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/* Copyright (C) 2021-2024 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. */
#include "config.h"
#include <memory.h>
#include <values.h>
#include <assert.h>
#include "Data_window.h"
#include "Exp_Layout.h"
#include "Table.h"
#include "Ovw_data.h"
#include "Sample.h"
#include "data_pckts.h"
#include "util.h"
#include "i18n.h"
void
Ovw_data::sum (Ovw_data *data)
{
Ovw_item data_totals = data->get_totals ();
if (totals == NULL)
{
totals = reset_item (new Ovw_item);
*totals = data_totals;
totals->start.tv_sec = totals->end.tv_sec = -1;
totals->start.tv_nsec = totals->end.tv_nsec = 0;
}
else
{
tsadd (&totals->duration, &data_totals.duration);
tsadd (&totals->tlwp, &data_totals.tlwp);
if (tstodouble (totals->duration) != 0)
totals->nlwp = tstodouble (totals->tlwp) / tstodouble (totals->duration);
for (int i = 0, size = totals->size; i < size; i++)
tsadd (&totals->values[i].t, &data_totals.values[i].t);
}
}
Ovw_data::Ovw_item *
Ovw_data::reset_item (Ovw_data::Ovw_item *item)
{
memset (item, 0, sizeof (*item));
return item;
}
Ovw_data::Ovw_item
Ovw_data::get_totals ()
{
// This routine will return the totals values for item in the sample.
// Compute maximums and totals only once, and save the result.
// On subsequent calls, just return the saved result.
// If maximums is NULL, then totals is also NULL
if (totals != NULL)
return *totals;
timestruc_t zero = {0, 0};
totals = reset_item (new Ovw_item);
totals->start.tv_sec = MAXINT; // new
totals->start.tv_nsec = MAXINT; // new
totals->start_label = totals->end_label = NTXT ("Total");
totals->type = VT_HRTIME;
int nsampsel = 0;
for (int index = 0; index < size (); index++)
{
Ovw_item item = fetch (index);
nsampsel++;
// Compute totals
for (int i = 0; i < OVW_NUMVALS + 1; i++)
tsadd (&totals->values[i].t, &item.values[i].t);
int_max (&totals->states, item.states);
tsadd (&totals->total.t, &item.total.t);
int_max (&totals->size, item.size);
tsadd (&totals->duration, &item.duration);
tsadd (&totals->tlwp, &item.tlwp);
totals->number += item.number;
if (tscmp (&totals->start, &item.start) > 0)
totals->start = item.start;
if (tscmp (&totals->end, &item.end) < 0)
totals->end = item.end;
}
if (totals->start.tv_sec == MAXINT && totals->start.tv_nsec == MAXINT)
totals->start = zero;
totals->nlwp = tstodouble (totals->tlwp) / tstodouble (totals->duration);
if (nsampsel == 0)
{
totals->size = OVW_NUMVALS + 1;
totals->start.tv_sec = totals->end.tv_sec = -1;
totals->start.tv_nsec = totals->end.tv_nsec = 0;
totals->nlwp = -1;
}
return *totals;
}
Ovw_data::Ovw_item
Ovw_data::get_labels ()
{
Ovw_item ovw_item;
Value *values;
memset (&ovw_item, 0, sizeof (Ovw_item));
values = &ovw_item.values[0];
char *stateUNames[/*LMS_NUM_STATES*/] = LMS_STATE_USTRINGS;
values[0].l = dbe_strdup (GTXT ("Leftover"));
values[OVW_LMS_USER + 1].l = stateUNames[LMS_USER];
values[OVW_LMS_SYSTEM + 1].l = stateUNames[LMS_SYSTEM];
values[OVW_LMS_WAIT_CPU + 1].l = stateUNames[LMS_WAIT_CPU];
values[OVW_LMS_USER_LOCK + 1].l = stateUNames[LMS_USER_LOCK];
values[OVW_LMS_TFAULT + 1].l = stateUNames[LMS_TFAULT];
values[OVW_LMS_DFAULT + 1].l = stateUNames[LMS_DFAULT];
values[OVW_LMS_KFAULT + 1].l = stateUNames[LMS_KFAULT];
values[OVW_LMS_SLEEP + 1].l = stateUNames[LMS_SLEEP];
values[OVW_LMS_STOPPED + 1].l = stateUNames[LMS_STOPPED];
values[OVW_LMS_TRAP + 1].l = stateUNames[LMS_TRAP];
ovw_item.size = OVW_NUMVALS + 1;
ovw_item.states = 0;
ovw_item.type = VT_LABEL;
return ovw_item;
}
Ovw_data::Ovw_data ()
{
packets = NULL;
ovw_items = new Vector<Ovw_item*>;
totals = NULL;
}
Ovw_data::Ovw_data (DataView *_packets, hrtime_t exp_start)
{
packets = _packets;
ovw_items = new Vector<Ovw_item*>;
totals = NULL;
long npackets = packets->getSize ();
for (long index = 0; index < npackets; index++)
{
Ovw_item *ovw_item = new Ovw_item;
memset (ovw_item, 0, sizeof (Ovw_item));
Sample *sample = (Sample*) packets->getObjValue (PROP_SMPLOBJ, index);
extract_data (ovw_item, sample);
hr2timestruc (&ovw_item->start, sample->get_start_time () - exp_start);
hr2timestruc (&ovw_item->end, sample->get_end_time () - exp_start);
// No need to check for duration, as duration has to be > 0.
