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/* Default target hook functions. Copyright (C) 2003-2017 Free Software Foundation, Inc. This file is part of GCC. GCC is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. GCC is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GCC; see the file COPYING3. If not see <http://www.gnu.org/licenses/>. */ #ifndef GCC_TARGHOOKS_H #define GCC_TARGHOOKS_H extern bool default_legitimate_address_p (machine_mode, rtx, bool); extern void default_external_libcall (rtx); extern rtx default_legitimize_address (rtx, rtx, machine_mode); extern bool default_legitimize_address_displacement (rtx *, rtx *, machine_mode); extern int default_unspec_may_trap_p (const_rtx, unsigned); extern machine_mode default_promote_function_mode (const_tree, machine_mode, int *, const_tree, int); extern machine_mode default_promote_function_mode_always_promote (const_tree, machine_mode, int *, const_tree, int); extern machine_mode default_cc_modes_compatible (machine_mode, machine_mode); extern bool default_return_in_memory (const_tree, const_tree); extern rtx default_expand_builtin_saveregs (void); extern void default_setup_incoming_varargs (cumulative_args_t, machine_mode, tree, int *, int); extern rtx default_builtin_setjmp_frame_value (void); extern bool default_pretend_outgoing_varargs_named (cumulative_args_t); extern machine_mode default_eh_return_filter_mode (void); extern machine_mode default_libgcc_cmp_return_mode (void); extern machine_mode default_libgcc_shift_count_mode (void); extern machine_mode default_unwind_word_mode (void); extern unsigned HOST_WIDE_INT default_shift_truncation_mask (machine_mode); extern unsigned int default_min_divisions_for_recip_mul (machine_mode); extern int default_mode_rep_extended (machine_mode, machine_mode); extern tree default_stack_protect_guard (void); extern tree default_external_stack_protect_fail (void); extern tree default_hidden_stack_protect_fail (void); extern machine_mode default_mode_for_suffix (char); extern tree default_cxx_guard_type (void); extern tree default_cxx_get_cookie_size (tree); extern bool hook_pass_by_reference_must_pass_in_stack (cumulative_args_t, machine_mode mode, const_tree, bool); extern bool hook_callee_copies_named (cumulative_args_t ca, machine_mode, const_tree, bool); extern void default_print_operand (FILE *, rtx, int); extern void default_print_operand_address (FILE *, machine_mode, rtx); extern bool default_print_operand_punct_valid_p (unsigned char); extern tree default_mangle_assembler_name (const char *); extern bool default_scalar_mode_supported_p (machine_mode); extern bool default_libgcc_floating_mode_supported_p (machine_mode); extern machine_mode default_floatn_mode (int, bool); extern bool targhook_words_big_endian (void); extern bool targhook_float_words_big_endian (void); extern bool default_float_exceptions_rounding_supported_p (void); extern bool default_decimal_float_supported_p (void); extern bool default_fixed_point_supported_p (void); extern bool default_has_ifunc_p (void); extern const char * default_invalid_within_doloop (const rtx_insn *); extern tree default_builtin_vectorized_function (unsigned int, tree, tree); extern tree default_builtin_md_vectorized_function (tree, tree, tree); extern tree default_builtin_vectorized_conversion (unsigned int, tree, tree); extern int default_builtin_vectorization_cost (enum vect_cost_for_stmt, tree, int); extern tree default_builtin_reciprocal (tree); extern HOST_WIDE_INT default_vector_alignment (const_tree); extern bool default_builtin_vector_alignment_reachable (const_tree, bool); extern bool default_builtin_support_vector_misalignment (machine_mode mode, const_tree, int, bool); extern machine_mode default_preferred_simd_mode (machine_mode mode); extern unsigned int default_autovectorize_vector_sizes (void); extern