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c906108c | 1 | /* Common definitions for remote server for GDB. |
0b302171 JB |
2 | Copyright (C) 1993, 1995, 1997-2000, 2002-2012 Free Software |
3 | Foundation, Inc. | |
c906108c | 4 | |
c5aa993b | 5 | This file is part of GDB. |
c906108c | 6 | |
c5aa993b JM |
7 | This program is free software; you can redistribute it and/or modify |
8 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 9 | the Free Software Foundation; either version 3 of the License, or |
c5aa993b | 10 | (at your option) any later version. |
c906108c | 11 | |
c5aa993b JM |
12 | This program is distributed in the hope that it will be useful, |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
c906108c | 16 | |
c5aa993b | 17 | You should have received a copy of the GNU General Public License |
a9762ec7 | 18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
c906108c | 19 | |
0a30fbc4 DJ |
20 | #ifndef SERVER_H |
21 | #define SERVER_H | |
22 | ||
23 | #include "config.h" | |
406b1477 | 24 | #include "build-gnulib-gdbserver/config.h" |
0729219d | 25 | |
68070c10 PA |
26 | #ifdef __MINGW32CE__ |
27 | #include "wincecompat.h" | |
28 | #endif | |
29 | ||
0a30fbc4 DJ |
30 | #include <stdarg.h> |
31 | #include <stdio.h> | |
32 | #include <stdlib.h> | |
68070c10 | 33 | #ifdef HAVE_ERRNO_H |
0a30fbc4 | 34 | #include <errno.h> |
68070c10 | 35 | #endif |
0729219d | 36 | #include <setjmp.h> |
0a30fbc4 | 37 | |
d64b8841 DJ |
38 | #ifdef HAVE_STRING_H |
39 | #include <string.h> | |
40 | #endif | |
41 | ||
a1723c35 | 42 | #ifdef HAVE_ALLOCA_H |
43 | #include <alloca.h> | |
44 | #endif | |
a778ab81 | 45 | /* On some systems such as MinGW, alloca is declared in malloc.h |
46 | (there is no alloca.h). */ | |
47 | #if HAVE_MALLOC_H | |
48 | #include <malloc.h> | |
49 | #endif | |
a1723c35 | 50 | |
e122f1f5 | 51 | #if !HAVE_DECL_STRERROR |
43d5792c DJ |
52 | #ifndef strerror |
53 | extern char *strerror (int); /* X3.159-1989 4.11.6.2 */ | |
54 | #endif | |
55 | #endif | |
56 | ||
68070c10 PA |
57 | #if !HAVE_DECL_PERROR |
58 | #ifndef perror | |
59 | extern void perror (const char *); | |
60 | #endif | |
61 | #endif | |
62 | ||
bb0116a4 JB |
63 | #if !HAVE_DECL_VASPRINTF |
64 | extern int vasprintf(char **strp, const char *fmt, va_list ap); | |
65 | #endif | |
66 | #if !HAVE_DECL_VSNPRINTF | |
67 | int vsnprintf(char *str, size_t size, const char *format, va_list ap); | |
68 | #endif | |
69 | ||
0729219d | 70 | #ifndef ATTR_NORETURN |
493e2a69 MS |
71 | #if defined(__GNUC__) && (__GNUC__ > 2 \ |
72 | || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7)) | |
0729219d DJ |
73 | #define ATTR_NORETURN __attribute__ ((noreturn)) |
74 | #else | |
75 | #define ATTR_NORETURN /* nothing */ | |
76 | #endif | |
77 | #endif | |
78 | ||
79 | #ifndef ATTR_FORMAT | |
493e2a69 MS |
80 | #if defined(__GNUC__) && (__GNUC__ > 2 \ |
81 | || (__GNUC__ == 2 && __GNUC_MINOR__ >= 4)) | |
0729219d DJ |
82 | #define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y))) |
83 | #else | |
84 | #define ATTR_FORMAT(type, x, y) /* nothing */ | |
85 | #endif | |
86 | #endif | |
87 | ||
bca929d3 DE |
88 | #ifndef ATTR_MALLOC |
89 | #if defined(__GNUC__) && (__GNUC__ >= 3) | |
90 | #define ATTR_MALLOC __attribute__ ((__malloc__)) | |
91 | #else | |
92 | #define ATTR_MALLOC /* nothing */ | |
93 | #endif | |
