IBM 5170 Technical Reference page 346

Integer/Real Memory with ST(O)
I
escape MFO
I
mod 11rr/m
STU) and ST(O)
I
escape dPO 11111 rr/m
FSQRT
==
Square Root of ST(O)
Square Root of ST(O)
I
escape 001 111111010
FSCALE
=
Scale ST(O) by ST(1)
Scale ST(O) by ST(1)
I
escape 001 111111101
FPREM
=
Partial Remainder of ST(O)
+
ST(l)
Partial Remainder of ST(O)
+
ST(1)
I
escape 001 111111000
FRNDINT
=
Round ST(O) to Integer
Round ST(O) to Integer
I
escape 001 111111100
FXTRACT
=
Extract Components of ST(O)
Extract Components of ST(O)
I
escape 001
111110100
FADS = Absolute Value of ST(O)
Absolute Value of ST(O)
1 escape 001
1 11100001
FCHS = Change Sign of ST(O)
Change Sign of ST(O)
I
escape 001 111100000
6-28 Instruction Set