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61f71b34 | 1 | /* Default target hook functions. |
818ab71a | 2 | Copyright (C) 2003-2016 Free Software Foundation, Inc. |
61f71b34 DD |
3 | |
4 | This file is part of GCC. | |
5 | ||
6 | GCC is free software; you can redistribute it and/or modify it under | |
7 | the terms of the GNU General Public License as published by the Free | |
9dcd6f09 | 8 | Software Foundation; either version 3, or (at your option) any later |
61f71b34 DD |
9 | version. |
10 | ||
11 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
12 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
14 | for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
9dcd6f09 NC |
17 | along with GCC; see the file COPYING3. If not see |
18 | <http://www.gnu.org/licenses/>. */ | |
61f71b34 | 19 | |
f1717f8d KC |
20 | #ifndef GCC_TARGHOOKS_H |
21 | #define GCC_TARGHOOKS_H | |
22 | ||
ef4bddc2 | 23 | extern bool default_legitimate_address_p (machine_mode, rtx, bool); |
c6c3dba9 | 24 | |
6773a41c | 25 | extern void default_external_libcall (rtx); |
ef4bddc2 | 26 | extern rtx default_legitimize_address (rtx, rtx, machine_mode); |
14133a4d KK |
27 | extern bool default_legitimize_address_displacement (rtx *, rtx *, |
28 | machine_mode); | |
6773a41c | 29 | |
215b063c | 30 | extern int default_unspec_may_trap_p (const_rtx, unsigned); |
ef4bddc2 | 31 | extern machine_mode default_promote_function_mode (const_tree, machine_mode, |
cde0f3fd | 32 | int *, const_tree, int); |
ef4bddc2 RS |
33 | extern machine_mode default_promote_function_mode_always_promote |
34 | (const_tree, machine_mode, int *, const_tree, int); | |
215b063c | 35 | |
ef4bddc2 RS |
36 | extern machine_mode default_cc_modes_compatible (machine_mode, |
37 | machine_mode); | |
e129d93a | 38 | |
586de218 | 39 | extern bool default_return_in_memory (const_tree, const_tree); |
61f71b34 DD |
40 | |
41 | extern rtx default_expand_builtin_saveregs (void); | |
ef4bddc2 | 42 | extern void default_setup_incoming_varargs (cumulative_args_t, machine_mode, tree, int *, int); |
d6da68b9 | 43 | extern rtx default_builtin_setjmp_frame_value (void); |
d5cc9181 | 44 | extern bool default_pretend_outgoing_varargs_named (cumulative_args_t); |
c6e8c921 | 45 | |
ef4bddc2 RS |
46 | extern machine_mode default_eh_return_filter_mode (void); |
47 | extern machine_mode default_libgcc_cmp_return_mode (void); | |
48 | extern machine_mode default_libgcc_shift_count_mode (void); | |
49 | extern machine_mode default_unwind_word_mode (void); | |
273a2526 | 50 | extern unsigned HOST_WIDE_INT default_shift_truncation_mask |
ef4bddc2 RS |
51 | (machine_mode); |
52 | extern unsigned int default_min_divisions_for_recip_mul (machine_mode); | |
53 | extern int default_mode_rep_extended (machine_mode, machine_mode); | |
93f90be6 | 54 | |
7d69de61 RH |
55 | extern tree default_stack_protect_guard (void); |
56 | extern tree default_external_stack_protect_fail (void); | |
57 | extern tree default_hidden_stack_protect_fail (void); | |
58 | ||
ef4bddc2 | 59 | extern machine_mode default_mode_for_suffix (char); |
c77cd3d1 | 60 | |
4185ae53 | 61 | extern tree default_cxx_guard_type (void); |
46e995e0 | 62 | extern tree default_cxx_get_cookie_size (tree); |
8cd5a4e0 | 63 | |
8cd5a4e0 | 64 | extern bool hook_pass_by_reference_must_pass_in_stack |
ef4bddc2 | 65 | (cumulative_args_t, machine_mode mode, const_tree, bool); |
6cdd5672 | 66 | extern bool hook_callee_copies_named |
ef4bddc2 | 67 | (cumulative_args_t ca, machine_mode, const_tree, bool); |
951120ea | 68 | |
6e2188e0 | 69 | extern void default_print_operand (FILE *, rtx, int); |
cc8ca59e | 70 | extern void default_print_operand_address (FILE *, machine_mode, rtx); |
6e2188e0 | 71 | extern bool default_print_operand_punct_valid_p (unsigned char); |
77754180 DK |
72 | extern tree default_mangle_assembler_name (const char *); |
