ADTast-experimental
Last change
on this file since 7bef8cf was
7bef8cf,
checked in by Peter A. Buhr <pabuhr@…>, 17 months ago
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start paper on llheap
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Property mode set to
100644
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File size:
476 bytes
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1 | #include <cstdio> |
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2 | |
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3 | struct Fib { |
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4 | int fn = 1, fn1 = 0; |
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5 | void * next = nullptr; |
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6 | |
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7 | int operator()() { |
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8 | if ( __builtin_expect(next != 0, 1) ) goto *next; |
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9 | next = &&s1; |
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10 | for ( ;; ) { |
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11 | return fn1; |
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12 | s1: ; |
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13 | int fn0 = fn + fn1; |
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14 | fn1 = fn; |
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15 | fn = fn0; |
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16 | return fn1; |
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17 | } |
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18 | } |
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19 | }; |
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20 | int main() { |
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21 | Fib f1, f2; |
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22 | for ( int i = 0; i < 10; i += 1 ) { |
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23 | printf( "%d %d\n", f1(), f2() ); |
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24 | } |
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25 | } |
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26 | |
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27 | // Local Variables: // |
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28 | // tab-width: 4 // |
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29 | // compile-command: "gcc-8 Fib3.cc" // |
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30 | // End: // |
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