ADTaaron-thesisarm-ehast-experimentalcleanup-dtorsdeferred_resndemanglerenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprnew-envno_listpersistent-indexerpthread-emulationqualifiedEnumresolv-newwith_gc
Last change
on this file since 17df48e was
6db3e73,
checked in by Thierry Delisle <tdelisle@…>, 8 years ago
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Fixed 32-bit benchmark compilation
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-
Property mode set to
100644
|
File size:
1.6 KB
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1 | #include <fstream> |
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2 | #include <stdlib> |
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3 | #include <threads> |
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4 | |
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5 | extern "C" { |
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6 | #include <unistd.h> // sysconf |
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7 | #include <sys/times.h> // times |
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8 | #include <time.h> |
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9 | } |
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10 | |
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11 | inline unsigned long long int Time() { |
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12 | timespec ts; |
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13 | clock_gettime( |
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14 | #if defined( __linux__ ) |
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15 | CLOCK_THREAD_CPUTIME_ID, |
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16 | #elif defined( __freebsd__ ) |
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17 | CLOCK_PROF, |
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18 | #elif defined( __solaris__ ) |
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19 | CLOCK_HIGHRES, |
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20 | #else |
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21 | #error uC++ : internal error, unsupported architecture |
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22 | #endif |
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23 | &ts ); |
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24 | return 1000000000LL * ts.tv_sec + ts.tv_nsec; |
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25 | } // Time |
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26 | |
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27 | struct GreatSuspender { |
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28 | coroutine c; |
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29 | }; |
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30 | |
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31 | DECL_COROUTINE(GreatSuspender); |
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32 | |
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33 | void ?{}( GreatSuspender * this ) { |
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34 | prime(this); |
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35 | } |
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36 | |
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37 | void main( GreatSuspender * this ) |
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38 | { |
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39 | while( true ) { |
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40 | suspend(); |
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41 | } |
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42 | } |
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43 | |
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44 | void resumer( GreatSuspender * this, const unsigned int NoOfTimes ) { |
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45 | for ( volatile unsigned int i = 0; i < NoOfTimes; i += 1 ) { |
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46 | resume( this ); |
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47 | } |
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48 | } |
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49 | |
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50 | #ifndef N |
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51 | #define N 100000000 |
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52 | #endif |
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53 | |
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54 | |
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55 | |
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56 | long long int measure_coroutine() { |
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57 | const unsigned int NoOfTimes = N; |
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58 | long long int StartTime, EndTime; |
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59 | |
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60 | GreatSuspender s; |
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61 | |
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62 | StartTime = Time(); |
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63 | // for ( volatile unsigned int i = 0; i < NoOfTimes; i += 1 ) { |
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64 | // resume( this_coroutine() ); |
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65 | // // resume( &s ); |
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66 | // } |
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67 | resumer( &s, NoOfTimes ); |
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68 | EndTime = Time(); |
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69 | |
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70 | return ( EndTime - StartTime ) / NoOfTimes; |
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71 | } |
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72 | |
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73 | long long int measure_thread() { |
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74 | const unsigned int NoOfTimes = N; |
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75 | long long int StartTime, EndTime; |
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76 | |
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77 | StartTime = Time(); |
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78 | for ( volatile unsigned int i = 0; i < NoOfTimes; i += 1 ) { |
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79 | yield(); |
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80 | } |
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81 | EndTime = Time(); |
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82 | |
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83 | return ( EndTime - StartTime ) / NoOfTimes; |
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84 | } |
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85 | |
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86 | int main() |
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87 | { |
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88 | sout | time(NULL) | ',' | measure_coroutine() | ',' | measure_thread() | endl; |
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89 | } |
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