IBM XT 5160 User Manual

FST = Store
ST(O) to Integer/Real Memory
escape MF 1 mod 010 rim disp-low disp-high
ST(O) to ST(i)
escape 101
11010 ST(i)
FSTP = Store and Pop
ST(O) to Integer/Real Memory
escape MF 1 mod 011 rim
disp-low disp-high
ST(O) to Long Integer Memory
escape 111 mod 111 rim
disp-low disp-high
ST(O) to Temporary Real Memory
escape 011 mod 111 rim
disp-low disp-high
ST{O) to BCD Memory
escape 111 mod 110 rim
disp-low
disp-high
ST(O) to ST(i)
escape 101
11011 ST( i)
FXCH = Exchange ST(i) and ST(O)
I escape 001 I 11001 ST(i)
Comparison
FCOM = Compare
Integer/Real Memory to ST(O)
escape MF 0
mod 010 rim
disp-low disp-high
Instruction Set 6-25

IBM XT 5160 Specifications

General

Brand	IBM
Model	XT 5160
Category	Desktop
Language	English