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comparison gcc/targhooks.h @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents f6334be47118
children 84e7813d76e9
comparison
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68:561a7518be6b 111:04ced10e8804
1 /* Default target hook functions. 1 /* Default target hook functions.
2 Copyright (C) 2003, 2004, 2005, 2007, 2008, 2009, 2010 2 Copyright (C) 2003-2017 Free Software Foundation, Inc.
3 Free Software Foundation, Inc.
4 3
5 This file is part of GCC. 4 This file is part of GCC.
6 5
7 GCC is free software; you can redistribute it and/or modify it under 6 GCC is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free 7 the terms of the GNU General Public License as published by the Free
16 15
17 You should have received a copy of the GNU General Public License 16 You should have received a copy of the GNU General Public License
18 along with GCC; see the file COPYING3. If not see 17 along with GCC; see the file COPYING3. If not see
19 <http://www.gnu.org/licenses/>. */ 18 <http://www.gnu.org/licenses/>. */
20 19
21 extern bool default_legitimate_address_p (enum machine_mode, rtx, bool); 20 #ifndef GCC_TARGHOOKS_H
21 #define GCC_TARGHOOKS_H
22
23 extern bool default_legitimate_address_p (machine_mode, rtx, bool);
22 24
23 extern void default_external_libcall (rtx); 25 extern void default_external_libcall (rtx);
24 extern rtx default_legitimize_address (rtx, rtx, enum machine_mode); 26 extern rtx default_legitimize_address (rtx, rtx, machine_mode);
27 extern bool default_legitimize_address_displacement (rtx *, rtx *,
28 machine_mode);
29 extern bool default_const_not_ok_for_debug_p (rtx);
25 30
26 extern int default_unspec_may_trap_p (const_rtx, unsigned); 31 extern int default_unspec_may_trap_p (const_rtx, unsigned);
27 extern enum machine_mode default_promote_function_mode (const_tree, enum machine_mode, 32 extern machine_mode default_promote_function_mode (const_tree, machine_mode,
28 int *, const_tree, int); 33 int *, const_tree, int);
29 extern enum machine_mode default_promote_function_mode_always_promote 34 extern machine_mode default_promote_function_mode_always_promote
30 (const_tree, enum machine_mode, int *, const_tree, int); 35 (const_tree, machine_mode, int *, const_tree, int);
31 36
32 extern enum machine_mode default_cc_modes_compatible (enum machine_mode, 37 extern machine_mode default_cc_modes_compatible (machine_mode,
33 enum machine_mode); 38 machine_mode);
34 39
35 extern bool default_return_in_memory (const_tree, const_tree); 40 extern bool default_return_in_memory (const_tree, const_tree);
36 41
37 extern rtx default_expand_builtin_saveregs (void); 42 extern rtx default_expand_builtin_saveregs (void);
38 extern void default_setup_incoming_varargs (CUMULATIVE_ARGS *, enum machine_mode, tree, int *, int); 43 extern void default_setup_incoming_varargs (cumulative_args_t, machine_mode, tree, int *, int);
39 extern rtx default_builtin_setjmp_frame_value (void); 44 extern rtx default_builtin_setjmp_frame_value (void);
40 extern bool default_pretend_outgoing_varargs_named (CUMULATIVE_ARGS *); 45 extern bool default_pretend_outgoing_varargs_named (cumulative_args_t);
41 46
42 extern enum machine_mode default_eh_return_filter_mode (void); 47 extern scalar_int_mode default_eh_return_filter_mode (void);
43 extern enum machine_mode default_libgcc_cmp_return_mode (void); 48 extern scalar_int_mode default_libgcc_cmp_return_mode (void);
44 extern enum machine_mode default_libgcc_shift_count_mode (void); 49 extern scalar_int_mode default_libgcc_shift_count_mode (void);
45 extern enum machine_mode default_unwind_word_mode (void); 50 extern scalar_int_mode default_unwind_word_mode (void);
