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 a28bc02 was
e04b636,
checked in by Thierry Delisle <tdelisle@…>, 7 years ago
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Implemented and tested coroutine keyword
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-
Property mode set to
100644
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File size:
856 bytes
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Line | |
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1 | #include <fstream> |
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2 | #include <coroutine> |
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3 | |
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4 | coroutine Fibonacci { |
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5 | int fn; // used for communication |
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6 | }; |
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7 | |
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8 | void ?{}(Fibonacci* this) { |
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9 | this->fn = 0; |
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10 | } |
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11 | |
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12 | void main(Fibonacci* this) { |
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13 | int fn1, fn2; // retained between resumes |
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14 | this->fn = 0; |
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15 | fn1 = this->fn; |
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16 | suspend(); // return to last resume |
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17 | |
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18 | this->fn = 1; |
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19 | fn2 = fn1; |
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20 | fn1 = this->fn; |
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21 | suspend(); // return to last resume |
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22 | |
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23 | for ( ;; ) { |
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24 | this->fn = fn1 + fn2; |
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25 | fn2 = fn1; |
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26 | fn1 = this->fn; |
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27 | suspend(); // return to last resume |
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28 | } |
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29 | } |
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30 | |
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31 | int next(Fibonacci* this) { |
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32 | resume(this); // transfer to last suspend |
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33 | return this->fn; |
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34 | } |
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35 | |
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36 | int main() { |
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37 | Fibonacci f1, f2; |
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38 | for ( int i = 1; i <= 10; i += 1 ) { |
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39 | sout | next(&f1) | ' ' | next(&f2) | endl; |
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40 | } |
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41 | |
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42 | return 0; |
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43 | } |
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