94 | #endif | |
95 | ||
9e0627f1 PM |
96 | /* Define underscore macro, if not available, to be able to use it inside |
97 | code shared with gdb in common directory. */ | |
98 | #ifndef _ | |
99 | #define _(String) (String) | |
100 | #endif | |
101 | ||
5e1dc496 LM |
102 | #ifdef IN_PROCESS_AGENT |
103 | # define PROG "ipa" | |
104 | #else | |
105 | # define PROG "gdbserver" | |
106 | #endif | |
107 | ||
01f9e8fa DJ |
108 | /* A type used for binary buffers. */ |
109 | typedef unsigned char gdb_byte; | |
110 | ||
d26e3629 KY |
111 | #include "ptid.h" |
112 | #include "buffer.h" | |
113 | #include "xml-utils.h" | |
114 | #include "gdb_locale.h" | |
115 | ||
0729219d DJ |
116 | /* FIXME: This should probably be autoconf'd for. It's an integer type at |
117 | least the size of a (void *). */ | |
0a30fbc4 DJ |
118 | typedef long long CORE_ADDR; |
119 | ||
219f2f23 | 120 | typedef long long LONGEST; |
95954743 PA |
121 | typedef unsigned long long ULONGEST; |
122 | ||
0d62e5e8 DJ |
123 | /* Generic information for tracking a list of ``inferiors'' - threads, |
124 | processes, etc. */ | |
125 | struct inferior_list | |
126 | { | |
127 | struct inferior_list_entry *head; | |
128 | struct inferior_list_entry *tail; | |
129 | }; | |
130 | struct inferior_list_entry | |
131 | { | |
95954743 | 132 | ptid_t id; |
0d62e5e8 DJ |
133 | struct inferior_list_entry *next; |
134 | }; | |
135 | ||
0d62e5e8 | 136 | struct thread_info; |
d50171e4 PA |
137 | struct process_info; |
138 | struct regcache; | |
139 | ||
140 | #include "regcache.h" | |
141 | #include "gdb/signals.h" | |
142 | #include "gdb_signals.h" | |
143 | #include "target.h" | |
144 | #include "mem-break.h" | |
623b6bdf | 145 | #include "gdbthread.h" |
c04a1aa8 | 146 | |
255e7678 DJ |
147 | struct dll_info |
148 | { | |
149 | struct inferior_list_entry entry; | |
150 | char *name; | |
151 | CORE_ADDR base_addr; | |
152 | }; | |
153 | ||
95954743 PA |
154 | struct sym_cache; |
155 | struct breakpoint; | |
8b07ae33 | 156 | struct raw_breakpoint; |
fa593d66 | 157 | struct fast_tracepoint_jump; |
95954743 PA |
158 | struct process_info_private; |
159 | ||
160 | struct process_info | |
161 | { | |
162 | struct inferior_list_entry head; | |
163 | ||
8336d594 PA |
164 | /* Nonzero if this child process was attached rather than |
165 | spawned. */ | |
95954743 PA |
166 | int attached; |
167 | ||
8336d594 PA |
168 | /* True if GDB asked us to detach from this process, but we remained |
169 | attached anyway. */ | |
170 | int gdb_detached; | |
171 | ||
95954743 PA |
172 | /* The symbol cache. */ |
173 | struct sym_cache *symbol_cache; | |
174 | ||
95954743 PA |
175 | /* The list of memory breakpoints. */ |
176 | struct breakpoint *breakpoints; | |
177 | ||
8b07ae33 PA |
178 | /* The list of raw memory breakpoints. */ |
179 | struct raw_breakpoint *raw_breakpoints; | |
180 | ||
fa593d66 PA |
181 | /* The list of installed fast tracepoints. */ |
182 | struct fast_tracepoint_jump *fast_tracepoint_jumps; | |
183 | ||
95954743 PA |
184 | /* Private target data. */ |
185 | struct process_info_private *private; | |
186 | }; | |
187 | ||
188 | /* Return a pointer to the process that corresponds to the current | |
189 | thread (current_inferior). It is an error to call this if there is | |
190 | no current thread selected. */ | |
191 | ||
192 | struct process_info *current_process (void); | |
