Here is a list of all functions, variables, defines, enums, and typedefs with links to the files they belong to:

- u -

• UAP_PEEL : cfgloop.h
• UAP_UNROLL : cfgloop.h
• UAP_UNROLL_ALL : cfgloop.h
• uc : fp-test.c
• uchar : coretypes.h
• ucompare_loc_descriptor() : dwarf2out.c
• udiv_cost() : expmed.h
• udiv_cost_ptr() : expmed.h
• ui : fp-test.c
• UI_DWARF2 : coretypes.h
• UI_NONE : coretypes.h
• UI_SEH : coretypes.h
• UI_SJLJ : coretypes.h
• UI_TARGET : coretypes.h
• uid_align : final.c
• uid_cuid : postreload-gcse.c
• uid_insn_cost : combine.c
• uid_log_links : combine.c
• uid_range_p : passes.c
• uid_shuid : final.c
• uid_ssaname_map_eq() : tree-ssa.c
• uid_ssaname_map_hash() : tree-ssa.c
• uid_to_ruid : reorg.c
• ul : fp-test.c
• UL_ALL : tree-ssa-loop-ivcanon.c
• UL_NO_GROWTH : tree-ssa-loop-ivcanon.c
• UL_SINGLE_ITER : tree-ssa-loop-ivcanon.c
• ultimate_transparent_alias_target() : varasm.c
• unaligned_load : target.h
• unaligned_store : target.h
• unary_op : tree-vectorizer.h
• unchain_one_elt_list() : cselib.c
• unchain_one_elt_loc_list() : cselib.c
• unchain_one_value() : cselib.c
• unchecked_make_edge() : basic-block.h , cfg.c
• uncolorable_allocno_bucket : ira-color.c
• uncolorable_allocnos_num : ira-color.c
• uncprop_enter_block() : tree-ssa-uncprop.c
• uncprop_into_successor_phis() : tree-ssa-uncprop.c
• uncprop_leave_block() : tree-ssa-uncprop.c
• undef_vec_info_type : tree-vectorizer.h
• UNDEFINED : tree-ssa-ccp.c
• undefined_operand_subword_p() : expr.c
• undefined_vect_el_value : genautomata.c
• undistribute_ops_list() : tree-ssa-reassoc.c
• undo_all() : combine.c
• undo_all_replacements() : haifa-sched.c
• undo_commit() : combine.c
• UNDO_INT : combine.c
• undo_kind : combine.c
• UNDO_LINKS : combine.c
• UNDO_MODE : combine.c
• undo_optional_reloads() : lra-constraints.c
• undo_replacements_for_backtrack() : haifa-sched.c
• UNDO_RTX : combine.c
• undo_transformations() : sel-sched.c
• undobuf : combine.c
• undocumented_msg : opts.c
• unextend() : fold-const.c
• unfilled_firstobj : reorg.c
• unfilled_slots_obstack : reorg.c
• uniform_vector_p() : tree.c , tree.h
• unify_moves() : ira-emit.c
• unify_nodes() : tree-ssa-structalias.c
• unify_scattering_dimensions() : graphite-poly.h
• uninit_undefined_value_p() : tree-ssa-uninit.c
• UNINITIALIZED : tree-complex.c , tree-ssa-ccp.c
• union_defs() : df.h , web.c
• union_groups() : profile.c
• union_match_dups() : web.c
• union_or_struct_p() : gengtype.h
• union_ranges() : tree-vrp.c
• union_stack_vars() : cfgexpand.c
• union_static_var_sets() : ipa-reference.c
• union_type_class : typeclass.h
• unionfind_root() : df.h , web.c
• unionfind_union() : df.h , web.c
• uniq_sort_alt_states() : genautomata.c
• unique_base_value() : alias.c
• unique_base_value_p() : alias.c
• unique_id : alias.c
• unique_locus_on_edge_between_p() : cfgrtl.c
• unit_absence_set_table : genautomata.c
• unit_decl_t : genautomata.c
• unit_excl_set_table : genautomata.c
• unit_final_absence_set_table : genautomata.c
• unit_final_presence_set_table : genautomata.c
• unit_presence_set_table : genautomata.c
• unit_present_on_list_p() : genautomata.c
• unit_set_el_t : genautomata.c
• unit_usage_t : genautomata.c
• unit_usages : genautomata.c
• unite() : tree-ssa-structalias.c
• unite_pointer_equivalences() : tree-ssa-structalias.c
• units_array : genautomata.c
• units_cmp() : genautomata.c
• units_to_automata_distr() : genautomata.c
• units_to_automata_heuristic_distr() : genautomata.c
• unknown : tree-object-size.c
• unknown_object_size() : tree-object-size.c
