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2017-06-19tree-ssa-loop-niter.h (estimate_numbers_of_iterations): Take struct function ↵Richard Biener1-3/+3
as arg. 2017-06-19 Richard Biener <rguenther@suse.de> * tree-ssa-loop-niter.h (estimate_numbers_of_iterations): Take struct function as arg. (estimate_numbers_of_iterations): Export overload with loop arg. (free_numbers_of_iterations_estimates_loop): Use an overload of free_numbers_of_iterations_estimates instead. * tree-cfg.c (remove_bb): Adjust. * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Likewise. * tree-parloops.c (gen_parallel_loop): Likewise. * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Likewise. (tree_unroll_loops_completely): Likewise. * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Use an overload instead and export. (estimated_loop_iterations): Adjust. (max_loop_iterations): Likewise. (likely_max_loop_iterations): Likewise. (estimate_numbers_of_iterations): Take struct function as arg and adjust. (loop_exits_before_overflow): Adjust. (free_numbers_of_iterations_estimates_loop): Use an overload. * tree-vect-loop.c (vect_analyze_loop_form): Adjust. * tree-vectorizer.c (vect_free_loop_info_assumptions): Likewise. From-SVN: r249358
2017-01-01Update copyright years.Jakub Jelinek1-1/+1
From-SVN: r243994
2016-08-09re PR tree-optimization/72772 (Missed SCEV after pass reordering@236440)Bin Cheng1-2/+1
PR tree-optimization/72772 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete parameter STOP. * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete parameter STOP and update calls. Move expand_simple_operations function call from here... (simplify_using_initial_conditions): ...to here. Delete parameter STOP. (tree_simplify_using_condition): Delete parameter STOP. * tree-scalar-evolution.c (simple_iv_with_niters): Update call to simplify_using_initial_conditions. From-SVN: r239290
2016-07-22tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New Parameter.Bin Cheng1-1/+1
* tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New Parameter. * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New Parameter. (number_of_iterations_exit): Warn missed loop optimization for possible infinite loops. gcc/testsuite * gcc.dg/tree-ssa/pr19210-1.c: Refine test strings. * gcc.dg/tree-ssa/pr19210-2.c: Delete. From-SVN: r238641
2016-07-21tree-chrec.c (convert_affine_scev): New parameter.Bin Cheng1-1/+2
* tree-chrec.c (convert_affine_scev): New parameter. Pass new arg. (chrec_convert_1, chrec_convert): Ditto. * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter. * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg. * tree-vrp.c (adjust_range_with_scev): Ditto. * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto. (scev_var_range_cant_overflow): New function. (scev_probably_wraps_p): New parameter. Call above function. * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter. gcc/testsuite * gcc.dg/tree-ssa/scev-15.c: New. From-SVN: r238586
2016-07-15tree-scalar-evolution.c (simple_iv_with_niters): New funcion.Bin Cheng1-0/+3
* tree-scalar-evolution.c (simple_iv_with_niters): New funcion. (derive_simple_iv_with_niters): New function. (simple_iv): Rewrite using simple_iv_with_niters. * tree-scalar-evolution.h (simple_iv_with_niters): New decl. * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New function. (number_of_iterations_exit): Rewrite using above function. * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New Decl. gcc/testsuite * gcc.dg/tree-ssa/loop-41.c: New test. From-SVN: r238367
2016-05-27cfgloop.c (record_niter_bound): Record likely upper bounds.Jan Hubicka1-0/+4