7fe519cb | 193 | struct process_info *get_thread_process (struct thread_info *); |
95954743 | 194 | |
c906108c SS |
195 | /* Target-specific functions */ |
196 | ||
4ce44c66 | 197 | void initialize_low (); |
c906108c | 198 | |
ce3a066d DJ |
199 | /* From inferiors.c. */ |
200 | ||
95954743 | 201 | extern struct inferior_list all_processes; |
255e7678 DJ |
202 | extern struct inferior_list all_dlls; |
203 | extern int dlls_changed; | |
bf4c19f7 | 204 | extern void clear_dlls (void); |
255e7678 | 205 | |
0d62e5e8 DJ |
206 | void add_inferior_to_list (struct inferior_list *list, |
207 | struct inferior_list_entry *new_inferior); | |
208 | void for_each_inferior (struct inferior_list *list, | |
209 | void (*action) (struct inferior_list_entry *)); | |
95954743 | 210 | |
0d62e5e8 DJ |
211 | extern struct thread_info *current_inferior; |
212 | void remove_inferior (struct inferior_list *list, | |
213 | struct inferior_list_entry *entry); | |
95954743 PA |
214 | |
215 | struct process_info *add_process (int pid, int attached); | |
216 | void remove_process (struct process_info *process); | |
217 | struct process_info *find_process_pid (int pid); | |
9f767825 DE |
218 | int have_started_inferiors_p (void); |
219 | int have_attached_inferiors_p (void); | |
95954743 | 220 | |
95954743 PA |
221 | ptid_t thread_id_to_gdb_id (ptid_t); |
222 | ptid_t thread_to_gdb_id (struct thread_info *); | |
223 | ptid_t gdb_id_to_thread_id (ptid_t); | |
623b6bdf | 224 | |
ce3a066d | 225 | void clear_inferiors (void); |
0d62e5e8 DJ |
226 | struct inferior_list_entry *find_inferior |
227 | (struct inferior_list *, | |
228 | int (*func) (struct inferior_list_entry *, | |
229 | void *), | |
230 | void *arg); | |
231 | struct inferior_list_entry *find_inferior_id (struct inferior_list *list, | |
95954743 | 232 | ptid_t id); |
0d62e5e8 DJ |
233 | void *inferior_target_data (struct thread_info *); |
234 | void set_inferior_target_data (struct thread_info *, void *); | |
235 | void *inferior_regcache_data (struct thread_info *); | |
236 | void set_inferior_regcache_data (struct thread_info *, void *); | |
ce3a066d | 237 | |
255e7678 DJ |
238 | void loaded_dll (const char *name, CORE_ADDR base_addr); |
239 | void unloaded_dll (const char *name, CORE_ADDR base_addr); | |
240 | ||
c906108c SS |
241 | /* Public variables in server.c */ |
242 | ||
95954743 PA |
243 | extern ptid_t cont_thread; |
244 | extern ptid_t general_thread; | |
5b1c542e | 245 | |
0d62e5e8 | 246 | extern int server_waiting; |
c74d0ad8 | 247 | extern int debug_threads; |
aa5ca48f | 248 | extern int debug_hw_points; |
89be2091 | 249 | extern int pass_signals[]; |
9b224c5e PA |
250 | extern int program_signals[]; |
251 | extern int program_signals_p; | |
c906108c SS |
252 | |
253 | extern jmp_buf toplevel; | |
c906108c | 254 | |
db42f210 PA |
255 | extern int disable_packet_vCont; |
256 | extern int disable_packet_Tthread; | |
257 | extern int disable_packet_qC; | |
258 | extern int disable_packet_qfThreadInfo; | |
259 | ||
03f2bd59 | 260 | extern int run_once; |
95954743 | 261 | extern int multi_process; |
bd99dc85 PA |
262 | extern int non_stop; |
263 | ||
03583c20 UW |
264 | extern int disable_randomization; |
265 | ||
ec48365d PA |
266 | #if USE_WIN32API |
267 | #include <winsock2.h> | |
268 | typedef SOCKET gdb_fildes_t; | |