machine_mode default_get_mask_mode (unsigned, unsigned); extern void *default_init_cost (struct loop *); extern unsigned default_add_stmt_cost (void *, int, enum vect_cost_for_stmt, struct _stmt_vec_info *, int, enum vect_cost_model_location); extern void default_finish_cost (void *, unsigned *, unsigned *, unsigned *); extern void default_destroy_cost_data (void *); /* OpenACC hooks. */ extern bool default_goacc_validate_dims (tree, int [], int); extern int default_goacc_dim_limit (int); extern bool default_goacc_fork_join (gcall *, const int [], bool); extern void default_goacc_reduction (gcall *); /* These are here, and not in hooks.[ch], because not all users of hooks.h include tm.h, and thus we don't have CUMULATIVE_ARGS. */ extern bool hook_bool_CUMULATIVE_ARGS_false (cumulative_args_t); extern bool hook_bool_CUMULATIVE_ARGS_true (cumulative_args_t); extern bool hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false (cumulative_args_t, machine_mode, const_tree, bool); extern bool hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true (cumulative_args_t, machine_mode, const_tree, bool); extern int hook_int_CUMULATIVE_ARGS_mode_tree_bool_0 (cumulative_args_t, machine_mode, tree, bool); extern const char *hook_invalid_arg_for_unprototyped_fn (const_tree, const_tree, const_tree); extern void default_function_arg_advance (cumulative_args_t, machine_mode, const_tree, bool); extern rtx default_function_arg (cumulative_args_t, machine_mode, const_tree, bool); extern rtx default_function_incoming_arg (cumulative_args_t, machine_mode, const_tree, bool); extern unsigned int default_function_arg_boundary (machine_mode, const_tree); extern unsigned int default_function_arg_round_boundary (machine_mode, const_tree); extern bool hook_bool_const_rtx_commutative_p (const_rtx, int); extern rtx default_function_value (const_tree, const_tree, bool); extern rtx default_libcall_value (machine_mode, const_rtx); extern bool default_function_value_regno_p (const unsigned int); extern rtx default_internal_arg_pointer (void); extern rtx default_static_chain (const_tree, bool); extern void default_trampoline_init (rtx, tree, rtx); extern int default_return_pops_args (tree, tree, int); extern reg_class_t default_branch_target_register_class (void); extern reg_class_t default_ira_change_pseudo_allocno_class (int, reg_class_t, reg_class_t); extern bool default_lra_p (void); extern int default_register_priority (int); extern bool default_register_usage_leveling_p (void); extern bool default_different_addr_displacement_p (void); extern reg_class_t default_secondary_reload (bool, rtx, reg_class_t, machine_mode, secondary_reload_info *); extern void default_target_option_override (void); extern void hook_void_bitmap (bitmap); extern int default_reloc_rw_mask (void); extern tree default_mangle_decl_assembler_name (tree, tree); extern tree default_emutls_var_fields (tree, tree *); extern tree default_emutls_var_init (tree, tree, tree); extern bool default_hard_regno_scratch_ok (unsigned int); extern bool default_mode_dependent_address_p (const_rtx, addr_space_t); extern bool default_target_option_valid_attribute_p (tree, tree, tree, int); extern bool default_target_option_pragma_parse (tree, tree); extern bool default_target_can_inline_p (tree, tree); extern bool default_valid_pointer_mode (machine_mode); extern bool default_ref_may_alias_errno (struct ao_ref *); extern machine_mode default_addr_space_pointer_mode (addr_space_t); extern machine_mode default_addr_space_address_mode (addr_space_t); extern bool default_addr_space_valid_pointer_mode (machine_mode, addr_space_t); extern bool default_addr_space_legitimate_address_p (machine_mode, rtx, bool, addr_space_t); extern rtx default_addr_space_legitimize_address (rtx, rtx, machine_mode, addr_space_t); extern bool default_addr_space_subset_p (addr_space_t, addr_space_t); extern