73 | ||
ef4bddc2 RS |
74 | extern bool default_scalar_mode_supported_p (machine_mode); |
75 | extern bool default_libgcc_floating_mode_supported_p (machine_mode); | |
2e681adf JR |
76 | extern bool targhook_words_big_endian (void); |
77 | extern bool targhook_float_words_big_endian (void); | |
9193fb05 | 78 | extern bool default_float_exceptions_rounding_supported_p (void); |
0884546e | 79 | extern bool default_decimal_float_supported_p (void); |
ab22c1fa | 80 | extern bool default_fixed_point_supported_p (void); |
6cdd5672 | 81 | |
2f251a05 AI |
82 | extern bool default_has_ifunc_p (void); |
83 | ||
ac44248e | 84 | extern const char * default_invalid_within_doloop (const rtx_insn *); |
a71a498d | 85 | |
10766209 RS |
86 | extern tree default_builtin_vectorized_function (unsigned int, tree, tree); |
87 | extern tree default_builtin_md_vectorized_function (tree, tree, tree); | |
2505a3f2 | 88 | |
88dd7150 | 89 | extern tree default_builtin_vectorized_conversion (unsigned int, tree, tree); |
f57d17f1 | 90 | |
720f5239 | 91 | extern int default_builtin_vectorization_cost (enum vect_cost_for_stmt, tree, int); |
35e1a5e7 | 92 | |
ee62a5a6 | 93 | extern tree default_builtin_reciprocal (tree); |
cc2137be | 94 | |
5aea1e76 UW |
95 | extern HOST_WIDE_INT default_vector_alignment (const_tree); |
96 | ||
3101faab | 97 | extern bool default_builtin_vector_alignment_reachable (const_tree, bool); |
0601d0cf | 98 | extern bool |
ef4bddc2 | 99 | default_builtin_support_vector_misalignment (machine_mode mode, |
0601d0cf | 100 | const_tree, |
b8698a0f | 101 | int, bool); |
ef4bddc2 | 102 | extern machine_mode default_preferred_simd_mode (machine_mode mode); |
767f865f | 103 | extern unsigned int default_autovectorize_vector_sizes (void); |
9f47c7e5 | 104 | extern machine_mode default_get_mask_mode (unsigned, unsigned); |
c3e7ee41 BS |
105 | extern void *default_init_cost (struct loop *); |
106 | extern unsigned default_add_stmt_cost (void *, int, enum vect_cost_for_stmt, | |
92345349 BS |
107 | struct _stmt_vec_info *, int, |
108 | enum vect_cost_model_location); | |
109 | extern void default_finish_cost (void *, unsigned *, unsigned *, unsigned *); | |
c3e7ee41 | 110 | extern void default_destroy_cost_data (void *); |
5b900a4c | 111 | |
94829f87 NS |
112 | /* OpenACC hooks. */ |
113 | extern bool default_goacc_validate_dims (tree, int [], int); | |
bd751975 | 114 | extern int default_goacc_dim_limit (int); |
6e91acf8 | 115 | extern bool default_goacc_fork_join (gcall *, const int [], bool); |
e5014671 | 116 | extern void default_goacc_reduction (gcall *); |
94829f87 | 117 | |
6cdd5672 RH |
118 | /* These are here, and not in hooks.[ch], because not all users of |
119 | hooks.h include tm.h, and thus we don't have CUMULATIVE_ARGS. */ | |
120 | ||
d5cc9181 JR |
121 | extern bool hook_bool_CUMULATIVE_ARGS_false (cumulative_args_t); |
122 | extern bool hook_bool_CUMULATIVE_ARGS_true (cumulative_args_t); | |
6cdd5672 RH |
123 | |
124 | extern bool hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false | |
ef4bddc2 | 125 | (cumulative_args_t, machine_mode, const_tree, bool); |
6cdd5672 | 126 | extern bool hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true |
ef4bddc2 | 127 | (cumulative_args_t, machine_mode, const_tree, bool); |
78a52f11 | 128 | extern int hook_int_CUMULATIVE_ARGS_mode_tree_bool_0 |
ef4bddc2 | 129 | (cumulative_args_t, machine_mode, tree, bool); |
4d3e6fae | 130 | extern const char *hook_invalid_arg_for_unprototyped_fn |
3101faab | 131 | (const_tree, const_tree, const_tree); |
3c07301f | 132 | extern void default_function_arg_advance |
ef4bddc2 | 133 | (cumulative_args_t, machine_mode, const_tree, bool); |
3c07301f | 134 | extern rtx default_function_arg |
ef4bddc2 | 135 | (cumulative_args_t, machine_mode, const_tree, bool); |
