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22 lines
388 B
JavaScript
22 lines
388 B
JavaScript
// Copyright (c) 2004 by Arthur Langereis (arthur_ext at domain xfinitegames, tld com)
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// 1 op = 2 assigns, 16 compare/branches, 8 ANDs, (0-8) ADDs, 8 SHLs
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// O(n)
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function bitsinbyte(b) {
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var m = 1, c = 0;
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while(m<0x100) {
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if(b & m) c++;
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m <<= 1;
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}
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return c;
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}
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function TimeFunc(func) {
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var x, y, t;
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for(var x=0; x<350; x++)
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for(var y=0; y<256; y++) func(y);
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}
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TimeFunc(bitsinbyte);
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