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 6e300d9 was e04b636, checked in by Thierry Delisle <tdelisle@…>, 9 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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