3c07301f | 136 | extern rtx default_function_incoming_arg |
ef4bddc2 RS |
137 | (cumulative_args_t, machine_mode, const_tree, bool); |
138 | extern unsigned int default_function_arg_boundary (machine_mode, | |
c2ed6cf8 | 139 | const_tree); |
ef4bddc2 | 140 | extern unsigned int default_function_arg_round_boundary (machine_mode, |
123148b5 | 141 | const_tree); |
3101faab | 142 | extern bool hook_bool_const_rtx_commutative_p (const_rtx, int); |
586de218 | 143 | extern rtx default_function_value (const_tree, const_tree, bool); |
ef4bddc2 | 144 | extern rtx default_libcall_value (machine_mode, const_rtx); |
82f81f18 | 145 | extern bool default_function_value_regno_p (const unsigned int); |
150cdc9e | 146 | extern rtx default_internal_arg_pointer (void); |
531ca746 | 147 | extern rtx default_static_chain (const_tree, bool); |
531ca746 | 148 | extern void default_trampoline_init (rtx, tree, rtx); |
079e7538 | 149 | extern int default_return_pops_args (tree, tree, int); |
a87cf97e | 150 | extern reg_class_t default_branch_target_register_class (void); |
5074a1f8 | 151 | extern reg_class_t default_ira_change_pseudo_allocno_class (int, reg_class_t); |
55a2c322 VM |
152 | extern bool default_lra_p (void); |
153 | extern int default_register_priority (int); | |
3b9ceb4b | 154 | extern bool default_register_usage_leveling_p (void); |
55a2c322 | 155 | extern bool default_different_addr_displacement_p (void); |
a87cf97e | 156 | extern reg_class_t default_secondary_reload (bool, rtx, reg_class_t, |
ef4bddc2 | 157 | machine_mode, |
a87cf97e | 158 | secondary_reload_info *); |
74f7912a | 159 | extern void default_target_option_override (void); |
912f2dac | 160 | extern void hook_void_bitmap (bitmap); |
9b580a0b | 161 | extern int default_reloc_rw_mask (void); |
5234b8f5 | 162 | extern tree default_mangle_decl_assembler_name (tree, tree); |
feb60f03 NS |
163 | extern tree default_emutls_var_fields (tree, tree *); |
164 | extern tree default_emutls_var_init (tree, tree, tree); | |
dbc42c44 | 165 | extern bool default_hard_regno_scratch_ok (unsigned int); |
5bfed9a9 | 166 | extern bool default_mode_dependent_address_p (const_rtx, addr_space_t); |
ab442df7 | 167 | extern bool default_target_option_valid_attribute_p (tree, tree, tree, int); |
5779e713 | 168 | extern bool default_target_option_pragma_parse (tree, tree); |
5cec9f59 | 169 | extern bool default_target_can_inline_p (tree, tree); |
ef4bddc2 | 170 | extern bool default_valid_pointer_mode (machine_mode); |
84562394 | 171 | extern bool default_ref_may_alias_errno (struct ao_ref *); |
ef4bddc2 RS |
172 | extern machine_mode default_addr_space_pointer_mode (addr_space_t); |
173 | extern machine_mode default_addr_space_address_mode (addr_space_t); | |
174 | extern bool default_addr_space_valid_pointer_mode (machine_mode, | |
d4ebfa65 | 175 | addr_space_t); |
ef4bddc2 | 176 | extern bool default_addr_space_legitimate_address_p (machine_mode, rtx, |
09e881c9 | 177 | bool, addr_space_t); |
ef4bddc2 | 178 | extern rtx default_addr_space_legitimize_address (rtx, rtx, machine_mode, |
09e881c9 BE |
179 | addr_space_t); |
180 | extern bool default_addr_space_subset_p (addr_space_t, addr_space_t); | |
6626f970 | 181 | extern bool default_addr_space_zero_address_valid (addr_space_t); |
f736b911 | 182 | extern int default_addr_space_debug (addr_space_t); |
09e881c9 | 183 | extern rtx default_addr_space_convert (rtx, tree, tree); |
e6ff3083 | 184 | extern unsigned int default_case_values_threshold (void); |
2929029c | 185 | extern bool default_have_conditional_execution (void); |
0a35513e | 186 | |
d33d9e47 AI |
187 | extern bool default_libc_has_function (enum function_class); |
188 | extern bool no_c99_libc_has_function (enum function_class); | |
189 | extern bool gnu_libc_has_function (enum function_class); | |
190 | ||
0a35513e AH |
191 | extern tree default_builtin_tm_load_store (tree); |
