1 | //
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2 | // Cforall Version 1.0.0 Copyright (C) 2019 University of Waterloo
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3 | //
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4 | // The contents of this file are covered under the licence agreement in the
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5 | // file "LICENCE" distributed with Cforall.
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6 | //
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7 | // Time.h --
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8 | //
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9 | // Author : Thierry Delisle
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10 | // Created On : Fri Mar 01 15:14:11 2019
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11 | // Last Modified By : Andrew Beach
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12 | // Last Modified On :
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13 | // Update Count :
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14 | //
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15 |
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16 | #pragma once
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17 |
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18 | #include "Common/Stats/Base.h"
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19 |
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20 | #if defined( NO_STATISTICS )
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21 | #define NO_TIME_STATISTICS
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22 | #endif
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23 |
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24 | namespace Stats {
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25 | namespace Time {
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26 | # if defined(NO_TIME_STATISTICS)
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27 | inline void StartGlobal() {}
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28 |
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29 | inline void StartBlock(const char * const) {}
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30 | inline void StopBlock() {}
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31 |
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32 | inline void print() {}
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33 |
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34 | struct BlockGuard {
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35 | BlockGuard(const char * const) {}
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36 | ~BlockGuard() {}
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37 | };
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38 |
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39 | template<typename func_t>
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40 | inline void TimeBlock(const char *, func_t f) {
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41 | f();
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42 | }
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43 |
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44 | template<typename ret_t = void, typename func_t, typename... arg_t>
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45 | inline ret_t TimeCall(
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46 | const char *, func_t func, arg_t&&... arg) {
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47 | return func(std::forward<arg_t>(arg)...);
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48 | }
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49 | # else
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50 | void StartGlobal();
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51 |
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52 | void StartBlock(const char * const name);
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53 | void StopBlock();
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54 |
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55 | void print();
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56 |
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57 | struct BlockGuard {
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58 | BlockGuard(const char * const name ) { StartBlock(name); }
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59 | ~BlockGuard() { StopBlock(); }
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60 | };
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61 |
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62 | template<typename func_t>
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63 | inline void TimeBlock(const char * name, func_t func) {
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64 | BlockGuard guard(name);
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65 | func();
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66 | }
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67 |
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68 | template<typename ret_t = void, typename func_t, typename... arg_t>
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69 | inline ret_t TimeCall(
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70 | const char * name, func_t func, arg_t&&... arg) {
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71 | BlockGuard guard(name);
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72 | return func(std::forward<arg_t>(arg)...);
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73 | }
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74 | # endif
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75 | }
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76 | }
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