bool default_addr_space_zero_address_valid (addr_space_t); extern int default_addr_space_debug (addr_space_t); extern void default_addr_space_diagnose_usage (addr_space_t, location_t); extern rtx default_addr_space_convert (rtx, tree, tree); extern unsigned int default_case_values_threshold (void); extern bool default_have_conditional_execution (void); extern bool default_libc_has_function (enum function_class); extern bool no_c99_libc_has_function (enum function_class); extern bool gnu_libc_has_function (enum function_class); extern tree default_builtin_tm_load_store (tree); extern int default_memory_move_cost (machine_mode, reg_class_t, bool); extern int default_register_move_cost (machine_mode, reg_class_t, reg_class_t); extern bool default_use_by_pieces_infrastructure_p (unsigned HOST_WIDE_INT, unsigned int, enum by_pieces_operation, bool); extern int default_compare_by_pieces_branch_ratio (machine_mode); extern bool default_profile_before_prologue (void); extern reg_class_t default_preferred_reload_class (rtx, reg_class_t); extern reg_class_t default_preferred_output_reload_class (rtx, reg_class_t); extern reg_class_t default_preferred_rename_class (reg_class_t rclass); extern bool default_class_likely_spilled_p (reg_class_t); extern unsigned char default_class_max_nregs (reg_class_t, machine_mode); extern enum unwind_info_type default_debug_unwind_info (void); extern void default_canonicalize_comparison (int *, rtx *, rtx *, bool); extern int default_label_align_after_barrier_max_skip (rtx_insn *); extern int default_loop_align_max_skip (rtx_insn *); extern int default_label_align_max_skip (rtx_insn *); extern int default_jump_align_max_skip (rtx_insn *); extern section * default_function_section(tree decl, enum node_frequency freq, bool startup, bool exit); extern machine_mode default_dwarf_frame_reg_mode (int); extern machine_mode default_get_reg_raw_mode (int); extern bool default_keep_leaf_when_profiled (); extern void *default_get_pch_validity (size_t *); extern const char *default_pch_valid_p (const void *, size_t); extern void default_asm_output_ident_directive (const char*); extern machine_mode default_cstore_mode (enum insn_code); extern bool default_member_type_forces_blk (const_tree, machine_mode); extern void default_atomic_assign_expand_fenv (tree *, tree *, tree *); extern tree build_va_arg_indirect_ref (tree); extern tree std_gimplify_va_arg_expr (tree, tree, gimple_seq *, gimple_seq *); extern bool can_use_doloop_if_innermost (const widest_int &, const widest_int &, unsigned int, bool); extern rtx default_load_bounds_for_arg (rtx, rtx, rtx); extern void default_store_bounds_for_arg (rtx, rtx, rtx, rtx); extern rtx default_load_returned_bounds (rtx); extern void default_store_returned_bounds (rtx,rtx); extern tree default_chkp_bound_type (void); extern enum machine_mode default_chkp_bound_mode (void); extern tree default_builtin_chkp_function (unsigned int); extern rtx default_chkp_function_value_bounds (const_tree, const_tree, bool); extern tree default_chkp_make_bounds_constant (HOST_WIDE_INT lb, HOST_WIDE_INT ub); extern int default_chkp_initialize_bounds (tree var, tree lb, tree ub, tree *stmts); extern void default_setup_incoming_vararg_bounds (cumulative_args_t ca ATTRIBUTE_UNUSED, enum machine_mode mode ATTRIBUTE_UNUSED, tree type ATTRIBUTE_UNUSED, int *pretend_arg_size ATTRIBUTE_UNUSED, int second_time ATTRIBUTE_UNUSED); extern bool default_optab_supported_p (int, machine_mode, machine_mode, optimization_type); extern unsigned int default_max_noce_ifcvt_seq_cost (edge); extern bool default_noce_conversion_profitable_p (rtx_insn *, struct noce_if_info *); extern unsigned int default_min_arithmetic_precision (void); extern enum flt_eval_method default_excess_precision (enum excess_precision_type ATTRIBUTE_UNUSED); #endif /* GCC_TARGHOOKS_H */