192 | ||
ef4bddc2 RS |
193 | extern int default_memory_move_cost (machine_mode, reg_class_t, bool); |
194 | extern int default_register_move_cost (machine_mode, reg_class_t, | |
a87cf97e | 195 | reg_class_t); |
de8f4b07 | 196 | |
445d7826 | 197 | extern bool default_use_by_pieces_infrastructure_p (unsigned HOST_WIDE_INT, |
7cbed008 JG |
198 | unsigned int, |
199 | enum by_pieces_operation, | |
200 | bool); | |
201 | ||
3c5273a9 | 202 | extern bool default_profile_before_prologue (void); |
fba42e24 | 203 | extern reg_class_t default_preferred_reload_class (rtx, reg_class_t); |
abd26bfb | 204 | extern reg_class_t default_preferred_output_reload_class (rtx, reg_class_t); |
5f286f4a | 205 | extern reg_class_t default_preferred_rename_class (reg_class_t rclass); |
07b8f0a8 | 206 | extern bool default_class_likely_spilled_p (reg_class_t); |
ef4bddc2 | 207 | extern unsigned char default_class_max_nregs (reg_class_t, machine_mode); |
f0a0390e RH |
208 | |
209 | extern enum unwind_info_type default_debug_unwind_info (void); | |
ad0c4c36 | 210 | |
f236ac95 | 211 | extern void default_canonicalize_comparison (int *, rtx *, rtx *, bool); |
c354951b | 212 | |
9158a0d8 DM |
213 | extern int default_label_align_after_barrier_max_skip (rtx_insn *); |
214 | extern int default_loop_align_max_skip (rtx_insn *); | |
215 | extern int default_label_align_max_skip (rtx_insn *); | |
216 | extern int default_jump_align_max_skip (rtx_insn *); | |
f16d3f39 JH |
217 | extern section * default_function_section(tree decl, enum node_frequency freq, |
218 | bool startup, bool exit); | |
ef4bddc2 RS |
219 | extern machine_mode default_dwarf_frame_reg_mode (int); |
220 | extern machine_mode default_get_reg_raw_mode (int); | |
d56a43a0 | 221 | extern bool default_keep_leaf_when_profiled (); |
ffa88471 | 222 | |
a803773f JM |
223 | extern void *default_get_pch_validity (size_t *); |
224 | extern const char *default_pch_valid_p (const void *, size_t); | |
a8781821 SB |
225 | |
226 | extern void default_asm_output_ident_directive (const char*); | |
227 | ||
ef4bddc2 RS |
228 | extern machine_mode default_cstore_mode (enum insn_code); |
229 | extern bool default_member_type_forces_blk (const_tree, machine_mode); | |
267bac10 | 230 | extern void default_atomic_assign_expand_fenv (tree *, tree *, tree *); |
4a7cb16f AM |
231 | extern tree build_va_arg_indirect_ref (tree); |
232 | extern tree std_gimplify_va_arg_expr (tree, tree, gimple_seq *, gimple_seq *); | |
807e902e KZ |
233 | extern bool can_use_doloop_if_innermost (const widest_int &, |
234 | const widest_int &, | |
1d0216c8 | 235 | unsigned int, bool); |
f1717f8d | 236 | |
d5e254e1 IE |
237 | extern rtx default_load_bounds_for_arg (rtx, rtx, rtx); |
238 | extern void default_store_bounds_for_arg (rtx, rtx, rtx, rtx); | |
239 | extern rtx default_load_returned_bounds (rtx); | |
240 | extern void default_store_returned_bounds (rtx,rtx); | |
241 | extern tree default_chkp_bound_type (void); | |
242 | extern enum machine_mode default_chkp_bound_mode (void); | |
243 | extern tree default_builtin_chkp_function (unsigned int); | |
244 | extern rtx default_chkp_function_value_bounds (const_tree, const_tree, bool); | |
245 | extern tree default_chkp_make_bounds_constant (HOST_WIDE_INT lb, HOST_WIDE_INT ub); | |
246 | extern int default_chkp_initialize_bounds (tree var, tree lb, tree ub, | |
247 | tree *stmts); | |
248 | extern void default_setup_incoming_vararg_bounds (cumulative_args_t ca ATTRIBUTE_UNUSED, | |
249 | enum machine_mode mode ATTRIBUTE_UNUSED, | |
250 | tree type ATTRIBUTE_UNUSED, | |
251 | int *pretend_arg_size ATTRIBUTE_UNUSED, | |
252 | int second_time ATTRIBUTE_UNUSED); | |
d95ab70a RS |
253 | extern bool default_optab_supported_p (int, machine_mode, machine_mode, |
254 | optimization_type); | |
255 | ||
f1717f8d | 256 | #endif /* GCC_TARGHOOKS_H */ |