269 | #else | |
270 | typedef int gdb_fildes_t; | |
271 | #endif | |
272 | ||
bd99dc85 PA |
273 | /* Functions from event-loop.c. */ |
274 | typedef void *gdb_client_data; | |
8336d594 | 275 | typedef int (handler_func) (int, gdb_client_data); |
24b066ba | 276 | typedef int (callback_handler_func) (gdb_client_data); |
bd99dc85 | 277 | |
ec48365d PA |
278 | extern void delete_file_handler (gdb_fildes_t fd); |
279 | extern void add_file_handler (gdb_fildes_t fd, handler_func *proc, | |
bd99dc85 | 280 | gdb_client_data client_data); |
24b066ba DE |
281 | extern int append_callback_event (callback_handler_func *proc, |
282 | gdb_client_data client_data); | |
283 | extern void delete_callback_event (int id); | |
bd99dc85 PA |
284 | |
285 | extern void start_event_loop (void); | |
286 | ||
287 | /* Functions from server.c. */ | |
8336d594 PA |
288 | extern int handle_serial_event (int err, gdb_client_data client_data); |
289 | extern int handle_target_event (int err, gdb_client_data client_data); | |
bd99dc85 | 290 | |
95954743 | 291 | extern void push_event (ptid_t ptid, struct target_waitstatus *status); |
bd99dc85 | 292 | |
a6b151f1 DJ |
293 | /* Functions from hostio.c. */ |
294 | extern int handle_vFile (char *, int, int *); | |
295 | ||
59a016f0 PA |
296 | /* Functions from hostio-errno.c. */ |
297 | extern void hostio_last_error_from_errno (char *own_buf); | |
298 | ||
ea025f5f DJ |
299 | /* From remote-utils.c */ |
300 | ||
c74d0ad8 | 301 | extern int remote_debug; |
a6f3e723 SL |
302 | extern int noack_mode; |
303 | extern int transport_is_reliable; | |
c906108c | 304 | |
8336d594 PA |
305 | int gdb_connected (void); |
306 | ||
e0f9f062 DE |
307 | #define STDIO_CONNECTION_NAME "stdio" |
308 | int remote_connection_is_stdio (void); | |
309 | ||
95954743 PA |
310 | ptid_t read_ptid (char *buf, char **obuf); |
311 | char *write_ptid (char *buf, ptid_t ptid); | |
312 | ||
a14ed312 | 313 | int putpkt (char *buf); |
01f9e8fa | 314 | int putpkt_binary (char *buf, int len); |
bd99dc85 | 315 | int putpkt_notif (char *buf); |
a14ed312 | 316 | int getpkt (char *buf); |
03f2bd59 | 317 | void remote_prepare (char *name); |
a14ed312 KB |
318 | void remote_open (char *name); |
319 | void remote_close (void); | |
320 | void write_ok (char *buf); | |
321 | void write_enn (char *buf); | |
a20d5e98 | 322 | void initialize_async_io (void); |
a14ed312 KB |
323 | void enable_async_io (void); |
324 | void disable_async_io (void); | |
7390519e | 325 | void check_remote_input_interrupt_request (void); |
fa593d66 PA |
326 | void convert_ascii_to_int (const char *from, unsigned char *to, int n); |
327 | void convert_int_to_ascii (const unsigned char *from, char *to, int n); | |
0d62e5e8 DJ |
328 | void new_thread_notify (int id); |
329 | void dead_thread_notify (int id); | |
95954743 | 330 | void prepare_resume_reply (char *buf, ptid_t ptid, |
5b1c542e | 331 | struct target_waitstatus *status); |
c906108c | 332 | |
89be2091 | 333 | const char *decode_address_to_semicolon (CORE_ADDR *addrp, const char *start); |
dae5f5cf | 334 | void decode_address (CORE_ADDR *addrp, const char *start, int len); |
a14ed312 KB |
335 | void decode_m_packet (char *from, CORE_ADDR * mem_addr_ptr, |
336 | unsigned int *len_ptr); | |
337 | void decode_M_packet (char *from, CORE_ADDR * mem_addr_ptr, | |
fa593d66 | 338 | unsigned int *len_ptr, unsigned char **to_p); |
