/pr38559.c: Same
* testsuite/gcc.dg/graphite/pr39335.c: Same
* testsuite/gcc.dg/graphite/pr39335_1.c: Same
* testsuite/gfortran.dg/graphite/block-2.f: Same
* tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
with -floop-*.
2009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
build_access_matrix, build_scop_data_accesses): Remove access function
building. (We get a new version soon).
(build_bb_loops, scan_tree_for_params_right_scev): Update.
* sese.h (nb_loops_around_loop_in_sese): Remove.
(sese_loop_depth): Do not use SESE_LOOP_NEST any more.
2009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
Sebastian Pop <sebastian.pop@amd.com>
* graphite-scop-detection.c (struct scopdet_info): Rename last
field to exit.
(scopdet_basic_block_info, build_scops_1): Don't use
CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
2009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
* sese.c (sese_build_liveouts_use): Renamed from
sese_build_livein_liveouts_use. Remove liveins.
(sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
Call sese_build_liveouts_use.
(sese_build_liveouts): Renamed from sese_build_livein_liveouts.
Call sese_build_liveouts_bb.
(new_sese, free_sese): Remove liveins.
(sese_add_exit_phis_var): Deleted.
(sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
directly.
(graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
* sese.h (sese): Remove num_ver and livein.
(SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
2009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
2009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-sese-to-poly.c (compare_prefix_loops): Removed.
(build_scop_scattering): Do not use compare_prefix_loops any more.
(nb_common_loops): New.
2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
* sese.c (get_new_name_from_old_name): Renamed get_rename.
(register_old_and_new_names): Renamed set_rename.
2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
* graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
of the decl from the previous commit.
2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
* graphite-scop-detection.c (dot_scop): New.
* graphite-scop-detection.h (dot_scop): Declared.
2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
* cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
condition at the end of the loop.
* graphite.c (graphite_initialize, graphite_finalize): Print to
dump_file the compiled function.
* graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
of create_empty_loop_on_edge.
(translate_clast): Update the code generation of loops for the new
shape of loops.
* cfgloop.h (create_empty_loop_on_edge): Update declaration.
2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
Reverted the patch from 2009-03-19.
2009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
poly_drs vector.
(print_scop): Style.
* graphite-poly.h (poly_bb): Add drs vector.
(PBB_DRS): Add accessor.
* graphite-sese-to-poly.c (ref_nb_loops): Remove.
(build_access_matrix_with_af, build_access_matrix,
build_scop_data_accesses): Delete.
(build_poly_dr): New.
(build_pbb_drs, build_scop_drs): New.
(build_poly_scop): call build_scop_drs.
2009-03-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite-scop-detection.c (dot_all_scops_1): Close the table
once per basic block.
2009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-scop-detection.c (graphite_can_represent_scev): New.
(graphite_can_represent_expr): Renamed from loop_affine_expr
and enhanced.
(stmt_simple_for_scop_p): Call graphite_can_represent_expr.
(graphite_cannot_represent_loop): Add scop_entry to parameters.
(scopdet_basic_block_info): Actually define entry_block.
(stmt_simple_memref_p): Moved here from ...
* tree-data-ref.c (stmt_simple_memref_p): here.
* tree-data-ref.h (stmt_simple_memref_p): Removed.
2009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
* testsuite/gcc.dg/graphite/id-4.c: New.
2009-03-12 Sebastian Pop <sebastian.pop@amd.com>
* sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
(register_old_and_new_names): Update the content of the map.
When there was already a rename_map_elt in the map at that
location, free it.
(copy_bb_and_scalar_dependences): Do rename_variables after
expand_scalar_variables.
* graphite-clast-to-gimple.c (build_iv_mapping): Update the content
of the map. When there was already a rename_map_elt in the
map at that location, free it.
(translate_clast): Pass the rename_map. Do not initialize and free
a rename_map per stmt_user.
(gloog): Initialize and free one rename_map and pass it to
translate_clast.
2009-03-12 Sebastian Pop <sebastian.pop@amd.com>
* sese.c (expand_scalar_variables_stmt,
expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
parameter.
(expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
(expand_scalar_variables): Pass to expand_scalar_variables_stmt
the gimple_stmt_iterator of the statement to be expanded.
* graphite-scop-detection.c (is_simple_operand): Do handle
REALPART_EXPR.
2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-scop-detection.c (is_simple_operand): Do not handle
REALPART_EXPR.
* testsuite/gcc.dg/graphite/id-2.c: New.
* graphite-sese-to-poly.c (build_bb_loops,
add_value_to_dim, scan_tree_for_params_right_scev,
scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
find_params_in_bb, build_loop_iteration_domains,
add_conditions_to_domain): Remove subtract.
2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
pbb_loop_at_index -> gbb_loop_at_index.
* graphite-poly.c (new_poly_bb, new_scop): New accessors.
(debug_loop_vec): Delete.
* graphite-poly.h (poly_bb, scop): Change black_box and region to void
pointer. Move LOOPS to gimple_bb_p and insert nb_params.
(PBB_LOOPS): Removed.
(PBB_BLACK_BOX): Insert cast.
(pbb_set_black_box): New setter.
(pbb_loop_at_index, pbb_loop_index): Removed.
(scop_set_region, scop_set_nb_params): New.
* graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
(build_poly_scop): Use scop_set_nb_params.
* sese.h (gimple_bb): Add LOOPS.
(GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
Revert previous commit.
2009-03-11 Sebastian Pop <sebastian.pop@amd.com>
* sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
(register_old_and_new_names): Update the content of the map.
When there was already a rename_map_elt in the map at that
location, free it.
(copy_bb_and_scalar_dependences): Do rename_variables after
expand_scalar_variables.
* graphite-clast-to-gimple.c (build_iv_mapping): Update the content
of the map. When there was already a rename_map_elt in the
map at that location, free it.
(translate_clast): Pass the rename_map. Do not initialize and free
a rename_map per stmt_user.
(gloog): Initialize and free one rename_map and pass it to
translate_clast.
2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
Remove forgotten line in revert.
2009-03-11 Sebastian Pop <sebastian.pop@amd.com>
Revert previous commit.
2009-03-10 Sebastian Pop <sebastian.pop@amd.com>
* sese.c (register_old_and_new_names): Update the content
of the map. When there was already a rename_map_elt in the
map at that location, free it.
(copy_bb_and_scalar_dependences): Do rename_variables after
expand_scalar_variables.
* graphite-clast-to-gimple.c (build_iv_mapping): Update the content
of the map. When there was already a rename_map_elt in the
map at that location, free it.
(translate_clast): Pass the rename_map. Do not initialize and free
a rename_map per stmt_user.
(gloog): Initialize and free one rename_map and pass it to
translate_clast.
2009-03-10 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (translate_clast): context_loop
is never NULL.
2009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
Sebastian Pop <sebastian.pop@amd.com>
* graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
of the use of ppl_Polyhedron_map_space_dimensions.
2009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (unify_scattering_dimensions): Fix types.
* graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
pdr_accessp_nb_iterators, pdr_accessp_nb_params,
pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
pdr_accessp_iterator_dim, pdr_accessp_param_dim,
pbb_nb_params): New.
(pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
nb_loops_around_pbb): Adapt return types.
2009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
* Makefile.in (graphite.o, graphite-sese-to-poly.o,
graphite-clast-to-gimple.o, graphite-data-ref.o,
graphite-scop-detection.o, graphite-poly.o): Add
more headers.
2009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
* Makefile.in (graphite.o, graphite-sese-to-poly.o,
graphite-clast-to-gimple.o, graphite-data-ref.o,
graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
2009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
* testsuite/gcc.dg/graphite/pr37485.c: Remove -floop-block
* testsuite/gcc.dg/graphite/pr37828.c: Same.
* testsuite/gcc.dg/graphite/pr37684.c: Same.
* testsuite/gcc.dg/graphite/block-0.c: Same.
* testsuite/gcc.dg/graphite/block-1.c: Same.
* testsuite/gcc.dg/graphite/block-2.c: Same.
* testsuite/gcc.dg/graphite/block-3.c: Same.
* testsuite/gcc.dg/graphite/block-4.c: Same.
* testsuite/gcc.dg/graphite/block-5.c: Same.
* testsuite/gcc.dg/graphite/block-6.c: Same.
* testsuite/gfortran.dg/graphite/pr38083.f90: Same.
* testsuite/gfortran.dg/graphite/block-1.f90: Same.
* testsuite/gfortran.dg/graphite/block-3.f90: Same.
* testsuite/gfortran.dg/graphite/pr37852.f90: Same.
* testsuite/gfortran.dg/graphite/block-4.f90: Same.
* testsuite/gfortran.dg/graphite/pr37980.f90: Same.
* testsuite/gfortran.dg/graphite/pr38953.f90: Same.
* testsuite/gfortran.dg/graphite/pr37857.f90: Same.
* opts.c: Remove -floop-block from -O2.
* graphite-poly.c: Fail if -floop-block -floop-interchange or
-floop-strip-mine are used.
2009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
dimensions.
* graphite-poly.c (pbb_compare, graphite_sort_pbbs,
graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
strip_mine_profitable_p, is_interchange_valid,
graphite_trans_bb_block, graphite_trans_loop_block,
graphite_trans_scop_block): Temporary removed.
(extend_scattering, unify_scattering_dimensions): New.
(print_scattering_function, graphite_read_transforms):
PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
(graphite_generate_scattering_fns): Removed.
(apply_poly_transforms): Cleanup.
(free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
(schedule_to_scattering): Moved.
(PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
(PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
(pbb_nb_scattering): New.
(SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
Removed.
* graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
shift_poly.
(ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
* graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
-> PBB_TRANSFORMED_SCATTERING.
* graphite-sese-to-poly.c (build_scop_bbs): Remove region.
(build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
(build_scop_scattering): Renamed from build_scop_canonical_schedules.
(check_poly_representation): Do not return bool.
(graphite_transform_loops): Reformat.
* sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
2009-03-04 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
debug_pbb_domain, debug_pbb, debug_scop): New.
* graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
debug_pbb_domain, debug_pbb, debug_scop): Declared.
2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/39335
* tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
when the type precision of the induction variable should be
larger than the type precision of nit.
(gen_parallel_loop): Update use of canonicalize_loop_ivs.
* graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
* tree-flow.h (canonicalize_loop_ivs): Update declaration.
* testsuite/gcc.dg/graphite/pr39335_1.c: New.
* testsuite/gcc.dg/graphite/pr39335.c: New.
2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
* tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
SSA_NAMES not struct reduction_info.
2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
* sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
(free_sese): Free SESE_REDUCTION_LIST.
* sese.h (struct sese): Add field reduction_list.
(SESE_REDUCTION_LIST): New.
* graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
canonicalize_loop_ivs on SESE_REDUCTION_LIST.
2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* tree-flow.h (gather_scalar_reductions): Use struct loop * instead
of loop_p.
2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* tree-parloops.c (struct brli, build_reduction_list_info,
analyze_reduction_list, gather_scalar_reductions): New.
(loop_parallel_p): Build a reduction list containing only
PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
(gen_parallel_loop): Call the analysis analyze_reduction_list.
(parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
* tree-flow.h (gather_scalar_reductions): Declared.
2009-02-26 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/39308
* graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
number_of_iterations_exit from a gcc_assert.
2009-02-25 Sebastian Pop <sebastian.pop@amd.com>
Jan Sjodin <jan.sjodin@amd.com>
* output.h (graphite_out_file, graphite_in_file): Declared.
* toplev.c (graphite_out_file, graphite_in_file): New.
(init_asm_output): Initialize graphite_in_file and graphite_out_file.
* graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
Don't call schedule_to_scattering.
* common.opt (fgraphite-write, fgraphite-read): New.
* graphite-poly.c: Include output.h.
(print_scattering_function, print_scattering_functions,
debug_scattering_function, debug_scattering_functions,
graphite_write_transforms, graphite_read_transforms,
graphite_generate_scattering_fns): New.
(apply_poly_transforms): Do not apply transform if flag_graphite_read.
Call graphite_generate_scattering_fns, graphite_write_transforms,
graphite_read_transforms.
(new_poly_bb): Initialize PBB_SCATTERING.
(free_poly_bb): Free PBB_SCATTERING.
(schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
* graphite-poly.h (struct poly_bb): Add field scattering.
(PBB_SCATTERING): New.
(print_scattering_function, print_scattering_functions,
debug_scattering_function, debug_scattering_functions): Declared.
* graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
GMP values, not integers!
(ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
ppl_read_polyhedron_matrix): New.
* graphite-ppl.h (ppl_print_polyhedron_matrix,
debug_ppl_polyhedron_matrix,
ppl_read_polyhedron_matrix): Declared.
* Makefile.in (graphite-poly.o): Depends on output.h.
2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
Revert this change:
* graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
scalar evolutions in the scop_entry->loop_father.
2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.h (ref_nb_loops): Remove declaration.
(struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
debug_gbb): Moved to sese.h.
* sese.h: As said.
2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-data-ref.[ch]: Disable.
2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
scalar evolutions in the scop_entry->loop_father.
2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
* graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
(graphite_cannot_represent_loop_niter): Renamed
graphite_cannot_represent_loop. Call nb_reductions_in_loop.
(limit_scops): build_sese_loop_nests does not return a bool.
* graphite-scop-detection.h (nb_reductions_in_loop): Declared.
* sese.c (nb_reductions_in_loop): ... from here.
(graphite_loop_normal_form): ... from here.
(sese_record_loop): Does not fail, so does not return a bool.
(build_sese_loop_nests): Same.
* sese.h (build_sese_loop_nests): Update declaration.
* graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
(build_graphite_loop_normal_form): New.
(gloog): Call build_graphite_loop_normal_form.
* graphite-sese-to-poly.c (build_poly_scop): Don't fail on
build_sese_loop_nests.
* testsuite/gcc.dg/graphite/id-1.c: New.
2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
The SCoP detection fix is sufficient.
2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/39260
* graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
the basic block contains a condition with a real type.
* graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
* gcc.dg/graphite/pr39260.c: New.
2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c: Inlcude params.h.
(graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
the size of a tile.
* Makefile.in (graphite-poly.o): Depend on PARAMS_H.
* params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-scop-detection.c (dot_all_scops_1,
dot_all_scops): Moved here.
* graphite-scop-detection.h (dot_all_scops): Declared here.
