2009-03-30 Stan Shebs <stan@codesourcery.com>

	Make tracepoints into a type of breakpoint.
	* breakpoint.h (enum bptype): Add bp_tracepoint.
	(struct breakpoint): Add fields step_count, pass_count, actions.
	(get_tracepoint, get_tracepoint_by_number): Declare.
	(all_tracepoints): Declare.
	* breakpoint.c: Include tracepoint.h, readline.h.
	(ALL_TRACEPOINTS): Move here from tracepoint.c.
	(tracepoint_count): Ditto.
	(should_be_inserted): GDB does not insert tracepoints itself.
	(print_it_typical): Add tracepoint case.
	(bpstat_what): Ditto.
	(print_one_breakpoint_location): Ditto, and add printing for
	pass count, step count, and action list.
	(user_settable_breakpoint): Add tracepoint case.
	(allocate_bp_location): Ditto.
	(set_breakpoint_location_function): Ditto.
	(disable_breakpoints_in_shlibs): Ditto.
	(mention): Ditto.
	(break_command_really): Add argument traceflag, use to choose
	basic breakpoint type.
	(break_command_1): Pass extra argument.
	(set_breakpoint, handle_gnu_v3_exceptions): Ditto.
	(breakpoint_re_set_one): Add tracepoint case.
	(disable_command, enable_command): Ditto.
	(set_tracepoint_count): Move here from tracepoint.c.
	(trace_command): Move here from tracepoint.c and use
	break_command_really.
	(tracepoints_info): Move here from tracepoint.c and call
	breakpoints_info.
	(enable_trace_command): Move here from tracepoint.c and call
	enable_command.
	(disable_trace_command): Move here from tracepoint.c and call
	disable_command.
	(delete_trace_command): Move here from tracepoint.c and call
	delete_breakpoint.
	(trace_pass_command): Move here from tracepoint.c.
	(get_tracepoint_by_number): Ditto.
	(tracepoint_save_command): Ditto.
	(get_tracepoint): New function.
	(all_tracepoints): New function.
	(_initialize_breakpoint): Move tracepoint init from tracepoint.c,
	deprecate "enable trace" and "disable trace" commands.
	* tracepoint.h (struct tracepoint): Remove.
	(tracepoint_chain): Remove decl.
	(deprecated_create_tracepoint_hook): Remove decl.
	(deprecated_delete_tracepoint_hook): Remove decl.
	(deprecated_modify_tracepoint_hook): Remove decl.
	(ALL_TRACEPOINTS, ALL_TRACEPOINTS_SAFE): Remove.
	(free_actions): Update signature.
	(validate_actionline): Update signature.
	(end_actions_pseudocommand): Declare.
	(while_stepping_pseudocommand): Declare.
	* tracepoint.c: Include breakpoint.h.
	(tracepoint_chain, tracepoint_count): Remove.
	(free_actions, make_cleanup_free_actions): Update signature.
	(trace_command, set_raw_tracepoint): Remove.
	(trace_mention): Remove.
	(tracepoints_info): Remove.
	(tracepoint_operation, map_args_over_tracepoints): Remove.
	(get_tracepoint_by_number): Remove.
	(enable_trace_command, disable_trace_command): Remove.
	(delete_trace_command, trace_pass_command): Remove.
	(trace_actions_command, read_actions): Update signature.
	(validate_actionline): Update signature, use bp loc.
	(encode_actions): Ditto.
	(download_tracepoint): New function, body of trace_start_command.
	(trace_start_command): Call it, use all_tracepoints.
	(tracepoint_save_command): Remove.
	(tracepoint_dump_command): Use get_tracepoint.
	(end_actions_pseudocommand): Make globally visible.
	(while_stepping_pseudocommand): Ditto.
	(_initialize_tracepoint): Move command definitions to breakpoint.c.

	doc/
	* gdb.texinfo (Tracepoints): Describe tracepoints as a
	special case of breakpoints.
	(Enable and Disable Tracepoints): Mention deprecation.
	(Listing Tracepoints): Update description and example.

	testsuite/
	* gdb.trace/actions.exp: Update to match new info trace format.
	* gdb.trace/deltrace.exp: Ditto.
	* gdb.trace/infotrace.exp: Ditto.
	* gdb.trace/passcount.exp: Ditto.
	* gdb.trace/save-trace.exp: Ditto.
	* gdb.trace/while-stepping.exp: Ditto.
	* gdb.trace/tracecmd.exp: Ditto, plus don't allow pending option.

	gdbtk/
	* generic/gdbtk-bp.c (gdb_actions_command): Update to handle
	tracepoints as breakpoints.
	(gdb_get_tracepoint_info): Ditto, plus use get_tracepoint and
	breakpoint locations.
	(tracepoint_exists): Ditto, plus use all_tracepoints.

1 files changed, 24 insertions, 0 deletions

diff --git a/gdb/breakpoint.h b/gdb/breakpoint.h
index 94287de..51aa7d1 100644
--- a/gdb/breakpoint.h
+++ b/gdb/breakpoint.h
@@ -111,6 +111,8 @@ enum bptype
     bp_overlay_event, 
 
     bp_catchpoint,
+
+    bp_tracepoint,
   };
 
 /* States of enablement of breakpoint. */
@@ -449,6 +451,17 @@ struct breakpoint
        no location initially so had no context to parse
        the condition in.  */
     int condition_not_parsed;
+
+    /* Number of times this tracepoint should single-step 
+       and collect additional data.  */
+    long step_count;
+
+    /* Number of times this tracepoint should be hit before 
+       disabling/ending.  */
+    int pass_count;
+
+    /* Chain of action lines to execute when this tracepoint is hit.  */
+    struct action_line *actions;
   };
 
 typedef struct breakpoint *breakpoint_p;
@@ -860,4 +873,15 @@ extern void breakpoint_retire_moribund (void);
 /* Tell a breakpoint to be quiet.  */
 extern void make_breakpoint_silent (struct breakpoint *);
 
+/* Return a tracepoint with the given number if found.  */
+extern struct breakpoint *get_tracepoint (int num);
+
+/* Find a tracepoint by parsing a number in the supplied string.  */
+extern struct breakpoint *get_tracepoint_by_number (char **arg, int multi_p,
+						    int optional_p);
+
+/* Return a vector of all tracepoints currently defined.  The vector
+   is newly allocated; the caller should free when done with it.  */
+extern VEC(breakpoint_p) *all_tracepoints (void);
+
 #endif /* !defined (BREAKPOINT_H) */