  pushb_pos: delta 8, top64 0x0000000000000022
  pushb_neg: delta 8, top64 0xffffffffffffffee
  pushw_neg: delta 2, top64 0x0000555555553344
  pushw_pos: delta 2, top64 0x000055555555ddcc
  pushq_pos: delta 8, top64 0x0000000067675656
  pushq_neg: delta 8, top64 0x0000000078988787
66pushb_pos: delta 2, top64 0x0000555555550022
66pushb_neg: delta 2, top64 0x000055555555ffee