/usr/lib/gcc-cross/powerpc64-linux-gnu/7/plugin/include/targhooks.h is in gcc-7-plugin-dev-powerpc64-linux-gnu 7.3.0-16ubuntu3cross1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 | /* 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 */
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