2012-11-09 Yao Qi <yao@codesourcery.com>

        * breakpoint.c: Declare set_tracepoint_count.
        (install_breakpoint): Call set_tracepoint_count if B is a
        tracepoint.
        (trace_command): Don't call set_tracepoint_count.  Re-indent.
        (strace_command, ftrace_command):
        (create_tracepoint_from_upload): Likewise.

gdb/testsuite:

2012-11-09  Yao Qi  <yao@codesourcery.com>

        * gdb.mi/mi-break.exp (test_abreak_creation): New procedure.
        (top level): Call it

4 files changed, 71 insertions, 38 deletions

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 6797c72c3..54782fb 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,12 @@
+2012-11-09  Yao Qi  <yao@codesourcery.com>
+
+	* breakpoint.c: Declare set_tracepoint_count.
+	(install_breakpoint): Call set_tracepoint_count if B is a
+	tracepoint.
+	(trace_command): Don't call set_tracepoint_count.  Re-indent.
+	(strace_command, ftrace_command):
+	(create_tracepoint_from_upload): Likewise.
+
 2012-11-09  Pedro Alves  <palves@redhat.com>
 
 	* gdbarch.sh (target_gdbarch) <gdbarch.h>: Reimplement as macro.
diff --git a/gdb/breakpoint.c b/gdb/breakpoint.c
index 092d81e..3763a04 100644
--- a/gdb/breakpoint.c
+++ b/gdb/breakpoint.c
@@ -261,6 +261,8 @@ static void disable_trace_command (char *, int);
 
 static void trace_pass_command (char *, int);
 
+static void set_tracepoint_count (int num);
+
 static int is_masked_watchpoint (const struct breakpoint *b);
 
 static struct bp_location **get_first_locp_gte_addr (CORE_ADDR address);
@@ -8319,6 +8321,8 @@ install_breakpoint (int internal, struct breakpoint *b, int update_gll)
 {
   add_to_breakpoint_chain (b);
   set_breakpoint_number (internal, b);
+  if (is_tracepoint (b))
+    set_tracepoint_count (breakpoint_count);
   if (!internal)
     mention (b);
   observer_notify_breakpoint_created (b);
@@ -14999,35 +15003,33 @@ trace_command (char *arg, int from_tty)
   else
     ops = &tracepoint_breakpoint_ops;
 
-  if (create_breakpoint (get_current_arch (),
-			 arg,
-			 NULL, 0, NULL, 1 /* parse arg */,
-			 0 /* tempflag */,
-			 bp_tracepoint /* type_wanted */,
-			 0 /* Ignore count */,
-			 pending_break_support,
-			 ops,
-			 from_tty,
-			 1 /* enabled */,
-			 0 /* internal */, 0))
-    set_tracepoint_count (breakpoint_count);
+  create_breakpoint (get_current_arch (),
+		     arg,
+		     NULL, 0, NULL, 1 /* parse arg */,
+		     0 /* tempflag */,
+		     bp_tracepoint /* type_wanted */,
+		     0 /* Ignore count */,
+		     pending_break_support,
+		     ops,
+		     from_tty,
+		     1 /* enabled */,
+		     0 /* internal */, 0);
 }
 
 static void
 ftrace_command (char *arg, int from_tty)
 {
-  if (create_breakpoint (get_current_arch (),
-			 arg,
-			 NULL, 0, NULL, 1 /* parse arg */,
-			 0 /* tempflag */,
-			 bp_fast_tracepoint /* type_wanted */,
-			 0 /* Ignore count */,
-			 pending_break_support,
-			 &tracepoint_breakpoint_ops,
-			 from_tty,
-			 1 /* enabled */,
-			 0 /* internal */, 0))
-    set_tracepoint_count (breakpoint_count);
+  create_breakpoint (get_current_arch (),
+		     arg,
+		     NULL, 0, NULL, 1 /* parse arg */,
+		     0 /* tempflag */,
+		     bp_fast_tracepoint /* type_wanted */,
+		     0 /* Ignore count */,
+		     pending_break_support,
+		     &tracepoint_breakpoint_ops,
+		     from_tty,
+		     1 /* enabled */,
+		     0 /* internal */, 0);
 }
 