46 extern unsigned HOST_WIDE_INT default_shift_truncation_mask 51 extern unsigned HOST_WIDE_INT default_shift_truncation_mask
47 (enum machine_mode); 52 (machine_mode);
48 extern unsigned int default_min_divisions_for_recip_mul (enum machine_mode); 53 extern unsigned int default_min_divisions_for_recip_mul (machine_mode);
49 extern int default_mode_rep_extended (enum machine_mode, enum machine_mode); 54 extern int default_mode_rep_extended (scalar_int_mode, scalar_int_mode);
50 55
51 extern tree default_stack_protect_guard (void); 56 extern tree default_stack_protect_guard (void);
52 extern tree default_external_stack_protect_fail (void); 57 extern tree default_external_stack_protect_fail (void);
53 extern tree default_hidden_stack_protect_fail (void); 58 extern tree default_hidden_stack_protect_fail (void);
54 59
55 extern enum machine_mode default_mode_for_suffix (char); 60 extern machine_mode default_mode_for_suffix (char);
56 61
57 extern tree default_cxx_guard_type (void); 62 extern tree default_cxx_guard_type (void);
58 extern tree default_cxx_get_cookie_size (tree); 63 extern tree default_cxx_get_cookie_size (tree);
59 64
60 extern bool hook_pass_by_reference_must_pass_in_stack 65 extern bool hook_pass_by_reference_must_pass_in_stack
61 (CUMULATIVE_ARGS *, enum machine_mode mode, const_tree, bool); 66 (cumulative_args_t, machine_mode mode, const_tree, bool);
62 extern bool hook_callee_copies_named 67 extern bool hook_callee_copies_named
63 (CUMULATIVE_ARGS *ca, enum machine_mode, const_tree, bool); 68 (cumulative_args_t ca, machine_mode, const_tree, bool);
64 69
65 extern void default_print_operand (FILE *, rtx, int); 70 extern void default_print_operand (FILE *, rtx, int);
66 extern void default_print_operand_address (FILE *, rtx); 71 extern void default_print_operand_address (FILE *, machine_mode, rtx);
67 extern bool default_print_operand_punct_valid_p (unsigned char); 72 extern bool default_print_operand_punct_valid_p (unsigned char);
68 extern tree default_mangle_assembler_name (const char *); 73 extern tree default_mangle_assembler_name (const char *);
69 74
70 extern bool default_asm_output_addr_const_extra (FILE *, rtx); 75 extern bool default_scalar_mode_supported_p (scalar_mode);
71 76 extern bool default_libgcc_floating_mode_supported_p (scalar_float_mode);
72 extern bool default_scalar_mode_supported_p (enum machine_mode); 77 extern opt_scalar_float_mode default_floatn_mode (int, bool);
73 extern bool targhook_words_big_endian (void); 78 extern bool targhook_words_big_endian (void);
74 extern bool targhook_float_words_big_endian (void); 79 extern bool targhook_float_words_big_endian (void);
80 extern bool default_float_exceptions_rounding_supported_p (void);
75 extern bool default_decimal_float_supported_p (void); 81 extern bool default_decimal_float_supported_p (void);
76 extern bool default_fixed_point_supported_p (void); 82 extern bool default_fixed_point_supported_p (void);
77 83
78 extern const char * default_invalid_within_doloop (const_rtx); 84 extern bool default_has_ifunc_p (void);
79 85
80 extern tree default_builtin_vectorized_function (tree, tree, tree); 86 extern const char * default_invalid_within_doloop (const rtx_insn *);
87
88 extern tree default_builtin_vectorized_function (unsigned int, tree, tree);
89 extern tree default_builtin_md_vectorized_function (tree, tree, tree);
81 90
82 extern tree default_builtin_vectorized_conversion (unsigned int, tree, tree); 91 extern tree default_builtin_vectorized_conversion (unsigned int, tree, tree);
83 92
84 extern int default_builtin_vectorization_cost (enum vect_cost_for_stmt, tree, int); 93 extern int default_builtin_vectorization_cost (enum vect_cost_for_stmt, tree, int);
85 94
86 extern tree default_builtin_reciprocal (unsigned int, bool, bool); 95 extern tree default_builtin_reciprocal (tree);
