Commit | Line | Data |
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a0b31db1 JK |
1 | /* *INDENT-OFF* */ /* ATTRIBUTE_PRINTF confuses indent, avoid running it |
2 | for now. */ | |
c906108c | 3 | /* Basic, host-specific, and target-specific definitions for GDB. |
b811d2c2 | 4 | Copyright (C) 1986-2020 Free Software Foundation, Inc. |
4e5106e6 | 5 | Copyright (C) 2019-2020 Advanced Micro Devices, Inc. All rights reserved. |
c906108c | 6 | |
c5aa993b | 7 | This file is part of GDB. |
c906108c | 8 | |
c5aa993b JM |
9 | This program is free software; you can redistribute it and/or modify |
10 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 11 | the Free Software Foundation; either version 3 of the License, or |
c5aa993b | 12 | (at your option) any later version. |
c906108c | 13 | |
c5aa993b JM |
14 | This program is distributed in the hope that it will be useful, |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | GNU General Public License for more details. | |
c906108c | 18 | |
c5aa993b | 19 | You should have received a copy of the GNU General Public License |
a9762ec7 | 20 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
c906108c SS |
21 | |
22 | #ifndef DEFS_H | |
23 | #define DEFS_H | |
24 | ||
d26e3629 KY |
25 | #ifdef GDBSERVER |
26 | # error gdbserver should not include gdb/defs.h | |
27 | #endif | |
28 | ||
268a13a5 | 29 | #include "gdbsupport/common-defs.h" |
975ac915 | 30 | |
8b04f8b6 | 31 | #include <sys/types.h> |
c906108c SS |
32 | #include <limits.h> |
33 | ||
06e476f5 JB |
34 | /* The libdecnumber library, on which GDB depends, includes a header file |
35 | called gstdint.h instead of relying directly on stdint.h. GDB, on the | |
36 | other hand, includes stdint.h directly, relying on the fact that gnulib | |
37 | generates a copy if the system doesn't provide one or if it is missing | |
38 | some features. Unfortunately, gstdint.h and stdint.h cannot be included | |
39 | at the same time, which may happen when we include a file from | |
40 | libdecnumber. | |
41 | ||
42 | The following macro definition effectively prevents the inclusion of | |
43 | gstdint.h, as all the definitions it provides are guarded against | |
44 | the GCC_GENERATED_STDINT_H macro. We already have gnulib/stdint.h | |
45 | included, so it's ok to blank out gstdint.h. */ | |
46 | #define GCC_GENERATED_STDINT_H 1 | |
47 | ||
104c1213 | 48 | #include <unistd.h> |
d8d2a3ee | 49 | |
637d6690 CW |
50 | #include <fcntl.h> |
51 | ||
6c7a06a3 TT |
52 | #include "gdb_wchar.h" |
53 | ||
48faced0 DE |
54 | #include "ui-file.h" |
55 | ||
268a13a5 TT |
56 | #include "gdbsupport/host-defs.h" |
57 | #include "gdbsupport/enum-flags.h" | |
48faced0 | 58 | |
bb2ec1b3 TT |
59 | /* Scope types enumerator. List the types of scopes the compiler will |
60 | accept. */ | |
61 | ||
62 | enum compile_i_scope_types | |
63 | { | |
64 | COMPILE_I_INVALID_SCOPE, | |
65 | ||
66 | /* A simple scope. Wrap an expression into a simple scope that | |
67 | takes no arguments, returns no value, and uses the generic | |
68 | function name "_gdb_expr". */ | |
69 | ||
70 | COMPILE_I_SIMPLE_SCOPE, | |
71 | ||
72 | /* Do not wrap the expression, | |
73 | it has to provide function "_gdb_expr" on its own. */ | |
74 | COMPILE_I_RAW_SCOPE, | |
36de76f9 JK |
75 | |
76 | /* A printable expression scope. Wrap an expression into a scope | |
77 | suitable for the "compile print" command. It uses the generic | |
78 | function name "_gdb_expr". COMPILE_I_PRINT_ADDRESS_SCOPE variant | |
79 | is the usual one, taking address of the object. | |
80 | COMPILE_I_PRINT_VALUE_SCOPE is needed for arrays where the array | |
