Edinburgh IMP77 Compiler - Version 8.4
    1 %externalroutine fred(%real x,y)
				.machinemode zarch
				.machine "zEC12"
		.text
		.Ltext0:
				.align	8
		.globl FRED
		FRED:
		.LFB185:
		.LVL0:
				stmg	%r14,%r15,112(%r15)
				lay	%r15,-160(%r15)
		.LBB4:
		.LBB5:
				brasl	%r14,sqrt@PLT
		.LVL4:
		.L2:
		.L3:
		.LBE5:
		.LBE4:
    2 %real z
    3
    4 %if x>0 %and y>0 %then %start
				lzer	%f4
				cebr	%f0,%f4
				bler	%r14
    5    z=sqrt(x+y)
				cebr	%f2,%f4
				bler	%r14
				aebr	%f0,%f2
		.LVL1:
				ldebr	%f0,%f0
		.LVL2:
				lzdr	%f2
		.LVL3:
				cdbr	%f0,%f2
				bnlr	%r14
    6 %else
    7    %monitor
    8 %finish
    9 %end
   10 %endoffile
				lg	%r4,272(%r15)
				lmg	%r14,%r15,272(%r15)
				br	%r4
		.LFE185:
		.Letext0:
    9 Statements compiled