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* 2008-03-27 Zdenek Dvorak <ook@ucw.cz>rguenth2008-03-271-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * tree-affine.h (aff_combination_expand): Declare. (get_inner_reference_aff): Likewise. * tree-affine.c (aff_combination_expand): Split out from tree_to_aff_combination_expand. (get_inner_reference_aff): New function. * tree-parloops.c (loop_parallel_p): Free vectorizer info. * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h. (struct lim_aux_data): sm_done field removed. (mem_ref_loc_p, mem_ref_locs_p): New types. (struct mem_ref): Added id, stored, accesses_in_loop, indep_loop, dep_loop, indep_ref, dep_ref fields. Removed is_stored, locs and next fields. (memory_accesses): New variable. (movement_possibility): Do not allow moving statements that store to memory. (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt): New functions. (determine_max_movement): For statements with memory references, find the outermost loop in that the reference is independent. (move_computations_stmt): Mark the virtual operands for renaming. (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored, gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq, vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores, add_vop_ref_mapping, create_vop_ref_mapping_loop, create_vop_ref_mapping, analyze_memory_references, cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc, get_all_locs_in_loop, ref_always_accessed_p, refs_independent_p, record_indep_loop, ref_indep_loop_p_1, ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm, store_motion_loop, store_motion): New functions. (struct vop_to_refs_elt): New type. (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs, memref_hash, memref_eq, hoist_memory_references): Rewritten. (schedule_sm): Replaced by... (execute_sm): ... this. (determine_lsm_ref, hoist_memory_references, loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops, free_mem_ref, free_mem_refs, determine_lsm_loop, determine_lsm): Removed. (tree_ssa_lim_finalize): Free data structures used by store motion. (tree_ssa_lim): Call analyze_memory_references. Use store_motion instead of determine_lsm. * gcc.dg/tree-ssa/loop-32.c: New testcase. * gcc.dg/tree-ssa/loop-33.c: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@133637 138bc75d-0d04-0410-961f-82ee72b054a4
* 2007-08-18 Andrew Pinski <pinskia@gmail.com>pinskia2007-08-181-0/+4
| | | | | | | | | | | * tree-affine.h (print_aff): New prototype. (debug_aff): Likewise. * tree-affine.c (print_aff): New function. (debug_aff): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@127615 138bc75d-0d04-0410-961f-82ee72b054a4
* 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>pinskia2007-07-301-1/+2
| | | | | | | | | | | | | | PR tree-opt/32527 * tree-affine.h (aff_tree): The type of rest is sizetype for types of pointers. * tree-affine.c (aff_combination_scale): If type is a pointer type, use sizetype for rest. (aff_combination_add_elt): Likewise. Don't specialize pointer types. (aff_combination_convert): Don't convert rest for pointer types. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@127058 138bc75d-0d04-0410-961f-82ee72b054a4
* Change copyright header to refer to version 3 of the GNU General Public ↵nickc2007-07-261-5/+4
| | | | | | License and to point readers at the COPYING3 file and the FSF's license web page. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@126948 138bc75d-0d04-0410-961f-82ee72b054a4