81 | name already specifies its address. See get_out_value_type. */ | |
82 | COMPILE_I_PRINT_ADDRESS_SCOPE, | |
83 | COMPILE_I_PRINT_VALUE_SCOPE, | |
bb2ec1b3 TT |
84 | }; |
85 | ||
6f98355c YQ |
86 | |
87 | template<typename T> | |
88 | using RequireLongest = gdb::Requires<gdb::Or<std::is_same<T, LONGEST>, | |
89 | std::is_same<T, ULONGEST>>>; | |
90 | ||
975ac915 | 91 | /* Just in case they're not defined in stdio.h. */ |
c906108c SS |
92 | |
93 | #ifndef SEEK_SET | |
94 | #define SEEK_SET 0 | |
95 | #endif | |
96 | #ifndef SEEK_CUR | |
97 | #define SEEK_CUR 1 | |
98 | #endif | |
99 | ||
637d6690 CW |
100 | /* The O_BINARY flag is defined in fcntl.h on some non-Posix platforms. |
101 | It is used as an access modifier in calls to open(), where it acts | |
0963b4bd MS |
102 | similarly to the "b" character in fopen()'s MODE argument. On Posix |
103 | platforms it should be a no-op, so it is defined as 0 here. This | |
104 | ensures that the symbol may be used freely elsewhere in gdb. */ | |
637d6690 CW |
105 | |
106 | #ifndef O_BINARY | |
107 | #define O_BINARY 0 | |
108 | #endif | |
109 | ||
8e3b41a9 | 110 | #include "hashtab.h" |
c906108c | 111 | |
a8b16220 | 112 | /* * Enable dbx commands if set. */ |
c906108c SS |
113 | extern int dbx_commands; |
114 | ||
a8b16220 | 115 | /* * System root path, used to find libraries etc. */ |
030292b7 DJ |
116 | extern char *gdb_sysroot; |
117 | ||
a8b16220 | 118 | /* * GDB datadir, used to store data files. */ |
f2aec7f6 | 119 | extern std::string gdb_datadir; |
b14b1491 | 120 | |
f2aec7f6 | 121 | /* * If not empty, the possibly relocated path to python's "lib" directory |
0c4a4063 | 122 | specified with --with-python. */ |
f2aec7f6 | 123 | extern std::string python_libdir; |
0c4a4063 | 124 | |
a8b16220 | 125 | /* * Search path for separate debug files. */ |
aa28a74e DJ |
126 | extern char *debug_file_directory; |
127 | ||
585a46a2 PA |
128 | /* GDB's SIGINT handler basically sets a flag; code that might take a |
129 | long time before it gets back to the event loop, and which ought to | |
130 | be interruptible, checks this flag using the QUIT macro, which, if | |
131 | GDB has the terminal, throws a quit exception. | |
522002f9 | 132 | |
f0881b37 PA |
133 | In addition to setting a flag, the SIGINT handler also marks a |
134 | select/poll-able file descriptor as read-ready. That is used by | |
135 | interruptible_select in order to support interrupting blocking I/O | |
136 | in a race-free manner. | |
137 | ||
6dddc817 DE |
138 | These functions use the extension_language_ops API to allow extension |
139 | language(s) and GDB SIGINT handling to coexist seamlessly. */ | |
522002f9 | 140 | |
a8b16220 | 141 | /* * Evaluate to non-zero if the quit flag is set, zero otherwise. This |
522002f9 TT |
142 | will clear the quit flag as a side effect. */ |
143 | extern int check_quit_flag (void); | |
a8b16220 | 144 | /* * Set the quit flag. */ |
522002f9 TT |
145 | extern void set_quit_flag (void); |
146 | ||
048094ac PA |
147 | /* The current quit handler (and its type). This is called from the |
148 | QUIT macro. See default_quit_handler below for default behavior. | |
149 | Parts of GDB temporarily override this to e.g., completely suppress | |
150 | Ctrl-C because it would not be safe to throw. E.g., normally, you | |
151 | wouldn't want to quit between a RSP command and its response, as | |
152 | that would break the communication with the target, but you may | |
153 | still want to intercept the Ctrl-C and offer to disconnect if the | |
