| // Copyright (c) 2004 by Arthur Langereis (arthur_ext at domain xfinitegames, tld com) | |
| // 1 op = 2 assigns, 16 compare/branches, 8 ANDs, (0-8) ADDs, 8 SHLs | |
| // O(n) | |
| function bitsinbyte(b) { | |
| var m = 1, c = 0; | |
| while(m<0x100) { | |
| if(b & m) c++; | |
| m <<= 1; | |
| } | |
| return c; | |
| } | |
| var ret = 0; | |
| function TimeFunc(func) { | |
| var x, y, t; | |
| for(var x=0; x<350; x++) | |
| for(var y=0; y<256; y++) | |
| ret += func(y); | |
| } | |
| TimeFunc(bitsinbyte); | |
| assertEq(ret, 358400) |