/* Data structures associated with breakpoints in GDB.
- Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
- 2002, 2003, 2004, 2007, 2008, 2009, 2010, 2011
- Free Software Foundation, Inc.
+ Copyright (C) 1992-2004, 2007-2012 Free Software Foundation, Inc.
This file is part of GDB.
automatically enabled and reset when the
call "lands" (either completes, or stops
at another eventpoint). */
- bp_startup_disabled, /* The eventpoint has been disabled during
- inferior startup. This is necessary on
- some targets where the main executable
- will get relocated during startup, making
- breakpoint addresses invalid. The
- eventpoint will be automatically enabled
- and reset once inferior startup is
- complete. */
bp_permanent /* There is a breakpoint instruction
hard-wired into the target's code. Don't
try to write another breakpoint
char inserted;
/* Nonzero if this is not the first breakpoint in the list
- for the given address. */
+ for the given address. location of tracepoint can _never_
+ be duplicated with other locations of tracepoints and other
+ kinds of breakpoints, because two locations at the same
+ address may have different actions, so both of these locations
+ should be downloaded and so that `tfind N' always works. */
char duplicate;
/* If we someday support real thread-specific breakpoints, then
This variable keeps a number of events still to go, when
it becomes 0 this location is retired. */
int events_till_retirement;
+
+ /* Line number of this address. */
+
+ int line_number;
+
+ /* Source file name of this address. */
+
+ char *source_file;
};
/* This structure is a collection of function pointers that, if available,
/* Location(s) associated with this high-level breakpoint. */
struct bp_location *loc;
- /* Line number of this address. */
-
- int line_number;
-
- /* Source file name of this address. */
-
- char *source_file;
-
/* Non-zero means a silent breakpoint (don't print frame info
if we stop here). */
unsigned char silent;
equals this. */
struct frame_id frame_id;
- /* The program space used to set the breakpoint. */
+ /* The program space used to set the breakpoint. This is only set
+ for breakpoints which are specific to a program space; for
+ non-thread-specific ordinary breakpoints this is NULL. */
struct program_space *pspace;
/* String we used to set the breakpoint (malloc'd). */
char *addr_string;
+ /* The filter that should be passed to decode_line_full when
+ re-setting this breakpoint. This may be NULL, but otherwise is
+ allocated with xmalloc. */
+ char *filter;
+
/* For a ranged breakpoint, the string we used to find
the end of the range (malloc'd). */
char *addr_string_range_end;
/* The number of the tracepoint on the target. */
int number_on_target;
+ /* The total space taken by all the trace frames for this
+ tracepoint. */
+ ULONGEST traceframe_usage;
+
/* The static tracepoint marker id, if known. */
char *static_trace_marker_id;
/* Print a message indicating what happened. Returns nonzero to
say that only the source line should be printed after this (zero
return means print the frame as well as the source line). */
-extern enum print_stop_action bpstat_print (bpstat);
+extern enum print_stop_action bpstat_print (bpstat, int);
/* Put in *NUM the breakpoint number of the first breakpoint we are
stopped at. *BSP upon return is a bpstat which points to the
command loop). */
extern void bpstat_do_actions (void);
-/* Modify BS so that the actions will not be performed. */
-extern void bpstat_clear_actions (bpstat);
+/* Modify all entries of STOP_BPSTAT of INFERIOR_PTID so that the actions will
+ not be performed. */
+extern void bpstat_clear_actions (void);
/* Implementation: */
/* The associated command list. */
struct counted_command_line *commands;
- /* Commands left to be done. This points somewhere in
- base_command. */
- struct command_line *commands_left;
-
/* Old value associated with a watchpoint. */
struct value *old_val;
extern void set_ignore_count (int, int, int);
-extern void set_default_breakpoint (int, struct program_space *,
- CORE_ADDR, struct symtab *, int);
-
extern void breakpoint_init_inferior (enum inf_context);
extern struct cleanup *make_cleanup_delete_breakpoint (struct breakpoint *);
/* Add breakpoint B on the breakpoint list, and notify the user, the
target and breakpoint_created observers of its existence. If
INTERNAL is non-zero, the breakpoint number will be allocated from
- the internal breakpoint count. */
+ the internal breakpoint count. If UPDATE_GLL is non-zero,
+ update_global_location_list will be called. */
-extern void install_breakpoint (int internal, struct breakpoint *b);
+extern void install_breakpoint (int internal, struct breakpoint *b,
+ int update_gll);
extern int create_breakpoint (struct gdbarch *gdbarch, char *arg,
char *cond_string, int thread,
target. */
int watchpoints_triggered (struct target_waitstatus *);
-/* Update BUF, which is LEN bytes read from the target address MEMADDR,
- by replacing any memory breakpoints with their shadowed contents. */
-void breakpoint_restore_shadows (gdb_byte *buf, ULONGEST memaddr,
- LONGEST len);
+/* Helper for transparent breakpoint hiding for memory read and write
+ routines.
+
+ Update one of READBUF or WRITEBUF with either the shadows
+ (READBUF), or the breakpoint instructions (WRITEBUF) of inserted
+ breakpoints at the memory range defined by MEMADDR and extending
+ for LEN bytes. If writing, then WRITEBUF is a copy of WRITEBUF_ORG
+ on entry.*/
+extern void breakpoint_xfer_memory (gdb_byte *readbuf, gdb_byte *writebuf,
+ const gdb_byte *writebuf_org,
+ ULONGEST memaddr, LONGEST len);
extern int breakpoints_always_inserted_mode (void);
extern struct breakpoint *iterate_over_breakpoints (int (*) (struct breakpoint *,
void *), void *);
+/* Nonzero if the specified PC cannot be a location where functions
+ have been inlined. */
+
+extern int pc_at_non_inline_function (struct address_space *aspace,
+ CORE_ADDR pc);
+
extern int user_breakpoint_p (struct breakpoint *);
+/* Attempt to determine architecture of location identified by SAL. */
+extern struct gdbarch *get_sal_arch (struct symtab_and_line sal);
+
#endif /* !defined (BREAKPOINT_H) */
projects / deliverable / binutils-gdb.git / blobdiff