Daily bump.
[official-gcc.git] / gcc / flags.h
blobaf61bcd613bdabe02d08379a673f4d9be4ce0cba
1 /* Compilation switch flag definitions for GCC.
2 Copyright (C) 1987-2021 Free Software Foundation, Inc.
4 This file is part of GCC.
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
8 Software Foundation; either version 3, or (at your option) any later
9 version.
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.
16 You should have received a copy of the GNU General Public License
17 along with GCC; see the file COPYING3. If not see
18 <http://www.gnu.org/licenses/>. */
20 #ifndef GCC_FLAGS_H
21 #define GCC_FLAGS_H
23 #if !defined(IN_LIBGCC2) && !defined(IN_TARGET_LIBS) && !defined(IN_RTS)
25 /* Names of fundamental debug info formats indexed by enum
26 debug_info_type. */
28 extern const char *const debug_type_names[];
30 /* Get enum debug_info_type of the specified debug format, for error messages.
31 Can be used only for individual debug format types. */
33 extern enum debug_info_type debug_set_to_format (uint32_t debug_info_set);
35 /* Get the number of debug formats enabled for output. */
37 unsigned int debug_set_count (uint32_t w_symbols);
39 /* Get the names of the debug formats enabled for output. */
41 const char * debug_set_names (uint32_t w_symbols);
43 /* Return true iff BTF debug info is enabled. */
45 extern bool btf_debuginfo_p ();
47 /* Return true iff BTF with CO-RE debug info is enabled. */
49 extern bool btf_with_core_debuginfo_p ();
51 /* Return true iff CTF debug info is enabled. */
53 extern bool ctf_debuginfo_p ();
55 /* Return true iff DWARF2 debug info is enabled. */
57 extern bool dwarf_debuginfo_p ();
59 /* Return true iff the debug info format is to be generated based on DWARF
60 DIEs (like CTF and BTF debug info formats). */
62 extern bool dwarf_based_debuginfo_p ();
64 extern void strip_off_ending (char *, int);
65 extern int base_of_path (const char *path, const char **base_out);
67 /* Return true iff flags are set as if -ffast-math. */
68 extern bool fast_math_flags_set_p (const struct gcc_options *);
69 extern bool fast_math_flags_struct_set_p (struct cl_optimization *);
72 /* Now the symbols that are set with `-f' switches. */
74 /* True if printing into -fdump-final-insns= dump. */
76 extern bool final_insns_dump_p;
79 /* Other basic status info about current function. */
81 class target_flag_state
83 public:
84 /* Each falign-foo can generate up to two levels of alignment:
85 -falign-foo=N:M[:N2:M2] */
86 align_flags x_align_loops;
87 align_flags x_align_jumps;
88 align_flags x_align_labels;
89 align_flags x_align_functions;
92 extern class target_flag_state default_target_flag_state;
93 #if SWITCHABLE_TARGET
94 extern class target_flag_state *this_target_flag_state;
95 #else
96 #define this_target_flag_state (&default_target_flag_state)
97 #endif
99 #define align_loops (this_target_flag_state->x_align_loops)
100 #define align_jumps (this_target_flag_state->x_align_jumps)
101 #define align_labels (this_target_flag_state->x_align_labels)
102 #define align_functions (this_target_flag_state->x_align_functions)
104 /* Returns TRUE if generated code should match ABI version N or
105 greater is in use. */
107 #define abi_version_at_least(N) \
108 (flag_abi_version == 0 || flag_abi_version >= (N))
110 /* Whether to emit an overflow warning whose code is C. */
111 #define issue_strict_overflow_warning(c) (warn_strict_overflow >= (int) (c))
113 #endif
115 #endif /* ! GCC_FLAGS_H */