154 | user presses Ctrl-C multiple times while the target is stuck | |
155 | waiting for the wedged remote stub. */ | |
156 | typedef void (quit_handler_ftype) (void); | |
157 | extern quit_handler_ftype *quit_handler; | |
158 | ||
048094ac PA |
159 | /* The default quit handler. Checks whether Ctrl-C was pressed, and |
160 | if so: | |
161 | ||
162 | - If GDB owns the terminal, throws a quit exception. | |
163 | ||
164 | - If GDB does not own the terminal, forwards the Ctrl-C to the | |
165 | target. | |
166 | */ | |
167 | extern void default_quit_handler (void); | |
168 | ||
06c868a8 JK |
169 | /* Flag that function quit should call quit_force. */ |
170 | extern volatile int sync_quit_force_run; | |
171 | ||
917317f4 | 172 | extern void quit (void); |
c906108c | 173 | |
abc56d60 PA |
174 | /* Helper for the QUIT macro. */ |
175 | ||
176 | extern void maybe_quit (void); | |
177 | ||
048094ac PA |
178 | /* Check whether a Ctrl-C was typed, and if so, call the current quit |
179 | handler. */ | |
abc56d60 | 180 | #define QUIT maybe_quit () |
c906108c | 181 | |
f0881b37 PA |
182 | /* Set the serial event associated with the quit flag. */ |
183 | extern void quit_serial_event_set (void); | |
184 | ||
185 | /* Clear the serial event associated with the quit flag. */ | |
186 | extern void quit_serial_event_clear (void); | |
187 | ||
a8b16220 | 188 | /* * Languages represented in the symbol table and elsewhere. |
c906108c SS |
189 | This should probably be in language.h, but since enum's can't |
190 | be forward declared to satisfy opaque references before their | |
8b302db8 TT |
191 | actual definition, needs to be here. |
192 | ||
193 | The constants here are in priority order. In particular, | |
194 | demangling is attempted according to this order. | |
195 | ||
196 | Note that there's ambiguity between the mangling schemes of some of | |
197 | these languages, so some symbols could be successfully demangled by | |
198 | several languages. For that reason, the constants here are sorted | |
9c37b5ae TT |
199 | in the order we'll attempt demangling them. For example: Rust uses |
200 | C++ mangling, so must come after C++; Ada must come last (see | |
47e77640 PA |
201 | ada_sniff_from_mangled_name). (Keep this order in sync with the |
202 | 'languages' array in language.c.) */ | |
c906108c | 203 | |
917317f4 JM |
204 | enum language |
205 | { | |
206 | language_unknown, /* Language not known */ | |
207 | language_auto, /* Placeholder for automatic setting */ | |
208 | language_c, /* C */ | |
8b302db8 | 209 | language_objc, /* Objective-C */ |
917317f4 | 210 | language_cplus, /* C++ */ |
6aecb9c2 | 211 | language_d, /* D */ |
a766d390 | 212 | language_go, /* Go */ |
917317f4 JM |
213 | language_fortran, /* Fortran */ |
214 | language_m2, /* Modula-2 */ | |
215 | language_asm, /* Assembly language */ | |
20a0e81d | 216 | language_pascal, /* Pascal */ |
f4b8a18d | 217 | language_opencl, /* OpenCL */ |
c44af4eb | 218 | language_rust, /* Rust */ |
f290d38e | 219 | language_minimal, /* All other languages, minimal support only */ |
8b302db8 | 220 | language_ada, /* Ada */ |
f290d38e | 221 | nr_languages |
917317f4 | 222 | }; |
c906108c | 223 | |
51cdc993 DE |
224 | /* The number of bits needed to represent all languages, with enough |
225 | padding to allow for reasonable growth. */ | |
226 | #define LANGUAGE_BITS 5 | |
227 | gdb_static_assert (nr_languages <= (1 << LANGUAGE_BITS)); | |
228 | ||
c906108c | 229 | enum precision_type |
917317f4 JM |
230 | { |
231 | single_precision, | |
232 | double_precision, | |
233 | unspecified_precision | |
234 | }; | |
235 | ||
a8b16220 SS |