87 96
97 extern HOST_WIDE_INT default_static_rtx_alignment (machine_mode);
98 extern HOST_WIDE_INT default_constant_alignment (const_tree, HOST_WIDE_INT);
99 extern HOST_WIDE_INT constant_alignment_word_strings (const_tree,
100 HOST_WIDE_INT);
101 extern HOST_WIDE_INT default_vector_alignment (const_tree);
102
103 extern HOST_WIDE_INT default_preferred_vector_alignment (const_tree);
88 extern bool default_builtin_vector_alignment_reachable (const_tree, bool); 104 extern bool default_builtin_vector_alignment_reachable (const_tree, bool);
89 extern bool 105 extern bool
90 default_builtin_support_vector_misalignment (enum machine_mode mode, 106 default_builtin_support_vector_misalignment (machine_mode mode,
91 const_tree, 107 const_tree,
92 int, bool); 108 int, bool);
93 extern enum machine_mode default_preferred_simd_mode (enum machine_mode mode); 109 extern machine_mode default_preferred_simd_mode (scalar_mode mode);
94 extern unsigned int default_autovectorize_vector_sizes (void); 110 extern unsigned int default_autovectorize_vector_sizes (void);
111 extern opt_machine_mode default_get_mask_mode (unsigned, unsigned);
112 extern void *default_init_cost (struct loop *);
113 extern unsigned default_add_stmt_cost (void *, int, enum vect_cost_for_stmt,
114 struct _stmt_vec_info *, int,
115 enum vect_cost_model_location);
116 extern void default_finish_cost (void *, unsigned *, unsigned *, unsigned *);
117 extern void default_destroy_cost_data (void *);
118
119 /* OpenACC hooks. */
120 extern bool default_goacc_validate_dims (tree, int [], int);
121 extern int default_goacc_dim_limit (int);
122 extern bool default_goacc_fork_join (gcall *, const int [], bool);
123 extern void default_goacc_reduction (gcall *);
95 124
96 /* These are here, and not in hooks.[ch], because not all users of 125 /* These are here, and not in hooks.[ch], because not all users of
97 hooks.h include tm.h, and thus we don't have CUMULATIVE_ARGS. */ 126 hooks.h include tm.h, and thus we don't have CUMULATIVE_ARGS. */
98 127
99 extern bool hook_bool_CUMULATIVE_ARGS_false (CUMULATIVE_ARGS *); 128 extern bool hook_bool_CUMULATIVE_ARGS_false (cumulative_args_t);
100 extern bool hook_bool_CUMULATIVE_ARGS_true (CUMULATIVE_ARGS *); 129 extern bool hook_bool_CUMULATIVE_ARGS_true (cumulative_args_t);
101 130
102 extern bool hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false 131 extern bool hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false
103 (CUMULATIVE_ARGS *, enum machine_mode, const_tree, bool); 132 (cumulative_args_t, machine_mode, const_tree, bool);
104 extern bool hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true 133 extern bool hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true
105 (CUMULATIVE_ARGS *, enum machine_mode, const_tree, bool); 134 (cumulative_args_t, machine_mode, const_tree, bool);
106 extern int hook_int_CUMULATIVE_ARGS_mode_tree_bool_0 135 extern int hook_int_CUMULATIVE_ARGS_mode_tree_bool_0
107 (CUMULATIVE_ARGS *, enum machine_mode, tree, bool); 136 (cumulative_args_t, machine_mode, tree, bool);
108 extern const char *hook_invalid_arg_for_unprototyped_fn 137 extern const char *hook_invalid_arg_for_unprototyped_fn
109 (const_tree, const_tree, const_tree); 138 (const_tree, const_tree, const_tree);
110 extern void default_function_arg_advance 139 extern void default_function_arg_advance
111 (CUMULATIVE_ARGS *, enum machine_mode, const_tree, bool); 140 (cumulative_args_t, machine_mode, const_tree, bool);
141 extern HOST_WIDE_INT default_function_arg_offset (machine_mode, const_tree);
142 extern pad_direction default_function_arg_padding (machine_mode, const_tree);
112 extern rtx default_function_arg 143 extern rtx default_function_arg