• unknown_optab : genopinit.c
• unknown_option_callback() : opts-global.c
• UNKNOWN_STRIDE : gimple-ssa-strength-reduction.c
• unlikely_text_section() : output.h , varasm.c
• unlikely_text_section_p() : output.h , varasm.c
• unlink_bb_notes() : haifa-sched.c , sched-int.h
• unlink_block() : basic-block.h , cfg.c
• unlink_from_assembler_name_hash() : symtab.c
• unlink_insn_chain() : cfgrtl.c , rtl.h
• unlink_stmt_vdef() : tree-ssa-operands.c , tree-ssa-operands.h
• unloop() : cfgloop.h , cfgloopmanip.c
• unloop_loops() : tree-ssa-loop-ivcanon.c
• unmark_all_dies() : dwarf2out.c
• unmark_dies() : dwarf2out.c
• unmark_exit_edges() : graphite-scop-detection.c
• unmark_visited() : gimplify.c
• unmark_visited_r() : gimplify.c
• unmentioned_reg_p() : combine.c
• unmentioned_reg_p_1() : combine.c
• UNMODIF_BY_REF_ACCESSES : tree-sra.c
• unmodifiable_var_p() : tree-flow-inline.h , tree-flow.h
• unmodified_by_ref_scalar_representative() : tree-sra.c
• unmodified_parm() : ipa-inline-analysis.c
• unmodified_parm_1() : ipa-inline-analysis.c
• unmodified_parm_or_parm_agg_item() : ipa-inline-analysis.c
• unnamed_section_callback : output.h
• unnamed_sections : varasm.c
• unnamed_struct_number : sdbout.c
• unnest_nesting_tree() : tree-nested.c
• unnest_nesting_tree_1() : tree-nested.c
• unoccr_obstack : postreload-gcse.c
• unpack_ts_base_value_fields() : tree-streamer-in.c
• unpack_ts_block_value_fields() : tree-streamer-in.c
• unpack_ts_decl_common_value_fields() : tree-streamer-in.c
• unpack_ts_decl_with_vis_value_fields() : tree-streamer-in.c
• unpack_ts_decl_wrtl_value_fields() : tree-streamer-in.c
• unpack_ts_fixed_cst_value_fields() : tree-streamer-in.c
• unpack_ts_function_decl_value_fields() : tree-streamer-in.c
• unpack_ts_int_cst_value_fields() : tree-streamer-in.c
• unpack_ts_optimization() : tree-streamer-in.c
• unpack_ts_real_cst_value_fields() : tree-streamer-in.c
• unpack_ts_target_option() : tree-streamer-in.c
• unpack_ts_translation_unit_decl_value_fields() : tree-streamer-in.c
• unpack_ts_type_common_value_fields() : tree-streamer-in.c
• unpack_value_fields() : tree-streamer-in.c
• unread_char() : read-md.h
• unregister_callback() : gcc-plugin.h , plugin.c
• unregister_stack_vec() : vec.c , vec.h
• unreplaced_cand_in_tree() : gimple-ssa-strength-reduction.c
• unroll_and_peel_loops() : cfgloop.h , loop-unroll.c
• unroll_level : tree-ssa-loop-ivcanon.c
• unroll_loop_constant_iterations() : loop-unroll.c
• unroll_loop_runtime_iterations() : loop-unroll.c
• unroll_loop_stupid() : loop-unroll.c
• unscalarized_data_handling : tree-sra.c
• unschedule_insns_until() : haifa-sched.c
• UNSET : genmodes.c
• unshare_aff_combination() : tree-affine.c , tree-affine.h
• unshare_all_rtl() : emit-rtl.c , rtl.h
• unshare_all_rtl_1() : emit-rtl.c
• unshare_all_rtl_again() : emit-rtl.c , rtl.h
• unshare_all_rtl_in_chain() : emit-rtl.c , rtl.h
• unshare_body() : gimplify.c
• unshare_expr() : gimplify.c , tree.h
• unshare_expr_without_location() : gimplify.c , tree.h
• unshare_strinfo() : tree-ssa-strlen.c
• unshare_strinfo_vec() : tree-ssa-strlen.c
• unshare_variable() : var-tracking.c
• unsigned_condition() : jump.c , rtl.h
• unsigned_reg_p() : rtl.h , rtlanal.c
• unsigned_type_for() : tree.c , tree.h
• unsplit_all_eh() : tree-eh.c
• unsplit_eh() : tree-eh.c
• unsuitable_loc() : var-tracking.c
• unswitch_loop() : loop-unswitch.c
• unswitch_loops() : cfgloop.h , loop-unswitch.c
• unswitch_single_loop() : loop-unswitch.c
• unused_expr_list : lists.c
• unused_insn_chains : reload1.c
• unused_insn_list : lists.c