* * doc/passes.texi: Document predictive commoning.rakdver2007-05-241-0/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * doc/invoke.texi (-fpredictive-commoning): Document. * opts.c (decode_options): Enable flag_predictive_commoning on -O3. * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow adding indices to the generated name. (schedule_sm): Pass 0 to get_lsm_tmp_name. * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export. * tree-pretty-print.c (op_symbol_1): Renamed to ... (op_symbol_code): ... and exported. (dump_omp_clause, op_symbol): Use op_symbol_code instead of op_symbol_1. * tree-pass.h (pass_predcom): Declare. * timevar.def (TV_PREDCOM): New timevar. * tree-ssa-loop.c (run_tree_predictive_commoning, gate_tree_predictive_commoning, pass_predcom): New. * tree-data-ref.c (find_data_references_in_loop): Find the references in dominance order. (canonicalize_base_object_address): Ensure that the result has pointer type. (dr_analyze_innermost): Export. (create_data_ref): Code to fail for references with invariant address moved ... (find_data_references_in_stmt): ... here. * tree-data-ref.h (dr_analyze_innermost): Declare. * tree-affine.c: Include tree-gimple.h and hashtab.h. (aff_combination_find_elt, name_expansion_hash, name_expansion_eq, tree_to_aff_combination_expand, double_int_constant_multiple_p, aff_combination_constant_multiple_p): New functions. * tree-affine.h (aff_combination_constant_multiple_p, tree_to_aff_combination_expand): Declare. * tree-predcom.c: New file. * common.opt (fpredictive-commoning): New option. * tree-flow.h (op_symbol_code, tree_predictive_commoning, stmt_dominates_stmt_p, get_lsm_tmp_name): Declare. * Makefile.in (tree-predcom.o): Add. (tree-affine.o): Add TREE_GIMPLE_H dependency. * passes.c (init_optimization_passes): Add dceloop after copy propagation in loop optimizer. Add predictive commoning to loop optimizer passes. * gcc.dg/tree-ssa/predcom-1.c: New test. * gcc.dg/tree-ssa/predcom-2.c: New test. * gcc.dg/tree-ssa/predcom-3.c: New test. * gcc.dg/tree-ssa/predcom-4.c: New test. * gcc.dg/tree-ssa/predcom-5.c: New test. * gcc.dg/vect/dump-tree-dceloop-pr26359.c: Test dceloop2 dumps. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@125030 138bc75d-0d04-0410-961f-82ee72b054a4
* PR tree-optimization/30322rakdver2007-01-101-0/+1
| | | | | | | | | | | | | | | | | | * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed. (cand_value_at): Return the value as aff_tree. (may_eliminate_iv): Convert the bound from aff_tree to tree. * tree-affine.c (aff_combination_add_cst, aff_combination_add_product, aff_combination_mult): New functions. (aff_combination_add): Use aff_combination_add_cst. (aff_combination_convert): Allow conversions to a wider type. (tree_to_aff_combination): Handle BIT_NOT_EXPR. * tree-affine.h (aff_combination_mult): Declare. * gcc.dg/tree-ssa/loop-21.c: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@120630 138bc75d-0d04-0410-961f-82ee72b054a4
* * cgraphunit.c, config/i386/i386.c, config/ia64/ia64.c, cse.c,kazu2006-12-221-1/+1
| | | | | | | | | | output.h, toplev.c, tree-affine.h, tree-flow.h, tree-ssa-alias.c, tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-live.h, tree-ssa-operands.c, tree-ssa-ter.c, tree-vrp.c, varpool.c: Fix comment typos. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@120137 138bc75d-0d04-0410-961f-82ee72b054a4
* * tree-ssa-loop-ivopts.c: Include tree-affine.h.rakdver2006-12-141-0/+71
(divide): Removed. (constant_multiple_of): Fix order of operators for division. (aff_combination_const, aff_combination_elt, aff_combination_scale, aff_combination_add_elt, aff_combination_add, aff_combination_convert, tree_to_aff_combination, add_elt_to_tree, unshare_aff_combination, aff_combination_to_tree): Moved to tree-affine.c and made to work with double_int coefficients. (get_computation_aff, get_computation_at): Work with double_int coefficients. (get_computation_cost_at): Do not use divide. (rewrite_use_nonlinear_expr, rewrite_use_address, rewrite_use_compare): Assert that expressing the computation did not fail. * tree-ssa-address.c: Include tree-affine.h. (add_to_parts, most_expensive_mult_to_index, addr_to_parts, create_mem_ref): Work with double_int coefficients. * tree-affine.c: New file. * tree-affine.h: New file. * tree-flow.h (struct affine_tree_combination): Removed. * Makefile.in (tree-affine.o): Add. (tree-ssa-address.o, tree-ssa-loop-ivopts.o): Add tree-affine.h dependency. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@119854 138bc75d-0d04-0410-961f-82ee72b054a4