gprofng: a new GNU profiler

top-level
	* Makefile.def: Add gprofng module.
	* configure.ac: Add --enable-gprofng option.
	* src-release.sh: Add gprofng.
	* Makefile.in: Regenerate.
	* configure: Regenerate.
	* gprofng: New directory.

binutils
	* MAINTAINERS: Add gprofng maintainer.
	* README-how-to-make-a-release: Add gprofng.

include.
	* collectorAPI.h: New file.
	* libcollector.h: New file.
	* libfcollector.h: New file.

1 files changed, 80 insertions, 0 deletions

diff --git a/gprofng/src/Sample.h b/gprofng/src/Sample.h
new file mode 100644
index 0000000..312bdcc
--- /dev/null
+++ b/gprofng/src/Sample.h
@@ -0,0 +1,80 @@
+/* Copyright (C) 2021 Free Software Foundation, Inc.
+   Contributed by Oracle.
+
+   This file is part of GNU Binutils.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, 51 Franklin Street - Fifth Floor, Boston,
+   MA 02110-1301, USA.  */
+
+#ifndef _SAMPLE_H
+#define _SAMPLE_H
+
+// A data Sample object represents a single sample's worth of data.  This
+// object is private and is only used by Experiment and Sample_sel.
+
+#include "dbe_types.h"
+
+class PrUsage;
+
+class Sample
+{
+  friend class Experiment; // see post_process(), read_overview_file()
+public:
+  Sample (int num);
+  ~Sample ();
+  PrUsage *get_usage ();
+
+  char *
+  get_start_label ()
+  {
+    return start_label;
+  }
+
+  char *
+  get_end_label ()
+  {
+    return end_label;
+  }
+
+  hrtime_t
+  get_start_time ()
+  {
+    return start_time;
+  }
+
+  hrtime_t
+  get_end_time ()
+  {
+    return end_time;
+  }
+
+  int
+  get_number ()
+  {
+    return number;
+  }
+
+private:
+  void validate_usage ();   // Make sure usage data is consistent
+  bool validated;           // if validation performed
+  char *start_label;        // sample start label
+  char *end_label;          // sample end label
+  hrtime_t start_time;      // sample start time
+  hrtime_t end_time;        // sample end time
+  PrUsage *prusage;         // process usage data
+  int number;               // sample number
+};
+
+#endif /* _SAMPLE_H */