https://github.com/zack-bitcoin/ethereum-assembly

```
3 3 mul

    60 03           PUSH1 3
    60 03           PUSH1 3
    02              MUL

foo jump

    60 0f           PUSH1 0x0F ($15)
    56              JUMP


27 0 0 log1 \this code wont be run. we jumped over it.

    60 1b           PUSH1 0x1B ($27)
    60 00           PUSH1 0
    60 00           PUSH1 0
    a1              LOG 1
    5b              JUMPDEST

    61 01 a5        PUSH2 0x01A5 ($421)
    60 00           PUSH1 0
    60 00           PUSH1 0

jumpdest foo

420 0 0 log1 \this code runs 9 times (from 3 and 3 we multiplied above)

    a1              LOG 1

1 swap1 sub    \run 9 times

    60 01           PUSH1 0x01
    90              SWAP1
    03              SUB

dup iszero iszero foo jumpi \this jumps us back to foo

    80              DUP1
    15              ISZERO
    15              ISZERO
    60 0f           PUSH1 0x0F ($15)
    57              JUMPI

06 0 0 log1

    60 06           PUSH1 0x06
    60 00           PUSH1 0x00
    60 00           PUSH1 0x00
    a1              LOG1

```