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FDEF[], 83
/* CALL[], <radicand>, 83
returns with square root of radicand on stack */
#BEGIN
#PUSHOFF
/* STACK: <radicand> */
#PUSH, 0, 2
CINDEX[]
/* STACK: <radicand>, <low>, <high> */
#WBeginLoop83:
#PUSH, 2 /* low */
CINDEX[]
#PUSH, 2 /* high */
CINDEX[]
GTEQ[]
#PUSH, WOffset83a
SWAP[]
JROT[], (WOffset83a=#WEndLoop83) /* while low <= high */
/* STACK: <radicand>, <low>, <high> */
#PUSH, 2 /* low */
CINDEX[]
#PUSH, 2 /* high */
CINDEX[]
ADD[]
#PUSH, 32
MUL[]
/* STACK: <radicand>, <low>, <high>, <mid> */
DUP[]
DUP[]
#PUSH, 6 /* radicand */
CINDEX[]
SWAP[]
DIV[]
/* STACK: <radicand>, <low>, <high>, <mid>, <mid>, <radicand/mid> */
LT[]
IF[]
/* STACK: <radicand>, <low>, <high>, <mid> */
ROLL[]
POP[]
#PUSH, 1
ADD[]
SWAP[]
/* STACK: <radicand>, <mid+1>, <high> */
ELSE[]
DUP[]
DUP[]
#PUSH, 6 /* radicand */
CINDEX[]
SWAP[]
DIV[]
GT[]
IF[]
/* STACK: <radicand>, <low>, <high>, <mid> */
SWAP[]
POP[]
#PUSH, 1
SUB[]
/* STACK: <radicand>, <low>, <mid-1> */
ELSE[]
/* STACK: <radicand>, <low>, <high>, <mid> */
ROLL[]
POP[]
SWAP[]
POP[]
DUP[]
/* STACK: <radicand>, <mid>, <mid> */
EIF[]
EIF[]
#PUSH, WOffset83b
JMPR[], (WOffset83b=#WBeginLoop83)
#WEndLoop83:
/* STACK: <radicand>, <low>, <high> */
ADD[]
#PUSH, 32
MUL[]
SWAP[]
POP[]
/* STACK: <mid> */
#PUSHON
#END
ENDF[]
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