| /* 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 <assert.h> |
| #include "Sample.h" |
| #include "util.h" |
| #include "Exp_Layout.h" |
| |
| Sample::Sample (int num) |
| { |
| number = num; |
| prusage = NULL; |
| start_time = end_time = 0; |
| start_label = end_label = NULL; |
| validated = false; |
| } |
| |
| Sample::~Sample () |
| { |
| delete prusage; |
| free (start_label); |
| free (end_label); |
| } |
| |
| PrUsage * |
| Sample::get_usage () |
| { |
| if (validated == false) |
| { |
| validate_usage (); |
| validated = true; |
| } |
| return prusage; |
| } |
| |
| void |
| Sample::validate_usage () |
| { |
| if (prusage == NULL || validated) |
| return; |
| validated = true; |
| |
| // Make sure that none of the times are negative, force to zero if so |
| if (prusage->pr_utime < 0) |
| prusage->pr_utime = 0; |
| if (prusage->pr_stime < 0) |
| prusage->pr_stime = 0; |
| if (prusage->pr_ttime < 0) |
| prusage->pr_ttime = 0; |
| if (prusage->pr_tftime < 0) |
| prusage->pr_tftime = 0; |
| if (prusage->pr_dftime < 0) |
| prusage->pr_dftime = 0; |
| if (prusage->pr_kftime < 0) |
| prusage->pr_kftime = 0; |
| if (prusage->pr_ltime < 0) |
| prusage->pr_ltime = 0; |
| if (prusage->pr_slptime < 0) |
| prusage->pr_slptime = 0; |
| if (prusage->pr_wtime < 0) |
| prusage->pr_wtime = 0; |
| if (prusage->pr_stoptime < 0) |
| prusage->pr_stoptime = 0; |
| if (prusage->pr_rtime < 0) |
| prusage->pr_rtime = 0; |
| |
| // Now make sure that the sum of states is >= prusage->pr_rtime |
| hrtime_t sum = prusage->pr_utime + prusage->pr_stime + prusage->pr_ttime |
| + prusage->pr_tftime + prusage->pr_dftime + prusage->pr_kftime |
| + prusage->pr_ltime + prusage->pr_slptime + prusage->pr_wtime |
| + prusage->pr_stoptime; |
| |
| sum = sum - prusage->pr_rtime; |
| if (sum < 0)// increment sleep time to make it match |
| prusage->pr_slptime = prusage->pr_slptime - sum; |
| } |