01f9e8fa | 339 | int decode_X_packet (char *from, int packet_len, CORE_ADDR * mem_addr_ptr, |
fa593d66 | 340 | unsigned int *len_ptr, unsigned char **to_p); |
d08aafef | 341 | int decode_xfer_write (char *buf, int packet_len, |
0e7f50da UW |
342 | CORE_ADDR *offset, unsigned int *len, |
343 | unsigned char *data); | |
08388c79 DE |
344 | int decode_search_memory_packet (const char *buf, int packet_len, |
345 | CORE_ADDR *start_addrp, | |
346 | CORE_ADDR *search_space_lenp, | |
493e2a69 MS |
347 | gdb_byte *pattern, |
348 | unsigned int *pattern_lenp); | |
c906108c | 349 | |
ce3a066d DJ |
350 | int unhexify (char *bin, const char *hex, int count); |
351 | int hexify (char *hex, const char *bin, int count); | |
01f9e8fa DJ |
352 | int remote_escape_output (const gdb_byte *buffer, int len, |
353 | gdb_byte *out_buf, int *out_len, | |
354 | int out_maxlen); | |
219f2f23 | 355 | char *unpack_varlen_hex (char *buff, ULONGEST *result); |
ce3a066d | 356 | |
95954743 | 357 | void clear_symbol_cache (struct sym_cache **symcache_p); |
9836d6ea | 358 | int look_up_one_symbol (const char *name, CORE_ADDR *addrp, int may_ask_gdb); |
ce3a066d | 359 | |
fa593d66 PA |
360 | int relocate_instruction (CORE_ADDR *to, CORE_ADDR oldloc); |
361 | ||
bce7165d | 362 | void monitor_output (const char *msg); |
c74d0ad8 | 363 | |
c906108c | 364 | /* Functions from utils.c */ |
d26e3629 | 365 | #include "common-utils.h" |
c906108c | 366 | |
bca929d3 | 367 | void *xmalloc (size_t) ATTR_MALLOC; |
219f2f23 | 368 | void *xrealloc (void *, size_t); |
bca929d3 DE |
369 | void *xcalloc (size_t, size_t) ATTR_MALLOC; |
370 | char *xstrdup (const char *) ATTR_MALLOC; | |
aef93bd7 | 371 | void freeargv (char **argv); |
dc82f37b | 372 | |
54363045 | 373 | void perror_with_name (const char *string); |
bee0189a DJ |
374 | void error (const char *string,...) ATTR_NORETURN ATTR_FORMAT (printf, 1, 2); |
375 | void fatal (const char *string,...) ATTR_NORETURN ATTR_FORMAT (printf, 1, 2); | |
376 | void warning (const char *string,...) ATTR_FORMAT (printf, 1, 2); | |
aa5ca48f | 377 | char *paddress (CORE_ADDR addr); |
219f2f23 PA |
378 | char *pulongest (ULONGEST u); |
379 | char *plongest (LONGEST l); | |
380 | char *phex_nz (ULONGEST l, int sizeof_l); | |
ec48365d | 381 | char *pfildes (gdb_fildes_t fd); |
0a30fbc4 | 382 | |
d26e3629 | 383 | #include "gdb_assert.h" |
e92d13d5 | 384 | |
5c44784c JM |
385 | /* Maximum number of bytes to read/write at once. The value here |
386 | is chosen to fill up a packet (the headers account for the 32). */ | |
387 | #define MAXBUFBYTES(N) (((N)-32)/2) | |
388 | ||
bb9c3d36 UW |
389 | /* Buffer sizes for transferring memory, registers, etc. Set to a constant |
390 | value to accomodate multiple register formats. This value must be at least | |
391 | as large as the largest register set supported by gdbserver. */ | |
392 | #define PBUFSIZ 16384 | |
0a30fbc4 | 393 | |
219f2f23 PA |
394 | /* Functions from tracepoint.c */ |
395 | ||
405f8e94 SS |
396 | /* Size for a small buffer to report problems from the in-process |
397 | agent back to GDBserver. */ | |
398 | #define IPA_BUFSIZ 100 | |
399 | ||
219f2f23 PA |
400 | void initialize_tracepoint (void); |
401 | ||
8336d594 PA |
402 | extern int tracing; |
403 | extern int disconnected_tracing; | |
404 | ||
fa593d66 PA |
