ADT
aaron-thesis
arm-eh
ast-experimental
cleanup-dtors
deferred_resn
demangler
enum
forall-pointer-decay
jacob/cs343-translation
jenkins-sandbox
new-ast
new-ast-unique-expr
new-env
no_list
persistent-indexer
pthread-emulation
qualifiedEnum
resolv-new
with_gc
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Last change
on this file since d0ffed1 was 6db3e73, checked in by Thierry Delisle <tdelisle@…>, 9 years ago |
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Fixed 32-bit benchmark compilation
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-
Property mode
set to
100644
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File size:
1.6 KB
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| Rev | Line | |
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| [cf97ccb] | 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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| [6db3e73] | 5 | extern "C" {
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| [cf97ccb] | 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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| [6db3e73] | 9 | }
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| [cf97ccb] | 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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| [b3e9729] | 88 | sout | time(NULL) | ',' | measure_coroutine() | ',' | measure_thread() | endl;
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| [cf97ccb] | 89 | }
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