* graphite.c (graphite_initialize, graphite_finalize): New.
(graphite_transform_loops): Cleaned up.
* sese.c (debug_oldivs): Moved here.
* graphite-poly.c (graphite_apply_transformations): Renamed
apply_poly_transforms.
(debug_loop_vec): Moved here.
* graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
find_scop_parameters, build_scop_iteration_domain,
add_conditions_to_constraints, build_scop_canonical_schedules,
build_scop_data_accesses): Now static.
(build_poly_scop, check_poly_representation): New.
2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
build_scop_bbs, ref_nb_loops, compare_prefix_loops,
build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
scan_tree_for_params_right_scev, scan_tree_for_params_int,
scan_tree_for_params, struct irp_data, dx_record_params,
find_params_in_bb, find_scop_parameters, gbb_from_bb,
build_loop_iteration_domains, add_conditions_to_domain,
phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
build_sese_conditions, add_conditions_to_constraints,
build_scop_iteration_domain, build_access_matrix_with_af,
build_access_matrix,
build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
* graphite-sese-to-poly.c: New.
* graphite-sese-to-poly.h: New.
* Makefile.in: Add new rule for graphite-sese-to-poly.o.
2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c: Split graphite code generation to a new file.
(graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
max_precision_type, clast_to_gcc_expression_red,
clast_to_gcc_expression, gcc_type_for_clast_expr,
gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
graphite_translate_clast_equation, graphite_create_guard_cond_expr,
graphite_create_new_guard, clast_get_body_of_loop,
gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
graphite_create_new_loop, build_iv_mapping, copy_renames,
translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
compute_cloog_iv_types, free_scattering, save_var_name,
initialize_cloog_names, build_scop_context, build_cloog_prog,
set_cloog_options, debug_clast_stmt, scop_to_clast,
print_generated_program, debug_generated_program,
gloog): Moved to graphite-clast-to-gimple.c.
(struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
(iv_stack_entry_is_constant, iv_stack_entry_is_iv,
loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
loop_iv_stack_pop, loop_iv_stack_get_iv,
loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
free_loop_iv_stack, loop_iv_stack_remove_constants,
debug_rename_elt, debug_rename_map_1, debug_rename_map,
rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
eq_ivtype_map_elts, sese_add_exit_phis_edge,
sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
get_vdef_before_sese, sese_adjust_vphi,
get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
oldiv_for_loop, rename_variables_in_stmt, is_parameter,
is_iv, expand_scalar_variables_ssa_name,
expand_scalar_variables_expr, expand_scalar_variables_stmt,
expand_scalar_variables, rename_variables, remove_condition,
get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
add_loop_exit_phis, insert_loop_close_phis, struct igp,
default_liveout_before_guard, add_guard_exit_phis,
insert_guard_phis, register_old_and_new_names,
graphite_copy_stmts_from_block, register_sese_liveout_renames,
copy_bb_and_scalar_dependences, outermost_loop_in_sese,
if_region_set_false_region, create_if_region_on_edge,
move_sese_in_condition): Moved to sese.c.
(nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
if_region_exit, if_region_get_condition_block,
struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
union iv_stack_entry_data_union, struct iv_stack_entry_struct,
iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
ivtype_map_elt, new_ivtype_map_elt,
recompute_all_dominators): Moved to sese.h.
* graphite-clast-to-gimple.c: New.
* graphite-clast-to-gimple.h: New.
* Makefile.in: Add new rule for graphite-clast-to-gimple.o.
* sese.c: Modified as said above.
* sese.h: Same.
2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c: Split scop detection to a new file.
(enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
move_sd_regions, loop_affine_expr, exclude_component_ref,
is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
graphite_cannot_represent_loop_niter, struct scopdet_info,
scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
find_single_entry_edge, find_single_exit_edge,
create_single_entry_edge, sd_region_without_exit,
create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
create_sese_edges, build_graphite_scops, limit_scops, build_scops):
Moved to graphite-scop-detection.c.
* graphite-scop-detection.c: New.
* graphite-scop-detection.h: New.
* Makefile.in: Add new rule for graphite-scop-detection.o.
* sese.c: Include tree-chrec.h, tree-data-ref.h, and
tree-scalar-evolution.h.
(nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
build_sese_loop_nests): Moved here from graphite.c.
(param_index): Renamed parameter_index_in_region.
2009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
Sebastian Pop <sebastian.pop@amd.com>
* gcc.dg/graphite/block-0.c: Expected to fail now.
* gcc.dg/graphite/block-1.c: Same.
* gcc.dg/graphite/block-5.c: Same.
* gcc.dg/graphite/block-6.c: Same.
2009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
Sebastian Pop <sebastian.pop@amd.com>
* graphite.h: Separate from graphite_bb_p the polyhedral
representation in poly_bb_p and the GCC specifics in gimple_bb_p.
(struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
graphite-data-ref.h.
(struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
scop_nb_params): Moved to graphite-poly.h.
* graphite-data-ref.c: Same.
* graphite-data-ref.h: New.
* graphite.c: Same.
(pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
graphite_trans_bb_strip_mine, strip_mine_profitable_p,
is_interchange_valid, graphite_trans_bb_block,
graphite_trans_loop_block, scop_max_loop_depth,
graphite_trans_scop_block, graphite_apply_transformations,
new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
graphite-poly.c.
* graphite-poly.h: New.
* graphite-poly.c: New.
* Makefile.in (OBJS-common): Add graphite-poly.o.
(graphite-poly.o): New rule.
* tree-data-ref.h (struct data_reference): Remove unused scop field.
(DR_SCOP): Removed.
2009-02-18 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c: Replace gb -> gbb.
* graphite.h: Same.
* graphite-data-ref.c: Same.
2009-02-18 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* Makefile.in (OBJS-commmon): Add sese.o.
(sese.o): New.
(graphite.o): Add sese.h.
* graphite.c (bb_in_ss_p, loop_in_sese_p,
sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
Move to sese.
(block_before_scop): Add missing return.
(new_scop, free_scop): Remove SESE data structures.
(scop_record_loop, scan_tree_for_params, find_params_in_bb,
find_scop_parameters, build_loop_iteration_domains,
add_conditions_to_domain, register_scop_liveout_renames,
copy_bb_and_scalar_dependences): Scop -> SESE.
(add_conditions_to_domain): SCoP -> SESE and remove check
(scop_contains_non_iv_scalar_phi_nodes): New.
(build_scop_conditions_1, build_scop_conditions): Remove check for
non iv scalar phi nodes.
(print_scop_statistics): New.
(graphite_transform_loops): Cleanup.
* graphite.h: Move to sese & cleanup.
* sese.c: New.
* sese.h: New.
2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (build_scop_conditions_1): Conditions are only
at the end of a basic block.
2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau>
* graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
field.
(GBB_ALPHA): Removed.
2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite-data-ref.c (graphite_test_dependence): Don't use
GBB_DYNAMIC_SCHEDULE.
* graphite.c (new_graphite_bb): Same.
(free_graphite_bb): Same.
(build_scop_dynamic_schedules): Removed.
(graphite_transform_loops): Don't call it.
* graphite.h (struct graphite_bb): Remove dynamic_schedule field.
(GBB_DYNAMIC_SCHEDULE): Removed.
2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (schedule_to_scattering): Don't use CloogMatrix.
(print_graphite_bb): Same.
(build_cloog_prog): Same.
2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (build_cloog_prog): Don't use CloogMatrix.
2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (build_scop_context): Don't use CloogMatrix.
* graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
* graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
liveout_renames, add_params fields...
(struct sese): ... here.
(SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (print_scop): Do not print the CLooG program.
(new_scop, free_scop, initialize_cloog_names, build_scop_context,
build_cloog_prog, gloog): Don't use SCOP_PROG.
(find_transform): Renamed scop_to_clast.
(print_generated_program, debug_generated_program): New.
(graphite_transform_loops): Adapt to new interface.
* graphite.h (struct scop): Remove program field.
(SCOP_PROG): Removed.
(print_generated_program, debug_generated_program): Declared.
2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
* graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
(statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
* graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
free_graphite_bb, build_scop_canonical_schedules,
graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
schedules are now represented using a ppl_Linear_Expression_t.
* graphite.h (struct graphite_bb): Same.
* graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
* graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
2009-02-15 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c: Free local memory.
* graphite-ppl.c: Same.
2009-02-15 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (const_column_index, get_first_matching_sign_row_index,
get_lower_bound_row, get_upper_bound_row, copy_constraint,
swap_constraint_variables, scale_constraint_variable): Removed.
(graphite_trans_bb_strip_mine): Remove pong.
* graphite-ppl.c: Include missing header files.
(set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
* graphite-ppl.h (ppl_strip_loop): Declared.
* Makefile.in (graphite-ppl.o): Adjust dependences.
2009-02-14 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (build_loop_iteration_domains): Remove ping pong.
(build_scop_iteration_domain): Same.
2009-02-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
ping pong.
(add_value_to_dim, scan_tree_for_params_right_scev,
scan_tree_for_params_int): New.
* graphite-ppl.c (oppose_constraint): New.
(insert_constraint_into_matrix): Implement missing cases.
* graphite-ppl.h (insert_constraint_into_matrix): Declared.
2009-02-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
use ppl_move_dimension.
2009-02-12 Sebastian Pop <sebastian.pop@amd.com>
* graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
* graphite.c: Same.
* graphite.h: Same.
* graphite-ppl.c: Same.
* graphite-ppl.h: Same.
2009-02-12 Sebastian Pop <sebastian.pop@amd.com>
Revert last 3 commits.
2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
ping pong.
(add_value_to_dim, scan_tree_for_params_right_scev,
scan_tree_for_params_int): New.
* graphite-ppl.c (oppose_constraint): New.
(insert_constraint_into_matrix): Implement missing cases.
* graphite-ppl.h (insert_constraint_into_matrix): Declared.
2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
use ppl_move_dimension.
* graphite-ppl.c (ppl_move_dimension): New.
* graphite-ppl.h (ppl_move_dimension): Declared.
2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c: Do not include cloog/cloog.h.
(print_graphite_bb): Remove ping pong, call PPL print function.
2009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
* Makefile.in (OBJS-common): Add graphite-ppl.o.
(graphite.o): Add dependence on graphite-ppl.h.
(graphite-ppl.o): New.
(graphite-data-ref.c): Ping pong between PPL data structures
and matrices.
* graphite-ppl.c: New.
* graphite-ppl.h: New.
* graphite.c: Include graphite-ppl.h.
(print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
Ping pong between PPL data structures and matrices.
(new_graphite_bb): Create a PPL constraint system.
Call ppl_delete_Constraint_System instead of cloog_matrix_free.
(build_loop_iteration_domains): Use PPL functions.
* graphite.h: Include graphite-ppl.h. Fix comments.
(graphite_bb): Use a ppl_Constraint_System_t instead of
CloogMatrix for representing the domain.
(scop): Remove static_schedule.
(gbb_nb_loops): Ping pong between PPL data structures and matrices.
2009-02-06 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c: Fix some comments.
2009-02-05 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/38953
* graphite.c (if_region_set_false_region): After moving a region
in the false branch of a condition, remove the empty dummy
basic block.
(gloog): Remove wrong fix for PR38953.
2009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
register_bb_in_sese, new_sese, free_sese): Moved.
(dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
outermost_loop_in_scop, build_scop_iteration_domain,
expand_scalar_variables_ssa_name, get_vdef_before_scop,
limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
Use loop_in_sese_p instead of loop_in_scop_p.
(new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
(free_scop): Do not free SCOP_BBS_B.
(nb_loops_around_loop_in_scop, nb_loops_around_gb,
ref_nb_loops): Moved here...
* graphite.h (ref_nb_loops): ... from here.
(struct scop): Remove bbs_b bitmap.
(SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
* testsuite/gcc.dg/graphite/scop-19.c: New
2009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (scopdet_basic_block_info): Fix bug in scop
detection.
2009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
eq_loop_to_cloog_loop): Remove.
(new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
* graphite.h (struct scop): Remove loop2cloog_loop.
(loop_domain_dim, loop_iteration_vector_dim): Remove.
2009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
* opts.c (decode_options): Only add graphite options to O2
if we compile with graphite enabled.
2009-01-26 Sebastian Pop <sebastian.pop@amd.com>
* Merge from mainline (r143163:143684).
2009-01-26 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (debug_value): Removed.
* graphite.h (debug_value): Removed.
2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
* passes.c (init_optimization_passes): Do not call pass_copy_prop
after graphite: pass_copy_prop does not maintain a proper loop closed
SSA form. pass_copy_prop should be fixed.
2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
(gloog): Split the exit of the scop when the scop exit is a loop exit.
(graphite_transform_loops): Only call cleanup_tree_cfg if gloog
changed the CFG.
2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (gloog): Return true when code gen succeeded.
(graphite_transform_loops): Do not call cleanup_tree_cfg if
the code of the function did not changed. After cleanup_tree_cfg
call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
form.
2009-01-19 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (stmt_simple_for_scop_p): Also handle cases when
gimple_call_lhs is NULL.
2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <tobi.grosser@amd.com>
* graphite.c (graphite_trans_scop_block): Do not block single
nested loops.
2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <tobi.grosser@amd.com>
* graphite.c (build_scop_canonical_schedules): Start schedules at
zero.
2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <tobi.grosser@amd.com>
* graphite.c (compare_prefix_loops): New.
(build_scop_canonical_schedules): Rewritten.
(graphite_transform_loops): Move build_scop_canonical_schedules
after build_scop_iteration_domain.
2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <tobi.grosser@amd.com>
* graphite.c (add_conditions_to_domain): Add the loops to
the dimension of the iteration domain. Do copy the domain
only when it exists.
(build_scop_conditions_1): Do not call add_conditions_to_domain.
(add_conditions_to_constraints): New.
(can_generate_code_stmt, can_generate_code): Removed.
(gloog): Do not call can_generate_code.
(graphite_transform_loops): Call add_conditions_to_constraints
after building the iteration domain.
2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <tobi.grosser@amd.com>
Jan Sjodin <jan.sjodin@amd.com>
* graphite.c (scan_tree_for_params): On substractions negate
all the coefficients of the term.
(clast_to_gcc_expression_red): New. Handle reduction expressions
of more than two operands.
(clast_to_gcc_expression): Call clast_to_gcc_expression_red.
(get_vdef_before_scop): Handle also the case of default definitions.