236 | /* * A generic, not quite boolean, enumeration. This is used for |
237 | set/show commands in which the options are on/off/automatic. */ | |
7f19b9a2 AC |
238 | enum auto_boolean |
239 | { | |
240 | AUTO_BOOLEAN_TRUE, | |
241 | AUTO_BOOLEAN_FALSE, | |
242 | AUTO_BOOLEAN_AUTO | |
243 | }; | |
244 | ||
a8b16220 SS |
245 | /* * Potential ways that a function can return a value of a given |
246 | type. */ | |
247 | ||
92ad9cd9 AC |
248 | enum return_value_convention |
249 | { | |
a8b16220 | 250 | /* * Where the return value has been squeezed into one or more |
92ad9cd9 AC |
251 | registers. */ |
252 | RETURN_VALUE_REGISTER_CONVENTION, | |
a8b16220 | 253 | /* * Commonly known as the "struct return convention". The caller |
92ad9cd9 AC |
254 | passes an additional hidden first parameter to the caller. That |
255 | parameter contains the address at which the value being returned | |
256 | should be stored. While typically, and historically, used for | |
257 | large structs, this is convention is applied to values of many | |
258 | different types. */ | |
31db7b6c | 259 | RETURN_VALUE_STRUCT_CONVENTION, |
a8b16220 | 260 | /* * Like the "struct return convention" above, but where the ABI |
31db7b6c MK |
261 | guarantees that the called function stores the address at which |
262 | the value being returned is stored in a well-defined location, | |
263 | such as a register or memory slot in the stack frame. Don't use | |
264 | this if the ABI doesn't explicitly guarantees this. */ | |
265 | RETURN_VALUE_ABI_RETURNS_ADDRESS, | |
a8b16220 | 266 | /* * Like the "struct return convention" above, but where the ABI |
31db7b6c MK |
267 | guarantees that the address at which the value being returned is |
268 | stored will be available in a well-defined location, such as a | |
269 | register or memory slot in the stack frame. Don't use this if | |
270 | the ABI doesn't explicitly guarantees this. */ | |
271 | RETURN_VALUE_ABI_PRESERVES_ADDRESS, | |
92ad9cd9 AC |
272 | }; |
273 | ||
c906108c SS |
274 | /* Needed for various prototypes */ |
275 | ||
c906108c SS |
276 | struct symtab; |
277 | struct breakpoint; | |
6e4c6c91 | 278 | struct frame_info; |
8b9b9e1a | 279 | struct gdbarch; |
028d0ed5 | 280 | struct value; |
c906108c | 281 | |
478aac75 DE |
282 | /* From main.c. */ |
283 | ||
284 | /* This really belong in utils.c (path-utils.c?), but it references some | |
285 | globals that are currently only available to main.c. */ | |
f2aec7f6 | 286 | extern std::string relocate_gdb_directory (const char *initial, bool relocatable); |
478aac75 | 287 | |
c906108c SS |
288 | \f |
289 | /* Annotation stuff. */ | |
290 | ||
917317f4 | 291 | extern int annotation_level; /* in stack.c */ |
c906108c | 292 | \f |
c906108c SS |
293 | |
294 | /* From regex.c or libc. BSD 4.4 declares this with the argument type as | |
295 | "const char *" in unistd.h, so we can't declare the argument | |
296 | as "char *". */ | |
297 | ||
56000a98 | 298 | EXTERN_C char *re_comp (const char *); |
c906108c SS |
299 | |
300 | /* From symfile.c */ | |
301 | ||
1d8b34a7 | 302 | extern void symbol_file_command (const char *, int); |
917317f4 | 303 | |
c906108c SS |
304 | /* From top.c */ |
305 | ||
6426a772 JM |
306 | typedef void initialize_file_ftype (void); |
307 | ||
38bcc89d | 308 | extern char *gdb_readline_wrapper (const char *); |
b4f5539f | 309 | |
992a7040 | 310 | extern const char *command_line_input (const char *, const char *); |
c906108c | 311 | |
917317f4 | 312 | extern void print_prompt (void); |
c906108c | 313 | |
268a799a PA |
314 | struct ui; |
315 | ||