• UNUSED_PARAMS : tree-sra.c
• unused_set : lra-lives.c
• unused_stack_instances : timevar.c
• unvisit_body() : gimplify.c
• unwind_info_type : coretypes.h
• upcase_string() : read-md.c , read-md.h
• update_accumulator_with_ops() : tree-tailcall.c
• update_address() : rtlanal.c , rtl.h
• update_alias_info_with_stack_vars() : cfgexpand.c
• update_alignment_for_field() : stor-layout.c , tree.h
• update_alignments() : final.c , rtl.h
• update_allocno_pressure_excess_length() : ira-lives.c
• update_and_record_unavailable_insns() : sel-sched.c
• update_auto_inc_notes() : reload.c
• update_bad_spill_attribute() : ira-build.c
• update_bb_for_insn() : basic-block.h , cfgrtl.c
• update_bb_for_insn_chain() : cfgrtl.c
• update_bb_for_stmts() : gimple-iterator.c
• update_bb_profile_for_threading() : basic-block.h , cfg.c
• update_bb_reg_pressure() : gcse.c
• update_bbs : tree-ssa-tail-merge.c
• update_bitmap_cache() : sel-sched.c
• update_block() : reorg.c
• update_boundaries() : sel-sched.c
• update_br_prob_note() : basic-block.h , cfgrtl.c
• update_call_edge_frequencies() : gimple-iterator.c
• update_call_expr() : cgraphclones.c
• update_call_from_tree() : tree-ssa-propagate.c , tree-ssa-propagate.h
• update_callee_keys() : ipa-inline.c
• update_caller_keys() : ipa-inline.c
• update_cfg_for_uncondjump() : combine.c
• update_clone_info() : tree-inline.c
• update_complex_assignment() : tree-complex.c
• update_complex_components() : tree-complex.c
• update_complex_components_on_edge() : tree-complex.c
• update_conflict_hard_reg_costs() : ira-build.c
• update_conflict_hard_regno_costs() : ira-color.c
• update_copy_costs() : ira-color.c
• update_cost_check : ira-color.c
• update_cost_queue : ira-color.c
• update_cost_queue_elems : ira-color.c
• update_cost_queue_tail : ira-color.c
• update_costs() : ira-emit.c
• update_curr_costs() : ira-color.c
• update_data_sets() : sel-sched.c
• update_debug_stmt() : tree-ssa-tail-merge.c
• update_debug_stmts() : tree-ssa-tail-merge.c
• update_dep() : sched-deps.c
• update_dep_bb() : tree-ssa-tail-merge.c
• update_dependency_caches() : sched-deps.c
• update_depth() : var-tracking.c
• update_destination_phis() : tree-ssa-threadupdate.c
• update_df() : fwprop.c
• update_df_init() : fwprop.c
• update_dist_to_successors() : ddg.c
• update_dominators_in_loop() : cfgloopmanip.c
• update_ebb_live_info() : lra-constraints.c
• update_edge_key() : ipa-inline.c
• update_eliminable_offsets() : reload1.c
• update_eliminables() : reload1.c
• update_equiv_regs() : ira.c
• update_fence_and_insn() : sel-sched.c
• update_forwarder_flag() : cfgcleanup.c
• update_gimple_call() : tree-ssa-propagate.h , tree-ssa-propagate.c
• update_hard_regno_preference() : lra-assigns.c
• update_hard_regno_preference_check : lra-assigns.c
• update_inc_notes() : lra.c
• update_indirect_edges_after_inlining() : ipa-prop.c
• update_inlined_to_pointer() : ipa.c
• update_insn_after_change() : haifa-sched.c
• update_jump_functions_after_inlining() : ipa-prop.c
• update_ld_motion_stores() : gcse.c
• update_left_conflict_sizes_p() : ira-color.c
• update_live() : sched-rgn.c
• update_live_1() : sched-rgn.c
• update_live_info() : lra-coalesce.c
• update_live_status() : resource.c
• update_liveness_on_insn() : sel-sched.c
• update_lives() : lra-assigns.c
• update_mem_ref_hash_table() : asan.c
• update_modified_stmt() : gimple-iterator.c
• update_modified_stmts() : gimple-iterator.c
• update_node_sched_params() : modulo-sched.c
• update_noncloned_frequencies() : ipa-inline-transform.c
• update_nonlocal_goto_save_area() : explow.c , expr.h
