/* Data structures associated with tracepoints in GDB.
- Copyright (C) 1997, 1998, 1999, 2000, 2007, 2008, 2009, 2010
+ Copyright (C) 1997, 1998, 1999, 2000, 2007, 2008, 2009, 2010, 2011
Free Software Foundation, Inc.
This file is part of GDB.
#if !defined (TRACEPOINT_H)
#define TRACEPOINT_H 1
-enum actionline_type
- {
- BADLINE = -1,
- GENERIC = 0,
- END = 1,
- STEPPING = 2
- };
+#include "breakpoint.h"
+#include "target.h"
+#include "memrange.h"
/* A trace state variable is a value managed by a target being
- traced. A trace state variable (or tsv for short) can be accessed
+ traced. A trace state variable (or tsv for short) can be accessed
and assigned to by tracepoint actions and conditionals, but is not
part of the program being traced, and it doesn't have to be
- collected. Effectively the variables are scratch space for
+ collected. Effectively the variables are scratch space for
tracepoints. */
struct trace_state_variable
tstop_command,
trace_buffer_full,
trace_disconnected,
- tracepoint_passcount
+ tracepoint_passcount,
+ tracepoint_error
};
struct trace_status
enum trace_stop_reason stop_reason;
- /* If stop_reason == tracepoint_passcount, the on-target number
- of the tracepoint which caused the stop. */
+ /* If stop_reason is tracepoint_passcount or tracepoint_error, this
+ is the (on-target) number of the tracepoint which caused the
+ stop. */
int stopping_tracepoint;
+ /* If stop_reason is tracepoint_error, this is a human-readable
+ string that describes the error that happened on the target. */
+ char *error_desc;
+
/* Number of traceframes currently in the buffer. */
int traceframe_count;
/* Unused bytes left in the target's trace buffer. */
int buffer_free;
+
+ /* 1 if the target will continue tracing after disconnection, else
+ 0. If the target does not report a value, assume 0. */
+
+ int disconnected_tracing;
+
+ /* 1 if the target is using a circular trace buffer, else 0. If the
+ target does not report a value, assume 0. */
+
+ int circular_buffer;
};
struct trace_status *current_trace_status (void);
/* Struct to collect random info about tracepoints on the target. */
-struct uploaded_tp {
+DEF_VEC_P (char_ptr);
+
+struct uploaded_tp
+{
int number;
enum bptype type;
ULONGEST addr;
int step;
int pass;
int orig_size;
+
+ /* String that is the encoded form of the tracepoint's condition. */
char *cond;
- int numactions;
- char *actions[100];
- int num_step_actions;
- char *step_actions[100];
+
+ /* Vectors of strings that are the encoded forms of a tracepoint's
+ actions. */
+ VEC(char_ptr) *actions;
+ VEC(char_ptr) *step_actions;
+
+ /* The original string defining the location of the tracepoint. */
+ char *at_string;
+
+ /* The original string defining the tracepoint's condition. */
+ char *cond_string;
+
+ /* List of original strings defining the tracepoint's actions. */
+ VEC(char_ptr) *cmd_strings;
+
struct uploaded_tp *next;
};
/* Struct recording info about trace state variables on the target. */
-struct uploaded_tsv {
+struct uploaded_tsv
+{
const char *name;
int number;
LONGEST initial_value;
struct uploaded_tsv *next;
};
+/* Struct recording info about a target static tracepoint marker. */
+
+struct static_tracepoint_marker
+{
+ struct gdbarch *gdbarch;
+ CORE_ADDR address;
+
+ /* The string ID of the marker. */
+ char *str_id;
+
+ /* Extra target reported info associated with the marker. */
+ char *extra;
+};
+
+extern void parse_static_tracepoint_marker_definition
+ (char *line, char **pp,
+ struct static_tracepoint_marker *marker);
+extern void release_static_tracepoint_marker (struct static_tracepoint_marker *);
+
/* A hook used to notify the UI of tracepoint operations. */
extern void (*deprecated_trace_find_hook) (char *arg, int from_tty);
extern void (*deprecated_trace_start_stop_hook) (int start, int from_tty);
-int get_traceframe_number (void);
-void set_traceframe_number (int);
+/* Returns the current traceframe number. */
+extern int get_traceframe_number (void);
+
+/* Make the traceframe NUM be the current GDB trace frame number, and
+ do nothing more. In particular, this does not flush the
+ register/frame caches or notify the target about the trace frame
+ change, so that is can be used when we need to momentarily access
+ live memory. Targets lazily switch their current traceframe to
+ match GDB's traceframe number, at the appropriate times. */
+extern void set_traceframe_number (int);
+
+/* Make the traceframe NUM be the current trace frame, all the way to
+ the target, and flushes all global state (register/frame caches,
+ etc.). */
+extern void set_current_traceframe (int num);
+
struct cleanup *make_cleanup_restore_current_traceframe (void);
+struct cleanup *make_cleanup_restore_traceframe_number (void);
void free_actions (struct breakpoint *);
-enum actionline_type validate_actionline (char **, struct breakpoint *);
+extern void validate_actionline (char **, struct breakpoint *);
extern void end_actions_pseudocommand (char *args, int from_tty);
extern void while_stepping_pseudocommand (char *args, int from_tty);
extern struct trace_state_variable *find_trace_state_variable (const char *name);
+extern struct trace_state_variable *create_trace_state_variable (const char *name);
+
+extern int encode_source_string (int num, ULONGEST addr,
+ char *srctype, char *src,
+ char *buf, int buf_size);
extern void parse_trace_status (char *line, struct trace_status *ts);
-extern void parse_tracepoint_definition (char *line, struct uploaded_tp **utpp);
+extern void parse_tracepoint_definition (char *line,
+ struct uploaded_tp **utpp);
extern void parse_tsv_definition (char *line, struct uploaded_tsv **utsvp);
extern struct uploaded_tp *get_uploaded_tp (int num, ULONGEST addr,
extern void merge_uploaded_tracepoints (struct uploaded_tp **utpp);
extern void merge_uploaded_trace_state_variables (struct uploaded_tsv **utsvp);
-extern void disconnect_or_stop_tracing (int from_tty);
+extern void disconnect_tracing (int from_tty);
extern void start_tracing (void);
extern void stop_tracing (void);
extern void trace_status_mi (int on_stop);
+extern void tvariables_info_1 (void);
+extern void save_trace_state_variables (struct ui_file *fp);
+
+extern void tfind_1 (enum trace_find_type type, int num,
+ ULONGEST addr1, ULONGEST addr2,
+ int from_tty);
+
+extern void trace_save (const char *filename, int target_does_save);
+
+extern struct traceframe_info *parse_traceframe_info (const char *tframe_info);
+
+extern int traceframe_available_memory (VEC(mem_range_s) **result,
+ CORE_ADDR memaddr, ULONGEST len);
+
#endif /* TRACEPOINT_H */
projects / deliverable / binutils-gdb.git / blobdiff