316 | extern int input_interactive_p (struct ui *); | |
c906108c | 317 | |
491144b5 | 318 | extern bool info_verbose; |
c906108c SS |
319 | |
320 | /* From printcmd.c */ | |
321 | ||
8b9b9e1a | 322 | extern void set_next_address (struct gdbarch *, CORE_ADDR); |
c906108c | 323 | |
9cb709b6 | 324 | extern int print_address_symbolic (struct gdbarch *, CORE_ADDR, |
a121b7c1 PA |
325 | struct ui_file *, int, |
326 | const char *); | |
c906108c | 327 | |
5af949e3 | 328 | extern void print_address (struct gdbarch *, CORE_ADDR, struct ui_file *); |
2b28d209 | 329 | extern const char *pc_prefix (CORE_ADDR); |
c906108c | 330 | |
104c1213 JM |
331 | /* From exec.c */ |
332 | ||
a8b16220 SS |
333 | /* * Process memory area starting at ADDR with length SIZE. Area is |
334 | readable iff READ is non-zero, writable if WRITE is non-zero, | |
335 | executable if EXEC is non-zero. Area is possibly changed against | |
336 | its original file based copy if MODIFIED is non-zero. DATA is | |
337 | passed without changes from a caller. */ | |
4f69f4c2 | 338 | |
b8edc417 JK |
339 | typedef int (*find_memory_region_ftype) (CORE_ADDR addr, unsigned long size, |
340 | int read, int write, int exec, | |
4f69f4c2 | 341 | int modified, void *data); |
b8edc417 | 342 | |
a8b16220 | 343 | /* * Possible lvalue types. Like enum language, this should be in |
0963b4bd | 344 | value.h, but needs to be here for the same reason. */ |
53a5351d JM |
345 | |
346 | enum lval_type | |
347 | { | |
a8b16220 | 348 | /* * Not an lval. */ |
53a5351d | 349 | not_lval, |
a8b16220 | 350 | /* * In memory. */ |
53a5351d | 351 | lval_memory, |
a8b16220 | 352 | /* * In a register. Registers are relative to a frame. */ |
53a5351d | 353 | lval_register, |
a8b16220 | 354 | /* * In a gdb internal variable. */ |
53a5351d | 355 | lval_internalvar, |
e81e7f5e SC |
356 | /* * Value encapsulates a callable defined in an extension language. */ |
357 | lval_xcallable, | |
a8b16220 | 358 | /* * Part of a gdb internal variable (structure field). */ |
5f5233d4 | 359 | lval_internalvar_component, |
a8b16220 SS |
360 | /* * Value's bits are fetched and stored using functions provided |
361 | by its creator. */ | |
5f5233d4 | 362 | lval_computed |
53a5351d JM |
363 | }; |
364 | ||
a8b16220 | 365 | /* * Parameters of the "info proc" command. */ |
145b16a9 UW |
366 | |
367 | enum info_proc_what | |
368 | { | |
a8b16220 | 369 | /* * Display the default cmdline, cwd and exe outputs. */ |
145b16a9 UW |
370 | IP_MINIMAL, |
371 | ||
a8b16220 | 372 | /* * Display `info proc mappings'. */ |
145b16a9 UW |
373 | IP_MAPPINGS, |
374 | ||
a8b16220 | 375 | /* * Display `info proc status'. */ |
145b16a9 UW |
376 | IP_STATUS, |
377 | ||
a8b16220 | 378 | /* * Display `info proc stat'. */ |
145b16a9 UW |
379 | IP_STAT, |
380 | ||
a8b16220 | 381 | /* * Display `info proc cmdline'. */ |
145b16a9 UW |
382 | IP_CMDLINE, |
383 | ||
a8b16220 | 384 | /* * Display `info proc exe'. */ |
145b16a9 UW |
385 | IP_EXE, |
386 | ||
a8b16220 | 387 | /* * Display `info proc cwd'. */ |
145b16a9 UW |
388 | IP_CWD, |
389 | ||
e98ee8c4 JB |
390 | /* * Display `info proc files'. */ |
391 | IP_FILES, | |
392 | ||
a8b16220 | 393 | /* * Display all of the above. */ |
145b16a9 UW |
394 | IP_ALL |
395 | }; | |
396 | ||
a8b16220 | 397 | /* * Default radixes for input and output. Only some values supported. */ |
c906108c SS |
398 | extern unsigned input_radix; |
399 | extern unsigned output_radix; | |
400 | ||
a8b16220 | 401 | /* * Possibilities for prettyformat parameters to routines which print |
c906108c SS |
402 | things. Like enum language, this should be in value.h, but needs |