* cfgloop.c (record_niter_bound): Record likely upper bounds. (likely_max_stmt_executions_int, get_likely_max_loop_iterations, get_likely_max_loop_iterations_int): New. * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound, any_likely_upper_bound. (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations): Declare. * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds. * loop-unroll.c (unroll_loop_constant_iterations): Update likely upper bound. (unroll_loop_constant_iterations): Likewise. (unroll_loop_runtime_iterations): Likewise. * lto-streamer-in.c (input_cfg): Stream likely upper bounds. * lto-streamer-out.c (output_cfg): Likewise. * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper bounds. (canonicalize_loop_induction_variables): Dump likely upper bounds. * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds. (likely_max_loop_iterations): New. (likely_max_loop_iterations_int): New. (likely_max_stmt_executions): New. * tree-ssa-loop-niter.h (likely_max_loop_iterations, likely_max_loop_iterations_int, likely_max_stmt_executions_int, likely_max_stmt_executions): Declare. From-SVN: r236816
2016-01-04Update copyright years.Jakub Jelinek1-1/+1
From-SVN: r232055
2015-10-27cfg.c (free_edge): Add function argument and use it instead of cfun.Richard Biener1-1/+1
2015-10-27 Richard Biener <rguenther@suse.de> * cfg.c (free_edge): Add function argument and use it instead of cfun. (clear_edges): Likewise. * cfg.h (clear_edges): Adjust prototype. * cfgexpand.c (pass_expand::execute): Adjust. * cfgloop.c (release_recorded_exits): Add function argument and use it instead of cfun. * cfgloop.h (release_recorded_exits): Adjust prototype. (loops_state_satisfies_p): Add overload with function argument. (loops_state_set): Likewise. (loops_state_clear): Likewise. (struct loop_iterator): Add function argument to constructor and iterator and use it instead of cfun. (FOR_EACH_LOOP_FN): New macro. (loop_optimizer_finalize): Add overload with function argument. * loop-init.c (loop_optimizer_init): Adjust. (fix_loop_structure): Likewise. (loop_optimizer_finaliz): Add function argument and use it instead of cfun. * tree-cfg.c (delete_tree_cfg_annotations): Likewise. * tree-cfg.h (delete_tree_cfg_annotations): Adjust prototype. * cgraph.c (release_function_body): Do not push/pop cfun. * final.c (rest_of_clean_state): Adjust. * graphite.c (graphite_finalize): Likewise. * tree-ssa-copy.c (fini_copy_prop): Likewise. * tree-ssa-dce.c (perform_tree_ssa_dce): Likewise. * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Likewise. (tree_unroll_loops_completely): Likewise. (pass_complete_unrolli::execute): Likewise. * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates): Add function argument and use it instead of cfun. * tree-ssa-loop-niter.h (free_numbers_of_iterations_estimates): Adjust prototype. * tree-ssa-loop.c (tree_ssa_loop_done): Adjust. * tree-ssa.c (delete_tree_ssa): Add function argument and use it instead of cfun. * tree-ssa.h (delete_tree_ssa): Adjust prototype. * tree-ssanames.c (fini_ssanames): Add function argument and use it instead of cfun. * tree-ssanames.c (fini_ssanames): Adjust prototype. * tree-vrp.c (execute_vrp): Adjust. * value-prof.c (free_histograms): Add function argument and use it instead of cfun. * value-prof.h (free_histograms): Adjust prototype. From-SVN: r229405
2015-09-20switch from gimple to gimple*Trevor Saunders1-2/+2
This renames the gimple_statement_base struct to gimple removes the typedef of gimple_statement_base * to gimple, and then adjusts all of the places that use the type. gcc/ChangeLog: 2015-09-19 Trevor Saunders <tbsaunde@tbsaunde.org> * coretypes.h (gimple): Change typedef to be a forward declaration. * gimple.h (gimple_statement_base): rename to gimple. * (all functions and types using gimple): Adjust. * *.[ch]: Likewise. gcc/cp/ChangeLog: 2015-09-19 Trevor Saunders <tbsaunde@tbsaunde.org> * cp-gimplify.c (gimplify_must_not_throw_expr): Adjust. From-SVN: r227941
