ADT
arm-eh
ast-experimental
enum
forall-pointer-decay
jacob/cs343-translation
new-ast-unique-expr
pthread-emulation
qualifiedEnum
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Last change
on this file since cb25fc9 was a573c22, checked in by Peter A. Buhr <pabuhr@…>, 6 years ago |
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example programs updated for concurrency paper
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Property mode
set to
100644
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File size:
619 bytes
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| 1 | #include <stdio.h>
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| 2 |
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| 3 | #define FIB_INIT { 0 }
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| 4 | typedef struct { int restart; int fn1, fn2; } Fib;
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| 5 | int fib( Fib * f ) {
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| 6 | static void * states[] = { &&s0, &&s1, &&s2 };
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| 7 | goto *states[f->restart];
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| 8 | s0:
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| 9 | f->fn1 = 0;
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| 10 | f->restart = 1;
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| 11 | return f->fn1;
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| 12 | s1:
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| 13 | f->fn2 = f->fn1;
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| 14 | f->fn1 = 1;
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| 15 | f->restart = 2;
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| 16 | return f->fn1;
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| 17 | s2:;
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| 18 | int fn = f->fn1 + f->fn2;
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| 19 | f->fn2 = f->fn1;
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| 20 | f->fn1 = fn;
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| 21 | return fn;
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| 22 | }
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| 23 | int main() {
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| 24 | Fib f1 = FIB_INIT, f2 = FIB_INIT;
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| 25 | for ( int i = 0; i < 10; i += 1 ) {
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| 26 | printf( "%d %d\n", fib( &f1 ), fib( &f2 ) );
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| 27 | }
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| 28 | }
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| 29 |
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| 30 | // Local Variables: //
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| 31 | // tab-width: 4 //
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| 32 | // compile-command: "gcc Fib2.c" //
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| 33 | // End: //
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