403 | to be here for the same reason. FIXME: If we can eliminate this | |
404 | as an arg to LA_VAL_PRINT, then we can probably move it back to | |
0963b4bd | 405 | value.h. */ |
c906108c | 406 | |
2a998fc0 | 407 | enum val_prettyformat |
917317f4 | 408 | { |
2a998fc0 DE |
409 | Val_no_prettyformat = 0, |
410 | Val_prettyformat, | |
a8b16220 | 411 | /* * Use the default setting which the user has specified. */ |
2a998fc0 | 412 | Val_prettyformat_default |
917317f4 | 413 | }; |
39f77062 | 414 | |
a8b16220 | 415 | /* * Optional native machine support. Non-native (and possibly pure |
5a2402b8 AC |
416 | multi-arch) targets do not need a "nm.h" file. This will be a |
417 | symlink to one of the nm-*.h files, built by the `configure' | |
418 | script. */ | |
c906108c | 419 | |
5a2402b8 | 420 | #ifdef GDB_NM_FILE |
c906108c | 421 | #include "nm.h" |
5a2402b8 | 422 | #endif |
c906108c | 423 | |
06c2338d | 424 | /* Assume that fopen accepts the letter "b" in the mode string. |
a880ad57 EZ |
425 | It is demanded by ISO C9X, and should be supported on all |
426 | platforms that claim to have a standard-conforming C library. On | |
06c2338d | 427 | true POSIX systems it will be ignored and have no effect. There |
a880ad57 EZ |
428 | may still be systems without a standard-conforming C library where |
429 | an ISO C9X compiler (GCC) is available. Known examples are SunOS | |
06c2338d MK |
430 | 4.x and 4.3BSD. This assumption means these systems are no longer |
431 | supported. */ | |
c906108c | 432 | #ifndef FOPEN_RB |
06c2338d | 433 | # include "fopen-bin.h" |
c906108c SS |
434 | #endif |
435 | ||
c906108c | 436 | /* Defaults for system-wide constants (if not defined by xm.h, we fake it). |
0963b4bd | 437 | FIXME: Assumes 2's complement arithmetic. */ |
c906108c SS |
438 | |
439 | #if !defined (UINT_MAX) | |
0963b4bd | 440 | #define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */ |
c906108c SS |
441 | #endif |
442 | ||
443 | #if !defined (INT_MAX) | |
0963b4bd | 444 | #define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ |
c906108c SS |
445 | #endif |
446 | ||
447 | #if !defined (INT_MIN) | |
0963b4bd | 448 | #define INT_MIN ((int)((int) ~0 ^ INT_MAX)) /* 0x80000000 for 32-bits */ |
c906108c SS |
449 | #endif |
450 | ||
451 | #if !defined (ULONG_MAX) | |
0963b4bd | 452 | #define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF for 32-bits */ |
c906108c SS |
453 | #endif |
454 | ||
455 | #if !defined (LONG_MAX) | |
0963b4bd | 456 | #define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ |
c906108c SS |
457 | #endif |
458 | ||
4ce44c66 | 459 | #if !defined (ULONGEST_MAX) |
658d99ff | 460 | #define ULONGEST_MAX (~(ULONGEST)0) /* 0xFFFFFFFFFFFFFFFF for 64-bits */ |
4ce44c66 JM |
461 | #endif |
462 | ||
658d99ff | 463 | #if !defined (LONGEST_MAX) /* 0x7FFFFFFFFFFFFFFF for 64-bits */ |
4ce44c66 JM |
464 | #define LONGEST_MAX ((LONGEST)(ULONGEST_MAX >> 1)) |
465 | #endif | |
466 | ||
a8b16220 | 467 | /* * Convert a LONGEST to an int. This is used in contexts (e.g. number of |
c906108c SS |
468 | arguments to a function, number in a value history, register number, etc.) |
469 | where the value must not be larger than can fit in an int. */ | |
470 | ||
917317f4 | 471 | extern int longest_to_int (LONGEST); |
c906108c | 472 | |
a8b16220 | 473 | /* * List of known OS ABIs. If you change this, make sure to update the |
4be87837 DJ |
474 | table in osabi.c. */ |
475 | enum gdb_osabi | |
476 | { | |
4be87837 | 477 | GDB_OSABI_UNKNOWN = 0, /* keep this zero */ |
26540402 | 478 | GDB_OSABI_NONE, |
4be87837 DJ |
479 | |
480 | GDB_OSABI_SVR4, | |