405 | void tracepoint_look_up_symbols (void); |
406 | ||
8336d594 PA |
407 | void stop_tracing (void); |
408 | ||
219f2f23 PA |
409 | int handle_tracepoint_general_set (char *own_buf); |
410 | int handle_tracepoint_query (char *own_buf); | |
411 | ||
412 | int tracepoint_finished_step (struct thread_info *tinfo, CORE_ADDR stop_pc); | |
413 | int tracepoint_was_hit (struct thread_info *tinfo, CORE_ADDR stop_pc); | |
414 | ||
415 | void release_while_stepping_state_list (struct thread_info *tinfo); | |
416 | ||
417 | extern int current_traceframe; | |
418 | ||
419 | int in_readonly_region (CORE_ADDR addr, ULONGEST length); | |
420 | int traceframe_read_mem (int tfnum, CORE_ADDR addr, | |
421 | unsigned char *buf, ULONGEST length, | |
422 | ULONGEST *nbytes); | |
423 | int fetch_traceframe_registers (int tfnum, | |
424 | struct regcache *regcache, | |
425 | int regnum); | |
426 | ||
0fb4aa4b PA |
427 | int traceframe_read_sdata (int tfnum, ULONGEST offset, |
428 | unsigned char *buf, ULONGEST length, | |
429 | ULONGEST *nbytes); | |
430 | ||
b3b9301e PA |
431 | int traceframe_read_info (int tfnum, struct buffer *buffer); |
432 | ||
fa593d66 PA |
433 | /* If a thread is determined to be collecting a fast tracepoint, this |
434 | structure holds the collect status. */ | |
435 | ||
436 | struct fast_tpoint_collect_status | |
437 | { | |
438 | /* The tracepoint that is presently being collected. */ | |
439 | int tpoint_num; | |
440 | CORE_ADDR tpoint_addr; | |
441 | ||
442 | /* The address range in the jump pad of where the original | |
443 | instruction the tracepoint jump was inserted was relocated | |
444 | to. */ | |
445 | CORE_ADDR adjusted_insn_addr; | |
446 | CORE_ADDR adjusted_insn_addr_end; | |
447 | }; | |
448 | ||
449 | int fast_tracepoint_collecting (CORE_ADDR thread_area, | |
450 | CORE_ADDR stop_pc, | |
451 | struct fast_tpoint_collect_status *status); | |
452 | void force_unlock_trace_buffer (void); | |
453 | ||
454 | int handle_tracepoint_bkpts (struct thread_info *tinfo, CORE_ADDR stop_pc); | |
455 | ||
456 | #ifdef IN_PROCESS_AGENT | |
457 | void initialize_low_tracepoint (void); | |
458 | void supply_fast_tracepoint_registers (struct regcache *regcache, | |
459 | const unsigned char *regs); | |
0fb4aa4b PA |
460 | void supply_static_tracepoint_registers (struct regcache *regcache, |
461 | const unsigned char *regs, | |
462 | CORE_ADDR pc); | |
405f8e94 SS |
463 | void set_trampoline_buffer_space (CORE_ADDR begin, CORE_ADDR end, |
464 | char *errmsg); | |
fa593d66 PA |
465 | #else |
466 | void stop_tracing (void); | |
405f8e94 SS |
467 | |
468 | int claim_trampoline_space (ULONGEST used, CORE_ADDR *trampoline); | |
469 | int have_fast_tracepoint_trampoline_buffer (char *msgbuf); | |
7255706c | 470 | void gdb_agent_about_to_close (int pid); |
fa593d66 PA |
471 | #endif |
472 | ||
5e1dc496 LM |
473 | struct traceframe; |
474 | ||
475 | /* Do memory copies for bytecodes. */ | |
476 | /* Do the recording of memory blocks for actions and bytecodes. */ | |
477 | ||
478 | int agent_mem_read (struct traceframe *tframe, | |
479 | unsigned char *to, CORE_ADDR from, | |
480 | ULONGEST len); | |
481 | ||
482 | LONGEST agent_get_trace_state_variable_value (int num); | |
483 | void agent_set_trace_state_variable_value (int num, LONGEST val); | |
484 | ||
485 | /* Record the value of a trace state variable. */ | |