2015-09-17tree-ssa-loop-niter.c (tree_simplify_using_condition_1): New parameter.Bin Cheng1-0/+2
* tree-ssa-loop-niter.c (tree_simplify_using_condition_1): New parameter. (tree_simplify_using_condition): Ditto. (simplify_using_initial_conditions): Ditto. (loop_exits_before_overflow): Pass new argument to function simplify_using_initial_conditions. Remove case for type conversions simplification. * tree-ssa-loop-niter.h (simplify_using_initial_conditions): New parameter. * tree-scalar-evolution.c (simple_iv): Simplify type conversions in iv base using loop initial conditions. gcc/testsuite/ChangeLog * gcc.dg/tree-ssa/loop-bound-2.c: New test. * gcc.dg/tree-ssa/loop-bound-4.c: New test. * gcc.dg/tree-ssa/loop-bound-6.c: New test. From-SVN: r227843
2015-06-02re PR tree-optimization/48052 (loop not vectorized if index is "unsigned int")Bin Cheng1-0/+1
PR tree-optimization/48052 * cfgloop.h (struct control_iv): New. (struct loop): New field control_ivs. * tree-ssa-loop-niter.c : Include "stor-layout.h". (number_of_iterations_lt): Set no_overflow information. (number_of_iterations_exit): Init control iv in niter struct. (record_control_iv): New. (estimate_numbers_of_iterations_loop): Call record_control_iv. (loop_exits_before_overflow): New. Interface factored out of scev_probably_wraps_p. (scev_probably_wraps_p): Factor loop niter related code into loop_exits_before_overflow. (free_numbers_of_iterations_estimates_loop): Free control ivs. * tree-ssa-loop-niter.h (free_loop_control_ivs): New. gcc/testsuite/ChangeLog PR tree-optimization/48052 * gcc.dg/tree-ssa/scev-8.c: New. * gcc.dg/tree-ssa/scev-9.c: New. * gcc.dg/tree-ssa/scev-10.c: New. * gcc.dg/vect/pr48052.c: New. From-SVN: r224020
2015-02-13re PR tree-optimization/64705 (Bad code generation of sieve on x86-64 ↵Bin Cheng1-1/+1
because of too aggressive IV optimizations) PR tree-optimization/64705 * tree-ssa-loop-niter.h (expand_simple_operations): New parameter. * tree-ssa-loop-niter.c (expand_simple_operations): New parameter. * tree-ssa-loop-ivopts.c (extract_single_var_from_expr): New. (find_bivs, find_givs_in_stmt_scev): Pass new argument to expand_simple_operations. testsuite PR tree-optimization/64705 * gcc.dg/tree-ssa/pr64705.c: New test. From-SVN: r220676
2015-01-05Update copyright years.Jakub Jelinek1-1/+1
From-SVN: r219188
2014-05-06Merge in wide-int.Kenneth Zadeck1-4/+4
From-SVN: r210113
2014-01-02Update copyright years in gcc/Richard Sandiford1-1/+1
From-SVN: r206289
2013-10-16re PR tree-optimization/58697 (wrong code (segfaults) at -O3)Andrew MacLeod1-0/+2
PR tree-optimization/58697 * cfgloop.c (get_estimated_loop_iterations_int): Rename from estimated_loop_iterations_int. (max_stmt_executions_int): Call get_max_loop_iterations_int. (get_max_loop_iterations_int): New. HWINT version of get_max_loop_iterations. * cfgloop.h: Add prototypes. * loop-iv.c (find_simple_exit): call get_estimated_loop_iterations_int. * loop-unroll.c (decide_peel_once_rolling): Call get_estimated_loop_iterations_int. * tree-ssa-loop-niter.c (estimated_loop_iterations_int): Add back. * tree-ssa-loop-niter.h: Tweak prototypes. From-SVN: r203709
2013-10-09tree-flow.h: Move some protoypes.Andrew MacLeod1-0/+46
