diff options
Diffstat (limited to 'gdb/tracepoint.h')
| -rw-r--r-- | gdb/tracepoint.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/gdb/tracepoint.h b/gdb/tracepoint.h index 8bdd1f7..f23bb53 100644 --- a/gdb/tracepoint.h +++ b/gdb/tracepoint.h @@ -35,6 +35,34 @@ enum actionline_type STEPPING = 2 }; +/* A trace state variable is a value managed by a target being + 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 + tracepoints. */ + +struct trace_state_variable + { + /* The variable's name. The user has to prefix with a dollar sign, + but we don't store that internally. */ + const char *name; + + /* An id number assigned by GDB, and transmitted to targets. */ + int number; + + /* The initial value of a variable is a 64-bit signed integer. */ + LONGEST initial_value; + + /* 1 if the value is known, else 0. The value is known during a + trace run, or in tfind mode if the variable was collected into + the current trace frame. */ + int value_known; + + /* The value of a variable is a 64-bit signed integer. */ + LONGEST value; + }; + extern unsigned long trace_running_p; /* A hook used to notify the UI of tracepoint operations. */ @@ -49,4 +77,6 @@ enum actionline_type 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); + #endif /* TRACEPOINT_H */ |