2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/38431
* graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
(scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
(gloog): Do not call cleanup_tree_cfg.
(graphite_transform_loops): Call cleanup_tree_cfg after all
scops have been code generated.
2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
* passes.c (init_optimization_passes): Schedule after
graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
Fix comment.
(expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
Set the type of an expression to the type of its assign statement.
(expand_scalar_variables_expr): Do not pass loop_p.
Fix comment. Stop recursion on tcc_constant or tcc_declaration.
(copy_bb_and_scalar_dependences): Do not pass loop_p.
(translate_clast): Update call to copy_bb_and_scalar_dependences.
2009-01-11 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (expand_scalar_variables_ssa_name): Set the type of
an expression to the gimple_expr_type of its assign statement.
(expand_scalar_variables_expr): Stop recursion on tcc_constant
or tcc_declaration.
2009-01-11 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/38786
* testsuite/gcc.dg/graphite/pr38786.c: New.
* graphite.c (expand_scalar_variables_ssa_name): New, outlined from
the SSA_NAME case of expand_scalar_variables_expr.
(expand_scalar_variables_expr): Also gather the scalar computation
used to index the memory access.
(expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
the gimple_stmt_iterator where it inserts new code.
2009-01-10 Sebastian Pop <sebastian.pop@amd.com>
* testsuite/gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
2009-01-10 Sebastian Pop <sebastian.pop@amd.com>
* opts.c (decode_options): Enable flag_graphite_identity and
flag_loop_block in -O2 and above.
2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
* libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
Fix merge problem: replace with the file from trunk.
2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
* Merge from mainline (r141727:143163).
2009-01-07 Sebastian Pop <sebastian.pop@amd.com>
Jan Sjodin <jan.sjodin@amd.com>
PR tree-optimization/38559
* testsuite/gcc.dg/graphite/pr38559.c: New.
* graphite.c (debug_value, copy_constraint,
swap_constraint_variables, scale_constraint_variable, ): New.
(get_lower_bound, get_upper_bound): Removed.
(graphite_trans_bb_strip_mine): Clean up this code that works
only for constant number of iterations. Fully copy upper and
lower bound constraints, not only the constant part of them.
* graphite.h (debug_value): Declared.
2009-01-06 Jan Sjodin <jan.sjodin@amd.com>
PR tree-optimization/38492
PR tree-optimization/38498
* tree-check.c (operator_is_linear, scev_is_linear_expression): New.
* tree-chrec.h (scev_is_linear_expression): Declared.
* graphite.c (graphite_cannot_represent_loop_niter): New.
(scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
(graphite_loop_normal_form): Use gcc_assert.
(scan_tree_for_params): Use CASE_CONVERT.
(phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
(build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
Use gcc_assert. Discard scops that contain unhandled cases.
(build_scop_conditions): Return a boolean status for unhandled cases.
(strip_mine_profitable_p): Print the loop number, not its depth.
(is_interchange_valid): Pass the depth of the loop nest, don't
recompute it wrongly.
(graphite_trans_bb_block): Same.
(graphite_trans_bb_block): Print tentative of loop blocking.
(graphite_trans_scop_block): Do not print that the loop has been
blocked.
(graphite_transform_loops): Do not handle scops that contain condition
scalar phi nodes.
* testsuite/gcc.dg/graphite/pr38500.c: Fixed warning as committed
in trunk.
* testsuite/gcc.dg/graphite/block-0.c: Update test.
* testsuite/gcc.dg/graphite/block-1.c: Same.
* testsuite/gcc.dg/graphite/block-2.c: Remove xfail and test for
blocking.
* testsuite/gcc.dg/graphite/block-4.c: Remove test for strip mine.
* testsuite/gcc.dg/graphite/block-3.c: New.
* testsuite/gcc.dg/graphite/pr38498.c: New.
2008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
PR tree-optimization/38510
* gcc.dg/graphite/pr38510.c: New.
* graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
(translate_clast): Call recompute_all_dominators before
graphite_verify.
(gloog): Call recompute_all_dominators before graphite_verify.
2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/38492
* graphite.c (rename_map_elt, debug_rename_elt,
debug_rename_map_1, debug_rename_map, new_rename_map_elt,
rename_map_elt_info, eq_rename_map_elts,
get_new_name_from_old_name, bb_in_sese_p): Moved around.
(sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
(sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
(sese_build_livein_liveouts): New.
(new_sese, free_sese): New.
(new_scop): Call new_sese.
(free_scop): Call free_sese.
(rename_variables_from_edge, rename_phis_end_scop): Removed.
(register_old_new_names): Renamed register_old_and_new_names.
(register_scop_liveout_renames, add_loop_exit_phis,
insert_loop_close_phis, struct igp,
default_liveout_before_guard, add_guard_exit_phis,
insert_guard_phis, copy_renames): New.
(translate_clast): Call insert_loop_close_phis and insert_guard_phis.
(sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
(rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
(scop_adjust_phis_for_liveouts): New.
(gloog): Call scop_adjust_phis_for_liveouts.
* graphite.h (struct sese): Documented. Added fields liveout,
num_ver and livein.
(SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
(new_sese, free_sese, sese_build_livein_liveouts): Declared.
(struct scop): Added field liveout_renames.
(SCOP_LIVEOUT_RENAMES): New.
2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/38409
* gcc.dg/graphite/pr38409.c: New.
* graphite.c (nb_reductions_in_loop): Use simple_iv.
2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (gcc_type_for_cloog_iv): By default return
integer_type_node.
(graphite_create_new_loop): Don't fold_convert the already
fold_convert-ed expression.
2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
PR tree-optimization/38446
* gcc.dg/graphite/pr38446.c: New.
* graphite.c (register_bb_in_sese): New.
(bb_in_sese_p): Check if bb belongs to sese region by explicitly
looking at the bbs in the region.
* graphite.h (sese): Add region_basic_blocks pointer set to
structure and initialize at the time of defining new scop.
2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
(find_params_in_bb): Do not free data refs.
(free_graphite_bb): Add FIXME on disabled free_data_refs.
2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
* testsuite/gcc.dg/graphite/scop-16.c: Test only scop specific info.
* testsuite/gcc.dg/graphite/scop-17.c: Same.
* testsuite/gcc.dg/graphite/block-5.c: New.
* testsuite/gcc.dg/graphite/block-6.c: New.
* testsuite/gcc.dg/graphite/pr37485.c: Clean dump file after.
* testsuite/gcc.dg/graphite/pr37684.c: Same.
* testsuite/gcc.dg/graphite/block-2.c: Same.
* graphite.c (struct ivtype_map_elt): New.
(debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
gcc_type_for_cloog_iv): New.
(loop_iv_stack_patch_for_consts): Use the type of the induction
variable from the original loop, except for the automatically
generated loops, i.e., in the case of a strip-mined loop, in
which case there is no original loop: in that case just use
integer_type_node.
(new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
(free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
(clast_name_to_gcc): Accept params to be NULL.
(clast_to_gcc_expression): Take an extra parameter for the type.
Convert to that type all the expressions built by this function.
(gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
(graphite_translate_clast_equation): Compute the type of the
clast_equation before translating its LHS and RHS.
(clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
(graphite_create_new_loop): Compute the type of the induction
variable before translating the lower and upper bounds and before
creating the induction variable.
(rename_variables_from_edge, rename_phis_end_scop): New.
(copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
(sese_add_exit_phis_edge): Do not use integer_zero_node.
(find_cloog_iv_in_expr, compute_cloog_iv_types_1,
compute_cloog_iv_types): New.
(gloog): Call compute_cloog_iv_types before starting the
translation of the clast.
* graphite.h (struct graphite_bb): New field cloog_iv_types.
(GBB_CLOOG_IV_TYPES): New.
(debug_ivtype_map): Declared.
(oldiv_for_loop): New.
2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
PR middle-end/38459
* graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
(param_index): Assert if parameter is not know after parameter
detection.
(find_params_in_bb): Detect params directly in GBB_CONDITIONS.
(find_scop_parameters): Mark, that we have finished parameter
detection.
(graphite_transform_loops): Move condition detection before parameter
detection.
* graphite.h (struct scop): Add SCOP_ADD_PARAMS.
* testsuite/gfortran.dg/graphite/pr38459.f90: New.
2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (graphite_transform_loops): Always call find_transform ()
in ENABLE_CHECKING. So we test these code paths, even if we do not
generate code.
2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (print_graphite_bb): Fix printing to file != dump_file.
(print_scop): Ditto.
2008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
PR middle-end/38084
Fix testsuite/gfortran.dg/graphite/id-3.f90.
* graphite.c (scopdet_basic_block_info): Fix bug that found some
regions more than once.
2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
Fix testsuite/gfortran.dg/graphite/id-4.f90.
* graphite.c (scan_tree_for_params): Do not compute the multiplicand
when not needed.
2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
Fix testsuite/gfortran.dg/graphite/id-1.f90.
* graphite.c (gmp_cst_to_tree): Pass the type in parameter.
(loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
(max_precision_type): New.
(value_clast): Removed.
(clast_to_gcc_expression): Be more careful to types of expressions.
Use max_precision_type and update use of gmp_cst_to_tree.
(graphite_translate_clast_equation): Use max_precision_type.
(graphite_create_guard_cond_expr): Do not use integer_type_node,
use the type of the condition.
(graphite_create_new_loop): Do not use integer_type_node, use the
max_precision_type of lb and ub.
2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (build_scops_1): Initialize open_scop.exit
and sinfo.last.
2008-12-02 Sebastian Pop <sebastian.pop@amd.com>
* testsuite/gcc.dg/graphite/pr38084.c: New.
* testsuite/gfortran.dg/graphite/id-1.f90: New.
* testsuite/gfortran.dg/graphite/id-2.f90: New.
* testsuite/gfortran.dg/graphite/id-3.f90: New.
* testsuite/gfortran.dg/graphite/id-4.f90: New.
* testsuite/gfortran.dg/graphite/pr37857.f90: New.
2008-12-02 Sebastian Pop <sebastian.pop@amd.com>
Jan Sjodin <jan.sjodin@amd.com>
Harsha Jagasia <harsha.jagasia@amd.com>
PR middle-end/37852
PR middle-end/37883
PR middle-end/37928
PR middle-end/37980
PR middle-end/38038
PR middle-end/38039
PR middle-end/38073
PR middle-end/38083
PR middle-end/38125
* testsuite/gcc.dg/graphite/pr38073.c: New.
* testsuite/gcc.dg/graphite/pr37928.c: New.
* testsuite/gcc.dg/graphite/pr37883.c: New.
* testsuite/gcc.dg/graphite/pr38125.c: New.
* testsuite/gfortran.dg/graphite/pr38083.f90: New.
* testsuite/gfortran.dg/graphite/pr37852.f90: New.
* testsuite/gfortran.dg/graphite/pr37980.f90: New.
* testsuite/gcc.dg/graphite/scop-18.c: Remove reduction, test for
the number of detected scops. Copy exact same test for loop
blocking...
* testsuite/gcc.dg/graphite/block-1.c: Fix the number of expected
loops to be blocked as reductions are not handled.
* testsuite/gcc.dg/graphite/block-4.c: ...here. New.
* tree-phinodes.c (remove_phi_nodes): New, extracted from...
* tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
...here.
* tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
* Makefile.in (graphite.o): Depend on value-prof.h.
(graphite.o-warn): Removed -Wno-error.
* tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
to be a NULL pointer. Call update_stmt. Return the newly created
cannonical induction variable.
* graphite.h (debug_rename_map): Declared. Fix some comments.
* graphite.c: Reimplement the code generation from graphite to gimple.
Include value-prof.h.
(loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
(get_old_iv_from_ssa_name): Removed.
(graphite_stmt_p): New.
(new_graphite_bb): Test for useful statements before building a
graphite statement for the basic block.
(free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
reason.
(recompute_all_dominators, graphite_verify,
nb_reductions_in_loop, graphite_loop_normal_form): New.
(scop_record_loop): Call graphite_loop_normal_form.
(build_scop_loop_nests): Iterate over all the blocks of the
function instead of relying on the incomplete information from
SCOP_BBS. Return the success of the operation.
(find_params_in_bb): Use the data from GBB_DATA_REFS.
(add_bb_domains): Removed.
(build_loop_iteration_domains): Don't call add_bb_domains.
Add the iteration domain only to the basic blocks that have been
translated to graphite.
(build_scop_conditions_1): Add constraints only if the basic
block have been translated to graphite.
(build_scop_data_accesses): Completely disabled until data
dependence is correctly implemented.
(debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
(remove_all_edges_1, remove_all_edges): Removed.
(get_new_name_from_old_name): New.
(graphite_rename_variables_in_stmt): Renamed
rename_variables_in_stmt. Call get_new_name_from_old_name.
Use replace_exp and update_stmt.
(is_old_iv): Renamed is_iv.
(expand_scalar_variables_stmt): Extra parameter for renaming map.
Use replace_exp and update_stmt.
(expand_scalar_variables_expr): Same. Use the map to get the
new names for the renaming of induction variables and for the
renaming of variables after a basic block has been copied.
(expand_scalar_variables): Same.
(graphite_rename_variables): Renamed rename_variables.
(move_phi_nodes): Removed.
(get_false_edge_from_guard_bb): New.
(build_iv_mapping): Do not insert the induction variable of a
loop in the renaming iv map if the basic block does not belong
to that loop.
(register_old_new_names, graphite_copy_stmts_from_block,
copy_bb_and_scalar_dependences): New.
(translate_clast): Heavily reimplemented: copy basic blocks,
do not move them. Finally, in call cleanup_tree_cfg in gloog.
At each translation step call graphite_verify ensuring the
consistency of the SSA, loops and dominators information.
(collect_virtual_phis, find_vdef_for_var_in_bb,
find_vdef_for_var_1, find_vdef_for_var,
patch_phis_for_virtual_defs): Removed huge hack.
(mark_old_loops, remove_dead_loops, skip_phi_defs,
collect_scop_exit_phi_args, patch_scop_exit_phi_args,
gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
(remove_sese_region, ifsese, if_region_entry, if_region_exit,
if_region_get_condition_block, if_region_set_false_region,
create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
sese_add_exit_phis_edge, sese_add_exit_phis_var,
rewrite_into_sese_closed_ssa): New.
(gloog): Remove dead code. Early return if code cannot be
generated. Call cleanup_tree_cfg once the scop has been code
generated.