113 (CUMULATIVE_ARGS *, enum machine_mode, const_tree, bool); 144 (cumulative_args_t, machine_mode, const_tree, bool);
114 extern rtx default_function_incoming_arg 145 extern rtx default_function_incoming_arg
115 (CUMULATIVE_ARGS *, enum machine_mode, const_tree, bool); 146 (cumulative_args_t, machine_mode, const_tree, bool);
116 extern unsigned int default_function_arg_boundary (enum machine_mode, 147 extern unsigned int default_function_arg_boundary (machine_mode,
117 const_tree); 148 const_tree);
149 extern unsigned int default_function_arg_round_boundary (machine_mode,
150 const_tree);
118 extern bool hook_bool_const_rtx_commutative_p (const_rtx, int); 151 extern bool hook_bool_const_rtx_commutative_p (const_rtx, int);
119 extern rtx default_function_value (const_tree, const_tree, bool); 152 extern rtx default_function_value (const_tree, const_tree, bool);
120 extern rtx default_libcall_value (enum machine_mode, const_rtx); 153 extern rtx default_libcall_value (machine_mode, const_rtx);
121 extern bool default_function_value_regno_p (const unsigned int); 154 extern bool default_function_value_regno_p (const unsigned int);
122 extern rtx default_internal_arg_pointer (void); 155 extern rtx default_internal_arg_pointer (void);
123 extern rtx default_static_chain (const_tree, bool); 156 extern rtx default_static_chain (const_tree, bool);
124 extern void default_trampoline_init (rtx, tree, rtx); 157 extern void default_trampoline_init (rtx, tree, rtx);
125 extern int default_return_pops_args (tree, tree, int); 158 extern int default_return_pops_args (tree, tree, int);
126 extern reg_class_t default_branch_target_register_class (void); 159 extern reg_class_t default_branch_target_register_class (void);
127 #ifdef IRA_COVER_CLASSES 160 extern reg_class_t default_ira_change_pseudo_allocno_class (int, reg_class_t,
128 extern const reg_class_t *default_ira_cover_classes (void); 161 reg_class_t);
129 #endif 162 extern bool default_lra_p (void);
163 extern int default_register_priority (int);
164 extern bool default_register_usage_leveling_p (void);
165 extern bool default_different_addr_displacement_p (void);
130 extern reg_class_t default_secondary_reload (bool, rtx, reg_class_t, 166 extern reg_class_t default_secondary_reload (bool, rtx, reg_class_t,
131 enum machine_mode, 167 machine_mode,
132 secondary_reload_info *); 168 secondary_reload_info *);
169 extern machine_mode default_secondary_memory_needed_mode (machine_mode);
133 extern void default_target_option_override (void); 170 extern void default_target_option_override (void);
134 extern void hook_void_bitmap (bitmap); 171 extern void hook_void_bitmap (bitmap);
135 extern bool default_handle_c_option (size_t, const char *, int);
136 extern int default_reloc_rw_mask (void); 172 extern int default_reloc_rw_mask (void);
137 extern tree default_mangle_decl_assembler_name (tree, tree); 173 extern tree default_mangle_decl_assembler_name (tree, tree);
138 extern tree default_emutls_var_fields (tree, tree *); 174 extern tree default_emutls_var_fields (tree, tree *);
139 extern tree default_emutls_var_init (tree, tree, tree); 175 extern tree default_emutls_var_init (tree, tree, tree);
176 extern unsigned int default_hard_regno_nregs (unsigned int, machine_mode);
140 extern bool default_hard_regno_scratch_ok (unsigned int); 177 extern bool default_hard_regno_scratch_ok (unsigned int);
141 extern bool default_mode_dependent_address_p (const_rtx addr); 178 extern bool default_mode_dependent_address_p (const_rtx, addr_space_t);
142 extern bool default_target_option_valid_attribute_p (tree, tree, tree, int); 179 extern bool default_target_option_valid_attribute_p (tree, tree, tree, int);
143 extern bool default_target_option_pragma_parse (tree, tree); 180 extern bool default_target_option_pragma_parse (tree, tree);