// If not, it would have been found out in yyparse.
tssub (&ovw_item->duration, &ovw_item->end, &ovw_item->start);
ovw_item->number = sample->get_number ();
ovw_item->start_label = sample->get_start_label ();
ovw_item->end_label = sample->get_end_label ();
int size = ovw_item->size;
for (int j = 0; j < size; j++)
tsadd (&ovw_item->tlwp, &ovw_item->values[j].t);
if (tstodouble (ovw_item->duration) != 0)
ovw_item->nlwp = tstodouble (ovw_item->tlwp) /
tstodouble (ovw_item->duration);
ovw_items->append (ovw_item);
}
}
Ovw_data::~Ovw_data ()
{
ovw_items->destroy ();
delete ovw_items;
delete totals;
}
void
Ovw_data::extract_data (Ovw_data::Ovw_item *ovw_item, Sample *sample)
{
// This routine break out the data in "data" into buckets in "ovw_item"
int index;
int states;
timestruc_t sum, rtime;
timestruc_t zero = {0, 0};
Value *values;
PrUsage *prusage = sample->get_usage ();
if (prusage == NULL)
prusage = new PrUsage;
values = &ovw_item->values[0];
hr2timestruc (&values[OVW_LMS_USER + 1].t, prusage->pr_utime);
hr2timestruc (&values[OVW_LMS_SYSTEM + 1].t, prusage->pr_stime);
hr2timestruc (&values[OVW_LMS_WAIT_CPU + 1].t, prusage->pr_wtime);
hr2timestruc (&values[OVW_LMS_USER_LOCK + 1].t, prusage->pr_ltime);
hr2timestruc (&values[OVW_LMS_TFAULT + 1].t, prusage->pr_tftime);
hr2timestruc (&values[OVW_LMS_DFAULT + 1].t, prusage->pr_dftime);
hr2timestruc (&values[OVW_LMS_TRAP + 1].t, prusage->pr_ttime);
hr2timestruc (&values[OVW_LMS_KFAULT + 1].t, prusage->pr_kftime);
hr2timestruc (&values[OVW_LMS_SLEEP + 1].t, prusage->pr_slptime);
hr2timestruc (&values[OVW_LMS_STOPPED + 1].t, prusage->pr_stoptime);
ovw_item->size = OVW_NUMVALS + 1;
//XXX: Compute values[0] as rtime - sum_of(other_times)
sum = zero;
states = 0;
for (index = 1; index < ovw_item->size; index++)
{
if (values[index].t.tv_sec != 0 || values[index].t.tv_nsec != 0)
states++;
tsadd (&sum, &values[index].t);
}
// If the sum of all times is greater than rtime then adjust
// rtime to be equal to sum and also adjust the pr_rtime field
hr2timestruc (&rtime, prusage->pr_rtime);
if (tscmp (&sum, &rtime) > 0)
{
ovw_item->total.t = sum;
values[0].t = zero;
}
else
{
ovw_item->total.t = rtime;
tssub (&rtime, &rtime, &sum);
tsadd (&values[0].t, &rtime);
states++;
}
ovw_item->type = VT_HRTIME;
ovw_item->states = states;
}
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