(graphite_trans_scop_block, graphite_trans_loop_block): Do not
block loops with less than two loops.
(graphite_apply_transformations): Remove the call to
scop_remove_ignoreable_gbbs.
(limit_scops): When build_scop_loop_nests fails, continue on
the next scop. Fix open_scop.entry.
(graphite_transform_loops): Call recompute_all_dominators: force the
recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
Call initialize_original_copy_tables and free_original_copy_tables
to be able to copy basic blocks during code generation.
When build_scop_loop_nests fails, continue on next scop.
(value_clast): New union.
(clast_to_gcc_expression): Fix type cast warning.
2008-11-09 Sebastian Pop <sebastian.pop@amd.com>
* Merge from mainline (r140838:141727).
2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
PR middle-end/37833
* graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
PR middle-end/37943
* graphite.c (scopdet_basic_block_info): Fix loops with multiple
exits and conditions.
* testsuite/gcc.dg/graphite/pr37943.c: New.
2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
PR middle-end/37886
* graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
* doc/invoke.texi: Fix spaces.
2008-10-22 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/37891
Reverted last commit.
* graphite.c (create_single_entry_edge): Set
EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
2008-10-21 Sebastian Pop <sebastian.pop@amd.com>
Mitul Thakkar <mitul.thakkar@amd.com>
* graphite.c (create_single_entry_edge): Set
EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
2008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
* doc/invoke.texi: Add -fgraphite-identity.
* graphite.c (graphite_apply_transformations): Check for
-fgraphite-identity.
* toplev.c (process_options): Add flag_graphite_identity.
* tree-ssa-loop.c: Add flag_graphite_identity.
2008-10-14 Sebastian Pop <sebastian.pop@amd.com>
Undo changes from 2008-10-02:
* tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
operand type when copying the operand to a variable of different type.
* cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
with the IV name after increment.
2008-10-14 Sebastian Pop <sebastian.pop@amd.com>
Harsha Jagasia <harsha.jagasia@amd.com>
PR tree-optimization/37828
* testsuite/gcc.dg/graphite/pr37828.c: New.
* graphite.c (graphite_trans_loop_block): Do not loop block
single nested loops.
2008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (struct rename_map_elt, new_rename_map_elt,
rename_map_elt_info, eq_rename_map_elts): New.
(graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
(expand_scalar_variables_expr): Change parameters.
(expand_scalar_variables_stmt): Same.
(expand_scalar_variables): Same.
(graphite_rename_ivs): Rename graphite_rename_variables.
(build_iv_mapping): New.
(translate_clast): Call build_iv_mapping.
* graphite.h (gbb_p): New name.
2008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
PR tree-optimization/37684
* gcc.dg/graphite/pr37684.c: New.
* graphite.c (exclude_component_ref): New.
(is_simple_operand): Call exclude_component_ref.
2008-10-02 Jan Sjodin <jan.sjodin@amd.com>
Harsha Jagasia <harsha.jagasia@amd.com>
PR tree-optimization/37485
* gcc.dg/graphite/block-2.c: New
* graphite.c (gmp_cst_to_tree): Moved.
(iv_stack_entry_is_constant): New.
(iv_stack_entry_is_iv): New.
(loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
(loop_iv_stack_insert_constant): New.
(loop_iv_stack_pop): Use new datatpype.
(loop_iv_stack_get_iv): Same.
(loop_iv_stack_get_iv_from_name): Same.
(loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
(loop_iv_stack_patch_for_consts): New.
(loop_iv_stack_remove_constants): New.
(graphite_create_new_loop): Use loop_iv_stack_push_iv.
(translate_clast): Call loop_iv_stack_patch_for_consts and
loop_iv_stack_remove_constants.
(gloog): Use new datatype. Redirect construction edge to end
block to avoid accidental deletion.
* graphite.h (enum iv_stack_entry_kind): New. Tag for data in
iv stack entry.
(union iv_stack_entry_data): New. Data in iv stack entry.
(struct iv_stack_entry): New. Datatype for iv stack entries.
2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
* tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
operand type when copying the operand to a variable of different type.
2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
* cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
with the IV name after increment.
2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
* Merge from mainline (r140164:140838).
2008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
* graphite-data-ref.c: New.
* graphite.c (print_scop): Also dump the dependence graph.
(bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
(new_scop): Initialize SCOP_DEP_GRAPH.
(build_scop_dynamic_schedules): New.
(build_access_matrix_with_af): Fixed column numbering.
(graphite_transform_loops): Call build_scop_dynamic_schedules.
* graphite.h: Add ifndef/define guards against multiple inclusion.
(struct scop): Add dep_graph field.
(SCOP_DEP_GRAPH): Defined.
(ref_nb_loops): Fixed and moved to other position.
(bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
(nb_loops_around_loop_in_scop): New.
(graphite_dump_dependence_graph): Declared.
(graphite_build_rdg_all_levels): Declared.
(graphite_test_dependence): Declared.
* Makefile.in (graphite-data-ref.o): New target.
2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
* Merge from mainline (139870:140164).
2008-09-01 Sebastian Pop <sebastian.pop@amd.com>
* Merge from mainline (138275:139870).
* testsuite/gcc.dg/graphite/scop-matmult.c: XFailed as one of
the commits from trunk broke the niter detection.
2008-09-01 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c: Add more documentation. Fix formatting.
(debug_loop_vec, debug_oldivs, loop_iv_stack,
loop_iv_stack_debug): Moved...
(schedule_to_scattering): Move before use.
(dot_all_scops): Include in "#if 0" the code for system
call dotty.
* graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
loop_iv_stack_debug): ...here.
2008-08-29 Jan Sjodin <jan.sjodin@amd.com>
* tree-phinodes.c (make_phi_node): Extern.
(add_phi_node_to_bb): New.
(create_phi_node): Call add_phi_node_to_bb.
* tree-ssa-loop-ivopts.c (get_phi_with_result): New.
(remove_statement): Handle case where stored phi was updated
and is no longer the same.
* graphite.c (is_parameter): New.
(is_old_iv): New.
(expand_scalar_variables_expr): New.
(expand_scalar_variables_stmt): New.
(expand_scalar_variables): New.
(move_phi_nodes): Create new phi instead of moving old one.
(translate_clast): Call expand_scalar_variables.
(find_vdef_for_var_in_bb): Also scan regular definitions.
(skip_phi_defs): New.
(collect_scop_exit_phi_args): New.
(patch_scop_exit_phi_args): New.
(gloog): Patch phis after scop.
* tree-flow.h: (add_phi_node_to_bb): Declared.
(make_phi_node): Declared.
2008-08-26 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (end_scop): Split the entry of the scop when it
is the header of the loop in which the scop is ending.
(build_scops_1, limit_scops): Update uses of end_scop.
2008-08-26 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (dot_all_scops_1): Do not fail on uninitialized
SCOP_ENTRY or SCOP_EXIT.
2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (get_construction_edge): Removed.
(gloog): Construction edge is the scop entry edge.
2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (can_generate_for_scop): Removed.
(gloog): Do not call it.
2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (new_scop): Entry of a scop is an edge.
Initialize SESE region.
(free_scop): Free SESE region.
(build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
(split_difficult_bb): New, split from end_scop.
(end_scop): Exit of a scop is an edge.
(build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
not automatically updated and thus is always wrong.
* graphite.h (struct sese): New.
(SESE_ENTRY): New.
(SESE_EXIT): New.
(struct scop): New field for a SESE region. Remove entry, exit.
(SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
semantics as before. Moved comment around.
2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (graphite_transform_loops): Always enable gloog
and find_transform when ENABLE_CHECKING.
2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (graphite_transform_loops): Move pretty printer
of SCOPs before doing any transform. Remove call to print_scops
and dot_all_scops_1.
2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
(print_graphite_bb): Same.
2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (dot_all_scops_1): Cleanup.
(move_scops): Fix comment.
2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (build_scop_bbs): Revert commit 139355:
2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
* graphite.c (build_scop_bbs): Factor up code.
2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (gloog): Update dominator info.
2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (remove_cond_exprs): Do not fail on empty bbs.
2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
initialization.
(free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
(translate_clast): Correct formatting.
* graphite.h (struct num_map): Removed.
(struct graphite_bb): Remove num_map field.
(GBB_INDEX_TO_NUM_MAP): Removed.
2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (build_access_matrix_with_af): Fix comments.
(build_scop_data_accesses): Same.
2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (build_scop_data_accesses): Don't construct
access matrices. Add a FIXME and an assert condition that
should pass when the access matrices will be needed.
2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
* tree-data-ref.c (stmt_simple_memref_p): Don't call
really_constant_p.
* graphite.c (build_graphite_bb): Renamed new_graphite_bb.
Moved close by free_graphite_bb.
(free_graphite_bb): Call free_data_refs. Reset bb->aux.
(new_scop): Move close by free_scop.
(graphite_transform_loops): Avoid linear scan to reset bb->aux.
2008-08-22 Jan Sjodin <jan.sjodin@amd.com>
* cfgloopmanip.c (create_empty_if_region_on_edge): New.
* graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
instead of recursive call.
(graphite_translate_clast_equation): New.
(graphite_create_guard_cond_expr): New.
(graphite_create_new_guard): New.
(get_stack_index_from_iv): Removed.
(graphite_rename_ivs_stmt): Use gbb_loop_index.
(get_true_edge_from_guard_bb): New.
(translate_clast): Handle stmt_guard in clast.
(get_construction_edge): Allow construction edge detection for
a scope entry with multiple predecessors if one predecessor is
the immediate dominator of scope entry.
(can_generate_code_stmt): Enable code generation for clast_guard.
(gloog): Use correct context loop. Removed check for post dominators.
* cfgloop.h (create_empty_if_region_on_edge): Declared.
2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (remove_dead_loops): Document better which
loops are removed.
2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
* Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
and PPLINC.
(graphite.o): Also depends on pointer-set.h.
2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (scop_record_loop): Fix compile warning.
2008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (scop_record_loop): DECL_NAME can be NULL.
2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (build_graphite_bb): Initialize bb->aux to
point to the graphite_bb_p.
(graphite_bb_from_bb): Renamed gbb_from_bb; returns the
content of bb->aux.
(add_bb_domains): Does not use the scop parameter.
(graphite_transform_loops): Clean bb->aux at the end.
2008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
Sebastian Pop <sebastian.pop@amd.com>
* testsuite/lib/target-supports.exp
(check_effective_target_fgraphite): New.
* testsuite/gcc.dg/graphite/graphite.exp: Early exit when
check_effective_target_fgraphite returns false.
Set dg-do-what-default to compile.
(scan-graphite-dump-times): Removed.
* testsuite/gfortran.dg/graphite/graphite.exp: Same.
* testsuite/gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
Use scan-tree-dump-times instead of scan-graphite-dump-times.
* testsuite/gcc.dg/graphite/scop-1.c: Same.
* testsuite/gcc.dg/graphite/scop-2.c: Same.
* testsuite/gcc.dg/graphite/scop-3.c: Same.
* testsuite/gcc.dg/graphite/scop-4.c: Same.
* testsuite/gcc.dg/graphite/scop-5.c: Same.
* testsuite/gcc.dg/graphite/scop-6.c: Same.
* testsuite/gcc.dg/graphite/scop-7.c: Same.
* testsuite/gcc.dg/graphite/scop-8.c: Same.
* testsuite/gcc.dg/graphite/scop-9.c: Same.
* testsuite/gcc.dg/graphite/scop-10.c: Same.
* testsuite/gcc.dg/graphite/scop-11.c: Same.
* testsuite/gcc.dg/graphite/scop-12.c: Same.
* testsuite/gcc.dg/graphite/scop-13.c: Same.
* testsuite/gcc.dg/graphite/scop-matmult.c: Same.
* testsuite/gcc.dg/graphite/scop-14.c: Same.
* testsuite/gcc.dg/graphite/scop-15.c: Same.
* testsuite/gcc.dg/graphite/block-0.c: Same.
* testsuite/gcc.dg/graphite/scop-16.c: Same.
* testsuite/gcc.dg/graphite/block-1.c: Same.
* testsuite/gcc.dg/graphite/scop-17.c: Same.
* testsuite/gcc.dg/graphite/scop-18.c: Same.
* testsuite/gfortran.dg/graphite/block-1.f90: Same.
* testsuite/gfortran.dg/graphite/scop-1.f: Same.
* testsuite/gfortran.dg/graphite/block-2.f: Same.
2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c: Fix some XXX comments.
(build_scop_dynamic_schedules): Removed.
2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
* graphite.h (scop_max_loop_depth): Moved...
* graphite.c (scop_max_loop_depth): ...here.
(remove_all_edges_1): New.
(remove_all_edges): Factored code.
(remove_cond_exprs): Check only the last statement for
a GIMPLE_COND expression.
2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (scan_tree_for_params): Early return when the
expression is a chrec_dont_know. Handle case NEGATE_EXPR.
(find_scop_parameters): Factor out code.
(graphite_trans_bb_strip_mine): Remove dead code.
2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
graphite_trans_bb_move_loop): Factor asserts.
(gloog): Perform sanity checks only for ENABLE_CHECKING.
Do not call calculate_dominance_info and estimate_bb_frequencies.
2008-08-20 Jan Sjodin <jan.sjodin@amd.com>
* graphite.c (create_loops_mapping, free_loops_mapping,
create_loops_mapping_num, debug_loop_mapping_1,
debug_loop_mapping, graphite_loops_mapping_max_loop_num,
get_loop_mapping_for_num, graphite_loops_mapping_add_child,
graphite_loops_mapping_add_child_num,
graphite_loops_mapping_insert_child,
graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
get_loop_mapped_depth, split_loop_mapped_depth_for_num,
loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
create_num_from_index, get_num_from_index,
swap_loop_mapped_depth): Removed.
(new_scop): Do not initialize SCOP_LOOPS_MAPPING.
(free_scop): Do not call free_loops_mapping.
(graphite_get_new_iv_stack_index_from_old_iv): Renamed
get_stack_index_from_iv. Use GBB_LOOPS instead of calling
get_loop_mapped_depth.
(graphite_trans_bb_move_loop): Do not update the loop mapping.
(graphite_trans_bb_strip_mine): Same.
* graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
(struct scop): Remove field loops_mapping.
2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
* graphite.c (scop_record_loop): Factor out one level of the
condition by early return.
(build_scop_loop_nests): Format following FSF coding style.
