summaryrefslogtreecommitdiff
path: root/gcc/targhooks.h
blob: 365496b9825d360dcaa1489f64caff37ab1bc58d (plain)
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
/* Default target hook functions.
   Copyright (C) 2003, 2004, 2005, 2007, 2008, 2009
   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/>.  */

extern bool default_legitimate_address_p (enum machine_mode, rtx, bool);

extern void default_external_libcall (rtx);
extern rtx default_legitimize_address (rtx, rtx, enum 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,
							int *, const_tree, int);
extern enum machine_mode default_promote_function_mode_always_promote
			(const_tree, enum machine_mode, int *, const_tree, int);

extern enum machine_mode default_cc_modes_compatible (enum machine_mode,
						      enum 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 rtx default_builtin_setjmp_frame_value (void);
extern bool default_pretend_outgoing_varargs_named (CUMULATIVE_ARGS *);

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 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);

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 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);
extern bool hook_callee_copies_named
  (CUMULATIVE_ARGS *ca, enum machine_mode, const_tree, bool);

extern void default_unwind_emit (FILE *, rtx);

extern bool default_scalar_mode_supported_p (enum machine_mode);
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 tree default_builtin_vectorized_function (unsigned int, tree, tree);

extern tree default_builtin_vectorized_conversion (unsigned int, tree);

extern tree default_builtin_reciprocal (unsigned int, bool, bool);

extern bool default_builtin_vector_alignment_reachable (const_tree, bool);
extern bool
default_builtin_support_vector_misalignment (enum machine_mode mode,
					     const_tree,
					     int, bool); 

/* 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_mode_tree_bool_false
  (CUMULATIVE_ARGS *, enum machine_mode, const_tree, bool);
extern bool hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true
  (CUMULATIVE_ARGS *, enum machine_mode, const_tree, bool);
extern int hook_int_CUMULATIVE_ARGS_mode_tree_bool_0
  (CUMULATIVE_ARGS *, enum machine_mode, tree, bool);
extern const char *hook_invalid_arg_for_unprototyped_fn
  (const_tree, const_tree, 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_internal_arg_pointer (void);
extern rtx default_static_chain (const_tree, bool);
extern void default_trampoline_init (rtx, tree, rtx);
extern enum reg_class default_branch_target_register_class (void);
#ifdef IRA_COVER_CLASSES
extern const enum reg_class *default_ira_cover_classes (void);
#endif
extern enum reg_class default_secondary_reload (bool, rtx, enum reg_class,
						enum machine_mode,
						secondary_reload_info *);
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_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,
						   addr_space_t);
extern bool default_addr_space_legitimate_address_p (enum machine_mode, rtx,
						     bool, addr_space_t);
extern rtx default_addr_space_legitimize_address (rtx, rtx, enum 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);