ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
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Last change
on this file since fbfd97bd was
427854b,
checked in by Thierry Delisle <tdelisle@…>, 5 years ago
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First draft implementation of generators, still missing error checking, testing and clean-up
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-
Property mode set to
100644
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File size:
1.3 KB
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| 1 | // |
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| 2 | // Cforall Version 1.0.0 Copyright (C) 2017 University of Waterloo |
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| 3 | // |
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| 4 | // The contents of this file are covered under the licence agreement in the |
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| 5 | // file "LICENCE" distributed with Cforall. |
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| 6 | // |
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| 7 | // fibonacci.c -- 3-state finite-state machine |
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| 8 | // |
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| 9 | // Author : Thierry Delisle |
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| 10 | // Created On : Thu Jun 8 07:29:37 2017 |
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| 11 | // Last Modified By : Peter A. Buhr |
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| 12 | // Last Modified On : Fri Mar 22 13:40:35 2019 |
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| 13 | // Update Count : 26 |
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| 14 | // |
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| 15 | |
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| 16 | #include <fstream.hfa> |
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| 17 | #include <coroutine.hfa> |
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| 18 | |
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| 19 | coroutine Fibonacci { int fn; }; // used for communication |
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| 20 | |
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| 21 | void main( Fibonacci & fib ) with( fib ) { // called on first resume |
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| 22 | int fn1, fn2; // retained between resumes |
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| 23 | fn = 0; fn1 = fn; // 1st case |
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| 24 | suspend; // restart last resume |
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| 25 | fn = 1; fn2 = fn1; fn1 = fn; // 2nd case |
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| 26 | suspend; // restart last resume |
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| 27 | for () { |
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| 28 | fn = fn1 + fn2; fn2 = fn1; fn1 = fn; // general case |
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| 29 | suspend; // restart last resume |
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| 30 | } // for |
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| 31 | } |
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| 32 | |
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| 33 | int next( Fibonacci & fib ) with( fib ) { |
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| 34 | resume( fib ); // restart last suspend |
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| 35 | return fn; |
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| 36 | } |
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| 37 | |
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| 38 | int main() { |
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| 39 | Fibonacci f1, f2; |
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| 40 | for ( 10 ) { // print N Fibonacci values |
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| 41 | sout | next( f1 ) | next( f2 ); |
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| 42 | } // for |
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| 43 | } |
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| 44 | |
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| 45 | // Local Variables: // |
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| 46 | // tab-width: 4 // |
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| 47 | // compile-command: "cfa fibonacci.cfa" // |
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| 48 | // End: // |
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