1 pushb_pos: delta 4, top32 0x00000022
2 pushb_neg: delta 4, top32 0xffffffee
3 pushw_neg: delta 2, top32 0x55553344
4 pushw_pos: delta 2, top32 0x5555ddcc
5 pushl_pos: delta 4, top32 0x67675656
6 pushl_neg: delta 4, top32 0x98988787
7 66pushb_pos: delta 2, top32 0x55550022
8 66pushb_neg: delta 2, top32 0x5555ffee