1 [bits 16] 2 push 0 ; 6A 00 - equivalent to push byte 0 3 push byte 0 ; 6A 00 4 push word 0 ; 6A 00 - optimized 5 push dword 0 ; 66 6A 00 - optimized 6 push strict byte 0 ; 6A 00 7 push strict word 0 ; 68 0000 8 push strict dword 0 ; 66 68 00000000 9 push 128 ; 68 8000 - doesn't fit in byte, equivalent to push word 128 10 push byte 128 ; 6A 80 - warning (signed overflow) 11 push word 128 ; 68 8000 12 push dword 128 ; 66 68 80000000 13 push strict byte 128 ; 6A 80 - warning (signed overflow) 14 push strict word 128 ; 68 8000 15 push strict dword 128 ; 66 68 80000000 16 17 [bits 32] 18 push 0 ; 6A 00 - equivalent to push byte 0 19 push byte 0 ; 6A 00 20 push word 0 ; 66 6A 00 - optimized 21 push dword 0 ; 6A 00 - optimized 22 push strict byte 0 ; 6A 00 23 push strict word 0 ; 66 68 0000 24 push strict dword 0 ; 68 00000000 25 push 128 ; 68 80000000 - doesn't fit in byte -> push dword 128 26 push byte 128 ; 6A 80 - warning (signed overflow) 27 push word 128 ; 66 6A 8000 28 push dword 128 ; 6A 80000000 29 push strict byte 128 ; 6A 80 - warning (signed overflow) 30 push strict word 128 ; 66 6A 8000 31 push strict dword 128 ; 6A 80000000 32 33 [bits 64] 34 push 0 ; same as bits 32 output 35 push byte 0 ; 6A 00; 64 bits pushed onto stack 36 push word 0 ; 66 6A 00 - 66h prefix, optimized to byte 37 push dword 0 ; 6A 00 - optimized to byte; note 64 bits pushed onto stack 38 push strict byte 0 ; 6A 00; 64 bits pushed onto stack 39 push strict word 0 ; 66 68 0000 40 push strict dword 0 ; 68 00000000; note 64 bits pushed onto stack 41 push 128 42 push byte 128 ; warning 43 push word 128 44 push dword 128 45 push strict byte 128 ; warning 46 push strict word 128 47 push strict dword 128 48
