| 1 | #include <string>
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| 2 | using namespace std;
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| 3 | #include <uActor.h>
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| 4 | #include <chrono>
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| 5 | using namespace chrono;
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| 6 | #include <iostream>
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| 7 |
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| 8 | struct IntMsg : public uActor::SenderMsg { int val; };
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| 9 | struct CharMsg : public uActor::SenderMsg { char val; };
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| 10 |
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| 11 | size_t Messages = 100'000, Processors = 4, QScale = 256, Times = 10;
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| 12 | time_point<steady_clock> starttime;
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| 13 |
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| 14 | _Actor Server {
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| 15 | Allocation receive( uActor::Message & msg ) {
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| 16 | Case( IntMsg, msg ) { msg_d->val = 7; *msg_d->sender() | msg; }
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| 17 | else Case( CharMsg, msg ) { msg_d->val = 'x'; *msg_d->sender() | msg; }
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| 18 | else Case( StopMsg, msg ) { return Finished; }
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| 19 | return Nodelete; // reuse actor
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| 20 | }
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| 21 | };
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| 22 |
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| 23 | Server * servers;
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| 24 |
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| 25 | _Actor Client {
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| 26 | IntMsg * intmsg;
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| 27 | CharMsg * charmsg;
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| 28 | size_t results = 0, times = 0;
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| 29 |
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| 30 | Allocation reset() {
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| 31 | times += 1;
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| 32 | if ( times == Times ) {
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| 33 | for ( unsigned int i = 0; i < Messages; i += 1 ) {
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| 34 | servers[i] | uActor::stopMsg;
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| 35 | } // for
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| 36 | return Finished;
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| 37 | }
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| 38 | results = 0;
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| 39 | *this | uActor::startMsg; // restart experiment
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| 40 | return Nodelete;
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| 41 | }
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| 42 |
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| 43 | Allocation receive( uActor::Message & msg ) { // receive callback messages
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| 44 | Case( IntMsg, msg ) results += 1;
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| 45 | else Case( CharMsg, msg ) results += 1;
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| 46 | else Case( StartMsg, msg ) {
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| 47 | for ( size_t i = 0; i < Messages; i += 1 ) { // send out work
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| 48 | servers[i] | intmsg[i]; // tell send
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| 49 | servers[i] | charmsg[i];
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| 50 | }
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| 51 | }
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| 52 | if ( results == 2 * Messages ) return reset(); // all messages handled ?
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| 53 | return Nodelete; // reuse actor
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| 54 | }
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| 55 | public:
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| 56 | Client() {
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| 57 | intmsg = new IntMsg[Messages];
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| 58 | charmsg = new CharMsg[Messages];
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| 59 | }
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| 60 | ~Client() {
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| 61 | delete [] charmsg;
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| 62 | delete [] intmsg;
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| 63 | }
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| 64 | };
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| 65 |
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| 66 | int main( int argc, char * argv[] ) {
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| 67 | switch ( argc ) {
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| 68 | case 5:
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| 69 | if ( strcmp( argv[4], "d" ) != 0 ) { // default ?
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| 70 | QScale = stoi( argv[4] );
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| 71 | if ( QScale < 1 ) goto Usage;
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| 72 | } // if
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| 73 | case 4:
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| 74 | if ( strcmp( argv[3], "d" ) != 0 ) { // default ?
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| 75 | Times = stoi( argv[3] );
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| 76 | if ( Times < 1 ) goto Usage;
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| 77 | } // if
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| 78 | case 3:
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| 79 | if ( strcmp( argv[2], "d" ) != 0 ) { // default ?
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| 80 | Processors = stoi( argv[2] );
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| 81 | if ( Processors < 1 ) goto Usage;
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| 82 | } // if
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| 83 | case 2:
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| 84 | if ( strcmp( argv[1], "d" ) != 0 ) { // default ?
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| 85 | Messages = stoi( argv[1] );
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| 86 | if ( Messages < 1 ) goto Usage;
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| 87 | } // if
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| 88 | case 1: // use defaults
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| 89 | break;
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| 90 | default:
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| 91 | Usage:
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| 92 | cerr << "Usage: " << argv[0]
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| 93 | << ") ] [ messages (> 0) | 'd' (default " << Messages
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| 94 | << ") ] [ processors (> 0) | 'd' (default " << Processors
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| 95 | << ") ] [ Times (> 0) | 'd' (default " << Times
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| 96 | << ") ] [ qscale (> 0) | 'd' (default " << QScale
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| 97 | << ") ]" << endl;
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| 98 | exit( EXIT_FAILURE );
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| 99 | } // switch
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| 100 |
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| 101 | uExecutor executor( Processors, Processors, Processors == 1 ? 1 : Processors * QScale, true, -1 );
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| 102 | time_point<steady_clock> starttime = steady_clock::now();
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| 103 | uActor::start( &executor ); // start actor system
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| 104 | servers = new Server[Messages];
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| 105 | Client client;
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| 106 | client | uActor::startMsg; // start actors
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| 107 | uActor::stop(); // wait for all actors to terminate
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| 108 | cout << (steady_clock::now() - starttime).count() / 1'000'000'000.0 << endl;
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| 109 | delete [] servers;
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| 110 | }
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