/* Default target hook functions.
- Copyright (C) 2003, 2004, 2005, 2007, 2008, 2009, 2010
- Free Software Foundation, Inc.
+ Copyright (C) 2003-2015 Free Software Foundation, Inc.
This file is part of GCC.
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
-extern bool default_legitimate_address_p (enum machine_mode, rtx, bool);
+#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, enum machine_mode);
+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 enum machine_mode default_promote_function_mode (const_tree, enum machine_mode,
+extern machine_mode default_promote_function_mode (const_tree, machine_mode,
int *, const_tree, int);
-extern enum machine_mode default_promote_function_mode_always_promote
- (const_tree, enum machine_mode, int *, const_tree, int);
+extern machine_mode default_promote_function_mode_always_promote
+ (const_tree, machine_mode, int *, const_tree, int);
-extern enum machine_mode default_cc_modes_compatible (enum machine_mode,
- enum machine_mode);
+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 *, enum machine_mode, tree, int *, int);
+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 *);
+extern bool default_pretend_outgoing_varargs_named (cumulative_args_t);
-extern enum machine_mode default_eh_return_filter_mode (void);
-extern enum machine_mode default_libgcc_cmp_return_mode (void);
-extern enum machine_mode default_libgcc_shift_count_mode (void);
-extern enum machine_mode default_unwind_word_mode (void);
+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
- (enum machine_mode);
-extern unsigned int default_min_divisions_for_recip_mul (enum machine_mode);
-extern int default_mode_rep_extended (enum machine_mode, enum machine_mode);
+ (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 enum machine_mode default_mode_for_suffix (char);
+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 *, enum machine_mode mode, const_tree, bool);
+ (cumulative_args_t, machine_mode mode, const_tree, bool);
extern bool hook_callee_copies_named
- (CUMULATIVE_ARGS *ca, enum machine_mode, const_tree, bool);
+ (cumulative_args_t ca, machine_mode, const_tree, bool);
extern void default_print_operand (FILE *, rtx, int);
extern void default_print_operand_address (FILE *, rtx);
extern bool default_print_operand_punct_valid_p (unsigned char);
-extern bool default_asm_output_addr_const_extra (FILE *, rtx);
+extern tree default_mangle_assembler_name (const char *);
-extern bool default_scalar_mode_supported_p (enum machine_mode);
+extern bool default_scalar_mode_supported_p (machine_mode);
+extern bool default_libgcc_floating_mode_supported_p (machine_mode);
+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 const char * default_invalid_within_doloop (const_rtx);
+extern bool default_has_ifunc_p (void);
+
+extern const char * default_invalid_within_doloop (const rtx_insn *);
extern tree default_builtin_vectorized_function (tree, tree, tree);
extern tree default_builtin_reciprocal (unsigned int, bool, bool);
+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 (enum machine_mode mode,
+default_builtin_support_vector_misalignment (machine_mode mode,
const_tree,
int, bool);
-extern enum machine_mode default_preferred_simd_mode (enum machine_mode mode);
+extern machine_mode default_preferred_simd_mode (machine_mode mode);
extern unsigned int default_autovectorize_vector_sizes (void);
+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 *);
/* 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 *);
-extern bool hook_bool_CUMULATIVE_ARGS_true (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 *, enum machine_mode, const_tree, bool);
+ (cumulative_args_t, machine_mode, const_tree, bool);
extern bool hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true
- (CUMULATIVE_ARGS *, enum machine_mode, const_tree, bool);
+ (cumulative_args_t, machine_mode, const_tree, bool);
extern int hook_int_CUMULATIVE_ARGS_mode_tree_bool_0
- (CUMULATIVE_ARGS *, enum machine_mode, tree, bool);
+ (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 *, enum machine_mode, const_tree, bool);
+ (cumulative_args_t, machine_mode, const_tree, bool);
extern rtx default_function_arg
- (CUMULATIVE_ARGS *, enum machine_mode, const_tree, bool);
+ (cumulative_args_t, machine_mode, const_tree, bool);
extern rtx default_function_incoming_arg
- (CUMULATIVE_ARGS *, enum machine_mode, const_tree, bool);
+ (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 (enum machine_mode, const_rtx);
+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);
-#ifdef IRA_COVER_CLASSES
-extern const reg_class_t *default_ira_cover_classes (void);
-#endif
+extern reg_class_t default_ira_change_pseudo_allocno_class (int, 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,
- enum machine_mode,
+ machine_mode,
secondary_reload_info *);
extern void default_target_option_override (void);
extern void hook_void_bitmap (bitmap);
-extern bool default_handle_c_option (size_t, const char *, int);
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);
+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 (enum machine_mode);
-extern enum machine_mode default_addr_space_pointer_mode (addr_space_t);
-extern enum machine_mode default_addr_space_address_mode (addr_space_t);
-extern bool default_addr_space_valid_pointer_mode (enum machine_mode,
+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 (enum machine_mode, rtx,
+extern bool default_addr_space_legitimate_address_p (machine_mode, rtx,
bool, addr_space_t);
-extern rtx default_addr_space_legitimize_address (rtx, rtx, enum machine_mode,
+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 rtx default_addr_space_convert (rtx, tree, tree);
extern unsigned int default_case_values_threshold (void);
extern bool default_have_conditional_execution (void);
-extern int default_memory_move_cost (enum machine_mode, reg_class_t, bool);
-extern int default_register_move_cost (enum machine_mode, reg_class_t,
+
+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 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 enum unwind_info_type default_except_unwind_info (void);
-extern enum unwind_info_type dwarf2_except_unwind_info (void);
-extern enum unwind_info_type sjlj_except_unwind_info (void);
-
-extern int default_label_align_after_barrier_max_skip (rtx);
-extern int default_loop_align_max_skip (rtx);
-extern int default_label_align_max_skip (rtx);
-extern int default_jump_align_max_skip (rtx);
-extern const struct default_options empty_optimization_table[];
+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);
+#endif /* GCC_TARGHOOKS_H */