(build_scop_dynamic_schedules): Factor out code.
(scopdet_bb_info): Reindent. Default case should not be reachable.
2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
* graphite.c (loop_affine_expr): Check for DECL_P or struct
assignments that are not handled as simple operands for now.
2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
* graphite.c (build_scop_bbs): Factor up code.
2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
* graphite.c (stmt_simple_for_scop_p): Factor code out
of the loop.
(enum gbb_type): New. Group all the GBB_* types under it.
(is_loop_exit): Moved...
(end_scop): Enable BB spliting.
* cfgloop.c (is_loop_exit): ...here. Reimplemented.
* cfgloop.h (is_loop_exit): Declared.
2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
* doc/invoke.texi: Remove strides from examples containing
DO loops when the strides are equal to 1.
2008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
* graphite.c (graphite_trans_scop_block): Or the result with
the result from graphite_trans_loop_block.
* testsuite/gcc.dg/graphite/block-1.c: New.
* testsuite/gfortran.dg/graphite/block-1.f90: New.
* testsuite/gfortran.dg/graphite/block-2.f: New.
2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (graphite_transform_loops): Call cloog_initialize
and cloog_finalize.
2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
* tree-data-ref.c) (stmt_simple_memref_p): New.
* tree-data-ref.h (stmt_simple_memref_p): Declared.
* graphite.c (stmt_simple_memref_for_scop_p): Removed.
(is_simple_operand): Call stmt_simple_memref_p.
* testsuite/gcc.dg/graphite/scop-matmult.c: Updated for not
using pointer arithmetic, as this is optimized by PRE and
makes the code too difficult to analyze.
* testsuite/gcc.dg/graphite/scop-18.c: Same.
2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
* gdbinit.in (pgg): New.
2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (graphite_trans_loop_block): Fix warning.
2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (graphite_trans_loop_block): Fix my merge error.
2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (graphite_trans_bb_block): Remove check for
flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
Check if loop blocking is profitable for every loop, before applying
the changes.
(graphite_apply_transformations): Call graphite_trans_bb_block only,
if flag_loop_block is set.
2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c: Add some more documentation for the loop
mapping.
2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
* Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
* graphite.c: Format on less than 80 columns.
* graphite.h: Same.
2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
* cfgloopmanip.c (loopify): Use update_dominators_in_loop.
2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
* doc/invoke.texi (floop-block, floop-strip-mine,
floop-interchange): Update documentation with examples.
2008-08-13 Sebastian Pop <sebastian.pop@amd.com>
* cfgloopmanip.c (create_empty_loop_on_edge): Don't call
add_referenced_var.
* graphite.c (graphite_create_new_loop): Call add_referenced_var.
2008-08-13 Sebastian Pop <sebastian.pop@amd.com>
* cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
* tree-scalar-evolution.c: Revert useless changes.
* tree-phinodes.c: Same.
* cfghooks.c: Same.
* vec.h: Same.
* tree-vectorizer.h: Same.
* tree-flow.h: Same.
* tree-cfg.c: Same.
* common.opt (fgraphite): Update documentation.
2008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
* doc/invoke.texi (-floop-block, -floop-strip-mine,
-floop-interchange): Add more text for explaining what each of these
flags is doing.
* tree-into-ssa.c (gimple_vec): Moved to...
* graphite.c: Include gimple.h.
(gimple_vec): Moved to...
(del_loop_to_cloog_loop): Removed.
(loop_affine_expr): Do not call create_data_ref when the
operand is a constant.
(new_scop): Use free instead of del_loop_to_cloog_loop.
* Makefile.in (graphite.o): Depend on GIMPLE_H.
* gimple.h (gimple_vec): ... here.
2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (scopdet_bb_info): Only allow loops with known number of
latch executions.
(build_loop_iteration_domains): Fail, if latch executions unknown.
2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (add_conditions_to_domain): New.
(build_scop_conditions_1): Call add_conditions_to_domain.
(set_cloog_options): Allow to disable optimizations.
2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (find_params_in_bb): Look for parameters in conditions.
Do not use walk_dominator_tree.
(find_scop_parameters): Do not use walk_dominator_tree.
2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (scan_tree_for_params) Add / Subtract inequality.
(idx_record_params): Adapt.
* graphite.h (scop_gimple_loop_depth): New.
2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (build_scop_dynamic_schedules): Remove value_init.
(scan_tree_for_params): Remove value_init.
(build_scop_context): Remove value_init.
(build_loop_iteration_domains): Remove value_init.
(schedule_to_scattering): Remove value_init.
(graphite_trans_bb_strip_mine): Remove value_init.
2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
* gcc/graphite.c (limit_scops): New.
(graphite_transform_loops): Add limit SCoPs.
* gcc/testsuite/gcc.dg/graphite/scop-0.c: Update number of SCoPs.
* gcc/testsuite/gcc.dg/graphite/scop-1.c: Update number of SCoPs.
* gcc/testsuite/gcc.dg/graphite/scop-10.c: Update number of SCoPs.
* gcc/testsuite/gcc.dg/graphite/scop-11.c: Update number of SCoPs.
* gcc/testsuite/gcc.dg/graphite/scop-12.c: Update number of SCoPs.
* gcc/testsuite/gcc.dg/graphite/scop-13.c: Update number of SCoPs.
* gcc/testsuite/gcc.dg/graphite/scop-14.c: Update number of SCoPs.
* gcc/testsuite/gcc.dg/graphite/scop-15.c: Update number of SCoPs.
* gcc/testsuite/gcc.dg/graphite/scop-16.c: Update number of SCoPs.
Change loop numbers.
* gcc/testsuite/gcc.dg/graphite/scop-17.c: Update number of SCoPs.
Change loop numbers.
* gcc/testsuite/gcc.dg/graphite/scop-18.c: Update number of SCoPs.
* gcc/testsuite/gcc.dg/graphite/scop-2.c: Update number of SCoPs.
* gcc/testsuite/gcc.dg/graphite/scop-3.c: Update number of SCoPs.
* gcc/testsuite/gcc.dg/graphite/scop-4.c: Update number of SCoPs.
* gcc/testsuite/gcc.dg/graphite/scop-5.c: Update number of SCoPs.
* gcc/testsuite/gcc.dg/graphite/scop-6.c: Update number of SCoPs.
* gcc/testsuite/gcc.dg/graphite/scop-7.c: Update number of SCoPs.
* gcc/testsuite/gcc.dg/graphite/scop-8.c: Update number of SCoPs.
* gcc/testsuite/gcc.dg/graphite/scop-9.c: Update number of SCoPs.
* gcc/testsuite/gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (graphite_transform_loops): Call always find_transform.
2008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (free_loops_mapping): New.
(stmt_simple_for_scop_p): Fix typo.
(stmt_simple_for_scop_p): Fix tuples functions, that
broke polyhedron.
(free_graphite_bb): Fix some memleaks.
(free_scop): Fix some memleaks.
(scopdet_bb_info): Do not forget some tmp SCoPs.
(find_params_in_bb): Fix some memleaks.
(clast_to_gcc_expression): Fix warning.
2008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
* testsuite/gcc.dg/graphite/scop-16.c: Fix for 32bit.
* testsuite/gcc.dg/graphite/scop-17.c: Fix for 32bit.
2008-08-04 Sebastian Pop <sebastian.pop@amd.com>
* tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
Move code ifdef-ed HAVE_cloog...
* graphite.c: Include toplev.h.
... here.
* Makefile.in (OBJS-common): Always build graphite.o.
(BACKEND): Remove @GRAPHITE@.
(tree-ssa-loop.o): Do not depend on TOPLEV_H.
(graphite.o): Depend on TOPLEV_H.
2008-08-04 Sebastian Pop <sebastian.pop@amd.com>
* Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
Remove typo left from polylib to ppl conversion.
* graphite.c (graphite_transforms): Use sorry instead of fatal.
2008-08-03 Sebastian Pop <sebastian.pop@amd.com>
* toplev.c (process_options): Move the graphite loop optimization
flags...
* tree-ssa-loop.c (graphite_transforms): ... here.
When not configured with CLooG, print to dump_file that
Graphite transforms were not performed.
* testsuite/gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
New.
* testsuite/gcc.dg/graphite/*.c: Updated all testcases to use
scan-graphite-dump-times.
2008-08-03 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (dot_scop, dot_all_scops): Do not call system.
Do not open /tmp/scop.dot and /tmp/allscops.dot.
2008-08-02 Sebastian Pop <sebastian.pop@amd.com>
Jan Sjodin <jan.sjodin@amd.com>
* configure: Regenerated.
* omp-low.c (expand_omp_sections): Remove now unused code.
* config.in (HAVE_polylib): Removed.
* configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
(PPLLIBS, PPLINC): Added.
* graphite.c: Replace unsigned with int wherever possible.
Don't access Cloog's data structures, but use accessor functions.
Clast's stmt->type is now implemented as a vtable: change the
switches of stmt->type into ifs.
(polylib/polylibgmp.h): Don't include.
(initialize_dependence_polyhedron,
initialize_data_dependence_polyhedron, is_empty_polyhedron,
statement_precedes_p, test_dependence, build_rdg_all_levels,
dump_dependence_graph): Removed until this code is cleaned up
or ported to Cloog.
* Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
(POLYLIBINC): Renamed PPLINC.
2008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
Jan Sjodin <jan.sjodin@amd.com>
Finish the merge and tuplification of graphite.
2008-07-24 Sebastian Pop <sebastian.pop@amd.com>
Jan Sjodin <jan.sjodin@amd.com>
Partial merge from mainline (138072:138275).
* graphite.c still has to be tuplified.
2008-07-29 Jan Sjodin <jan.sjodin@amd.com>
* graphite.c (graphite_loops_mapping_max_loop_num): New.
(create_num_from_index): New.
(get_num_from_index): Also pass in the graphite BB.
(free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
(build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
(graphite_trans_bb_strip_mine): Call create_num_from_index.
(is_interchange_valid): Return false when failing.
* graphite.h (struct num_map): New.
(struct graphite_bb): New field num_map.
(GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
2008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (dump_gbb_conditions): Print also conditions like
"if (a)". Remove dublicated code and use print_generic_expr ().
(stmt_simple_for_scop_p): Only allow conditions we can handle
{<, <=, >, >=}.
2008-07-25 Jan Sjodin <jan.sjodin@amd.com>
* graphite.h (struct scop): Removed new_ivs field.
(SCOP_NEWIVS): Deleted.
* graphite.c (new_scop, free_scop, clast_name_to_gcc,
clast_to_gcc_expression, graphite_create_new_loop):
Removed use of new_ivs.
2008-07-25 Jan Sjodin <jan.sjodin@amd.com>
* graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
create_loops_mapping_num, debug_loop_mapping_1): New.
(debug_loop_mapping): Call debug_loop_mapping_1.
(get_loop_mapping_for_num,
graphite_loops_mapping_add_child,
graphite_loops_mapping_add_child_num,
graphite_loops_mapping_insert_child,
graphite_loops_mapping_parent,
split_loop_mapped_depth_for_num,
loop_mapped_depth_split_loop): New.
(increment_loop_mapped_depths): Removed.
(swap_loop_mapped_depth_for_num): Reimplemented.
(new_scop): Call create_loops_mapping.
(scop_record_loop): Call graphite_loops_mapping_insert_child.
(translate_clast): Pass the old loop father in parameter, and pass
it to get_old_iv_from_ssa_name.
(remove_edges_around_useless_blocks, can_generate_code_stmt,
can_generate_code, can_generate_for_scop): New.
(graphite_trans_bb_block): Returns false when it fails to transform.
* graphite.h (graphite_loop_node, graphite_loops_mapping): New.
2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
Reverted all the changes related to the streamization and
loop fusion.
These changes are now tracked in the streamization branch.
2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
Jan Sjodin <jan.sjodin@amd.com>
* graphite.c (gbb_compare): Correctly constify.
(gbb_can_be_ignored): Indent.
(graphite_trans_scop_swap_1and2): Add legality check.
Remove dead FIXMEs.
2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
Remove fallouts from "Reverted the Condate changes".
* tree.h: Remove unused decl.
* testsuite/gcc.dg/tree-checker: Same.
* timevar.def: Remove counter.
2008-07-24 Sebastian Pop <sebastian.pop@amd.com>
* Merge from mainline (135673:138072).
Reverted the MIRO changes (from 2008-04-05) that are now
tracked in the miro branch.
* tree-bounds.c: Removed.
* tree-bounds.h: Removed.
Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
are now tracked in the condate branch.
* tree-check.c: Removed.
* tree-match.c: Removed.
* condate.y: Removed.
2008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
* common.opt: New user flag -floop-block, -floop-strip-mine
and -floop-interchange.
* toplev.c (process_options): Enable -fgraphite pass if any one of the
graphite loop optimization flags is turned on.
* graphite.c (graphite_apply_transformations): Add flag_loop_block,
flag_loop_strip_mine and flag_loop_interchange checks before
optimizations.
* doc/invoke.texi: Remove -fgraphite and add -floop-block,
-floop-strip-mine and -floop-interchange.
* testsuite/gcc.dg/graphite/block-0.c: Add -floop-block and remove
-fgraphite.
* testsuite/gcc.dg/graphite/scop-16.c: Ditto.
* testsuite/gcc.dg/graphite/scop-17.c: Ditto.
* testsuite/gcc.dg/graphite/scop-18.c: Ditto.
2008-07-23 Jan Sjodin <jan.sjodin@amd.com>
Sebastian Pop <sebastian.pop@amd.com>
* cfgloopmanip.c (update_dominators_in_loop): Make it static.
(create_empty_loop_on_edge): More fixes.
* tree-phinodes.c (resize_phi_node): Extern.
(unlink_phi_node, move_phi_node): New split from remove_phi_node.
* cfghooks.c (update_dominator_information): New split from
split_edge.
* tree-vectorizer.c (rename_variables_in_bb): Extern.
* tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
successor of the function entry block.
* graphite.c: Include pointer-set.h.
(debug_loop_mapping, increment_loop_mapped_depths,
get_loop_mapped_depth_for_num, get_loop_mapped_depth,
set_loop_mapped_depth_for_num, set_loop_mapped_depth,
swap_loop_mapped_depth_for_num, get_num_from_index,
swap_loop_mapped_depth, loop_iv_stack_debug,
loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
get_old_iv_from_ssa_name): New.
(new_scop): Initialize SCOP_LOOPS_MAPPING.