 /* strace command implementation.  Creates a static tracepoint.  */
@@ -15044,18 +15046,17 @@ strace_command (char *arg, int from_tty)
   else
     ops = &tracepoint_breakpoint_ops;
 
-  if (create_breakpoint (get_current_arch (),
-			 arg,
-			 NULL, 0, NULL, 1 /* parse arg */,
-			 0 /* tempflag */,
-			 bp_static_tracepoint /* type_wanted */,
-			 0 /* Ignore count */,
-			 pending_break_support,
-			 ops,
-			 from_tty,
-			 1 /* enabled */,
-			 0 /* internal */, 0))
-    set_tracepoint_count (breakpoint_count);
+  create_breakpoint (get_current_arch (),
+		     arg,
+		     NULL, 0, NULL, 1 /* parse arg */,
+		     0 /* tempflag */,
+		     bp_static_tracepoint /* type_wanted */,
+		     0 /* Ignore count */,
+		     pending_break_support,
+		     ops,
+		     from_tty,
+		     1 /* enabled */,
+		     0 /* internal */, 0);
 }
 
 /* Set up a fake reader function that gets command lines from a linked
@@ -15124,8 +15125,6 @@ create_tracepoint_from_upload (struct uploaded_tp *utp)
 			  CREATE_BREAKPOINT_FLAGS_INSERTED))
     return NULL;
 
-  set_tracepoint_count (breakpoint_count);
-  
   /* Get the tracepoint we just created.  */
   tp = get_tracepoint (tracepoint_count);
   gdb_assert (tp != NULL);
diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index e9b8b5f..e25f28f 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,5 +1,10 @@
 2012-11-09  Yao Qi  <yao@codesourcery.com>
 
+	* gdb.mi/mi-break.exp (test_abreak_creation): New procedure.
+	(top level): Call it.
+
+2012-11-09  Yao Qi  <yao@codesourcery.com>
+
 	* gdb.mi/mi-watch.exp (test_rwatch_creation_and_listing): Fix
 	typo.
 
diff --git a/gdb/testsuite/gdb.mi/mi-break.exp b/gdb/testsuite/gdb.mi/mi-break.exp
index 573f484..999fef0 100644
--- a/gdb/testsuite/gdb.mi/mi-break.exp
+++ b/gdb/testsuite/gdb.mi/mi-break.exp
@@ -150,6 +150,24 @@ proc test_rbreak_creation_and_listing {} {
 	    "delete temp breakpoints"
 }
 
+proc test_abreak_creation {} {
+    mi_create_varobj tpnum \$tpnum "create local variable tpnum"
+    # Test that $tpnum is not set before creating a tracepoint.
+    mi_gdb_test "521-var-evaluate-expression tpnum" \
+	"521\\^done,value=\"void\"" "eval tpnum before tracepoint"
+
+    mi_gdb_test "522-break-insert -a main" \
+	"522\\^done,bkpt=\{number=\"10\",type=\"tracepoint\".*\"\}" \
+	"break-insert -a operation"
+
+    mi_gdb_test "523-var-update tpnum" \
+	"523\\^done,changelist=\\\[\{name=\"tpnum\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
+	"update tpnum"
+    # Test that $tpnum is updated after creating a tracepoint.
+    mi_gdb_test "524-var-evaluate-expression tpnum" \
+	"524\\^done,value=\"10\"" "eval tpnum after tracepoint"
+}
+
 proc test_ignore_count {} {
     global mi_gdb_prompt
     global line_callme_body
@@ -256,5 +274,7 @@ test_disabled_creation
 
 test_breakpoint_commands
 
+test_abreak_creation
+
 mi_gdb_exit
 return 0