Searched refs:isqrt (Results 1 - 5 of 5) sorted by relevance

/freebsd-13-stable/sys/netpfil/ipfw/
H A Ddn_aqm_codel.c150 /* we don't calculate isqrt(1) to get more accurate result*/
152 /* prepare isqrt (old guess) for the next iteration i.e. 1/sqrt(2)*/
153 cst->isqrt = (1UL<< FIX_POINT_BITS) * 7/10;
154 /* return time + isqrt(1)*interval */
166 temp = (uint32_t) cst->isqrt * cst->isqrt;
179 temp = (cst->isqrt * temp) >> (FIX_POINT_BITS + FIX_POINT_BITS - 8);
180 cst->isqrt = temp;
H A Ddn_aqm_codel.h72 uint16_t isqrt; /* last isqrt for control low */ member in struct:codel_status
211 /* we don't have to set initial guess for Newton's method isqrt as
212 * we initilaize isqrt in control_law function when count == 1 */
/freebsd-13-stable/usr.bin/diff/
H A Ddiffreg.c207 static int isqrt(int);
590 isqrt(int n) function
617 sq = isqrt(n);
/freebsd-13-stable/sys/vm/
H A Dvm_pageout.c208 static u_int isqrt(u_int num);
966 isqrt(u_int num) function
1073 if (target == 0 && ndirty * isqrt(howmany(nfreed + 1,
/freebsd-13-stable/stand/common/
H A Dgfx_fb.c1339 isqrt(int num) function
1438 ed = dx + dy == 0 ? 1: isqrt(dx * dx + dy * dy);
1963 return (isqrt(dp / di));

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