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HEAD
be_abi_put_ignore_regs returns now number of ignore registers as unsigned
[libfirm]
/
ir
/
be
/
test
/
fib_iter.c
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unsigned long fib_iter(int n) {
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unsigned long a = 1, b = 1, c = 0, i;
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if (n < 2)
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return 1;
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for (i = 1; i < n; i++) {
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c = a + b;
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a = b;
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b = c;
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}
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return c;
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}
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int main(int argc, char *argv[]) {
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int i, n = 10;
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if (argc > 1) {
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n = atoi(argv[1]);
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}
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for (i = 0; i <= n; i++)
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printf("fib(%d) = %lu\n", i, fib_iter(i));
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return 0;
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}