does no longer work after the nasal update
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1 changed files with 0 additions and 39 deletions
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# test whether bit b (range 0..31) is set in integer number n
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var test = func(n, b) {
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var s = buf(4);
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setfld(s, 0, 32, n);
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fld(s, b, 1);
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}
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# return integer number n with bit b set
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var set = func(n, b) {
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var s = buf(4);
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setfld(s, 0, 32, n);
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setfld(s, b, 1, 1);
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fld(s, 0, 32);
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}
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# return integer number n with bit b cleared
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var clear = func(n, b) {
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var s = buf(4);
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setfld(s, 0, 32, n);
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setfld(s, b, 1, 0);
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fld(s, 0, 32);
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}
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# return number as bit string
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var string = func(n) {
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if (!n)
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return "0";
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var s = "";
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while (n) {
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s = ((var v = int(n / 2)) * 2 != n) ~ s;
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n = v;
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}
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return s;
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}
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