gdb/doc:

2013-02-06  Yao Qi  <yao@codesourcery.com>

	* gdb.texinfo (GDB/MI Async Records): Document new MI
	notification "=tsv-modified".  Update the document of MI
	notification "=tsv-created".
	* observer.texi (GDB Observers): New observer tsv_modified.
	Update observer tsv_created and tsv_deleted.

gdb:

2013-02-06  Yao Qi  <yao@codesourcery.com>

	* mi/mi-interp.c: Include "tracepoint.h".
	(mi_tsv_modified): Declare.
	(mi_tsv_created, mi_tsv_deleted): Update declaration.
	(mi_interpreter_init): Call observer_attach_tsv_modified.
	(mi_tsv_modified): New.
	(mi_tsv_created, mi_tsv_deleted): Update.
	* tracepoint.c (trace_variable_command): Call
	observer_notify_tsv_modified if the initial value of tsv is
	changed.
	(delete_trace_state_variable): Call
	observer_notify_tsv_deleted earlier.
	(trace_variable_command): Caller update.
	(create_tsv_from_upload): Likewise.
	* observer.sh: Declare "struct trace_state_variable".

	* NEWS: Mention the new MI notification "=tsv-modified".

gdb/testsuite:

2013-02-06  Yao Qi  <yao@codesourcery.com>

	* gdb.trace/mi-tsv-changed.exp (test_create_delete_tsv): Rename
	to ...
	(test_create_delete_modify_tsv): ... here.  New test on modifying
	the initial value of a tsv.

3 files changed, 24 insertions, 7 deletions

diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog
index 92397eb..7f5665a 100644
--- a/gdb/doc/ChangeLog
+++ b/gdb/doc/ChangeLog
@@ -1,3 +1,11 @@
+2013-02-06  Yao Qi  <yao@codesourcery.com>
+
+	* gdb.texinfo (GDB/MI Async Records): Document new MI
+	notification "=tsv-modified".  Update the document of MI
+	notification "=tsv-created".
+	* observer.texi (GDB Observers): New observer tsv_modified.
+	Update observer tsv_created and tsv_delete.
+
 2013-02-05  Yufeng Zhang  <yufeng.zhang@arm.com>
 
 	* gdb.texinfo (AArch64 Features): New section; document
diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo
index bde42071..2b95415 100644
--- a/gdb/doc/gdb.texinfo
+++ b/gdb/doc/gdb.texinfo
@@ -27988,15 +27988,21 @@ Reports that the trace frame was changed and its new number is
 @var{tfnum}.  The number of the tracepoint associated with this trace
 frame is @var{tpnum}.
 
-@item =tsv-created,name=@var{name},value=@var{value}
+@item =tsv-created,name=@var{name},initial=@var{initial}
 Reports that the new trace state variable @var{name} is created with
-value @var{value}.
+initial value @var{initial}.
 
 @item =tsv-deleted,name=@var{name}
 @itemx =tsv-deleted
 Reports that the trace state variable @var{name} is deleted or all
 trace state variables are deleted.
 
+@item =tsv-modified,name=@var{name},initial=@var{initial}[,current=@var{current}]
+Reports that the trace state variable @var{name} is modified with
+the initial value @var{initial}. The current value @var{current} of
+trace state variable is optional and is reported if the current
+value of trace state variable is known.
+
 @item =breakpoint-created,bkpt=@{...@}
 @itemx =breakpoint-modified,bkpt=@{...@}
 @itemx =breakpoint-deleted,id=@var{number}
diff --git a/gdb/doc/observer.texi b/gdb/doc/observer.texi
index 87c08e1..adb7085 100644
--- a/gdb/doc/observer.texi
+++ b/gdb/doc/observer.texi
@@ -236,16 +236,19 @@ method is called after a command @code{set @var{param} @var{value}}.
 is the value of changed parameter.
 @end deftypefun
 
-@deftypefun void tsv_created (const char *@var{name}, LONGEST @var{value})
-The new trace state variable @var{name} is created with value
-@var{value}.
+@deftypefun void tsv_created (const struct trace_state_variable *@var{tsv})
+The new trace state variable @var{tsv} is created.
 @end deftypefun
 
-@deftypefun void tsv_deleted (const char *@var{name})
-The trace state variable @var{name} is deleted.  If @var{name} is
+@deftypefun void tsv_deleted (const struct trace_state_variable *@var{tsv})
+The trace state variable @var{tsv} is deleted.  If @var{tsv} is
 @code{NULL}, all trace state variables are deleted.
 @end deftypefun
 
+@deftypefun void tsv_modified (const struct trace_state_variable *@var{tsv})
+The trace state value @var{tsv} is modified.
+@end deftypefun
+
 @deftypefun void test_notification (int @var{somearg})
 This observer is used for internal testing.  Do not use.  
 See testsuite/gdb.gdb/observer.exp.