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annotate src/tmp/main.c @ 86:e06e1a9e569e parallel_execution

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create worker
author Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
date Mon, 18 Jan 2016 17:50:52 +0900
parents
children
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86
e06e1a9e569e create worker
Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
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1 #include <stdio.h>
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2 #include <unistd.h>
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3
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4 #include "context.h"
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5 #include "origin_cs.h"
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6
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7 extern __code initContext(struct Context* context);
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8
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9 int a;
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10
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11 __code code1(struct Context* context) {
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12 if(__sync_bool_compare_and_swap(&a, 10, 0)) {
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13 puts("success");
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14 a = 10;
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15 } else {
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16 puts("failure");
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Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
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17 goto meta(context, Code1);
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18 }
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19 }
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20
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21 __code code1_stub(struct Context* context) {
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Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
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22 goto code1(context);
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23 }
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24
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25 __code createWorker(struct Context* context, struct LoopCounter* loopCounter, struct Worker* worker) {
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26 int i = loopCounter->i;
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27
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28 if (i < worker->num) {
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29 struct Context* worker_context = &worker->contexts[i];
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30 worker_context->next = Code1;
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31 pthread_create(&worker_context->thread, NULL, (void*)&start_code, worker_context);
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32 loopCounter->i++;
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33
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34 goto meta(context, CreateWorker);
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35 }
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36
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37 loopCounter->i = 0;
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38 goto meta(context, TaskManager);
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39 }
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40
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41 __code createWorker_stub(struct Context* context) {
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Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
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42 goto createWorker(context, &context->data[LoopCounter]->loopCounter, &context->data[Worker]->worker);
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43 }
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44
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45 __code taskManager(struct Context* context, struct LoopCounter* loopCounter, struct Worker* worker) {
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Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
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46 int i = loopCounter->i;
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47
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48 if (i < worker->num) {
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49 pthread_join(worker->contexts[i].thread, NULL);
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50 loopCounter->i++;
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51
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52 goto meta(context, TaskManager);
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53 }
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54
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55 loopCounter->i = 0;
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56 goto meta(context, Exit);
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57 }
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58
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59 __code taskManager_stub(struct Context* context) {
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Shohei KOKUBO <e105744@ie.u-ryukyu.ac.jp>
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60 goto taskManager(context, &context->data[LoopCounter]->loopCounter, &context->data[Worker]->worker);
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61 }
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62
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63 int main(int argc, char** argv) {
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64 a = 10;
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65 int cpu_num = (int)atoi(argv[1]);
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66
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67 struct Context* main_context = (struct Context*)malloc(sizeof(struct Context));
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68 initContext(main_context);
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69 main_context->next = CreateWorker;
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70
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71 struct Context* worker_contexts = (struct Context*)malloc(sizeof(struct Context)*cpu_num);
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72
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73 struct Worker* worker = &main_context->data[Worker]->worker;
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74 worker->num = cpu_num;
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75 worker->contexts = worker_contexts;
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76
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77 for (int i = 0;i<cpu_num;i++)
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78 initContext(&worker_contexts[i]);
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79
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80 goto start_code(main_context);
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81 }