(free_scop): Free SCOP_LOOPS_MAPPING.
(scop_record_loop): Record old ivs.
(create_var_name): Removed.
(initialize_cloog_names): Allocate double space in case strip mine
applies to all loops once.
(clast_name_to_gcc): Look up in the map ivstack passed in parameter.
(clast_to_gcc_expression): Same. Implement more clast to gimple
translation.
(graphite_create_new_loop): Pass in ivstack.
(remove_all_edges): Pass in the construction_edge.
(graphite_remove_iv): Removed.
(graphite_rename_ivs, graphite_rename_ivs_stmt,
remove_cond_exprs): Rewritten.
(move_phi_nodes): New.
(disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
(translate_clast): Pass in ivstack. Rewrite some cases.
(set_cloog_options, debug_clast_stmt): New.
(find_transform): Use set_cloog_options.
(outermost_loop_layer): Removed.
(get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
mark_old_loops, remove_dead_loops): New.
(gloog): Rewritten.
(graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
(const_column_index, get_first_matching_sign_row_index,
get_lower_bound_row, get_upper_bound_row, get_lower_bound,
get_upper_bound): New.
(graphite_trans_bb_strip_mine): Also update the iv map.
* graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
(struct name_tree): Add a loop field.
(struct scop): Add a graphite_loops_mapping field.
(SCOP_LOOPS_MAPPING): New.
(debug_clast_stmt): Declare.
* lambda.h (find_induction_var_from_exit_cond): Declare.
(lambda-code.c): (find_induction_var_from_exit_cond): Extern.
* cfgloop.h (update_dominators_in_loop): Removed declaration.
(create_empty_loop_on_edge): Updated.
* tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
rename_variables_in_bb): Declare.
* tree-cfg.c (remove_bb): Extern.
* testsuite/gcc.dg/graphite/block-0.c: New.
2008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (strip_mine_profitable_p): New.
(graphite_trans_bb_block): Disable strip mining if not profitable.
* testsuite/gcc.dg/graphite/scop-18.c: New.
* testsuite/gcc.dg/graphite/scop-17.c: Fixed.
* testsuite/gcc.dg/graphite/scop-16.c: Fixed.
2008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
Jan Sjodin <jan.sjodin@amd.com>
Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (is_interchange_valid): New.
(graphite_trans_bb_block): Check loop nest of basic block for legality
of interchange.
* graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
outer_most_loop, gbb_outer_most_loop_index): New.
* tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
* tree-flow.h (perfect_loop_nest_depth): Declare as extern.
* testsuite/gcc.dg/graphite/scop-16.c: New.
* testsuite/gcc.dg/graphite/scop-17.c: New.
2008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
(graphite_trans_scop_block): Ignore SCoPs without bbs.
2008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (new_scop): Initialize SCOP_EXIT.
(scopdet_info): Add.
(scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
(build_scops_1): Cleanup, bugfixes.
(build_scops): Cleanup.
* testsuite/gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
* testsuite/gcc.dg/graphite/scop-15.c: Add SCoP numbers.
2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
* testsuite/gfortran.dg/graphite/scop-1.f: Update to reduced test case.
* testsuite/gfortran.dg/graphite/graphite.exp: Use
DEFAULT_GRAPHITE_FLAGS.
* testsuite/gcc.dg/graphite/scop-15.c: Update to reduced test case.
2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
* graphite.c (scan_tree_for_params): Do not assert any more if
MULT_EXPR parameter is negative.
* testsuite/gfortran.dg/graphite/scop-1.f: New.
* testsuite/gfortran.dg/graphite/graphite.exp: New.
* testsuite/gcc.dg/graphite/scop-15.c: New.
2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
* graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
2008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (graphite_trans_bb_swap_loops): Rename from
graphite_swap_loops.
(graphite_trans_bb_move_loop): New.
(graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
(graphite_trans_bb_block): New.
(graphite_trans_loop_block): New.
(graphite_trans_scop_swap_1and2): Rename from
graphite_trans_swap_1and2.
(graphite_trans_scop_strip): Rename from graphite_trans_strip.
(graphite_trans_scop_block): New.
(graphite_apply_transformations): Rename from
graphite_transformations.
* testsuite/gcc.dg/graphite/scop-matmult.c: New.
2008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (gbb_compare): New.
(graphite_sort_gbbs): New.
(gbb_can_be_ignored): New.
(scop_remove_ignoreable_gbbs): New.
(graphite_transformations): Cleanup and add
scop_remove_ignoreable_gbbs.
* lambda.h (lambda_vector_compare): New.
2008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (print_graphite_bb): Correct printing of static schedule.
(graphite_swap_loops): int -> unsigned
(graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
(graphite_transformations): New.
(graphite_transform_loops): Move to graphite_transformations.
* graphite.h (gbb_nb_loops): Return unsigned.
2008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (scan_tree_for_params): Fix insertion of parameters into
the domain matrix. This makes scop-0.c work again.
2008-06-20 Richard Guenther <rguenther@suse.de>
* graphite.h: Adjust copyright to GPLv3.
* graphite.c: Likewise.
(stmt_simple_memref_for_scop_p): Split out from ...
(stmt_simple_for_scop_p): ... here. Fix handling of calls
and simplify.
(get_bb_type): Optimize.
(is_pred): Remove.
(is_bb_addable): Fix memleak, replace is_pred call with
single_pred.
(build_scops): Use current_loops.
(param_index): Fix memleak.
2008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
* graphite.c: Fix formatting.
2008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
* graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
(free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
(create_var_name, save_var_name): Newly defined functions.
(initialize_cloog_names): Part of the code factored out to
save_var_name.
(clast_to_gcc_expression): Now handles the case of clast_red_sum
in clast_reduction statement.
(graphite_create_new_loop): Now takes a new parameter
for outer_loop.
(translate_clast): Now also takes the context_loop and bb_exit
parameters. Rewritten the code so that it creates a gimple code
inside the given context.
(outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
remove_cond_expr, disconnect_cond_expr,
disconnect_virtual_phi_nodes): Newly defined functions.
* graphite.h (struct scop): added old_ivs vector.
SCOP_OLDIVS: New macro.
2008-06-19 Sebastian Pop <sebastian.pop@amd.com>
* cfgloopmanip.c: Add missing function comments, fix formatting.
2008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
* cfgloopmanip.c (update_dominators_in_loop): Defined.
(create_empty_loop_on_edge): Defined.
* tree-parloops.c (canonicalize_loop_ivs): Returns tree
instead of void.
* cfgloop.h (create_empty_loop_on_edge): Declared as extern.
(update_dominators_in_loop): Declared as extern
* tree-flow.h (canonicalize_loop_ivs): Declared as extern.
2008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (print_graphite_bb): Allow changing number of loops
in SCoP domain.
(initialize_cloog_names): Allow changing number of loops.
(build_cloog_prog): Simplify.
(find_transform): Enable cloog option --strides.
(graphite_swap_loops): New.
(graphite_strip_mine_loop): New.
(graphite_trans_swap_1and2): New.
(graphite_trans_strip): New.
(graphite_transform_loops): Add graphite_trans_strip.
* graphite.h (scop_max_loop_depth): New.
2008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (build_scop_iteration_domain): Remove forgotten
line. (Fixes compile)
2008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
(build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
(build_bb_loops): New.
(graphite_transform_loops): Add build_bb_loops.
(schedule_to_scattering): Use gbb_nb_loops to support changing loop
numbers.
* graphite.h (graphite_bb): Add loops.
(gbb_nb_loops): New.
(gbb_loop_at_index): New.
(gbb_loop_index): New.
(nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
using nb_params_in_scop.
2008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (print_graphite_bb): Adapt to minimized schedule.
(build_scop_canonical_schedules): Build minimized schedule.
(schedule_to_scattering): Adapt to minimized schedule.
* graphite.h (graphite_bb): Add/Update descriptions.
2008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (print_graphite_bb): Add condition printing.
(dump_value): New.
(dump_gbb_conditions): New.
(build_scop_conditions_1): New.
(build_scop_conditions): New.
* graphite.h (graphite_bb): Add conditions.
2008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (print_graphite_bb):
(free_graphite_bb): New.
(free_scop): Free bbs.
(get_bb_type): Free doms.
(build_scop_context): Free context matrix.
(build_loop_iteration_domains): Remove unused code.
(build_cloog_prog): Free scattering function and blocklist.
(find_transform): Free options.
2008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
Remove unnecessery cloog data structures. Make a copy of the domain
(setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
unnecessary cloog data structures. Fix memory leaks. Remove insert
into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
used.
(build_scop_iteration_domain): Remove unnecessary cloog
data structures. Fix memory leaks.
(graphite_transform_loops): Disable build_scop_dynamic_schedules as it
uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (find_scop_params): Remove initialize_cloog_names.
2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (end_scop): Style fix.
(schedule_to_scattering): Style and comment fix.
2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (print_graphite_bb): Fix definiton of
schedule_to_scattering.
(initialize_cloog_names): Change nb_scattdims to max loop
depth in SCoP.
(schedule_to_scattering): Take parameter for number of scattering
dimensions.
(build_cloog_prog): Only build as much scattering dimensions as
necessary.
2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
in polyhedron/aermod.f90.
2008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
Dwarak Rajagopal <dwarak.rajagopal@amd.com>
Harsha Jagasia <harsha.jagasia@amd.com>
* graphite.c (is_bb_addable): Fix segfault.
2008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (is_bb_addable): Fix memory leak, handling of loops
with multiple exits and conditional handling in edge cases.
(is_loop_exit): Fix memory leak. (Forgotten in last commit)
* testsuite/gcc.dg/graphite/scop-14.c: New.
2008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
Adrien Eliche <aeliche@isty.uvsq.fr>
* graphite.c (is_bb_addable): Add more comments and enhance
readablity of the source code. Fix memory leak.
(is_loop_exit): Fix memory leak.
2008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (first_loop_in_scop): Deleted.
(setup_cloog_loop): Only walk the loop chain for inner loops.
(build_scop_iteration_domain): Execute setup_cloog_loop for
all loops in the first layer.
2008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (scan_tree_for_params): Change the way params are
added to be indepenent of the number of loops.
(setup_cloog_loop): Revert to short matrix format. Fix parameter
handling.
(build_cloog_prog): Revert to short matrix format.
2008-06-05 Sebastian Pop <sebastian.pop@amd.com>
Dwarak Rajagopal <dwarak.rajagopal@amd.com>
* tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
warning.
2008-06-05 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (nb_data_refs_in_scop): New.
(graphite_transform_loops): Print more stats: number of
loops, basic blocks and data references per scop.
2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
Jan Sjodin <jan.sjodin@amd.com>
* graphite.c (loop_affine_expr, idx_record_params,
find_scop_parameters, setup_cloog_loop): Use instantiate_scev
instead of instantiate_parameters.
2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (schedule_to_scattering): Fix scattering dimensions,
add support for parameters, add STATIC_SCHEDULE at the right places,
cleanup.
2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (build_scop_loop_nests): Only add the loops, that
are contained completely in the SCoP.
(build_cloog_prog): Disable scattering, until schedule_to_scattering
and the domains are fixed.
(build_scop_canonical_schedules): Add support for bbs not contained
in any SCoP.
2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.h (scop_contains_loop): Update comments to match
the actual behavior.
(scop_contains_loop): New.
* graphite.c (schedule_to_scattering): Use scop_contains_loop.
2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (get_bb_type): On function body, i.e. loop_0,
don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
as GBB_COND_HEADER.
2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (graphite_transform_loops): Early return when
there are no loops in the function.
2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
Jan Sjodin <jan.sjodin@amd.com>
* graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
offset of the last loop.
(setup_cloog_loop): Copy the entire outer constraint matrix.
2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
Jan Sjodin <jan.sjodin@amd.com>
* graphite.c (stmt_in_scop_p, function_parameter_p,
invariant_in_scop_p): Removed.
(scan_tree_for_params): Can be used with no constraint
matrix for gathering parameters.
(idx_record_params): Don't use idx_record_param, instead use
scan_tree_for_params.
(find_scop_parameters): Same.
(setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
Fix the size of loop domains.
(schedule_to_scattering): Exit when the outer loop is not in scop.
(find_transform): Enable build_cloog_prog.
2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
Jan Sjodin <jan.sjodin@amd.com>
* graphite.c (schedule_to_scattering): Make scattering domains
uniformly of the same size, as required by CLooG 0.14.0 and before.
2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
Jan Sjodin <jan.sjodin@amd.com>
* graphite.c (schedule_to_scattering): Rewrite, correct the
translation of the scheduling function to scattering.
(build_cloog_prog): Call schedule_to_scattering only once.
* graphite.h (scop_loop_index): Do not fail for loops not
in the scop: return -1.
2008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
(loop_body_to_cloog_stmts): Export GBB_DOMAIN.
(setup_cloog_loop): Export GBB_DOMAIN.
(build_cloog_prog): New. Create new CLOOG_PROG, which should be
able to rebuild the original control flow.
* graphite.h (graphite_bb): Add domain field and access macro.
(GBB_DOMAIN): New.
2008-05-30 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (debug_gbb): New.
(print_scop, build_graphite_bb): Use SCOP_BBS.
(build_scop_bbs): Reimplemented.
(dfs_bb_in_scop_p): Removed.
(build_scop_loop_nests): Reorder loops inserted in
SCOP_LOOP_NEST: outer loops should come first.
(build_scop_canonical_schedules): Reinitialize at zero
the components of the SCOP_STATIC_SCHEDULE for the loops
that have already been parsed.
* graphite.h (debug_gbb): Declared.
2008-05-30 Sebastian Pop <sebastian.pop@amd.com>
Jan Sjodin <jan.sjodin@amd.com>
* graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
(graphite_loop_to_gcc_loop): Removed.
(remove_all_edges): New.
(graphite_stmt_to_gcc_stmt): Renamed translate_clast.
(gloog): Remove useless code.
2008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (get_bb_type): Reworked. We distinguish between
loops with one or multiple exits.
(is_loop_exit): New.
(is_pred): New.
(is_bb_addable): Rework condition handling, now support for case
case statements and loops with multiple exits.
* testsuite/gcc.dg/graphite/scop-11.c: New.
* testsuite/gcc.dg/graphite/scop-12.c: New.
* testsuite/gcc.dg/graphite/scop-13.c: New.
2008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
we have too many colors.
