File: trox2.pp

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// tests whether the rol/ror operations properly mask out the shift count
procedure do_error(i : integer);
  begin
    writeln('Error: ',i);
    halt(1);
  end;

var
  b1,b2 : byte;
  w1 : word;
  d1 : dword;
  q1 : qword;
begin
  b1:=2;
  b2:=15;
  b1:=rorbyte(b1,b2);
  if b1<>4 then
    do_error(1000);

  w1:=1;
  b2:=29;
  w1:=rorword(w1,b2);
  if w1<>$8 then
    do_error(1001);

  d1:=$400;
  b2:=60;
  d1:=rordword(d1,b2);
  if d1<>$4000 then
    do_error(1002);

  q1:=$80000000000;
  b2:=125;
  q1:=rorqword(q1,b2);
  if q1<>$400000000000 then
    do_error(1003);

  b1:=$81;
  b2:=14;
  b1 := rolbyte(b1, b2);
  if (b1 <> $60) then
    do_error(2000);


  w1:=$8001;
  b2:=22;
  w1:=rolword(w1,b2);
  if w1<>$60 then
    do_error(2001);

  d1:=$80000001;
  b2:=38;
  d1:=roldword(d1,b2);
  if d1<>$60 then
    do_error(2002);

  q1:=qword($8000000000000001);
  b2:=70;
  q1:=rolqword(q1,b2);
  if q1<>$60 then
    do_error(2003);

  writeln('ok');
end.