481 | GDB_OSABI_HURD, | |
482 | GDB_OSABI_SOLARIS, | |
4be87837 | 483 | GDB_OSABI_LINUX, |
1736a7bd PA |
484 | GDB_OSABI_FREEBSD, |
485 | GDB_OSABI_NETBSD, | |
486 | GDB_OSABI_OPENBSD, | |
4be87837 DJ |
487 | GDB_OSABI_WINCE, |
488 | GDB_OSABI_GO32, | |
83461b86 | 489 | GDB_OSABI_QNXNTO, |
1762d96d | 490 | GDB_OSABI_CYGWIN, |
1f82754b | 491 | GDB_OSABI_AIX, |
a15c5c83 | 492 | GDB_OSABI_DICOS, |
a80b95ba | 493 | GDB_OSABI_DARWIN, |
78664fa3 | 494 | GDB_OSABI_SYMBIAN, |
34864976 | 495 | GDB_OSABI_OPENVMS, |
d5367fe1 | 496 | GDB_OSABI_LYNXOS178, |
cf0dbd6f | 497 | GDB_OSABI_NEWLIB, |
bb7e3f4d | 498 | GDB_OSABI_SDE, |
e1c3a373 | 499 | GDB_OSABI_PIKEOS, |
5922befa | 500 | GDB_OSABI_AMDGPU_HSA, |
1762d96d | 501 | |
4be87837 DJ |
502 | GDB_OSABI_INVALID /* keep this last */ |
503 | }; | |
504 | ||
0b31a4bc TT |
505 | /* Enumerate the requirements a symbol has in order to be evaluated. |
506 | These are listed in order of "strength" -- a later entry subsumes | |
507 | earlier ones. This fine-grained distinction is important because | |
508 | it allows for the evaluation of a TLS symbol during unwinding -- | |
509 | when unwinding one has access to registers, but not the frame | |
510 | itself, because that is being constructed. */ | |
511 | ||
512 | enum symbol_needs_kind | |
513 | { | |
514 | /* No special requirements -- just memory. */ | |
515 | SYMBOL_NEEDS_NONE, | |
516 | ||
517 | /* The symbol needs registers. */ | |
518 | SYMBOL_NEEDS_REGISTERS, | |
519 | ||
520 | /* The symbol needs a frame. */ | |
521 | SYMBOL_NEEDS_FRAME | |
522 | }; | |
523 | ||
c906108c SS |
524 | /* In findvar.c. */ |
525 | ||
6f98355c YQ |
526 | template<typename T, typename = RequireLongest<T>> |
527 | T extract_integer (const gdb_byte *addr, int len, enum bfd_endian byte_order); | |
c906108c | 528 | |
6f98355c YQ |
529 | static inline LONGEST |
530 | extract_signed_integer (const gdb_byte *addr, int len, | |
531 | enum bfd_endian byte_order) | |
532 | { | |
533 | return extract_integer<LONGEST> (addr, len, byte_order); | |
534 | } | |
535 | ||
536 | static inline ULONGEST | |
537 | extract_unsigned_integer (const gdb_byte *addr, int len, | |
538 | enum bfd_endian byte_order) | |
539 | { | |
540 | return extract_integer<ULONGEST> (addr, len, byte_order); | |
541 | } | |
c906108c | 542 | |
e17a4113 UW |
543 | extern int extract_long_unsigned_integer (const gdb_byte *, int, |
544 | enum bfd_endian, LONGEST *); | |
c906108c | 545 | |
0d509538 AC |
546 | extern CORE_ADDR extract_typed_address (const gdb_byte *buf, |
547 | struct type *type); | |
4478b372 | 548 | |
6f98355c YQ |
549 | /* All 'store' functions accept a host-format integer and store a |
550 | target-format integer at ADDR which is LEN bytes long. */ | |
c906108c | 551 | |
6f98355c YQ |
552 | template<typename T, typename = RequireLongest<T>> |
553 | extern void store_integer (gdb_byte *addr, int len, enum bfd_endian byte_order, | |
554 | T val); | |
555 | ||
556 | static inline void | |
557 | store_signed_integer (gdb_byte *addr, int len, | |
558 | enum bfd_endian byte_order, LONGEST val) | |
559 | { | |
560 | return store_integer (addr, len, byte_order, val); | |
561 | } | |
562 | ||
563 | static inline void | |
564 | store_unsigned_integer (gdb_byte *addr, int len, | |
565 | enum bfd_endian byte_order, ULONGEST val) | |
566 | { | |
567 | return store_integer (addr, len, byte_order, val); | |
568 | } | |
c906108c | 569 | |
0d509538 AC |
570 | extern void store_typed_address (gdb_byte *buf, struct type *type, |
571 | CORE_ADDR addr); | |
4478b372 | 572 | |
b057297a AH |
