% Branch if int comparison (LE) with zero Succeeds

meth Ifle =^ ( ·

var branchoffset : Int ·

var b : Bytecode ·

var o : Object ·

var op : Int ·

var CurrentFrame : FrameInfo ·

TopFrame.GetFrame(CurrentFrame);

% getting the branchoffset value

currentFrame.GetNextBytecode(b);

b.GetCode(branchoffset);

% the int value is popped from the operand stack

currentFrame.Pop(o);

if [] o isExactly DataInfoInt ® (DataInfoInt) o.GetInfo(op);

[] not (o isExactly DataInfoInt) ® miracle

fi

If [] op <= 0 ®

% modifying the PC register

currentFrame.Branch (branchoffset);

fi

TopFrame.SetFrame(CurrentFrame);

end end end end end

)

end