• update_parameter_components() : tree-complex.c
• update_path() : prefix.h , prefix.c
• update_phi_components() : tree-complex.c
• update_profiling_info() : ipa-cp.c
• update_properties_after_pass() : passes.c
• update_range_test() : tree-ssa-reassoc.c
• update_reg_and_insn_max_reg_pressure() : haifa-sched.c
• update_reg_dead_notes() : reorg.c
• update_reg_eliminate() : lra-eliminations.c
• update_reg_offset() : emit-rtl.c
• update_reg_unused_notes() : reorg.c
• update_register_pressure() : haifa-sched.c
• update_rep_bb() : tree-ssa-tail-merge.c
• update_row_reg_save() : dwarf2cfi.c
• update_seqnos_and_stage() : sel-sched.c
• update_specialized_profile() : ipa-cp.c
• update_ssa() : tree-into-ssa.c , tree-flow.h
• update_ssa_across_abnormal_edges() : tree-inline.c
• update_ssa_initialized_fn : tree-into-ssa.c
• update_ssa_obstack : tree-into-ssa.c
• update_stmt() : gimple.h , tree-flow.h
• update_stmt_if_modified() : gimple.h
• update_stmt_operands() : tree-ssa-operands.h , tree-ssa-operands.c
• update_table_tick() : combine.c
• update_temp_slot_address() : rtl.h , function.c
• update_transformation_cache() : sel-sched.c
• update_type_inheritance_graph() : ipa-devirt.c , ipa-utils.h
• update_uses() : fwprop.c
• update_value_range() : tree-vrp.c
• update_worklist() : tree-ssa-tail-merge.c
• upper_bound_in_type() : tree.h , tree.c
• upstrdup() : genhooks.c
• upstream_mem_writes : tree-loop-distribution.c
• upward : expr.h
• us : fp-test.c
• usable_range_p() : tree-vrp.c
• usage() : genchecksum.c , gencheck.c
• usage_insns : lra-constraints.c
• USE_ADDRESS : tree-ssa-loop-ivopts.c
• use_anchored_address() : expr.h , explow.c
• use_blocks_for_decl_p() : varasm.c
• USE_COMPARE : tree-ssa-loop-ivopts.c
• use_crosses_set_p() : combine.c
• use_def_ref : fwprop.c
• USE_DEPS_LIST : sched-int.h
• use_field_sensitive : tree-ssa-structalias.c
• use_group_regs() : expr.h , expr.c
• use_index : postreload.c
• use_killed_between() : fwprop.c
• use_narrower_mode() : var-tracking.c
• use_narrower_mode_test() : var-tracking.c
• USE_NONLINEAR_EXPR : tree-ssa-loop-ivopts.c
• use_object_blocks_p() : varasm.c
• use_operand_p : tree-ssa-operands.h
• use_optype_p : tree-ssa-operands.h
• use_pointer_for_field() : omp-low.c
• use_pointer_in_frame() : tree-nested.c
• use_pred_info_t : tree-ssa-uninit.c
• use_pred_not_overlap_with_undef_path_pred() : tree-ssa-uninit.c
• use_reg() : expr.h
• use_reg_mode() : expr.c , expr.h
• use_register_for_decl() : tree.h , function.c
• use_regs() : expr.h , expr.c
• use_related_value() : cse.c
• use_return_register() : function.c
• use_ruid : postreload.c
• use_type : tree-ssa-loop-ivopts.c , var-tracking.c
• used_arg() : gcc.c
• used_from_object_file_p() : cgraph.c
• used_operands_numbers : gensupport.c
• used_outside_reduction() : graphite-sese-to-poly.c
• used_pseudos_bitmap : lra-coalesce.c
• used_regno_bitmap : ira-emit.c
• used_regs : cselib.c
• used_rtx_array : dwarf2out.c
• used_spill_regs : reload1.c
• used_spill_regs_local : reload1.c
• used_types_insert() : function.c , function.h
• used_types_insert_helper() : function.c
• usedvars : tree-ssa-live.c
• useless_type_conversion_p() : gimple.h , tree-ssa.c
• user_defined_section_attribute : toplev.h
• user_dflow : df-core.c
• user_label_prefix : output.h
• user_problem : df-core.c
• user_specs_head : gcc.c
• user_specs_tail : gcc.c
• uses_hard_regs_p() : lra-constraints.c
• uses_local_type() : dwarf2out.c
• uses_local_type_r() : dwarf2out.c
• using_eh_for_cleanups() : tree.h , tree-eh.c
• using_eh_for_cleanups_p : tree-eh.c