2008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
* doc/invoke.texi (-ftree-loop-fusion): Document.
* tree-pass.h (pass_loop_fusion): Declared.
* tree-loop-fusion.c: New.
* timevar.def (TV_TREE_LOOP_FUSION): Declared.
* tree-data-ref.c (find_data_references_in_loop): Make extern.
* tree-data-ref.h (find_data_references_in_loop): Declared.
* common.opt (ftree-loop-fusion): Declared.
* Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (build_access_matrix): Fix typo from the merge.
2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
* Merge from mainline (130800:135673).
2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (end_scop): The exit of the scop is not part of the scop.
Update dominators after splitting.
2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (is_bb_addable): Return the harmful statement.
Factor up some code.
(end_scop): New. Splits end of scope bbs on a harmful statement.
(build_scops_1): Call end_scop.
2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
build_scops_1): Removed.
(build_scops_2): Renamed build_scops_1.
2008-05-06 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c: Fix formatting.
2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (get_bb_type): New.
(move_scops): New.
(build_scops_2): New.
(is_bb_addable): New.
(build_scops): Switch the scop detection.
(build_scop_bbs): Add entry bb to scop.
* graphite.h (struct scop): Update comment.
2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (dot_all_scops_1): Fix some incorrect colors and add
more colors.
2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
* testsuite/gcc.dg/graphite/scop-1.c: Update.
* testsuite/gcc.dg/graphite/scop-2.c: Update.
* testsuite/gcc.dg/graphite/scop-4.c: Update.
* testsuite/gcc.dg/graphite/scop-5.c: Add.
* testsuite/gcc.dg/graphite/scop-6.c: Add.
2008-05-06 Sebastian Pop <sebastian.pop@amd.com>
* testsuite/gcc.dg/graphite/scop-0.c: Add.
* testsuite/gcc.dg/graphite/scop-7.c: Add.
* testsuite/gcc.dg/graphite/scop-8.c: Add.
* testsuite/gcc.dg/graphite/scop-9.c: Add.
* testsuite/gcc.dg/graphite/scop-10.c: Add.
2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
Check affine expressions depending on the outermost loop
instead of a scop.
(stmt_simple_for_scop_p): Same.
(harmfule_stmt_in_scop): Same.
2008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
mark entry and exit, that are not part of the SCoP and update HTML
formatting.
2008-04-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (basic_block_simple_for_scop_p): Renamed
harmful_stmt_in_bb.
(save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
(add_dominators_to_open_scops, build_scops_1): Reimplemented.
(all_preds_visited_p, all_succs_visited_p,
start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
scop_end_loop): New.
(build_scops): Do not use dfs_enumerate_from.
* testsuite/gcc.dg/graphite/scop-{1,2,4}.c: Updated.
2008-04-23 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c: Add comments to functions that are missing a
description.
(graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
2008-04-23 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (nb_params_in_scop): Moved...
(graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
(setup_cloog_loop): Call loop_body_to_cloog_stmts.
(clast_to_gcc_expression): Reduce column size to less than 80.
(graphite_create_iv): Return the new name of the IV.
(find_transform): Set options->esp and options->cpp.
(gloog): Comment out the invalidation of the old loop code.
(initialize_dependence_polyhedron): Replace scop_nb_params with
nb_params_in_scop.
* graphite.h (nb_params_in_scop): ... here.
(scop_nb_params): Removed.
(loop_domain_dim): Return something even when the loop was not
found in the hash table: avoid ICEing on all the graphite.exp
testcases.
2008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
* tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
* graphite.c (build_scop_dynamic_schedules): Schedule is built
according to nesting level.
(find_scop_parameters): Call instantiate_parameters.
(scan_tree_for_params): Extend it to handle general affine bounds.
Inner loop bound can depend on outer loop induction variable.
(setup_cloog_loop): tmp variable is allocated on stack. Call
instantiate_parameters with respect to outermost_loop_in_scop.
(loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
graphite.h.
(create_empty_loop): Function loopify should be given edge
probability, instead of edge frequency. Dominance relation from
switch_bb to loop_header.
(clast_to_gcc_expression): Added handling of clast_reduction node.
(gloog): New functionality for removing old loop.
(test_dependence): Factored out from build_rdg_all_levels.
(build_rdg_all_levels): Dependence testing factored out to
test_dependence function.
* graphite.h (struct graphite_bb): Extended with dynamic_schedule.
(loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
from graphite.c
2008-04-07 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (free_scop, param_index, initialize_cloog_names,
nb_params_in_scop): Use name_tree map instead of just a tree
for keeping track of the variable name associated to that tree.
(create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
clast_to_gcc_expression, graphite_create_iv,
graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
graphite_stmt_to_gcc_stmt): New.
(gloog): Call these.
* graphite.h (struct name_tree): New.
(struct scop): Use name_tree instead of tree for params.
Store a vector of name_tree for new_ivs.
(SCOP_NEWIVS): New.
(scop_nb_params): Use name_tree instead of tree.
2008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
Sebastian Pop <sebastian.pop@amd.com>
* tree-bounds.c: New.
* tree-bounds.h: New.
* tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
* passes.c: Schedule pass_bounds_early, pass_bounds_late.
* builtins.c (expand_builtin_alloca): Add flag_bounds as for
flag_mudflap.
* gcc.c: Same.
* toplev.c: Same.
* c-cppbuiltin.c: Same.
* c-pragma.c: Same.
* common.opt: Same.
* varasm.c: Same.
* tree-outof-ssa.c: Same.
* c-common.c: Same.
* Makefile.in: Same.
2008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
Sebastian Pop <sebastian.pop@amd.com>
* tree-loop-distribution.c (remaining_stmts,
upstream_mem_writes): Removed static variables.
(copy_loop_before, create_bb_after_loop,
mark_nodes_having_upstream_mem_writes, free_rdg_components,
rdg_build_components, rdg_build_partitions,
dump_rdg_partitions): Extern.
(generate_loops_for_partition, generate_code_for_partition): Do not
return a bool.
(already_processed_vertex_p, predecessor_has_mem_write,
mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
Pass remaining_stmts and upstream_mem_writes as parameters.
(rdg_component): Moved...
(build_rdg_partition_for_component): Do not aggregate components when
flag_streamize_loops is set.
(gen_sequential_loops): New.
(ldist_gen): Call gen_sequential_loops.
* tree-pass.h (pass_loop_streamization): Declared.
* omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
basic blocks when loops structures exist.
* builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
* tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
* tree-parloops.c (take_address_of, eliminate_local_variables_1,
eliminate_local_variables_stmt, eliminate_local_variables,
separate_decls_in_loop_name, separate_decls_in_loop_stmt,
separate_decls_in_loop, gen_parallel_loop): Make them work on a region
of code delimited by two edges in the CFG.
(separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
(separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
(separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
the case of parallelisation of reductions.
(create_loop_fn): Extern.
(create_omp_parallel_region): New.
* tree-data-ref.c (dump_data_dependence_relation): Don't call
dump_data_reference for printing dra and drb.
(create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
RDGE_RELATION.
(build_rdg): Don't call free_dependence_relations for the moment, as
we attach dependence relations on each edge of the RDG.
To be fixed later.
* tree-data-ref.h (rdg_component): ...here.
(struct rdg_edge): New field ddr_p relation.
(RDGE_RELATION): New.
(create_bb_after_loop, copy_loop_before,
mark_nodes_having_upstream_mem_writes, rdg_build_components,
rdg_build_partitions, dump_rdg_partitions,
free_rdg_components): Declared.
* omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
* tree-loop-streamization.c: New.
* tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
create_omp_parallel_region, expr_invariant_in_region_p): Declared.
* Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
* tree-cfg.c (gather_blocks_in_sese_region): Extern.
* passes.c: Schedule pass_loop_streamization.
2008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
* graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
update comment.
2008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (dot_all_scops): Update formatting.
Bbs can now be part of more than one SCoP.
2008-03-04 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
malloc problems.
(loop_domain_dim): Check for unregistered toplev SCOP loop.
* graphite.h (loop_to_cloog_loop): New.
2008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
* graphite.c (loop_domain_dim, ref_nb_loops,
loop_iteration_vector_dim): New.
(build_access_matrix_with_af, build_access_matrix,
initialize_dependence_polyhedron): Fixed for new matrix layout.
No longer assume that all iteration domains are of the same
dimensionality.
2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
* tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
defined in a loop at depth 0 is invariant.
* tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
* tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
be called at loop depth 0.
* graphite.c (basic_block_simple_for_scop_p): Take the scop as
a parameter.
(dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
(down_open_scop): Removed.
(loop_in_scop_p): Redefined.
(scop_affine_expr): New argument: scop.
(stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
a harmful statement ending a scop.
(basic_block_simple_for_scop_p): New argument: scop.
(get_loop_start): Removed.
(new_scop): Initialize SCOP_LOOPS.
(free_scop): Free SCOP_LOOPS.
(succs_at_same_depth, preds_at_same_depth): New.
(end_scop): Test the validity of a scop.
(add_dominators_to_open_scops): New.
(test_for_scop_bound): Call add_dominators_to_open_scops.
Add cases for opening and closing multiple scops.
(build_scops, build_scop_bbs): Iterate over basic blocks in
depth first order.
(build_graphite_bb): Pass scop directly.
(dfs_bb_in_scop_p): New.
(scop_record_loop): Use SCOP_LOOPS for not recording the same loop
several times.
(nb_loops_around_gb): Use loop_in_scop_p.
(schedule_to_scattering): Disabled for the moment the code computing
the "textual order for outer loop".
* graphite.h (struct scop): New field loops.
(SCOP_LOOPS): New.
(scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
* testsuite/gcc.dg/graphite/scop-{1,...,7}.c: Updated.
2008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
Sebastian Pop <sebastian.pop@amd.com>
* builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
* common.opt (fstreamize-loops): New.
* omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
2008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
* tree-data-ref.c (build_empty_rdg): New.
(build_rdg): Use it.
* tree-data-ref.h (build_empty_rdg): Declared.
* graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
(find_vertex_for_stmt): Removed.
(build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
2008-02-21 Sebastian Pop <sebastian.pop@amd.com>
* tree-loop-distribution.c (generate_builtin): After cancelling the
loop tree, also delete basic blocks.
(rdg_flag_uses): Stop recursion when a vertex has already been
processed.
2008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
* graphite.c (build_scop_alpha): Removed.
(graphite_transform_loops): Add a dummy call to build_all_rdg_levels
and dump_dependence_graph to avoid compiler warnings.
2008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
* tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
* tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
* graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
(new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
(initialize_dependence_polyhedron, find_vertex_for_stmt,
initialize_data_dependence_polyhedron, is_empty_polyhedron,
statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
dump_dependence_graph): New.
* graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
(GBB_ALPHA): New.
(struct scop): New field loop2cloog_loop.
(SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
2008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
* graphite.c (build_graphite_bb): Fix initialization
of the graphite basic block.
2008-02-05 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (scan_tree_for_params): Rewrite for the new layout of
loop domain matrix. Pass in the number of loops contained in the
constraint matrix.
(nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
(setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
loops that are not surrounding the current loop are not represented
in the domain constraint matrix.
(build_scop_iteration_domain): Initial domain constraint matrix
contains only the eq/ineq, cst, and scop parameters columns.
2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
(print_graphite_bb): Print scattering.
2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (initialize_cloog_names): Initialize names of
scattering variables.
2009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (dot_all_scops_1): Disable debug output while
printing graph.
2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
* graphite.c (find_transform): Change cloog output language to C.
2008-01-27 Sebastian Pop <sebastian.pop@amd.com>
* tree-loop-distribution.c (generate_memset_zero,
generate_builtin, generate_code_for_partition,
rdg_flag_all_uses): New.
(rdg_flag_uses): Gather in the same partition the statements defining
the VUSES of the current statement.
(rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
Gather in the same partition not only the stores to the same memory
access, but also the reads.
(ldist_generate_loops): Renamed ldist_gen.
2008-01-24 Sebastian Pop <sebastian.pop@amd.com>
Tobias Grosser <grosser@fmi.uni-passau.de>
* graphite.c (setup_cloog_loop): Chain all cloog loops with the
next pointer, don't use the inner pointer.
2008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
* graphite.c (dot_all_scops, dot_all_scops_1): New.
(find_transform): Call dot_all_1.
* graphite.h (dot_all_scops): Declared.
2007-12-14 Sebastian Pop <sebastian.pop@amd.com>
* tree-loop-distribution.c: Fix apsi.f ICE.
(create_bb_after_loop): New.
(generate_loops_for_partition): Use it.
* testsuite/gfortran.dg/ldist-1.f90: New.
* tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
* graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
* graphite.c (find_transform): Dump cloog program sent to cloog.
2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
* graphite.c (initialize_cloog_names): Initialize cloog
iterator names.
2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
* graphite.c (build_scop_context): Fix typo, for the matrix
format: insert '0 >= 0' instead of '-1 >= 0'.
2007-12-13 Sebastian Pop <sebastian.pop@amd.com>
* Fix merge problems.
2007-12-13 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (setup_cloog_loop): Fix typo.
2007-12-12 Sebastian Pop <sebastian.pop@amd.com>
* doc/invoke.texi (-ftree-loop-distribution): Documented.
* tree-loop-distribution.c: Reimplemented.
* tree-pass.h (pass_loop_distribution): New.
* tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
print_loops.
* graphds.h (struct graph): New field indexes.
* timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
* tree-vect-analyze.c: Remove declaration of static functions when not
needed.
* tree-vectorizer.c: Same.
(rename_variables_in_loop): Now extern.
(slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
calling redirect_edge_and_branch_force.
* tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
* tree-data-ref.c: Don't include tree-chrec.h.
(debug_data_dependence_relations): New.
(dump_data_dependence_relation): Call dump_data_reference on data refs
in the relation.
(same_access_functions): Moved...
(find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
(dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
struct rdg_vertex_info, ): New.
(create_rdg_edge_for_ddr): Compute the dependence level before looking
at DDR_REVERSED_P.
(create_rdg_vertices): Initialize the htab of graph->indexes.
Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
(stmts_from_loop): Don't save LABEL_EXPR.
(hash_stmt_vertex_info, eq_stmt_vertex_info,
hash_stmt_vertex_del): New.
(build_rdg): Initialize rdg->indexes.
(free_rdg, stores_from_loop, ref_base_address,
rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
have_similar_memory_accesses_1, ref_base_address_1,
remove_similar_memory_refs): New.