144 extern bool default_target_can_inline_p (tree, tree); 181 extern bool default_target_can_inline_p (tree, tree);
145 extern bool default_valid_pointer_mode (enum machine_mode); 182 extern bool default_valid_pointer_mode (scalar_int_mode);
146 extern bool default_ref_may_alias_errno (struct ao_ref_s *); 183 extern bool default_ref_may_alias_errno (struct ao_ref *);
147 extern enum machine_mode default_addr_space_pointer_mode (addr_space_t); 184 extern scalar_int_mode default_addr_space_pointer_mode (addr_space_t);
148 extern enum machine_mode default_addr_space_address_mode (addr_space_t); 185 extern scalar_int_mode default_addr_space_address_mode (addr_space_t);
149 extern bool default_addr_space_valid_pointer_mode (enum machine_mode, 186 extern bool default_addr_space_valid_pointer_mode (scalar_int_mode,
150 addr_space_t); 187 addr_space_t);
151 extern bool default_addr_space_legitimate_address_p (enum machine_mode, rtx, 188 extern bool default_addr_space_legitimate_address_p (machine_mode, rtx,
152 bool, addr_space_t); 189 bool, addr_space_t);
153 extern rtx default_addr_space_legitimize_address (rtx, rtx, enum machine_mode, 190 extern rtx default_addr_space_legitimize_address (rtx, rtx, machine_mode,
154 addr_space_t); 191 addr_space_t);
155 extern bool default_addr_space_subset_p (addr_space_t, addr_space_t); 192 extern bool default_addr_space_subset_p (addr_space_t, addr_space_t);
193 extern bool default_addr_space_zero_address_valid (addr_space_t);
194 extern int default_addr_space_debug (addr_space_t);
195 extern void default_addr_space_diagnose_usage (addr_space_t, location_t);
156 extern rtx default_addr_space_convert (rtx, tree, tree); 196 extern rtx default_addr_space_convert (rtx, tree, tree);
157 extern unsigned int default_case_values_threshold (void); 197 extern unsigned int default_case_values_threshold (void);
158 extern bool default_have_conditional_execution (void); 198 extern bool default_have_conditional_execution (void);
159 extern int default_memory_move_cost (enum machine_mode, reg_class_t, bool); 199
160 extern int default_register_move_cost (enum machine_mode, reg_class_t, 200 extern bool default_libc_has_function (enum function_class);
201 extern bool no_c99_libc_has_function (enum function_class);
202 extern bool gnu_libc_has_function (enum function_class);
203
204 extern tree default_builtin_tm_load_store (tree);
205
206 extern int default_memory_move_cost (machine_mode, reg_class_t, bool);
207 extern int default_register_move_cost (machine_mode, reg_class_t,
161 reg_class_t); 208 reg_class_t);
162 209 extern bool default_slow_unaligned_access (machine_mode, unsigned int);
210
211 extern bool default_use_by_pieces_infrastructure_p (unsigned HOST_WIDE_INT,
212 unsigned int,
213 enum by_pieces_operation,
214 bool);
215 extern int default_compare_by_pieces_branch_ratio (machine_mode);
216
217 extern void default_print_patchable_function_entry (FILE *,
218 unsigned HOST_WIDE_INT,
219 bool);
163 extern bool default_profile_before_prologue (void); 220 extern bool default_profile_before_prologue (void);
164 extern reg_class_t default_preferred_reload_class (rtx, reg_class_t); 221 extern reg_class_t default_preferred_reload_class (rtx, reg_class_t);
165 extern reg_class_t default_preferred_output_reload_class (rtx, reg_class_t); 222 extern reg_class_t default_preferred_output_reload_class (rtx, reg_class_t);
166 extern reg_class_t default_preferred_rename_class (reg_class_t rclass); 223 extern reg_class_t default_preferred_rename_class (reg_class_t rclass);
167 extern bool default_class_likely_spilled_p (reg_class_t); 224 extern bool default_class_likely_spilled_p (reg_class_t);