486 | ||
487 | int agent_tsv_read (struct traceframe *tframe, int n); | |
488 | int agent_mem_read_string (struct traceframe *tframe, | |
489 | unsigned char *to, | |
490 | CORE_ADDR from, | |
491 | ULONGEST len); | |
492 | ||
6a271cae PA |
493 | /* Bytecode compilation function vector. */ |
494 | ||
495 | struct emit_ops | |
496 | { | |
497 | void (*emit_prologue) (void); | |
498 | void (*emit_epilogue) (void); | |
499 | void (*emit_add) (void); | |
500 | void (*emit_sub) (void); | |
501 | void (*emit_mul) (void); | |
502 | void (*emit_lsh) (void); | |
503 | void (*emit_rsh_signed) (void); | |
504 | void (*emit_rsh_unsigned) (void); | |
505 | void (*emit_ext) (int arg); | |
506 | void (*emit_log_not) (void); | |
507 | void (*emit_bit_and) (void); | |
508 | void (*emit_bit_or) (void); | |
509 | void (*emit_bit_xor) (void); | |
510 | void (*emit_bit_not) (void); | |
511 | void (*emit_equal) (void); | |
512 | void (*emit_less_signed) (void); | |
513 | void (*emit_less_unsigned) (void); | |
514 | void (*emit_ref) (int size); | |
515 | void (*emit_if_goto) (int *offset_p, int *size_p); | |
516 | void (*emit_goto) (int *offset_p, int *size_p); | |
517 | void (*write_goto_address) (CORE_ADDR from, CORE_ADDR to, int size); | |
4e29fb54 | 518 | void (*emit_const) (LONGEST num); |
6a271cae PA |
519 | void (*emit_call) (CORE_ADDR fn); |
520 | void (*emit_reg) (int reg); | |
521 | void (*emit_pop) (void); | |
522 | void (*emit_stack_flush) (void); | |
523 | void (*emit_zero_ext) (int arg); | |
524 | void (*emit_swap) (void); | |
525 | void (*emit_stack_adjust) (int n); | |
526 | ||
527 | /* Emit code for a generic function that takes one fixed integer | |
528 | argument and returns a 64-bit int (for instance, tsv getter). */ | |
529 | void (*emit_int_call_1) (CORE_ADDR fn, int arg1); | |
530 | ||
531 | /* Emit code for a generic function that takes one fixed integer | |
532 | argument and a 64-bit int from the top of the stack, and returns | |
533 | nothing (for instance, tsv setter). */ | |
534 | void (*emit_void_call_2) (CORE_ADDR fn, int arg1); | |
6b9801d4 SS |
535 | |
536 | /* Emit code specialized for common combinations of compare followed | |
537 | by a goto. */ | |
538 | void (*emit_eq_goto) (int *offset_p, int *size_p); | |
539 | void (*emit_ne_goto) (int *offset_p, int *size_p); | |
540 | void (*emit_lt_goto) (int *offset_p, int *size_p); | |
541 | void (*emit_le_goto) (int *offset_p, int *size_p); | |
542 | void (*emit_gt_goto) (int *offset_p, int *size_p); | |
543 | void (*emit_ge_goto) (int *offset_p, int *size_p); | |
6a271cae PA |
544 | }; |
545 | ||
546 | /* Returns the address of the get_raw_reg function in the IPA. */ | |
547 | CORE_ADDR get_raw_reg_func_addr (void); | |
5e1dc496 LM |
548 | /* Returns the address of the get_trace_state_variable_value |
549 | function in the IPA. */ | |
550 | CORE_ADDR get_get_tsv_func_addr (void); | |
551 | /* Returns the address of the set_trace_state_variable_value | |
552 | function in the IPA. */ | |
553 | CORE_ADDR get_set_tsv_func_addr (void); | |
6a271cae PA |
554 | |
555 | CORE_ADDR current_insn_ptr; | |
556 | int emit_error; | |
557 | ||
dd24457d DJ |
558 | /* Version information, from version.c. */ |
559 | extern const char version[]; | |
560 | extern const char host_name[]; | |
561 | ||
0a30fbc4 | 562 | #endif /* SERVER_H */ |