* tree-data-ref.h: Include tree-chrec.h.
(debug_data_dependence_relations): Declared.
(same_access_functions): ...here. Now static inline.
(ddr_is_anti_dependent, ddrs_have_anti_deps,
ddr_dependence_level): New.
(struct rdg_vertex): New fields has_mem_write, has_mem_reads.
(RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
RDG_MEM_READS_STMT): New.
(dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
rdg_vertex_for_stmt): Declared.
(struct rdg_edge): New field level.
(RDGE_LEVEL, free_rdg): New.
(stores_from_loop, remove_similar_memory_refs,
rdg_defs_used_in_other_loops_p,
have_similar_memory_accesses): Declared.
(rdg_has_similar_memory_accesses): New.
* lambda.h (dependence_level): New.
* common.opt (ftree-loop-distribution): New.
* tree-flow.h (debug_loop_ir): Renamed debug_loops.
(print_loop_ir): Renamed print_loops.
(debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
* Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
(tree-loop-distribution.o): Added.
* tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
(mark_virtual_ops_in_bb): New.
(print_loops_bb, debug_loop_num, debug_loop): New.
* passes.c: Scheduled pass_loop_distribution.
2007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
* graphite.c (scan_tree_for_params): Correct the number of columns
for polylib format.
(nb_flat_iterator): New.
(setup_cloog_loop): Initialize to 1 the first column for inequalities.
(build_scop_iteration_domain): Correct the number of columns for
polylib format.
2007-12-12 Sebastian Pop <sebastian.pop@amd.com>
* Merge from mainline (129697:130800).
2007-10-30 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (build_graphite_bb): SCoP's basic blocks are post
dominated by SCoP's exit.
(graphite_transform_loops): Compute post dominators.
2007-10-28 Sebastian Pop <sebastian.pop@amd.com>
* Merge from mainline (127169:129697).
2007-10-28 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
parameter for the basic block that contains the expression. Use
outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
(stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
the expression.
* graphite.h (gbb_loop): New.
(GBB_LOOP): Removed.
2007-08-03 Sebastian Pop <sebpop@gmail.com>
* Makefile.in: Fix merge problem.
2007-08-03 Sebastian Pop <sebpop@gmail.com>
* Merge from mainline (125309:127169).
* tree-loop-distribution.c: Disabled.
2007-06-05 Sebastian Pop <sebpop@gmail.com>
* Merge from mainline (r123693:125309).
2007-05-30 Sebastian Pop <sebpop@gmail.com>
* tree-loop-distribution.c (correct_modify_expr_p): Renamed
correct_modify_p
(correct_modify_p, check_statements, number_of_lvalue_uses,
number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
instead of MODIFY_EXPR.
(update_edge_with_ddv): Don't pass index_of_edge. Initialize
and push new edges.
2007-05-24 Sebastian Pop <sebpop@gmail.com>
* tree-loop-distribution.c (struct rdg): Replace arrays by
VECs for edges and vertices.
(RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
(RDGV_NB_PARTITIONS): New.
(PRDG_NBV, PRDG_NBE): Removed.
(build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
2007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
Sebastian Pop <sebpop@gmail.com>
* doc/invoke.texi (-ftree-loop-distribution): Document.
* tree-loop-distribution.c: New file.
* tree-pass.h (pass_loop_distribution): Declared.
* timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
* tree-data-ref.c (initialize_data_dependence_relation): Initialize
and set reversed_p.
* tree-data-ref.h (data_dependence_relation): Add reversed_p.
(DDR_REVERSED_P): New.
* common.opt (-ftree-loop-distribution): New.
* tree-flow.h (distribute_loops): Declared.
* Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
* passes.c (init_optimization_passes): Schedule loop distribution.
2007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
* graphite.c (print_graphite_bb): Don't call dump_data_references.
(print_scop): Don't print when scop is NULL.
(build_scop_context, find_transform): Don't output to stderr.
2007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
* tree-data-ref.c: Don't include graphite.h.
Comment out the code for printing data reference's scop.
(build_access_matrix_with_af): Moved...
* tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
* graphite.c (build_access_matrix_with_af): ... here. Now static.
(print_graphite_bb): Print basic block's schedule.
(print_scop): Don't print the schedule, call cloog's pretty printer.
(bb_in_scop_p): A basic block is in a scop only if it is both
dominated and postdominated by the scop's entry and exit basic blocks.
(function_parameter_p): New.
(invariant_in_scop_p): Use function_parameter_p.
(new_scop, save_scop): New.
(end_scop, test_for_scop_bound, build_scops): Use new_scop, and
save_scop.
(scan_tree_for_params): Directly build the constraint as CloogMatrix.
(loop_in_scop_p): New.
(scop_record_loop): Use loop_in_scop_p.
(build_scop_domain): Renamed build_scop_iteration_domain.
(setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
nb_params_in_scop, build_scop_context, first_loop_in_scop,
setup_cloog_loop, dot_scop_1, dot_scop): New.
* graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
(struct scop): Add a pointer to cloog's representation of a program.
2007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
* doc/invoke.texi (-ftree-check-verbose): Renamed
-ftree-checks-verbose.
* common.opt (flag_tree_check_verbose): Renamed
flag_tree_checks_verbose.
* tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
2007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
* configure: Regenerated.
* config.in: Regenerated.
* tree-ssa-loop.c (graphite_transforms): Execute
graphite_transform_loops only when HAVE_cloog.
* configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
* graphite.c: Include polylibgmp.h and cloog.h.
(graphite_transform_loops): Removed loops parameter.
* tree-flow.h (graphite_transform_loops): Update declaration.
* Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
(LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
(INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
(OBJS-common): Remove dependence on graphite.o.
(BACKEND): Depend on @GRAPHITE@.
2007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
* doc/invoke.texi (-ftree-check-verbose): Documented.
* testsuite/gcc.dg/tree-checker/tree-checks-1.c: New.
* testsuite/gcc.dg/tree-checker/tree-checks-2.c: New.
* testsuite/gcc.dg/tree-checker/tree-checks-3.c: New.
* testsuite/gcc.dg/tree-checker/tree-checks-4.c: New.
* testsuite/gcc.dg/tree-checker/tree-checks.exp: New.
* testsuite/gcc.dg/tree-checker/condates.crp: New.
* common.opt (ftree-checks-verbose): New.
* tree-check.c (tree_check_warning): Move extra stderr output
under control of flag_tree_check_verbose.
2007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
* tree-match.c: Fix comments formatting.
* tree-match.h: Fix comments formatting.
* tree-check.c: Fix comments formatting.
(tree_check_init): Restructure.
2007-04-12 Nic Volanschi <nic.volanschi@free.fr>
* doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
* Merge from mainline (r120733:123693).
2007-03-20 Nic Volanschi <nic.volanschi@free.fr>
* condate.y: New file.
* tree-match.h (struct patt_info_s): New field sign.
(struct condate_s): New field msg.
(normalize_condate, name_condate, add_condate): New.
(conds[], condate_parse): Made extern.
* tree-check.c (tree_check_warning): First arg changed to cond;
warning reformatted.
(tree_check_init): Reset the TREE_VISITED bit on every CFG node.
(tree_scan): New.
(tree_check): Process trivial condates.
(read_delimited_string): Removed.
(print_cond): Print name and msg.
(conds[]): Made extern.
(parse_tree_check_file_once): Rewritten to use the parser in
condate.y.
Processing of option --tree_check_string moved to tree_scan().
* Makefile.in: Added condate.y
2007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
* tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
Use VECs instead of varrays.
* diagnostic.h (lazy_dump_generic_node): Update declaration.
* Makefile.in (pretty-print.o): Depend on vec.h.
* pretty-print.c: Include tree.h and vec.h.
(pp_clear_state, pp_write_list_to_stream, pp_base_format,
pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
pp_free_list): Use VECs instead of varrays.
* pretty-print.h: Do not include varray.h.
(struct tree_chunk_s): Declaration moved before its use.
(output_buffer): Rename varray field to chunks.
* tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
save_global_holes): Use VECs instead of varrays.
* tree-match.h: Declare VECs of cfg_node, and hole_p.
* tree-check.c (scan_cfg_stmts, push_node,
print_matching_stmt): Removed.
(tree_check_instance, push_global_holes_if_new, tree_check,
execute_tree_check): Use VECs instead of varrays.
(gate_tree_check): Don't execute the CFG check when basic_block_info
is not available.
2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
* Merge from mainline (r115016:120733).
2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
* Merge from mainline (r117632:117661).
2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
* tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
* tree-pass.h (TDF_DEBUG, debug_p): New.
* tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
get_loop_exit_condition, analyze_evolution_in_loop,
analyze_initial_condition, analyze_scalar_evolution,
instantiate_parameters, number_of_latch_executions): Use debug_p.
* tree-chrec.c (chrec_apply): Use debug_p.
* tree-data-ref.c: Include graphite.h.
(dump_data_reference): Print also the access matrix.
(analyze_array, analyze_indirect_ref, init_data_ref,
analyze_offset_expr, address_analysis, object_analysis,
create_data_ref, finalize_ddr_dependent,
non_affine_dependence_relation, analyze_ziv_subscript,
analyze_siv_subscript_cst_affine,
compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
analyze_miv_subscript, analyze_overlapping_iterations,
build_classic_dist_vector, subscript_dependence_tester,
compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
(build_access_matrix_with_af): No longer static.
* tree-data-ref.h (scop_p): ... declaration here.
(data_reference.scop): New field.
(DR_SCOP, DR_ACCESS_MATRIX): New.
(build_access_matrix_with_af, dr_num_subscripts): Declared.
* graphite.c (print_graphite_bb): Call dump_data_references.
(print_scop): Use scop_nb_loops and scop_dim_domain.
(test_for_scop_bound): Use debug_p.
(scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
scop_nb_params.
(scop_loop_index): Moved...
(scop_record_loop): New.
(build_scop_loop_nests): Use scop_record_loop.
(build_scop_domain): Use scop_dim_domain.
(build_access_matrix): Implemented.
(build_scop_canonical_schedules): Use scop_nb_loops.
(build_graphite_bb): Initialize GBB_SCOP.
* graphite.h (scop_p): Moved...
(graphite_bb.scop): New field.
(graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
(scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
scop_loop_index): New.
* Makefile.in (tree-data-ref.o): Depends on graphite.h.
2007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
* Merge from mainline (r117661:120450).
2006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
* tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
at the first declaration outside the varying loop, instantiate as
far as possible.
* tree-chrec.c (for_each_scev_op): New.
* tree-chrec.h (for_each_scev_op): Declared.
* tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
* tree-data-ref.c (get_references_in_stmt,
find_data_references_in_stmt): New, from trunk.
(find_data_references_in_loop): Use get_references_in_stmt
and find_data_references_in_loop, modified as in trunk.
(build_access_matrix_with_af): New.
* tree-data-ref.h (data_reference): Add a field access_matrix.
(data_ref_loc): New, as in trunk.
* graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
invariant_in_scop_p, param_index, scan_tree_for_params,
scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
idx_record_param, idx_record_params, build_access_matrix,
build_scop_data_accesses, build_scop_canonical_schedules,
build_graphite_bb, build_scop_bbs, find_params_in_bb,
build_scop_params): New.
* graphite.h (graphite_bb): New.
(scop): Add fields static_schedule, params, loop_nest,
iteration_domain.
* lambda.h: Declare vecs of lambda_matrix.
* tree-flow.h (print_loop_ir_bb): Declared.
* tree-cfg.c (print_loop_ir_bb): New.
(print_loop): Use print_loop_ir_bb.
2006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
* Merge from mainline (r115016:117632).
2006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
* graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
break due to a warning.
2006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
* graphite.c (print_scops, debug_scops): New.
(graphite_transform): Renamed graphite_find_transform.
* graphite.h (debug_scops): Declared.
2006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
* tree-match.c: Reformat following the GNU style.
* tree-match.h: Reformat following the GNU style.
* tree-pattern.h: Removed empty file.
* Makefile.in: Remove references to tree-pattern.h.
* tree-check.c: Reformat following the GNU style.
(execute_tree_check): Move gate condition code to...
(gate_tree_check): ...here. New function.
(pass_check): Use the gate function.
2006-07-04 Nic Volanschi <nic.volanschi@free.fr>
* tree-pattern.h: New. Tree pattern matching and checking using
concrete syntax.
* tree-check.c: New. Tree/CFG checking pass.
* tree-match.c: New. Library for tree pattern matching.
* opts.c, common.opt: Add options --ftree-check & --ftree-checks.
* toplev.c, flags.h: Add globals for tree-check pass.
* Makefile.in: Integrate the files in tree-check pass.
* timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
* pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
Introduce a "lazy" pretty-print mode.
* tree.c, tree.h: Add tree_name.
2006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
* doc/invoke.texi (-fgraphite): Correct typo.
* tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
use of print_loop_ir.
* testsuite/gcc.dg/graphite/scop-1.c: New.
* testsuite/gcc.dg/graphite/scop-2.c: New.
* testsuite/gcc.dg/graphite/graphite.exp: New.
* graphite.c: Include domwalk.h.
(print_scop): Print only the entry and exit blocks.
(debug_scop): No longer static.
(affine_expr): Fix formating. Return also true when the expression is
constant.
(stmt_simple_for_scop_p): Fix formating.
(build_scops): Use domwalk.
(get_loop_start, end_scop, test_for_scop_bound): New.
(graphite_transform_loops): Avoid printing on stderr.
* graphite.h (debug_scop): Declared.
* tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
* Makefile.in (graphite.o): Depend on domwalk.h.
* tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
declarations for static functions.
(print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
controlling output verbosity.
2006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
Plesco Alexandru <shurikx@gmail.com>
* doc/invoke.texi (-fgraphite): Document.
* tree-pass.h (pass_graphite_transforms): Declared.
* timevar.def (TV_GRAPHITE_TRANSFORMS): New.
* tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
(pass_graphite_transforms): Defined.
* tree-data-ref.c (free_data_ref, data_reference): Extern.
* tree-data-ref.h (free_data_ref, data_reference): Declared.
* graphite.c, graphite.h: New.
* common.opt (fgraphite): Declared.
* tree-flow.h (graphite_transform_loops): Declared.
* Makefile.in (OBJS-common): Add graphite.o.
(graphite.o): New rule.
* passes.c (pass_graphite_transforms): Scheduled.
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