gprofng/src/Ovw_data.h

   1 /* Copyright (C) 2021-2024 Free Software Foundation, Inc.
   2    Contributed by Oracle.
   3
   4    This file is part of GNU Binutils.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3, or (at your option)
   9    any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software
  18    Foundation, 51 Franklin Street - Fifth Floor, Boston,
  19    MA 02110-1301, USA.  */
  20
  21 #ifndef _OVW_DATA_H
  22 #define _OVW_DATA_H
  23
  24 // An Ovw_data object is used to supply data for constructing an overview
  25 // display.
  26
  27 #include "dbe_structs.h"
  28
  29 class Sample;
  30 class DataView;
  31
  32 class Ovw_data
  33 {
  34 public:
  35
  36   enum OVW_LMS_STORAGE
  37   {// in display order, not LMS_* order
  38     // Note: use same display order of LMS_* in: er.rc, TimelineVariable.java,
  39     // Ovw_data.h, BaseMetricTreeNode.cc and Experiment.cc metric registration
  40     OVW_LMS_USER,
  41     OVW_LMS_SYSTEM,
  42     OVW_LMS_TRAP,
  43     OVW_LMS_USER_LOCK,
  44     OVW_LMS_DFAULT,
  45     OVW_LMS_TFAULT,
  46     OVW_LMS_KFAULT,
  47     OVW_LMS_STOPPED,
  48     OVW_LMS_WAIT_CPU,
  49     OVW_LMS_SLEEP,
  50     OVW_NUMVALS         // must be last
  51   };
  52
  53   // Ovw_item contains one slice of data
  54   struct Ovw_item
  55   {
  56     Value values [OVW_NUMVALS + 1]; // Value list (value[0] is left over)
  57     int states;                     // Number of non-zero states
  58     Value total;                    // Total of all values
  59     int size;                       // Number of values
  60     timestruc_t start;              // Start time of sample
  61     timestruc_t duration;           // Duration of sample
  62     timestruc_t end;                // End time of sample
  63     timestruc_t tlwp;               // Total LWP time
  64     double nlwp;                    // Average number of LWPs
  65     ValueTag type;                  // Type of value
  66     int number;                     // Sample number
  67     char *start_label;              // Sample start label
  68     char *end_label;                // Sample end label
  69   };
  70
  71   Ovw_data (DataView *, hrtime_t exp_start);
  72   Ovw_data ();
  73   ~Ovw_data ();
  74   void sum (Ovw_data *data);
  75   Ovw_item get_totals ();
  76   Ovw_item get_labels ();
  77
  78   // zero out contents of Ovw_item
  79   static Ovw_item *reset_item (Ovw_item *item);
  80
  81   int
  82   size ()
  83   {
  84     return ovw_items->size ();
  85   }
  86
  87   Ovw_item
  88   fetch (int index)
  89   {
  90     return *ovw_items->fetch (index);
  91   }
  92
  93 private:
  94   // Compute the values for "ovw_item" from "sample".
  95   void extract_data (Ovw_item *ovw_item, Sample *sample);
  96
  97   Vector<Ovw_item*> *ovw_items;
  98   Ovw_item *totals;             // Item to cache totals
  99   DataView *packets;
 100 };
 101
 102 #endif /* _OVW_DATA_H */