* tree-flow.h: Move some protoypes. Include new tree-ssa-loop.h. (struct affine_iv, struct tree_niter_desc): Move to tree-ssa-loop.h. (enum move_pos): Move to tree-ssa-loop-im.h * cfgloop.h: Move some prototypes. (gcov_type_to_double_int): relocate from tree-ssa-loop.niter.c. * tree-flow-inline.h (loop_containing_stmt): Move to tree-ssa-loop.h. * tree-ssa-loop.h: New File. Include other tree-ssa-loop-*.h files. (struct affine_iv, struct tree_niter_desc): Relocate from tree-flow.h. (loop_containing_stmt): Relocate from tree-flow-inline.h. * tree-ssa-loop-ch.c: (do_while_loop_p): Make static. * tree-ssa-loop-im.c (for_each_index): Move to tree-ssa-loop.c. (enum move_pos): Relocate here. (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): Move to tree-ssa-loop.c. (execute_sm_if_changed_flag_set): Change get_lsm_tmp_name call. (tree_ssa_loop_im, gate_tree_ssa_loop_im, pass_data_lim, make_pass_lim): Relocate here from tree-ssa-loop.c. * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Move to tree-ssa-loop.c. (loop_edge_to_cancel, unloop_loops): Make static. (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_data_iv_canon, make_pass_iv_canon): Relocate from tree-ssa-loop.c. (tree_complete_unroll, gate_tree_complete_unroll, pass_data_complete_unroll, make_pass_complete_unroll): Relocate here. (tree_complete_unroll_inner, gate_tree_complete_unroll_inner, pass_data_complete_unrolli, make_pass_complete_unrolli): Relocate here. * tree-ssa-loop-ivopts.c: Remove local prototypes. (stmt_invariant_in_loop_p): Remove unused function. * tree-ssa-loop-ivopts.h: New file. Add prototypes. * tree-ssa-loop-manip.h: New file. Add prototypes. * tree-ssa-loop-niter.c (record_niter_bound): Move to cfgloop.c. (gcov_type_to_double_int): Move to cfgloop.h. (double_int_cmp, bound_index, estimate_numbers_of_iterations_loop): Make static. (estimated_loop_iterations): Factor out get_estimated_loop_iterations. (max_loop_iterations): Factor out get_max_loop_iterations. (estimated_loop_iterations_int, max_stmt_executions_int): Move to cfgloop.c. * tree-ssa-loop-niter.h: New file. Add prototypes. * tree-ssa-loop-prefetch.c (tree_ssa_loop_prefetch, gate_tree_ssa_loop_prefetch, pass_data_loop_prefetch, make_pass_loop_prefetch): Relocate from tree-ssa-loop.c. * tree-ssa-loop-unswitch.c (tree_ssa_loop_unswitch, gate_tree_ssa_loop_unswitch, pass_data_tree_unswitch, make_pass_tree_unswitch): Relocate from tree-ssa-loop.c. * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im, pass_data_lim, make_pass_lim): Move to tree-ssa-loop-im.c. (tree_ssa_loop_unswitch, gate_tree_ssa_loop_unswitch, pass_data_tree_unswitch, make_pass_tree_unswitch): Move. (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_data_iv_canon, make_pass_iv_canon, tree_complete_unroll, gate_tree_complete_unroll, pass_data_complete_unroll, make_pass_complete_unroll, tree_complete_unroll_inner, gate_tree_complete_unroll_inner, pass_data_complete_unrolli, make_pass_complete_unrolli): Move to tree-ssa-loop-ivcanon.c. (tree_ssa_loop_prefetch, gate_tree_ssa_loop_prefetch, pass_data_loop_prefetch, make_pass_loop_prefetch): Move to tree-ssa-loop-prefetch.c. (for_each_index, lsm_tmp_name_add, gen_lsm_tmp_name): Relocate from tree-ssa-loop-im.c. (get_lsm_tmp_name): Relocate and add suffix parameter. (tree_num_loop_insns): Relocate from tree-ssa-ivcanon.c. * tree-scalar-evolution.h (simple_iv): Don't use affive_iv typedef. * cfgloop.c (record_niter_bound, estimated_loop_iterations_int, max_stmt_executions_int): Move from tree-ssa-loop-niter.c. (get_estimated_loop_iterations): Factor out accessor from estimated_loop_iterations in tree-ssa-loop-niter.c. (get_max_loop_iterations): Factor out accessor from _max_loop_iterations in tree-ssa-niter.c. * loop-unroll.c (decide_unroll_constant_iterations, decide_unroll_runtime_iterations, decide_peel_simple, decide_unroll_stupid): Use new get_* accessors. From-SVN: r203317