573 | extern void copy_integer_to_size (gdb_byte *dest, int dest_size, |
574 | const gdb_byte *source, int source_size, | |
575 | bool is_signed, enum bfd_endian byte_order); | |
576 | ||
c906108c | 577 | /* Hooks for alternate command interfaces. */ |
8b93c638 | 578 | |
c906108c SS |
579 | struct target_waitstatus; |
580 | struct cmd_list_element; | |
c906108c | 581 | |
769d7dc4 AC |
582 | extern void (*deprecated_pre_add_symbol_hook) (const char *); |
583 | extern void (*deprecated_post_add_symbol_hook) (void); | |
11c949aa | 584 | extern void (*selected_frame_level_changed_hook) (int); |
98bbd631 | 585 | extern int (*deprecated_ui_loop_hook) (int signo); |
9a4105ab AC |
586 | extern void (*deprecated_show_load_progress) (const char *section, |
587 | unsigned long section_sent, | |
588 | unsigned long section_size, | |
589 | unsigned long total_sent, | |
590 | unsigned long total_size); | |
591 | extern void (*deprecated_print_frame_info_listing_hook) (struct symtab * s, | |
3e43a32a MS |
592 | int line, |
593 | int stopline, | |
9a4105ab | 594 | int noerror); |
bee0189a DJ |
595 | extern int (*deprecated_query_hook) (const char *, va_list) |
596 | ATTRIBUTE_FPTR_PRINTF(1,0); | |
597 | extern void (*deprecated_warning_hook) (const char *, va_list) | |
598 | ATTRIBUTE_FPTR_PRINTF(1,0); | |
a121b7c1 | 599 | extern void (*deprecated_readline_begin_hook) (const char *, ...) |
bee0189a | 600 | ATTRIBUTE_FPTR_PRINTF_1; |
38bcc89d | 601 | extern char *(*deprecated_readline_hook) (const char *); |
9a4105ab | 602 | extern void (*deprecated_readline_end_hook) (void); |
9a4105ab AC |
603 | extern void (*deprecated_context_hook) (int); |
604 | extern ptid_t (*deprecated_target_wait_hook) (ptid_t ptid, | |
47608cb1 PA |
605 | struct target_waitstatus *status, |
606 | int options); | |
917317f4 | 607 | |
9a4105ab AC |
608 | extern void (*deprecated_attach_hook) (void); |
609 | extern void (*deprecated_detach_hook) (void); | |
610 | extern void (*deprecated_call_command_hook) (struct cmd_list_element * c, | |
95a6b0a1 | 611 | const char *cmd, int from_tty); |
917317f4 | 612 | |
9a4105ab AC |
613 | extern int (*deprecated_ui_load_progress_hook) (const char *section, |
614 | unsigned long num); | |
c906108c | 615 | |
104c1213 JM |
616 | /* If this definition isn't overridden by the header files, assume |
617 | that isatty and fileno exist on this system. */ | |
618 | #ifndef ISATTY | |
619 | #define ISATTY(FP) (isatty (fileno (FP))) | |
620 | #endif | |
621 | ||
a8b16220 | 622 | /* * A width that can achieve a better legibility for GDB MI mode. */ |
3347eb1a | 623 | #define GDB_MI_MSG_WIDTH 80 |
624 | ||
6c95b8df PA |
625 | /* From progspace.c */ |
626 | ||
627 | extern void initialize_progspace (void); | |
628 | extern void initialize_inferiors (void); | |
629 | ||
a8b16220 | 630 | /* * Special block numbers */ |
8903c50d TT |
631 | |
632 | enum block_enum | |
633 | { | |
634 | GLOBAL_BLOCK = 0, | |
635 | STATIC_BLOCK = 1, | |
636 | FIRST_LOCAL_BLOCK = 2 | |
637 | }; | |
638 | ||
76727919 | 639 | /* User selection used in observable.h and multiple print functions. */ |
4034d0ff AT |
640 | |
641 | enum user_selected_what_flag | |
642 | { | |
643 | /* Inferior selected. */ | |
644 | USER_SELECTED_INFERIOR = 1 << 1, | |
645 | ||
646 | /* Thread selected. */ | |
647 | USER_SELECTED_THREAD = 1 << 2, | |
648 | ||
649 | /* Frame selected. */ | |
650 | USER_SELECTED_FRAME = 1 << 3 | |
651 | }; | |
652 | DEF_ENUM_FLAGS_TYPE (enum user_selected_what_flag, user_selected_what); | |
653 | ||
48faced0 DE |
654 | #include "utils.h" |
655 | ||
c906108c | 656 | #endif /* #ifndef DEFS_H */ |