From a46369128cb3df3d729a0f6f8f300d99f4c3cff6 Mon Sep 17 00:00:00 2001
From: graydon <graydon>
Date: Tue, 29 Nov 2005 01:06:47 +0000
Subject: [ChangeLog]

2005-11-28  Graydon Hoare  <graydon@redhat.com>

	* translate.cxx (var::assert_hist_compatible): New method.
	(var::hist): New method.
	(c_unparser::load_aggregate): New method.
	(hist_op_downcaster): Remove, it was a mistake.
	(expression_is_hist_op): Likewise.
	(c_tmpcounter::visit_print_format): Implement print(@hist(...)).
	(c_unparser::visit_print_format): Likewise.

	* staptree.h (struct print_format): Add optional hist_op* member.
	* staptree.cxx (traversing_visitor::visit_functioncall): Visit
	hist_op if present in print_format.
	(deep_copy_visitor::visit_print_format): Likewise.

	* parse.cxx (parse_symbol): Special case to consume print(@hist(...)).

	* elaborate.cxx (typeresolution_info::visit_arrayindex): Fix type inference bug.
	(typeresolution_info::visit_foreach_loop): Likewise.

	* testsuite/buildok/print_histograms.stp: New test.

[runtime/ChangeLog]

2005-11-28  Graydon Hoare  <graydon@redhat.com>

	* stat-common.c (_stp_stat_print_histogram): Various formatting
	corrections and aesthetic tweaks.
	(__stp_stat_add): Correction to linear bucket underflow cases.
---
 testsuite/buildok/print_histograms.stp | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100755 testsuite/buildok/print_histograms.stp

(limited to 'testsuite/buildok/print_histograms.stp')

diff --git a/testsuite/buildok/print_histograms.stp b/testsuite/buildok/print_histograms.stp
new file mode 100755
index 00000000..70c6e68d
--- /dev/null
+++ b/testsuite/buildok/print_histograms.stp
@@ -0,0 +1,28 @@
+#! stap -p4
+
+global foo, bar
+global i
+
+probe begin
+{
+	print("starting up\n")
+	i = 0
+}
+
+probe timer.jiffies(100)
+{
+	printf("ping %d\n", i)
+	foo <<< ((100 * i) + 50)
+	bar <<< (50 * i * i)
+	if (i++ > 15)
+		exit()
+}
+
+probe end
+{
+	print("shutting down\n")
+	printf("count %d, avg %d\n", @count(foo), @avg(foo))
+	print(@hist_log(foo))
+	print(@hist_linear(bar, 1000, 10000, 1000))
+}
+
-- 
cgit