225 extern unsigned char default_class_max_nregs (reg_class_t, machine_mode);
168 226
169 extern enum unwind_info_type default_debug_unwind_info (void); 227 extern enum unwind_info_type default_debug_unwind_info (void);
170 extern enum unwind_info_type default_except_unwind_info (struct gcc_options *); 228
171 extern enum unwind_info_type dwarf2_except_unwind_info (struct gcc_options *); 229 extern void default_canonicalize_comparison (int *, rtx *, rtx *, bool);
172 extern enum unwind_info_type sjlj_except_unwind_info (struct gcc_options *); 230
173 231 extern int default_label_align_after_barrier_max_skip (rtx_insn *);
174 extern int default_label_align_after_barrier_max_skip (rtx); 232 extern int default_loop_align_max_skip (rtx_insn *);
175 extern int default_loop_align_max_skip (rtx); 233 extern int default_label_align_max_skip (rtx_insn *);
176 extern int default_label_align_max_skip (rtx); 234 extern int default_jump_align_max_skip (rtx_insn *);
177 extern int default_jump_align_max_skip (rtx);
178 extern section * default_function_section(tree decl, enum node_frequency freq, 235 extern section * default_function_section(tree decl, enum node_frequency freq,
179 bool startup, bool exit); 236 bool startup, bool exit);
180 extern enum machine_mode default_get_reg_raw_mode(int); 237 extern machine_mode default_dwarf_frame_reg_mode (int);
181 238 extern machine_mode default_get_reg_raw_mode (int);
182 extern const struct default_options empty_optimization_table[]; 239 extern bool default_keep_leaf_when_profiled ();
183 240
184 extern void *default_get_pch_validity (size_t *); 241 extern void *default_get_pch_validity (size_t *);
185 extern const char *default_pch_valid_p (const void *, size_t); 242 extern const char *default_pch_valid_p (const void *, size_t);
243
244 extern void default_asm_output_ident_directive (const char*);
245
246 extern scalar_int_mode default_cstore_mode (enum insn_code);
247 extern bool default_member_type_forces_blk (const_tree, machine_mode);
248 extern void default_atomic_assign_expand_fenv (tree *, tree *, tree *);
249 extern tree build_va_arg_indirect_ref (tree);
250 extern tree std_gimplify_va_arg_expr (tree, tree, gimple_seq *, gimple_seq *);
251 extern bool can_use_doloop_if_innermost (const widest_int &,
252 const widest_int &,
253 unsigned int, bool);
254
255 extern rtx default_load_bounds_for_arg (rtx, rtx, rtx);
256 extern void default_store_bounds_for_arg (rtx, rtx, rtx, rtx);
257 extern rtx default_load_returned_bounds (rtx);
258 extern void default_store_returned_bounds (rtx,rtx);
259 extern tree default_chkp_bound_type (void);
260 extern machine_mode default_chkp_bound_mode (void);
261 extern tree default_builtin_chkp_function (unsigned int);
262 extern rtx default_chkp_function_value_bounds (const_tree, const_tree, bool);
263 extern tree default_chkp_make_bounds_constant (HOST_WIDE_INT lb, HOST_WIDE_INT ub);
264 extern int default_chkp_initialize_bounds (tree var, tree lb, tree ub,
265 tree *stmts);
266 extern void default_setup_incoming_vararg_bounds (cumulative_args_t ca ATTRIBUTE_UNUSED,
267 machine_mode mode ATTRIBUTE_UNUSED,
268 tree type ATTRIBUTE_UNUSED,
269 int *pretend_arg_size ATTRIBUTE_UNUSED,
270 int second_time ATTRIBUTE_UNUSED);
271 extern bool default_optab_supported_p (int, machine_mode, machine_mode,
272 optimization_type);
273 extern unsigned int default_max_noce_ifcvt_seq_cost (edge);
274 extern bool default_noce_conversion_profitable_p (rtx_insn *,
275 struct noce_if_info *);
276 extern unsigned int default_min_arithmetic_precision (void);
277
278 extern enum flt_eval_method
279 default_excess_precision (enum excess_precision_type ATTRIBUTE_UNUSED);
280 extern bool default_stack_clash_protection_final_dynamic_probe (rtx);
281
282 #endif /* GCC_TARGHOOKS_H */